From c37686851347ba4b6a407ce8511701e28089e2aa Mon Sep 17 00:00:00 2001 From: TolaMironcenko Date: Thu, 20 Feb 2025 17:30:48 +0700 Subject: [PATCH 1/8] auth_service in config file --- config.json | 5 +++-- src/auth/auth.cpp | 4 +++- 2 files changed, 6 insertions(+), 3 deletions(-) diff --git a/config.json b/config.json index 2774c6d..a08a57d 100644 --- a/config.json +++ b/config.json @@ -43,5 +43,6 @@ "css": "../src/web/css", "js": "../src/web/js", "root": "../src/web" - } -} \ No newline at end of file + }, + "auth_service": "http://127.0.0.1:43243" +} diff --git a/src/auth/auth.cpp b/src/auth/auth.cpp index 9540906..ece2d52 100644 --- a/src/auth/auth.cpp +++ b/src/auth/auth.cpp @@ -3,10 +3,12 @@ #include #include #include +#include bool authenticate(const std::string &token) { - httplib::Client cli(AUTH_SERVICE); + config::config.setConfig("../config.json") + httplib::Client cli(config::config.getConfig()["auth_service"]); std::string body = R"({"token":")" + token + R"("})"; // body << R"({"token":")" << token << R"("})"; -- 2.54.0 From cedc9cd9951110863ca6dd7514897a1254fae9da Mon Sep 17 00:00:00 2001 From: TolaMironcenko Date: Thu, 20 Feb 2025 18:07:59 +0700 Subject: [PATCH 2/8] making easy --- CMakeLists.txt | 24 ++--- Makefile | 1 + config.json | 16 +-- meson.build | 2 + src/OpenRouter/OpenRouter.cpp | 34 +------ src/auth/auth.cpp | 3 +- src/routes.hpp | 6 -- src/settings/dns/dns.hpp | 13 +-- src/settings/dns/enabled.cpp | 63 +----------- src/settings/dns/local_domains.cpp | 55 +---------- src/settings/dns/servers.cpp | 55 +---------- src/settings/ftp/ftp.cpp | 62 +----------- src/settings/ftp/ftp.hpp | 5 +- src/settings/settings.cpp | 91 +++++++++++++++++ src/settings/settings.hpp | 9 ++ src/settings/ssh/keys.cpp | 50 +--------- src/settings/ssh/port.cpp | 63 +----------- src/settings/ssh/server.cpp | 63 +----------- src/settings/ssh/ssh.hpp | 19 +--- src/settings/ssh/status.cpp | 61 +----------- src/settings/telnet/enabled.cpp | 66 +------------ src/settings/telnet/port.cpp | 68 +------------ src/settings/telnet/telnet.hpp | 9 +- src/settings/wifi/channel.cpp | 63 +----------- src/settings/wifi/name.cpp | 76 +-------------- src/settings/wifi/password.cpp | 23 ----- src/settings/wifi/status.cpp | 62 +----------- src/settings/wifi/wifi.hpp | 14 +-- src/web/index.html | 7 +- src/web/js/login.js | 2 +- src/web/js/routes.js | 9 +- src/web/js/settings/confirm.js | 33 ------- src/web/js/settings/dns.js | 152 ++++++++--------------------- src/web/js/settings/ftp.js | 28 +----- src/web/js/settings/settings.js | 40 ++++++-- src/web/js/settings/ssh.js | 142 +++++++-------------------- src/web/js/settings/telnet.js | 75 +++----------- src/web/js/settings/wifi.js | 113 ++++----------------- 38 files changed, 313 insertions(+), 1364 deletions(-) delete mode 100644 src/routes.hpp create mode 100644 src/settings/settings.cpp delete mode 100644 src/web/js/settings/confirm.js diff --git a/CMakeLists.txt b/CMakeLists.txt index eb8004d..60fbef9 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -1,14 +1,16 @@ -cmake_minimum_required (VERSION 2.6) -project(openrouter) -set(CMAKE_CXX_STANDARD 20) - -include_directories(./src/libs/ ./src) - -add_executable( - openrouter - src/openrouter.cpp +cmake_minimum_required (VERSION 2.6) +project(openrouter) +set(CMAKE_CXX_STANDARD 20) + +include_directories(./src/libs/ ./src) + +add_executable( + openrouter + src/openrouter.cpp src/security/cors.cpp - + + src/settings/settings.cpp + src/settings/telnet/enabled.cpp src/settings/telnet/port.cpp @@ -41,7 +43,7 @@ add_executable( src/libs/QR-Code-generator/qrcodegen.cpp src/libs/QR-Code-generator/qrtosvg.cpp -) +) install(TARGETS openrouter DESTINATION /usr/bin) install(DIRECTORY src/web DESTINATION /usr/share/openrouter/web) diff --git a/Makefile b/Makefile index e418295..358c142 100644 --- a/Makefile +++ b/Makefile @@ -3,6 +3,7 @@ STRIP=strip CXXFLAGS=-Wall -I src/libs -I src -std=c++20 SOURCES=src/openrouter.cpp \ src/security/cors.cpp \ + src/settings/settings.cpp \ src/settings/telnet/enabled.cpp \ src/settings/telnet/port.cpp \ src/settings/ssh/status.cpp \ diff --git a/config.json b/config.json index a08a57d..0479aa3 100644 --- a/config.json +++ b/config.json @@ -1,7 +1,8 @@ { + "auth_service": "http://127.0.0.1:43243", "settings": { "dns": { - "enabled": false, + "enabled": true, "localdomains": [ { "domain": "localhost", @@ -25,17 +26,17 @@ "key1", "key2" ], - "port": 22, + "port": "22", "server": "dropbear" }, "telnet": { "enabled": false, - "port": 23 + "port": "29" }, "wifi": { - "channel": 6, + "channel": "1", "enabled": false, - "name": "OpenRouterWifi", + "name": "home", "password": "OpenRouterPassword" } }, @@ -43,6 +44,5 @@ "css": "../src/web/css", "js": "../src/web/js", "root": "../src/web" - }, - "auth_service": "http://127.0.0.1:43243" -} + } +} \ No newline at end of file diff --git a/meson.build b/meson.build index b8256db..3c081fc 100644 --- a/meson.build +++ b/meson.build @@ -5,6 +5,8 @@ executable( 'src/openrouter.cpp', 'src/security/cors.cpp', + 'src/settings/settings.cpp', + 'src/settings/telnet/enabled.cpp', 'src/settings/telnet/port.cpp', diff --git a/src/OpenRouter/OpenRouter.cpp b/src/OpenRouter/OpenRouter.cpp index 5bfd107..85230af 100644 --- a/src/OpenRouter/OpenRouter.cpp +++ b/src/OpenRouter/OpenRouter.cpp @@ -8,39 +8,11 @@ OpenRouter::OpenRouter() { - this->srv.Post("/api/settings/telnet/get", api::settings::telnet::get_telnet); - this->srv.Post("/api/settings/telnet/set", api::settings::telnet::set_telnet); - this->srv.Post("/api/settings/telnet/port/get", api::settings::telnet::get_telnet_port); - this->srv.Post("/api/settings/telnet/port/set", api::settings::telnet::set_telnet_port); - - this->srv.Post("/api/settings/ssh/status/get", api::settings::ssh::get_ssh_status); - this->srv.Post("/api/settings/ssh/status/set", api::settings::ssh::set_ssh_status); - this->srv.Post("/api/settings/ssh/keys/get", api::settings::ssh::get_ssh_keys); - this->srv.Post("/api/settings/ssh/keys/set", api::settings::ssh::set_ssh_keys); - this->srv.Post("/api/settings/ssh/port/get", api::settings::ssh::get_ssh_port); - this->srv.Post("/api/settings/ssh/port/set", api::settings::ssh::set_ssh_port); - this->srv.Post("/api/settings/ssh/server/get", api::settings::ssh::get_ssh_server_http); - this->srv.Post("/api/settings/ssh/server/set", api::settings::ssh::set_ssh_server_http); - - this->srv.Post("/api/settings/dns/get", api::settings::dns::get_dns); - this->srv.Post("/api/settings/dns/set", api::settings::dns::set_dns); - this->srv.Post("/api/settings/dns/servers/get", api::settings::dns::get_dns_servers); - this->srv.Post("/api/settings/dns/servers/set", api::settings::dns::set_dns_servers); - this->srv.Post("/api/settings/dns/domains/get", api::settings::dns::get_local_domains); - this->srv.Post("/api/settings/dns/domains/set", api::settings::dns::set_local_domains); - - this->srv.Post("/api/settings/ftp/get", api::settings::ftp::get_ftp); - this->srv.Post("/api/settings/ftp/set", api::settings::ftp::set_ftp); - - this->srv.Post("/api/settings/wifi/status/get", api::settings::wifi::get_wifi_status); - this->srv.Post("/api/settings/wifi/status/set", api::settings::wifi::set_wifi_status); - this->srv.Post("/api/settings/wifi/name/get", api::settings::wifi::get_wifi_name); - this->srv.Post("/api/settings/wifi/name/set", api::settings::wifi::set_wifi_name); - this->srv.Post("/api/settings/wifi/password/get", api::settings::wifi::get_wifi_password); this->srv.Post("/api/settings/wifi/password/set", api::settings::wifi::set_wifi_password); this->srv.Post("/api/settings/wifi/qr/get", api::settings::wifi::get_wifi_qr); - this->srv.Post("/api/settings/wifi/channel/get", api::settings::wifi::get_wifi_channel); - this->srv.Post("/api/settings/wifi/channel/set", api::settings::wifi::set_wifi_channel); + + this->srv.Post("/api/settings/get", api::settings::get); + this->srv.Post("/api/settings/set", api::settings::set); this->srv.Post("/api/reboot", api::system::reboot); diff --git a/src/auth/auth.cpp b/src/auth/auth.cpp index ece2d52..1d599d2 100644 --- a/src/auth/auth.cpp +++ b/src/auth/auth.cpp @@ -1,13 +1,12 @@ #include #include -#include #include #include #include bool authenticate(const std::string &token) { - config::config.setConfig("../config.json") + // config::config.setConfig(std::string("../config.json")); httplib::Client cli(config::config.getConfig()["auth_service"]); std::string body = R"({"token":")" + token + R"("})"; diff --git a/src/routes.hpp b/src/routes.hpp deleted file mode 100644 index ef16532..0000000 --- a/src/routes.hpp +++ /dev/null @@ -1,6 +0,0 @@ -#ifndef ROUTES_HPP -#define ROUTES_HPP - -#define AUTH_SERVICE "http://localhost:43243" - -#endif // ROUTES_HPP diff --git a/src/settings/dns/dns.hpp b/src/settings/dns/dns.hpp index 4e2af17..91227d0 100644 --- a/src/settings/dns/dns.hpp +++ b/src/settings/dns/dns.hpp @@ -1,7 +1,7 @@ #ifndef DNS_HPP #define DNS_HPP -#include +#include namespace api { @@ -9,14 +9,9 @@ namespace api { namespace dns { - void get_dns(const httplib::Request& request, httplib::Response& response); - void set_dns(const httplib::Request& request, httplib::Response& response); - - void get_dns_servers(const httplib::Request& request, httplib::Response& response); - void set_dns_servers(const httplib::Request& request, httplib::Response& response); - - void get_local_domains(const httplib::Request& request, httplib::Response& response); - void set_local_domains(const httplib::Request& request, httplib::Response& response); + void set_dns(bool new_dns_enabled); + void set_dns_servers(nlohmann::json servers); + void set_local_domains(nlohmann::json domains); } } } diff --git a/src/settings/dns/enabled.cpp b/src/settings/dns/enabled.cpp index db90db6..2c19ffe 100644 --- a/src/settings/dns/enabled.cpp +++ b/src/settings/dns/enabled.cpp @@ -1,13 +1,5 @@ #include -#include -#include -#include #include -#include -#include -#include - -#define DNS_REQUIRED_STRING R"({"required":"[token,enabled]"})" namespace api { @@ -15,52 +7,8 @@ namespace api { namespace dns { - void get_dns(const httplib::Request& request, httplib::Response& response) + void set_dns(bool new_dns_enabled) { - std::cout << GREEN << request.path << RESET << " " << request.method << std::endl; - response.set_header("Access-Control-Allow-Origin", "*"); - if (!check_body(request)) - { - response.set_content(ACCESS_REQUIRED_STRING, JSON_TYPE); - return; - } - nlohmann::json json_body = nlohmann::json::parse(request.body); - - if (!authenticate(json_body["token"])) - { - response.set_content(R"({"access":"reject"})", JSON_TYPE); - return; - } - config::config.setConfig(std::string("../config.json")); - int dns_enabled = config::config.getConfig()["settings"]["dns"]["enabled"]; - std::stringstream responsedata; - responsedata << R"({"enabled":")" << dns_enabled << R"("})"; - response.set_content(responsedata.str(), JSON_TYPE); - } - - void set_dns(const httplib::Request& request, httplib::Response& response) - { - std::cout << GREEN << request.path << RESET << " " << request.method << std::endl; - response.set_header("Access-Control-Allow-Origin", "*"); - if (!check_body(request)) - { - response.set_content(ACCESS_REQUIRED_STRING, JSON_TYPE); - return; - } - nlohmann::json json_body = nlohmann::json::parse(request.body); - - if (json_body["enabled"] == nullptr) - { - response.set_content(DNS_REQUIRED_STRING, JSON_TYPE); - return; - } - - if (!authenticate(json_body["token"])) - { - response.set_content(R"({"access":"reject"})", JSON_TYPE); - return; - } - bool new_dns_enabled = json_body["enabled"]; if (!new_dns_enabled) { system("rc stop dnsmasq"); @@ -73,15 +21,6 @@ namespace api system("rc add dnsmasq"); syslog(LOG_INFO, "%s", "DNS is enabled"); } - config::config.setConfig(std::string("../config.json")); - nlohmann::json new_config = config::config.getConfig(); - new_config["settings"]["dns"]["enabled"] = new_dns_enabled; - config::config.setConfig(new_config); - config::config.saveConfig(); - int dns_enabled = config::config.getConfig()["settings"]["dns"]["enabled"]; - std::stringstream responsedata; - responsedata << R"({"enabled":")" << dns_enabled << R"("})"; - response.set_content(responsedata.str(), JSON_TYPE); } } } diff --git a/src/settings/dns/local_domains.cpp b/src/settings/dns/local_domains.cpp index 08af734..7e889b9 100644 --- a/src/settings/dns/local_domains.cpp +++ b/src/settings/dns/local_domains.cpp @@ -1,11 +1,6 @@ #include -#include -#include -#include #include -#include -#include -#include +#include namespace api { @@ -13,48 +8,9 @@ namespace api { namespace dns { - void get_local_domains(const httplib::Request& request, httplib::Response& response) + void set_local_domains(nlohmann::json domains) { - std::cout << GREEN << request.path << RESET << " " << request.method << std::endl; - response.set_header("Access-Control-Allow-Origin", "*"); - if (!check_body(request)) - { - response.set_content(ACCESS_REQUIRED_STRING, JSON_TYPE); - return; - } - nlohmann::json json_body = nlohmann::json::parse(request.body); - - if (!authenticate(json_body["token"])) - { - response.set_content(R"({"access":"reject"})", JSON_TYPE); - return; - } - config::config.setConfig(std::string("../config.json")); - std::stringstream responsedata; - responsedata << R"({"domains":)"; - responsedata << config::config.getConfig()["settings"]["dns"]["localdomains"]; - responsedata << "}"; - response.set_content(responsedata.str(), JSON_TYPE); - } - - void set_local_domains(const httplib::Request& request, httplib::Response& response) - { - std::cout << GREEN << request.path << RESET << " " << request.method << std::endl; - response.set_header("Access-Control-Allow-Origin", "*"); - if (!check_body(request)) - { - response.set_content(ACCESS_REQUIRED_STRING, JSON_TYPE); - return; - } - nlohmann::json json_body = nlohmann::json::parse(request.body); - - if (!authenticate(json_body["token"])) - { - response.set_content(R"({"access":"reject"})", JSON_TYPE); - return; - } std::ofstream domainsfile("/etc/dnsmasq.conf.d/hosts"); - nlohmann::json domains = json_body["domains"]; for (nlohmann::json_abi_v3_11_3::json domain : domains) { std::string ip = domain["ip"]; @@ -62,15 +18,8 @@ namespace api domainsfile << ip << " " << dom << "\n"; } domainsfile.close(); - config::config.setConfig(std::string("../config.json")); - nlohmann::json new_config = config::config.getConfig(); - new_config["settings"]["dns"]["localdomains"] = json_body["domains"]; - config::config.setConfig(new_config); - config::config.saveConfig(); system("rc restart dnsmasq"); syslog(LOG_INFO, "%s", "DNS local domains changed"); - std::string responsedata = R"({"success":"true"})"; - response.set_content(responsedata, JSON_TYPE); } } } diff --git a/src/settings/dns/servers.cpp b/src/settings/dns/servers.cpp index 35e50f9..a3347f5 100644 --- a/src/settings/dns/servers.cpp +++ b/src/settings/dns/servers.cpp @@ -1,11 +1,6 @@ #include -#include -#include -#include #include -#include -#include -#include +#include namespace api { @@ -13,48 +8,9 @@ namespace api { namespace dns { - void get_dns_servers(const httplib::Request& request, httplib::Response& response) + void set_dns_servers(nlohmann::json servers) { - std::cout << GREEN << request.path << RESET << " " << request.method << std::endl; - response.set_header("Access-Control-Allow-Origin", "*"); - if (!check_body(request)) - { - response.set_content(ACCESS_REQUIRED_STRING, JSON_TYPE); - return; - } - nlohmann::json json_body = nlohmann::json::parse(request.body); - - if (!authenticate(json_body["token"])) - { - response.set_content(R"({"access":"reject"})", JSON_TYPE); - return; - } - config::config.setConfig(std::string("../config.json")); - std::stringstream responsedata; - responsedata << R"({"servers":)"; - responsedata << config::config.getConfig()["settings"]["dns"]["servers"]; - responsedata << "}"; - response.set_content(responsedata.str(), JSON_TYPE); - } - - void set_dns_servers(const httplib::Request& request, httplib::Response& response) - { - std::cout << GREEN << request.path << RESET << " " << request.method << std::endl; - response.set_header("Access-Control-Allow-Origin", "*"); - if (!check_body(request)) - { - response.set_content(ACCESS_REQUIRED_STRING, JSON_TYPE); - return; - } - nlohmann::json json_body = nlohmann::json::parse(request.body); - - if (!authenticate(json_body["token"])) - { - response.set_content(R"({"access":"reject"})", JSON_TYPE); - return; - } std::ofstream dnsserversfile("/etc/dnsmasq.conf.d/resolv.conf"); - nlohmann::json servers = json_body["servers"]; for (const nlohmann::json_abi_v3_11_3::json& server : servers) { std::string srv = server; @@ -65,15 +21,8 @@ namespace api dnsserversfile << "nameserver " << srv << "\n"; } dnsserversfile.close(); - config::config.setConfig(std::string("../config.json")); - nlohmann::json new_config = config::config.getConfig(); - new_config["settings"]["dns"]["servers"] = json_body["servers"]; - config::config.setConfig(new_config); - config::config.saveConfig(); system("rc restart dnsmasq"); syslog(LOG_INFO, "%s", "DNS servers changed"); - std::string responsedata = R"({"success":"true"})"; - response.set_content(responsedata, JSON_TYPE); } } } diff --git a/src/settings/ftp/ftp.cpp b/src/settings/ftp/ftp.cpp index 50a7271..33c0026 100644 --- a/src/settings/ftp/ftp.cpp +++ b/src/settings/ftp/ftp.cpp @@ -1,11 +1,6 @@ #include -#include -#include -#include #include -#include -#include -#include +#include #define FTP_REQUIRED_STRING R"({"required":"[token,enabled]"})" @@ -15,52 +10,8 @@ namespace api { namespace ftp { - void get_ftp(const httplib::Request& request, httplib::Response& response) + void set_ftp(bool new_ftp_enabled) { - std::cout << GREEN << request.path << RESET << " " << request.method << std::endl; - response.set_header("Access-Control-Allow-Origin", "*"); - if (!check_body(request)) - { - response.set_content(ACCESS_REQUIRED_STRING, JSON_TYPE); - return; - } - nlohmann::json json_body = nlohmann::json::parse(request.body); - - if (!authenticate(json_body["token"])) - { - response.set_content(R"({"access":"reject"})", JSON_TYPE); - return; - } - config::config.setConfig(std::string("../config.json")); - int ftp_enabled = config::config.getConfig()["settings"]["ftp"]["enabled"]; - std::stringstream responsedata; - responsedata << R"({"enabled":")" << ftp_enabled << R"("})"; - response.set_content(responsedata.str(), JSON_TYPE); - } - - void set_ftp(const httplib::Request& request, httplib::Response& response) - { - std::cout << GREEN << request.path << RESET << " " << request.method << std::endl; - response.set_header("Access-Control-Allow-Origin", "*"); - if (!check_body(request)) - { - response.set_content(ACCESS_REQUIRED_STRING, JSON_TYPE); - return; - } - nlohmann::json json_body = nlohmann::json::parse(request.body); - - if (json_body["enabled"] == nullptr) - { - response.set_content(FTP_REQUIRED_STRING, JSON_TYPE); - return; - } - - if (!authenticate(json_body["token"])) - { - response.set_content(R"({"access":"reject"})", JSON_TYPE); - return; - } - bool new_ftp_enabled = json_body["enabled"]; if (!new_ftp_enabled) { system("rc stop ftp"); @@ -73,15 +24,6 @@ namespace api system("rc add ftp"); syslog(LOG_INFO, "%s", "Ftp is enabled"); } - config::config.setConfig(std::string("../config.json")); - nlohmann::json new_config = config::config.getConfig(); - new_config["settings"]["ftp"]["enabled"] = new_ftp_enabled; - config::config.setConfig(new_config); - config::config.saveConfig(); - int ftp_enabled = config::config.getConfig()["settings"]["ftp"]["enabled"]; - std::stringstream responsedata; - responsedata << R"({"enabled":")" << ftp_enabled << R"("})"; - response.set_content(responsedata.str(), JSON_TYPE); } } } diff --git a/src/settings/ftp/ftp.hpp b/src/settings/ftp/ftp.hpp index d04e9b7..a7daca2 100644 --- a/src/settings/ftp/ftp.hpp +++ b/src/settings/ftp/ftp.hpp @@ -1,16 +1,13 @@ #ifndef FTP_HPP #define FTP_HPP -#include - namespace api { namespace settings { namespace ftp { - void get_ftp(const httplib::Request& request, httplib::Response& response); - void set_ftp(const httplib::Request& request, httplib::Response& response); + void set_ftp(bool new_ftp_enabled); } } } diff --git a/src/settings/settings.cpp b/src/settings/settings.cpp new file mode 100644 index 0000000..1f06827 --- /dev/null +++ b/src/settings/settings.cpp @@ -0,0 +1,91 @@ +#include +#include +#include +#include +#include +#include +#include +#include + +#define SETTINGS_REQUIRED_STRING R"({"required":"[settings]"})" + +namespace api +{ + namespace settings + { + void get(const httplib::Request& request, httplib::Response& response) + { + std::cout << GREEN << request.path << RESET << " " << request.method << std::endl; + response.set_header("Access-Control-Allow-Origin", "*"); + if (!check_body(request)) + { + response.set_content(ACCESS_REQUIRED_STRING, JSON_TYPE); + return; + } + nlohmann::json json_body = nlohmann::json::parse(request.body); + + if (!authenticate(json_body["token"])) + { + response.set_content(R"({"access":"reject"})", JSON_TYPE); + return; + } + config::config.setConfig(std::string("../config.json")); + std::string responsedata = R"({"settings":)" + config::config.getConfig()["settings"].dump() + R"(})"; + response.set_content(responsedata, JSON_TYPE); + } + + void set(const httplib::Request& request, httplib::Response& response) + { + std::cout << GREEN << request.path << RESET << " " << request.method << std::endl; + response.set_header("Access-Control-Allow-Origin", "*"); + if (!check_body(request)) + { + response.set_content(ACCESS_REQUIRED_STRING, JSON_TYPE); + return; + } + nlohmann::json json_body = nlohmann::json::parse(request.body); + + if (json_body["settings"] == nullptr) + { + response.set_content(SETTINGS_REQUIRED_STRING, JSON_TYPE); + return; + } + + if (!authenticate(json_body["token"])) + { + response.set_content(R"({"access":"reject"})", JSON_TYPE); + return; + } + sleep(1); + config::config.setConfig(std::string("../config.json")); + nlohmann::json new_config = config::config.getConfig(); + new_config["settings"] = json_body["settings"]; + config::config.setConfig(new_config); + config::config.saveConfig(); + + api::settings::wifi::set_wifi_status(json_body["settings"]["wifi"]["enabled"]); + std::string wifichannel = json_body["settings"]["wifi"]["channel"]; + api::settings::wifi::set_wifi_channel(std::stoi(wifichannel)); + api::settings::wifi::set_wifi_name(json_body["settings"]["wifi"]["name"]); + + api::settings::telnet::set_telnet(json_body["settings"]["telnet"]["enabled"]); + std::string telnetport = json_body["settings"]["telnet"]["port"]; + api::settings::telnet::set_telnet_port(std::stoi(telnetport)); + + api::settings::ssh::set_ssh_status(json_body["settings"]["ssh"]["enabled"]); + api::settings::ssh::set_ssh_server(json_body["settings"]["ssh"]["server"]); + std::string sshport = json_body["settings"]["ssh"]["port"]; + api::settings::ssh::set_ssh_port(std::stoi(sshport)); + api::settings::ssh::set_ssh_keys(json_body["settings"]["ssh"]["keys"]); + + api::settings::ftp::set_ftp(json_body["settings"]["ftp"]["enabled"]); + + api::settings::dns::set_dns(json_body["settings"]["dns"]["enabled"]); + api::settings::dns::set_dns_servers(json_body["settings"]["dns"]["servers"]); + api::settings::dns::set_local_domains(json_body["settings"]["dns"]["localdomains"]); + + std::string responsedata = R"({"settings":)" + config::config.getConfig()["settings"].dump() + R"(})"; + response.set_content(responsedata, JSON_TYPE); + } + } +} diff --git a/src/settings/settings.hpp b/src/settings/settings.hpp index 678166c..bd8b57e 100644 --- a/src/settings/settings.hpp +++ b/src/settings/settings.hpp @@ -7,4 +7,13 @@ #include #include +namespace api +{ + namespace settings + { + void get(const httplib::Request& request, httplib::Response& response); + void set(const httplib::Request& request, httplib::Response& response); + } +} + #endif // SETTINGS_HPP diff --git a/src/settings/ssh/keys.cpp b/src/settings/ssh/keys.cpp index f602a6e..5afe324 100644 --- a/src/settings/ssh/keys.cpp +++ b/src/settings/ssh/keys.cpp @@ -1,10 +1,8 @@ #include #include #include -#include #include #include -#include #include #define KEYS_PATH "~/.ssh/authorized_keys" @@ -15,62 +13,16 @@ namespace api { namespace ssh { - void get_ssh_keys(const httplib::Request& request, httplib::Response& response) + void set_ssh_keys(nlohmann::json keys) { - std::cout << GREEN << request.path << RESET << " " << request.method << std::endl; - response.set_header("Access-Control-Allow-Origin", "*"); - if (!check_body(request)) - { - response.set_content(ACCESS_REQUIRED_STRING, JSON_TYPE); - return; - } - nlohmann::json json_body = nlohmann::json::parse(request.body); - - if (!authenticate(json_body["token"])) - { - response.set_content(R"({"access":"reject"})", JSON_TYPE); - return; - } - config::config.setConfig(std::string("../config.json")); - std::stringstream responsedata; - responsedata << R"({"keys":)"; - responsedata << config::config.getConfig()["settings"]["ssh"]["keys"]; - responsedata << "}"; - response.set_content(responsedata.str(), JSON_TYPE); - } - - void set_ssh_keys(const httplib::Request& request, httplib::Response& response) - { - std::cout << GREEN << request.path << RESET << " " << request.method << std::endl; - response.set_header("Access-Control-Allow-Origin", "*"); - if (!check_body(request)) - { - response.set_content(ACCESS_REQUIRED_STRING, JSON_TYPE); - return; - } - nlohmann::json json_body = nlohmann::json::parse(request.body); - - if (!authenticate(json_body["token"])) - { - response.set_content(R"({"access":"reject"})", JSON_TYPE); - return; - } std::ofstream keysfile(KEYS_PATH); - nlohmann::json keys = json_body["keys"]; for (std::string key : keys) { keysfile << key << "\n"; } keysfile.close(); - config::config.setConfig(std::string("../config.json")); - nlohmann::json new_config = config::config.getConfig(); - new_config["settings"]["ssh"]["keys"] = json_body["keys"]; - config::config.setConfig(new_config); - config::config.saveConfig(); system("rc restart ssh"); syslog(LOG_INFO, "%s", "SSH keys changed"); - std::string responsedata = R"({"success":"true"})"; - response.set_content(responsedata, JSON_TYPE); } } } diff --git a/src/settings/ssh/port.cpp b/src/settings/ssh/port.cpp index c8c6ccc..f0732b6 100644 --- a/src/settings/ssh/port.cpp +++ b/src/settings/ssh/port.cpp @@ -1,15 +1,9 @@ #include -#include -#include -#include #include #include #include #include #include -#include -#include -#include #define SSH_PORT_REQUIRED_STRING R"({"required":"[token,port]"})" #define SSH_PORT_PATH "/etc/openrouter/ssh/port" @@ -20,58 +14,14 @@ namespace api { namespace ssh { - void get_ssh_port(const httplib::Request& request, httplib::Response& response) + void set_ssh_port(int new_ssh_port) { - std::cout << GREEN << request.path << RESET << " " << request.method << std::endl; - response.set_header("Access-Control-Allow-Origin", "*"); - if (!check_body(request)) - { - response.set_content(ACCESS_REQUIRED_STRING, JSON_TYPE); - return; - } - nlohmann::json json_body = nlohmann::json::parse(request.body); - - if (!authenticate(json_body["token"])) - { - response.set_content(R"({"access":"reject"})", JSON_TYPE); - return; - } - config::config.setConfig(std::string("../config.json")); - int ssh_port = config::config.getConfig()["settings"]["ssh"]["port"]; - std::stringstream responsedata; - responsedata << R"({"port":")" << ssh_port << R"("})"; - response.set_content(responsedata.str(), JSON_TYPE); - } - - void set_ssh_port(const httplib::Request& request, httplib::Response& response) - { - std::cout << GREEN << request.path << RESET << " " << request.method << std::endl; - response.set_header("Access-Control-Allow-Origin", "*"); - if (!check_body(request)) - { - response.set_content(ACCESS_REQUIRED_STRING, JSON_TYPE); - return; - } - nlohmann::json json_body = nlohmann::json::parse(request.body); - - if (json_body["port"] == nullptr) - { - response.set_content(SSH_PORT_REQUIRED_STRING, JSON_TYPE); - return; - } - - if (!authenticate(json_body["token"])) - { - response.set_content(R"({"access":"reject"})", JSON_TYPE); - return; - } std::ifstream oldsshportfile(SSH_PORT_PATH); int old_ssh_port; oldsshportfile >> old_ssh_port; oldsshportfile.close(); std::ofstream sshportfileout(SSH_PORT_PATH); - std::string new_ssh_port = json_body["port"]; - sshportfileout << stoi(new_ssh_port); + sshportfileout << new_ssh_port; sshportfileout.close(); std::stringstream systemrequest; if (get_ssh_server() == DROPBEAR_SSH) @@ -94,15 +44,6 @@ namespace api } std::string syslogstring = "SSH port changed to " + new_ssh_port; syslog(LOG_INFO, "%s", syslogstring.c_str()); - config::config.setConfig(std::string("../config.json")); - nlohmann::json new_config = config::config.getConfig(); - new_config["settings"]["ssh"]["port"] = std::stoi(new_ssh_port); - config::config.setConfig(new_config); - config::config.saveConfig(); - int ssh_port = config::config.getConfig()["settings"]["ssh"]["port"]; - std::stringstream responsedata; - responsedata << R"({"port":")" << ssh_port << R"("})"; - response.set_content(responsedata.str(), JSON_TYPE); } } } diff --git a/src/settings/ssh/server.cpp b/src/settings/ssh/server.cpp index 8f19c34..c6c8e73 100644 --- a/src/settings/ssh/server.cpp +++ b/src/settings/ssh/server.cpp @@ -1,10 +1,4 @@ #include -#include -#include -#include -#include -#include -#include #include #define SSH_SERVER_REQUIRED_STRING R"({"required":"[token,server]"})" @@ -21,61 +15,8 @@ namespace api return config::config.getConfig()["settings"]["ssh"]["server"]; } - std::string set_ssh_server(std::string& server) + void set_ssh_server(std::string new_server) { - config::config.setConfig(std::string("../config.json")); - nlohmann::json new_config = config::config.getConfig(); - new_config["settings"]["ssh"]["server"] = server; - config::config.setConfig(new_config); - config::config.saveConfig(); - return config::config.getConfig()["settings"]["ssh"]["server"]; - } - - void get_ssh_server_http(const httplib::Request& request, httplib::Response& response) - { - std::cout << GREEN << request.path << RESET << " " << request.method << std::endl; - response.set_header("Access-Control-Allow-Origin", "*"); - if (!check_body(request)) - { - response.set_content(ACCESS_REQUIRED_STRING, JSON_TYPE); - return; - } - nlohmann::json json_body = nlohmann::json::parse(request.body); - - if (!authenticate(json_body["token"])) - { - response.set_content(R"({"access":"reject"})", JSON_TYPE); - return; - } - std::stringstream responsedata; - responsedata << R"({"server":")" << get_ssh_server() << R"("})"; - response.set_content(responsedata.str(), JSON_TYPE); - } - void set_ssh_server_http(const httplib::Request& request, httplib::Response& response) - { - std::cout << GREEN << request.path << RESET << " " << request.method << std::endl; - response.set_header("Access-Control-Allow-Origin", "*"); - if (!check_body(request)) - { - response.set_content(ACCESS_REQUIRED_STRING, JSON_TYPE); - return; - } - nlohmann::json json_body = nlohmann::json::parse(request.body); - - if (json_body["server"] == nullptr) - { - response.set_content(SSH_SERVER_REQUIRED_STRING, JSON_TYPE); - return; - } - - if (!authenticate(json_body["token"])) - { - response.set_content(R"({"access":"reject"})", JSON_TYPE); - return; - } - std::stringstream responsedata; - std::string server = json_body["server"]; - std::string new_server = set_ssh_server(server); if (new_server == DROPBEAR_SSH) { system("rc stop ssh"); @@ -89,8 +30,6 @@ namespace api system("rc start ssh"); system("rc add ssh"); } - responsedata << R"({"server":")" << new_server << R"("})"; - response.set_content(responsedata.str(), JSON_TYPE); } } } diff --git a/src/settings/ssh/ssh.hpp b/src/settings/ssh/ssh.hpp index 4d9a23b..2326685 100644 --- a/src/settings/ssh/ssh.hpp +++ b/src/settings/ssh/ssh.hpp @@ -1,7 +1,7 @@ #ifndef SSH_HPP #define SSH_HPP -#include +#include #define DROPBEAR_SSH "dropbear" #define OPENSSH_SSH "openssh" @@ -13,19 +13,10 @@ namespace api namespace ssh { std::string get_ssh_server(); - std::string set_ssh_server(std::string& server); - - void get_ssh_server_http(const httplib::Request& request, httplib::Response& response); - void set_ssh_server_http(const httplib::Request& request, httplib::Response& response); - - void get_ssh_status(const httplib::Request& request, httplib::Response& response); - void set_ssh_status(const httplib::Request& request, httplib::Response& response); - - void get_ssh_keys(const httplib::Request& request, httplib::Response& response); - void set_ssh_keys(const httplib::Request& request, httplib::Response& response); - - void get_ssh_port(const httplib::Request& request, httplib::Response& response); - void set_ssh_port(const httplib::Request& request, httplib::Response& response); + void set_ssh_server(std::string new_server); + void set_ssh_status(bool new_ssh_status); + void set_ssh_keys(nlohmann::json keys); + void set_ssh_port(int port); } } } diff --git a/src/settings/ssh/status.cpp b/src/settings/ssh/status.cpp index f8dd807..2f2024f 100644 --- a/src/settings/ssh/status.cpp +++ b/src/settings/ssh/status.cpp @@ -1,11 +1,5 @@ #include -#include -#include -#include #include -#include -#include -#include #define SSH_REQUIRED_STRING R"({"required":"[token,status]"})" @@ -15,52 +9,8 @@ namespace api { namespace ssh { - void get_ssh_status(const httplib::Request& request, httplib::Response& response) + void set_ssh_status(bool new_ssh_status) { - std::cout << GREEN << request.path << RESET << " " << request.method << std::endl; - response.set_header("Access-Control-Allow-Origin", "*"); - if (!check_body(request)) - { - response.set_content(ACCESS_REQUIRED_STRING, JSON_TYPE); - return; - } - nlohmann::json json_body = nlohmann::json::parse(request.body); - - if (!authenticate(json_body["token"])) - { - response.set_content(R"({"access":"reject"})", JSON_TYPE); - return; - } - config::config.setConfig(std::string("../config.json")); - int ssh_status = config::config.getConfig()["settings"]["ssh"]["enabled"]; - std::stringstream responsedata; - responsedata << R"({"status":")" << ssh_status << R"("})"; - response.set_content(responsedata.str(), JSON_TYPE); - } - - void set_ssh_status(const httplib::Request& request, httplib::Response& response) - { - std::cout << GREEN << request.path << RESET << " " << request.method << std::endl; - response.set_header("Access-Control-Allow-Origin", "*"); - if (!check_body(request)) - { - response.set_content(ACCESS_REQUIRED_STRING, JSON_TYPE); - return; - } - nlohmann::json json_body = nlohmann::json::parse(request.body); - - if (json_body["status"] == nullptr) - { - response.set_content(SSH_REQUIRED_STRING, JSON_TYPE); - return; - } - - if (!authenticate(json_body["token"])) - { - response.set_content(R"({"access":"reject"})", JSON_TYPE); - return; - } - bool new_ssh_status = json_body["status"]; if (!new_ssh_status) { if (get_ssh_server() == DROPBEAR_SSH) @@ -87,15 +37,6 @@ namespace api } syslog(LOG_INFO, "%s", "SSH is enabled"); } - config::config.setConfig(std::string("../config.json")); - nlohmann::json new_config = config::config.getConfig(); - new_config["settings"]["ssh"]["enabled"] = new_ssh_status; - config::config.setConfig(new_config); - config::config.saveConfig(); - int ssh_status = config::config.getConfig()["settings"]["ssh"]["enabled"]; - std::stringstream responsedata; - responsedata << R"({"status":")" << ssh_status << R"("})"; - response.set_content(responsedata.str(), JSON_TYPE); } } } diff --git a/src/settings/telnet/enabled.cpp b/src/settings/telnet/enabled.cpp index 811e6c6..eadfb80 100644 --- a/src/settings/telnet/enabled.cpp +++ b/src/settings/telnet/enabled.cpp @@ -1,15 +1,6 @@ #include -#include -#include -#include -#include -#include -#include -#include #include -#include -#include -#include +#include #define TELNET_REQUIRED_STRING R"({"required":"[token,enabled]"})" @@ -19,52 +10,8 @@ namespace api { namespace telnet { - void get_telnet(const httplib::Request& request, httplib::Response& response) + void set_telnet(bool new_telnet_enabled) { - std::cout << GREEN << request.path << RESET << " " << request.method << std::endl; - response.set_header("Access-Control-Allow-Origin", "*"); - if (!check_body(request)) - { - response.set_content(ACCESS_REQUIRED_STRING, JSON_TYPE); - return; - } - nlohmann::json json_body = nlohmann::json::parse(request.body); - - if (!authenticate(json_body["token"])) - { - response.set_content(R"({"access":"reject"})", JSON_TYPE); - return; - } - config::config.setConfig(std::string("../config.json")); - int telnet_enabled = config::config.getConfig()["settings"]["telnet"]["enabled"]; - std::stringstream responsedata; - responsedata << R"({"enabled":")" << telnet_enabled << R"("})"; - response.set_content(responsedata.str(), JSON_TYPE); - } - - void set_telnet(const httplib::Request& request, httplib::Response& response) - { - std::cout << GREEN << request.path << RESET << " " << request.method << std::endl; - response.set_header("Access-Control-Allow-Origin", "*"); - if (!check_body(request)) - { - response.set_content(ACCESS_REQUIRED_STRING, JSON_TYPE); - return; - } - nlohmann::json json_body = nlohmann::json::parse(request.body); - - if (json_body["enabled"] == nullptr) - { - response.set_content(TELNET_REQUIRED_STRING, JSON_TYPE); - return; - } - - if (!authenticate(json_body["token"])) - { - response.set_content(R"({"access":"reject"})", JSON_TYPE); - return; - } - bool new_telnet_enabled = json_body["enabled"]; if (!new_telnet_enabled) { system("rc stop telnet"); @@ -77,15 +24,6 @@ namespace api system("rc add telnet"); syslog(LOG_INFO, "%s", "Telnet is enabled"); } - config::config.setConfig(std::string("../config.json")); - nlohmann::json new_config = config::config.getConfig(); - new_config["settings"]["telnet"]["enabled"] = new_telnet_enabled; - config::config.setConfig(new_config); - config::config.saveConfig(); - int telnet_enabled = config::config.getConfig()["settings"]["telnet"]["enabled"]; - std::stringstream responsedata; - responsedata << R"({"enabled":")" << telnet_enabled << R"("})"; - response.set_content(responsedata.str(), JSON_TYPE); } } } diff --git a/src/settings/telnet/port.cpp b/src/settings/telnet/port.cpp index a55b7fd..0f69b0d 100644 --- a/src/settings/telnet/port.cpp +++ b/src/settings/telnet/port.cpp @@ -1,17 +1,6 @@ #include -#include -#include -#include -#include -#include -#include -#include #include -#include -#include -#include - -#define TELNET_PORT_REQUIRED_STRING R"({"required":"[token,port]"})" +#include namespace api { @@ -19,64 +8,11 @@ namespace api { namespace telnet { - void get_telnet_port(const httplib::Request& request, httplib::Response& response) + void set_telnet_port(int new_telnet_port) { - std::cout << GREEN << request.path << RESET << " " << request.method << std::endl; - response.set_header("Access-Control-Allow-Origin", "*"); - if (!check_body(request)) - { - response.set_content(ACCESS_REQUIRED_STRING, JSON_TYPE); - return; - } - nlohmann::json json_body = nlohmann::json::parse(request.body); - - if (!authenticate(json_body["token"])) - { - response.set_content(R"({"access":"reject"})", JSON_TYPE); - return; - } - config::config.setConfig(std::string("../config.json")); - int telnet_port = config::config.getConfig()["settings"]["telnet"]["port"]; - std::stringstream responsedata; - responsedata << R"({"port":")" << telnet_port << R"("})"; - response.set_content(responsedata.str(), JSON_TYPE); - } - - void set_telnet_port(const httplib::Request& request, httplib::Response& response) - { - std::cout << GREEN << request.path << RESET << " " << request.method << std::endl; - response.set_header("Access-Control-Allow-Origin", "*"); - if (!check_body(request)) - { - response.set_content(ACCESS_REQUIRED_STRING, JSON_TYPE); - return; - } - nlohmann::json json_body = nlohmann::json::parse(request.body); - - if (json_body["port"] == nullptr) - { - response.set_content(TELNET_PORT_REQUIRED_STRING, JSON_TYPE); - return; - } - - if (!authenticate(json_body["token"])) - { - response.set_content(R"({"access":"reject"})", JSON_TYPE); - return; - } - std::string new_telnet_port = json_body["port"]; system("rc restart telnet"); std::string syslogstring = "Telnet port changed to " + new_telnet_port; syslog(LOG_INFO, "%s", syslogstring.c_str()); - std::stringstream responsedata; - config::config.setConfig(std::string("../config.json")); - nlohmann::json new_config = config::config.getConfig(); - new_config["settings"]["telnet"]["port"] = stoi(new_telnet_port); - config::config.setConfig(new_config); - config::config.saveConfig(); - int telnet_port = config::config.getConfig()["settings"]["telnet"]["port"]; - responsedata << R"({"port":")" << telnet_port << R"("})"; - response.set_content(responsedata.str(), JSON_TYPE); } } } diff --git a/src/settings/telnet/telnet.hpp b/src/settings/telnet/telnet.hpp index cd3041c..e59d085 100644 --- a/src/settings/telnet/telnet.hpp +++ b/src/settings/telnet/telnet.hpp @@ -1,19 +1,14 @@ #ifndef SETTINGS_TELNET_HPP #define SETTINGS_TELNET_HPP -#include - namespace api { namespace settings { namespace telnet { - void get_telnet(const httplib::Request& request, httplib::Response& response); - void set_telnet(const httplib::Request& request, httplib::Response& response); - - void get_telnet_port(const httplib::Request& request, httplib::Response& response); - void set_telnet_port(const httplib::Request& request, httplib::Response& response); + void set_telnet(bool new_telnet_enabled); + void set_telnet_port(int new_telnet_port); } } } diff --git a/src/settings/wifi/channel.cpp b/src/settings/wifi/channel.cpp index 7b7056f..001d40b 100644 --- a/src/settings/wifi/channel.cpp +++ b/src/settings/wifi/channel.cpp @@ -1,15 +1,8 @@ #include -#include -#include -#include #include #include #include -#include #include -#include -#include -#include #define WIFI_CHANNEL_REQUIRED_STRING R"({"required":"[token,channel]"})" @@ -19,51 +12,8 @@ namespace api { namespace wifi { - void get_wifi_channel(const httplib::Request& request, httplib::Response& response) + void set_wifi_channel(int new_channel) { - std::cout << GREEN << request.path << RESET << " " << request.method << std::endl; - response.set_header("Access-Control-Allow-Origin", "*"); - if (!check_body(request)) - { - response.set_content(ACCESS_REQUIRED_STRING, JSON_TYPE); - return; - } - nlohmann::json json_body = nlohmann::json::parse(request.body); - - if (!authenticate(json_body["token"])) - { - response.set_content(R"({"access":"reject"})", JSON_TYPE); - return; - } - config::config.setConfig(std::string("../config.json")); - int wifi_channel = config::config.getConfig()["settings"]["wifi"]["channel"]; - std::stringstream responsedata; - responsedata << R"({"channel":")" << wifi_channel << R"("})"; - response.set_content(responsedata.str(), JSON_TYPE); - } - - void set_wifi_channel(const httplib::Request& request, httplib::Response& response) - { - std::cout << GREEN << request.path << RESET << " " << request.method << std::endl; - response.set_header("Access-Control-Allow-Origin", "*"); - if (!check_body(request)) - { - response.set_content(ACCESS_REQUIRED_STRING, JSON_TYPE); - return; - } - nlohmann::json json_body = nlohmann::json::parse(request.body); - - if (json_body["channel"] == nullptr) - { - response.set_content(WIFI_CHANNEL_REQUIRED_STRING, JSON_TYPE); - return; - } - - if (!authenticate(json_body["token"])) - { - response.set_content(R"({"access":"reject"})", JSON_TYPE); - return; - } std::ifstream wifisettingsfile(WIFI_SETTINGS_PATH); std::string old_channel; std::string wifisettingsbuffer; @@ -77,7 +27,6 @@ namespace api } } wifisettingsfile.close(); - std::string new_channel = json_body["channel"]; std::stringstream systemrequest; systemrequest << "sed -i \"/channel=" << old_channel << "/s//channel=" << new_channel << "/\" /etc/hostapd/hostapd.conf"; std::cout << systemrequest.str() << std::endl; @@ -85,16 +34,6 @@ namespace api system("rc restart hostapd"); std::string syslogstring = "WIFI channel changed to " + new_channel; syslog(LOG_INFO, "%s", syslogstring.c_str()); - sleep(1); - config::config.setConfig(std::string("../config.json")); - nlohmann::json new_config = config::config.getConfig(); - new_config["settings"]["wifi"]["channel"] = std::stoi(new_channel); - config::config.setConfig(new_config); - config::config.saveConfig(); - int wifi_channel = config::config.getConfig()["settings"]["wifi"]["channel"]; - std::stringstream responsedata; - responsedata << R"({"channel":")" << wifi_channel << R"("})"; - response.set_content(responsedata.str(), JSON_TYPE); } } } diff --git a/src/settings/wifi/name.cpp b/src/settings/wifi/name.cpp index d6827d3..c386f65 100644 --- a/src/settings/wifi/name.cpp +++ b/src/settings/wifi/name.cpp @@ -1,15 +1,8 @@ #include -#include -#include -#include #include #include #include -#include #include -#include -#include -#include #define WIFI_NAME_REQUIRED_STRING R"({"required":"[token,name]"})" @@ -19,51 +12,8 @@ namespace api { namespace wifi { - void get_wifi_name(const httplib::Request& request, httplib::Response& response) + void set_wifi_name(std::string new_wifi_name) { - std::cout << GREEN << request.path << RESET << " " << request.method << std::endl; - response.set_header("Access-Control-Allow-Origin", "*"); - if (!check_body(request)) - { - response.set_content(ACCESS_REQUIRED_STRING, JSON_TYPE); - return; - } - nlohmann::json json_body = nlohmann::json::parse(request.body); - - if (!authenticate(json_body["token"])) - { - response.set_content(R"({"access":"reject"})", JSON_TYPE); - return; - } - config::config.setConfig(std::string("../config.json")); - std::string wifi_name = config::config.getConfig()["settings"]["wifi"]["name"]; - std::stringstream responsedata; - responsedata << R"({"name":")" << wifi_name << R"("})"; - response.set_content(responsedata.str(), JSON_TYPE); - } - - void set_wifi_name(const httplib::Request& request, httplib::Response& response) - { - std::cout << GREEN << request.path << RESET << " " << request.method << std::endl; - response.set_header("Access-Control-Allow-Origin", "*"); - if (!check_body(request)) - { - response.set_content(ACCESS_REQUIRED_STRING, JSON_TYPE); - return; - } - nlohmann::json json_body = nlohmann::json::parse(request.body); - - if (json_body["name"] == nullptr) - { - response.set_content(WIFI_NAME_REQUIRED_STRING, JSON_TYPE); - return; - } - - if (!authenticate(json_body["token"])) - { - response.set_content(R"({"access":"reject"})", JSON_TYPE); - return; - } std::ifstream wifisettingsfile(WIFI_SETTINGS_PATH); std::string old_wifi_name; std::string wifisettingsbuffer; @@ -77,7 +27,6 @@ namespace api } } wifisettingsfile.close(); - std::string new_wifi_name = json_body["name"]; std::stringstream systemrequest; systemrequest << "sed -i \"/ssid=" << old_wifi_name << "/s//ssid=" << new_wifi_name << "/\" /etc/hostapd/hostapd.conf"; std::cout << systemrequest.str() << std::endl; @@ -85,29 +34,6 @@ namespace api system("rc restart hostapd"); std::string syslogstring = "WIFI name changed to " + new_wifi_name; syslog(LOG_INFO, "%s", syslogstring.c_str()); - - std::ifstream changedwifisettingsfile(WIFI_SETTINGS_PATH); - std::string wifi_name; - std::string changedwifisettingsbuffer; - while (std::getline(changedwifisettingsfile, changedwifisettingsbuffer)) - { - if (changedwifisettingsbuffer.find("ssid=") == 0) - { - wifi_name = changedwifisettingsbuffer; - wifi_name.erase(0, 5); - break; - } - } - changedwifisettingsfile.close(); - config::config.setConfig(std::string("../config.json")); - nlohmann::json new_config = config::config.getConfig(); - new_config["settings"]["wifi"]["name"] = new_wifi_name; - config::config.setConfig(new_config); - config::config.saveConfig(); - wifi_name = config::config.getConfig()["settings"]["wifi"]["name"]; - std::stringstream responsedata; - responsedata << R"({"name":")" << wifi_name << R"("})"; - response.set_content(responsedata.str(), JSON_TYPE); } } } diff --git a/src/settings/wifi/password.cpp b/src/settings/wifi/password.cpp index 2c2e3f1..06ee209 100644 --- a/src/settings/wifi/password.cpp +++ b/src/settings/wifi/password.cpp @@ -19,29 +19,6 @@ namespace api { namespace wifi { - void get_wifi_password(const httplib::Request& request, httplib::Response& response) - { - std::cout << GREEN << request.path << RESET << " " << request.method << std::endl; - response.set_header("Access-Control-Allow-Origin", "*"); - if (!check_body(request)) - { - response.set_content(ACCESS_REQUIRED_STRING, JSON_TYPE); - return; - } - nlohmann::json json_body = nlohmann::json::parse(request.body); - - if (!authenticate(json_body["token"])) - { - response.set_content(R"({"access":"reject"})", JSON_TYPE); - return; - } - config::config.setConfig(std::string("../config.json")); - std::string wifi_password = config::config.getConfig()["settings"]["wifi"]["password"]; - std::stringstream responsedata; - responsedata << R"({"password":")" << wifi_password << R"("})"; - response.set_content(responsedata.str(), JSON_TYPE); - } - void set_wifi_password(const httplib::Request& request, httplib::Response& response) { std::cout << GREEN << request.path << RESET << " " << request.method << std::endl; diff --git a/src/settings/wifi/status.cpp b/src/settings/wifi/status.cpp index 83f836c..8011fd0 100644 --- a/src/settings/wifi/status.cpp +++ b/src/settings/wifi/status.cpp @@ -1,11 +1,5 @@ #include -#include -#include -#include #include -#include -#include -#include #define WIFI_REQUIRED_STRING R"({"required":"[token,status]"})" @@ -15,52 +9,8 @@ namespace api { namespace wifi { - void get_wifi_status(const httplib::Request& request, httplib::Response& response) + void set_wifi_status(bool new_wifi_status) { - std::cout << GREEN << request.path << RESET << " " << request.method << std::endl; - response.set_header("Access-Control-Allow-Origin", "*"); - if (!check_body(request)) - { - response.set_content(ACCESS_REQUIRED_STRING, JSON_TYPE); - return; - } - nlohmann::json json_body = nlohmann::json::parse(request.body); - - if (!authenticate(json_body["token"])) - { - response.set_content(R"({"access":"reject"})", JSON_TYPE); - return; - } - config::config.setConfig(std::string("../config.json")); - int wifi_status = config::config.getConfig()["settings"]["wifi"]["enabled"]; - std::stringstream responsedata; - responsedata << R"({"status":")" << wifi_status << R"("})"; - response.set_content(responsedata.str(), JSON_TYPE); - } - - void set_wifi_status(const httplib::Request& request, httplib::Response& response) - { - std::cout << GREEN << request.path << RESET << " " << request.method << std::endl; - response.set_header("Access-Control-Allow-Origin", "*"); - if (!check_body(request)) - { - response.set_content(ACCESS_REQUIRED_STRING, JSON_TYPE); - return; - } - nlohmann::json json_body = nlohmann::json::parse(request.body); - - if (json_body["status"] == nullptr) - { - response.set_content(WIFI_REQUIRED_STRING, JSON_TYPE); - return; - } - - if (!authenticate(json_body["token"])) - { - response.set_content(R"({"access":"reject"})", JSON_TYPE); - return; - } - bool new_wifi_status = json_body["status"]; if (!new_wifi_status) { system("rc stop hostapd"); @@ -73,16 +23,6 @@ namespace api system("rc add hostapd"); syslog(LOG_INFO, "%s", "WIFI is enabled"); } - sleep(1); - config::config.setConfig(std::string("../config.json")); - nlohmann::json new_config = config::config.getConfig(); - new_config["settings"]["wifi"]["enabled"] = new_wifi_status; - config::config.setConfig(new_config); - config::config.saveConfig(); - int wifi_status = config::config.getConfig()["settings"]["wifi"]["enabled"]; - std::stringstream responsedata; - responsedata << R"({"status":")" << wifi_status << R"("})"; - response.set_content(responsedata.str(), JSON_TYPE); } } } diff --git a/src/settings/wifi/wifi.hpp b/src/settings/wifi/wifi.hpp index 0d6b343..12e06a2 100644 --- a/src/settings/wifi/wifi.hpp +++ b/src/settings/wifi/wifi.hpp @@ -11,19 +11,11 @@ namespace api { namespace wifi { - void get_wifi_status(const httplib::Request& request, httplib::Response& response); - void set_wifi_status(const httplib::Request& request, httplib::Response& response); - - void get_wifi_name(const httplib::Request& request, httplib::Response& response); - void set_wifi_name(const httplib::Request& request, httplib::Response& response); - - void get_wifi_password(const httplib::Request& request, httplib::Response& response); + void set_wifi_status(bool new_wifi_status); + void set_wifi_name(std::string new_wifi_name); void set_wifi_password(const httplib::Request& request, httplib::Response& response); - void get_wifi_qr(const httplib::Request& request, httplib::Response& response); - - void get_wifi_channel(const httplib::Request& request, httplib::Response& response); - void set_wifi_channel(const httplib::Request& request, httplib::Response& response); + void set_wifi_channel(int new_channel); } } } diff --git a/src/web/index.html b/src/web/index.html index e8a14fa..0b5925f 100644 --- a/src/web/index.html +++ b/src/web/index.html @@ -209,7 +209,7 @@
-

0.1.1

+

0.1.1

@@ -265,13 +265,12 @@ - + - @@ -279,4 +278,4 @@ - \ No newline at end of file + diff --git a/src/web/js/login.js b/src/web/js/login.js index b415053..ee0b795 100644 --- a/src/web/js/login.js +++ b/src/web/js/login.js @@ -49,7 +49,7 @@ const login = async (username, password) => { notification("Успешно", "success") loginform.classList.remove("active") localStorage.setItem("token", response.token) - get_all_settings() + await get_all_settings() adminpanelsection.classList.add('active') await get_user_data() loginusername.value = "" diff --git a/src/web/js/routes.js b/src/web/js/routes.js index a328433..43c8808 100644 --- a/src/web/js/routes.js +++ b/src/web/js/routes.js @@ -2,8 +2,8 @@ const host = window.location.origin const prefix = 'api' const routes = { - login: () => [host, prefix, 'token'].join('/'), - user: () => [host, prefix, 'users', 'user'].join('/'), + login: () => ["http://localhost:43243", prefix, 'token'].join('/'), + user: () => ["http://localhost:43243", prefix, 'users', 'user'].join('/'), telnet_status: () => [host, prefix, 'settings', 'telnet', 'get'].join('/'), telnet_status_set: () => [host, prefix, 'settings', 'telnet', 'set'].join('/'), @@ -39,7 +39,10 @@ const routes = { wifi_channel_get: () => [host, prefix, 'settings', 'wifi', 'channel', 'get'].join('/'), wifi_channel_set: () => [host, prefix, 'settings', 'wifi', 'channel', 'set'].join('/'), + settings_get: () => [host, prefix, 'settings', 'get'].join('/'), + settings_set: () => [host, prefix, 'settings', 'set'].join('/'), + reboot: () => [host, prefix, 'reboot'].join('/'), syslog: () => [host, prefix, 'syslog'].join('/'), uptime: () => [host, prefix, 'uptime'].join('/'), -} \ No newline at end of file +} diff --git a/src/web/js/settings/confirm.js b/src/web/js/settings/confirm.js deleted file mode 100644 index 197ea86..0000000 --- a/src/web/js/settings/confirm.js +++ /dev/null @@ -1,33 +0,0 @@ -const confirmform = document.querySelector('#confirmform') -const confirmformheader = document.querySelector('#confirmformheader') -const cancelbutton = document.querySelector('#cancel') -const confirmformbuttons = document.querySelector('#confirmformbuttons') - -const defaultcancelreqfunc = () => { - confirmform.classList.remove('active') -} - -const get_confirm_form = (header, reqfunc = defaultcancelreqfunc, cancelreqfunc = defaultcancelreqfunc) => { - confirmformheader.innerHTML = header - confirmform.classList.add('active') - - var confirmbutton = document.createElement('button') - confirmbutton.classList.add('formbutton') - confirmbutton.id = "confirm" - confirmbutton.innerHTML = "Confirm" - confirmbutton.addEventListener('click', () => { - reqfunc() - confirmform.classList.remove('active') - }) - confirmformbuttons.replaceChild(confirmbutton, document.querySelector('#confirm')) - - var cancelbutton = document.createElement('button') - cancelbutton.classList.add('formbutton') - cancelbutton.id = "cancel" - cancelbutton.innerHTML = "Cancel" - cancelbutton.addEventListener('click', () => { - cancelreqfunc() - confirmform.classList.remove('active') - }) - confirmformbuttons.replaceChild(cancelbutton, document.querySelector('#cancel')) -} diff --git a/src/web/js/settings/dns.js b/src/web/js/settings/dns.js index a202fab..409d14b 100644 --- a/src/web/js/settings/dns.js +++ b/src/web/js/settings/dns.js @@ -12,46 +12,24 @@ let dnsservers = [] let localdomains = [] const get_dns_enabled_status = () => { - fetch(routes.dns_status(), { - method: 'POST', - body: `{"token":"${localStorage.getItem("token")}"}` - }).then(res => res.json()).then(jsondata => { - if (jsondata.enabled === '1') { - dnsenabled.checked = true - dnssettingbody.classList.add('active') - adddnsserverbutton.classList.add('active') - addlocaldomainbutton.classList.add('active') - return; - } else { - adddnsserverbutton.parentElement.classList.add('onebutton') - } - }).catch((error) => { - notification(`Ошибка на сервере: ${error}`, "error") - }) -} - -const set_dns_enabled_status = () => { - fetch(routes.dns_status_set(), { - method: 'POST', - body: `{"token":"${localStorage.getItem("token")}","enabled":${dnsenabled.checked}}` - }).then(res => res.json()).then(jsondata => { - if (jsondata.enabled === '1') { - dnsenabled.checked = true - dnssettingbody.classList.add('active') - adddnsserverbutton.classList.add('active') - } - notification("Настройки dns сохранены", "success") - }).catch((error) => { - notification(`Ошибка на сервере: ${error}`, "error") - }) + dnsenabled.checked = settings.dns.enabled + if (settings.dns.enabled) { + dnssettingbody.classList.add('active') + adddnsserverbutton.classList.add('active') + addlocaldomainbutton.classList.add('active') + } else { + adddnsserverbutton.parentElement.classList.add('onebutton') + } } const set_dns_settings = () => { - set_dns_enabled_status() - if (dnsenabled.checked) { - set_dns_server() - set_local_domains() - } + settings.dns.enabled = dnsenabled.checked + settings.dns.servers = dnsservers + settings.dns.localdomains = localdomains + set_all_settings() + dnsenabled.checked = settings.dns.enabled + get_dns_server() + get_local_domains() } setdnssettingsbutton.addEventListener('click', () => { @@ -76,41 +54,16 @@ dnsenabled.addEventListener('click', () => { }) const get_dns_server = () => { - fetch(routes.dns_servers_get(), { - method: 'POST', - body: `{"token":"${localStorage.getItem("token")}"}` - }).then(res => res.json()).then(jsondata => { - dnsservers = jsondata.servers - dnsserverstablebody.innerHTML = "" - for (const server in jsondata.servers) { - dnsserverstablebody.innerHTML += ` - - ${jsondata.servers[server]} - - - ` - } - }).catch((error) => { - notification(`Ошибка на сервере: ${error}`, "error") - }) -} - -const set_dns_server = () => { - start_loader("Load DNS") - fetch(routes.dns_servers_set(), { - method: 'POST', - body: `{"token":"${localStorage.getItem('token')}","servers":${JSON.stringify(dnsservers)}}` - }).then(data => data.json()).then(jsondata => { - stop_loader() - if (jsondata.success) { - get_dns_server() - notification("Настройки dns сохранены", "success") - } else { - notification("Неизвестная ошибка", "error") - } - }).catch((error) => { - notification(`Ошибка на сервере: ${error}`, "error") - }) + dnsservers = settings.dns.servers + dnsserverstablebody.innerHTML = "" + for (const server in settings.dns.servers) { + dnsserverstablebody.innerHTML += ` + + ${settings.dns.servers[server]} + + + ` + } } adddnsserverbutton.addEventListener('click', () => { @@ -118,7 +71,7 @@ adddnsserverbutton.addEventListener('click', () => { if (dnsserver === null) return if (confirm('Confirm DNS settings? (add DNS server)')) { dnsservers.push(dnsserver) - set_dns_server() + set_dns_settings() } }) @@ -126,7 +79,7 @@ dnsserverstablebody.addEventListener('click', (e) => { if (e.target.classList.contains('deldnsserverbutton')) { dnsservers.splice(dnsservers.indexOf(e.target.id), 1) if (confirm(`Confirm DNS settings? (delete DNS server: ${e.target.id})`)) { - set_dns_server() + set_dns_settings() } get_dns_server() } @@ -135,42 +88,17 @@ dnsserverstablebody.addEventListener('click', (e) => { // ---------------------- local domains --------------------------- const get_local_domains = () => { - fetch(routes.dns_local_domains_get(), { - method: 'POST', - body: `{"token":"${localStorage.getItem('token')}"}` - }).then(data => data.json()).then(jsondata => { - localdomains = jsondata.domains - localdomainstablebody.innerHTML = "" - for (const domain in jsondata.domains) { - localdomainstablebody.innerHTML += ` - ${jsondata.domains[domain].ip} - - ${jsondata.domains[domain].domain} - - - ` - } - }).catch((error) => { - notification(`Ошибка на сервере: ${error}`, "error") - }) -} - -const set_local_domains = (domains = localdomains) => { - start_loader() - fetch(routes.dns_local_domains_set(), { - method: 'POST', - body: `{"token":"${localStorage.getItem('token')}","domains":${JSON.stringify(domains)}}` - }).then(data => data.json()).then(jsondata => { - stop_loader() - if (jsondata.success) { - get_local_domains() - notification("Настройки dns сохранены", "success") - } else { - notification("Неизвестная ошибка", "error") - } - }).catch((error) => { - notification(`Ошибка на сервере: ${error}`, "error") - }) + localdomains = settings.dns.localdomains + localdomainstablebody.innerHTML = "" + for (const domain in settings.dns.localdomains) { + localdomainstablebody.innerHTML += ` + ${settings.dns.localdomains[domain].ip} + + ${settings.dns.localdomains[domain].domain} + + + ` + } } addlocaldomainbutton.addEventListener('click', () => { @@ -180,7 +108,7 @@ addlocaldomainbutton.addEventListener('click', () => { if (domainip === null || domain === null) return if (confirm(`Confirm DNS settings? (Add Local Domain: ${domainip} ${domain})`)) { localdomains.push({ "ip": domainip, "domain": domain }) - set_local_domains() + set_dns_settings() } }) @@ -188,7 +116,7 @@ localdomainstablebody.addEventListener('click', (e) => { if (e.target.classList.contains('deldomain')) { localdomains.splice(localdomains.indexOf(localdomains.find(dom => dom.domain === e.target.id)), 1) if (confirm(`Confirm DNS settings? (delete Local Domain: ${e.target.id})`)) { - set_local_domains() + set_dns_settings() } get_local_domains() } diff --git a/src/web/js/settings/ftp.js b/src/web/js/settings/ftp.js index 61de91e..a732aca 100644 --- a/src/web/js/settings/ftp.js +++ b/src/web/js/settings/ftp.js @@ -2,33 +2,13 @@ const ftpenabled = document.querySelector('#ftpenable') const setftpsettingsbutton = document.querySelector('#set_ftp_settings') const get_ftp_enabled_status = () => { - fetch(routes.ftp_status(), { - method: 'POST', - body: `{"token":"${localStorage.getItem("token")}"}` - }).then(res => res.json()).then(jsondata => { - if (jsondata.enabled === '1') { - ftpenabled.checked = true - // ftpsettingbody.classList.add('active') - return; - } - }).catch((error) => { - notification(`Ошибка на сервере: ${error}`, "error") - }) + ftpenabled.checked = settings.ftp.enabled } const set_ftp_enabled_status = () => { - fetch(routes.ftp_status_set(), { - method: 'POST', - body: `{"token":"${localStorage.getItem("token")}","enabled":${ftpenabled.checked}}` - }).then(res => res.json()).then(jsondata => { - if (jsondata.enabled === '1') { - ftpenabled.checked = true - // ftpsettingbody.classList.add('active') - } - notification("Настройки ftp сохранены", "success") - }).catch((error) => { - notification(`Ошибка на сервере: ${error}`, "error") - }) + settings.ftp.enabled = ftpenabled.checked + set_all_settings() + ftpenabled.checked = settings.ftp.enabled } setftpsettingsbutton.addEventListener('click', () => { diff --git a/src/web/js/settings/settings.js b/src/web/js/settings/settings.js index 9f1a4db..55d2f7f 100644 --- a/src/web/js/settings/settings.js +++ b/src/web/js/settings/settings.js @@ -1,20 +1,42 @@ -const get_all_settings = () => { - get_dns_enabled_status() - get_dns_server() - get_local_domains() +let settings = {} - get_ftp_enabled_status() - - get_telnet_enabled_status() - get_telnet_port() +const get_all_settings = async () => { + settings = await fetch(routes.settings_get(), { + method: 'POST', + body: `{"token":"${localStorage.getItem("token")}"}` + }).then(data => data.json()).then(jsondata => { + return jsondata.settings + }).catch((error) => { + notification(`Ошибка на сервере: ${error}`, "error") + }) get_ssh_status() get_ssh_keys() get_ssh_port() get_ssh_server() + get_telnet_enabled_status() + get_telnet_port() + + get_ftp_enabled_status() + + get_dns_enabled_status() + get_dns_server() + get_local_domains() + get_wifi_status() get_wifi_name() get_wifi_channel() - // get_wifi_password() +} + +const set_all_settings = async () => { + settings = await fetch(routes.settings_set(), { + method: 'POST', + body: `{"token":"${localStorage.getItem("token")}","settings":${JSON.stringify(settings)}}` + }).then(res => res.json()).then(jsondata => { + notification("Настройки сохранены", "success") + return jsondata.settings + }).catch((error) => { + notification(`Ошибка на сервере: ${error}`, "error") + }) } diff --git a/src/web/js/settings/ssh.js b/src/web/js/settings/ssh.js index fbb93cc..f1e4887 100644 --- a/src/web/js/settings/ssh.js +++ b/src/web/js/settings/ssh.js @@ -10,42 +10,34 @@ let sshkeys = [] // -------------------- SSH status -------------------------------- const get_ssh_status = () => { - fetch(routes.ssh_status_get(), { - method: 'POST', - body: `{"token":"${localStorage.getItem("token")}"}` - }).then(data => data.json()).then(jsondata => { - if (jsondata.status === '1') { - sshenable.checked = true - sshsettingsbody.classList.add('active') - add_ssh_key_button.classList.add('active') - add_ssh_key_button.parentElement.classList.remove('onebutton') - } - }).catch((error) => { - notification(`Ошибка на сервере: ${error}`, "error") - }) + sshenable.checked = settings.ssh.enabled + if (settings.ssh.enabled) { + sshsettingsbody.classList.add('active') + add_ssh_key_button.classList.add('active') + add_ssh_key_button.parentElement.classList.remove('onebutton') + } } -const set_ssh_status = () => { - fetch(routes.ssh_status_set(), { - method: 'POST', - body: `{"token":"${localStorage.getItem("token")}","status":${sshenable.checked}}` - }).then(res => res.json()).then(jsondata => { - if (jsondata.status === '1') { - sshenable.checked = true - // telnetsettingbody.classList.add('active') +const set_ssh_settings_func = () => { + settings.ssh.enabled = sshenable.checked + settings.ssh.keys = sshkeys + settings.ssh.port = sshportinput.value + settings.ssh.server = sshserverinput.options[sshserverinput.selectedIndex].value + set_all_settings() + sshenable.checked = settings.ssh.enabled + get_ssh_keys() + sshportinput.value = settings.ssh.port + for (let i = 0; i < sshserverinput.options.length; i++) { + if (sshserverinput.options[i].value === settings.ssh.server) { + sshserverinput.selectedIndex = i; + break; } - notification("Настройки SSH сохранены", "success") - }).catch((error) => { - notification(`Ошибка на сервере: ${error}`, "error") - }) + } } -// -------------------------------- end SSH status --------------------------------------- set_ssh_settings.addEventListener('click', () => { if (confirm("Confirm SSH settings?")) { - set_ssh_status() - set_ssh_port() - set_ssh_server() + set_ssh_settings_func() } }) @@ -63,41 +55,16 @@ sshenable.addEventListener('click', () => { // -------------------- SSH keys --------------------------------- const get_ssh_keys = () => { - fetch(routes.ssh_keys_get(), { - method: 'POST', - body: `{"token":"${localStorage.getItem("token")}"}` - }).then(data => data.json()).then(jsondata => { - sshkeys = jsondata.keys - sshkeystablebody.innerHTML = "" - for (const key in sshkeys) { - sshkeystablebody.innerHTML += ` + sshkeys = settings.ssh.keys + sshkeystablebody.innerHTML = "" + for (const key in sshkeys) { + sshkeystablebody.innerHTML += ` ${sshkeys[key]} ` - } - }).catch((error) => { - notification(`Ошибка на сервере: ${error}`, "error") - }) -} - -const set_ssh_keys = () => { - start_loader() - fetch(routes.ssh_keys_set(), { - method: 'POST', - body: `{"token":"${localStorage.getItem("token")}","keys":${JSON.stringify(sshkeys)}}` - }).then(data => data.json()).then(jsondata => { - stop_loader() - if (jsondata.success) { - get_ssh_keys() - notification("Настройки SSH сохранены", "success") - } else { - notification("Неизвестная ошибка", "error") - } - }).catch((error) => { - notification(`Ошибка на сервере: ${error}`, "error") - }) + } } // ------------------- end SSH keys ------------------------------ @@ -105,7 +72,7 @@ sshkeystablebody.addEventListener('click', (e) => { if (e.target.classList.contains('delsshkeybutton')) { if (confirm(`Confirm SSH settings?: (delete SSH key)`)) { sshkeys.splice(e.target.id) - set_ssh_keys() + set_ssh_settings_func() } } }) @@ -115,63 +82,22 @@ add_ssh_key_button.addEventListener('click', () => { if (sshkey === null) return if (confirm('Confirm SSH settings? (add SSH key)')) { sshkeys.push(sshkey) - set_ssh_keys() + set_ssh_settings_func() } }) // -------------------- SSH port ---------------------- const get_ssh_port = () => { - fetch(routes.ssh_port_get(), { - method: 'POST', - body: `{"token":"${localStorage.getItem("token")}"}` - }).then(data => data.json()).then(jsondata => { - sshportinput.value = jsondata.port - }).catch((error) => { - notification(`Ошибка на сервере: ${error}`, "error") - }) -} - -const set_ssh_port = () => { - fetch(routes.ssh_port_set(), { - method: 'POST', - body: `{"token":"${localStorage.getItem("token")}","port":"${sshportinput.value}"}` - }).then(data => data.json()).then(jsondata => { - sshportinput.value = jsondata.port - }).catch((error) => { - notification(`Ошибка на сервере: ${error}`, "error") - }) + sshportinput.value = settings.ssh.port } // ------------------- end SSH port ------------------- const get_ssh_server = () => { - fetch(routes.ssh_server_get(), { - method: 'POST', - body: `{"token":"${localStorage.getItem("token")}"}` - }).then(data => data.json()).then(jsondata => { - for (let i = 0; i < sshserverinput.options.length; i++) { - if (sshserverinput.options[i].value === jsondata.server) { - sshserverinput.selectedIndex = i; - break; - } + for (let i = 0; i < sshserverinput.options.length; i++) { + if (sshserverinput.options[i].value === settings.ssh.server) { + sshserverinput.selectedIndex = i; + break; } - }).catch((error) => { - notification(`Ошибка на сервере: ${error}`, "error") - }) -} - -const set_ssh_server = () => { - fetch(routes.ssh_server_set(), { - method: 'POST', - body: `{"token":"${localStorage.getItem("token")}","server":"${sshserverinput.options[sshserverinput.selectedIndex].value}"}` - }).then(data => data.json()).then(jsondata => { - for (let i = 0; i < sshserverinput.options.length; i++) { - if (sshserverinput.options[i].value === jsondata.server) { - sshserverinput.selectedIndex = i; - break; - } - } - }).catch((error) => { - notification(`Ошибка на сервере: ${error}`, "error") - }) + } } diff --git a/src/web/js/settings/telnet.js b/src/web/js/settings/telnet.js index 1bf8ff8..7dd2707 100644 --- a/src/web/js/settings/telnet.js +++ b/src/web/js/settings/telnet.js @@ -1,61 +1,31 @@ const telnetenabled = document.querySelector('#telnetenable') const telnetsettingbody = document.querySelector('.telnetsettingbody') const settelnetsettingsbutton = document.querySelector('#set_telnet_settings') -// const addtelnetuserbutton = document.querySelector('#add_telnet_user_button') - const telnetportinput = document.querySelector('#telnetportinput') const get_telnet_enabled_status = () => { - fetch(routes.telnet_status(), { - method: 'POST', - body: `{"token":"${localStorage.getItem("token")}"}` - }).then(res => res.json()).then(jsondata => { - if (jsondata.enabled === '1') { - telnetenabled.checked = true - // addtelnetuserbutton.classList.add('active') - // addtelnetuserbutton.parentElement.classList.remove('onebutton') - telnetsettingbody.classList.add('active') - return; - } else { - // addtelnetuserbutton.parentElement.classList.add('onebutton') - } - }).catch((error) => { - notification(`Ошибка на сервере: ${error}`, "error") - }) -} - -const set_telnet_enabled_status = () => { - fetch(routes.telnet_status_set(), { - method: 'POST', - body: `{"token":"${localStorage.getItem("token")}","enabled":${telnetenabled.checked}}` - }).then(res => res.json()).then(jsondata => { - if (jsondata.enabled === '1') { - telnetenabled.checked = true - // telnetsettingbody.classList.add('active') - } - notification("Настройки telnet сохранены", "success") - }).catch((error) => { - notification(`Ошибка на сервере: ${error}`, "error") - }) + telnetenabled.checked = settings.telnet.enabled + if (settings.telnet.enabled) { + telnetsettingbody.classList.add('active') + } } telnetenabled.addEventListener('click', () => { if (telnetenabled.checked) { - // addtelnetuserbutton.classList.add('active') - // addtelnetuserbutton.parentElement.classList.remove('onebutton') telnetsettingbody.classList.add('active') } else { telnetsettingbody.classList.remove('active') - // addtelnetuserbutton.classList.remove('active') - // addtelnetuserbutton.parentElement.classList.add('onebutton') } }) const set_telnet_settings = () => { - set_telnet_enabled_status() - if (telnetenabled.checked) { - set_telnet_port() - } + start_loader() + settings.telnet.enabled = telnetenabled.checked + settings.telnet.port = telnetportinput.value + set_all_settings() + telnetenabled.checked = settings.telnet.enabled + telnetportinput.value = settings.telnet.port + stop_loader() } settelnetsettingsbutton.addEventListener('click', () => { @@ -65,26 +35,5 @@ settelnetsettingsbutton.addEventListener('click', () => { }) const get_telnet_port = () => { - fetch(routes.telnet_port_get(), { - method: 'POST', - body: `{"token":"${localStorage.getItem("token")}"}` - }).then(data => data.json()).then(jsondata => { - telnetportinput.value = jsondata.port - }).catch((error) => { - notification(`Ошибка на сервере: ${error}`, "error") - }) -} - -const set_telnet_port = () => { - start_loader() - fetch(routes.telnet_port_set(), { - method: 'POST', - body: `{"token":"${localStorage.getItem("token")}","port":"${telnetportinput.value}"}` - }).then(data => data.json()).then(jsondata => { - stop_loader() - telnetportinput.value = jsondata.port - }).catch((error) => { - stop_loader() - notification(`Ошибка на сервере: ${error}`, "error") - }) + telnetportinput.value = settings.telnet.port } diff --git a/src/web/js/settings/wifi.js b/src/web/js/settings/wifi.js index d916bc3..7a5f429 100644 --- a/src/web/js/settings/wifi.js +++ b/src/web/js/settings/wifi.js @@ -13,74 +13,15 @@ const channelselect = document.querySelector('#wifichannel') let old_wifi_name = "" const get_wifi_status = () => { - fetch(routes.wifi_status_get(), { - method: 'POST', - body: `{"token":"${localStorage.getItem('token')}"}` - }).then(data => data.json()).then(jsondata => { - if (jsondata.status == "1") { - wifistatus.checked = true - wifisettingsbody.classList.add('active') - } else { - wifistatus.checked = false - } - }).catch((error) => { - notification(`Ошибка на сервере: ${error}`, "error") - }) -} - -const set_wifi_status = () => { - fetch(routes.wifi_status_set(), { - method: 'POST', - body: `{"token":"${localStorage.getItem('token')}","status":${wifistatus.checked}}` - }).then(data => data.json()).then(jsondata => { - if (jsondata.status === "1") { - wifistatus.checked = true - wifisettingsbody.classList.add('active') - notification("Настройки WIFI оспешно сорранены", "success") - return - } - wifistatus.checked = false - wifisettingsbody.classList.remove('active') - notification("Настройки WIFI оспешно сорранены", "success") - }).catch((error) => { - notification(`Ошибка на сервере: ${error}`, "error") - }) + wifistatus.checked = settings.wifi.enabled + if (settings.wifi.enabled) { + wifisettingsbody.classList.add('active') + } } const get_wifi_name = () => { - fetch(routes.wifi_name_get(), { - method: 'POST', - body: `{"token":"${localStorage.getItem('token')}"}` - }).then(data => data.json()).then(jsondata => { - wifissid.value = jsondata.name - old_wifi_name = jsondata.name - }).catch((error) => { - notification(`Ошибка на сервере: ${error}`, "error") - }) -} - -const set_wifi_name = () => { - fetch(routes.wifi_name_set(), { - method: 'POST', - body: `{"token":"${localStorage.getItem('token')}","name":"${wifissid.value}"}` - }).then(data => data.json()).then(jsondata => { - wifissid.value = jsondata.name - old_wifi_name = jsondata.name - notification("Имя WIFI оспешно сорранено", "success") - }).catch((error) => { - notification(`Ошибка на сервере: ${error}`, "error") - }) -} - -const get_wifi_password = () => { - fetch(routes.wifi_password_get(), { - method: 'POST', - body: `{"token":"${localStorage.getItem('token')}"}` - }).then(data => data.json()).then(jsondata => { - wifipassword.value = jsondata.password - }).catch((error) => { - notification(`Ошибка на сервере: ${error}`, "error") - }) + wifissid.value = settings.wifi.name + old_wifi_name = settings.wifi.name } const set_wifi_password = () => { @@ -103,15 +44,19 @@ const set_wifi_password = () => { const set_wifi_settings = () => { if (confirm("Confirm wifi settings?")) { start_loader() - set_wifi_status() - if (wifistatus.checked) { - set_wifi_channel() - if (old_wifi_name !== wifissid.value) { - set_wifi_name() - } - if (wifipassword.value !== "" && newwifipassword.value !== "") { - set_wifi_password() - } + settings.wifi.enabled = wifistatus.checked + settings.wifi.name = wifissid.value + settings.wifi.channel = channelselect.value + set_all_settings() + wifistatus.checked = settings.wifi.enabled + if (settings.wifi.enabled) { + wifisettingsbody.classList.add('active') + } + wifissid.value = settings.wifi.name + old_wifi_name = settings.wifi.name + channelselect.value = settings.wifi.channel + if (wifipassword.value !== "" && newwifipassword.value !== "") { + set_wifi_password() } stop_loader() } @@ -166,23 +111,5 @@ wifiqr.addEventListener('click', () => { }) const get_wifi_channel = () => { - fetch(routes.wifi_channel_get(), { - method: 'POST', - body: `{"token":"${localStorage.getItem('token')}"}` - }).then(data => data.json()).then(jsondata => { - channelselect.value = jsondata.channel - }).catch((error) => { - notification(`Ошибка на сервере: ${error}`, "error") - }) + channelselect.value = settings.wifi.channel } - -const set_wifi_channel = () => { - fetch(routes.wifi_channel_set(), { - method: 'POST', - body: `{"token":"${localStorage.getItem('token')}","channel":"${channelselect.value}"}` - }).then(data => data.json()).then(jsondata => { - channelselect.value = jsondata.channel - }).catch((error) => { - notification(`Ошибка на сервере: ${error}`, "error") - }) -} -- 2.54.0 From 980d83658904ecff8f0f10f791d70e4c0bbe0727 Mon Sep 17 00:00:00 2001 From: TolaMironcenko Date: Thu, 20 Feb 2025 18:38:42 +0700 Subject: [PATCH 3/8] updated web --- config.json | 2 +- src/libs/httplib.h | 18674 ++++++++++++++++++++--------------------- src/web/index.html | 13 + src/web/js/routes.js | 31 - 4 files changed, 9304 insertions(+), 9416 deletions(-) diff --git a/config.json b/config.json index 0479aa3..16eb67b 100644 --- a/config.json +++ b/config.json @@ -2,7 +2,7 @@ "auth_service": "http://127.0.0.1:43243", "settings": { "dns": { - "enabled": true, + "enabled": false, "localdomains": [ { "domain": "localhost", diff --git a/src/libs/httplib.h b/src/libs/httplib.h index f2c01d5..b833e18 100755 --- a/src/libs/httplib.h +++ b/src/libs/httplib.h @@ -1,14 +1,14 @@ // // httplib.h // -// Copyright (c) 2024 Yuji Hirose. All rights reserved. +// Copyright (c) 2025 Yuji Hirose. All rights reserved. // MIT License // #ifndef CPPHTTPLIB_HTTPLIB_H #define CPPHTTPLIB_HTTPLIB_H -#define CPPHTTPLIB_VERSION "0.16.0" +#define CPPHTTPLIB_VERSION "0.19.0" /* * Configuration @@ -18,8 +18,12 @@ #define CPPHTTPLIB_KEEPALIVE_TIMEOUT_SECOND 5 #endif +#ifndef CPPHTTPLIB_KEEPALIVE_TIMEOUT_CHECK_INTERVAL_USECOND +#define CPPHTTPLIB_KEEPALIVE_TIMEOUT_CHECK_INTERVAL_USECOND 10000 +#endif + #ifndef CPPHTTPLIB_KEEPALIVE_MAX_COUNT -#define CPPHTTPLIB_KEEPALIVE_MAX_COUNT 5 +#define CPPHTTPLIB_KEEPALIVE_MAX_COUNT 100 #endif #ifndef CPPHTTPLIB_CONNECTION_TIMEOUT_SECOND @@ -30,20 +34,40 @@ #define CPPHTTPLIB_CONNECTION_TIMEOUT_USECOND 0 #endif -#ifndef CPPHTTPLIB_READ_TIMEOUT_SECOND -#define CPPHTTPLIB_READ_TIMEOUT_SECOND 5 +#ifndef CPPHTTPLIB_SERVER_READ_TIMEOUT_SECOND +#define CPPHTTPLIB_SERVER_READ_TIMEOUT_SECOND 5 #endif -#ifndef CPPHTTPLIB_READ_TIMEOUT_USECOND -#define CPPHTTPLIB_READ_TIMEOUT_USECOND 0 +#ifndef CPPHTTPLIB_SERVER_READ_TIMEOUT_USECOND +#define CPPHTTPLIB_SERVER_READ_TIMEOUT_USECOND 0 #endif -#ifndef CPPHTTPLIB_WRITE_TIMEOUT_SECOND -#define CPPHTTPLIB_WRITE_TIMEOUT_SECOND 5 +#ifndef CPPHTTPLIB_SERVER_WRITE_TIMEOUT_SECOND +#define CPPHTTPLIB_SERVER_WRITE_TIMEOUT_SECOND 5 #endif -#ifndef CPPHTTPLIB_WRITE_TIMEOUT_USECOND -#define CPPHTTPLIB_WRITE_TIMEOUT_USECOND 0 +#ifndef CPPHTTPLIB_SERVER_WRITE_TIMEOUT_USECOND +#define CPPHTTPLIB_SERVER_WRITE_TIMEOUT_USECOND 0 +#endif + +#ifndef CPPHTTPLIB_CLIENT_READ_TIMEOUT_SECOND +#define CPPHTTPLIB_CLIENT_READ_TIMEOUT_SECOND 300 +#endif + +#ifndef CPPHTTPLIB_CLIENT_READ_TIMEOUT_USECOND +#define CPPHTTPLIB_CLIENT_READ_TIMEOUT_USECOND 0 +#endif + +#ifndef CPPHTTPLIB_CLIENT_WRITE_TIMEOUT_SECOND +#define CPPHTTPLIB_CLIENT_WRITE_TIMEOUT_SECOND 5 +#endif + +#ifndef CPPHTTPLIB_CLIENT_WRITE_TIMEOUT_USECOND +#define CPPHTTPLIB_CLIENT_WRITE_TIMEOUT_USECOND 0 +#endif + +#ifndef CPPHTTPLIB_CLIENT_MAX_TIMEOUT_MSECOND +#define CPPHTTPLIB_CLIENT_MAX_TIMEOUT_MSECOND 0 #endif #ifndef CPPHTTPLIB_IDLE_INTERVAL_SECOND @@ -90,6 +114,10 @@ #define CPPHTTPLIB_TCP_NODELAY false #endif +#ifndef CPPHTTPLIB_IPV6_V6ONLY +#define CPPHTTPLIB_IPV6_V6ONLY false +#endif + #ifndef CPPHTTPLIB_RECV_BUFSIZ #define CPPHTTPLIB_RECV_BUFSIZ size_t(16384u) #endif @@ -117,9 +145,15 @@ #define CPPHTTPLIB_LISTEN_BACKLOG 5 #endif - /* - * Headers - */ +#if !defined(CPPHTTPLIB_USE_POLL) && !defined(CPPHTTPLIB_USE_SELECT) +#define CPPHTTPLIB_USE_POLL +#elif defined(CPPHTTPLIB_USE_POLL) && defined(CPPHTTPLIB_USE_SELECT) +#error "CPPHTTPLIB_USE_POLL and CPPHTTPLIB_USE_SELECT are mutually exclusive" +#endif + +/* + * Headers + */ #ifdef _WIN32 #ifndef _CRT_SECURE_NO_WARNINGS @@ -165,6 +199,7 @@ using ssize_t = long; #endif using socket_t = SOCKET; +using socklen_t = int; #ifdef CPPHTTPLIB_USE_POLL #define poll(fds, nfds, timeout) WSAPoll(fds, nfds, timeout) #endif @@ -194,7 +229,9 @@ using socket_t = SOCKET; #include #include #include +#ifndef __VMS #include +#endif #include #include #include @@ -269,7 +306,12 @@ using socket_t = int; #include #include -#if OPENSSL_VERSION_NUMBER < 0x30000000L +#if defined(OPENSSL_IS_BORINGSSL) || defined(LIBRESSL_VERSION_NUMBER) +#if OPENSSL_VERSION_NUMBER < 0x1010107f +#error Please use OpenSSL or a current version of BoringSSL +#endif +#define SSL_get1_peer_certificate SSL_get_peer_certificate +#elif OPENSSL_VERSION_NUMBER < 0x30000000L #error Sorry, OpenSSL versions prior to 3.0.0 are not supported #endif @@ -287,10256 +329,10120 @@ using socket_t = int; /* * Declaration */ -namespace httplib -{ - - namespace detail - { - - /* - * Backport std::make_unique from C++14. - * - * NOTE: This code came up with the following stackoverflow post: - * https://stackoverflow.com/questions/10149840/c-arrays-and-make-unique - * - */ - - template - typename std::enable_if::value, std::unique_ptr>::type - make_unique(Args &&...args) - { - return std::unique_ptr(new T(std::forward(args)...)); - } - - template - typename std::enable_if::value, std::unique_ptr>::type - make_unique(std::size_t n) - { - typedef typename std::remove_extent::type RT; - return std::unique_ptr(new RT[n]); - } - - struct ci { - bool operator()(const std::string& s1, const std::string& s2) const - { - return std::lexicographical_compare(s1.begin(), s1.end(), s2.begin(), - s2.end(), - [](unsigned char c1, unsigned char c2) { - return ::tolower(c1) < ::tolower(c2); - }); - } - }; - - // This is based on - // "http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2014/n4189". - - struct scope_exit { - explicit scope_exit(std::function&& f) - : exit_function(std::move(f)), execute_on_destruction{ true } - { - } - - scope_exit(scope_exit&& rhs) noexcept - : exit_function(std::move(rhs.exit_function)), - execute_on_destruction{ rhs.execute_on_destruction } - { - rhs.release(); - } - - ~scope_exit() - { - if (execute_on_destruction) { this->exit_function(); } - } - - void release() { this->execute_on_destruction = false; } - - private: - scope_exit(const scope_exit&) = delete; - void operator=(const scope_exit&) = delete; - scope_exit& operator=(scope_exit&&) = delete; - - std::function exit_function; - bool execute_on_destruction; - }; - - } // namespace detail - - enum StatusCode { - // Information responses - Continue_100 = 100, - SwitchingProtocol_101 = 101, - Processing_102 = 102, - EarlyHints_103 = 103, - - // Successful responses - OK_200 = 200, - Created_201 = 201, - Accepted_202 = 202, - NonAuthoritativeInformation_203 = 203, - NoContent_204 = 204, - ResetContent_205 = 205, - PartialContent_206 = 206, - MultiStatus_207 = 207, - AlreadyReported_208 = 208, - IMUsed_226 = 226, - - // Redirection messages - MultipleChoices_300 = 300, - MovedPermanently_301 = 301, - Found_302 = 302, - SeeOther_303 = 303, - NotModified_304 = 304, - UseProxy_305 = 305, - unused_306 = 306, - TemporaryRedirect_307 = 307, - PermanentRedirect_308 = 308, - - // Client error responses - BadRequest_400 = 400, - Unauthorized_401 = 401, - PaymentRequired_402 = 402, - Forbidden_403 = 403, - NotFound_404 = 404, - MethodNotAllowed_405 = 405, - NotAcceptable_406 = 406, - ProxyAuthenticationRequired_407 = 407, - RequestTimeout_408 = 408, - Conflict_409 = 409, - Gone_410 = 410, - LengthRequired_411 = 411, - PreconditionFailed_412 = 412, - PayloadTooLarge_413 = 413, - UriTooLong_414 = 414, - UnsupportedMediaType_415 = 415, - RangeNotSatisfiable_416 = 416, - ExpectationFailed_417 = 417, - ImATeapot_418 = 418, - MisdirectedRequest_421 = 421, - UnprocessableContent_422 = 422, - Locked_423 = 423, - FailedDependency_424 = 424, - TooEarly_425 = 425, - UpgradeRequired_426 = 426, - PreconditionRequired_428 = 428, - TooManyRequests_429 = 429, - RequestHeaderFieldsTooLarge_431 = 431, - UnavailableForLegalReasons_451 = 451, - - // Server error responses - InternalServerError_500 = 500, - NotImplemented_501 = 501, - BadGateway_502 = 502, - ServiceUnavailable_503 = 503, - GatewayTimeout_504 = 504, - HttpVersionNotSupported_505 = 505, - VariantAlsoNegotiates_506 = 506, - InsufficientStorage_507 = 507, - LoopDetected_508 = 508, - NotExtended_510 = 510, - NetworkAuthenticationRequired_511 = 511, - }; - - using Headers = std::multimap; - - using Params = std::multimap; - using Match = std::smatch; - - using Progress = std::function; - - struct Response; - using ResponseHandler = std::function; - - struct MultipartFormData { - std::string name; - std::string content; - std::string filename; - std::string content_type; - }; - using MultipartFormDataItems = std::vector; - using MultipartFormDataMap = std::multimap; - - class DataSink { - public: - DataSink() : os(&sb_), sb_(*this) {} - - DataSink(const DataSink&) = delete; - DataSink& operator=(const DataSink&) = delete; - DataSink(DataSink&&) = delete; - DataSink& operator=(DataSink&&) = delete; - - std::function write; - std::function is_writable; - std::function done; - std::function done_with_trailer; - std::ostream os; - - private: - class data_sink_streambuf final : public std::streambuf { - public: - explicit data_sink_streambuf(DataSink& sink) : sink_(sink) {} - - protected: - std::streamsize xsputn(const char* s, std::streamsize n) override - { - sink_.write(s, static_cast(n)); - return n; - } - - private: - DataSink& sink_; - }; - - data_sink_streambuf sb_; - }; - - using ContentProvider = - std::function; - - using ContentProviderWithoutLength = - std::function; - - using ContentProviderResourceReleaser = std::function; - - struct MultipartFormDataProvider { - std::string name; - ContentProviderWithoutLength provider; - std::string filename; - std::string content_type; - }; - using MultipartFormDataProviderItems = std::vector; - - using ContentReceiverWithProgress = - std::function; - - using ContentReceiver = - std::function; - - using MultipartContentHeader = - std::function; - - class ContentReader { - public: - using Reader = std::function; - using MultipartReader = std::function; - - ContentReader(Reader reader, MultipartReader multipart_reader) - : reader_(std::move(reader)), - multipart_reader_(std::move(multipart_reader)) - { - } - - bool operator()(MultipartContentHeader header, - ContentReceiver receiver) const - { - return multipart_reader_(std::move(header), std::move(receiver)); - } - - bool operator()(ContentReceiver receiver) const - { - return reader_(std::move(receiver)); - } - - Reader reader_; - MultipartReader multipart_reader_; - }; - - using Range = std::pair; - using Ranges = std::vector; - - struct Request { - std::string method; - std::string path; - Headers headers; - std::string body; - - std::string remote_addr; - int remote_port = -1; - std::string local_addr; - int local_port = -1; - - // for server - std::string version; - std::string target; - Params params; - MultipartFormDataMap files; - Ranges ranges; - Match matches; - std::unordered_map path_params; - - // for client - ResponseHandler response_handler; - ContentReceiverWithProgress content_receiver; - Progress progress; -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - const SSL* ssl = nullptr; -#endif - - bool has_header(const std::string& key) const; - std::string get_header_value(const std::string& key, size_t id = 0) const; - uint64_t get_header_value_u64(const std::string& key, size_t id = 0) const; - size_t get_header_value_count(const std::string& key) const; - void set_header(const std::string& key, const std::string& val); - - bool has_param(const std::string& key) const; - std::string get_param_value(const std::string& key, size_t id = 0) const; - size_t get_param_value_count(const std::string& key) const; - - bool is_multipart_form_data() const; - - bool has_file(const std::string& key) const; - MultipartFormData get_file_value(const std::string& key) const; - std::vector get_file_values(const std::string& key) const; - - // private members... - size_t redirect_count_ = CPPHTTPLIB_REDIRECT_MAX_COUNT; - size_t content_length_ = 0; - ContentProvider content_provider_; - bool is_chunked_content_provider_ = false; - size_t authorization_count_ = 0; - }; - - struct Response { - std::string version; - int status = -1; - std::string reason; - Headers headers; - std::string body; - std::string location; // Redirect location - - bool has_header(const std::string& key) const; - std::string get_header_value(const std::string& key, size_t id = 0) const; - uint64_t get_header_value_u64(const std::string& key, size_t id = 0) const; - size_t get_header_value_count(const std::string& key) const; - void set_header(const std::string& key, const std::string& val); - - void set_redirect(const std::string& url, int status = StatusCode::Found_302); - void set_content(const char* s, size_t n, const std::string& content_type); - void set_content(const std::string& s, const std::string& content_type); - void set_content(std::string&& s, const std::string& content_type); - - void set_content_provider( - size_t length, const std::string& content_type, ContentProvider provider, - ContentProviderResourceReleaser resource_releaser = nullptr); - - void set_content_provider( - const std::string& content_type, ContentProviderWithoutLength provider, - ContentProviderResourceReleaser resource_releaser = nullptr); - - void set_chunked_content_provider( - const std::string& content_type, ContentProviderWithoutLength provider, - ContentProviderResourceReleaser resource_releaser = nullptr); - - Response() = default; - Response(const Response&) = default; - Response& operator=(const Response&) = default; - Response(Response&&) = default; - Response& operator=(Response&&) = default; - ~Response() - { - if (content_provider_resource_releaser_) { - content_provider_resource_releaser_(content_provider_success_); - } - } - - // private members... - size_t content_length_ = 0; - ContentProvider content_provider_; - ContentProviderResourceReleaser content_provider_resource_releaser_; - bool is_chunked_content_provider_ = false; - bool content_provider_success_ = false; - }; - - class Stream { - public: - virtual ~Stream() = default; - - virtual bool is_readable() const = 0; - virtual bool is_writable() const = 0; - - virtual ssize_t read(char* ptr, size_t size) = 0; - virtual ssize_t write(const char* ptr, size_t size) = 0; - virtual void get_remote_ip_and_port(std::string& ip, int& port) const = 0; - virtual void get_local_ip_and_port(std::string& ip, int& port) const = 0; - virtual socket_t socket() const = 0; - - template - ssize_t write_format(const char* fmt, const Args &...args); - ssize_t write(const char* ptr); - ssize_t write(const std::string& s); - }; - - class TaskQueue { - public: - TaskQueue() = default; - virtual ~TaskQueue() = default; - - virtual bool enqueue(std::function fn) = 0; - virtual void shutdown() = 0; - - virtual void on_idle() {} - }; - - class ThreadPool final : public TaskQueue { - public: - explicit ThreadPool(size_t n, size_t mqr = 0) - : shutdown_(false), max_queued_requests_(mqr) - { - while (n) { - threads_.emplace_back(worker(*this)); - n--; - } - } - - ThreadPool(const ThreadPool&) = delete; - ~ThreadPool() override = default; - - bool enqueue(std::function fn) override - { - { - std::unique_lock lock(mutex_); - if (max_queued_requests_ > 0 && jobs_.size() >= max_queued_requests_) { - return false; - } - jobs_.push_back(std::move(fn)); - } - - cond_.notify_one(); - return true; - } - - void shutdown() override - { - // Stop all worker threads... - { - std::unique_lock lock(mutex_); - shutdown_ = true; - } - - cond_.notify_all(); - - // Join... - for (auto& t : threads_) { - t.join(); - } - } - - private: - struct worker { - explicit worker(ThreadPool& pool) : pool_(pool) {} - - void operator()() - { - for (;;) { - std::function fn; - { - std::unique_lock lock(pool_.mutex_); - - pool_.cond_.wait( - lock, [&] { return !pool_.jobs_.empty() || pool_.shutdown_; }); - - if (pool_.shutdown_ && pool_.jobs_.empty()) { break; } - - fn = pool_.jobs_.front(); - pool_.jobs_.pop_front(); - } - - assert(true == static_cast(fn)); - fn(); - } - -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - OPENSSL_thread_stop(); -#endif - } - - ThreadPool& pool_; - }; - friend struct worker; - - std::vector threads_; - std::list> jobs_; - - bool shutdown_; - size_t max_queued_requests_ = 0; - - std::condition_variable cond_; - std::mutex mutex_; - }; - - using Logger = std::function; - - using SocketOptions = std::function; - - void default_socket_options(socket_t sock); - - const char* status_message(int status); - - std::string get_bearer_token_auth(const Request& req); - - namespace detail - { - - class MatcherBase { - public: - virtual ~MatcherBase() = default; - - // Match request path and populate its matches and - virtual bool match(Request& request) const = 0; - }; - - /** - * Captures parameters in request path and stores them in Request::path_params - * - * Capture name is a substring of a pattern from : to /. - * The rest of the pattern is matched agains the request path directly - * Parameters are captured starting from the next character after - * the end of the last matched static pattern fragment until the next /. - * - * Example pattern: - * "/path/fragments/:capture/more/fragments/:second_capture" - * Static fragments: - * "/path/fragments/", "more/fragments/" - * - * Given the following request path: - * "/path/fragments/:1/more/fragments/:2" - * the resulting capture will be - * {{"capture", "1"}, {"second_capture", "2"}} - */ - class PathParamsMatcher final : public MatcherBase { - public: - PathParamsMatcher(const std::string& pattern); - - bool match(Request& request) const override; - - private: - static constexpr char marker = ':'; - // Treat segment separators as the end of path parameter capture - // Does not need to handle query parameters as they are parsed before path - // matching - static constexpr char separator = '/'; - - // Contains static path fragments to match against, excluding the '/' after - // path params - // Fragments are separated by path params - std::vector static_fragments_; - // Stores the names of the path parameters to be used as keys in the - // Request::path_params map - std::vector param_names_; - }; - - /** - * Performs std::regex_match on request path - * and stores the result in Request::matches - * - * Note that regex match is performed directly on the whole request. - * This means that wildcard patterns may match multiple path segments with /: - * "/begin/(.*)/end" will match both "/begin/middle/end" and "/begin/1/2/end". - */ - class RegexMatcher final : public MatcherBase { - public: - RegexMatcher(const std::string& pattern) : regex_(pattern) {} - - bool match(Request& request) const override; - - private: - std::regex regex_; - }; - - ssize_t write_headers(Stream& strm, const Headers& headers); - - } // namespace detail - - class Server { - public: - using Handler = std::function; - - using ExceptionHandler = - std::function; - - enum class HandlerResponse { - Handled, - Unhandled, - }; - using HandlerWithResponse = - std::function; - - using HandlerWithContentReader = std::function; - - using Expect100ContinueHandler = - std::function; - - Server(); - - virtual ~Server(); - - virtual bool is_valid() const; - - Server& Get(const std::string& pattern, Handler handler); - Server& Post(const std::string& pattern, Handler handler); - Server& Post(const std::string& pattern, HandlerWithContentReader handler); - Server& Put(const std::string& pattern, Handler handler); - Server& Put(const std::string& pattern, HandlerWithContentReader handler); - Server& Patch(const std::string& pattern, Handler handler); - Server& Patch(const std::string& pattern, HandlerWithContentReader handler); - Server& Delete(const std::string& pattern, Handler handler); - Server& Delete(const std::string& pattern, HandlerWithContentReader handler); - Server& Options(const std::string& pattern, Handler handler); - - bool set_base_dir(const std::string& dir, - const std::string& mount_point = std::string()); - bool set_mount_point(const std::string& mount_point, const std::string& dir, - Headers headers = Headers()); - bool remove_mount_point(const std::string& mount_point); - Server& set_file_extension_and_mimetype_mapping(const std::string& ext, - const std::string& mime); - Server& set_default_file_mimetype(const std::string& mime); - Server& set_file_request_handler(Handler handler); - - template - Server& set_error_handler(ErrorHandlerFunc&& handler) - { - return set_error_handler_core( - std::forward(handler), - std::is_convertible{}); - } - - Server& set_exception_handler(ExceptionHandler handler); - Server& set_pre_routing_handler(HandlerWithResponse handler); - Server& set_post_routing_handler(Handler handler); - - Server& set_expect_100_continue_handler(Expect100ContinueHandler handler); - Server& set_logger(Logger logger); - - Server& set_address_family(int family); - Server& set_tcp_nodelay(bool on); - Server& set_socket_options(SocketOptions socket_options); - - Server& set_default_headers(Headers headers); - Server& - set_header_writer(std::function const& writer); - - Server& set_keep_alive_max_count(size_t count); - Server& set_keep_alive_timeout(time_t sec); - - Server& set_read_timeout(time_t sec, time_t usec = 0); - template - Server& set_read_timeout(const std::chrono::duration& duration); - - Server& set_write_timeout(time_t sec, time_t usec = 0); - template - Server& set_write_timeout(const std::chrono::duration& duration); - - Server& set_idle_interval(time_t sec, time_t usec = 0); - template - Server& set_idle_interval(const std::chrono::duration& duration); - - Server& set_payload_max_length(size_t length); - - bool bind_to_port(const std::string& host, int port, int socket_flags = 0); - int bind_to_any_port(const std::string& host, int socket_flags = 0); - bool listen_after_bind(); - - bool listen(const std::string& host, int port, int socket_flags = 0); - - bool is_running() const; - void wait_until_ready() const; - void stop(); - - std::function new_task_queue; - - protected: - bool process_request(Stream& strm, bool close_connection, - bool& connection_closed, - const std::function& setup_request); - - std::atomic svr_sock_{ INVALID_SOCKET }; - size_t keep_alive_max_count_ = CPPHTTPLIB_KEEPALIVE_MAX_COUNT; - time_t keep_alive_timeout_sec_ = CPPHTTPLIB_KEEPALIVE_TIMEOUT_SECOND; - time_t read_timeout_sec_ = CPPHTTPLIB_READ_TIMEOUT_SECOND; - time_t read_timeout_usec_ = CPPHTTPLIB_READ_TIMEOUT_USECOND; - time_t write_timeout_sec_ = CPPHTTPLIB_WRITE_TIMEOUT_SECOND; - time_t write_timeout_usec_ = CPPHTTPLIB_WRITE_TIMEOUT_USECOND; - time_t idle_interval_sec_ = CPPHTTPLIB_IDLE_INTERVAL_SECOND; - time_t idle_interval_usec_ = CPPHTTPLIB_IDLE_INTERVAL_USECOND; - size_t payload_max_length_ = CPPHTTPLIB_PAYLOAD_MAX_LENGTH; - - private: - using Handlers = - std::vector, Handler>>; - using HandlersForContentReader = - std::vector, - HandlerWithContentReader>>; - - static std::unique_ptr - make_matcher(const std::string& pattern); - - Server& set_error_handler_core(HandlerWithResponse handler, std::true_type); - Server& set_error_handler_core(Handler handler, std::false_type); - - socket_t create_server_socket(const std::string& host, int port, - int socket_flags, - SocketOptions socket_options) const; - int bind_internal(const std::string& host, int port, int socket_flags); - bool listen_internal(); - - bool routing(Request& req, Response& res, Stream& strm); - bool handle_file_request(const Request& req, Response& res, - bool head = false); - bool dispatch_request(Request& req, Response& res, - const Handlers& handlers) const; - bool dispatch_request_for_content_reader( - Request& req, Response& res, ContentReader content_reader, - const HandlersForContentReader& handlers) const; - - bool parse_request_line(const char* s, Request& req) const; - void apply_ranges(const Request& req, Response& res, - std::string& content_type, std::string& boundary) const; - bool write_response(Stream& strm, bool close_connection, Request& req, - Response& res); - bool write_response_with_content(Stream& strm, bool close_connection, - const Request& req, Response& res); - bool write_response_core(Stream& strm, bool close_connection, - const Request& req, Response& res, - bool need_apply_ranges); - bool write_content_with_provider(Stream& strm, const Request& req, - Response& res, const std::string& boundary, - const std::string& content_type); - bool read_content(Stream& strm, Request& req, Response& res); - bool - read_content_with_content_receiver(Stream& strm, Request& req, Response& res, - ContentReceiver receiver, - MultipartContentHeader multipart_header, - ContentReceiver multipart_receiver); - bool read_content_core(Stream& strm, Request& req, Response& res, - ContentReceiver receiver, - MultipartContentHeader multipart_header, - ContentReceiver multipart_receiver) const; - - virtual bool process_and_close_socket(socket_t sock); - - std::atomic is_running_{ false }; - std::atomic done_{ false }; - - struct MountPointEntry { - std::string mount_point; - std::string base_dir; - Headers headers; - }; - std::vector base_dirs_; - std::map file_extension_and_mimetype_map_; - std::string default_file_mimetype_ = "application/octet-stream"; - Handler file_request_handler_; - - Handlers get_handlers_; - Handlers post_handlers_; - HandlersForContentReader post_handlers_for_content_reader_; - Handlers put_handlers_; - HandlersForContentReader put_handlers_for_content_reader_; - Handlers patch_handlers_; - HandlersForContentReader patch_handlers_for_content_reader_; - Handlers delete_handlers_; - HandlersForContentReader delete_handlers_for_content_reader_; - Handlers options_handlers_; - - HandlerWithResponse error_handler_; - ExceptionHandler exception_handler_; - HandlerWithResponse pre_routing_handler_; - Handler post_routing_handler_; - Expect100ContinueHandler expect_100_continue_handler_; - - Logger logger_; - - int address_family_ = AF_UNSPEC; - bool tcp_nodelay_ = CPPHTTPLIB_TCP_NODELAY; - SocketOptions socket_options_ = default_socket_options; - - Headers default_headers_; - std::function header_writer_ = - detail::write_headers; - }; - - enum class Error { - Success = 0, - Unknown, - Connection, - BindIPAddress, - Read, - Write, - ExceedRedirectCount, - Canceled, - SSLConnection, - SSLLoadingCerts, - SSLServerVerification, - UnsupportedMultipartBoundaryChars, - Compression, - ConnectionTimeout, - ProxyConnection, - - // For internal use only - SSLPeerCouldBeClosed_, - }; - - std::string to_string(Error error); - - std::ostream& operator<<(std::ostream& os, const Error& obj); - - class Result { - public: - Result() = default; - Result(std::unique_ptr&& res, Error err, - Headers&& request_headers = Headers{}) - : res_(std::move(res)), err_(err), - request_headers_(std::move(request_headers)) - { - } - // Response - operator bool() const { return res_ != nullptr; } - bool operator==(std::nullptr_t) const { return res_ == nullptr; } - bool operator!=(std::nullptr_t) const { return res_ != nullptr; } - const Response& value() const { return *res_; } - Response& value() { return *res_; } - const Response& operator*() const { return *res_; } - Response& operator*() { return *res_; } - const Response* operator->() const { return res_.get(); } - Response* operator->() { return res_.get(); } - - // Error - Error error() const { return err_; } - - // Request Headers - bool has_request_header(const std::string& key) const; - std::string get_request_header_value(const std::string& key, - size_t id = 0) const; - uint64_t get_request_header_value_u64(const std::string& key, - size_t id = 0) const; - size_t get_request_header_value_count(const std::string& key) const; - - private: - std::unique_ptr res_; - Error err_ = Error::Unknown; - Headers request_headers_; - }; - - class ClientImpl { - public: - explicit ClientImpl(const std::string& host); - - explicit ClientImpl(const std::string& host, int port); - - explicit ClientImpl(const std::string& host, int port, - const std::string& client_cert_path, - const std::string& client_key_path); - - virtual ~ClientImpl(); - - virtual bool is_valid() const; - - Result Get(const std::string& path); - Result Get(const std::string& path, const Headers& headers); - Result Get(const std::string& path, Progress progress); - Result Get(const std::string& path, const Headers& headers, - Progress progress); - Result Get(const std::string& path, ContentReceiver content_receiver); - Result Get(const std::string& path, const Headers& headers, - ContentReceiver content_receiver); - Result Get(const std::string& path, ContentReceiver content_receiver, - Progress progress); - Result Get(const std::string& path, const Headers& headers, - ContentReceiver content_receiver, Progress progress); - Result Get(const std::string& path, ResponseHandler response_handler, - ContentReceiver content_receiver); - Result Get(const std::string& path, const Headers& headers, - ResponseHandler response_handler, - ContentReceiver content_receiver); - Result Get(const std::string& path, ResponseHandler response_handler, - ContentReceiver content_receiver, Progress progress); - Result Get(const std::string& path, const Headers& headers, - ResponseHandler response_handler, ContentReceiver content_receiver, - Progress progress); - - Result Get(const std::string& path, const Params& params, - const Headers& headers, Progress progress = nullptr); - Result Get(const std::string& path, const Params& params, - const Headers& headers, ContentReceiver content_receiver, - Progress progress = nullptr); - Result Get(const std::string& path, const Params& params, - const Headers& headers, ResponseHandler response_handler, - ContentReceiver content_receiver, Progress progress = nullptr); - - Result Head(const std::string& path); - Result Head(const std::string& path, const Headers& headers); - - Result Post(const std::string& path); - Result Post(const std::string& path, const Headers& headers); - Result Post(const std::string& path, const char* body, size_t content_length, - const std::string& content_type); - Result Post(const std::string& path, const Headers& headers, const char* body, - size_t content_length, const std::string& content_type); - Result Post(const std::string& path, const Headers& headers, const char* body, - size_t content_length, const std::string& content_type, - Progress progress); - Result Post(const std::string& path, const std::string& body, - const std::string& content_type); - Result Post(const std::string& path, const std::string& body, - const std::string& content_type, Progress progress); - Result Post(const std::string& path, const Headers& headers, - const std::string& body, const std::string& content_type); - Result Post(const std::string& path, const Headers& headers, - const std::string& body, const std::string& content_type, - Progress progress); - Result Post(const std::string& path, size_t content_length, - ContentProvider content_provider, - const std::string& content_type); - Result Post(const std::string& path, - ContentProviderWithoutLength content_provider, - const std::string& content_type); - Result Post(const std::string& path, const Headers& headers, - size_t content_length, ContentProvider content_provider, - const std::string& content_type); - Result Post(const std::string& path, const Headers& headers, - ContentProviderWithoutLength content_provider, - const std::string& content_type); - Result Post(const std::string& path, const Params& params); - Result Post(const std::string& path, const Headers& headers, - const Params& params); - Result Post(const std::string& path, const Headers& headers, - const Params& params, Progress progress); - Result Post(const std::string& path, const MultipartFormDataItems& items); - Result Post(const std::string& path, const Headers& headers, - const MultipartFormDataItems& items); - Result Post(const std::string& path, const Headers& headers, - const MultipartFormDataItems& items, const std::string& boundary); - Result Post(const std::string& path, const Headers& headers, - const MultipartFormDataItems& items, - const MultipartFormDataProviderItems& provider_items); - - Result Put(const std::string& path); - Result Put(const std::string& path, const char* body, size_t content_length, - const std::string& content_type); - Result Put(const std::string& path, const Headers& headers, const char* body, - size_t content_length, const std::string& content_type); - Result Put(const std::string& path, const Headers& headers, const char* body, - size_t content_length, const std::string& content_type, - Progress progress); - Result Put(const std::string& path, const std::string& body, - const std::string& content_type); - Result Put(const std::string& path, const std::string& body, - const std::string& content_type, Progress progress); - Result Put(const std::string& path, const Headers& headers, - const std::string& body, const std::string& content_type); - Result Put(const std::string& path, const Headers& headers, - const std::string& body, const std::string& content_type, - Progress progress); - Result Put(const std::string& path, size_t content_length, - ContentProvider content_provider, const std::string& content_type); - Result Put(const std::string& path, - ContentProviderWithoutLength content_provider, - const std::string& content_type); - Result Put(const std::string& path, const Headers& headers, - size_t content_length, ContentProvider content_provider, - const std::string& content_type); - Result Put(const std::string& path, const Headers& headers, - ContentProviderWithoutLength content_provider, - const std::string& content_type); - Result Put(const std::string& path, const Params& params); - Result Put(const std::string& path, const Headers& headers, - const Params& params); - Result Put(const std::string& path, const Headers& headers, - const Params& params, Progress progress); - Result Put(const std::string& path, const MultipartFormDataItems& items); - Result Put(const std::string& path, const Headers& headers, - const MultipartFormDataItems& items); - Result Put(const std::string& path, const Headers& headers, - const MultipartFormDataItems& items, const std::string& boundary); - Result Put(const std::string& path, const Headers& headers, - const MultipartFormDataItems& items, - const MultipartFormDataProviderItems& provider_items); - - Result Patch(const std::string& path); - Result Patch(const std::string& path, const char* body, size_t content_length, - const std::string& content_type); - Result Patch(const std::string& path, const char* body, size_t content_length, - const std::string& content_type, Progress progress); - Result Patch(const std::string& path, const Headers& headers, - const char* body, size_t content_length, - const std::string& content_type); - Result Patch(const std::string& path, const Headers& headers, - const char* body, size_t content_length, - const std::string& content_type, Progress progress); - Result Patch(const std::string& path, const std::string& body, - const std::string& content_type); - Result Patch(const std::string& path, const std::string& body, - const std::string& content_type, Progress progress); - Result Patch(const std::string& path, const Headers& headers, - const std::string& body, const std::string& content_type); - Result Patch(const std::string& path, const Headers& headers, - const std::string& body, const std::string& content_type, - Progress progress); - Result Patch(const std::string& path, size_t content_length, - ContentProvider content_provider, - const std::string& content_type); - Result Patch(const std::string& path, - ContentProviderWithoutLength content_provider, - const std::string& content_type); - Result Patch(const std::string& path, const Headers& headers, - size_t content_length, ContentProvider content_provider, - const std::string& content_type); - Result Patch(const std::string& path, const Headers& headers, - ContentProviderWithoutLength content_provider, - const std::string& content_type); - - Result Delete(const std::string& path); - Result Delete(const std::string& path, const Headers& headers); - Result Delete(const std::string& path, const char* body, - size_t content_length, const std::string& content_type); - Result Delete(const std::string& path, const char* body, - size_t content_length, const std::string& content_type, - Progress progress); - Result Delete(const std::string& path, const Headers& headers, - const char* body, size_t content_length, - const std::string& content_type); - Result Delete(const std::string& path, const Headers& headers, - const char* body, size_t content_length, - const std::string& content_type, Progress progress); - Result Delete(const std::string& path, const std::string& body, - const std::string& content_type); - Result Delete(const std::string& path, const std::string& body, - const std::string& content_type, Progress progress); - Result Delete(const std::string& path, const Headers& headers, - const std::string& body, const std::string& content_type); - Result Delete(const std::string& path, const Headers& headers, - const std::string& body, const std::string& content_type, - Progress progress); - - Result Options(const std::string& path); - Result Options(const std::string& path, const Headers& headers); - - bool send(Request& req, Response& res, Error& error); - Result send(const Request& req); - - void stop(); - - std::string host() const; - int port() const; - - size_t is_socket_open() const; - socket_t socket() const; - - void set_hostname_addr_map(std::map addr_map); - - void set_default_headers(Headers headers); - - void - set_header_writer(std::function const& writer); - - void set_address_family(int family); - void set_tcp_nodelay(bool on); - void set_socket_options(SocketOptions socket_options); - - void set_connection_timeout(time_t sec, time_t usec = 0); - template - void - set_connection_timeout(const std::chrono::duration& duration); - - void set_read_timeout(time_t sec, time_t usec = 0); - template - void set_read_timeout(const std::chrono::duration& duration); - - void set_write_timeout(time_t sec, time_t usec = 0); - template - void set_write_timeout(const std::chrono::duration& duration); - - void set_basic_auth(const std::string& username, const std::string& password); - void set_bearer_token_auth(const std::string& token); -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - void set_digest_auth(const std::string& username, - const std::string& password); -#endif - - void set_keep_alive(bool on); - void set_follow_location(bool on); - - void set_url_encode(bool on); - - void set_compress(bool on); - - void set_decompress(bool on); - - void set_interface(const std::string& intf); - - void set_proxy(const std::string& host, int port); - void set_proxy_basic_auth(const std::string& username, - const std::string& password); - void set_proxy_bearer_token_auth(const std::string& token); -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - void set_proxy_digest_auth(const std::string& username, - const std::string& password); -#endif - -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - void set_ca_cert_path(const std::string& ca_cert_file_path, - const std::string& ca_cert_dir_path = std::string()); - void set_ca_cert_store(X509_STORE* ca_cert_store); - X509_STORE* create_ca_cert_store(const char* ca_cert, std::size_t size) const; -#endif - -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - void enable_server_certificate_verification(bool enabled); -#endif - - void set_logger(Logger logger); - - protected: - struct Socket { - socket_t sock = INVALID_SOCKET; -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - SSL* ssl = nullptr; -#endif - - bool is_open() const { return sock != INVALID_SOCKET; } - }; - - virtual bool create_and_connect_socket(Socket& socket, Error& error); - - // All of: - // shutdown_ssl - // shutdown_socket - // close_socket - // should ONLY be called when socket_mutex_ is locked. - // Also, shutdown_ssl and close_socket should also NOT be called concurrently - // with a DIFFERENT thread sending requests using that socket. - virtual void shutdown_ssl(Socket& socket, bool shutdown_gracefully); - void shutdown_socket(Socket& socket) const; - void close_socket(Socket& socket); - - bool process_request(Stream& strm, Request& req, Response& res, - bool close_connection, Error& error); - - bool write_content_with_provider(Stream& strm, const Request& req, - Error& error) const; - - void copy_settings(const ClientImpl& rhs); - - // Socket endpoint information - const std::string host_; - const int port_; - const std::string host_and_port_; - - // Current open socket - Socket socket_; - mutable std::mutex socket_mutex_; - std::recursive_mutex request_mutex_; - - // These are all protected under socket_mutex - size_t socket_requests_in_flight_ = 0; - std::thread::id socket_requests_are_from_thread_ = std::thread::id(); - bool socket_should_be_closed_when_request_is_done_ = false; - - // Hostname-IP map - std::map addr_map_; - - // Default headers - Headers default_headers_; - - // Header writer - std::function header_writer_ = - detail::write_headers; - - // Settings - std::string client_cert_path_; - std::string client_key_path_; - - time_t connection_timeout_sec_ = CPPHTTPLIB_CONNECTION_TIMEOUT_SECOND; - time_t connection_timeout_usec_ = CPPHTTPLIB_CONNECTION_TIMEOUT_USECOND; - time_t read_timeout_sec_ = CPPHTTPLIB_READ_TIMEOUT_SECOND; - time_t read_timeout_usec_ = CPPHTTPLIB_READ_TIMEOUT_USECOND; - time_t write_timeout_sec_ = CPPHTTPLIB_WRITE_TIMEOUT_SECOND; - time_t write_timeout_usec_ = CPPHTTPLIB_WRITE_TIMEOUT_USECOND; - - std::string basic_auth_username_; - std::string basic_auth_password_; - std::string bearer_token_auth_token_; -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - std::string digest_auth_username_; - std::string digest_auth_password_; -#endif - - bool keep_alive_ = false; - bool follow_location_ = false; - - bool url_encode_ = true; - - int address_family_ = AF_UNSPEC; - bool tcp_nodelay_ = CPPHTTPLIB_TCP_NODELAY; - SocketOptions socket_options_ = nullptr; - - bool compress_ = false; - bool decompress_ = true; - - std::string interface_; - - std::string proxy_host_; - int proxy_port_ = -1; - - std::string proxy_basic_auth_username_; - std::string proxy_basic_auth_password_; - std::string proxy_bearer_token_auth_token_; -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - std::string proxy_digest_auth_username_; - std::string proxy_digest_auth_password_; -#endif - -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - std::string ca_cert_file_path_; - std::string ca_cert_dir_path_; - - X509_STORE* ca_cert_store_ = nullptr; -#endif - -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - bool server_certificate_verification_ = true; -#endif - - Logger logger_; - - private: - bool send_(Request& req, Response& res, Error& error); - Result send_(Request&& req); - - socket_t create_client_socket(Error& error) const; - bool read_response_line(Stream& strm, const Request& req, - Response& res) const; - bool write_request(Stream& strm, Request& req, bool close_connection, - Error& error); - bool redirect(Request& req, Response& res, Error& error); - bool handle_request(Stream& strm, Request& req, Response& res, - bool close_connection, Error& error); - std::unique_ptr send_with_content_provider( - Request& req, const char* body, size_t content_length, - ContentProvider content_provider, - ContentProviderWithoutLength content_provider_without_length, - const std::string& content_type, Error& error); - Result send_with_content_provider( - const std::string& method, const std::string& path, - const Headers& headers, const char* body, size_t content_length, - ContentProvider content_provider, - ContentProviderWithoutLength content_provider_without_length, - const std::string& content_type, Progress progress); - ContentProviderWithoutLength get_multipart_content_provider( - const std::string& boundary, const MultipartFormDataItems& items, - const MultipartFormDataProviderItems& provider_items) const; - - std::string adjust_host_string(const std::string& host) const; - - virtual bool process_socket(const Socket& socket, - std::function callback); - virtual bool is_ssl() const; - }; - - class Client { - public: - // Universal interface - explicit Client(const std::string& scheme_host_port); - - explicit Client(const std::string& scheme_host_port, - const std::string& client_cert_path, - const std::string& client_key_path); - - // HTTP only interface - explicit Client(const std::string& host, int port); - - explicit Client(const std::string& host, int port, - const std::string& client_cert_path, - const std::string& client_key_path); - - Client(Client&&) = default; - Client& operator=(Client&&) = default; - - ~Client(); - - bool is_valid() const; - - Result Get(const std::string& path); - Result Get(const std::string& path, const Headers& headers); - Result Get(const std::string& path, Progress progress); - Result Get(const std::string& path, const Headers& headers, - Progress progress); - Result Get(const std::string& path, ContentReceiver content_receiver); - Result Get(const std::string& path, const Headers& headers, - ContentReceiver content_receiver); - Result Get(const std::string& path, ContentReceiver content_receiver, - Progress progress); - Result Get(const std::string& path, const Headers& headers, - ContentReceiver content_receiver, Progress progress); - Result Get(const std::string& path, ResponseHandler response_handler, - ContentReceiver content_receiver); - Result Get(const std::string& path, const Headers& headers, - ResponseHandler response_handler, - ContentReceiver content_receiver); - Result Get(const std::string& path, const Headers& headers, - ResponseHandler response_handler, ContentReceiver content_receiver, - Progress progress); - Result Get(const std::string& path, ResponseHandler response_handler, - ContentReceiver content_receiver, Progress progress); - - Result Get(const std::string& path, const Params& params, - const Headers& headers, Progress progress = nullptr); - Result Get(const std::string& path, const Params& params, - const Headers& headers, ContentReceiver content_receiver, - Progress progress = nullptr); - Result Get(const std::string& path, const Params& params, - const Headers& headers, ResponseHandler response_handler, - ContentReceiver content_receiver, Progress progress = nullptr); - - Result Head(const std::string& path); - Result Head(const std::string& path, const Headers& headers); - - Result Post(const std::string& path); - Result Post(const std::string& path, const Headers& headers); - Result Post(const std::string& path, const char* body, size_t content_length, - const std::string& content_type); - Result Post(const std::string& path, const Headers& headers, const char* body, - size_t content_length, const std::string& content_type); - Result Post(const std::string& path, const Headers& headers, const char* body, - size_t content_length, const std::string& content_type, - Progress progress); - Result Post(const std::string& path, const std::string& body, - const std::string& content_type); - Result Post(const std::string& path, const std::string& body, - const std::string& content_type, Progress progress); - Result Post(const std::string& path, const Headers& headers, - const std::string& body, const std::string& content_type); - Result Post(const std::string& path, const Headers& headers, - const std::string& body, const std::string& content_type, - Progress progress); - Result Post(const std::string& path, size_t content_length, - ContentProvider content_provider, - const std::string& content_type); - Result Post(const std::string& path, - ContentProviderWithoutLength content_provider, - const std::string& content_type); - Result Post(const std::string& path, const Headers& headers, - size_t content_length, ContentProvider content_provider, - const std::string& content_type); - Result Post(const std::string& path, const Headers& headers, - ContentProviderWithoutLength content_provider, - const std::string& content_type); - Result Post(const std::string& path, const Params& params); - Result Post(const std::string& path, const Headers& headers, - const Params& params); - Result Post(const std::string& path, const Headers& headers, - const Params& params, Progress progress); - Result Post(const std::string& path, const MultipartFormDataItems& items); - Result Post(const std::string& path, const Headers& headers, - const MultipartFormDataItems& items); - Result Post(const std::string& path, const Headers& headers, - const MultipartFormDataItems& items, const std::string& boundary); - Result Post(const std::string& path, const Headers& headers, - const MultipartFormDataItems& items, - const MultipartFormDataProviderItems& provider_items); - - Result Put(const std::string& path); - Result Put(const std::string& path, const char* body, size_t content_length, - const std::string& content_type); - Result Put(const std::string& path, const Headers& headers, const char* body, - size_t content_length, const std::string& content_type); - Result Put(const std::string& path, const Headers& headers, const char* body, - size_t content_length, const std::string& content_type, - Progress progress); - Result Put(const std::string& path, const std::string& body, - const std::string& content_type); - Result Put(const std::string& path, const std::string& body, - const std::string& content_type, Progress progress); - Result Put(const std::string& path, const Headers& headers, - const std::string& body, const std::string& content_type); - Result Put(const std::string& path, const Headers& headers, - const std::string& body, const std::string& content_type, - Progress progress); - Result Put(const std::string& path, size_t content_length, - ContentProvider content_provider, const std::string& content_type); - Result Put(const std::string& path, - ContentProviderWithoutLength content_provider, - const std::string& content_type); - Result Put(const std::string& path, const Headers& headers, - size_t content_length, ContentProvider content_provider, - const std::string& content_type); - Result Put(const std::string& path, const Headers& headers, - ContentProviderWithoutLength content_provider, - const std::string& content_type); - Result Put(const std::string& path, const Params& params); - Result Put(const std::string& path, const Headers& headers, - const Params& params); - Result Put(const std::string& path, const Headers& headers, - const Params& params, Progress progress); - Result Put(const std::string& path, const MultipartFormDataItems& items); - Result Put(const std::string& path, const Headers& headers, - const MultipartFormDataItems& items); - Result Put(const std::string& path, const Headers& headers, - const MultipartFormDataItems& items, const std::string& boundary); - Result Put(const std::string& path, const Headers& headers, - const MultipartFormDataItems& items, - const MultipartFormDataProviderItems& provider_items); - - Result Patch(const std::string& path); - Result Patch(const std::string& path, const char* body, size_t content_length, - const std::string& content_type); - Result Patch(const std::string& path, const char* body, size_t content_length, - const std::string& content_type, Progress progress); - Result Patch(const std::string& path, const Headers& headers, - const char* body, size_t content_length, - const std::string& content_type); - Result Patch(const std::string& path, const Headers& headers, - const char* body, size_t content_length, - const std::string& content_type, Progress progress); - Result Patch(const std::string& path, const std::string& body, - const std::string& content_type); - Result Patch(const std::string& path, const std::string& body, - const std::string& content_type, Progress progress); - Result Patch(const std::string& path, const Headers& headers, - const std::string& body, const std::string& content_type); - Result Patch(const std::string& path, const Headers& headers, - const std::string& body, const std::string& content_type, - Progress progress); - Result Patch(const std::string& path, size_t content_length, - ContentProvider content_provider, - const std::string& content_type); - Result Patch(const std::string& path, - ContentProviderWithoutLength content_provider, - const std::string& content_type); - Result Patch(const std::string& path, const Headers& headers, - size_t content_length, ContentProvider content_provider, - const std::string& content_type); - Result Patch(const std::string& path, const Headers& headers, - ContentProviderWithoutLength content_provider, - const std::string& content_type); - - Result Delete(const std::string& path); - Result Delete(const std::string& path, const Headers& headers); - Result Delete(const std::string& path, const char* body, - size_t content_length, const std::string& content_type); - Result Delete(const std::string& path, const char* body, - size_t content_length, const std::string& content_type, - Progress progress); - Result Delete(const std::string& path, const Headers& headers, - const char* body, size_t content_length, - const std::string& content_type); - Result Delete(const std::string& path, const Headers& headers, - const char* body, size_t content_length, - const std::string& content_type, Progress progress); - Result Delete(const std::string& path, const std::string& body, - const std::string& content_type); - Result Delete(const std::string& path, const std::string& body, - const std::string& content_type, Progress progress); - Result Delete(const std::string& path, const Headers& headers, - const std::string& body, const std::string& content_type); - Result Delete(const std::string& path, const Headers& headers, - const std::string& body, const std::string& content_type, - Progress progress); - - Result Options(const std::string& path); - Result Options(const std::string& path, const Headers& headers); - - bool send(Request& req, Response& res, Error& error); - Result send(const Request& req); - - void stop(); - - std::string host() const; - int port() const; - - size_t is_socket_open() const; - socket_t socket() const; - - void set_hostname_addr_map(std::map addr_map); - - void set_default_headers(Headers headers); - - void - set_header_writer(std::function const& writer); - - void set_address_family(int family); - void set_tcp_nodelay(bool on); - void set_socket_options(SocketOptions socket_options); - - void set_connection_timeout(time_t sec, time_t usec = 0); - template - void - set_connection_timeout(const std::chrono::duration& duration); - - void set_read_timeout(time_t sec, time_t usec = 0); - template - void set_read_timeout(const std::chrono::duration& duration); - - void set_write_timeout(time_t sec, time_t usec = 0); - template - void set_write_timeout(const std::chrono::duration& duration); - - void set_basic_auth(const std::string& username, const std::string& password); - void set_bearer_token_auth(const std::string& token); -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - void set_digest_auth(const std::string& username, - const std::string& password); -#endif - - void set_keep_alive(bool on); - void set_follow_location(bool on); - - void set_url_encode(bool on); - - void set_compress(bool on); - - void set_decompress(bool on); - - void set_interface(const std::string& intf); - - void set_proxy(const std::string& host, int port); - void set_proxy_basic_auth(const std::string& username, - const std::string& password); - void set_proxy_bearer_token_auth(const std::string& token); -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - void set_proxy_digest_auth(const std::string& username, - const std::string& password); -#endif - -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - void enable_server_certificate_verification(bool enabled); -#endif - - void set_logger(Logger logger); - - // SSL -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - void set_ca_cert_path(const std::string& ca_cert_file_path, - const std::string& ca_cert_dir_path = std::string()); - - void set_ca_cert_store(X509_STORE* ca_cert_store); - void load_ca_cert_store(const char* ca_cert, std::size_t size); - - long get_openssl_verify_result() const; - - SSL_CTX* ssl_context() const; -#endif - - private: - std::unique_ptr cli_; - -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - bool is_ssl_ = false; -#endif - }; - -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - class SSLServer : public Server { - public: - SSLServer(const char* cert_path, const char* private_key_path, - const char* client_ca_cert_file_path = nullptr, - const char* client_ca_cert_dir_path = nullptr, - const char* private_key_password = nullptr); - - SSLServer(X509* cert, EVP_PKEY* private_key, - X509_STORE* client_ca_cert_store = nullptr); - - SSLServer( - const std::function& setup_ssl_ctx_callback); - - ~SSLServer() override; - - bool is_valid() const override; - - SSL_CTX* ssl_context() const; - - void update_certs(X509* cert, EVP_PKEY* private_key, - X509_STORE* client_ca_cert_store = nullptr); - - private: - bool process_and_close_socket(socket_t sock) override; - - SSL_CTX* ctx_; - std::mutex ctx_mutex_; - }; - - class SSLClient final : public ClientImpl { - public: - explicit SSLClient(const std::string& host); - - explicit SSLClient(const std::string& host, int port); - - explicit SSLClient(const std::string& host, int port, - const std::string& client_cert_path, - const std::string& client_key_path, - const std::string& private_key_password = std::string()); - - explicit SSLClient(const std::string& host, int port, X509* client_cert, - EVP_PKEY* client_key, - const std::string& private_key_password = std::string()); - - ~SSLClient() override; - - bool is_valid() const override; - - void set_ca_cert_store(X509_STORE* ca_cert_store); - void load_ca_cert_store(const char* ca_cert, std::size_t size); - - long get_openssl_verify_result() const; - - SSL_CTX* ssl_context() const; - - private: - bool create_and_connect_socket(Socket& socket, Error& error) override; - void shutdown_ssl(Socket& socket, bool shutdown_gracefully) override; - void shutdown_ssl_impl(Socket& socket, bool shutdown_gracefully); - - bool process_socket(const Socket& socket, - std::function callback) override; - bool is_ssl() const override; - - bool connect_with_proxy(Socket& sock, Response& res, bool& success, - Error& error); - bool initialize_ssl(Socket& socket, Error& error); - - bool load_certs(); - - bool verify_host(X509* server_cert) const; - bool verify_host_with_subject_alt_name(X509* server_cert) const; - bool verify_host_with_common_name(X509* server_cert) const; - bool check_host_name(const char* pattern, size_t pattern_len) const; - - SSL_CTX* ctx_; - std::mutex ctx_mutex_; - std::once_flag initialize_cert_; - - std::vector host_components_; - - long verify_result_ = 0; - - friend class ClientImpl; - }; -#endif - - /* - * Implementation of template methods. - */ - - namespace detail - { - - template - inline void duration_to_sec_and_usec(const T& duration, U callback) - { - auto sec = std::chrono::duration_cast(duration).count(); - auto usec = std::chrono::duration_cast( - duration - std::chrono::seconds(sec)) - .count(); - callback(static_cast(sec), static_cast(usec)); - } - - inline uint64_t get_header_value_u64(const Headers& headers, - const std::string& key, size_t id, - uint64_t def) - { - auto rng = headers.equal_range(key); - auto it = rng.first; - std::advance(it, static_cast(id)); - if (it != rng.second) { - return std::strtoull(it->second.data(), nullptr, 10); - } - return def; - } - - } // namespace detail - - inline uint64_t Request::get_header_value_u64(const std::string& key, - size_t id) const - { - return detail::get_header_value_u64(headers, key, id, 0); +namespace httplib { + +namespace detail { + +/* + * Backport std::make_unique from C++14. + * + * NOTE: This code came up with the following stackoverflow post: + * https://stackoverflow.com/questions/10149840/c-arrays-and-make-unique + * + */ + +template +typename std::enable_if::value, std::unique_ptr>::type +make_unique(Args &&...args) { + return std::unique_ptr(new T(std::forward(args)...)); +} + +template +typename std::enable_if::value, std::unique_ptr>::type +make_unique(std::size_t n) { + typedef typename std::remove_extent::type RT; + return std::unique_ptr(new RT[n]); +} + +namespace case_ignore { + +inline unsigned char to_lower(int c) { + const static unsigned char table[256] = { + 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, + 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, + 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, + 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, + 60, 61, 62, 63, 64, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106, + 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, + 122, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100, 101, 102, 103, 104, + 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, + 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, + 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, + 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, + 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, + 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 224, 225, 226, + 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 240, 241, + 242, 243, 244, 245, 246, 215, 248, 249, 250, 251, 252, 253, 254, 223, 224, + 225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, + 240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 254, + 255, + }; + return table[(unsigned char)(char)c]; +} + +inline bool equal(const std::string &a, const std::string &b) { + return a.size() == b.size() && + std::equal(a.begin(), a.end(), b.begin(), [](char ca, char cb) { + return to_lower(ca) == to_lower(cb); + }); +} + +struct equal_to { + bool operator()(const std::string &a, const std::string &b) const { + return equal(a, b); + } +}; + +struct hash { + size_t operator()(const std::string &key) const { + return hash_core(key.data(), key.size(), 0); + } + + size_t hash_core(const char *s, size_t l, size_t h) const { + return (l == 0) ? h + : hash_core(s + 1, l - 1, + // Unsets the 6 high bits of h, therefore no + // overflow happens + (((std::numeric_limits::max)() >> 6) & + h * 33) ^ + static_cast(to_lower(*s))); + } +}; + +} // namespace case_ignore + +// This is based on +// "http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2014/n4189". + +struct scope_exit { + explicit scope_exit(std::function &&f) + : exit_function(std::move(f)), execute_on_destruction{true} {} + + scope_exit(scope_exit &&rhs) noexcept + : exit_function(std::move(rhs.exit_function)), + execute_on_destruction{rhs.execute_on_destruction} { + rhs.release(); + } + + ~scope_exit() { + if (execute_on_destruction) { this->exit_function(); } + } + + void release() { this->execute_on_destruction = false; } + +private: + scope_exit(const scope_exit &) = delete; + void operator=(const scope_exit &) = delete; + scope_exit &operator=(scope_exit &&) = delete; + + std::function exit_function; + bool execute_on_destruction; +}; + +} // namespace detail + +enum SSLVerifierResponse { + // no decision has been made, use the built-in certificate verifier + NoDecisionMade, + // connection certificate is verified and accepted + CertificateAccepted, + // connection certificate was processed but is rejected + CertificateRejected +}; + +enum StatusCode { + // Information responses + Continue_100 = 100, + SwitchingProtocol_101 = 101, + Processing_102 = 102, + EarlyHints_103 = 103, + + // Successful responses + OK_200 = 200, + Created_201 = 201, + Accepted_202 = 202, + NonAuthoritativeInformation_203 = 203, + NoContent_204 = 204, + ResetContent_205 = 205, + PartialContent_206 = 206, + MultiStatus_207 = 207, + AlreadyReported_208 = 208, + IMUsed_226 = 226, + + // Redirection messages + MultipleChoices_300 = 300, + MovedPermanently_301 = 301, + Found_302 = 302, + SeeOther_303 = 303, + NotModified_304 = 304, + UseProxy_305 = 305, + unused_306 = 306, + TemporaryRedirect_307 = 307, + PermanentRedirect_308 = 308, + + // Client error responses + BadRequest_400 = 400, + Unauthorized_401 = 401, + PaymentRequired_402 = 402, + Forbidden_403 = 403, + NotFound_404 = 404, + MethodNotAllowed_405 = 405, + NotAcceptable_406 = 406, + ProxyAuthenticationRequired_407 = 407, + RequestTimeout_408 = 408, + Conflict_409 = 409, + Gone_410 = 410, + LengthRequired_411 = 411, + PreconditionFailed_412 = 412, + PayloadTooLarge_413 = 413, + UriTooLong_414 = 414, + UnsupportedMediaType_415 = 415, + RangeNotSatisfiable_416 = 416, + ExpectationFailed_417 = 417, + ImATeapot_418 = 418, + MisdirectedRequest_421 = 421, + UnprocessableContent_422 = 422, + Locked_423 = 423, + FailedDependency_424 = 424, + TooEarly_425 = 425, + UpgradeRequired_426 = 426, + PreconditionRequired_428 = 428, + TooManyRequests_429 = 429, + RequestHeaderFieldsTooLarge_431 = 431, + UnavailableForLegalReasons_451 = 451, + + // Server error responses + InternalServerError_500 = 500, + NotImplemented_501 = 501, + BadGateway_502 = 502, + ServiceUnavailable_503 = 503, + GatewayTimeout_504 = 504, + HttpVersionNotSupported_505 = 505, + VariantAlsoNegotiates_506 = 506, + InsufficientStorage_507 = 507, + LoopDetected_508 = 508, + NotExtended_510 = 510, + NetworkAuthenticationRequired_511 = 511, +}; + +using Headers = + std::unordered_multimap; + +using Params = std::multimap; +using Match = std::smatch; + +using Progress = std::function; + +struct Response; +using ResponseHandler = std::function; + +struct MultipartFormData { + std::string name; + std::string content; + std::string filename; + std::string content_type; +}; +using MultipartFormDataItems = std::vector; +using MultipartFormDataMap = std::multimap; + +class DataSink { +public: + DataSink() : os(&sb_), sb_(*this) {} + + DataSink(const DataSink &) = delete; + DataSink &operator=(const DataSink &) = delete; + DataSink(DataSink &&) = delete; + DataSink &operator=(DataSink &&) = delete; + + std::function write; + std::function is_writable; + std::function done; + std::function done_with_trailer; + std::ostream os; + +private: + class data_sink_streambuf final : public std::streambuf { + public: + explicit data_sink_streambuf(DataSink &sink) : sink_(sink) {} + + protected: + std::streamsize xsputn(const char *s, std::streamsize n) override { + sink_.write(s, static_cast(n)); + return n; } - inline uint64_t Response::get_header_value_u64(const std::string& key, - size_t id) const + private: + DataSink &sink_; + }; + + data_sink_streambuf sb_; +}; + +using ContentProvider = + std::function; + +using ContentProviderWithoutLength = + std::function; + +using ContentProviderResourceReleaser = std::function; + +struct MultipartFormDataProvider { + std::string name; + ContentProviderWithoutLength provider; + std::string filename; + std::string content_type; +}; +using MultipartFormDataProviderItems = std::vector; + +using ContentReceiverWithProgress = + std::function; + +using ContentReceiver = + std::function; + +using MultipartContentHeader = + std::function; + +class ContentReader { +public: + using Reader = std::function; + using MultipartReader = std::function; + + ContentReader(Reader reader, MultipartReader multipart_reader) + : reader_(std::move(reader)), + multipart_reader_(std::move(multipart_reader)) {} + + bool operator()(MultipartContentHeader header, + ContentReceiver receiver) const { + return multipart_reader_(std::move(header), std::move(receiver)); + } + + bool operator()(ContentReceiver receiver) const { + return reader_(std::move(receiver)); + } + + Reader reader_; + MultipartReader multipart_reader_; +}; + +using Range = std::pair; +using Ranges = std::vector; + +struct Request { + std::string method; + std::string path; + Params params; + Headers headers; + std::string body; + + std::string remote_addr; + int remote_port = -1; + std::string local_addr; + int local_port = -1; + + // for server + std::string version; + std::string target; + MultipartFormDataMap files; + Ranges ranges; + Match matches; + std::unordered_map path_params; + std::function is_connection_closed = []() { return true; }; + + // for client + ResponseHandler response_handler; + ContentReceiverWithProgress content_receiver; + Progress progress; +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + const SSL *ssl = nullptr; +#endif + + bool has_header(const std::string &key) const; + std::string get_header_value(const std::string &key, const char *def = "", + size_t id = 0) const; + uint64_t get_header_value_u64(const std::string &key, uint64_t def = 0, + size_t id = 0) const; + size_t get_header_value_count(const std::string &key) const; + void set_header(const std::string &key, const std::string &val); + + bool has_param(const std::string &key) const; + std::string get_param_value(const std::string &key, size_t id = 0) const; + size_t get_param_value_count(const std::string &key) const; + + bool is_multipart_form_data() const; + + bool has_file(const std::string &key) const; + MultipartFormData get_file_value(const std::string &key) const; + std::vector get_file_values(const std::string &key) const; + + // private members... + size_t redirect_count_ = CPPHTTPLIB_REDIRECT_MAX_COUNT; + size_t content_length_ = 0; + ContentProvider content_provider_; + bool is_chunked_content_provider_ = false; + size_t authorization_count_ = 0; + std::chrono::time_point start_time_ = + (std::chrono::steady_clock::time_point::min)(); +}; + +struct Response { + std::string version; + int status = -1; + std::string reason; + Headers headers; + std::string body; + std::string location; // Redirect location + + bool has_header(const std::string &key) const; + std::string get_header_value(const std::string &key, const char *def = "", + size_t id = 0) const; + uint64_t get_header_value_u64(const std::string &key, uint64_t def = 0, + size_t id = 0) const; + size_t get_header_value_count(const std::string &key) const; + void set_header(const std::string &key, const std::string &val); + + void set_redirect(const std::string &url, int status = StatusCode::Found_302); + void set_content(const char *s, size_t n, const std::string &content_type); + void set_content(const std::string &s, const std::string &content_type); + void set_content(std::string &&s, const std::string &content_type); + + void set_content_provider( + size_t length, const std::string &content_type, ContentProvider provider, + ContentProviderResourceReleaser resource_releaser = nullptr); + + void set_content_provider( + const std::string &content_type, ContentProviderWithoutLength provider, + ContentProviderResourceReleaser resource_releaser = nullptr); + + void set_chunked_content_provider( + const std::string &content_type, ContentProviderWithoutLength provider, + ContentProviderResourceReleaser resource_releaser = nullptr); + + void set_file_content(const std::string &path, + const std::string &content_type); + void set_file_content(const std::string &path); + + Response() = default; + Response(const Response &) = default; + Response &operator=(const Response &) = default; + Response(Response &&) = default; + Response &operator=(Response &&) = default; + ~Response() { + if (content_provider_resource_releaser_) { + content_provider_resource_releaser_(content_provider_success_); + } + } + + // private members... + size_t content_length_ = 0; + ContentProvider content_provider_; + ContentProviderResourceReleaser content_provider_resource_releaser_; + bool is_chunked_content_provider_ = false; + bool content_provider_success_ = false; + std::string file_content_path_; + std::string file_content_content_type_; +}; + +class Stream { +public: + virtual ~Stream() = default; + + virtual bool is_readable() const = 0; + virtual bool is_writable() const = 0; + + virtual ssize_t read(char *ptr, size_t size) = 0; + virtual ssize_t write(const char *ptr, size_t size) = 0; + virtual void get_remote_ip_and_port(std::string &ip, int &port) const = 0; + virtual void get_local_ip_and_port(std::string &ip, int &port) const = 0; + virtual socket_t socket() const = 0; + + virtual time_t duration() const = 0; + + ssize_t write(const char *ptr); + ssize_t write(const std::string &s); +}; + +class TaskQueue { +public: + TaskQueue() = default; + virtual ~TaskQueue() = default; + + virtual bool enqueue(std::function fn) = 0; + virtual void shutdown() = 0; + + virtual void on_idle() {} +}; + +class ThreadPool final : public TaskQueue { +public: + explicit ThreadPool(size_t n, size_t mqr = 0) + : shutdown_(false), max_queued_requests_(mqr) { + while (n) { + threads_.emplace_back(worker(*this)); + n--; + } + } + + ThreadPool(const ThreadPool &) = delete; + ~ThreadPool() override = default; + + bool enqueue(std::function fn) override { { - return detail::get_header_value_u64(headers, key, id, 0); + std::unique_lock lock(mutex_); + if (max_queued_requests_ > 0 && jobs_.size() >= max_queued_requests_) { + return false; + } + jobs_.push_back(std::move(fn)); } - template - inline ssize_t Stream::write_format(const char* fmt, const Args &...args) + cond_.notify_one(); + return true; + } + + void shutdown() override { + // Stop all worker threads... { - const auto bufsiz = 2048; - std::array buf{}; - - auto sn = snprintf(buf.data(), buf.size() - 1, fmt, args...); - if (sn <= 0) { return sn; } - - auto n = static_cast(sn); - - if (n >= buf.size() - 1) { - std::vector glowable_buf(buf.size()); - - while (n >= glowable_buf.size() - 1) { - glowable_buf.resize(glowable_buf.size() * 2); - n = static_cast( - snprintf(&glowable_buf[0], glowable_buf.size() - 1, fmt, args...)); - } - return write(&glowable_buf[0], n); - } - else { - return write(buf.data(), n); - } + std::unique_lock lock(mutex_); + shutdown_ = true; } - inline void default_socket_options(socket_t sock) - { - int yes = 1; + cond_.notify_all(); + + // Join... + for (auto &t : threads_) { + t.join(); + } + } + +private: + struct worker { + explicit worker(ThreadPool &pool) : pool_(pool) {} + + void operator()() { + for (;;) { + std::function fn; + { + std::unique_lock lock(pool_.mutex_); + + pool_.cond_.wait( + lock, [&] { return !pool_.jobs_.empty() || pool_.shutdown_; }); + + if (pool_.shutdown_ && pool_.jobs_.empty()) { break; } + + fn = pool_.jobs_.front(); + pool_.jobs_.pop_front(); + } + + assert(true == static_cast(fn)); + fn(); + } + +#if defined(CPPHTTPLIB_OPENSSL_SUPPORT) && !defined(OPENSSL_IS_BORINGSSL) && \ + !defined(LIBRESSL_VERSION_NUMBER) + OPENSSL_thread_stop(); +#endif + } + + ThreadPool &pool_; + }; + friend struct worker; + + std::vector threads_; + std::list> jobs_; + + bool shutdown_; + size_t max_queued_requests_ = 0; + + std::condition_variable cond_; + std::mutex mutex_; +}; + +using Logger = std::function; + +using SocketOptions = std::function; + +namespace detail { + +bool set_socket_opt_impl(socket_t sock, int level, int optname, + const void *optval, socklen_t optlen); +bool set_socket_opt(socket_t sock, int level, int optname, int opt); +bool set_socket_opt_time(socket_t sock, int level, int optname, time_t sec, + time_t usec); + +} // namespace detail + +void default_socket_options(socket_t sock); + +const char *status_message(int status); + +std::string get_bearer_token_auth(const Request &req); + +namespace detail { + +class MatcherBase { +public: + virtual ~MatcherBase() = default; + + // Match request path and populate its matches and + virtual bool match(Request &request) const = 0; +}; + +/** + * Captures parameters in request path and stores them in Request::path_params + * + * Capture name is a substring of a pattern from : to /. + * The rest of the pattern is matched against the request path directly + * Parameters are captured starting from the next character after + * the end of the last matched static pattern fragment until the next /. + * + * Example pattern: + * "/path/fragments/:capture/more/fragments/:second_capture" + * Static fragments: + * "/path/fragments/", "more/fragments/" + * + * Given the following request path: + * "/path/fragments/:1/more/fragments/:2" + * the resulting capture will be + * {{"capture", "1"}, {"second_capture", "2"}} + */ +class PathParamsMatcher final : public MatcherBase { +public: + PathParamsMatcher(const std::string &pattern); + + bool match(Request &request) const override; + +private: + // Treat segment separators as the end of path parameter capture + // Does not need to handle query parameters as they are parsed before path + // matching + static constexpr char separator = '/'; + + // Contains static path fragments to match against, excluding the '/' after + // path params + // Fragments are separated by path params + std::vector static_fragments_; + // Stores the names of the path parameters to be used as keys in the + // Request::path_params map + std::vector param_names_; +}; + +/** + * Performs std::regex_match on request path + * and stores the result in Request::matches + * + * Note that regex match is performed directly on the whole request. + * This means that wildcard patterns may match multiple path segments with /: + * "/begin/(.*)/end" will match both "/begin/middle/end" and "/begin/1/2/end". + */ +class RegexMatcher final : public MatcherBase { +public: + RegexMatcher(const std::string &pattern) : regex_(pattern) {} + + bool match(Request &request) const override; + +private: + std::regex regex_; +}; + +ssize_t write_headers(Stream &strm, const Headers &headers); + +} // namespace detail + +class Server { +public: + using Handler = std::function; + + using ExceptionHandler = + std::function; + + enum class HandlerResponse { + Handled, + Unhandled, + }; + using HandlerWithResponse = + std::function; + + using HandlerWithContentReader = std::function; + + using Expect100ContinueHandler = + std::function; + + Server(); + + virtual ~Server(); + + virtual bool is_valid() const; + + Server &Get(const std::string &pattern, Handler handler); + Server &Post(const std::string &pattern, Handler handler); + Server &Post(const std::string &pattern, HandlerWithContentReader handler); + Server &Put(const std::string &pattern, Handler handler); + Server &Put(const std::string &pattern, HandlerWithContentReader handler); + Server &Patch(const std::string &pattern, Handler handler); + Server &Patch(const std::string &pattern, HandlerWithContentReader handler); + Server &Delete(const std::string &pattern, Handler handler); + Server &Delete(const std::string &pattern, HandlerWithContentReader handler); + Server &Options(const std::string &pattern, Handler handler); + + bool set_base_dir(const std::string &dir, + const std::string &mount_point = std::string()); + bool set_mount_point(const std::string &mount_point, const std::string &dir, + Headers headers = Headers()); + bool remove_mount_point(const std::string &mount_point); + Server &set_file_extension_and_mimetype_mapping(const std::string &ext, + const std::string &mime); + Server &set_default_file_mimetype(const std::string &mime); + Server &set_file_request_handler(Handler handler); + + template + Server &set_error_handler(ErrorHandlerFunc &&handler) { + return set_error_handler_core( + std::forward(handler), + std::is_convertible{}); + } + + Server &set_exception_handler(ExceptionHandler handler); + Server &set_pre_routing_handler(HandlerWithResponse handler); + Server &set_post_routing_handler(Handler handler); + + Server &set_expect_100_continue_handler(Expect100ContinueHandler handler); + Server &set_logger(Logger logger); + + Server &set_address_family(int family); + Server &set_tcp_nodelay(bool on); + Server &set_ipv6_v6only(bool on); + Server &set_socket_options(SocketOptions socket_options); + + Server &set_default_headers(Headers headers); + Server & + set_header_writer(std::function const &writer); + + Server &set_keep_alive_max_count(size_t count); + Server &set_keep_alive_timeout(time_t sec); + + Server &set_read_timeout(time_t sec, time_t usec = 0); + template + Server &set_read_timeout(const std::chrono::duration &duration); + + Server &set_write_timeout(time_t sec, time_t usec = 0); + template + Server &set_write_timeout(const std::chrono::duration &duration); + + Server &set_idle_interval(time_t sec, time_t usec = 0); + template + Server &set_idle_interval(const std::chrono::duration &duration); + + Server &set_payload_max_length(size_t length); + + bool bind_to_port(const std::string &host, int port, int socket_flags = 0); + int bind_to_any_port(const std::string &host, int socket_flags = 0); + bool listen_after_bind(); + + bool listen(const std::string &host, int port, int socket_flags = 0); + + bool is_running() const; + void wait_until_ready() const; + void stop(); + void decommission(); + + std::function new_task_queue; + +protected: + bool process_request(Stream &strm, const std::string &remote_addr, + int remote_port, const std::string &local_addr, + int local_port, bool close_connection, + bool &connection_closed, + const std::function &setup_request); + + std::atomic svr_sock_{INVALID_SOCKET}; + size_t keep_alive_max_count_ = CPPHTTPLIB_KEEPALIVE_MAX_COUNT; + time_t keep_alive_timeout_sec_ = CPPHTTPLIB_KEEPALIVE_TIMEOUT_SECOND; + time_t read_timeout_sec_ = CPPHTTPLIB_SERVER_READ_TIMEOUT_SECOND; + time_t read_timeout_usec_ = CPPHTTPLIB_SERVER_READ_TIMEOUT_USECOND; + time_t write_timeout_sec_ = CPPHTTPLIB_SERVER_WRITE_TIMEOUT_SECOND; + time_t write_timeout_usec_ = CPPHTTPLIB_SERVER_WRITE_TIMEOUT_USECOND; + time_t idle_interval_sec_ = CPPHTTPLIB_IDLE_INTERVAL_SECOND; + time_t idle_interval_usec_ = CPPHTTPLIB_IDLE_INTERVAL_USECOND; + size_t payload_max_length_ = CPPHTTPLIB_PAYLOAD_MAX_LENGTH; + +private: + using Handlers = + std::vector, Handler>>; + using HandlersForContentReader = + std::vector, + HandlerWithContentReader>>; + + static std::unique_ptr + make_matcher(const std::string &pattern); + + Server &set_error_handler_core(HandlerWithResponse handler, std::true_type); + Server &set_error_handler_core(Handler handler, std::false_type); + + socket_t create_server_socket(const std::string &host, int port, + int socket_flags, + SocketOptions socket_options) const; + int bind_internal(const std::string &host, int port, int socket_flags); + bool listen_internal(); + + bool routing(Request &req, Response &res, Stream &strm); + bool handle_file_request(const Request &req, Response &res, + bool head = false); + bool dispatch_request(Request &req, Response &res, + const Handlers &handlers) const; + bool dispatch_request_for_content_reader( + Request &req, Response &res, ContentReader content_reader, + const HandlersForContentReader &handlers) const; + + bool parse_request_line(const char *s, Request &req) const; + void apply_ranges(const Request &req, Response &res, + std::string &content_type, std::string &boundary) const; + bool write_response(Stream &strm, bool close_connection, Request &req, + Response &res); + bool write_response_with_content(Stream &strm, bool close_connection, + const Request &req, Response &res); + bool write_response_core(Stream &strm, bool close_connection, + const Request &req, Response &res, + bool need_apply_ranges); + bool write_content_with_provider(Stream &strm, const Request &req, + Response &res, const std::string &boundary, + const std::string &content_type); + bool read_content(Stream &strm, Request &req, Response &res); + bool + read_content_with_content_receiver(Stream &strm, Request &req, Response &res, + ContentReceiver receiver, + MultipartContentHeader multipart_header, + ContentReceiver multipart_receiver); + bool read_content_core(Stream &strm, Request &req, Response &res, + ContentReceiver receiver, + MultipartContentHeader multipart_header, + ContentReceiver multipart_receiver) const; + + virtual bool process_and_close_socket(socket_t sock); + + std::atomic is_running_{false}; + std::atomic is_decommissioned{false}; + + struct MountPointEntry { + std::string mount_point; + std::string base_dir; + Headers headers; + }; + std::vector base_dirs_; + std::map file_extension_and_mimetype_map_; + std::string default_file_mimetype_ = "application/octet-stream"; + Handler file_request_handler_; + + Handlers get_handlers_; + Handlers post_handlers_; + HandlersForContentReader post_handlers_for_content_reader_; + Handlers put_handlers_; + HandlersForContentReader put_handlers_for_content_reader_; + Handlers patch_handlers_; + HandlersForContentReader patch_handlers_for_content_reader_; + Handlers delete_handlers_; + HandlersForContentReader delete_handlers_for_content_reader_; + Handlers options_handlers_; + + HandlerWithResponse error_handler_; + ExceptionHandler exception_handler_; + HandlerWithResponse pre_routing_handler_; + Handler post_routing_handler_; + Expect100ContinueHandler expect_100_continue_handler_; + + Logger logger_; + + int address_family_ = AF_UNSPEC; + bool tcp_nodelay_ = CPPHTTPLIB_TCP_NODELAY; + bool ipv6_v6only_ = CPPHTTPLIB_IPV6_V6ONLY; + SocketOptions socket_options_ = default_socket_options; + + Headers default_headers_; + std::function header_writer_ = + detail::write_headers; +}; + +enum class Error { + Success = 0, + Unknown, + Connection, + BindIPAddress, + Read, + Write, + ExceedRedirectCount, + Canceled, + SSLConnection, + SSLLoadingCerts, + SSLServerVerification, + SSLServerHostnameVerification, + UnsupportedMultipartBoundaryChars, + Compression, + ConnectionTimeout, + ProxyConnection, + + // For internal use only + SSLPeerCouldBeClosed_, +}; + +std::string to_string(Error error); + +std::ostream &operator<<(std::ostream &os, const Error &obj); + +class Result { +public: + Result() = default; + Result(std::unique_ptr &&res, Error err, + Headers &&request_headers = Headers{}) + : res_(std::move(res)), err_(err), + request_headers_(std::move(request_headers)) {} + // Response + operator bool() const { return res_ != nullptr; } + bool operator==(std::nullptr_t) const { return res_ == nullptr; } + bool operator!=(std::nullptr_t) const { return res_ != nullptr; } + const Response &value() const { return *res_; } + Response &value() { return *res_; } + const Response &operator*() const { return *res_; } + Response &operator*() { return *res_; } + const Response *operator->() const { return res_.get(); } + Response *operator->() { return res_.get(); } + + // Error + Error error() const { return err_; } + + // Request Headers + bool has_request_header(const std::string &key) const; + std::string get_request_header_value(const std::string &key, + const char *def = "", + size_t id = 0) const; + uint64_t get_request_header_value_u64(const std::string &key, + uint64_t def = 0, size_t id = 0) const; + size_t get_request_header_value_count(const std::string &key) const; + +private: + std::unique_ptr res_; + Error err_ = Error::Unknown; + Headers request_headers_; +}; + +class ClientImpl { +public: + explicit ClientImpl(const std::string &host); + + explicit ClientImpl(const std::string &host, int port); + + explicit ClientImpl(const std::string &host, int port, + const std::string &client_cert_path, + const std::string &client_key_path); + + virtual ~ClientImpl(); + + virtual bool is_valid() const; + + Result Get(const std::string &path); + Result Get(const std::string &path, const Headers &headers); + Result Get(const std::string &path, Progress progress); + Result Get(const std::string &path, const Headers &headers, + Progress progress); + Result Get(const std::string &path, ContentReceiver content_receiver); + Result Get(const std::string &path, const Headers &headers, + ContentReceiver content_receiver); + Result Get(const std::string &path, ContentReceiver content_receiver, + Progress progress); + Result Get(const std::string &path, const Headers &headers, + ContentReceiver content_receiver, Progress progress); + Result Get(const std::string &path, ResponseHandler response_handler, + ContentReceiver content_receiver); + Result Get(const std::string &path, const Headers &headers, + ResponseHandler response_handler, + ContentReceiver content_receiver); + Result Get(const std::string &path, ResponseHandler response_handler, + ContentReceiver content_receiver, Progress progress); + Result Get(const std::string &path, const Headers &headers, + ResponseHandler response_handler, ContentReceiver content_receiver, + Progress progress); + + Result Get(const std::string &path, const Params ¶ms, + const Headers &headers, Progress progress = nullptr); + Result Get(const std::string &path, const Params ¶ms, + const Headers &headers, ContentReceiver content_receiver, + Progress progress = nullptr); + Result Get(const std::string &path, const Params ¶ms, + const Headers &headers, ResponseHandler response_handler, + ContentReceiver content_receiver, Progress progress = nullptr); + + Result Head(const std::string &path); + Result Head(const std::string &path, const Headers &headers); + + Result Post(const std::string &path); + Result Post(const std::string &path, const Headers &headers); + Result Post(const std::string &path, const char *body, size_t content_length, + const std::string &content_type); + Result Post(const std::string &path, const Headers &headers, const char *body, + size_t content_length, const std::string &content_type); + Result Post(const std::string &path, const Headers &headers, const char *body, + size_t content_length, const std::string &content_type, + Progress progress); + Result Post(const std::string &path, const std::string &body, + const std::string &content_type); + Result Post(const std::string &path, const std::string &body, + const std::string &content_type, Progress progress); + Result Post(const std::string &path, const Headers &headers, + const std::string &body, const std::string &content_type); + Result Post(const std::string &path, const Headers &headers, + const std::string &body, const std::string &content_type, + Progress progress); + Result Post(const std::string &path, size_t content_length, + ContentProvider content_provider, + const std::string &content_type); + Result Post(const std::string &path, + ContentProviderWithoutLength content_provider, + const std::string &content_type); + Result Post(const std::string &path, const Headers &headers, + size_t content_length, ContentProvider content_provider, + const std::string &content_type); + Result Post(const std::string &path, const Headers &headers, + ContentProviderWithoutLength content_provider, + const std::string &content_type); + Result Post(const std::string &path, const Params ¶ms); + Result Post(const std::string &path, const Headers &headers, + const Params ¶ms); + Result Post(const std::string &path, const Headers &headers, + const Params ¶ms, Progress progress); + Result Post(const std::string &path, const MultipartFormDataItems &items); + Result Post(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items); + Result Post(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items, const std::string &boundary); + Result Post(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items, + const MultipartFormDataProviderItems &provider_items); + + Result Put(const std::string &path); + Result Put(const std::string &path, const char *body, size_t content_length, + const std::string &content_type); + Result Put(const std::string &path, const Headers &headers, const char *body, + size_t content_length, const std::string &content_type); + Result Put(const std::string &path, const Headers &headers, const char *body, + size_t content_length, const std::string &content_type, + Progress progress); + Result Put(const std::string &path, const std::string &body, + const std::string &content_type); + Result Put(const std::string &path, const std::string &body, + const std::string &content_type, Progress progress); + Result Put(const std::string &path, const Headers &headers, + const std::string &body, const std::string &content_type); + Result Put(const std::string &path, const Headers &headers, + const std::string &body, const std::string &content_type, + Progress progress); + Result Put(const std::string &path, size_t content_length, + ContentProvider content_provider, const std::string &content_type); + Result Put(const std::string &path, + ContentProviderWithoutLength content_provider, + const std::string &content_type); + Result Put(const std::string &path, const Headers &headers, + size_t content_length, ContentProvider content_provider, + const std::string &content_type); + Result Put(const std::string &path, const Headers &headers, + ContentProviderWithoutLength content_provider, + const std::string &content_type); + Result Put(const std::string &path, const Params ¶ms); + Result Put(const std::string &path, const Headers &headers, + const Params ¶ms); + Result Put(const std::string &path, const Headers &headers, + const Params ¶ms, Progress progress); + Result Put(const std::string &path, const MultipartFormDataItems &items); + Result Put(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items); + Result Put(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items, const std::string &boundary); + Result Put(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items, + const MultipartFormDataProviderItems &provider_items); + + Result Patch(const std::string &path); + Result Patch(const std::string &path, const char *body, size_t content_length, + const std::string &content_type); + Result Patch(const std::string &path, const char *body, size_t content_length, + const std::string &content_type, Progress progress); + Result Patch(const std::string &path, const Headers &headers, + const char *body, size_t content_length, + const std::string &content_type); + Result Patch(const std::string &path, const Headers &headers, + const char *body, size_t content_length, + const std::string &content_type, Progress progress); + Result Patch(const std::string &path, const std::string &body, + const std::string &content_type); + Result Patch(const std::string &path, const std::string &body, + const std::string &content_type, Progress progress); + Result Patch(const std::string &path, const Headers &headers, + const std::string &body, const std::string &content_type); + Result Patch(const std::string &path, const Headers &headers, + const std::string &body, const std::string &content_type, + Progress progress); + Result Patch(const std::string &path, size_t content_length, + ContentProvider content_provider, + const std::string &content_type); + Result Patch(const std::string &path, + ContentProviderWithoutLength content_provider, + const std::string &content_type); + Result Patch(const std::string &path, const Headers &headers, + size_t content_length, ContentProvider content_provider, + const std::string &content_type); + Result Patch(const std::string &path, const Headers &headers, + ContentProviderWithoutLength content_provider, + const std::string &content_type); + + Result Delete(const std::string &path); + Result Delete(const std::string &path, const Headers &headers); + Result Delete(const std::string &path, const char *body, + size_t content_length, const std::string &content_type); + Result Delete(const std::string &path, const char *body, + size_t content_length, const std::string &content_type, + Progress progress); + Result Delete(const std::string &path, const Headers &headers, + const char *body, size_t content_length, + const std::string &content_type); + Result Delete(const std::string &path, const Headers &headers, + const char *body, size_t content_length, + const std::string &content_type, Progress progress); + Result Delete(const std::string &path, const std::string &body, + const std::string &content_type); + Result Delete(const std::string &path, const std::string &body, + const std::string &content_type, Progress progress); + Result Delete(const std::string &path, const Headers &headers, + const std::string &body, const std::string &content_type); + Result Delete(const std::string &path, const Headers &headers, + const std::string &body, const std::string &content_type, + Progress progress); + + Result Options(const std::string &path); + Result Options(const std::string &path, const Headers &headers); + + bool send(Request &req, Response &res, Error &error); + Result send(const Request &req); + + void stop(); + + std::string host() const; + int port() const; + + size_t is_socket_open() const; + socket_t socket() const; + + void set_hostname_addr_map(std::map addr_map); + + void set_default_headers(Headers headers); + + void + set_header_writer(std::function const &writer); + + void set_address_family(int family); + void set_tcp_nodelay(bool on); + void set_ipv6_v6only(bool on); + void set_socket_options(SocketOptions socket_options); + + void set_connection_timeout(time_t sec, time_t usec = 0); + template + void + set_connection_timeout(const std::chrono::duration &duration); + + void set_read_timeout(time_t sec, time_t usec = 0); + template + void set_read_timeout(const std::chrono::duration &duration); + + void set_write_timeout(time_t sec, time_t usec = 0); + template + void set_write_timeout(const std::chrono::duration &duration); + + void set_max_timeout(time_t msec); + template + void set_max_timeout(const std::chrono::duration &duration); + + void set_basic_auth(const std::string &username, const std::string &password); + void set_bearer_token_auth(const std::string &token); +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + void set_digest_auth(const std::string &username, + const std::string &password); +#endif + + void set_keep_alive(bool on); + void set_follow_location(bool on); + + void set_url_encode(bool on); + + void set_compress(bool on); + + void set_decompress(bool on); + + void set_interface(const std::string &intf); + + void set_proxy(const std::string &host, int port); + void set_proxy_basic_auth(const std::string &username, + const std::string &password); + void set_proxy_bearer_token_auth(const std::string &token); +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + void set_proxy_digest_auth(const std::string &username, + const std::string &password); +#endif + +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + void set_ca_cert_path(const std::string &ca_cert_file_path, + const std::string &ca_cert_dir_path = std::string()); + void set_ca_cert_store(X509_STORE *ca_cert_store); + X509_STORE *create_ca_cert_store(const char *ca_cert, std::size_t size) const; +#endif + +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + void enable_server_certificate_verification(bool enabled); + void enable_server_hostname_verification(bool enabled); + void set_server_certificate_verifier( + std::function verifier); +#endif + + void set_logger(Logger logger); + +protected: + struct Socket { + socket_t sock = INVALID_SOCKET; +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + SSL *ssl = nullptr; +#endif + + bool is_open() const { return sock != INVALID_SOCKET; } + }; + + virtual bool create_and_connect_socket(Socket &socket, Error &error); + + // All of: + // shutdown_ssl + // shutdown_socket + // close_socket + // should ONLY be called when socket_mutex_ is locked. + // Also, shutdown_ssl and close_socket should also NOT be called concurrently + // with a DIFFERENT thread sending requests using that socket. + virtual void shutdown_ssl(Socket &socket, bool shutdown_gracefully); + void shutdown_socket(Socket &socket) const; + void close_socket(Socket &socket); + + bool process_request(Stream &strm, Request &req, Response &res, + bool close_connection, Error &error); + + bool write_content_with_provider(Stream &strm, const Request &req, + Error &error) const; + + void copy_settings(const ClientImpl &rhs); + + // Socket endpoint information + const std::string host_; + const int port_; + const std::string host_and_port_; + + // Current open socket + Socket socket_; + mutable std::mutex socket_mutex_; + std::recursive_mutex request_mutex_; + + // These are all protected under socket_mutex + size_t socket_requests_in_flight_ = 0; + std::thread::id socket_requests_are_from_thread_ = std::thread::id(); + bool socket_should_be_closed_when_request_is_done_ = false; + + // Hostname-IP map + std::map addr_map_; + + // Default headers + Headers default_headers_; + + // Header writer + std::function header_writer_ = + detail::write_headers; + + // Settings + std::string client_cert_path_; + std::string client_key_path_; + + time_t connection_timeout_sec_ = CPPHTTPLIB_CONNECTION_TIMEOUT_SECOND; + time_t connection_timeout_usec_ = CPPHTTPLIB_CONNECTION_TIMEOUT_USECOND; + time_t read_timeout_sec_ = CPPHTTPLIB_CLIENT_READ_TIMEOUT_SECOND; + time_t read_timeout_usec_ = CPPHTTPLIB_CLIENT_READ_TIMEOUT_USECOND; + time_t write_timeout_sec_ = CPPHTTPLIB_CLIENT_WRITE_TIMEOUT_SECOND; + time_t write_timeout_usec_ = CPPHTTPLIB_CLIENT_WRITE_TIMEOUT_USECOND; + time_t max_timeout_msec_ = CPPHTTPLIB_CLIENT_MAX_TIMEOUT_MSECOND; + + std::string basic_auth_username_; + std::string basic_auth_password_; + std::string bearer_token_auth_token_; +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + std::string digest_auth_username_; + std::string digest_auth_password_; +#endif + + bool keep_alive_ = false; + bool follow_location_ = false; + + bool url_encode_ = true; + + int address_family_ = AF_UNSPEC; + bool tcp_nodelay_ = CPPHTTPLIB_TCP_NODELAY; + bool ipv6_v6only_ = CPPHTTPLIB_IPV6_V6ONLY; + SocketOptions socket_options_ = nullptr; + + bool compress_ = false; + bool decompress_ = true; + + std::string interface_; + + std::string proxy_host_; + int proxy_port_ = -1; + + std::string proxy_basic_auth_username_; + std::string proxy_basic_auth_password_; + std::string proxy_bearer_token_auth_token_; +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + std::string proxy_digest_auth_username_; + std::string proxy_digest_auth_password_; +#endif + +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + std::string ca_cert_file_path_; + std::string ca_cert_dir_path_; + + X509_STORE *ca_cert_store_ = nullptr; +#endif + +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + bool server_certificate_verification_ = true; + bool server_hostname_verification_ = true; + std::function server_certificate_verifier_; +#endif + + Logger logger_; + +private: + bool send_(Request &req, Response &res, Error &error); + Result send_(Request &&req); + + socket_t create_client_socket(Error &error) const; + bool read_response_line(Stream &strm, const Request &req, + Response &res) const; + bool write_request(Stream &strm, Request &req, bool close_connection, + Error &error); + bool redirect(Request &req, Response &res, Error &error); + bool handle_request(Stream &strm, Request &req, Response &res, + bool close_connection, Error &error); + std::unique_ptr send_with_content_provider( + Request &req, const char *body, size_t content_length, + ContentProvider content_provider, + ContentProviderWithoutLength content_provider_without_length, + const std::string &content_type, Error &error); + Result send_with_content_provider( + const std::string &method, const std::string &path, + const Headers &headers, const char *body, size_t content_length, + ContentProvider content_provider, + ContentProviderWithoutLength content_provider_without_length, + const std::string &content_type, Progress progress); + ContentProviderWithoutLength get_multipart_content_provider( + const std::string &boundary, const MultipartFormDataItems &items, + const MultipartFormDataProviderItems &provider_items) const; + + std::string adjust_host_string(const std::string &host) const; + + virtual bool + process_socket(const Socket &socket, + std::chrono::time_point start_time, + std::function callback); + virtual bool is_ssl() const; +}; + +class Client { +public: + // Universal interface + explicit Client(const std::string &scheme_host_port); + + explicit Client(const std::string &scheme_host_port, + const std::string &client_cert_path, + const std::string &client_key_path); + + // HTTP only interface + explicit Client(const std::string &host, int port); + + explicit Client(const std::string &host, int port, + const std::string &client_cert_path, + const std::string &client_key_path); + + Client(Client &&) = default; + Client &operator=(Client &&) = default; + + ~Client(); + + bool is_valid() const; + + Result Get(const std::string &path); + Result Get(const std::string &path, const Headers &headers); + Result Get(const std::string &path, Progress progress); + Result Get(const std::string &path, const Headers &headers, + Progress progress); + Result Get(const std::string &path, ContentReceiver content_receiver); + Result Get(const std::string &path, const Headers &headers, + ContentReceiver content_receiver); + Result Get(const std::string &path, ContentReceiver content_receiver, + Progress progress); + Result Get(const std::string &path, const Headers &headers, + ContentReceiver content_receiver, Progress progress); + Result Get(const std::string &path, ResponseHandler response_handler, + ContentReceiver content_receiver); + Result Get(const std::string &path, const Headers &headers, + ResponseHandler response_handler, + ContentReceiver content_receiver); + Result Get(const std::string &path, const Headers &headers, + ResponseHandler response_handler, ContentReceiver content_receiver, + Progress progress); + Result Get(const std::string &path, ResponseHandler response_handler, + ContentReceiver content_receiver, Progress progress); + + Result Get(const std::string &path, const Params ¶ms, + const Headers &headers, Progress progress = nullptr); + Result Get(const std::string &path, const Params ¶ms, + const Headers &headers, ContentReceiver content_receiver, + Progress progress = nullptr); + Result Get(const std::string &path, const Params ¶ms, + const Headers &headers, ResponseHandler response_handler, + ContentReceiver content_receiver, Progress progress = nullptr); + + Result Head(const std::string &path); + Result Head(const std::string &path, const Headers &headers); + + Result Post(const std::string &path); + Result Post(const std::string &path, const Headers &headers); + Result Post(const std::string &path, const char *body, size_t content_length, + const std::string &content_type); + Result Post(const std::string &path, const Headers &headers, const char *body, + size_t content_length, const std::string &content_type); + Result Post(const std::string &path, const Headers &headers, const char *body, + size_t content_length, const std::string &content_type, + Progress progress); + Result Post(const std::string &path, const std::string &body, + const std::string &content_type); + Result Post(const std::string &path, const std::string &body, + const std::string &content_type, Progress progress); + Result Post(const std::string &path, const Headers &headers, + const std::string &body, const std::string &content_type); + Result Post(const std::string &path, const Headers &headers, + const std::string &body, const std::string &content_type, + Progress progress); + Result Post(const std::string &path, size_t content_length, + ContentProvider content_provider, + const std::string &content_type); + Result Post(const std::string &path, + ContentProviderWithoutLength content_provider, + const std::string &content_type); + Result Post(const std::string &path, const Headers &headers, + size_t content_length, ContentProvider content_provider, + const std::string &content_type); + Result Post(const std::string &path, const Headers &headers, + ContentProviderWithoutLength content_provider, + const std::string &content_type); + Result Post(const std::string &path, const Params ¶ms); + Result Post(const std::string &path, const Headers &headers, + const Params ¶ms); + Result Post(const std::string &path, const Headers &headers, + const Params ¶ms, Progress progress); + Result Post(const std::string &path, const MultipartFormDataItems &items); + Result Post(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items); + Result Post(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items, const std::string &boundary); + Result Post(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items, + const MultipartFormDataProviderItems &provider_items); + + Result Put(const std::string &path); + Result Put(const std::string &path, const char *body, size_t content_length, + const std::string &content_type); + Result Put(const std::string &path, const Headers &headers, const char *body, + size_t content_length, const std::string &content_type); + Result Put(const std::string &path, const Headers &headers, const char *body, + size_t content_length, const std::string &content_type, + Progress progress); + Result Put(const std::string &path, const std::string &body, + const std::string &content_type); + Result Put(const std::string &path, const std::string &body, + const std::string &content_type, Progress progress); + Result Put(const std::string &path, const Headers &headers, + const std::string &body, const std::string &content_type); + Result Put(const std::string &path, const Headers &headers, + const std::string &body, const std::string &content_type, + Progress progress); + Result Put(const std::string &path, size_t content_length, + ContentProvider content_provider, const std::string &content_type); + Result Put(const std::string &path, + ContentProviderWithoutLength content_provider, + const std::string &content_type); + Result Put(const std::string &path, const Headers &headers, + size_t content_length, ContentProvider content_provider, + const std::string &content_type); + Result Put(const std::string &path, const Headers &headers, + ContentProviderWithoutLength content_provider, + const std::string &content_type); + Result Put(const std::string &path, const Params ¶ms); + Result Put(const std::string &path, const Headers &headers, + const Params ¶ms); + Result Put(const std::string &path, const Headers &headers, + const Params ¶ms, Progress progress); + Result Put(const std::string &path, const MultipartFormDataItems &items); + Result Put(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items); + Result Put(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items, const std::string &boundary); + Result Put(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items, + const MultipartFormDataProviderItems &provider_items); + + Result Patch(const std::string &path); + Result Patch(const std::string &path, const char *body, size_t content_length, + const std::string &content_type); + Result Patch(const std::string &path, const char *body, size_t content_length, + const std::string &content_type, Progress progress); + Result Patch(const std::string &path, const Headers &headers, + const char *body, size_t content_length, + const std::string &content_type); + Result Patch(const std::string &path, const Headers &headers, + const char *body, size_t content_length, + const std::string &content_type, Progress progress); + Result Patch(const std::string &path, const std::string &body, + const std::string &content_type); + Result Patch(const std::string &path, const std::string &body, + const std::string &content_type, Progress progress); + Result Patch(const std::string &path, const Headers &headers, + const std::string &body, const std::string &content_type); + Result Patch(const std::string &path, const Headers &headers, + const std::string &body, const std::string &content_type, + Progress progress); + Result Patch(const std::string &path, size_t content_length, + ContentProvider content_provider, + const std::string &content_type); + Result Patch(const std::string &path, + ContentProviderWithoutLength content_provider, + const std::string &content_type); + Result Patch(const std::string &path, const Headers &headers, + size_t content_length, ContentProvider content_provider, + const std::string &content_type); + Result Patch(const std::string &path, const Headers &headers, + ContentProviderWithoutLength content_provider, + const std::string &content_type); + + Result Delete(const std::string &path); + Result Delete(const std::string &path, const Headers &headers); + Result Delete(const std::string &path, const char *body, + size_t content_length, const std::string &content_type); + Result Delete(const std::string &path, const char *body, + size_t content_length, const std::string &content_type, + Progress progress); + Result Delete(const std::string &path, const Headers &headers, + const char *body, size_t content_length, + const std::string &content_type); + Result Delete(const std::string &path, const Headers &headers, + const char *body, size_t content_length, + const std::string &content_type, Progress progress); + Result Delete(const std::string &path, const std::string &body, + const std::string &content_type); + Result Delete(const std::string &path, const std::string &body, + const std::string &content_type, Progress progress); + Result Delete(const std::string &path, const Headers &headers, + const std::string &body, const std::string &content_type); + Result Delete(const std::string &path, const Headers &headers, + const std::string &body, const std::string &content_type, + Progress progress); + + Result Options(const std::string &path); + Result Options(const std::string &path, const Headers &headers); + + bool send(Request &req, Response &res, Error &error); + Result send(const Request &req); + + void stop(); + + std::string host() const; + int port() const; + + size_t is_socket_open() const; + socket_t socket() const; + + void set_hostname_addr_map(std::map addr_map); + + void set_default_headers(Headers headers); + + void + set_header_writer(std::function const &writer); + + void set_address_family(int family); + void set_tcp_nodelay(bool on); + void set_socket_options(SocketOptions socket_options); + + void set_connection_timeout(time_t sec, time_t usec = 0); + template + void + set_connection_timeout(const std::chrono::duration &duration); + + void set_read_timeout(time_t sec, time_t usec = 0); + template + void set_read_timeout(const std::chrono::duration &duration); + + void set_write_timeout(time_t sec, time_t usec = 0); + template + void set_write_timeout(const std::chrono::duration &duration); + + void set_max_timeout(time_t msec); + template + void set_max_timeout(const std::chrono::duration &duration); + + void set_basic_auth(const std::string &username, const std::string &password); + void set_bearer_token_auth(const std::string &token); +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + void set_digest_auth(const std::string &username, + const std::string &password); +#endif + + void set_keep_alive(bool on); + void set_follow_location(bool on); + + void set_url_encode(bool on); + + void set_compress(bool on); + + void set_decompress(bool on); + + void set_interface(const std::string &intf); + + void set_proxy(const std::string &host, int port); + void set_proxy_basic_auth(const std::string &username, + const std::string &password); + void set_proxy_bearer_token_auth(const std::string &token); +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + void set_proxy_digest_auth(const std::string &username, + const std::string &password); +#endif + +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + void enable_server_certificate_verification(bool enabled); + void enable_server_hostname_verification(bool enabled); + void set_server_certificate_verifier( + std::function verifier); +#endif + + void set_logger(Logger logger); + + // SSL +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + void set_ca_cert_path(const std::string &ca_cert_file_path, + const std::string &ca_cert_dir_path = std::string()); + + void set_ca_cert_store(X509_STORE *ca_cert_store); + void load_ca_cert_store(const char *ca_cert, std::size_t size); + + long get_openssl_verify_result() const; + + SSL_CTX *ssl_context() const; +#endif + +private: + std::unique_ptr cli_; + +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + bool is_ssl_ = false; +#endif +}; + +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT +class SSLServer : public Server { +public: + SSLServer(const char *cert_path, const char *private_key_path, + const char *client_ca_cert_file_path = nullptr, + const char *client_ca_cert_dir_path = nullptr, + const char *private_key_password = nullptr); + + SSLServer(X509 *cert, EVP_PKEY *private_key, + X509_STORE *client_ca_cert_store = nullptr); + + SSLServer( + const std::function &setup_ssl_ctx_callback); + + ~SSLServer() override; + + bool is_valid() const override; + + SSL_CTX *ssl_context() const; + + void update_certs(X509 *cert, EVP_PKEY *private_key, + X509_STORE *client_ca_cert_store = nullptr); + +private: + bool process_and_close_socket(socket_t sock) override; + + SSL_CTX *ctx_; + std::mutex ctx_mutex_; +}; + +class SSLClient final : public ClientImpl { +public: + explicit SSLClient(const std::string &host); + + explicit SSLClient(const std::string &host, int port); + + explicit SSLClient(const std::string &host, int port, + const std::string &client_cert_path, + const std::string &client_key_path, + const std::string &private_key_password = std::string()); + + explicit SSLClient(const std::string &host, int port, X509 *client_cert, + EVP_PKEY *client_key, + const std::string &private_key_password = std::string()); + + ~SSLClient() override; + + bool is_valid() const override; + + void set_ca_cert_store(X509_STORE *ca_cert_store); + void load_ca_cert_store(const char *ca_cert, std::size_t size); + + long get_openssl_verify_result() const; + + SSL_CTX *ssl_context() const; + +private: + bool create_and_connect_socket(Socket &socket, Error &error) override; + void shutdown_ssl(Socket &socket, bool shutdown_gracefully) override; + void shutdown_ssl_impl(Socket &socket, bool shutdown_gracefully); + + bool + process_socket(const Socket &socket, + std::chrono::time_point start_time, + std::function callback) override; + bool is_ssl() const override; + + bool connect_with_proxy( + Socket &sock, + std::chrono::time_point start_time, + Response &res, bool &success, Error &error); + bool initialize_ssl(Socket &socket, Error &error); + + bool load_certs(); + + bool verify_host(X509 *server_cert) const; + bool verify_host_with_subject_alt_name(X509 *server_cert) const; + bool verify_host_with_common_name(X509 *server_cert) const; + bool check_host_name(const char *pattern, size_t pattern_len) const; + + SSL_CTX *ctx_; + std::mutex ctx_mutex_; + std::once_flag initialize_cert_; + + std::vector host_components_; + + long verify_result_ = 0; + + friend class ClientImpl; +}; +#endif + +/* + * Implementation of template methods. + */ + +namespace detail { + +template +inline void duration_to_sec_and_usec(const T &duration, U callback) { + auto sec = std::chrono::duration_cast(duration).count(); + auto usec = std::chrono::duration_cast( + duration - std::chrono::seconds(sec)) + .count(); + callback(static_cast(sec), static_cast(usec)); +} + +inline bool is_numeric(const std::string &str) { + return !str.empty() && std::all_of(str.begin(), str.end(), ::isdigit); +} + +inline uint64_t get_header_value_u64(const Headers &headers, + const std::string &key, uint64_t def, + size_t id, bool &is_invalid_value) { + is_invalid_value = false; + auto rng = headers.equal_range(key); + auto it = rng.first; + std::advance(it, static_cast(id)); + if (it != rng.second) { + if (is_numeric(it->second)) { + return std::strtoull(it->second.data(), nullptr, 10); + } else { + is_invalid_value = true; + } + } + return def; +} + +inline uint64_t get_header_value_u64(const Headers &headers, + const std::string &key, uint64_t def, + size_t id) { + bool dummy = false; + return get_header_value_u64(headers, key, def, id, dummy); +} + +} // namespace detail + +inline uint64_t Request::get_header_value_u64(const std::string &key, + uint64_t def, size_t id) const { + return detail::get_header_value_u64(headers, key, def, id); +} + +inline uint64_t Response::get_header_value_u64(const std::string &key, + uint64_t def, size_t id) const { + return detail::get_header_value_u64(headers, key, def, id); +} + +namespace detail { + +inline bool set_socket_opt_impl(socket_t sock, int level, int optname, + const void *optval, socklen_t optlen) { + return setsockopt(sock, level, optname, #ifdef _WIN32 - setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, - reinterpret_cast(&yes), sizeof(yes)); - setsockopt(sock, SOL_SOCKET, SO_EXCLUSIVEADDRUSE, - reinterpret_cast(&yes), sizeof(yes)); + reinterpret_cast(optval), #else + optval, +#endif + optlen) == 0; +} + +inline bool set_socket_opt(socket_t sock, int level, int optname, int optval) { + return set_socket_opt_impl(sock, level, optname, &optval, sizeof(optval)); +} + +inline bool set_socket_opt_time(socket_t sock, int level, int optname, + time_t sec, time_t usec) { +#ifdef _WIN32 + auto timeout = static_cast(sec * 1000 + usec / 1000); +#else + timeval timeout; + timeout.tv_sec = static_cast(sec); + timeout.tv_usec = static_cast(usec); +#endif + return set_socket_opt_impl(sock, level, optname, &timeout, sizeof(timeout)); +} + +} // namespace detail + +inline void default_socket_options(socket_t sock) { + detail::set_socket_opt(sock, SOL_SOCKET, #ifdef SO_REUSEPORT - setsockopt(sock, SOL_SOCKET, SO_REUSEPORT, - reinterpret_cast(&yes), sizeof(yes)); + SO_REUSEPORT, #else - setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, - reinterpret_cast(&yes), sizeof(yes)); + SO_REUSEADDR, #endif + 1); +} + +inline const char *status_message(int status) { + switch (status) { + case StatusCode::Continue_100: return "Continue"; + case StatusCode::SwitchingProtocol_101: return "Switching Protocol"; + case StatusCode::Processing_102: return "Processing"; + case StatusCode::EarlyHints_103: return "Early Hints"; + case StatusCode::OK_200: return "OK"; + case StatusCode::Created_201: return "Created"; + case StatusCode::Accepted_202: return "Accepted"; + case StatusCode::NonAuthoritativeInformation_203: + return "Non-Authoritative Information"; + case StatusCode::NoContent_204: return "No Content"; + case StatusCode::ResetContent_205: return "Reset Content"; + case StatusCode::PartialContent_206: return "Partial Content"; + case StatusCode::MultiStatus_207: return "Multi-Status"; + case StatusCode::AlreadyReported_208: return "Already Reported"; + case StatusCode::IMUsed_226: return "IM Used"; + case StatusCode::MultipleChoices_300: return "Multiple Choices"; + case StatusCode::MovedPermanently_301: return "Moved Permanently"; + case StatusCode::Found_302: return "Found"; + case StatusCode::SeeOther_303: return "See Other"; + case StatusCode::NotModified_304: return "Not Modified"; + case StatusCode::UseProxy_305: return "Use Proxy"; + case StatusCode::unused_306: return "unused"; + case StatusCode::TemporaryRedirect_307: return "Temporary Redirect"; + case StatusCode::PermanentRedirect_308: return "Permanent Redirect"; + case StatusCode::BadRequest_400: return "Bad Request"; + case StatusCode::Unauthorized_401: return "Unauthorized"; + case StatusCode::PaymentRequired_402: return "Payment Required"; + case StatusCode::Forbidden_403: return "Forbidden"; + case StatusCode::NotFound_404: return "Not Found"; + case StatusCode::MethodNotAllowed_405: return "Method Not Allowed"; + case StatusCode::NotAcceptable_406: return "Not Acceptable"; + case StatusCode::ProxyAuthenticationRequired_407: + return "Proxy Authentication Required"; + case StatusCode::RequestTimeout_408: return "Request Timeout"; + case StatusCode::Conflict_409: return "Conflict"; + case StatusCode::Gone_410: return "Gone"; + case StatusCode::LengthRequired_411: return "Length Required"; + case StatusCode::PreconditionFailed_412: return "Precondition Failed"; + case StatusCode::PayloadTooLarge_413: return "Payload Too Large"; + case StatusCode::UriTooLong_414: return "URI Too Long"; + case StatusCode::UnsupportedMediaType_415: return "Unsupported Media Type"; + case StatusCode::RangeNotSatisfiable_416: return "Range Not Satisfiable"; + case StatusCode::ExpectationFailed_417: return "Expectation Failed"; + case StatusCode::ImATeapot_418: return "I'm a teapot"; + case StatusCode::MisdirectedRequest_421: return "Misdirected Request"; + case StatusCode::UnprocessableContent_422: return "Unprocessable Content"; + case StatusCode::Locked_423: return "Locked"; + case StatusCode::FailedDependency_424: return "Failed Dependency"; + case StatusCode::TooEarly_425: return "Too Early"; + case StatusCode::UpgradeRequired_426: return "Upgrade Required"; + case StatusCode::PreconditionRequired_428: return "Precondition Required"; + case StatusCode::TooManyRequests_429: return "Too Many Requests"; + case StatusCode::RequestHeaderFieldsTooLarge_431: + return "Request Header Fields Too Large"; + case StatusCode::UnavailableForLegalReasons_451: + return "Unavailable For Legal Reasons"; + case StatusCode::NotImplemented_501: return "Not Implemented"; + case StatusCode::BadGateway_502: return "Bad Gateway"; + case StatusCode::ServiceUnavailable_503: return "Service Unavailable"; + case StatusCode::GatewayTimeout_504: return "Gateway Timeout"; + case StatusCode::HttpVersionNotSupported_505: + return "HTTP Version Not Supported"; + case StatusCode::VariantAlsoNegotiates_506: return "Variant Also Negotiates"; + case StatusCode::InsufficientStorage_507: return "Insufficient Storage"; + case StatusCode::LoopDetected_508: return "Loop Detected"; + case StatusCode::NotExtended_510: return "Not Extended"; + case StatusCode::NetworkAuthenticationRequired_511: + return "Network Authentication Required"; + + default: + case StatusCode::InternalServerError_500: return "Internal Server Error"; + } +} + +inline std::string get_bearer_token_auth(const Request &req) { + if (req.has_header("Authorization")) { + static std::string BearerHeaderPrefix = "Bearer "; + return req.get_header_value("Authorization") + .substr(BearerHeaderPrefix.length()); + } + return ""; +} + +template +inline Server & +Server::set_read_timeout(const std::chrono::duration &duration) { + detail::duration_to_sec_and_usec( + duration, [&](time_t sec, time_t usec) { set_read_timeout(sec, usec); }); + return *this; +} + +template +inline Server & +Server::set_write_timeout(const std::chrono::duration &duration) { + detail::duration_to_sec_and_usec( + duration, [&](time_t sec, time_t usec) { set_write_timeout(sec, usec); }); + return *this; +} + +template +inline Server & +Server::set_idle_interval(const std::chrono::duration &duration) { + detail::duration_to_sec_and_usec( + duration, [&](time_t sec, time_t usec) { set_idle_interval(sec, usec); }); + return *this; +} + +inline std::string to_string(const Error error) { + switch (error) { + case Error::Success: return "Success (no error)"; + case Error::Connection: return "Could not establish connection"; + case Error::BindIPAddress: return "Failed to bind IP address"; + case Error::Read: return "Failed to read connection"; + case Error::Write: return "Failed to write connection"; + case Error::ExceedRedirectCount: return "Maximum redirect count exceeded"; + case Error::Canceled: return "Connection handling canceled"; + case Error::SSLConnection: return "SSL connection failed"; + case Error::SSLLoadingCerts: return "SSL certificate loading failed"; + case Error::SSLServerVerification: return "SSL server verification failed"; + case Error::SSLServerHostnameVerification: + return "SSL server hostname verification failed"; + case Error::UnsupportedMultipartBoundaryChars: + return "Unsupported HTTP multipart boundary characters"; + case Error::Compression: return "Compression failed"; + case Error::ConnectionTimeout: return "Connection timed out"; + case Error::ProxyConnection: return "Proxy connection failed"; + case Error::Unknown: return "Unknown"; + default: break; + } + + return "Invalid"; +} + +inline std::ostream &operator<<(std::ostream &os, const Error &obj) { + os << to_string(obj); + os << " (" << static_cast::type>(obj) << ')'; + return os; +} + +inline uint64_t Result::get_request_header_value_u64(const std::string &key, + uint64_t def, + size_t id) const { + return detail::get_header_value_u64(request_headers_, key, def, id); +} + +template +inline void ClientImpl::set_connection_timeout( + const std::chrono::duration &duration) { + detail::duration_to_sec_and_usec(duration, [&](time_t sec, time_t usec) { + set_connection_timeout(sec, usec); + }); +} + +template +inline void ClientImpl::set_read_timeout( + const std::chrono::duration &duration) { + detail::duration_to_sec_and_usec( + duration, [&](time_t sec, time_t usec) { set_read_timeout(sec, usec); }); +} + +template +inline void ClientImpl::set_write_timeout( + const std::chrono::duration &duration) { + detail::duration_to_sec_and_usec( + duration, [&](time_t sec, time_t usec) { set_write_timeout(sec, usec); }); +} + +template +inline void ClientImpl::set_max_timeout( + const std::chrono::duration &duration) { + auto msec = + std::chrono::duration_cast(duration).count(); + set_max_timeout(msec); +} + +template +inline void Client::set_connection_timeout( + const std::chrono::duration &duration) { + cli_->set_connection_timeout(duration); +} + +template +inline void +Client::set_read_timeout(const std::chrono::duration &duration) { + cli_->set_read_timeout(duration); +} + +template +inline void +Client::set_write_timeout(const std::chrono::duration &duration) { + cli_->set_write_timeout(duration); +} + +template +inline void +Client::set_max_timeout(const std::chrono::duration &duration) { + cli_->set_max_timeout(duration); +} + +/* + * Forward declarations and types that will be part of the .h file if split into + * .h + .cc. + */ + +std::string hosted_at(const std::string &hostname); + +void hosted_at(const std::string &hostname, std::vector &addrs); + +std::string append_query_params(const std::string &path, const Params ¶ms); + +std::pair make_range_header(const Ranges &ranges); + +std::pair +make_basic_authentication_header(const std::string &username, + const std::string &password, + bool is_proxy = false); + +namespace detail { + +#if defined(_WIN32) +inline std::wstring u8string_to_wstring(const char *s) { + std::wstring ws; + auto len = static_cast(strlen(s)); + auto wlen = ::MultiByteToWideChar(CP_UTF8, 0, s, len, nullptr, 0); + if (wlen > 0) { + ws.resize(wlen); + wlen = ::MultiByteToWideChar( + CP_UTF8, 0, s, len, + const_cast(reinterpret_cast(ws.data())), wlen); + if (wlen != static_cast(ws.size())) { ws.clear(); } + } + return ws; +} #endif - } - inline const char* status_message(int status) - { - switch (status) { - case StatusCode::Continue_100: return "Continue"; - case StatusCode::SwitchingProtocol_101: return "Switching Protocol"; - case StatusCode::Processing_102: return "Processing"; - case StatusCode::EarlyHints_103: return "Early Hints"; - case StatusCode::OK_200: return "OK"; - case StatusCode::Created_201: return "Created"; - case StatusCode::Accepted_202: return "Accepted"; - case StatusCode::NonAuthoritativeInformation_203: - return "Non-Authoritative Information"; - case StatusCode::NoContent_204: return "No Content"; - case StatusCode::ResetContent_205: return "Reset Content"; - case StatusCode::PartialContent_206: return "Partial Content"; - case StatusCode::MultiStatus_207: return "Multi-Status"; - case StatusCode::AlreadyReported_208: return "Already Reported"; - case StatusCode::IMUsed_226: return "IM Used"; - case StatusCode::MultipleChoices_300: return "Multiple Choices"; - case StatusCode::MovedPermanently_301: return "Moved Permanently"; - case StatusCode::Found_302: return "Found"; - case StatusCode::SeeOther_303: return "See Other"; - case StatusCode::NotModified_304: return "Not Modified"; - case StatusCode::UseProxy_305: return "Use Proxy"; - case StatusCode::unused_306: return "unused"; - case StatusCode::TemporaryRedirect_307: return "Temporary Redirect"; - case StatusCode::PermanentRedirect_308: return "Permanent Redirect"; - case StatusCode::BadRequest_400: return "Bad Request"; - case StatusCode::Unauthorized_401: return "Unauthorized"; - case StatusCode::PaymentRequired_402: return "Payment Required"; - case StatusCode::Forbidden_403: return "Forbidden"; - case StatusCode::NotFound_404: return "Not Found"; - case StatusCode::MethodNotAllowed_405: return "Method Not Allowed"; - case StatusCode::NotAcceptable_406: return "Not Acceptable"; - case StatusCode::ProxyAuthenticationRequired_407: - return "Proxy Authentication Required"; - case StatusCode::RequestTimeout_408: return "Request Timeout"; - case StatusCode::Conflict_409: return "Conflict"; - case StatusCode::Gone_410: return "Gone"; - case StatusCode::LengthRequired_411: return "Length Required"; - case StatusCode::PreconditionFailed_412: return "Precondition Failed"; - case StatusCode::PayloadTooLarge_413: return "Payload Too Large"; - case StatusCode::UriTooLong_414: return "URI Too Long"; - case StatusCode::UnsupportedMediaType_415: return "Unsupported Media Type"; - case StatusCode::RangeNotSatisfiable_416: return "Range Not Satisfiable"; - case StatusCode::ExpectationFailed_417: return "Expectation Failed"; - case StatusCode::ImATeapot_418: return "I'm a teapot"; - case StatusCode::MisdirectedRequest_421: return "Misdirected Request"; - case StatusCode::UnprocessableContent_422: return "Unprocessable Content"; - case StatusCode::Locked_423: return "Locked"; - case StatusCode::FailedDependency_424: return "Failed Dependency"; - case StatusCode::TooEarly_425: return "Too Early"; - case StatusCode::UpgradeRequired_426: return "Upgrade Required"; - case StatusCode::PreconditionRequired_428: return "Precondition Required"; - case StatusCode::TooManyRequests_429: return "Too Many Requests"; - case StatusCode::RequestHeaderFieldsTooLarge_431: - return "Request Header Fields Too Large"; - case StatusCode::UnavailableForLegalReasons_451: - return "Unavailable For Legal Reasons"; - case StatusCode::NotImplemented_501: return "Not Implemented"; - case StatusCode::BadGateway_502: return "Bad Gateway"; - case StatusCode::ServiceUnavailable_503: return "Service Unavailable"; - case StatusCode::GatewayTimeout_504: return "Gateway Timeout"; - case StatusCode::HttpVersionNotSupported_505: - return "HTTP Version Not Supported"; - case StatusCode::VariantAlsoNegotiates_506: return "Variant Also Negotiates"; - case StatusCode::InsufficientStorage_507: return "Insufficient Storage"; - case StatusCode::LoopDetected_508: return "Loop Detected"; - case StatusCode::NotExtended_510: return "Not Extended"; - case StatusCode::NetworkAuthenticationRequired_511: - return "Network Authentication Required"; +struct FileStat { + FileStat(const std::string &path); + bool is_file() const; + bool is_dir() const; - default: - case StatusCode::InternalServerError_500: return "Internal Server Error"; - } - } +private: +#if defined(_WIN32) + struct _stat st_; +#else + struct stat st_; +#endif + int ret_ = -1; +}; - inline std::string get_bearer_token_auth(const Request& req) - { - if (req.has_header("Authorization")) { - static std::string BearerHeaderPrefix = "Bearer "; - return req.get_header_value("Authorization") - .substr(BearerHeaderPrefix.length()); - } - return ""; - } +std::string encode_query_param(const std::string &value); - template - inline Server& - Server::set_read_timeout(const std::chrono::duration& duration) - { - detail::duration_to_sec_and_usec( - duration, [&](time_t sec, time_t usec) { set_read_timeout(sec, usec); }); - return *this; - } +std::string decode_url(const std::string &s, bool convert_plus_to_space); - template - inline Server& - Server::set_write_timeout(const std::chrono::duration& duration) - { - detail::duration_to_sec_and_usec( - duration, [&](time_t sec, time_t usec) { set_write_timeout(sec, usec); }); - return *this; - } +void read_file(const std::string &path, std::string &out); - template - inline Server& - Server::set_idle_interval(const std::chrono::duration& duration) - { - detail::duration_to_sec_and_usec( - duration, [&](time_t sec, time_t usec) { set_idle_interval(sec, usec); }); - return *this; - } +std::string trim_copy(const std::string &s); - inline std::string to_string(const Error error) - { - switch (error) { - case Error::Success: return "Success (no error)"; - case Error::Connection: return "Could not establish connection"; - case Error::BindIPAddress: return "Failed to bind IP address"; - case Error::Read: return "Failed to read connection"; - case Error::Write: return "Failed to write connection"; - case Error::ExceedRedirectCount: return "Maximum redirect count exceeded"; - case Error::Canceled: return "Connection handling canceled"; - case Error::SSLConnection: return "SSL connection failed"; - case Error::SSLLoadingCerts: return "SSL certificate loading failed"; - case Error::SSLServerVerification: return "SSL server verification failed"; - case Error::UnsupportedMultipartBoundaryChars: - return "Unsupported HTTP multipart boundary characters"; - case Error::Compression: return "Compression failed"; - case Error::ConnectionTimeout: return "Connection timed out"; - case Error::ProxyConnection: return "Proxy connection failed"; - case Error::Unknown: return "Unknown"; - default: break; - } +void divide( + const char *data, std::size_t size, char d, + std::function + fn); - return "Invalid"; - } +void divide( + const std::string &str, char d, + std::function + fn); - inline std::ostream& operator<<(std::ostream& os, const Error& obj) - { - os << to_string(obj); - os << " (" << static_cast::type>(obj) << ')'; - return os; - } +void split(const char *b, const char *e, char d, + std::function fn); - inline uint64_t Result::get_request_header_value_u64(const std::string& key, - size_t id) const - { - return detail::get_header_value_u64(request_headers_, key, id, 0); - } +void split(const char *b, const char *e, char d, size_t m, + std::function fn); - template - inline void ClientImpl::set_connection_timeout( - const std::chrono::duration& duration) - { - detail::duration_to_sec_and_usec(duration, [&](time_t sec, time_t usec) { - set_connection_timeout(sec, usec); - }); - } +bool process_client_socket( + socket_t sock, time_t read_timeout_sec, time_t read_timeout_usec, + time_t write_timeout_sec, time_t write_timeout_usec, + time_t max_timeout_msec, + std::chrono::time_point start_time, + std::function callback); - template - inline void ClientImpl::set_read_timeout( - const std::chrono::duration& duration) - { - detail::duration_to_sec_and_usec( - duration, [&](time_t sec, time_t usec) { set_read_timeout(sec, usec); }); - } +socket_t create_client_socket(const std::string &host, const std::string &ip, + int port, int address_family, bool tcp_nodelay, + bool ipv6_v6only, SocketOptions socket_options, + time_t connection_timeout_sec, + time_t connection_timeout_usec, + time_t read_timeout_sec, time_t read_timeout_usec, + time_t write_timeout_sec, + time_t write_timeout_usec, + const std::string &intf, Error &error); - template - inline void ClientImpl::set_write_timeout( - const std::chrono::duration& duration) - { - detail::duration_to_sec_and_usec( - duration, [&](time_t sec, time_t usec) { set_write_timeout(sec, usec); }); - } +const char *get_header_value(const Headers &headers, const std::string &key, + const char *def, size_t id); - template - inline void Client::set_connection_timeout( - const std::chrono::duration& duration) - { - cli_->set_connection_timeout(duration); - } +std::string params_to_query_str(const Params ¶ms); - template - inline void - Client::set_read_timeout(const std::chrono::duration& duration) - { - cli_->set_read_timeout(duration); - } +void parse_query_text(const char *data, std::size_t size, Params ¶ms); - template - inline void - Client::set_write_timeout(const std::chrono::duration& duration) - { - cli_->set_write_timeout(duration); - } +void parse_query_text(const std::string &s, Params ¶ms); - /* - * Forward declarations and types that will be part of the .h file if split into - * .h + .cc. - */ +bool parse_multipart_boundary(const std::string &content_type, + std::string &boundary); - std::string hosted_at(const std::string& hostname); +bool parse_range_header(const std::string &s, Ranges &ranges); - void hosted_at(const std::string& hostname, std::vector& addrs); +int close_socket(socket_t sock); - std::string append_query_params(const std::string& path, const Params& params); +ssize_t send_socket(socket_t sock, const void *ptr, size_t size, int flags); - std::pair make_range_header(const Ranges& ranges); +ssize_t read_socket(socket_t sock, void *ptr, size_t size, int flags); - std::pair - make_basic_authentication_header(const std::string& username, - const std::string& password, - bool is_proxy = false); +enum class EncodingType { None = 0, Gzip, Brotli }; - namespace detail - { +EncodingType encoding_type(const Request &req, const Response &res); - std::string encode_query_param(const std::string& value); +class BufferStream final : public Stream { +public: + BufferStream() = default; + ~BufferStream() override = default; - std::string decode_url(const std::string& s, bool convert_plus_to_space); + bool is_readable() const override; + bool is_writable() const override; + ssize_t read(char *ptr, size_t size) override; + ssize_t write(const char *ptr, size_t size) override; + void get_remote_ip_and_port(std::string &ip, int &port) const override; + void get_local_ip_and_port(std::string &ip, int &port) const override; + socket_t socket() const override; + time_t duration() const override; - void read_file(const std::string& path, std::string& out); + const std::string &get_buffer() const; - std::string trim_copy(const std::string& s); +private: + std::string buffer; + size_t position = 0; +}; - void divide( - const char* data, std::size_t size, char d, - std::function - fn); +class compressor { +public: + virtual ~compressor() = default; - void divide( - const std::string& str, char d, - std::function - fn); + typedef std::function Callback; + virtual bool compress(const char *data, size_t data_length, bool last, + Callback callback) = 0; +}; - void split(const char* b, const char* e, char d, - std::function fn); +class decompressor { +public: + virtual ~decompressor() = default; - void split(const char* b, const char* e, char d, size_t m, - std::function fn); + virtual bool is_valid() const = 0; - bool process_client_socket(socket_t sock, time_t read_timeout_sec, - time_t read_timeout_usec, time_t write_timeout_sec, - time_t write_timeout_usec, - std::function callback); + typedef std::function Callback; + virtual bool decompress(const char *data, size_t data_length, + Callback callback) = 0; +}; - socket_t create_client_socket( - const std::string& host, const std::string& ip, int port, - int address_family, bool tcp_nodelay, SocketOptions socket_options, - time_t connection_timeout_sec, time_t connection_timeout_usec, - time_t read_timeout_sec, time_t read_timeout_usec, time_t write_timeout_sec, - time_t write_timeout_usec, const std::string& intf, Error& error); +class nocompressor final : public compressor { +public: + ~nocompressor() override = default; - const char* get_header_value(const Headers& headers, const std::string& key, - size_t id = 0, const char* def = nullptr); - - std::string params_to_query_str(const Params& params); - - void parse_query_text(const char* data, std::size_t size, Params& params); - - void parse_query_text(const std::string& s, Params& params); - - bool parse_multipart_boundary(const std::string& content_type, - std::string& boundary); - - bool parse_range_header(const std::string& s, Ranges& ranges); - - int close_socket(socket_t sock); - - ssize_t send_socket(socket_t sock, const void* ptr, size_t size, int flags); - - ssize_t read_socket(socket_t sock, void* ptr, size_t size, int flags); - - enum class EncodingType { None = 0, Gzip, Brotli }; - - EncodingType encoding_type(const Request& req, const Response& res); - - class BufferStream final : public Stream { - public: - BufferStream() = default; - ~BufferStream() override = default; - - bool is_readable() const override; - bool is_writable() const override; - ssize_t read(char* ptr, size_t size) override; - ssize_t write(const char* ptr, size_t size) override; - void get_remote_ip_and_port(std::string& ip, int& port) const override; - void get_local_ip_and_port(std::string& ip, int& port) const override; - socket_t socket() const override; - - const std::string& get_buffer() const; - - private: - std::string buffer; - size_t position = 0; - }; - - class compressor { - public: - virtual ~compressor() = default; - - typedef std::function Callback; - virtual bool compress(const char* data, size_t data_length, bool last, - Callback callback) = 0; - }; - - class decompressor { - public: - virtual ~decompressor() = default; - - virtual bool is_valid() const = 0; - - typedef std::function Callback; - virtual bool decompress(const char* data, size_t data_length, - Callback callback) = 0; - }; - - class nocompressor final : public compressor { - public: - ~nocompressor() override = default; - - bool compress(const char* data, size_t data_length, bool /*last*/, + bool compress(const char *data, size_t data_length, bool /*last*/, Callback callback) override; - }; +}; #ifdef CPPHTTPLIB_ZLIB_SUPPORT - class gzip_compressor final : public compressor { - public: - gzip_compressor(); - ~gzip_compressor() override; +class gzip_compressor final : public compressor { +public: + gzip_compressor(); + ~gzip_compressor() override; - bool compress(const char* data, size_t data_length, bool last, + bool compress(const char *data, size_t data_length, bool last, Callback callback) override; - private: - bool is_valid_ = false; - z_stream strm_; - }; +private: + bool is_valid_ = false; + z_stream strm_; +}; - class gzip_decompressor final : public decompressor { - public: - gzip_decompressor(); - ~gzip_decompressor() override; +class gzip_decompressor final : public decompressor { +public: + gzip_decompressor(); + ~gzip_decompressor() override; - bool is_valid() const override; + bool is_valid() const override; - bool decompress(const char* data, size_t data_length, - Callback callback) override; + bool decompress(const char *data, size_t data_length, + Callback callback) override; - private: - bool is_valid_ = false; - z_stream strm_; - }; +private: + bool is_valid_ = false; + z_stream strm_; +}; #endif #ifdef CPPHTTPLIB_BROTLI_SUPPORT - class brotli_compressor final : public compressor { - public: - brotli_compressor(); - ~brotli_compressor(); +class brotli_compressor final : public compressor { +public: + brotli_compressor(); + ~brotli_compressor(); - bool compress(const char* data, size_t data_length, bool last, + bool compress(const char *data, size_t data_length, bool last, Callback callback) override; - private: - BrotliEncoderState* state_ = nullptr; - }; +private: + BrotliEncoderState *state_ = nullptr; +}; - class brotli_decompressor final : public decompressor { - public: - brotli_decompressor(); - ~brotli_decompressor(); +class brotli_decompressor final : public decompressor { +public: + brotli_decompressor(); + ~brotli_decompressor(); - bool is_valid() const override; + bool is_valid() const override; - bool decompress(const char* data, size_t data_length, - Callback callback) override; + bool decompress(const char *data, size_t data_length, + Callback callback) override; - private: - BrotliDecoderResult decoder_r; - BrotliDecoderState* decoder_s = nullptr; - }; +private: + BrotliDecoderResult decoder_r; + BrotliDecoderState *decoder_s = nullptr; +}; #endif - // NOTE: until the read size reaches `fixed_buffer_size`, use `fixed_buffer` - // to store data. The call can set memory on stack for performance. - class stream_line_reader { - public: - stream_line_reader(Stream& strm, char* fixed_buffer, - size_t fixed_buffer_size); - const char* ptr() const; - size_t size() const; - bool end_with_crlf() const; - bool getline(); +// NOTE: until the read size reaches `fixed_buffer_size`, use `fixed_buffer` +// to store data. The call can set memory on stack for performance. +class stream_line_reader { +public: + stream_line_reader(Stream &strm, char *fixed_buffer, + size_t fixed_buffer_size); + const char *ptr() const; + size_t size() const; + bool end_with_crlf() const; + bool getline(); - private: - void append(char c); +private: + void append(char c); - Stream& strm_; - char* fixed_buffer_; - const size_t fixed_buffer_size_; - size_t fixed_buffer_used_size_ = 0; - std::string glowable_buffer_; - }; + Stream &strm_; + char *fixed_buffer_; + const size_t fixed_buffer_size_; + size_t fixed_buffer_used_size_ = 0; + std::string growable_buffer_; +}; - class mmap { - public: - mmap(const char* path); - ~mmap(); +class mmap { +public: + mmap(const char *path); + ~mmap(); - bool open(const char* path); - void close(); + bool open(const char *path); + void close(); - bool is_open() const; - size_t size() const; - const char* data() const; + bool is_open() const; + size_t size() const; + const char *data() const; - private: +private: #if defined(_WIN32) - HANDLE hFile_; - HANDLE hMapping_; + HANDLE hFile_ = NULL; + HANDLE hMapping_ = NULL; #else - int fd_; + int fd_ = -1; #endif - size_t size_; - void* addr_; - }; + size_t size_ = 0; + void *addr_ = nullptr; + bool is_open_empty_file = false; +}; - } // namespace detail +// NOTE: https://www.rfc-editor.org/rfc/rfc9110#section-5 +namespace fields { - // ---------------------------------------------------------------------------- +inline bool is_token_char(char c) { + return std::isalnum(c) || c == '!' || c == '#' || c == '$' || c == '%' || + c == '&' || c == '\'' || c == '*' || c == '+' || c == '-' || + c == '.' || c == '^' || c == '_' || c == '`' || c == '|' || c == '~'; +} - /* - * Implementation that will be part of the .cc file if split into .h + .cc. - */ +inline bool is_token(const std::string &s) { + if (s.empty()) { return false; } + for (auto c : s) { + if (!is_token_char(c)) { return false; } + } + return true; +} - namespace detail - { +inline bool is_field_name(const std::string &s) { return is_token(s); } - inline bool is_hex(char c, int& v) - { - if (0x20 <= c && isdigit(c)) { - v = c - '0'; - return true; - } - else if ('A' <= c && c <= 'F') { - v = c - 'A' + 10; - return true; - } - else if ('a' <= c && c <= 'f') { - v = c - 'a' + 10; - return true; - } - return false; - } +inline bool is_vchar(char c) { return c >= 33 && c <= 126; } - inline bool from_hex_to_i(const std::string& s, size_t i, size_t cnt, - int& val) - { - if (i >= s.size()) { return false; } +inline bool is_obs_text(char c) { return 128 <= static_cast(c); } - val = 0; - for (; cnt; i++, cnt--) { - if (!s[i]) { return false; } - auto v = 0; - if (is_hex(s[i], v)) { - val = val * 16 + v; - } - else { - return false; - } - } - return true; - } +inline bool is_field_vchar(char c) { return is_vchar(c) || is_obs_text(c); } - inline std::string from_i_to_hex(size_t n) - { - static const auto charset = "0123456789abcdef"; - std::string ret; - do { - ret = charset[n & 15] + ret; - n >>= 4; - } while (n > 0); - return ret; - } +inline bool is_field_content(const std::string &s) { + if (s.empty()) { return true; } - inline size_t to_utf8(int code, char* buff) - { - if (code < 0x0080) { - buff[0] = static_cast(code & 0x7F); - return 1; - } - else if (code < 0x0800) { - buff[0] = static_cast(0xC0 | ((code >> 6) & 0x1F)); - buff[1] = static_cast(0x80 | (code & 0x3F)); - return 2; - } - else if (code < 0xD800) { - buff[0] = static_cast(0xE0 | ((code >> 12) & 0xF)); - buff[1] = static_cast(0x80 | ((code >> 6) & 0x3F)); - buff[2] = static_cast(0x80 | (code & 0x3F)); - return 3; - } - else if (code < 0xE000) { // D800 - DFFF is invalid... - return 0; - } - else if (code < 0x10000) { - buff[0] = static_cast(0xE0 | ((code >> 12) & 0xF)); - buff[1] = static_cast(0x80 | ((code >> 6) & 0x3F)); - buff[2] = static_cast(0x80 | (code & 0x3F)); - return 3; - } - else if (code < 0x110000) { - buff[0] = static_cast(0xF0 | ((code >> 18) & 0x7)); - buff[1] = static_cast(0x80 | ((code >> 12) & 0x3F)); - buff[2] = static_cast(0x80 | ((code >> 6) & 0x3F)); - buff[3] = static_cast(0x80 | (code & 0x3F)); - return 4; - } + if (s.size() == 1) { + return is_field_vchar(s[0]); + } else if (s.size() == 2) { + return is_field_vchar(s[0]) && is_field_vchar(s[1]); + } else { + size_t i = 0; - // NOTREACHED - return 0; - } + if (!is_field_vchar(s[i])) { return false; } + i++; - // NOTE: This code came up with the following stackoverflow post: - // https://stackoverflow.com/questions/180947/base64-decode-snippet-in-c - inline std::string base64_encode(const std::string& in) - { - static const auto lookup = - "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; + while (i < s.size() - 1) { + auto c = s[i++]; + if (c == ' ' || c == '\t' || is_field_vchar(c)) { + } else { + return false; + } + } - std::string out; - out.reserve(in.size()); + return is_field_vchar(s[i]); + } +} - auto val = 0; - auto valb = -6; +inline bool is_field_value(const std::string &s) { return is_field_content(s); } - for (auto c : in) { - val = (val << 8) + static_cast(c); - valb += 8; - while (valb >= 0) { - out.push_back(lookup[(val >> valb) & 0x3F]); - valb -= 6; - } - } +} // namespace fields - if (valb > -6) { out.push_back(lookup[((val << 8) >> (valb + 8)) & 0x3F]); } +} // namespace detail - while (out.size() % 4) { - out.push_back('='); - } +// ---------------------------------------------------------------------------- - return out; - } +/* + * Implementation that will be part of the .cc file if split into .h + .cc. + */ - inline bool is_file(const std::string& path) - { -#ifdef _WIN32 - return _access_s(path.c_str(), 0) == 0; -#else - struct stat st; - return stat(path.c_str(), &st) >= 0 && S_ISREG(st.st_mode); -#endif - } +namespace detail { - inline bool is_dir(const std::string& path) - { - struct stat st; - return stat(path.c_str(), &st) >= 0 && S_ISDIR(st.st_mode); - } +inline bool is_hex(char c, int &v) { + if (0x20 <= c && isdigit(c)) { + v = c - '0'; + return true; + } else if ('A' <= c && c <= 'F') { + v = c - 'A' + 10; + return true; + } else if ('a' <= c && c <= 'f') { + v = c - 'a' + 10; + return true; + } + return false; +} - inline bool is_valid_path(const std::string& path) - { - size_t level = 0; - size_t i = 0; +inline bool from_hex_to_i(const std::string &s, size_t i, size_t cnt, + int &val) { + if (i >= s.size()) { return false; } - // Skip slash - while (i < path.size() && path[i] == '/') { - i++; - } + val = 0; + for (; cnt; i++, cnt--) { + if (!s[i]) { return false; } + auto v = 0; + if (is_hex(s[i], v)) { + val = val * 16 + v; + } else { + return false; + } + } + return true; +} - while (i < path.size()) { - // Read component - auto beg = i; - while (i < path.size() && path[i] != '/') { - if (path[i] == '\0') { - return false; - } - else if (path[i] == '\\') { - return false; - } - i++; - } +inline std::string from_i_to_hex(size_t n) { + static const auto charset = "0123456789abcdef"; + std::string ret; + do { + ret = charset[n & 15] + ret; + n >>= 4; + } while (n > 0); + return ret; +} - auto len = i - beg; - assert(len > 0); +inline size_t to_utf8(int code, char *buff) { + if (code < 0x0080) { + buff[0] = static_cast(code & 0x7F); + return 1; + } else if (code < 0x0800) { + buff[0] = static_cast(0xC0 | ((code >> 6) & 0x1F)); + buff[1] = static_cast(0x80 | (code & 0x3F)); + return 2; + } else if (code < 0xD800) { + buff[0] = static_cast(0xE0 | ((code >> 12) & 0xF)); + buff[1] = static_cast(0x80 | ((code >> 6) & 0x3F)); + buff[2] = static_cast(0x80 | (code & 0x3F)); + return 3; + } else if (code < 0xE000) { // D800 - DFFF is invalid... + return 0; + } else if (code < 0x10000) { + buff[0] = static_cast(0xE0 | ((code >> 12) & 0xF)); + buff[1] = static_cast(0x80 | ((code >> 6) & 0x3F)); + buff[2] = static_cast(0x80 | (code & 0x3F)); + return 3; + } else if (code < 0x110000) { + buff[0] = static_cast(0xF0 | ((code >> 18) & 0x7)); + buff[1] = static_cast(0x80 | ((code >> 12) & 0x3F)); + buff[2] = static_cast(0x80 | ((code >> 6) & 0x3F)); + buff[3] = static_cast(0x80 | (code & 0x3F)); + return 4; + } - if (!path.compare(beg, len, ".")) { - ; - } - else if (!path.compare(beg, len, "..")) { - if (level == 0) { return false; } - level--; - } - else { - level++; - } + // NOTREACHED + return 0; +} - // Skip slash - while (i < path.size() && path[i] == '/') { - i++; - } - } +// NOTE: This code came up with the following stackoverflow post: +// https://stackoverflow.com/questions/180947/base64-decode-snippet-in-c +inline std::string base64_encode(const std::string &in) { + static const auto lookup = + "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; - return true; - } + std::string out; + out.reserve(in.size()); - inline std::string encode_query_param(const std::string& value) - { - std::ostringstream escaped; - escaped.fill('0'); - escaped << std::hex; + auto val = 0; + auto valb = -6; - for (auto c : value) { - if (std::isalnum(static_cast(c)) || c == '-' || c == '_' || - c == '.' || c == '!' || c == '~' || c == '*' || c == '\'' || c == '(' || - c == ')') { - escaped << c; - } - else { - escaped << std::uppercase; - escaped << '%' << std::setw(2) - << static_cast(static_cast(c)); - escaped << std::nouppercase; - } - } + for (auto c : in) { + val = (val << 8) + static_cast(c); + valb += 8; + while (valb >= 0) { + out.push_back(lookup[(val >> valb) & 0x3F]); + valb -= 6; + } + } - return escaped.str(); - } + if (valb > -6) { out.push_back(lookup[((val << 8) >> (valb + 8)) & 0x3F]); } - inline std::string encode_url(const std::string& s) - { - std::string result; - result.reserve(s.size()); + while (out.size() % 4) { + out.push_back('='); + } - for (size_t i = 0; s[i]; i++) { - switch (s[i]) { - case ' ': result += "%20"; break; - case '+': result += "%2B"; break; - case '\r': result += "%0D"; break; - case '\n': result += "%0A"; break; - case '\'': result += "%27"; break; - case ',': result += "%2C"; break; - // case ':': result += "%3A"; break; // ok? probably... - case ';': result += "%3B"; break; - default: - auto c = static_cast(s[i]); - if (c >= 0x80) { - result += '%'; - char hex[4]; - auto len = snprintf(hex, sizeof(hex) - 1, "%02X", c); - assert(len == 2); - result.append(hex, static_cast(len)); - } - else { - result += s[i]; - } - break; - } - } + return out; +} - return result; - } +inline bool is_valid_path(const std::string &path) { + size_t level = 0; + size_t i = 0; - inline std::string decode_url(const std::string& s, - bool convert_plus_to_space) - { - std::string result; + // Skip slash + while (i < path.size() && path[i] == '/') { + i++; + } - for (size_t i = 0; i < s.size(); i++) { - if (s[i] == '%' && i + 1 < s.size()) { - if (s[i + 1] == 'u') { - auto val = 0; - if (from_hex_to_i(s, i + 2, 4, val)) { - // 4 digits Unicode codes - char buff[4]; - size_t len = to_utf8(val, buff); - if (len > 0) { result.append(buff, len); } - i += 5; // 'u0000' - } - else { - result += s[i]; - } - } - else { - auto val = 0; - if (from_hex_to_i(s, i + 1, 2, val)) { - // 2 digits hex codes - result += static_cast(val); - i += 2; // '00' - } - else { - result += s[i]; - } - } - } - else if (convert_plus_to_space && s[i] == '+') { - result += ' '; - } - else { - result += s[i]; - } - } + while (i < path.size()) { + // Read component + auto beg = i; + while (i < path.size() && path[i] != '/') { + if (path[i] == '\0') { + return false; + } else if (path[i] == '\\') { + return false; + } + i++; + } - return result; - } + auto len = i - beg; + assert(len > 0); - inline void read_file(const std::string& path, std::string& out) - { - std::ifstream fs(path, std::ios_base::binary); - fs.seekg(0, std::ios_base::end); - auto size = fs.tellg(); - fs.seekg(0); - out.resize(static_cast(size)); - fs.read(&out[0], static_cast(size)); - } + if (!path.compare(beg, len, ".")) { + ; + } else if (!path.compare(beg, len, "..")) { + if (level == 0) { return false; } + level--; + } else { + level++; + } - inline std::string file_extension(const std::string& path) - { - std::smatch m; - static auto re = std::regex("\\.([a-zA-Z0-9]+)$"); - if (std::regex_search(path, m, re)) { return m[1].str(); } - return std::string(); - } + // Skip slash + while (i < path.size() && path[i] == '/') { + i++; + } + } - inline bool is_space_or_tab(char c) { return c == ' ' || c == '\t'; } + return true; +} - inline std::pair trim(const char* b, const char* e, size_t left, - size_t right) - { - while (b + left < e && is_space_or_tab(b[left])) { - left++; - } - while (right > 0 && is_space_or_tab(b[right - 1])) { - right--; - } - return std::make_pair(left, right); - } - - inline std::string trim_copy(const std::string& s) - { - auto r = trim(s.data(), s.data() + s.size(), 0, s.size()); - return s.substr(r.first, r.second - r.first); - } - - inline std::string trim_double_quotes_copy(const std::string& s) - { - if (s.length() >= 2 && s.front() == '"' && s.back() == '"') { - return s.substr(1, s.size() - 2); - } - return s; - } - - inline void - divide(const char* data, std::size_t size, char d, - std::function - fn) - { - const auto it = std::find(data, data + size, d); - const auto found = static_cast(it != data + size); - const auto lhs_data = data; - const auto lhs_size = static_cast(it - data); - const auto rhs_data = it + found; - const auto rhs_size = size - lhs_size - found; - - fn(lhs_data, lhs_size, rhs_data, rhs_size); - } - - inline void - divide(const std::string& str, char d, - std::function - fn) - { - divide(str.data(), str.size(), d, std::move(fn)); - } - - inline void split(const char* b, const char* e, char d, - std::function fn) - { - return split(b, e, d, (std::numeric_limits::max)(), std::move(fn)); - } - - inline void split(const char* b, const char* e, char d, size_t m, - std::function fn) - { - size_t i = 0; - size_t beg = 0; - size_t count = 1; - - while (e ? (b + i < e) : (b[i] != '\0')) { - if (b[i] == d && count < m) { - auto r = trim(b, e, beg, i); - if (r.first < r.second) { fn(&b[r.first], &b[r.second]); } - beg = i + 1; - count++; - } - i++; - } - - if (i) { - auto r = trim(b, e, beg, i); - if (r.first < r.second) { fn(&b[r.first], &b[r.second]); } - } - } - - inline stream_line_reader::stream_line_reader(Stream& strm, char* fixed_buffer, - size_t fixed_buffer_size) - : strm_(strm), fixed_buffer_(fixed_buffer), - fixed_buffer_size_(fixed_buffer_size) - { - } - - inline const char* stream_line_reader::ptr() const - { - if (glowable_buffer_.empty()) { - return fixed_buffer_; - } - else { - return glowable_buffer_.data(); - } - } - - inline size_t stream_line_reader::size() const - { - if (glowable_buffer_.empty()) { - return fixed_buffer_used_size_; - } - else { - return glowable_buffer_.size(); - } - } - - inline bool stream_line_reader::end_with_crlf() const - { - auto end = ptr() + size(); - return size() >= 2 && end[-2] == '\r' && end[-1] == '\n'; - } - - inline bool stream_line_reader::getline() - { - fixed_buffer_used_size_ = 0; - glowable_buffer_.clear(); - - for (size_t i = 0;; i++) { - char byte; - auto n = strm_.read(&byte, 1); - - if (n < 0) { - return false; - } - else if (n == 0) { - if (i == 0) { - return false; - } - else { - break; - } - } - - append(byte); - - if (byte == '\n') { break; } - } - - return true; - } - - inline void stream_line_reader::append(char c) - { - if (fixed_buffer_used_size_ < fixed_buffer_size_ - 1) { - fixed_buffer_[fixed_buffer_used_size_++] = c; - fixed_buffer_[fixed_buffer_used_size_] = '\0'; - } - else { - if (glowable_buffer_.empty()) { - assert(fixed_buffer_[fixed_buffer_used_size_] == '\0'); - glowable_buffer_.assign(fixed_buffer_, fixed_buffer_used_size_); - } - glowable_buffer_ += c; - } - } - - inline mmap::mmap(const char* path) +inline FileStat::FileStat(const std::string &path) { #if defined(_WIN32) - : hFile_(NULL), hMapping_(NULL) + auto wpath = u8string_to_wstring(path.c_str()); + ret_ = _wstat(wpath.c_str(), &st_); #else - : fd_(-1) + ret_ = stat(path.c_str(), &st_); #endif - , - size_(0), addr_(nullptr) - { - open(path); +} +inline bool FileStat::is_file() const { + return ret_ >= 0 && S_ISREG(st_.st_mode); +} +inline bool FileStat::is_dir() const { + return ret_ >= 0 && S_ISDIR(st_.st_mode); +} + +inline std::string encode_query_param(const std::string &value) { + std::ostringstream escaped; + escaped.fill('0'); + escaped << std::hex; + + for (auto c : value) { + if (std::isalnum(static_cast(c)) || c == '-' || c == '_' || + c == '.' || c == '!' || c == '~' || c == '*' || c == '\'' || c == '(' || + c == ')') { + escaped << c; + } else { + escaped << std::uppercase; + escaped << '%' << std::setw(2) + << static_cast(static_cast(c)); + escaped << std::nouppercase; + } + } + + return escaped.str(); +} + +inline std::string encode_url(const std::string &s) { + std::string result; + result.reserve(s.size()); + + for (size_t i = 0; s[i]; i++) { + switch (s[i]) { + case ' ': result += "%20"; break; + case '+': result += "%2B"; break; + case '\r': result += "%0D"; break; + case '\n': result += "%0A"; break; + case '\'': result += "%27"; break; + case ',': result += "%2C"; break; + // case ':': result += "%3A"; break; // ok? probably... + case ';': result += "%3B"; break; + default: + auto c = static_cast(s[i]); + if (c >= 0x80) { + result += '%'; + char hex[4]; + auto len = snprintf(hex, sizeof(hex) - 1, "%02X", c); + assert(len == 2); + result.append(hex, static_cast(len)); + } else { + result += s[i]; + } + break; + } + } + + return result; +} + +inline std::string decode_url(const std::string &s, + bool convert_plus_to_space) { + std::string result; + + for (size_t i = 0; i < s.size(); i++) { + if (s[i] == '%' && i + 1 < s.size()) { + if (s[i + 1] == 'u') { + auto val = 0; + if (from_hex_to_i(s, i + 2, 4, val)) { + // 4 digits Unicode codes + char buff[4]; + size_t len = to_utf8(val, buff); + if (len > 0) { result.append(buff, len); } + i += 5; // 'u0000' + } else { + result += s[i]; } + } else { + auto val = 0; + if (from_hex_to_i(s, i + 1, 2, val)) { + // 2 digits hex codes + result += static_cast(val); + i += 2; // '00' + } else { + result += s[i]; + } + } + } else if (convert_plus_to_space && s[i] == '+') { + result += ' '; + } else { + result += s[i]; + } + } - inline mmap::~mmap() { close(); } + return result; +} - inline bool mmap::open(const char* path) - { - close(); +inline void read_file(const std::string &path, std::string &out) { + std::ifstream fs(path, std::ios_base::binary); + fs.seekg(0, std::ios_base::end); + auto size = fs.tellg(); + fs.seekg(0); + out.resize(static_cast(size)); + fs.read(&out[0], static_cast(size)); +} + +inline std::string file_extension(const std::string &path) { + std::smatch m; + static auto re = std::regex("\\.([a-zA-Z0-9]+)$"); + if (std::regex_search(path, m, re)) { return m[1].str(); } + return std::string(); +} + +inline bool is_space_or_tab(char c) { return c == ' ' || c == '\t'; } + +inline std::pair trim(const char *b, const char *e, size_t left, + size_t right) { + while (b + left < e && is_space_or_tab(b[left])) { + left++; + } + while (right > 0 && is_space_or_tab(b[right - 1])) { + right--; + } + return std::make_pair(left, right); +} + +inline std::string trim_copy(const std::string &s) { + auto r = trim(s.data(), s.data() + s.size(), 0, s.size()); + return s.substr(r.first, r.second - r.first); +} + +inline std::string trim_double_quotes_copy(const std::string &s) { + if (s.length() >= 2 && s.front() == '"' && s.back() == '"') { + return s.substr(1, s.size() - 2); + } + return s; +} + +inline void +divide(const char *data, std::size_t size, char d, + std::function + fn) { + const auto it = std::find(data, data + size, d); + const auto found = static_cast(it != data + size); + const auto lhs_data = data; + const auto lhs_size = static_cast(it - data); + const auto rhs_data = it + found; + const auto rhs_size = size - lhs_size - found; + + fn(lhs_data, lhs_size, rhs_data, rhs_size); +} + +inline void +divide(const std::string &str, char d, + std::function + fn) { + divide(str.data(), str.size(), d, std::move(fn)); +} + +inline void split(const char *b, const char *e, char d, + std::function fn) { + return split(b, e, d, (std::numeric_limits::max)(), std::move(fn)); +} + +inline void split(const char *b, const char *e, char d, size_t m, + std::function fn) { + size_t i = 0; + size_t beg = 0; + size_t count = 1; + + while (e ? (b + i < e) : (b[i] != '\0')) { + if (b[i] == d && count < m) { + auto r = trim(b, e, beg, i); + if (r.first < r.second) { fn(&b[r.first], &b[r.second]); } + beg = i + 1; + count++; + } + i++; + } + + if (i) { + auto r = trim(b, e, beg, i); + if (r.first < r.second) { fn(&b[r.first], &b[r.second]); } + } +} + +inline stream_line_reader::stream_line_reader(Stream &strm, char *fixed_buffer, + size_t fixed_buffer_size) + : strm_(strm), fixed_buffer_(fixed_buffer), + fixed_buffer_size_(fixed_buffer_size) {} + +inline const char *stream_line_reader::ptr() const { + if (growable_buffer_.empty()) { + return fixed_buffer_; + } else { + return growable_buffer_.data(); + } +} + +inline size_t stream_line_reader::size() const { + if (growable_buffer_.empty()) { + return fixed_buffer_used_size_; + } else { + return growable_buffer_.size(); + } +} + +inline bool stream_line_reader::end_with_crlf() const { + auto end = ptr() + size(); + return size() >= 2 && end[-2] == '\r' && end[-1] == '\n'; +} + +inline bool stream_line_reader::getline() { + fixed_buffer_used_size_ = 0; + growable_buffer_.clear(); + +#ifndef CPPHTTPLIB_ALLOW_LF_AS_LINE_TERMINATOR + char prev_byte = 0; +#endif + + for (size_t i = 0;; i++) { + char byte; + auto n = strm_.read(&byte, 1); + + if (n < 0) { + return false; + } else if (n == 0) { + if (i == 0) { + return false; + } else { + break; + } + } + + append(byte); + +#ifdef CPPHTTPLIB_ALLOW_LF_AS_LINE_TERMINATOR + if (byte == '\n') { break; } +#else + if (prev_byte == '\r' && byte == '\n') { break; } + prev_byte = byte; +#endif + } + + return true; +} + +inline void stream_line_reader::append(char c) { + if (fixed_buffer_used_size_ < fixed_buffer_size_ - 1) { + fixed_buffer_[fixed_buffer_used_size_++] = c; + fixed_buffer_[fixed_buffer_used_size_] = '\0'; + } else { + if (growable_buffer_.empty()) { + assert(fixed_buffer_[fixed_buffer_used_size_] == '\0'); + growable_buffer_.assign(fixed_buffer_, fixed_buffer_used_size_); + } + growable_buffer_ += c; + } +} + +inline mmap::mmap(const char *path) { open(path); } + +inline mmap::~mmap() { close(); } + +inline bool mmap::open(const char *path) { + close(); #if defined(_WIN32) - std::wstring wpath; - for (size_t i = 0; i < strlen(path); i++) { - wpath += path[i]; - } + auto wpath = u8string_to_wstring(path); + if (wpath.empty()) { return false; } -#if WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_APP | WINAPI_PARTITION_SYSTEM | WINAPI_PARTITION_GAMES) && (_WIN32_WINNT >= _WIN32_WINNT_WIN8) - hFile_ = ::CreateFile2(wpath.c_str(), GENERIC_READ, FILE_SHARE_READ, - OPEN_EXISTING, NULL); +#if _WIN32_WINNT >= _WIN32_WINNT_WIN8 + hFile_ = ::CreateFile2(wpath.c_str(), GENERIC_READ, FILE_SHARE_READ, + OPEN_EXISTING, NULL); #else - hFile_ = ::CreateFileW(wpath.c_str(), GENERIC_READ, FILE_SHARE_READ, NULL, - OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL); + hFile_ = ::CreateFileW(wpath.c_str(), GENERIC_READ, FILE_SHARE_READ, NULL, + OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL); #endif - if (hFile_ == INVALID_HANDLE_VALUE) { return false; } + if (hFile_ == INVALID_HANDLE_VALUE) { return false; } -#if WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_APP | WINAPI_PARTITION_SYSTEM | WINAPI_PARTITION_GAMES) - LARGE_INTEGER size{}; - if (!::GetFileSizeEx(hFile_, &size)) { return false; } - size_ = static_cast(size.QuadPart); + LARGE_INTEGER size{}; + if (!::GetFileSizeEx(hFile_, &size)) { return false; } + // If the following line doesn't compile due to QuadPart, update Windows SDK. + // See: + // https://github.com/yhirose/cpp-httplib/issues/1903#issuecomment-2316520721 + if (static_cast(size.QuadPart) > + (std::numeric_limits::max)()) { + // `size_t` might be 32-bits, on 32-bits Windows. + return false; + } + size_ = static_cast(size.QuadPart); + +#if _WIN32_WINNT >= _WIN32_WINNT_WIN8 + hMapping_ = + ::CreateFileMappingFromApp(hFile_, NULL, PAGE_READONLY, size_, NULL); #else - DWORD sizeHigh; - DWORD sizeLow; - sizeLow = ::GetFileSize(hFile_, &sizeHigh); - if (sizeLow == INVALID_FILE_SIZE) { return false; } - size_ = (static_cast(sizeHigh) << (sizeof(DWORD) * 8)) | sizeLow; + hMapping_ = ::CreateFileMappingW(hFile_, NULL, PAGE_READONLY, 0, 0, NULL); #endif -#if WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_APP | WINAPI_PARTITION_SYSTEM) && (_WIN32_WINNT >= _WIN32_WINNT_WIN8) - hMapping_ = - ::CreateFileMappingFromApp(hFile_, NULL, PAGE_READONLY, size_, NULL); + // Special treatment for an empty file... + if (hMapping_ == NULL && size_ == 0) { + close(); + is_open_empty_file = true; + return true; + } + + if (hMapping_ == NULL) { + close(); + return false; + } + +#if _WIN32_WINNT >= _WIN32_WINNT_WIN8 + addr_ = ::MapViewOfFileFromApp(hMapping_, FILE_MAP_READ, 0, 0); #else - hMapping_ = - ::CreateFileMappingW(hFile_, NULL, PAGE_READONLY, size.HighPart, - size.LowPart, NULL); + addr_ = ::MapViewOfFile(hMapping_, FILE_MAP_READ, 0, 0, 0); #endif - if (hMapping_ == NULL) { - close(); - return false; - } - -#if WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_APP | WINAPI_PARTITION_SYSTEM) && (_WIN32_WINNT >= _WIN32_WINNT_WIN8) - addr_ = ::MapViewOfFileFromApp(hMapping_, FILE_MAP_READ, 0, 0); + if (addr_ == nullptr) { + close(); + return false; + } #else - addr_ = ::MapViewOfFile(hMapping_, FILE_MAP_READ, 0, 0, 0); -#endif -#else - fd_ = ::open(path, O_RDONLY); - if (fd_ == -1) { return false; } + fd_ = ::open(path, O_RDONLY); + if (fd_ == -1) { return false; } - struct stat sb; - if (fstat(fd_, &sb) == -1) { - close(); - return false; - } - size_ = static_cast(sb.st_size); + struct stat sb; + if (fstat(fd_, &sb) == -1) { + close(); + return false; + } + size_ = static_cast(sb.st_size); - addr_ = ::mmap(NULL, size_, PROT_READ, MAP_PRIVATE, fd_, 0); + addr_ = ::mmap(NULL, size_, PROT_READ, MAP_PRIVATE, fd_, 0); + + // Special treatment for an empty file... + if (addr_ == MAP_FAILED && size_ == 0) { + close(); + is_open_empty_file = true; + return false; + } #endif - if (addr_ == nullptr) { - close(); - return false; - } + return true; +} - return true; - } +inline bool mmap::is_open() const { + return is_open_empty_file ? true : addr_ != nullptr; +} - inline bool mmap::is_open() const { return addr_ != nullptr; } +inline size_t mmap::size() const { return size_; } - inline size_t mmap::size() const { return size_; } +inline const char *mmap::data() const { + return is_open_empty_file ? "" : static_cast(addr_); +} - inline const char* mmap::data() const - { - return static_cast(addr_); - } - - inline void mmap::close() - { +inline void mmap::close() { #if defined(_WIN32) - if (addr_) { - ::UnmapViewOfFile(addr_); - addr_ = nullptr; - } + if (addr_) { + ::UnmapViewOfFile(addr_); + addr_ = nullptr; + } - if (hMapping_) { - ::CloseHandle(hMapping_); - hMapping_ = NULL; - } + if (hMapping_) { + ::CloseHandle(hMapping_); + hMapping_ = NULL; + } - if (hFile_ != INVALID_HANDLE_VALUE) { - ::CloseHandle(hFile_); - hFile_ = INVALID_HANDLE_VALUE; - } + if (hFile_ != INVALID_HANDLE_VALUE) { + ::CloseHandle(hFile_); + hFile_ = INVALID_HANDLE_VALUE; + } + + is_open_empty_file = false; #else - if (addr_ != nullptr) { - munmap(addr_, size_); - addr_ = nullptr; - } + if (addr_ != nullptr) { + munmap(addr_, size_); + addr_ = nullptr; + } - if (fd_ != -1) { - ::close(fd_); - fd_ = -1; - } + if (fd_ != -1) { + ::close(fd_); + fd_ = -1; + } #endif - size_ = 0; - } - inline int close_socket(socket_t sock) - { + size_ = 0; +} +inline int close_socket(socket_t sock) { #ifdef _WIN32 - return closesocket(sock); + return closesocket(sock); #else - return close(sock); + return close(sock); #endif - } +} - template inline ssize_t handle_EINTR(T fn) - { - ssize_t res = 0; - while (true) { - res = fn(); - if (res < 0 && errno == EINTR) { continue; } - break; - } - return res; - } +template inline ssize_t handle_EINTR(T fn) { + ssize_t res = 0; + while (true) { + res = fn(); + if (res < 0 && errno == EINTR) { + std::this_thread::sleep_for(std::chrono::microseconds{1}); + continue; + } + break; + } + return res; +} - inline ssize_t read_socket(socket_t sock, void* ptr, size_t size, int flags) - { - return handle_EINTR([&]() { - return recv(sock, +inline ssize_t read_socket(socket_t sock, void *ptr, size_t size, int flags) { + return handle_EINTR([&]() { + return recv(sock, #ifdef _WIN32 - static_cast(ptr), static_cast(size), + static_cast(ptr), static_cast(size), #else - ptr, size, + ptr, size, #endif - flags); - }); - } + flags); + }); +} - inline ssize_t send_socket(socket_t sock, const void* ptr, size_t size, - int flags) - { - return handle_EINTR([&]() { - return send(sock, +inline ssize_t send_socket(socket_t sock, const void *ptr, size_t size, + int flags) { + return handle_EINTR([&]() { + return send(sock, #ifdef _WIN32 - static_cast(ptr), static_cast(size), + static_cast(ptr), static_cast(size), #else - ptr, size, + ptr, size, #endif - flags); - }); - } + flags); + }); +} - inline ssize_t select_read(socket_t sock, time_t sec, time_t usec) - { +template +inline ssize_t select_impl(socket_t sock, time_t sec, time_t usec) { #ifdef CPPHTTPLIB_USE_POLL - struct pollfd pfd_read; - pfd_read.fd = sock; - pfd_read.events = POLLIN; + struct pollfd pfd; + pfd.fd = sock; + pfd.events = (Read ? POLLIN : POLLOUT); - auto timeout = static_cast(sec * 1000 + usec / 1000); + auto timeout = static_cast(sec * 1000 + usec / 1000); - return handle_EINTR([&]() { return poll(&pfd_read, 1, timeout); }); + return handle_EINTR([&]() { return poll(&pfd, 1, timeout); }); #else #ifndef _WIN32 - if (sock >= FD_SETSIZE) { return -1; } + if (sock >= FD_SETSIZE) { return -1; } #endif - fd_set fds; - FD_ZERO(&fds); - FD_SET(sock, &fds); + fd_set fds, *rfds, *wfds; + FD_ZERO(&fds); + FD_SET(sock, &fds); + rfds = (Read ? &fds : nullptr); + wfds = (Read ? nullptr : &fds); - timeval tv; - tv.tv_sec = static_cast(sec); - tv.tv_usec = static_cast(usec); + timeval tv; + tv.tv_sec = static_cast(sec); + tv.tv_usec = static_cast(usec); - return handle_EINTR([&]() { - return select(static_cast(sock + 1), &fds, nullptr, nullptr, &tv); - }); + return handle_EINTR([&]() { + return select(static_cast(sock + 1), rfds, wfds, nullptr, &tv); + }); #endif - } +} - inline ssize_t select_write(socket_t sock, time_t sec, time_t usec) - { +inline ssize_t select_read(socket_t sock, time_t sec, time_t usec) { + return select_impl(sock, sec, usec); +} + +inline ssize_t select_write(socket_t sock, time_t sec, time_t usec) { + return select_impl(sock, sec, usec); +} + +inline Error wait_until_socket_is_ready(socket_t sock, time_t sec, + time_t usec) { #ifdef CPPHTTPLIB_USE_POLL - struct pollfd pfd_read; - pfd_read.fd = sock; - pfd_read.events = POLLOUT; + struct pollfd pfd_read; + pfd_read.fd = sock; + pfd_read.events = POLLIN | POLLOUT; - auto timeout = static_cast(sec * 1000 + usec / 1000); + auto timeout = static_cast(sec * 1000 + usec / 1000); - return handle_EINTR([&]() { return poll(&pfd_read, 1, timeout); }); + auto poll_res = handle_EINTR([&]() { return poll(&pfd_read, 1, timeout); }); + + if (poll_res == 0) { return Error::ConnectionTimeout; } + + if (poll_res > 0 && pfd_read.revents & (POLLIN | POLLOUT)) { + auto error = 0; + socklen_t len = sizeof(error); + auto res = getsockopt(sock, SOL_SOCKET, SO_ERROR, + reinterpret_cast(&error), &len); + auto successful = res >= 0 && !error; + return successful ? Error::Success : Error::Connection; + } + + return Error::Connection; #else #ifndef _WIN32 - if (sock >= FD_SETSIZE) { return -1; } + if (sock >= FD_SETSIZE) { return Error::Connection; } #endif - fd_set fds; - FD_ZERO(&fds); - FD_SET(sock, &fds); + fd_set fdsr; + FD_ZERO(&fdsr); + FD_SET(sock, &fdsr); - timeval tv; - tv.tv_sec = static_cast(sec); - tv.tv_usec = static_cast(usec); + auto fdsw = fdsr; + auto fdse = fdsr; - return handle_EINTR([&]() { - return select(static_cast(sock + 1), nullptr, &fds, nullptr, &tv); - }); + timeval tv; + tv.tv_sec = static_cast(sec); + tv.tv_usec = static_cast(usec); + + auto ret = handle_EINTR([&]() { + return select(static_cast(sock + 1), &fdsr, &fdsw, &fdse, &tv); + }); + + if (ret == 0) { return Error::ConnectionTimeout; } + + if (ret > 0 && (FD_ISSET(sock, &fdsr) || FD_ISSET(sock, &fdsw))) { + auto error = 0; + socklen_t len = sizeof(error); + auto res = getsockopt(sock, SOL_SOCKET, SO_ERROR, + reinterpret_cast(&error), &len); + auto successful = res >= 0 && !error; + return successful ? Error::Success : Error::Connection; + } + return Error::Connection; #endif - } +} - inline Error wait_until_socket_is_ready(socket_t sock, time_t sec, - time_t usec) - { -#ifdef CPPHTTPLIB_USE_POLL - struct pollfd pfd_read; - pfd_read.fd = sock; - pfd_read.events = POLLIN | POLLOUT; +inline bool is_socket_alive(socket_t sock) { + const auto val = detail::select_read(sock, 0, 0); + if (val == 0) { + return true; + } else if (val < 0 && errno == EBADF) { + return false; + } + char buf[1]; + return detail::read_socket(sock, &buf[0], sizeof(buf), MSG_PEEK) > 0; +} - auto timeout = static_cast(sec * 1000 + usec / 1000); +class SocketStream final : public Stream { +public: + SocketStream(socket_t sock, time_t read_timeout_sec, time_t read_timeout_usec, + time_t write_timeout_sec, time_t write_timeout_usec, + time_t max_timeout_msec = 0, + std::chrono::time_point start_time = + (std::chrono::steady_clock::time_point::min)()); + ~SocketStream() override; - auto poll_res = handle_EINTR([&]() { return poll(&pfd_read, 1, timeout); }); + bool is_readable() const override; + bool is_writable() const override; + ssize_t read(char *ptr, size_t size) override; + ssize_t write(const char *ptr, size_t size) override; + void get_remote_ip_and_port(std::string &ip, int &port) const override; + void get_local_ip_and_port(std::string &ip, int &port) const override; + socket_t socket() const override; + time_t duration() const override; - if (poll_res == 0) { return Error::ConnectionTimeout; } +private: + socket_t sock_; + time_t read_timeout_sec_; + time_t read_timeout_usec_; + time_t write_timeout_sec_; + time_t write_timeout_usec_; + time_t max_timeout_msec_; + const std::chrono::time_point start_time; - if (poll_res > 0 && pfd_read.revents & (POLLIN | POLLOUT)) { - auto error = 0; - socklen_t len = sizeof(error); - auto res = getsockopt(sock, SOL_SOCKET, SO_ERROR, - reinterpret_cast(&error), &len); - auto successful = res >= 0 && !error; - return successful ? Error::Success : Error::Connection; - } + std::vector read_buff_; + size_t read_buff_off_ = 0; + size_t read_buff_content_size_ = 0; - return Error::Connection; -#else -#ifndef _WIN32 - if (sock >= FD_SETSIZE) { return Error::Connection; } -#endif - - fd_set fdsr; - FD_ZERO(&fdsr); - FD_SET(sock, &fdsr); - - auto fdsw = fdsr; - auto fdse = fdsr; - - timeval tv; - tv.tv_sec = static_cast(sec); - tv.tv_usec = static_cast(usec); - - auto ret = handle_EINTR([&]() { - return select(static_cast(sock + 1), &fdsr, &fdsw, &fdse, &tv); - }); - - if (ret == 0) { return Error::ConnectionTimeout; } - - if (ret > 0 && (FD_ISSET(sock, &fdsr) || FD_ISSET(sock, &fdsw))) { - auto error = 0; - socklen_t len = sizeof(error); - auto res = getsockopt(sock, SOL_SOCKET, SO_ERROR, - reinterpret_cast(&error), &len); - auto successful = res >= 0 && !error; - return successful ? Error::Success : Error::Connection; - } - return Error::Connection; -#endif - } - - inline bool is_socket_alive(socket_t sock) - { - const auto val = detail::select_read(sock, 0, 0); - if (val == 0) { - return true; - } - else if (val < 0 && errno == EBADF) { - return false; - } - char buf[1]; - return detail::read_socket(sock, &buf[0], sizeof(buf), MSG_PEEK) > 0; - } - - class SocketStream final : public Stream { - public: - SocketStream(socket_t sock, time_t read_timeout_sec, time_t read_timeout_usec, - time_t write_timeout_sec, time_t write_timeout_usec); - ~SocketStream() override; - - bool is_readable() const override; - bool is_writable() const override; - ssize_t read(char* ptr, size_t size) override; - ssize_t write(const char* ptr, size_t size) override; - void get_remote_ip_and_port(std::string& ip, int& port) const override; - void get_local_ip_and_port(std::string& ip, int& port) const override; - socket_t socket() const override; - - private: - socket_t sock_; - time_t read_timeout_sec_; - time_t read_timeout_usec_; - time_t write_timeout_sec_; - time_t write_timeout_usec_; - - std::vector read_buff_; - size_t read_buff_off_ = 0; - size_t read_buff_content_size_ = 0; - - static const size_t read_buff_size_ = 1024l * 4; - }; + static const size_t read_buff_size_ = 1024l * 4; +}; #ifdef CPPHTTPLIB_OPENSSL_SUPPORT - class SSLSocketStream final : public Stream { - public: - SSLSocketStream(socket_t sock, SSL* ssl, time_t read_timeout_sec, - time_t read_timeout_usec, time_t write_timeout_sec, - time_t write_timeout_usec); - ~SSLSocketStream() override; +class SSLSocketStream final : public Stream { +public: + SSLSocketStream( + socket_t sock, SSL *ssl, time_t read_timeout_sec, + time_t read_timeout_usec, time_t write_timeout_sec, + time_t write_timeout_usec, time_t max_timeout_msec = 0, + std::chrono::time_point start_time = + (std::chrono::steady_clock::time_point::min)()); + ~SSLSocketStream() override; - bool is_readable() const override; - bool is_writable() const override; - ssize_t read(char* ptr, size_t size) override; - ssize_t write(const char* ptr, size_t size) override; - void get_remote_ip_and_port(std::string& ip, int& port) const override; - void get_local_ip_and_port(std::string& ip, int& port) const override; - socket_t socket() const override; + bool is_readable() const override; + bool is_writable() const override; + ssize_t read(char *ptr, size_t size) override; + ssize_t write(const char *ptr, size_t size) override; + void get_remote_ip_and_port(std::string &ip, int &port) const override; + void get_local_ip_and_port(std::string &ip, int &port) const override; + socket_t socket() const override; + time_t duration() const override; - private: - socket_t sock_; - SSL* ssl_; - time_t read_timeout_sec_; - time_t read_timeout_usec_; - time_t write_timeout_sec_; - time_t write_timeout_usec_; - }; +private: + socket_t sock_; + SSL *ssl_; + time_t read_timeout_sec_; + time_t read_timeout_usec_; + time_t write_timeout_sec_; + time_t write_timeout_usec_; + time_t max_timeout_msec_; + const std::chrono::time_point start_time; +}; #endif - inline bool keep_alive(socket_t sock, time_t keep_alive_timeout_sec) - { - using namespace std::chrono; - auto start = steady_clock::now(); - while (true) { - auto val = select_read(sock, 0, 10000); - if (val < 0) { - return false; - } - else if (val == 0) { - auto current = steady_clock::now(); - auto duration = duration_cast(current - start); - auto timeout = keep_alive_timeout_sec * 1000; - if (duration.count() > timeout) { return false; } - std::this_thread::sleep_for(std::chrono::milliseconds(1)); - } - else { - return true; - } - } - } +inline bool keep_alive(const std::atomic &svr_sock, socket_t sock, + time_t keep_alive_timeout_sec) { + using namespace std::chrono; - template - inline bool - process_server_socket_core(const std::atomic& svr_sock, socket_t sock, - size_t keep_alive_max_count, - time_t keep_alive_timeout_sec, T callback) - { - assert(keep_alive_max_count > 0); - auto ret = false; - auto count = keep_alive_max_count; - while (svr_sock != INVALID_SOCKET && count > 0 && - keep_alive(sock, keep_alive_timeout_sec)) { - auto close_connection = count == 1; - auto connection_closed = false; - ret = callback(close_connection, connection_closed); - if (!ret || connection_closed) { break; } - count--; - } - return ret; - } + const auto interval_usec = + CPPHTTPLIB_KEEPALIVE_TIMEOUT_CHECK_INTERVAL_USECOND; - template - inline bool - process_server_socket(const std::atomic& svr_sock, socket_t sock, - size_t keep_alive_max_count, - time_t keep_alive_timeout_sec, time_t read_timeout_sec, - time_t read_timeout_usec, time_t write_timeout_sec, - time_t write_timeout_usec, T callback) - { - return process_server_socket_core( - svr_sock, sock, keep_alive_max_count, keep_alive_timeout_sec, - [&](bool close_connection, bool& connection_closed) { - SocketStream strm(sock, read_timeout_sec, read_timeout_usec, - write_timeout_sec, write_timeout_usec); - return callback(strm, close_connection, connection_closed); - }); - } + // Avoid expensive `steady_clock::now()` call for the first time + if (select_read(sock, 0, interval_usec) > 0) { return true; } - inline bool process_client_socket(socket_t sock, time_t read_timeout_sec, - time_t read_timeout_usec, - time_t write_timeout_sec, - time_t write_timeout_usec, - std::function callback) - { - SocketStream strm(sock, read_timeout_sec, read_timeout_usec, - write_timeout_sec, write_timeout_usec); - return callback(strm); - } + const auto start = steady_clock::now() - microseconds{interval_usec}; + const auto timeout = seconds{keep_alive_timeout_sec}; - inline int shutdown_socket(socket_t sock) - { + while (true) { + if (svr_sock == INVALID_SOCKET) { + break; // Server socket is closed + } + + auto val = select_read(sock, 0, interval_usec); + if (val < 0) { + break; // Ssocket error + } else if (val == 0) { + if (steady_clock::now() - start > timeout) { + break; // Timeout + } + } else { + return true; // Ready for read + } + } + + return false; +} + +template +inline bool +process_server_socket_core(const std::atomic &svr_sock, socket_t sock, + size_t keep_alive_max_count, + time_t keep_alive_timeout_sec, T callback) { + assert(keep_alive_max_count > 0); + auto ret = false; + auto count = keep_alive_max_count; + while (count > 0 && keep_alive(svr_sock, sock, keep_alive_timeout_sec)) { + auto close_connection = count == 1; + auto connection_closed = false; + ret = callback(close_connection, connection_closed); + if (!ret || connection_closed) { break; } + count--; + } + return ret; +} + +template +inline bool +process_server_socket(const std::atomic &svr_sock, socket_t sock, + size_t keep_alive_max_count, + time_t keep_alive_timeout_sec, time_t read_timeout_sec, + time_t read_timeout_usec, time_t write_timeout_sec, + time_t write_timeout_usec, T callback) { + return process_server_socket_core( + svr_sock, sock, keep_alive_max_count, keep_alive_timeout_sec, + [&](bool close_connection, bool &connection_closed) { + SocketStream strm(sock, read_timeout_sec, read_timeout_usec, + write_timeout_sec, write_timeout_usec); + return callback(strm, close_connection, connection_closed); + }); +} + +inline bool process_client_socket( + socket_t sock, time_t read_timeout_sec, time_t read_timeout_usec, + time_t write_timeout_sec, time_t write_timeout_usec, + time_t max_timeout_msec, + std::chrono::time_point start_time, + std::function callback) { + SocketStream strm(sock, read_timeout_sec, read_timeout_usec, + write_timeout_sec, write_timeout_usec, max_timeout_msec, + start_time); + return callback(strm); +} + +inline int shutdown_socket(socket_t sock) { #ifdef _WIN32 - return shutdown(sock, SD_BOTH); + return shutdown(sock, SD_BOTH); #else - return shutdown(sock, SHUT_RDWR); + return shutdown(sock, SHUT_RDWR); #endif - } +} - template - socket_t create_socket(const std::string& host, const std::string& ip, int port, - int address_family, int socket_flags, bool tcp_nodelay, - SocketOptions socket_options, - BindOrConnect bind_or_connect) - { - // Get address info - const char* node = nullptr; - struct addrinfo hints; - struct addrinfo* result; +inline std::string escape_abstract_namespace_unix_domain(const std::string &s) { + if (s.size() > 1 && s[0] == '\0') { + auto ret = s; + ret[0] = '@'; + return ret; + } + return s; +} - memset(&hints, 0, sizeof(struct addrinfo)); - hints.ai_socktype = SOCK_STREAM; - hints.ai_protocol = 0; +inline std::string +unescape_abstract_namespace_unix_domain(const std::string &s) { + if (s.size() > 1 && s[0] == '@') { + auto ret = s; + ret[0] = '\0'; + return ret; + } + return s; +} - if (!ip.empty()) { - node = ip.c_str(); - // Ask getaddrinfo to convert IP in c-string to address - hints.ai_family = AF_UNSPEC; - hints.ai_flags = AI_NUMERICHOST; - } - else { - if (!host.empty()) { node = host.c_str(); } - hints.ai_family = address_family; - hints.ai_flags = socket_flags; - } +template +socket_t create_socket(const std::string &host, const std::string &ip, int port, + int address_family, int socket_flags, bool tcp_nodelay, + bool ipv6_v6only, SocketOptions socket_options, + BindOrConnect bind_or_connect) { + // Get address info + const char *node = nullptr; + struct addrinfo hints; + struct addrinfo *result; + + memset(&hints, 0, sizeof(struct addrinfo)); + hints.ai_socktype = SOCK_STREAM; + hints.ai_protocol = IPPROTO_IP; + + if (!ip.empty()) { + node = ip.c_str(); + // Ask getaddrinfo to convert IP in c-string to address + hints.ai_family = AF_UNSPEC; + hints.ai_flags = AI_NUMERICHOST; + } else { + if (!host.empty()) { node = host.c_str(); } + hints.ai_family = address_family; + hints.ai_flags = socket_flags; + } #ifndef _WIN32 - if (hints.ai_family == AF_UNIX) { - const auto addrlen = host.length(); - if (addrlen > sizeof(sockaddr_un::sun_path)) { return INVALID_SOCKET; } + if (hints.ai_family == AF_UNIX) { + const auto addrlen = host.length(); + if (addrlen > sizeof(sockaddr_un::sun_path)) { return INVALID_SOCKET; } - auto sock = socket(hints.ai_family, hints.ai_socktype, hints.ai_protocol); - if (sock != INVALID_SOCKET) { - sockaddr_un addr{}; - addr.sun_family = AF_UNIX; - std::copy(host.begin(), host.end(), addr.sun_path); - - hints.ai_addr = reinterpret_cast(&addr); - hints.ai_addrlen = static_cast( - sizeof(addr) - sizeof(addr.sun_path) + addrlen); - - fcntl(sock, F_SETFD, FD_CLOEXEC); - if (socket_options) { socket_options(sock); } - - if (!bind_or_connect(sock, hints)) { - close_socket(sock); - sock = INVALID_SOCKET; - } - } - return sock; - } +#ifdef SOCK_CLOEXEC + auto sock = socket(hints.ai_family, hints.ai_socktype | SOCK_CLOEXEC, + hints.ai_protocol); +#else + auto sock = socket(hints.ai_family, hints.ai_socktype, hints.ai_protocol); #endif - auto service = std::to_string(port); + if (sock != INVALID_SOCKET) { + sockaddr_un addr{}; + addr.sun_family = AF_UNIX; - if (getaddrinfo(node, service.c_str(), &hints, &result)) { + auto unescaped_host = unescape_abstract_namespace_unix_domain(host); + std::copy(unescaped_host.begin(), unescaped_host.end(), addr.sun_path); + + hints.ai_addr = reinterpret_cast(&addr); + hints.ai_addrlen = static_cast( + sizeof(addr) - sizeof(addr.sun_path) + addrlen); + +#ifndef SOCK_CLOEXEC + fcntl(sock, F_SETFD, FD_CLOEXEC); +#endif + + if (socket_options) { socket_options(sock); } + + bool dummy; + if (!bind_or_connect(sock, hints, dummy)) { + close_socket(sock); + sock = INVALID_SOCKET; + } + } + return sock; + } +#endif + + auto service = std::to_string(port); + + if (getaddrinfo(node, service.c_str(), &hints, &result)) { #if defined __linux__ && !defined __ANDROID__ - res_init(); + res_init(); #endif - return INVALID_SOCKET; - } + return INVALID_SOCKET; + } + auto se = detail::scope_exit([&] { freeaddrinfo(result); }); - for (auto rp = result; rp; rp = rp->ai_next) { - // Create a socket + for (auto rp = result; rp; rp = rp->ai_next) { + // Create a socket #ifdef _WIN32 - auto sock = - WSASocketW(rp->ai_family, rp->ai_socktype, rp->ai_protocol, nullptr, 0, - WSA_FLAG_NO_HANDLE_INHERIT | WSA_FLAG_OVERLAPPED); - /** - * Since the WSA_FLAG_NO_HANDLE_INHERIT is only supported on Windows 7 SP1 - * and above the socket creation fails on older Windows Systems. - * - * Let's try to create a socket the old way in this case. - * - * Reference: - * https://docs.microsoft.com/en-us/windows/win32/api/winsock2/nf-winsock2-wsasocketa - * - * WSA_FLAG_NO_HANDLE_INHERIT: - * This flag is supported on Windows 7 with SP1, Windows Server 2008 R2 with - * SP1, and later - * - */ - if (sock == INVALID_SOCKET) { - sock = socket(rp->ai_family, rp->ai_socktype, rp->ai_protocol); - } + auto sock = + WSASocketW(rp->ai_family, rp->ai_socktype, rp->ai_protocol, nullptr, 0, + WSA_FLAG_NO_HANDLE_INHERIT | WSA_FLAG_OVERLAPPED); + /** + * Since the WSA_FLAG_NO_HANDLE_INHERIT is only supported on Windows 7 SP1 + * and above the socket creation fails on older Windows Systems. + * + * Let's try to create a socket the old way in this case. + * + * Reference: + * https://docs.microsoft.com/en-us/windows/win32/api/winsock2/nf-winsock2-wsasocketa + * + * WSA_FLAG_NO_HANDLE_INHERIT: + * This flag is supported on Windows 7 with SP1, Windows Server 2008 R2 with + * SP1, and later + * + */ + if (sock == INVALID_SOCKET) { + sock = socket(rp->ai_family, rp->ai_socktype, rp->ai_protocol); + } #else - auto sock = socket(rp->ai_family, rp->ai_socktype, rp->ai_protocol); -#endif - if (sock == INVALID_SOCKET) { continue; } -#ifndef _WIN32 - if (fcntl(sock, F_SETFD, FD_CLOEXEC) == -1) { - close_socket(sock); - continue; - } +#ifdef SOCK_CLOEXEC + auto sock = + socket(rp->ai_family, rp->ai_socktype | SOCK_CLOEXEC, rp->ai_protocol); +#else + auto sock = socket(rp->ai_family, rp->ai_socktype, rp->ai_protocol); #endif - if (tcp_nodelay) { - auto yes = 1; +#endif + if (sock == INVALID_SOCKET) { continue; } + +#if !defined _WIN32 && !defined SOCK_CLOEXEC + if (fcntl(sock, F_SETFD, FD_CLOEXEC) == -1) { + close_socket(sock); + continue; + } +#endif + + if (tcp_nodelay) { set_socket_opt(sock, IPPROTO_TCP, TCP_NODELAY, 1); } + + if (rp->ai_family == AF_INET6) { + set_socket_opt(sock, IPPROTO_IPV6, IPV6_V6ONLY, ipv6_v6only ? 1 : 0); + } + + if (socket_options) { socket_options(sock); } + + // bind or connect + auto quit = false; + if (bind_or_connect(sock, *rp, quit)) { return sock; } + + close_socket(sock); + + if (quit) { break; } + } + + return INVALID_SOCKET; +} + +inline void set_nonblocking(socket_t sock, bool nonblocking) { #ifdef _WIN32 - setsockopt(sock, IPPROTO_TCP, TCP_NODELAY, - reinterpret_cast(&yes), sizeof(yes)); + auto flags = nonblocking ? 1UL : 0UL; + ioctlsocket(sock, FIONBIO, &flags); #else - setsockopt(sock, IPPROTO_TCP, TCP_NODELAY, - reinterpret_cast(&yes), sizeof(yes)); + auto flags = fcntl(sock, F_GETFL, 0); + fcntl(sock, F_SETFL, + nonblocking ? (flags | O_NONBLOCK) : (flags & (~O_NONBLOCK))); #endif - } +} - if (socket_options) { socket_options(sock); } - - if (rp->ai_family == AF_INET6) { - auto no = 0; +inline bool is_connection_error() { #ifdef _WIN32 - setsockopt(sock, IPPROTO_IPV6, IPV6_V6ONLY, - reinterpret_cast(&no), sizeof(no)); + return WSAGetLastError() != WSAEWOULDBLOCK; #else - setsockopt(sock, IPPROTO_IPV6, IPV6_V6ONLY, - reinterpret_cast(&no), sizeof(no)); + return errno != EINPROGRESS; #endif - } +} - // bind or connect - if (bind_or_connect(sock, *rp)) { - freeaddrinfo(result); - return sock; - } +inline bool bind_ip_address(socket_t sock, const std::string &host) { + struct addrinfo hints; + struct addrinfo *result; - close_socket(sock); - } + memset(&hints, 0, sizeof(struct addrinfo)); + hints.ai_family = AF_UNSPEC; + hints.ai_socktype = SOCK_STREAM; + hints.ai_protocol = 0; - freeaddrinfo(result); - return INVALID_SOCKET; - } + if (getaddrinfo(host.c_str(), "0", &hints, &result)) { return false; } + auto se = detail::scope_exit([&] { freeaddrinfo(result); }); - inline void set_nonblocking(socket_t sock, bool nonblocking) - { -#ifdef _WIN32 - auto flags = nonblocking ? 1UL : 0UL; - ioctlsocket(sock, FIONBIO, &flags); -#else - auto flags = fcntl(sock, F_GETFL, 0); - fcntl(sock, F_SETFL, - nonblocking ? (flags | O_NONBLOCK) : (flags & (~O_NONBLOCK))); -#endif - } + auto ret = false; + for (auto rp = result; rp; rp = rp->ai_next) { + const auto &ai = *rp; + if (!::bind(sock, ai.ai_addr, static_cast(ai.ai_addrlen))) { + ret = true; + break; + } + } - inline bool is_connection_error() - { -#ifdef _WIN32 - return WSAGetLastError() != WSAEWOULDBLOCK; -#else - return errno != EINPROGRESS; -#endif - } - - inline bool bind_ip_address(socket_t sock, const std::string& host) - { - struct addrinfo hints; - struct addrinfo* result; - - memset(&hints, 0, sizeof(struct addrinfo)); - hints.ai_family = AF_UNSPEC; - hints.ai_socktype = SOCK_STREAM; - hints.ai_protocol = 0; - - if (getaddrinfo(host.c_str(), "0", &hints, &result)) { return false; } - - auto ret = false; - for (auto rp = result; rp; rp = rp->ai_next) { - const auto& ai = *rp; - if (!::bind(sock, ai.ai_addr, static_cast(ai.ai_addrlen))) { - ret = true; - break; - } - } - - freeaddrinfo(result); - return ret; - } + return ret; +} #if !defined _WIN32 && !defined ANDROID && !defined _AIX && !defined __MVS__ #define USE_IF2IP #endif #ifdef USE_IF2IP - inline std::string if2ip(int address_family, const std::string& ifn) - { - struct ifaddrs* ifap; - getifaddrs(&ifap); - std::string addr_candidate; - for (auto ifa = ifap; ifa; ifa = ifa->ifa_next) { - if (ifa->ifa_addr && ifn == ifa->ifa_name && - (AF_UNSPEC == address_family || - ifa->ifa_addr->sa_family == address_family)) { - if (ifa->ifa_addr->sa_family == AF_INET) { - auto sa = reinterpret_cast(ifa->ifa_addr); - char buf[INET_ADDRSTRLEN]; - if (inet_ntop(AF_INET, &sa->sin_addr, buf, INET_ADDRSTRLEN)) { - freeifaddrs(ifap); - return std::string(buf, INET_ADDRSTRLEN); - } - } - else if (ifa->ifa_addr->sa_family == AF_INET6) { - auto sa = reinterpret_cast(ifa->ifa_addr); - if (!IN6_IS_ADDR_LINKLOCAL(&sa->sin6_addr)) { - char buf[INET6_ADDRSTRLEN] = {}; - if (inet_ntop(AF_INET6, &sa->sin6_addr, buf, INET6_ADDRSTRLEN)) { - // equivalent to mac's IN6_IS_ADDR_UNIQUE_LOCAL - auto s6_addr_head = sa->sin6_addr.s6_addr[0]; - if (s6_addr_head == 0xfc || s6_addr_head == 0xfd) { - addr_candidate = std::string(buf, INET6_ADDRSTRLEN); - } - else { - freeifaddrs(ifap); - return std::string(buf, INET6_ADDRSTRLEN); - } - } - } - } - } - } - freeifaddrs(ifap); - return addr_candidate; +inline std::string if2ip(int address_family, const std::string &ifn) { + struct ifaddrs *ifap; + getifaddrs(&ifap); + auto se = detail::scope_exit([&] { freeifaddrs(ifap); }); + + std::string addr_candidate; + for (auto ifa = ifap; ifa; ifa = ifa->ifa_next) { + if (ifa->ifa_addr && ifn == ifa->ifa_name && + (AF_UNSPEC == address_family || + ifa->ifa_addr->sa_family == address_family)) { + if (ifa->ifa_addr->sa_family == AF_INET) { + auto sa = reinterpret_cast(ifa->ifa_addr); + char buf[INET_ADDRSTRLEN]; + if (inet_ntop(AF_INET, &sa->sin_addr, buf, INET_ADDRSTRLEN)) { + return std::string(buf, INET_ADDRSTRLEN); } + } else if (ifa->ifa_addr->sa_family == AF_INET6) { + auto sa = reinterpret_cast(ifa->ifa_addr); + if (!IN6_IS_ADDR_LINKLOCAL(&sa->sin6_addr)) { + char buf[INET6_ADDRSTRLEN] = {}; + if (inet_ntop(AF_INET6, &sa->sin6_addr, buf, INET6_ADDRSTRLEN)) { + // equivalent to mac's IN6_IS_ADDR_UNIQUE_LOCAL + auto s6_addr_head = sa->sin6_addr.s6_addr[0]; + if (s6_addr_head == 0xfc || s6_addr_head == 0xfd) { + addr_candidate = std::string(buf, INET6_ADDRSTRLEN); + } else { + return std::string(buf, INET6_ADDRSTRLEN); + } + } + } + } + } + } + return addr_candidate; +} #endif - inline socket_t create_client_socket( - const std::string& host, const std::string& ip, int port, - int address_family, bool tcp_nodelay, SocketOptions socket_options, - time_t connection_timeout_sec, time_t connection_timeout_usec, - time_t read_timeout_sec, time_t read_timeout_usec, time_t write_timeout_sec, - time_t write_timeout_usec, const std::string& intf, Error& error) - { - auto sock = create_socket( - host, ip, port, address_family, 0, tcp_nodelay, std::move(socket_options), - [&](socket_t sock2, struct addrinfo& ai) -> bool { - if (!intf.empty()) { +inline socket_t create_client_socket( + const std::string &host, const std::string &ip, int port, + int address_family, bool tcp_nodelay, bool ipv6_v6only, + SocketOptions socket_options, time_t connection_timeout_sec, + time_t connection_timeout_usec, time_t read_timeout_sec, + time_t read_timeout_usec, time_t write_timeout_sec, + time_t write_timeout_usec, const std::string &intf, Error &error) { + auto sock = create_socket( + host, ip, port, address_family, 0, tcp_nodelay, ipv6_v6only, + std::move(socket_options), + [&](socket_t sock2, struct addrinfo &ai, bool &quit) -> bool { + if (!intf.empty()) { #ifdef USE_IF2IP - auto ip_from_if = if2ip(address_family, intf); - if (ip_from_if.empty()) { ip_from_if = intf; } - if (!bind_ip_address(sock2, ip_from_if)) { - error = Error::BindIPAddress; - return false; - } + auto ip_from_if = if2ip(address_family, intf); + if (ip_from_if.empty()) { ip_from_if = intf; } + if (!bind_ip_address(sock2, ip_from_if)) { + error = Error::BindIPAddress; + return false; + } #endif - } - - set_nonblocking(sock2, true); - - auto ret = - ::connect(sock2, ai.ai_addr, static_cast(ai.ai_addrlen)); - - if (ret < 0) { - if (is_connection_error()) { - error = Error::Connection; - return false; - } - error = wait_until_socket_is_ready(sock2, connection_timeout_sec, - connection_timeout_usec); - if (error != Error::Success) { return false; } - } - - set_nonblocking(sock2, false); - - { -#ifdef _WIN32 - auto timeout = static_cast(read_timeout_sec * 1000 + - read_timeout_usec / 1000); - setsockopt(sock2, SOL_SOCKET, SO_RCVTIMEO, - reinterpret_cast(&timeout), sizeof(timeout)); -#else - timeval tv; - tv.tv_sec = static_cast(read_timeout_sec); - tv.tv_usec = static_cast(read_timeout_usec); - setsockopt(sock2, SOL_SOCKET, SO_RCVTIMEO, - reinterpret_cast(&tv), sizeof(tv)); -#endif - } - { - -#ifdef _WIN32 - auto timeout = static_cast(write_timeout_sec * 1000 + - write_timeout_usec / 1000); - setsockopt(sock2, SOL_SOCKET, SO_SNDTIMEO, - reinterpret_cast(&timeout), sizeof(timeout)); -#else - timeval tv; - tv.tv_sec = static_cast(write_timeout_sec); - tv.tv_usec = static_cast(write_timeout_usec); - setsockopt(sock2, SOL_SOCKET, SO_SNDTIMEO, - reinterpret_cast(&tv), sizeof(tv)); -#endif - } - - error = Error::Success; - return true; - }); - - if (sock != INVALID_SOCKET) { - error = Error::Success; - } - else { - if (error == Error::Success) { error = Error::Connection; } - } - - return sock; } - inline bool get_ip_and_port(const struct sockaddr_storage& addr, - socklen_t addr_len, std::string& ip, int& port) - { - if (addr.ss_family == AF_INET) { - port = ntohs(reinterpret_cast(&addr)->sin_port); - } - else if (addr.ss_family == AF_INET6) { - port = - ntohs(reinterpret_cast(&addr)->sin6_port); - } - else { - return false; - } + set_nonblocking(sock2, true); - std::array ipstr{}; - if (getnameinfo(reinterpret_cast(&addr), addr_len, - ipstr.data(), static_cast(ipstr.size()), nullptr, - 0, NI_NUMERICHOST)) { - return false; - } + auto ret = + ::connect(sock2, ai.ai_addr, static_cast(ai.ai_addrlen)); - ip = ipstr.data(); - return true; + if (ret < 0) { + if (is_connection_error()) { + error = Error::Connection; + return false; + } + error = wait_until_socket_is_ready(sock2, connection_timeout_sec, + connection_timeout_usec); + if (error != Error::Success) { + if (error == Error::ConnectionTimeout) { quit = true; } + return false; + } } - inline void get_local_ip_and_port(socket_t sock, std::string& ip, int& port) - { - struct sockaddr_storage addr; - socklen_t addr_len = sizeof(addr); - if (!getsockname(sock, reinterpret_cast(&addr), - &addr_len)) { - get_ip_and_port(addr, addr_len, ip, port); - } - } + set_nonblocking(sock2, false); + set_socket_opt_time(sock2, SOL_SOCKET, SO_RCVTIMEO, read_timeout_sec, + read_timeout_usec); + set_socket_opt_time(sock2, SOL_SOCKET, SO_SNDTIMEO, write_timeout_sec, + write_timeout_usec); - inline void get_remote_ip_and_port(socket_t sock, std::string& ip, int& port) - { - struct sockaddr_storage addr; - socklen_t addr_len = sizeof(addr); + error = Error::Success; + return true; + }); - if (!getpeername(sock, reinterpret_cast(&addr), - &addr_len)) { + if (sock != INVALID_SOCKET) { + error = Error::Success; + } else { + if (error == Error::Success) { error = Error::Connection; } + } + + return sock; +} + +inline bool get_ip_and_port(const struct sockaddr_storage &addr, + socklen_t addr_len, std::string &ip, int &port) { + if (addr.ss_family == AF_INET) { + port = ntohs(reinterpret_cast(&addr)->sin_port); + } else if (addr.ss_family == AF_INET6) { + port = + ntohs(reinterpret_cast(&addr)->sin6_port); + } else { + return false; + } + + std::array ipstr{}; + if (getnameinfo(reinterpret_cast(&addr), addr_len, + ipstr.data(), static_cast(ipstr.size()), nullptr, + 0, NI_NUMERICHOST)) { + return false; + } + + ip = ipstr.data(); + return true; +} + +inline void get_local_ip_and_port(socket_t sock, std::string &ip, int &port) { + struct sockaddr_storage addr; + socklen_t addr_len = sizeof(addr); + if (!getsockname(sock, reinterpret_cast(&addr), + &addr_len)) { + get_ip_and_port(addr, addr_len, ip, port); + } +} + +inline void get_remote_ip_and_port(socket_t sock, std::string &ip, int &port) { + struct sockaddr_storage addr; + socklen_t addr_len = sizeof(addr); + + if (!getpeername(sock, reinterpret_cast(&addr), + &addr_len)) { #ifndef _WIN32 - if (addr.ss_family == AF_UNIX) { + if (addr.ss_family == AF_UNIX) { #if defined(__linux__) - struct ucred ucred; - socklen_t len = sizeof(ucred); - if (getsockopt(sock, SOL_SOCKET, SO_PEERCRED, &ucred, &len) == 0) { - port = ucred.pid; - } + struct ucred ucred; + socklen_t len = sizeof(ucred); + if (getsockopt(sock, SOL_SOCKET, SO_PEERCRED, &ucred, &len) == 0) { + port = ucred.pid; + } #elif defined(SOL_LOCAL) && defined(SO_PEERPID) // __APPLE__ - pid_t pid; - socklen_t len = sizeof(pid); - if (getsockopt(sock, SOL_LOCAL, SO_PEERPID, &pid, &len) == 0) { - port = pid; - } + pid_t pid; + socklen_t len = sizeof(pid); + if (getsockopt(sock, SOL_LOCAL, SO_PEERPID, &pid, &len) == 0) { + port = pid; + } #endif - return; - } + return; + } #endif - get_ip_and_port(addr, addr_len, ip, port); - } - } + get_ip_and_port(addr, addr_len, ip, port); + } +} - inline constexpr unsigned int str2tag_core(const char* s, size_t l, - unsigned int h) - { - return (l == 0) - ? h - : str2tag_core( - s + 1, l - 1, - // Unsets the 6 high bits of h, therefore no overflow happens - (((std::numeric_limits::max)() >> 6) & - h * 33) ^ - static_cast(*s)); - } +inline constexpr unsigned int str2tag_core(const char *s, size_t l, + unsigned int h) { + return (l == 0) + ? h + : str2tag_core( + s + 1, l - 1, + // Unsets the 6 high bits of h, therefore no overflow happens + (((std::numeric_limits::max)() >> 6) & + h * 33) ^ + static_cast(*s)); +} - inline unsigned int str2tag(const std::string& s) - { - return str2tag_core(s.data(), s.size(), 0); - } +inline unsigned int str2tag(const std::string &s) { + return str2tag_core(s.data(), s.size(), 0); +} - namespace udl - { +namespace udl { - inline constexpr unsigned int operator"" _t(const char* s, size_t l) - { - return str2tag_core(s, l, 0); - } +inline constexpr unsigned int operator""_t(const char *s, size_t l) { + return str2tag_core(s, l, 0); +} - } // namespace udl +} // namespace udl - inline std::string - find_content_type(const std::string& path, - const std::map& user_data, - const std::string& default_content_type) - { - auto ext = file_extension(path); +inline std::string +find_content_type(const std::string &path, + const std::map &user_data, + const std::string &default_content_type) { + auto ext = file_extension(path); - auto it = user_data.find(ext); - if (it != user_data.end()) { return it->second; } + auto it = user_data.find(ext); + if (it != user_data.end()) { return it->second; } - using udl::operator""_t; + using udl::operator""_t; - switch (str2tag(ext)) { - default: return default_content_type; + switch (str2tag(ext)) { + default: return default_content_type; - case "css"_t: return "text/css"; - case "csv"_t: return "text/csv"; - case "htm"_t: - case "html"_t: return "text/html"; - case "js"_t: - case "mjs"_t: return "text/javascript"; - case "txt"_t: return "text/plain"; - case "vtt"_t: return "text/vtt"; + case "css"_t: return "text/css"; + case "csv"_t: return "text/csv"; + case "htm"_t: + case "html"_t: return "text/html"; + case "js"_t: + case "mjs"_t: return "text/javascript"; + case "txt"_t: return "text/plain"; + case "vtt"_t: return "text/vtt"; - case "apng"_t: return "image/apng"; - case "avif"_t: return "image/avif"; - case "bmp"_t: return "image/bmp"; - case "gif"_t: return "image/gif"; - case "png"_t: return "image/png"; - case "svg"_t: return "image/svg+xml"; - case "webp"_t: return "image/webp"; - case "ico"_t: return "image/x-icon"; - case "tif"_t: return "image/tiff"; - case "tiff"_t: return "image/tiff"; - case "jpg"_t: - case "jpeg"_t: return "image/jpeg"; + case "apng"_t: return "image/apng"; + case "avif"_t: return "image/avif"; + case "bmp"_t: return "image/bmp"; + case "gif"_t: return "image/gif"; + case "png"_t: return "image/png"; + case "svg"_t: return "image/svg+xml"; + case "webp"_t: return "image/webp"; + case "ico"_t: return "image/x-icon"; + case "tif"_t: return "image/tiff"; + case "tiff"_t: return "image/tiff"; + case "jpg"_t: + case "jpeg"_t: return "image/jpeg"; - case "mp4"_t: return "video/mp4"; - case "mpeg"_t: return "video/mpeg"; - case "webm"_t: return "video/webm"; + case "mp4"_t: return "video/mp4"; + case "mpeg"_t: return "video/mpeg"; + case "webm"_t: return "video/webm"; - case "mp3"_t: return "audio/mp3"; - case "mpga"_t: return "audio/mpeg"; - case "weba"_t: return "audio/webm"; - case "wav"_t: return "audio/wave"; + case "mp3"_t: return "audio/mp3"; + case "mpga"_t: return "audio/mpeg"; + case "weba"_t: return "audio/webm"; + case "wav"_t: return "audio/wave"; - case "otf"_t: return "font/otf"; - case "ttf"_t: return "font/ttf"; - case "woff"_t: return "font/woff"; - case "woff2"_t: return "font/woff2"; + case "otf"_t: return "font/otf"; + case "ttf"_t: return "font/ttf"; + case "woff"_t: return "font/woff"; + case "woff2"_t: return "font/woff2"; - case "7z"_t: return "application/x-7z-compressed"; - case "atom"_t: return "application/atom+xml"; - case "pdf"_t: return "application/pdf"; - case "json"_t: return "application/json"; - case "rss"_t: return "application/rss+xml"; - case "tar"_t: return "application/x-tar"; - case "xht"_t: - case "xhtml"_t: return "application/xhtml+xml"; - case "xslt"_t: return "application/xslt+xml"; - case "xml"_t: return "application/xml"; - case "gz"_t: return "application/gzip"; - case "zip"_t: return "application/zip"; - case "wasm"_t: return "application/wasm"; - } - } + case "7z"_t: return "application/x-7z-compressed"; + case "atom"_t: return "application/atom+xml"; + case "pdf"_t: return "application/pdf"; + case "json"_t: return "application/json"; + case "rss"_t: return "application/rss+xml"; + case "tar"_t: return "application/x-tar"; + case "xht"_t: + case "xhtml"_t: return "application/xhtml+xml"; + case "xslt"_t: return "application/xslt+xml"; + case "xml"_t: return "application/xml"; + case "gz"_t: return "application/gzip"; + case "zip"_t: return "application/zip"; + case "wasm"_t: return "application/wasm"; + } +} - inline bool can_compress_content_type(const std::string& content_type) - { - using udl::operator""_t; +inline bool can_compress_content_type(const std::string &content_type) { + using udl::operator""_t; - auto tag = str2tag(content_type); + auto tag = str2tag(content_type); - switch (tag) { - case "image/svg+xml"_t: - case "application/javascript"_t: - case "application/json"_t: - case "application/xml"_t: - case "application/protobuf"_t: - case "application/xhtml+xml"_t: return true; + switch (tag) { + case "image/svg+xml"_t: + case "application/javascript"_t: + case "application/json"_t: + case "application/xml"_t: + case "application/protobuf"_t: + case "application/xhtml+xml"_t: return true; - default: - return !content_type.rfind("text/", 0) && tag != "text/event-stream"_t; - } - } + case "text/event-stream"_t: return false; - inline EncodingType encoding_type(const Request& req, const Response& res) - { - auto ret = - detail::can_compress_content_type(res.get_header_value("Content-Type")); - if (!ret) { return EncodingType::None; } + default: return !content_type.rfind("text/", 0); + } +} - const auto& s = req.get_header_value("Accept-Encoding"); - (void)(s); +inline EncodingType encoding_type(const Request &req, const Response &res) { + auto ret = + detail::can_compress_content_type(res.get_header_value("Content-Type")); + if (!ret) { return EncodingType::None; } + + const auto &s = req.get_header_value("Accept-Encoding"); + (void)(s); #ifdef CPPHTTPLIB_BROTLI_SUPPORT - // TODO: 'Accept-Encoding' has br, not br;q=0 - ret = s.find("br") != std::string::npos; - if (ret) { return EncodingType::Brotli; } + // TODO: 'Accept-Encoding' has br, not br;q=0 + ret = s.find("br") != std::string::npos; + if (ret) { return EncodingType::Brotli; } #endif #ifdef CPPHTTPLIB_ZLIB_SUPPORT - // TODO: 'Accept-Encoding' has gzip, not gzip;q=0 - ret = s.find("gzip") != std::string::npos; - if (ret) { return EncodingType::Gzip; } + // TODO: 'Accept-Encoding' has gzip, not gzip;q=0 + ret = s.find("gzip") != std::string::npos; + if (ret) { return EncodingType::Gzip; } #endif - return EncodingType::None; - } + return EncodingType::None; +} - inline bool nocompressor::compress(const char* data, size_t data_length, - bool /*last*/, Callback callback) - { - if (!data_length) { return true; } - return callback(data, data_length); - } +inline bool nocompressor::compress(const char *data, size_t data_length, + bool /*last*/, Callback callback) { + if (!data_length) { return true; } + return callback(data, data_length); +} #ifdef CPPHTTPLIB_ZLIB_SUPPORT - inline gzip_compressor::gzip_compressor() - { - std::memset(&strm_, 0, sizeof(strm_)); - strm_.zalloc = Z_NULL; - strm_.zfree = Z_NULL; - strm_.opaque = Z_NULL; +inline gzip_compressor::gzip_compressor() { + std::memset(&strm_, 0, sizeof(strm_)); + strm_.zalloc = Z_NULL; + strm_.zfree = Z_NULL; + strm_.opaque = Z_NULL; - is_valid_ = deflateInit2(&strm_, Z_DEFAULT_COMPRESSION, Z_DEFLATED, 31, 8, - Z_DEFAULT_STRATEGY) == Z_OK; - } + is_valid_ = deflateInit2(&strm_, Z_DEFAULT_COMPRESSION, Z_DEFLATED, 31, 8, + Z_DEFAULT_STRATEGY) == Z_OK; +} - inline gzip_compressor::~gzip_compressor() { deflateEnd(&strm_); } +inline gzip_compressor::~gzip_compressor() { deflateEnd(&strm_); } - inline bool gzip_compressor::compress(const char* data, size_t data_length, - bool last, Callback callback) - { - assert(is_valid_); +inline bool gzip_compressor::compress(const char *data, size_t data_length, + bool last, Callback callback) { + assert(is_valid_); - do { - constexpr size_t max_avail_in = - (std::numeric_limits::max)(); + do { + constexpr size_t max_avail_in = + (std::numeric_limits::max)(); - strm_.avail_in = static_cast( - (std::min)(data_length, max_avail_in)); - strm_.next_in = const_cast(reinterpret_cast(data)); + strm_.avail_in = static_cast( + (std::min)(data_length, max_avail_in)); + strm_.next_in = const_cast(reinterpret_cast(data)); - data_length -= strm_.avail_in; - data += strm_.avail_in; + data_length -= strm_.avail_in; + data += strm_.avail_in; - auto flush = (last && data_length == 0) ? Z_FINISH : Z_NO_FLUSH; - auto ret = Z_OK; + auto flush = (last && data_length == 0) ? Z_FINISH : Z_NO_FLUSH; + auto ret = Z_OK; - std::array buff{}; - do { - strm_.avail_out = static_cast(buff.size()); - strm_.next_out = reinterpret_cast(buff.data()); + std::array buff{}; + do { + strm_.avail_out = static_cast(buff.size()); + strm_.next_out = reinterpret_cast(buff.data()); - ret = deflate(&strm_, flush); - if (ret == Z_STREAM_ERROR) { return false; } + ret = deflate(&strm_, flush); + if (ret == Z_STREAM_ERROR) { return false; } - if (!callback(buff.data(), buff.size() - strm_.avail_out)) { - return false; - } - } while (strm_.avail_out == 0); + if (!callback(buff.data(), buff.size() - strm_.avail_out)) { + return false; + } + } while (strm_.avail_out == 0); - assert((flush == Z_FINISH && ret == Z_STREAM_END) || - (flush == Z_NO_FLUSH && ret == Z_OK)); - assert(strm_.avail_in == 0); - } while (data_length > 0); + assert((flush == Z_FINISH && ret == Z_STREAM_END) || + (flush == Z_NO_FLUSH && ret == Z_OK)); + assert(strm_.avail_in == 0); + } while (data_length > 0); - return true; - } + return true; +} - inline gzip_decompressor::gzip_decompressor() - { - std::memset(&strm_, 0, sizeof(strm_)); - strm_.zalloc = Z_NULL; - strm_.zfree = Z_NULL; - strm_.opaque = Z_NULL; +inline gzip_decompressor::gzip_decompressor() { + std::memset(&strm_, 0, sizeof(strm_)); + strm_.zalloc = Z_NULL; + strm_.zfree = Z_NULL; + strm_.opaque = Z_NULL; - // 15 is the value of wbits, which should be at the maximum possible value - // to ensure that any gzip stream can be decoded. The offset of 32 specifies - // that the stream type should be automatically detected either gzip or - // deflate. - is_valid_ = inflateInit2(&strm_, 32 + 15) == Z_OK; - } + // 15 is the value of wbits, which should be at the maximum possible value + // to ensure that any gzip stream can be decoded. The offset of 32 specifies + // that the stream type should be automatically detected either gzip or + // deflate. + is_valid_ = inflateInit2(&strm_, 32 + 15) == Z_OK; +} - inline gzip_decompressor::~gzip_decompressor() { inflateEnd(&strm_); } +inline gzip_decompressor::~gzip_decompressor() { inflateEnd(&strm_); } - inline bool gzip_decompressor::is_valid() const { return is_valid_; } +inline bool gzip_decompressor::is_valid() const { return is_valid_; } - inline bool gzip_decompressor::decompress(const char* data, size_t data_length, - Callback callback) - { - assert(is_valid_); +inline bool gzip_decompressor::decompress(const char *data, size_t data_length, + Callback callback) { + assert(is_valid_); - auto ret = Z_OK; + auto ret = Z_OK; - do { - constexpr size_t max_avail_in = - (std::numeric_limits::max)(); + do { + constexpr size_t max_avail_in = + (std::numeric_limits::max)(); - strm_.avail_in = static_cast( - (std::min)(data_length, max_avail_in)); - strm_.next_in = const_cast(reinterpret_cast(data)); + strm_.avail_in = static_cast( + (std::min)(data_length, max_avail_in)); + strm_.next_in = const_cast(reinterpret_cast(data)); - data_length -= strm_.avail_in; - data += strm_.avail_in; + data_length -= strm_.avail_in; + data += strm_.avail_in; - std::array buff{}; - while (strm_.avail_in > 0 && ret == Z_OK) { - strm_.avail_out = static_cast(buff.size()); - strm_.next_out = reinterpret_cast(buff.data()); + std::array buff{}; + while (strm_.avail_in > 0 && ret == Z_OK) { + strm_.avail_out = static_cast(buff.size()); + strm_.next_out = reinterpret_cast(buff.data()); - ret = inflate(&strm_, Z_NO_FLUSH); + ret = inflate(&strm_, Z_NO_FLUSH); - assert(ret != Z_STREAM_ERROR); - switch (ret) { - case Z_NEED_DICT: - case Z_DATA_ERROR: - case Z_MEM_ERROR: inflateEnd(&strm_); return false; - } + assert(ret != Z_STREAM_ERROR); + switch (ret) { + case Z_NEED_DICT: + case Z_DATA_ERROR: + case Z_MEM_ERROR: inflateEnd(&strm_); return false; + } - if (!callback(buff.data(), buff.size() - strm_.avail_out)) { - return false; - } - } + if (!callback(buff.data(), buff.size() - strm_.avail_out)) { + return false; + } + } - if (ret != Z_OK && ret != Z_STREAM_END) { return false; } + if (ret != Z_OK && ret != Z_STREAM_END) { return false; } - } while (data_length > 0); + } while (data_length > 0); - return true; - } + return true; +} #endif #ifdef CPPHTTPLIB_BROTLI_SUPPORT - inline brotli_compressor::brotli_compressor() - { - state_ = BrotliEncoderCreateInstance(nullptr, nullptr, nullptr); - } +inline brotli_compressor::brotli_compressor() { + state_ = BrotliEncoderCreateInstance(nullptr, nullptr, nullptr); +} - inline brotli_compressor::~brotli_compressor() - { - BrotliEncoderDestroyInstance(state_); - } +inline brotli_compressor::~brotli_compressor() { + BrotliEncoderDestroyInstance(state_); +} - inline bool brotli_compressor::compress(const char* data, size_t data_length, - bool last, Callback callback) - { - std::array buff{}; +inline bool brotli_compressor::compress(const char *data, size_t data_length, + bool last, Callback callback) { + std::array buff{}; - auto operation = last ? BROTLI_OPERATION_FINISH : BROTLI_OPERATION_PROCESS; - auto available_in = data_length; - auto next_in = reinterpret_cast(data); + auto operation = last ? BROTLI_OPERATION_FINISH : BROTLI_OPERATION_PROCESS; + auto available_in = data_length; + auto next_in = reinterpret_cast(data); - for (;;) { - if (last) { - if (BrotliEncoderIsFinished(state_)) { break; } - } - else { - if (!available_in) { break; } - } + for (;;) { + if (last) { + if (BrotliEncoderIsFinished(state_)) { break; } + } else { + if (!available_in) { break; } + } - auto available_out = buff.size(); - auto next_out = buff.data(); + auto available_out = buff.size(); + auto next_out = buff.data(); - if (!BrotliEncoderCompressStream(state_, operation, &available_in, &next_in, - &available_out, &next_out, nullptr)) { - return false; - } + if (!BrotliEncoderCompressStream(state_, operation, &available_in, &next_in, + &available_out, &next_out, nullptr)) { + return false; + } - auto output_bytes = buff.size() - available_out; - if (output_bytes) { - callback(reinterpret_cast(buff.data()), output_bytes); - } - } + auto output_bytes = buff.size() - available_out; + if (output_bytes) { + callback(reinterpret_cast(buff.data()), output_bytes); + } + } - return true; - } + return true; +} - inline brotli_decompressor::brotli_decompressor() - { - decoder_s = BrotliDecoderCreateInstance(0, 0, 0); - decoder_r = decoder_s ? BROTLI_DECODER_RESULT_NEEDS_MORE_INPUT - : BROTLI_DECODER_RESULT_ERROR; - } +inline brotli_decompressor::brotli_decompressor() { + decoder_s = BrotliDecoderCreateInstance(0, 0, 0); + decoder_r = decoder_s ? BROTLI_DECODER_RESULT_NEEDS_MORE_INPUT + : BROTLI_DECODER_RESULT_ERROR; +} - inline brotli_decompressor::~brotli_decompressor() - { - if (decoder_s) { BrotliDecoderDestroyInstance(decoder_s); } - } +inline brotli_decompressor::~brotli_decompressor() { + if (decoder_s) { BrotliDecoderDestroyInstance(decoder_s); } +} - inline bool brotli_decompressor::is_valid() const { return decoder_s; } +inline bool brotli_decompressor::is_valid() const { return decoder_s; } - inline bool brotli_decompressor::decompress(const char* data, - size_t data_length, - Callback callback) - { - if (decoder_r == BROTLI_DECODER_RESULT_SUCCESS || - decoder_r == BROTLI_DECODER_RESULT_ERROR) { - return 0; - } +inline bool brotli_decompressor::decompress(const char *data, + size_t data_length, + Callback callback) { + if (decoder_r == BROTLI_DECODER_RESULT_SUCCESS || + decoder_r == BROTLI_DECODER_RESULT_ERROR) { + return 0; + } - auto next_in = reinterpret_cast(data); - size_t avail_in = data_length; - size_t total_out; + auto next_in = reinterpret_cast(data); + size_t avail_in = data_length; + size_t total_out; - decoder_r = BROTLI_DECODER_RESULT_NEEDS_MORE_OUTPUT; + decoder_r = BROTLI_DECODER_RESULT_NEEDS_MORE_OUTPUT; - std::array buff{}; - while (decoder_r == BROTLI_DECODER_RESULT_NEEDS_MORE_OUTPUT) { - char* next_out = buff.data(); - size_t avail_out = buff.size(); + std::array buff{}; + while (decoder_r == BROTLI_DECODER_RESULT_NEEDS_MORE_OUTPUT) { + char *next_out = buff.data(); + size_t avail_out = buff.size(); - decoder_r = BrotliDecoderDecompressStream( - decoder_s, &avail_in, &next_in, &avail_out, - reinterpret_cast(&next_out), &total_out); + decoder_r = BrotliDecoderDecompressStream( + decoder_s, &avail_in, &next_in, &avail_out, + reinterpret_cast(&next_out), &total_out); - if (decoder_r == BROTLI_DECODER_RESULT_ERROR) { return false; } + if (decoder_r == BROTLI_DECODER_RESULT_ERROR) { return false; } - if (!callback(buff.data(), buff.size() - avail_out)) { return false; } - } + if (!callback(buff.data(), buff.size() - avail_out)) { return false; } + } - return decoder_r == BROTLI_DECODER_RESULT_SUCCESS || - decoder_r == BROTLI_DECODER_RESULT_NEEDS_MORE_INPUT; - } + return decoder_r == BROTLI_DECODER_RESULT_SUCCESS || + decoder_r == BROTLI_DECODER_RESULT_NEEDS_MORE_INPUT; +} #endif - inline bool has_header(const Headers& headers, const std::string& key) - { - return headers.find(key) != headers.end(); - } +inline bool has_header(const Headers &headers, const std::string &key) { + return headers.find(key) != headers.end(); +} - inline const char* get_header_value(const Headers& headers, - const std::string& key, size_t id, - const char* def) - { - auto rng = headers.equal_range(key); - auto it = rng.first; - std::advance(it, static_cast(id)); - if (it != rng.second) { return it->second.c_str(); } - return def; - } +inline const char *get_header_value(const Headers &headers, + const std::string &key, const char *def, + size_t id) { + auto rng = headers.equal_range(key); + auto it = rng.first; + std::advance(it, static_cast(id)); + if (it != rng.second) { return it->second.c_str(); } + return def; +} - inline bool compare_case_ignore(const std::string& a, const std::string& b) - { - if (a.size() != b.size()) { return false; } - for (size_t i = 0; i < b.size(); i++) { - if (::tolower(a[i]) != ::tolower(b[i])) { return false; } - } - return true; - } +template +inline bool parse_header(const char *beg, const char *end, T fn) { + // Skip trailing spaces and tabs. + while (beg < end && is_space_or_tab(end[-1])) { + end--; + } - template - inline bool parse_header(const char* beg, const char* end, T fn) - { - // Skip trailing spaces and tabs. - while (beg < end && is_space_or_tab(end[-1])) { - end--; - } + auto p = beg; + while (p < end && *p != ':') { + p++; + } - auto p = beg; - while (p < end && *p != ':') { - p++; - } + if (p == end) { return false; } - if (p == end) { return false; } + auto key_end = p; - auto key_end = p; + if (*p++ != ':') { return false; } - if (*p++ != ':') { return false; } + while (p < end && is_space_or_tab(*p)) { + p++; + } - while (p < end && is_space_or_tab(*p)) { - p++; - } + if (p <= end) { + auto key_len = key_end - beg; + if (!key_len) { return false; } - if (p < end) { - auto key_len = key_end - beg; - if (!key_len) { return false; } + auto key = std::string(beg, key_end); + auto val = std::string(p, end); - auto key = std::string(beg, key_end); - auto val = compare_case_ignore(key, "Location") - ? std::string(p, end) - : decode_url(std::string(p, end), false); - fn(key, val); - return true; - } + if (!detail::fields::is_field_value(val)) { return false; } - return false; - } + if (case_ignore::equal(key, "Location") || + case_ignore::equal(key, "Referer")) { + fn(key, val); + } else { + fn(key, decode_url(val, false)); + } - inline bool read_headers(Stream& strm, Headers& headers) - { - const auto bufsiz = 2048; - char buf[bufsiz]; - stream_line_reader line_reader(strm, buf, bufsiz); + return true; + } - for (;;) { - if (!line_reader.getline()) { return false; } + return false; +} - // Check if the line ends with CRLF. - auto line_terminator_len = 2; - if (line_reader.end_with_crlf()) { - // Blank line indicates end of headers. - if (line_reader.size() == 2) { break; } +inline bool read_headers(Stream &strm, Headers &headers) { + const auto bufsiz = 2048; + char buf[bufsiz]; + stream_line_reader line_reader(strm, buf, bufsiz); + + for (;;) { + if (!line_reader.getline()) { return false; } + + // Check if the line ends with CRLF. + auto line_terminator_len = 2; + if (line_reader.end_with_crlf()) { + // Blank line indicates end of headers. + if (line_reader.size() == 2) { break; } + } else { #ifdef CPPHTTPLIB_ALLOW_LF_AS_LINE_TERMINATOR - } - else { - // Blank line indicates end of headers. - if (line_reader.size() == 1) { break; } - line_terminator_len = 1; - } + // Blank line indicates end of headers. + if (line_reader.size() == 1) { break; } + line_terminator_len = 1; #else - } - else { - continue; // Skip invalid line. - } + continue; // Skip invalid line. #endif + } - if (line_reader.size() > CPPHTTPLIB_HEADER_MAX_LENGTH) { return false; } + if (line_reader.size() > CPPHTTPLIB_HEADER_MAX_LENGTH) { return false; } - // Exclude line terminator - auto end = line_reader.ptr() + line_reader.size() - line_terminator_len; + // Exclude line terminator + auto end = line_reader.ptr() + line_reader.size() - line_terminator_len; - parse_header(line_reader.ptr(), end, - [&](const std::string& key, const std::string& val) { + if (!parse_header(line_reader.ptr(), end, + [&](const std::string &key, const std::string &val) { headers.emplace(key, val); - }); - } + })) { + return false; + } + } - return true; - } + return true; +} - inline bool read_content_with_length(Stream& strm, uint64_t len, - Progress progress, - ContentReceiverWithProgress out) - { - char buf[CPPHTTPLIB_RECV_BUFSIZ]; +inline bool read_content_with_length(Stream &strm, uint64_t len, + Progress progress, + ContentReceiverWithProgress out) { + char buf[CPPHTTPLIB_RECV_BUFSIZ]; - uint64_t r = 0; - while (r < len) { - auto read_len = static_cast(len - r); - auto n = strm.read(buf, (std::min)(read_len, CPPHTTPLIB_RECV_BUFSIZ)); - if (n <= 0) { return false; } + uint64_t r = 0; + while (r < len) { + auto read_len = static_cast(len - r); + auto n = strm.read(buf, (std::min)(read_len, CPPHTTPLIB_RECV_BUFSIZ)); + if (n <= 0) { return false; } - if (!out(buf, static_cast(n), r, len)) { return false; } - r += static_cast(n); + if (!out(buf, static_cast(n), r, len)) { return false; } + r += static_cast(n); - if (progress) { - if (!progress(r, len)) { return false; } - } - } + if (progress) { + if (!progress(r, len)) { return false; } + } + } - return true; - } + return true; +} - inline void skip_content_with_length(Stream& strm, uint64_t len) - { - char buf[CPPHTTPLIB_RECV_BUFSIZ]; - uint64_t r = 0; - while (r < len) { - auto read_len = static_cast(len - r); - auto n = strm.read(buf, (std::min)(read_len, CPPHTTPLIB_RECV_BUFSIZ)); - if (n <= 0) { return; } - r += static_cast(n); - } - } +inline void skip_content_with_length(Stream &strm, uint64_t len) { + char buf[CPPHTTPLIB_RECV_BUFSIZ]; + uint64_t r = 0; + while (r < len) { + auto read_len = static_cast(len - r); + auto n = strm.read(buf, (std::min)(read_len, CPPHTTPLIB_RECV_BUFSIZ)); + if (n <= 0) { return; } + r += static_cast(n); + } +} - inline bool read_content_without_length(Stream& strm, - ContentReceiverWithProgress out) - { - char buf[CPPHTTPLIB_RECV_BUFSIZ]; - uint64_t r = 0; - for (;;) { - auto n = strm.read(buf, CPPHTTPLIB_RECV_BUFSIZ); - if (n <= 0) { return true; } +inline bool read_content_without_length(Stream &strm, + ContentReceiverWithProgress out) { + char buf[CPPHTTPLIB_RECV_BUFSIZ]; + uint64_t r = 0; + for (;;) { + auto n = strm.read(buf, CPPHTTPLIB_RECV_BUFSIZ); + if (n <= 0) { return false; } - if (!out(buf, static_cast(n), r, 0)) { return false; } - r += static_cast(n); - } + if (!out(buf, static_cast(n), r, 0)) { return false; } + r += static_cast(n); + } - return true; - } + return true; +} - template - inline bool read_content_chunked(Stream& strm, T& x, - ContentReceiverWithProgress out) - { - const auto bufsiz = 16; - char buf[bufsiz]; +template +inline bool read_content_chunked(Stream &strm, T &x, + ContentReceiverWithProgress out) { + const auto bufsiz = 16; + char buf[bufsiz]; - stream_line_reader line_reader(strm, buf, bufsiz); + stream_line_reader line_reader(strm, buf, bufsiz); - if (!line_reader.getline()) { return false; } + if (!line_reader.getline()) { return false; } - unsigned long chunk_len; - while (true) { - char* end_ptr; + unsigned long chunk_len; + while (true) { + char *end_ptr; - chunk_len = std::strtoul(line_reader.ptr(), &end_ptr, 16); + chunk_len = std::strtoul(line_reader.ptr(), &end_ptr, 16); - if (end_ptr == line_reader.ptr()) { return false; } - if (chunk_len == ULONG_MAX) { return false; } + if (end_ptr == line_reader.ptr()) { return false; } + if (chunk_len == ULONG_MAX) { return false; } - if (chunk_len == 0) { break; } + if (chunk_len == 0) { break; } - if (!read_content_with_length(strm, chunk_len, nullptr, out)) { - return false; - } + if (!read_content_with_length(strm, chunk_len, nullptr, out)) { + return false; + } - if (!line_reader.getline()) { return false; } + if (!line_reader.getline()) { return false; } - if (strcmp(line_reader.ptr(), "\r\n") != 0) { return false; } + if (strcmp(line_reader.ptr(), "\r\n") != 0) { return false; } - if (!line_reader.getline()) { return false; } - } + if (!line_reader.getline()) { return false; } + } - assert(chunk_len == 0); + assert(chunk_len == 0); - // Trailer - if (!line_reader.getline()) { return false; } + // NOTE: In RFC 9112, '7.1 Chunked Transfer Coding' mentions "The chunked + // transfer coding is complete when a chunk with a chunk-size of zero is + // received, possibly followed by a trailer section, and finally terminated by + // an empty line". https://www.rfc-editor.org/rfc/rfc9112.html#section-7.1 + // + // In '7.1.3. Decoding Chunked', however, the pseudo-code in the section + // does't care for the existence of the final CRLF. In other words, it seems + // to be ok whether the final CRLF exists or not in the chunked data. + // https://www.rfc-editor.org/rfc/rfc9112.html#section-7.1.3 + // + // According to the reference code in RFC 9112, cpp-httplib now allows + // chunked transfer coding data without the final CRLF. + if (!line_reader.getline()) { return true; } - while (strcmp(line_reader.ptr(), "\r\n") != 0) { - if (line_reader.size() > CPPHTTPLIB_HEADER_MAX_LENGTH) { return false; } + while (strcmp(line_reader.ptr(), "\r\n") != 0) { + if (line_reader.size() > CPPHTTPLIB_HEADER_MAX_LENGTH) { return false; } - // Exclude line terminator - constexpr auto line_terminator_len = 2; - auto end = line_reader.ptr() + line_reader.size() - line_terminator_len; + // Exclude line terminator + constexpr auto line_terminator_len = 2; + auto end = line_reader.ptr() + line_reader.size() - line_terminator_len; - parse_header(line_reader.ptr(), end, - [&](const std::string& key, const std::string& val) { - x.headers.emplace(key, val); - }); + parse_header(line_reader.ptr(), end, + [&](const std::string &key, const std::string &val) { + x.headers.emplace(key, val); + }); - if (!line_reader.getline()) { return false; } - } + if (!line_reader.getline()) { return false; } + } - return true; - } + return true; +} - inline bool is_chunked_transfer_encoding(const Headers& headers) - { - return compare_case_ignore( - get_header_value(headers, "Transfer-Encoding", 0, ""), "chunked"); - } +inline bool is_chunked_transfer_encoding(const Headers &headers) { + return case_ignore::equal( + get_header_value(headers, "Transfer-Encoding", "", 0), "chunked"); +} - template - bool prepare_content_receiver(T& x, int& status, - ContentReceiverWithProgress receiver, - bool decompress, U callback) - { - if (decompress) { - std::string encoding = x.get_header_value("Content-Encoding"); - std::unique_ptr decompressor; +template +bool prepare_content_receiver(T &x, int &status, + ContentReceiverWithProgress receiver, + bool decompress, U callback) { + if (decompress) { + std::string encoding = x.get_header_value("Content-Encoding"); + std::unique_ptr decompressor; - if (encoding == "gzip" || encoding == "deflate") { + if (encoding == "gzip" || encoding == "deflate") { #ifdef CPPHTTPLIB_ZLIB_SUPPORT - decompressor = detail::make_unique(); + decompressor = detail::make_unique(); #else - status = StatusCode::UnsupportedMediaType_415; - return false; + status = StatusCode::UnsupportedMediaType_415; + return false; #endif - } - else if (encoding.find("br") != std::string::npos) { + } else if (encoding.find("br") != std::string::npos) { #ifdef CPPHTTPLIB_BROTLI_SUPPORT - decompressor = detail::make_unique(); + decompressor = detail::make_unique(); #else - status = StatusCode::UnsupportedMediaType_415; - return false; + status = StatusCode::UnsupportedMediaType_415; + return false; #endif - } - - if (decompressor) { - if (decompressor->is_valid()) { - ContentReceiverWithProgress out = [&](const char* buf, size_t n, - uint64_t off, uint64_t len) { - return decompressor->decompress(buf, n, - [&](const char* buf2, size_t n2) { - return receiver(buf2, n2, off, len); - }); - }; - return callback(std::move(out)); - } - else { - status = StatusCode::InternalServerError_500; - return false; - } - } - } - - ContentReceiverWithProgress out = [&](const char* buf, size_t n, uint64_t off, - uint64_t len) { - return receiver(buf, n, off, len); - }; - return callback(std::move(out)); - } - - template - bool read_content(Stream& strm, T& x, size_t payload_max_length, int& status, - Progress progress, ContentReceiverWithProgress receiver, - bool decompress) - { - return prepare_content_receiver( - x, status, std::move(receiver), decompress, - [&](const ContentReceiverWithProgress& out) { - auto ret = true; - auto exceed_payload_max_length = false; - - if (is_chunked_transfer_encoding(x.headers)) { - ret = read_content_chunked(strm, x, out); - } - else if (!has_header(x.headers, "Content-Length")) { - ret = read_content_without_length(strm, out); - } - else { - auto len = get_header_value_u64(x.headers, "Content-Length", 0, 0); - if (len > payload_max_length) { - exceed_payload_max_length = true; - skip_content_with_length(strm, len); - ret = false; - } - else if (len > 0) { - ret = read_content_with_length(strm, len, std::move(progress), out); - } - } - - if (!ret) { - status = exceed_payload_max_length ? StatusCode::PayloadTooLarge_413 - : StatusCode::BadRequest_400; - } - return ret; - }); - } // namespace detail - - inline ssize_t write_headers(Stream& strm, const Headers& headers) - { - ssize_t write_len = 0; - for (const auto& x : headers) { - auto len = - strm.write_format("%s: %s\r\n", x.first.c_str(), x.second.c_str()); - if (len < 0) { return len; } - write_len += len; - } - auto len = strm.write("\r\n"); - if (len < 0) { return len; } - write_len += len; - return write_len; - } - - inline bool write_data(Stream& strm, const char* d, size_t l) - { - size_t offset = 0; - while (offset < l) { - auto length = strm.write(d + offset, l - offset); - if (length < 0) { return false; } - offset += static_cast(length); - } - return true; - } - - template - inline bool write_content(Stream& strm, const ContentProvider& content_provider, - size_t offset, size_t length, T is_shutting_down, - Error& error) - { - size_t end_offset = offset + length; - auto ok = true; - DataSink data_sink; - - data_sink.write = [&](const char* d, size_t l) -> bool { - if (ok) { - if (strm.is_writable() && write_data(strm, d, l)) { - offset += l; - } - else { - ok = false; - } - } - return ok; - }; - - data_sink.is_writable = [&]() -> bool { return strm.is_writable(); }; - - while (offset < end_offset && !is_shutting_down()) { - if (!strm.is_writable()) { - error = Error::Write; - return false; - } - else if (!content_provider(offset, end_offset - offset, data_sink)) { - error = Error::Canceled; - return false; - } - else if (!ok) { - error = Error::Write; - return false; - } - } - - error = Error::Success; - return true; - } - - template - inline bool write_content(Stream& strm, const ContentProvider& content_provider, - size_t offset, size_t length, - const T& is_shutting_down) - { - auto error = Error::Success; - return write_content(strm, content_provider, offset, length, is_shutting_down, - error); - } - - template - inline bool - write_content_without_length(Stream& strm, - const ContentProvider& content_provider, - const T& is_shutting_down) - { - size_t offset = 0; - auto data_available = true; - auto ok = true; - DataSink data_sink; - - data_sink.write = [&](const char* d, size_t l) -> bool { - if (ok) { - offset += l; - if (!strm.is_writable() || !write_data(strm, d, l)) { ok = false; } - } - return ok; - }; - - data_sink.is_writable = [&]() -> bool { return strm.is_writable(); }; - - data_sink.done = [&](void) { data_available = false; }; - - while (data_available && !is_shutting_down()) { - if (!strm.is_writable()) { - return false; - } - else if (!content_provider(offset, 0, data_sink)) { - return false; - } - else if (!ok) { - return false; - } - } - return true; - } - - template - inline bool - write_content_chunked(Stream& strm, const ContentProvider& content_provider, - const T& is_shutting_down, U& compressor, Error& error) - { - size_t offset = 0; - auto data_available = true; - auto ok = true; - DataSink data_sink; - - data_sink.write = [&](const char* d, size_t l) -> bool { - if (ok) { - data_available = l > 0; - offset += l; - - std::string payload; - if (compressor.compress(d, l, false, - [&](const char* data, size_t data_len) { - payload.append(data, data_len); - return true; - })) { - if (!payload.empty()) { - // Emit chunked response header and footer for each chunk - auto chunk = - from_i_to_hex(payload.size()) + "\r\n" + payload + "\r\n"; - if (!strm.is_writable() || - !write_data(strm, chunk.data(), chunk.size())) { - ok = false; - } - } - } - else { - ok = false; - } - } - return ok; - }; - - data_sink.is_writable = [&]() -> bool { return strm.is_writable(); }; - - auto done_with_trailer = [&](const Headers* trailer) { - if (!ok) { return; } - - data_available = false; - - std::string payload; - if (!compressor.compress(nullptr, 0, true, - [&](const char* data, size_t data_len) { - payload.append(data, data_len); - return true; - })) { - ok = false; - return; - } - - if (!payload.empty()) { - // Emit chunked response header and footer for each chunk - auto chunk = from_i_to_hex(payload.size()) + "\r\n" + payload + "\r\n"; - if (!strm.is_writable() || - !write_data(strm, chunk.data(), chunk.size())) { - ok = false; - return; - } - } - - static const std::string done_marker("0\r\n"); - if (!write_data(strm, done_marker.data(), done_marker.size())) { - ok = false; - } - - // Trailer - if (trailer) { - for (const auto& kv : *trailer) { - std::string field_line = kv.first + ": " + kv.second + "\r\n"; - if (!write_data(strm, field_line.data(), field_line.size())) { - ok = false; - } - } - } - - static const std::string crlf("\r\n"); - if (!write_data(strm, crlf.data(), crlf.size())) { ok = false; } - }; - - data_sink.done = [&](void) { done_with_trailer(nullptr); }; - - data_sink.done_with_trailer = [&](const Headers& trailer) { - done_with_trailer(&trailer); - }; - - while (data_available && !is_shutting_down()) { - if (!strm.is_writable()) { - error = Error::Write; - return false; - } - else if (!content_provider(offset, 0, data_sink)) { - error = Error::Canceled; - return false; - } - else if (!ok) { - error = Error::Write; - return false; - } - } - - error = Error::Success; - return true; - } - - template - inline bool write_content_chunked(Stream& strm, - const ContentProvider& content_provider, - const T& is_shutting_down, U& compressor) - { - auto error = Error::Success; - return write_content_chunked(strm, content_provider, is_shutting_down, - compressor, error); - } - - template - inline bool redirect(T& cli, Request& req, Response& res, - const std::string& path, const std::string& location, - Error& error) - { - Request new_req = req; - new_req.path = path; - new_req.redirect_count_ -= 1; - - if (res.status == StatusCode::SeeOther_303 && - (req.method != "GET" && req.method != "HEAD")) { - new_req.method = "GET"; - new_req.body.clear(); - new_req.headers.clear(); - } - - Response new_res; - - auto ret = cli.send(new_req, new_res, error); - if (ret) { - req = new_req; - res = new_res; - - if (res.location.empty()) { res.location = location; } - } - return ret; - } - - inline std::string params_to_query_str(const Params& params) - { - std::string query; - - for (auto it = params.begin(); it != params.end(); ++it) { - if (it != params.begin()) { query += "&"; } - query += it->first; - query += "="; - query += encode_query_param(it->second); - } - return query; - } - - inline void parse_query_text(const char* data, std::size_t size, - Params& params) - { - std::set cache; - split(data, data + size, '&', [&](const char* b, const char* e) { - std::string kv(b, e); - if (cache.find(kv) != cache.end()) { return; } - cache.insert(std::move(kv)); - - std::string key; - std::string val; - divide(b, static_cast(e - b), '=', - [&](const char* lhs_data, std::size_t lhs_size, const char* rhs_data, - std::size_t rhs_size) { - key.assign(lhs_data, lhs_size); - val.assign(rhs_data, rhs_size); - }); - - if (!key.empty()) { - params.emplace(decode_url(key, true), decode_url(val, true)); - } - }); - } - - inline void parse_query_text(const std::string& s, Params& params) - { - parse_query_text(s.data(), s.size(), params); - } - - inline bool parse_multipart_boundary(const std::string& content_type, - std::string& boundary) - { - auto boundary_keyword = "boundary="; - auto pos = content_type.find(boundary_keyword); - if (pos == std::string::npos) { return false; } - auto end = content_type.find(';', pos); - auto beg = pos + strlen(boundary_keyword); - boundary = trim_double_quotes_copy(content_type.substr(beg, end - beg)); - return !boundary.empty(); - } - - inline void parse_disposition_params(const std::string& s, Params& params) - { - std::set cache; - split(s.data(), s.data() + s.size(), ';', [&](const char* b, const char* e) { - std::string kv(b, e); - if (cache.find(kv) != cache.end()) { return; } - cache.insert(kv); - - std::string key; - std::string val; - split(b, e, '=', [&](const char* b2, const char* e2) { - if (key.empty()) { - key.assign(b2, e2); - } - else { - val.assign(b2, e2); - } - }); - - if (!key.empty()) { - params.emplace(trim_double_quotes_copy((key)), - trim_double_quotes_copy((val))); - } - }); - } - -#ifdef CPPHTTPLIB_NO_EXCEPTIONS - inline bool parse_range_header(const std::string& s, Ranges& ranges) - { -#else - inline bool parse_range_header(const std::string & s, Ranges & ranges) try { -#endif - auto is_valid = [](const std::string& str) { - return std::all_of(str.cbegin(), str.cend(), - [](unsigned char c) { return std::isdigit(c); }); - }; - - if (s.size() > 7 && s.compare(0, 6, "bytes=") == 0) { - const auto pos = static_cast(6); - const auto len = static_cast(s.size() - 6); - auto all_valid_ranges = true; - split(&s[pos], &s[pos + len], ',', [&](const char* b, const char* e) { - if (!all_valid_ranges) { return; } - - const auto it = std::find(b, e, '-'); - if (it == e) { - all_valid_ranges = false; - return; - } - - const auto lhs = std::string(b, it); - const auto rhs = std::string(it + 1, e); - if (!is_valid(lhs) || !is_valid(rhs)) { - all_valid_ranges = false; - return; - } - - const auto first = - static_cast(lhs.empty() ? -1 : std::stoll(lhs)); - const auto last = - static_cast(rhs.empty() ? -1 : std::stoll(rhs)); - if ((first == -1 && last == -1) || - (first != -1 && last != -1 && first > last)) { - all_valid_ranges = false; - return; - } - - ranges.emplace_back(first, last); - }); - return all_valid_ranges && !ranges.empty(); - } - return false; -#ifdef CPPHTTPLIB_NO_EXCEPTIONS - } -#else - } - catch (...) { return false; } -#endif - - class MultipartFormDataParser { - public: - MultipartFormDataParser() = default; - - void set_boundary(std::string&& boundary) - { - boundary_ = boundary; - dash_boundary_crlf_ = dash_ + boundary_ + crlf_; - crlf_dash_boundary_ = crlf_ + dash_ + boundary_; - } - - bool is_valid() const { return is_valid_; } - - bool parse(const char* buf, size_t n, const ContentReceiver& content_callback, - const MultipartContentHeader& header_callback) - { - - buf_append(buf, n); - - while (buf_size() > 0) { - switch (state_) { - case 0: { // Initial boundary - buf_erase(buf_find(dash_boundary_crlf_)); - if (dash_boundary_crlf_.size() > buf_size()) { return true; } - if (!buf_start_with(dash_boundary_crlf_)) { return false; } - buf_erase(dash_boundary_crlf_.size()); - state_ = 1; - break; - } - case 1: { // New entry - clear_file_info(); - state_ = 2; - break; - } - case 2: { // Headers - auto pos = buf_find(crlf_); - if (pos > CPPHTTPLIB_HEADER_MAX_LENGTH) { return false; } - while (pos < buf_size()) { - // Empty line - if (pos == 0) { - if (!header_callback(file_)) { - is_valid_ = false; - return false; - } - buf_erase(crlf_.size()); - state_ = 3; - break; - } - - const auto header = buf_head(pos); - - if (!parse_header(header.data(), header.data() + header.size(), - [&](const std::string&, const std::string&) {})) { - is_valid_ = false; - return false; - } - - static const std::string header_content_type = "Content-Type:"; - - if (start_with_case_ignore(header, header_content_type)) { - file_.content_type = - trim_copy(header.substr(header_content_type.size())); - } - else { - static const std::regex re_content_disposition( - R"~(^Content-Disposition:\s*form-data;\s*(.*)$)~", - std::regex_constants::icase); - - std::smatch m; - if (std::regex_match(header, m, re_content_disposition)) { - Params params; - parse_disposition_params(m[1], params); - - auto it = params.find("name"); - if (it != params.end()) { - file_.name = it->second; - } - else { - is_valid_ = false; - return false; - } - - it = params.find("filename"); - if (it != params.end()) { file_.filename = it->second; } - - it = params.find("filename*"); - if (it != params.end()) { - // Only allow UTF-8 enconnding... - static const std::regex re_rfc5987_encoding( - R"~(^UTF-8''(.+?)$)~", std::regex_constants::icase); - - std::smatch m2; - if (std::regex_match(it->second, m2, re_rfc5987_encoding)) { - file_.filename = decode_url(m2[1], false); // override... - } - else { - is_valid_ = false; - return false; - } - } - } - } - buf_erase(pos + crlf_.size()); - pos = buf_find(crlf_); - } - if (state_ != 3) { return true; } - break; - } - case 3: { // Body - if (crlf_dash_boundary_.size() > buf_size()) { return true; } - auto pos = buf_find(crlf_dash_boundary_); - if (pos < buf_size()) { - if (!content_callback(buf_data(), pos)) { - is_valid_ = false; - return false; - } - buf_erase(pos + crlf_dash_boundary_.size()); - state_ = 4; - } - else { - auto len = buf_size() - crlf_dash_boundary_.size(); - if (len > 0) { - if (!content_callback(buf_data(), len)) { - is_valid_ = false; - return false; - } - buf_erase(len); - } - return true; - } - break; - } - case 4: { // Boundary - if (crlf_.size() > buf_size()) { return true; } - if (buf_start_with(crlf_)) { - buf_erase(crlf_.size()); - state_ = 1; - } - else { - if (dash_.size() > buf_size()) { return true; } - if (buf_start_with(dash_)) { - buf_erase(dash_.size()); - is_valid_ = true; - buf_erase(buf_size()); // Remove epilogue - } - else { - return true; - } - } - break; - } - } - } - - return true; - } - - private: - void clear_file_info() - { - file_.name.clear(); - file_.filename.clear(); - file_.content_type.clear(); - } - - bool start_with_case_ignore(const std::string& a, - const std::string& b) const - { - if (a.size() < b.size()) { return false; } - for (size_t i = 0; i < b.size(); i++) { - if (::tolower(a[i]) != ::tolower(b[i])) { return false; } - } - return true; - } - - const std::string dash_ = "--"; - const std::string crlf_ = "\r\n"; - std::string boundary_; - std::string dash_boundary_crlf_; - std::string crlf_dash_boundary_; - - size_t state_ = 0; - bool is_valid_ = false; - MultipartFormData file_; - - // Buffer - bool start_with(const std::string& a, size_t spos, size_t epos, - const std::string& b) const - { - if (epos - spos < b.size()) { return false; } - for (size_t i = 0; i < b.size(); i++) { - if (a[i + spos] != b[i]) { return false; } - } - return true; - } - - size_t buf_size() const { return buf_epos_ - buf_spos_; } - - const char* buf_data() const { return &buf_[buf_spos_]; } - - std::string buf_head(size_t l) const { return buf_.substr(buf_spos_, l); } - - bool buf_start_with(const std::string& s) const - { - return start_with(buf_, buf_spos_, buf_epos_, s); - } - - size_t buf_find(const std::string& s) const - { - auto c = s.front(); - - size_t off = buf_spos_; - while (off < buf_epos_) { - auto pos = off; - while (true) { - if (pos == buf_epos_) { return buf_size(); } - if (buf_[pos] == c) { break; } - pos++; - } - - auto remaining_size = buf_epos_ - pos; - if (s.size() > remaining_size) { return buf_size(); } - - if (start_with(buf_, pos, buf_epos_, s)) { return pos - buf_spos_; } - - off = pos + 1; - } - - return buf_size(); - } - - void buf_append(const char* data, size_t n) - { - auto remaining_size = buf_size(); - if (remaining_size > 0 && buf_spos_ > 0) { - for (size_t i = 0; i < remaining_size; i++) { - buf_[i] = buf_[buf_spos_ + i]; - } - } - buf_spos_ = 0; - buf_epos_ = remaining_size; - - if (remaining_size + n > buf_.size()) { buf_.resize(remaining_size + n); } - - for (size_t i = 0; i < n; i++) { - buf_[buf_epos_ + i] = data[i]; - } - buf_epos_ += n; - } - - void buf_erase(size_t size) { buf_spos_ += size; } - - std::string buf_; - size_t buf_spos_ = 0; - size_t buf_epos_ = 0; + } + + if (decompressor) { + if (decompressor->is_valid()) { + ContentReceiverWithProgress out = [&](const char *buf, size_t n, + uint64_t off, uint64_t len) { + return decompressor->decompress(buf, n, + [&](const char *buf2, size_t n2) { + return receiver(buf2, n2, off, len); + }); }; + return callback(std::move(out)); + } else { + status = StatusCode::InternalServerError_500; + return false; + } + } + } - inline std::string to_lower(const char* beg, const char* end) - { - std::string out; - auto it = beg; - while (it != end) { - out += static_cast(::tolower(*it)); - it++; - } - return out; + ContentReceiverWithProgress out = [&](const char *buf, size_t n, uint64_t off, + uint64_t len) { + return receiver(buf, n, off, len); + }; + return callback(std::move(out)); +} + +template +bool read_content(Stream &strm, T &x, size_t payload_max_length, int &status, + Progress progress, ContentReceiverWithProgress receiver, + bool decompress) { + return prepare_content_receiver( + x, status, std::move(receiver), decompress, + [&](const ContentReceiverWithProgress &out) { + auto ret = true; + auto exceed_payload_max_length = false; + + if (is_chunked_transfer_encoding(x.headers)) { + ret = read_content_chunked(strm, x, out); + } else if (!has_header(x.headers, "Content-Length")) { + ret = read_content_without_length(strm, out); + } else { + auto is_invalid_value = false; + auto len = get_header_value_u64( + x.headers, "Content-Length", + (std::numeric_limits::max)(), 0, is_invalid_value); + + if (is_invalid_value) { + ret = false; + } else if (len > payload_max_length) { + exceed_payload_max_length = true; + skip_content_with_length(strm, len); + ret = false; + } else if (len > 0) { + ret = read_content_with_length(strm, len, std::move(progress), out); + } } - inline std::string random_string(size_t length) - { - static const char data[] = - "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"; - - // std::random_device might actually be deterministic on some - // platforms, but due to lack of support in the c++ standard library, - // doing better requires either some ugly hacks or breaking portability. - static std::random_device seed_gen; - - // Request 128 bits of entropy for initialization - static std::seed_seq seed_sequence{ seed_gen(), seed_gen(), seed_gen(), - seed_gen() }; - - static std::mt19937 engine(seed_sequence); - - std::string result; - for (size_t i = 0; i < length; i++) { - result += data[engine() % (sizeof(data) - 1)]; - } - return result; + if (!ret) { + status = exceed_payload_max_length ? StatusCode::PayloadTooLarge_413 + : StatusCode::BadRequest_400; } + return ret; + }); +} - inline std::string make_multipart_data_boundary() - { - return "--cpp-httplib-multipart-data-" + detail::random_string(16); +inline ssize_t write_request_line(Stream &strm, const std::string &method, + const std::string &path) { + std::string s = method; + s += " "; + s += path; + s += " HTTP/1.1\r\n"; + return strm.write(s.data(), s.size()); +} + +inline ssize_t write_response_line(Stream &strm, int status) { + std::string s = "HTTP/1.1 "; + s += std::to_string(status); + s += " "; + s += httplib::status_message(status); + s += "\r\n"; + return strm.write(s.data(), s.size()); +} + +inline ssize_t write_headers(Stream &strm, const Headers &headers) { + ssize_t write_len = 0; + for (const auto &x : headers) { + std::string s; + s = x.first; + s += ": "; + s += x.second; + s += "\r\n"; + + auto len = strm.write(s.data(), s.size()); + if (len < 0) { return len; } + write_len += len; + } + auto len = strm.write("\r\n"); + if (len < 0) { return len; } + write_len += len; + return write_len; +} + +inline bool write_data(Stream &strm, const char *d, size_t l) { + size_t offset = 0; + while (offset < l) { + auto length = strm.write(d + offset, l - offset); + if (length < 0) { return false; } + offset += static_cast(length); + } + return true; +} + +template +inline bool write_content(Stream &strm, const ContentProvider &content_provider, + size_t offset, size_t length, T is_shutting_down, + Error &error) { + size_t end_offset = offset + length; + auto ok = true; + DataSink data_sink; + + data_sink.write = [&](const char *d, size_t l) -> bool { + if (ok) { + if (strm.is_writable() && write_data(strm, d, l)) { + offset += l; + } else { + ok = false; + } + } + return ok; + }; + + data_sink.is_writable = [&]() -> bool { return strm.is_writable(); }; + + while (offset < end_offset && !is_shutting_down()) { + if (!strm.is_writable()) { + error = Error::Write; + return false; + } else if (!content_provider(offset, end_offset - offset, data_sink)) { + error = Error::Canceled; + return false; + } else if (!ok) { + error = Error::Write; + return false; + } + } + + error = Error::Success; + return true; +} + +template +inline bool write_content(Stream &strm, const ContentProvider &content_provider, + size_t offset, size_t length, + const T &is_shutting_down) { + auto error = Error::Success; + return write_content(strm, content_provider, offset, length, is_shutting_down, + error); +} + +template +inline bool +write_content_without_length(Stream &strm, + const ContentProvider &content_provider, + const T &is_shutting_down) { + size_t offset = 0; + auto data_available = true; + auto ok = true; + DataSink data_sink; + + data_sink.write = [&](const char *d, size_t l) -> bool { + if (ok) { + offset += l; + if (!strm.is_writable() || !write_data(strm, d, l)) { ok = false; } + } + return ok; + }; + + data_sink.is_writable = [&]() -> bool { return strm.is_writable(); }; + + data_sink.done = [&](void) { data_available = false; }; + + while (data_available && !is_shutting_down()) { + if (!strm.is_writable()) { + return false; + } else if (!content_provider(offset, 0, data_sink)) { + return false; + } else if (!ok) { + return false; + } + } + return true; +} + +template +inline bool +write_content_chunked(Stream &strm, const ContentProvider &content_provider, + const T &is_shutting_down, U &compressor, Error &error) { + size_t offset = 0; + auto data_available = true; + auto ok = true; + DataSink data_sink; + + data_sink.write = [&](const char *d, size_t l) -> bool { + if (ok) { + data_available = l > 0; + offset += l; + + std::string payload; + if (compressor.compress(d, l, false, + [&](const char *data, size_t data_len) { + payload.append(data, data_len); + return true; + })) { + if (!payload.empty()) { + // Emit chunked response header and footer for each chunk + auto chunk = + from_i_to_hex(payload.size()) + "\r\n" + payload + "\r\n"; + if (!strm.is_writable() || + !write_data(strm, chunk.data(), chunk.size())) { + ok = false; + } } + } else { + ok = false; + } + } + return ok; + }; - inline bool is_multipart_boundary_chars_valid(const std::string& boundary) - { - auto valid = true; - for (size_t i = 0; i < boundary.size(); i++) { - auto c = boundary[i]; - if (!std::isalnum(c) && c != '-' && c != '_') { - valid = false; - break; - } - } - return valid; + data_sink.is_writable = [&]() -> bool { return strm.is_writable(); }; + + auto done_with_trailer = [&](const Headers *trailer) { + if (!ok) { return; } + + data_available = false; + + std::string payload; + if (!compressor.compress(nullptr, 0, true, + [&](const char *data, size_t data_len) { + payload.append(data, data_len); + return true; + })) { + ok = false; + return; + } + + if (!payload.empty()) { + // Emit chunked response header and footer for each chunk + auto chunk = from_i_to_hex(payload.size()) + "\r\n" + payload + "\r\n"; + if (!strm.is_writable() || + !write_data(strm, chunk.data(), chunk.size())) { + ok = false; + return; + } + } + + static const std::string done_marker("0\r\n"); + if (!write_data(strm, done_marker.data(), done_marker.size())) { + ok = false; + } + + // Trailer + if (trailer) { + for (const auto &kv : *trailer) { + std::string field_line = kv.first + ": " + kv.second + "\r\n"; + if (!write_data(strm, field_line.data(), field_line.size())) { + ok = false; } + } + } - template - inline std::string - serialize_multipart_formdata_item_begin(const T& item, - const std::string& boundary) - { - std::string body = "--" + boundary + "\r\n"; - body += "Content-Disposition: form-data; name=\"" + item.name + "\""; - if (!item.filename.empty()) { - body += "; filename=\"" + item.filename + "\""; - } - body += "\r\n"; - if (!item.content_type.empty()) { - body += "Content-Type: " + item.content_type + "\r\n"; - } - body += "\r\n"; + static const std::string crlf("\r\n"); + if (!write_data(strm, crlf.data(), crlf.size())) { ok = false; } + }; - return body; - } + data_sink.done = [&](void) { done_with_trailer(nullptr); }; - inline std::string serialize_multipart_formdata_item_end() { return "\r\n"; } + data_sink.done_with_trailer = [&](const Headers &trailer) { + done_with_trailer(&trailer); + }; - inline std::string - serialize_multipart_formdata_finish(const std::string& boundary) - { - return "--" + boundary + "--\r\n"; - } + while (data_available && !is_shutting_down()) { + if (!strm.is_writable()) { + error = Error::Write; + return false; + } else if (!content_provider(offset, 0, data_sink)) { + error = Error::Canceled; + return false; + } else if (!ok) { + error = Error::Write; + return false; + } + } - inline std::string - serialize_multipart_formdata_get_content_type(const std::string& boundary) - { - return "multipart/form-data; boundary=" + boundary; - } + error = Error::Success; + return true; +} - inline std::string - serialize_multipart_formdata(const MultipartFormDataItems& items, - const std::string& boundary, bool finish = true) - { - std::string body; +template +inline bool write_content_chunked(Stream &strm, + const ContentProvider &content_provider, + const T &is_shutting_down, U &compressor) { + auto error = Error::Success; + return write_content_chunked(strm, content_provider, is_shutting_down, + compressor, error); +} - for (const auto& item : items) { - body += serialize_multipart_formdata_item_begin(item, boundary); - body += item.content + serialize_multipart_formdata_item_end(); - } +template +inline bool redirect(T &cli, Request &req, Response &res, + const std::string &path, const std::string &location, + Error &error) { + Request new_req = req; + new_req.path = path; + new_req.redirect_count_ -= 1; - if (finish) { body += serialize_multipart_formdata_finish(boundary); } + if (res.status == StatusCode::SeeOther_303 && + (req.method != "GET" && req.method != "HEAD")) { + new_req.method = "GET"; + new_req.body.clear(); + new_req.headers.clear(); + } - return body; - } + Response new_res; - inline bool range_error(Request& req, Response& res) - { - if (!req.ranges.empty() && 200 <= res.status && res.status < 300) { - ssize_t contant_len = static_cast( - res.content_length_ ? res.content_length_ : res.body.size()); + auto ret = cli.send(new_req, new_res, error); + if (ret) { + req = new_req; + res = new_res; - ssize_t prev_first_pos = -1; - ssize_t prev_last_pos = -1; - size_t overwrapping_count = 0; + if (res.location.empty()) { res.location = location; } + } + return ret; +} - // NOTE: The following Range check is based on '14.2. Range' in RFC 9110 - // 'HTTP Semantics' to avoid potential denial-of-service attacks. - // https://www.rfc-editor.org/rfc/rfc9110#section-14.2 +inline std::string params_to_query_str(const Params ¶ms) { + std::string query; - // Too many ranges - if (req.ranges.size() > CPPHTTPLIB_RANGE_MAX_COUNT) { return true; } + for (auto it = params.begin(); it != params.end(); ++it) { + if (it != params.begin()) { query += "&"; } + query += it->first; + query += "="; + query += encode_query_param(it->second); + } + return query; +} - for (auto& r : req.ranges) { - auto& first_pos = r.first; - auto& last_pos = r.second; +inline void parse_query_text(const char *data, std::size_t size, + Params ¶ms) { + std::set cache; + split(data, data + size, '&', [&](const char *b, const char *e) { + std::string kv(b, e); + if (cache.find(kv) != cache.end()) { return; } + cache.insert(std::move(kv)); - if (first_pos == -1 && last_pos == -1) { - first_pos = 0; - last_pos = contant_len; - } + std::string key; + std::string val; + divide(b, static_cast(e - b), '=', + [&](const char *lhs_data, std::size_t lhs_size, const char *rhs_data, + std::size_t rhs_size) { + key.assign(lhs_data, lhs_size); + val.assign(rhs_data, rhs_size); + }); - if (first_pos == -1) { - first_pos = contant_len - last_pos; - last_pos = contant_len - 1; - } + if (!key.empty()) { + params.emplace(decode_url(key, true), decode_url(val, true)); + } + }); +} - if (last_pos == -1) { last_pos = contant_len - 1; } +inline void parse_query_text(const std::string &s, Params ¶ms) { + parse_query_text(s.data(), s.size(), params); +} - // Range must be within content length - if (!(0 <= first_pos && first_pos <= last_pos && - last_pos <= contant_len - 1)) { - return true; - } +inline bool parse_multipart_boundary(const std::string &content_type, + std::string &boundary) { + auto boundary_keyword = "boundary="; + auto pos = content_type.find(boundary_keyword); + if (pos == std::string::npos) { return false; } + auto end = content_type.find(';', pos); + auto beg = pos + strlen(boundary_keyword); + boundary = trim_double_quotes_copy(content_type.substr(beg, end - beg)); + return !boundary.empty(); +} - // Ranges must be in ascending order - if (first_pos <= prev_first_pos) { return true; } +inline void parse_disposition_params(const std::string &s, Params ¶ms) { + std::set cache; + split(s.data(), s.data() + s.size(), ';', [&](const char *b, const char *e) { + std::string kv(b, e); + if (cache.find(kv) != cache.end()) { return; } + cache.insert(kv); - // Request must not have more than two overlapping ranges - if (first_pos <= prev_last_pos) { - overwrapping_count++; - if (overwrapping_count > 2) { return true; } - } + std::string key; + std::string val; + split(b, e, '=', [&](const char *b2, const char *e2) { + if (key.empty()) { + key.assign(b2, e2); + } else { + val.assign(b2, e2); + } + }); - prev_first_pos = (std::max)(prev_first_pos, first_pos); - prev_last_pos = (std::max)(prev_last_pos, last_pos); - } - } + if (!key.empty()) { + params.emplace(trim_double_quotes_copy((key)), + trim_double_quotes_copy((val))); + } + }); +} - return false; - } +#ifdef CPPHTTPLIB_NO_EXCEPTIONS +inline bool parse_range_header(const std::string &s, Ranges &ranges) { +#else +inline bool parse_range_header(const std::string &s, Ranges &ranges) try { +#endif + auto is_valid = [](const std::string &str) { + return std::all_of(str.cbegin(), str.cend(), + [](unsigned char c) { return std::isdigit(c); }); + }; - inline std::pair - get_range_offset_and_length(Range r, size_t content_length) - { - assert(r.first != -1 && r.second != -1); - assert(0 <= r.first && r.first < static_cast(content_length)); - assert(r.first <= r.second && - r.second < static_cast(content_length)); - (void)(content_length); - return std::make_pair(r.first, static_cast(r.second - r.first) + 1); - } + if (s.size() > 7 && s.compare(0, 6, "bytes=") == 0) { + const auto pos = static_cast(6); + const auto len = static_cast(s.size() - 6); + auto all_valid_ranges = true; + split(&s[pos], &s[pos + len], ',', [&](const char *b, const char *e) { + if (!all_valid_ranges) { return; } - inline std::string make_content_range_header_field( - const std::pair& offset_and_length, size_t content_length) - { - auto st = offset_and_length.first; - auto ed = st + offset_and_length.second - 1; + const auto it = std::find(b, e, '-'); + if (it == e) { + all_valid_ranges = false; + return; + } - std::string field = "bytes "; - field += std::to_string(st); - field += "-"; - field += std::to_string(ed); - field += "/"; - field += std::to_string(content_length); - return field; - } + const auto lhs = std::string(b, it); + const auto rhs = std::string(it + 1, e); + if (!is_valid(lhs) || !is_valid(rhs)) { + all_valid_ranges = false; + return; + } - template - bool process_multipart_ranges_data(const Request& req, - const std::string& boundary, - const std::string& content_type, - size_t content_length, SToken stoken, - CToken ctoken, Content content) - { - for (size_t i = 0; i < req.ranges.size(); i++) { - ctoken("--"); - stoken(boundary); - ctoken("\r\n"); - if (!content_type.empty()) { - ctoken("Content-Type: "); - stoken(content_type); - ctoken("\r\n"); - } + const auto first = + static_cast(lhs.empty() ? -1 : std::stoll(lhs)); + const auto last = + static_cast(rhs.empty() ? -1 : std::stoll(rhs)); + if ((first == -1 && last == -1) || + (first != -1 && last != -1 && first > last)) { + all_valid_ranges = false; + return; + } - auto offset_and_length = - get_range_offset_and_length(req.ranges[i], content_length); - - ctoken("Content-Range: "); - stoken(make_content_range_header_field(offset_and_length, content_length)); - ctoken("\r\n"); - ctoken("\r\n"); - - if (!content(offset_and_length.first, offset_and_length.second)) { - return false; - } - ctoken("\r\n"); - } - - ctoken("--"); - stoken(boundary); - ctoken("--"); - - return true; - } - - inline void make_multipart_ranges_data(const Request& req, Response& res, - const std::string& boundary, - const std::string& content_type, - size_t content_length, - std::string& data) - { - process_multipart_ranges_data( - req, boundary, content_type, content_length, - [&](const std::string& token) { data += token; }, - [&](const std::string& token) { data += token; }, - [&](size_t offset, size_t length) { - assert(offset + length <= content_length); - data += res.body.substr(offset, length); - return true; - }); - } - - inline size_t get_multipart_ranges_data_length(const Request& req, - const std::string& boundary, - const std::string& content_type, - size_t content_length) - { - size_t data_length = 0; - - process_multipart_ranges_data( - req, boundary, content_type, content_length, - [&](const std::string& token) { data_length += token.size(); }, - [&](const std::string& token) { data_length += token.size(); }, - [&](size_t /*offset*/, size_t length) { - data_length += length; - return true; - }); - - return data_length; - } - - template - inline bool - write_multipart_ranges_data(Stream& strm, const Request& req, Response& res, - const std::string& boundary, - const std::string& content_type, - size_t content_length, const T& is_shutting_down) - { - return process_multipart_ranges_data( - req, boundary, content_type, content_length, - [&](const std::string& token) { strm.write(token); }, - [&](const std::string& token) { strm.write(token); }, - [&](size_t offset, size_t length) { - return write_content(strm, res.content_provider_, offset, length, - is_shutting_down); - }); - } - - inline bool expect_content(const Request& req) - { - if (req.method == "POST" || req.method == "PUT" || req.method == "PATCH" || - req.method == "PRI" || req.method == "DELETE") { - return true; - } - // TODO: check if Content-Length is set - return false; - } - - inline bool has_crlf(const std::string& s) - { - auto p = s.c_str(); - while (*p) { - if (*p == '\r' || *p == '\n') { return true; } - p++; - } - return false; - } - -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - inline std::string message_digest(const std::string& s, const EVP_MD* algo) - { - auto context = std::unique_ptr( - EVP_MD_CTX_new(), EVP_MD_CTX_free); - - unsigned int hash_length = 0; - unsigned char hash[EVP_MAX_MD_SIZE]; - - EVP_DigestInit_ex(context.get(), algo, nullptr); - EVP_DigestUpdate(context.get(), s.c_str(), s.size()); - EVP_DigestFinal_ex(context.get(), hash, &hash_length); - - std::stringstream ss; - for (auto i = 0u; i < hash_length; ++i) { - ss << std::hex << std::setw(2) << std::setfill('0') - << static_cast(hash[i]); - } - - return ss.str(); - } - - inline std::string MD5(const std::string& s) - { - return message_digest(s, EVP_md5()); - } - - inline std::string SHA_256(const std::string& s) - { - return message_digest(s, EVP_sha256()); - } - - inline std::string SHA_512(const std::string& s) - { - return message_digest(s, EVP_sha512()); - } + ranges.emplace_back(first, last); + }); + return all_valid_ranges && !ranges.empty(); + } + return false; +#ifdef CPPHTTPLIB_NO_EXCEPTIONS +} +#else +} catch (...) { return false; } #endif -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT -#ifdef _WIN32 - // NOTE: This code came up with the following stackoverflow post: - // https://stackoverflow.com/questions/9507184/can-openssl-on-windows-use-the-system-certificate-store - inline bool load_system_certs_on_windows(X509_STORE* store) - { - auto hStore = CertOpenSystemStoreW((HCRYPTPROV_LEGACY)NULL, L"ROOT"); - if (!hStore) { return false; } +class MultipartFormDataParser { +public: + MultipartFormDataParser() = default; - auto result = false; - PCCERT_CONTEXT pContext = NULL; - while ((pContext = CertEnumCertificatesInStore(hStore, pContext)) != - nullptr) { - auto encoded_cert = - static_cast(pContext->pbCertEncoded); + void set_boundary(std::string &&boundary) { + boundary_ = boundary; + dash_boundary_crlf_ = dash_ + boundary_ + crlf_; + crlf_dash_boundary_ = crlf_ + dash_ + boundary_; + } - auto x509 = d2i_X509(NULL, &encoded_cert, pContext->cbCertEncoded); - if (x509) { - X509_STORE_add_cert(store, x509); - X509_free(x509); - result = true; - } + bool is_valid() const { return is_valid_; } + + bool parse(const char *buf, size_t n, const ContentReceiver &content_callback, + const MultipartContentHeader &header_callback) { + + buf_append(buf, n); + + while (buf_size() > 0) { + switch (state_) { + case 0: { // Initial boundary + buf_erase(buf_find(dash_boundary_crlf_)); + if (dash_boundary_crlf_.size() > buf_size()) { return true; } + if (!buf_start_with(dash_boundary_crlf_)) { return false; } + buf_erase(dash_boundary_crlf_.size()); + state_ = 1; + break; + } + case 1: { // New entry + clear_file_info(); + state_ = 2; + break; + } + case 2: { // Headers + auto pos = buf_find(crlf_); + if (pos > CPPHTTPLIB_HEADER_MAX_LENGTH) { return false; } + while (pos < buf_size()) { + // Empty line + if (pos == 0) { + if (!header_callback(file_)) { + is_valid_ = false; + return false; } + buf_erase(crlf_.size()); + state_ = 3; + break; + } - CertFreeCertificateContext(pContext); - CertCloseStore(hStore, 0); + const auto header = buf_head(pos); - return result; + if (!parse_header(header.data(), header.data() + header.size(), + [&](const std::string &, const std::string &) {})) { + is_valid_ = false; + return false; + } + + static const std::string header_content_type = "Content-Type:"; + + if (start_with_case_ignore(header, header_content_type)) { + file_.content_type = + trim_copy(header.substr(header_content_type.size())); + } else { + static const std::regex re_content_disposition( + R"~(^Content-Disposition:\s*form-data;\s*(.*)$)~", + std::regex_constants::icase); + + std::smatch m; + if (std::regex_match(header, m, re_content_disposition)) { + Params params; + parse_disposition_params(m[1], params); + + auto it = params.find("name"); + if (it != params.end()) { + file_.name = it->second; + } else { + is_valid_ = false; + return false; + } + + it = params.find("filename"); + if (it != params.end()) { file_.filename = it->second; } + + it = params.find("filename*"); + if (it != params.end()) { + // Only allow UTF-8 encoding... + static const std::regex re_rfc5987_encoding( + R"~(^UTF-8''(.+?)$)~", std::regex_constants::icase); + + std::smatch m2; + if (std::regex_match(it->second, m2, re_rfc5987_encoding)) { + file_.filename = decode_url(m2[1], false); // override... + } else { + is_valid_ = false; + return false; + } + } + } + } + buf_erase(pos + crlf_.size()); + pos = buf_find(crlf_); } + if (state_ != 3) { return true; } + break; + } + case 3: { // Body + if (crlf_dash_boundary_.size() > buf_size()) { return true; } + auto pos = buf_find(crlf_dash_boundary_); + if (pos < buf_size()) { + if (!content_callback(buf_data(), pos)) { + is_valid_ = false; + return false; + } + buf_erase(pos + crlf_dash_boundary_.size()); + state_ = 4; + } else { + auto len = buf_size() - crlf_dash_boundary_.size(); + if (len > 0) { + if (!content_callback(buf_data(), len)) { + is_valid_ = false; + return false; + } + buf_erase(len); + } + return true; + } + break; + } + case 4: { // Boundary + if (crlf_.size() > buf_size()) { return true; } + if (buf_start_with(crlf_)) { + buf_erase(crlf_.size()); + state_ = 1; + } else { + if (dash_.size() > buf_size()) { return true; } + if (buf_start_with(dash_)) { + buf_erase(dash_.size()); + is_valid_ = true; + buf_erase(buf_size()); // Remove epilogue + } else { + return true; + } + } + break; + } + } + } + + return true; + } + +private: + void clear_file_info() { + file_.name.clear(); + file_.filename.clear(); + file_.content_type.clear(); + } + + bool start_with_case_ignore(const std::string &a, + const std::string &b) const { + if (a.size() < b.size()) { return false; } + for (size_t i = 0; i < b.size(); i++) { + if (case_ignore::to_lower(a[i]) != case_ignore::to_lower(b[i])) { + return false; + } + } + return true; + } + + const std::string dash_ = "--"; + const std::string crlf_ = "\r\n"; + std::string boundary_; + std::string dash_boundary_crlf_; + std::string crlf_dash_boundary_; + + size_t state_ = 0; + bool is_valid_ = false; + MultipartFormData file_; + + // Buffer + bool start_with(const std::string &a, size_t spos, size_t epos, + const std::string &b) const { + if (epos - spos < b.size()) { return false; } + for (size_t i = 0; i < b.size(); i++) { + if (a[i + spos] != b[i]) { return false; } + } + return true; + } + + size_t buf_size() const { return buf_epos_ - buf_spos_; } + + const char *buf_data() const { return &buf_[buf_spos_]; } + + std::string buf_head(size_t l) const { return buf_.substr(buf_spos_, l); } + + bool buf_start_with(const std::string &s) const { + return start_with(buf_, buf_spos_, buf_epos_, s); + } + + size_t buf_find(const std::string &s) const { + auto c = s.front(); + + size_t off = buf_spos_; + while (off < buf_epos_) { + auto pos = off; + while (true) { + if (pos == buf_epos_) { return buf_size(); } + if (buf_[pos] == c) { break; } + pos++; + } + + auto remaining_size = buf_epos_ - pos; + if (s.size() > remaining_size) { return buf_size(); } + + if (start_with(buf_, pos, buf_epos_, s)) { return pos - buf_spos_; } + + off = pos + 1; + } + + return buf_size(); + } + + void buf_append(const char *data, size_t n) { + auto remaining_size = buf_size(); + if (remaining_size > 0 && buf_spos_ > 0) { + for (size_t i = 0; i < remaining_size; i++) { + buf_[i] = buf_[buf_spos_ + i]; + } + } + buf_spos_ = 0; + buf_epos_ = remaining_size; + + if (remaining_size + n > buf_.size()) { buf_.resize(remaining_size + n); } + + for (size_t i = 0; i < n; i++) { + buf_[buf_epos_ + i] = data[i]; + } + buf_epos_ += n; + } + + void buf_erase(size_t size) { buf_spos_ += size; } + + std::string buf_; + size_t buf_spos_ = 0; + size_t buf_epos_ = 0; +}; + +inline std::string random_string(size_t length) { + static const char data[] = + "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"; + + // std::random_device might actually be deterministic on some + // platforms, but due to lack of support in the c++ standard library, + // doing better requires either some ugly hacks or breaking portability. + static std::random_device seed_gen; + + // Request 128 bits of entropy for initialization + static std::seed_seq seed_sequence{seed_gen(), seed_gen(), seed_gen(), + seed_gen()}; + + static std::mt19937 engine(seed_sequence); + + std::string result; + for (size_t i = 0; i < length; i++) { + result += data[engine() % (sizeof(data) - 1)]; + } + return result; +} + +inline std::string make_multipart_data_boundary() { + return "--cpp-httplib-multipart-data-" + detail::random_string(16); +} + +inline bool is_multipart_boundary_chars_valid(const std::string &boundary) { + auto valid = true; + for (size_t i = 0; i < boundary.size(); i++) { + auto c = boundary[i]; + if (!std::isalnum(c) && c != '-' && c != '_') { + valid = false; + break; + } + } + return valid; +} + +template +inline std::string +serialize_multipart_formdata_item_begin(const T &item, + const std::string &boundary) { + std::string body = "--" + boundary + "\r\n"; + body += "Content-Disposition: form-data; name=\"" + item.name + "\""; + if (!item.filename.empty()) { + body += "; filename=\"" + item.filename + "\""; + } + body += "\r\n"; + if (!item.content_type.empty()) { + body += "Content-Type: " + item.content_type + "\r\n"; + } + body += "\r\n"; + + return body; +} + +inline std::string serialize_multipart_formdata_item_end() { return "\r\n"; } + +inline std::string +serialize_multipart_formdata_finish(const std::string &boundary) { + return "--" + boundary + "--\r\n"; +} + +inline std::string +serialize_multipart_formdata_get_content_type(const std::string &boundary) { + return "multipart/form-data; boundary=" + boundary; +} + +inline std::string +serialize_multipart_formdata(const MultipartFormDataItems &items, + const std::string &boundary, bool finish = true) { + std::string body; + + for (const auto &item : items) { + body += serialize_multipart_formdata_item_begin(item, boundary); + body += item.content + serialize_multipart_formdata_item_end(); + } + + if (finish) { body += serialize_multipart_formdata_finish(boundary); } + + return body; +} + +inline bool range_error(Request &req, Response &res) { + if (!req.ranges.empty() && 200 <= res.status && res.status < 300) { + ssize_t content_len = static_cast( + res.content_length_ ? res.content_length_ : res.body.size()); + + ssize_t prev_first_pos = -1; + ssize_t prev_last_pos = -1; + size_t overwrapping_count = 0; + + // NOTE: The following Range check is based on '14.2. Range' in RFC 9110 + // 'HTTP Semantics' to avoid potential denial-of-service attacks. + // https://www.rfc-editor.org/rfc/rfc9110#section-14.2 + + // Too many ranges + if (req.ranges.size() > CPPHTTPLIB_RANGE_MAX_COUNT) { return true; } + + for (auto &r : req.ranges) { + auto &first_pos = r.first; + auto &last_pos = r.second; + + if (first_pos == -1 && last_pos == -1) { + first_pos = 0; + last_pos = content_len; + } + + if (first_pos == -1) { + first_pos = content_len - last_pos; + last_pos = content_len - 1; + } + + // NOTE: RFC-9110 '14.1.2. Byte Ranges': + // A client can limit the number of bytes requested without knowing the + // size of the selected representation. If the last-pos value is absent, + // or if the value is greater than or equal to the current length of the + // representation data, the byte range is interpreted as the remainder of + // the representation (i.e., the server replaces the value of last-pos + // with a value that is one less than the current length of the selected + // representation). + // https://www.rfc-editor.org/rfc/rfc9110.html#section-14.1.2-6 + if (last_pos == -1 || last_pos >= content_len) { + last_pos = content_len - 1; + } + + // Range must be within content length + if (!(0 <= first_pos && first_pos <= last_pos && + last_pos <= content_len - 1)) { + return true; + } + + // Ranges must be in ascending order + if (first_pos <= prev_first_pos) { return true; } + + // Request must not have more than two overlapping ranges + if (first_pos <= prev_last_pos) { + overwrapping_count++; + if (overwrapping_count > 2) { return true; } + } + + prev_first_pos = (std::max)(prev_first_pos, first_pos); + prev_last_pos = (std::max)(prev_last_pos, last_pos); + } + } + + return false; +} + +inline std::pair +get_range_offset_and_length(Range r, size_t content_length) { + assert(r.first != -1 && r.second != -1); + assert(0 <= r.first && r.first < static_cast(content_length)); + assert(r.first <= r.second && + r.second < static_cast(content_length)); + (void)(content_length); + return std::make_pair(r.first, static_cast(r.second - r.first) + 1); +} + +inline std::string make_content_range_header_field( + const std::pair &offset_and_length, size_t content_length) { + auto st = offset_and_length.first; + auto ed = st + offset_and_length.second - 1; + + std::string field = "bytes "; + field += std::to_string(st); + field += "-"; + field += std::to_string(ed); + field += "/"; + field += std::to_string(content_length); + return field; +} + +template +bool process_multipart_ranges_data(const Request &req, + const std::string &boundary, + const std::string &content_type, + size_t content_length, SToken stoken, + CToken ctoken, Content content) { + for (size_t i = 0; i < req.ranges.size(); i++) { + ctoken("--"); + stoken(boundary); + ctoken("\r\n"); + if (!content_type.empty()) { + ctoken("Content-Type: "); + stoken(content_type); + ctoken("\r\n"); + } + + auto offset_and_length = + get_range_offset_and_length(req.ranges[i], content_length); + + ctoken("Content-Range: "); + stoken(make_content_range_header_field(offset_and_length, content_length)); + ctoken("\r\n"); + ctoken("\r\n"); + + if (!content(offset_and_length.first, offset_and_length.second)) { + return false; + } + ctoken("\r\n"); + } + + ctoken("--"); + stoken(boundary); + ctoken("--"); + + return true; +} + +inline void make_multipart_ranges_data(const Request &req, Response &res, + const std::string &boundary, + const std::string &content_type, + size_t content_length, + std::string &data) { + process_multipart_ranges_data( + req, boundary, content_type, content_length, + [&](const std::string &token) { data += token; }, + [&](const std::string &token) { data += token; }, + [&](size_t offset, size_t length) { + assert(offset + length <= content_length); + data += res.body.substr(offset, length); + return true; + }); +} + +inline size_t get_multipart_ranges_data_length(const Request &req, + const std::string &boundary, + const std::string &content_type, + size_t content_length) { + size_t data_length = 0; + + process_multipart_ranges_data( + req, boundary, content_type, content_length, + [&](const std::string &token) { data_length += token.size(); }, + [&](const std::string &token) { data_length += token.size(); }, + [&](size_t /*offset*/, size_t length) { + data_length += length; + return true; + }); + + return data_length; +} + +template +inline bool +write_multipart_ranges_data(Stream &strm, const Request &req, Response &res, + const std::string &boundary, + const std::string &content_type, + size_t content_length, const T &is_shutting_down) { + return process_multipart_ranges_data( + req, boundary, content_type, content_length, + [&](const std::string &token) { strm.write(token); }, + [&](const std::string &token) { strm.write(token); }, + [&](size_t offset, size_t length) { + return write_content(strm, res.content_provider_, offset, length, + is_shutting_down); + }); +} + +inline bool expect_content(const Request &req) { + if (req.method == "POST" || req.method == "PUT" || req.method == "PATCH" || + req.method == "DELETE") { + return true; + } + if (req.has_header("Content-Length") && + req.get_header_value_u64("Content-Length") > 0) { + return true; + } + if (is_chunked_transfer_encoding(req.headers)) { return true; } + return false; +} + +inline bool has_crlf(const std::string &s) { + auto p = s.c_str(); + while (*p) { + if (*p == '\r' || *p == '\n') { return true; } + p++; + } + return false; +} + +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT +inline std::string message_digest(const std::string &s, const EVP_MD *algo) { + auto context = std::unique_ptr( + EVP_MD_CTX_new(), EVP_MD_CTX_free); + + unsigned int hash_length = 0; + unsigned char hash[EVP_MAX_MD_SIZE]; + + EVP_DigestInit_ex(context.get(), algo, nullptr); + EVP_DigestUpdate(context.get(), s.c_str(), s.size()); + EVP_DigestFinal_ex(context.get(), hash, &hash_length); + + std::stringstream ss; + for (auto i = 0u; i < hash_length; ++i) { + ss << std::hex << std::setw(2) << std::setfill('0') + << static_cast(hash[i]); + } + + return ss.str(); +} + +inline std::string MD5(const std::string &s) { + return message_digest(s, EVP_md5()); +} + +inline std::string SHA_256(const std::string &s) { + return message_digest(s, EVP_sha256()); +} + +inline std::string SHA_512(const std::string &s) { + return message_digest(s, EVP_sha512()); +} + +inline std::pair make_digest_authentication_header( + const Request &req, const std::map &auth, + size_t cnonce_count, const std::string &cnonce, const std::string &username, + const std::string &password, bool is_proxy = false) { + std::string nc; + { + std::stringstream ss; + ss << std::setfill('0') << std::setw(8) << std::hex << cnonce_count; + nc = ss.str(); + } + + std::string qop; + if (auth.find("qop") != auth.end()) { + qop = auth.at("qop"); + if (qop.find("auth-int") != std::string::npos) { + qop = "auth-int"; + } else if (qop.find("auth") != std::string::npos) { + qop = "auth"; + } else { + qop.clear(); + } + } + + std::string algo = "MD5"; + if (auth.find("algorithm") != auth.end()) { algo = auth.at("algorithm"); } + + std::string response; + { + auto H = algo == "SHA-256" ? detail::SHA_256 + : algo == "SHA-512" ? detail::SHA_512 + : detail::MD5; + + auto A1 = username + ":" + auth.at("realm") + ":" + password; + + auto A2 = req.method + ":" + req.path; + if (qop == "auth-int") { A2 += ":" + H(req.body); } + + if (qop.empty()) { + response = H(H(A1) + ":" + auth.at("nonce") + ":" + H(A2)); + } else { + response = H(H(A1) + ":" + auth.at("nonce") + ":" + nc + ":" + cnonce + + ":" + qop + ":" + H(A2)); + } + } + + auto opaque = (auth.find("opaque") != auth.end()) ? auth.at("opaque") : ""; + + auto field = "Digest username=\"" + username + "\", realm=\"" + + auth.at("realm") + "\", nonce=\"" + auth.at("nonce") + + "\", uri=\"" + req.path + "\", algorithm=" + algo + + (qop.empty() ? ", response=\"" + : ", qop=" + qop + ", nc=" + nc + ", cnonce=\"" + + cnonce + "\", response=\"") + + response + "\"" + + (opaque.empty() ? "" : ", opaque=\"" + opaque + "\""); + + auto key = is_proxy ? "Proxy-Authorization" : "Authorization"; + return std::make_pair(key, field); +} + +inline bool is_ssl_peer_could_be_closed(SSL *ssl, socket_t sock) { + detail::set_nonblocking(sock, true); + auto se = detail::scope_exit([&]() { detail::set_nonblocking(sock, false); }); + + char buf[1]; + return !SSL_peek(ssl, buf, 1) && + SSL_get_error(ssl, 0) == SSL_ERROR_ZERO_RETURN; +} + +#ifdef _WIN32 +// NOTE: This code came up with the following stackoverflow post: +// https://stackoverflow.com/questions/9507184/can-openssl-on-windows-use-the-system-certificate-store +inline bool load_system_certs_on_windows(X509_STORE *store) { + auto hStore = CertOpenSystemStoreW((HCRYPTPROV_LEGACY)NULL, L"ROOT"); + if (!hStore) { return false; } + + auto result = false; + PCCERT_CONTEXT pContext = NULL; + while ((pContext = CertEnumCertificatesInStore(hStore, pContext)) != + nullptr) { + auto encoded_cert = + static_cast(pContext->pbCertEncoded); + + auto x509 = d2i_X509(NULL, &encoded_cert, pContext->cbCertEncoded); + if (x509) { + X509_STORE_add_cert(store, x509); + X509_free(x509); + result = true; + } + } + + CertFreeCertificateContext(pContext); + CertCloseStore(hStore, 0); + + return result; +} #elif defined(CPPHTTPLIB_USE_CERTS_FROM_MACOSX_KEYCHAIN) && defined(__APPLE__) #if TARGET_OS_OSX - template - using CFObjectPtr = - std::unique_ptr::type, void (*)(CFTypeRef)>; +template +using CFObjectPtr = + std::unique_ptr::type, void (*)(CFTypeRef)>; - inline void cf_object_ptr_deleter(CFTypeRef obj) - { - if (obj) { CFRelease(obj); } - } +inline void cf_object_ptr_deleter(CFTypeRef obj) { + if (obj) { CFRelease(obj); } +} - inline bool retrieve_certs_from_keychain(CFObjectPtr& certs) - { - CFStringRef keys[] = { kSecClass, kSecMatchLimit, kSecReturnRef }; - CFTypeRef values[] = { kSecClassCertificate, kSecMatchLimitAll, - kCFBooleanTrue }; +inline bool retrieve_certs_from_keychain(CFObjectPtr &certs) { + CFStringRef keys[] = {kSecClass, kSecMatchLimit, kSecReturnRef}; + CFTypeRef values[] = {kSecClassCertificate, kSecMatchLimitAll, + kCFBooleanTrue}; - CFObjectPtr query( - CFDictionaryCreate(nullptr, reinterpret_cast(keys), values, - sizeof(keys) / sizeof(keys[0]), - &kCFTypeDictionaryKeyCallBacks, - &kCFTypeDictionaryValueCallBacks), - cf_object_ptr_deleter); + CFObjectPtr query( + CFDictionaryCreate(nullptr, reinterpret_cast(keys), values, + sizeof(keys) / sizeof(keys[0]), + &kCFTypeDictionaryKeyCallBacks, + &kCFTypeDictionaryValueCallBacks), + cf_object_ptr_deleter); - if (!query) { return false; } + if (!query) { return false; } - CFTypeRef security_items = nullptr; - if (SecItemCopyMatching(query.get(), &security_items) != errSecSuccess || - CFArrayGetTypeID() != CFGetTypeID(security_items)) { - return false; - } + CFTypeRef security_items = nullptr; + if (SecItemCopyMatching(query.get(), &security_items) != errSecSuccess || + CFArrayGetTypeID() != CFGetTypeID(security_items)) { + return false; + } - certs.reset(reinterpret_cast(security_items)); - return true; - } + certs.reset(reinterpret_cast(security_items)); + return true; +} - inline bool retrieve_root_certs_from_keychain(CFObjectPtr& certs) - { - CFArrayRef root_security_items = nullptr; - if (SecTrustCopyAnchorCertificates(&root_security_items) != errSecSuccess) { - return false; - } +inline bool retrieve_root_certs_from_keychain(CFObjectPtr &certs) { + CFArrayRef root_security_items = nullptr; + if (SecTrustCopyAnchorCertificates(&root_security_items) != errSecSuccess) { + return false; + } - certs.reset(root_security_items); - return true; - } + certs.reset(root_security_items); + return true; +} - inline bool add_certs_to_x509_store(CFArrayRef certs, X509_STORE* store) - { - auto result = false; - for (auto i = 0; i < CFArrayGetCount(certs); ++i) { - const auto cert = reinterpret_cast( - CFArrayGetValueAtIndex(certs, i)); +inline bool add_certs_to_x509_store(CFArrayRef certs, X509_STORE *store) { + auto result = false; + for (auto i = 0; i < CFArrayGetCount(certs); ++i) { + const auto cert = reinterpret_cast( + CFArrayGetValueAtIndex(certs, i)); - if (SecCertificateGetTypeID() != CFGetTypeID(cert)) { continue; } + if (SecCertificateGetTypeID() != CFGetTypeID(cert)) { continue; } - CFDataRef cert_data = nullptr; - if (SecItemExport(cert, kSecFormatX509Cert, 0, nullptr, &cert_data) != - errSecSuccess) { - continue; - } + CFDataRef cert_data = nullptr; + if (SecItemExport(cert, kSecFormatX509Cert, 0, nullptr, &cert_data) != + errSecSuccess) { + continue; + } - CFObjectPtr cert_data_ptr(cert_data, cf_object_ptr_deleter); + CFObjectPtr cert_data_ptr(cert_data, cf_object_ptr_deleter); - auto encoded_cert = static_cast( - CFDataGetBytePtr(cert_data_ptr.get())); + auto encoded_cert = static_cast( + CFDataGetBytePtr(cert_data_ptr.get())); - auto x509 = - d2i_X509(NULL, &encoded_cert, CFDataGetLength(cert_data_ptr.get())); + auto x509 = + d2i_X509(NULL, &encoded_cert, CFDataGetLength(cert_data_ptr.get())); - if (x509) { - X509_STORE_add_cert(store, x509); - X509_free(x509); - result = true; - } - } + if (x509) { + X509_STORE_add_cert(store, x509); + X509_free(x509); + result = true; + } + } - return result; - } + return result; +} - inline bool load_system_certs_on_macos(X509_STORE* store) - { - auto result = false; - CFObjectPtr certs(nullptr, cf_object_ptr_deleter); - if (retrieve_certs_from_keychain(certs) && certs) { - result = add_certs_to_x509_store(certs.get(), store); - } +inline bool load_system_certs_on_macos(X509_STORE *store) { + auto result = false; + CFObjectPtr certs(nullptr, cf_object_ptr_deleter); + if (retrieve_certs_from_keychain(certs) && certs) { + result = add_certs_to_x509_store(certs.get(), store); + } - if (retrieve_root_certs_from_keychain(certs) && certs) { - result = add_certs_to_x509_store(certs.get(), store) || result; - } + if (retrieve_root_certs_from_keychain(certs) && certs) { + result = add_certs_to_x509_store(certs.get(), store) || result; + } - return result; - } + return result; +} #endif // TARGET_OS_OSX #endif // _WIN32 #endif // CPPHTTPLIB_OPENSSL_SUPPORT #ifdef _WIN32 - class WSInit { - public: - WSInit() - { - WSADATA wsaData; - if (WSAStartup(0x0002, &wsaData) == 0) is_valid_ = true; - } +class WSInit { +public: + WSInit() { + WSADATA wsaData; + if (WSAStartup(0x0002, &wsaData) == 0) is_valid_ = true; + } - ~WSInit() - { - if (is_valid_) WSACleanup(); - } + ~WSInit() { + if (is_valid_) WSACleanup(); + } - bool is_valid_ = false; - }; + bool is_valid_ = false; +}; - static WSInit wsinit_; +static WSInit wsinit_; #endif -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - inline std::pair make_digest_authentication_header( - const Request& req, const std::map& auth, - size_t cnonce_count, const std::string& cnonce, const std::string& username, - const std::string& password, bool is_proxy = false) - { - std::string nc; - { - std::stringstream ss; - ss << std::setfill('0') << std::setw(8) << std::hex << cnonce_count; - nc = ss.str(); - } - - std::string qop; - if (auth.find("qop") != auth.end()) { - qop = auth.at("qop"); - if (qop.find("auth-int") != std::string::npos) { - qop = "auth-int"; - } - else if (qop.find("auth") != std::string::npos) { - qop = "auth"; - } - else { - qop.clear(); - } - } - - std::string algo = "MD5"; - if (auth.find("algorithm") != auth.end()) { algo = auth.at("algorithm"); } - - std::string response; - { - auto H = algo == "SHA-256" ? detail::SHA_256 - : algo == "SHA-512" ? detail::SHA_512 - : detail::MD5; - - auto A1 = username + ":" + auth.at("realm") + ":" + password; - - auto A2 = req.method + ":" + req.path; - if (qop == "auth-int") { A2 += ":" + H(req.body); } - - if (qop.empty()) { - response = H(H(A1) + ":" + auth.at("nonce") + ":" + H(A2)); - } - else { - response = H(H(A1) + ":" + auth.at("nonce") + ":" + nc + ":" + cnonce + - ":" + qop + ":" + H(A2)); - } - } - - auto opaque = (auth.find("opaque") != auth.end()) ? auth.at("opaque") : ""; - - auto field = "Digest username=\"" + username + "\", realm=\"" + - auth.at("realm") + "\", nonce=\"" + auth.at("nonce") + - "\", uri=\"" + req.path + "\", algorithm=" + algo + - (qop.empty() ? ", response=\"" - : ", qop=" + qop + ", nc=" + nc + ", cnonce=\"" + - cnonce + "\", response=\"") + - response + "\"" + - (opaque.empty() ? "" : ", opaque=\"" + opaque + "\""); - - auto key = is_proxy ? "Proxy-Authorization" : "Authorization"; - return std::make_pair(key, field); - } -#endif - - inline bool parse_www_authenticate(const Response& res, - std::map& auth, - bool is_proxy) - { - auto auth_key = is_proxy ? "Proxy-Authenticate" : "WWW-Authenticate"; - if (res.has_header(auth_key)) { - static auto re = std::regex(R"~((?:(?:,\s*)?(.+?)=(?:"(.*?)"|([^,]*))))~"); - auto s = res.get_header_value(auth_key); - auto pos = s.find(' '); - if (pos != std::string::npos) { - auto type = s.substr(0, pos); - if (type == "Basic") { - return false; - } - else if (type == "Digest") { - s = s.substr(pos + 1); - auto beg = std::sregex_iterator(s.begin(), s.end(), re); - for (auto i = beg; i != std::sregex_iterator(); ++i) { - const auto& m = *i; - auto key = s.substr(static_cast(m.position(1)), - static_cast(m.length(1))); - auto val = m.length(2) > 0 - ? s.substr(static_cast(m.position(2)), +inline bool parse_www_authenticate(const Response &res, + std::map &auth, + bool is_proxy) { + auto auth_key = is_proxy ? "Proxy-Authenticate" : "WWW-Authenticate"; + if (res.has_header(auth_key)) { + static auto re = std::regex(R"~((?:(?:,\s*)?(.+?)=(?:"(.*?)"|([^,]*))))~"); + auto s = res.get_header_value(auth_key); + auto pos = s.find(' '); + if (pos != std::string::npos) { + auto type = s.substr(0, pos); + if (type == "Basic") { + return false; + } else if (type == "Digest") { + s = s.substr(pos + 1); + auto beg = std::sregex_iterator(s.begin(), s.end(), re); + for (auto i = beg; i != std::sregex_iterator(); ++i) { + const auto &m = *i; + auto key = s.substr(static_cast(m.position(1)), + static_cast(m.length(1))); + auto val = m.length(2) > 0 + ? s.substr(static_cast(m.position(2)), static_cast(m.length(2))) - : s.substr(static_cast(m.position(3)), + : s.substr(static_cast(m.position(3)), static_cast(m.length(3))); - auth[key] = val; - } - return true; - } - } - } - return false; + auth[key] = val; } - - class ContentProviderAdapter { - public: - explicit ContentProviderAdapter( - ContentProviderWithoutLength&& content_provider) - : content_provider_(content_provider) - { - } - - bool operator()(size_t offset, size_t, DataSink& sink) - { - return content_provider_(offset, sink); - } - - private: - ContentProviderWithoutLength content_provider_; - }; - - } // namespace detail - - inline std::string hosted_at(const std::string& hostname) - { - std::vector addrs; - hosted_at(hostname, addrs); - if (addrs.empty()) { return std::string(); } - return addrs[0]; + return true; + } } + } + return false; +} - inline void hosted_at(const std::string& hostname, - std::vector& addrs) - { - struct addrinfo hints; - struct addrinfo* result; +class ContentProviderAdapter { +public: + explicit ContentProviderAdapter( + ContentProviderWithoutLength &&content_provider) + : content_provider_(content_provider) {} - memset(&hints, 0, sizeof(struct addrinfo)); - hints.ai_family = AF_UNSPEC; - hints.ai_socktype = SOCK_STREAM; - hints.ai_protocol = 0; + bool operator()(size_t offset, size_t, DataSink &sink) { + return content_provider_(offset, sink); + } - if (getaddrinfo(hostname.c_str(), nullptr, &hints, &result)) { +private: + ContentProviderWithoutLength content_provider_; +}; + +} // namespace detail + +inline std::string hosted_at(const std::string &hostname) { + std::vector addrs; + hosted_at(hostname, addrs); + if (addrs.empty()) { return std::string(); } + return addrs[0]; +} + +inline void hosted_at(const std::string &hostname, + std::vector &addrs) { + struct addrinfo hints; + struct addrinfo *result; + + memset(&hints, 0, sizeof(struct addrinfo)); + hints.ai_family = AF_UNSPEC; + hints.ai_socktype = SOCK_STREAM; + hints.ai_protocol = 0; + + if (getaddrinfo(hostname.c_str(), nullptr, &hints, &result)) { #if defined __linux__ && !defined __ANDROID__ - res_init(); + res_init(); #endif - return; - } + return; + } + auto se = detail::scope_exit([&] { freeaddrinfo(result); }); - for (auto rp = result; rp; rp = rp->ai_next) { - const auto& addr = - *reinterpret_cast(rp->ai_addr); - std::string ip; - auto dummy = -1; - if (detail::get_ip_and_port(addr, sizeof(struct sockaddr_storage), ip, - dummy)) { - addrs.push_back(ip); - } - } - - freeaddrinfo(result); + for (auto rp = result; rp; rp = rp->ai_next) { + const auto &addr = + *reinterpret_cast(rp->ai_addr); + std::string ip; + auto dummy = -1; + if (detail::get_ip_and_port(addr, sizeof(struct sockaddr_storage), ip, + dummy)) { + addrs.push_back(ip); } + } +} - inline std::string append_query_params(const std::string& path, - const Params& params) - { - std::string path_with_query = path; - const static std::regex re("[^?]+\\?.*"); - auto delm = std::regex_match(path, re) ? '&' : '?'; - path_with_query += delm + detail::params_to_query_str(params); - return path_with_query; +inline std::string append_query_params(const std::string &path, + const Params ¶ms) { + std::string path_with_query = path; + const static std::regex re("[^?]+\\?.*"); + auto delm = std::regex_match(path, re) ? '&' : '?'; + path_with_query += delm + detail::params_to_query_str(params); + return path_with_query; +} + +// Header utilities +inline std::pair +make_range_header(const Ranges &ranges) { + std::string field = "bytes="; + auto i = 0; + for (const auto &r : ranges) { + if (i != 0) { field += ", "; } + if (r.first != -1) { field += std::to_string(r.first); } + field += '-'; + if (r.second != -1) { field += std::to_string(r.second); } + i++; + } + return std::make_pair("Range", std::move(field)); +} + +inline std::pair +make_basic_authentication_header(const std::string &username, + const std::string &password, bool is_proxy) { + auto field = "Basic " + detail::base64_encode(username + ":" + password); + auto key = is_proxy ? "Proxy-Authorization" : "Authorization"; + return std::make_pair(key, std::move(field)); +} + +inline std::pair +make_bearer_token_authentication_header(const std::string &token, + bool is_proxy = false) { + auto field = "Bearer " + token; + auto key = is_proxy ? "Proxy-Authorization" : "Authorization"; + return std::make_pair(key, std::move(field)); +} + +// Request implementation +inline bool Request::has_header(const std::string &key) const { + return detail::has_header(headers, key); +} + +inline std::string Request::get_header_value(const std::string &key, + const char *def, size_t id) const { + return detail::get_header_value(headers, key, def, id); +} + +inline size_t Request::get_header_value_count(const std::string &key) const { + auto r = headers.equal_range(key); + return static_cast(std::distance(r.first, r.second)); +} + +inline void Request::set_header(const std::string &key, + const std::string &val) { + if (detail::fields::is_field_name(key) && + detail::fields::is_field_value(val)) { + headers.emplace(key, val); + } +} + +inline bool Request::has_param(const std::string &key) const { + return params.find(key) != params.end(); +} + +inline std::string Request::get_param_value(const std::string &key, + size_t id) const { + auto rng = params.equal_range(key); + auto it = rng.first; + std::advance(it, static_cast(id)); + if (it != rng.second) { return it->second; } + return std::string(); +} + +inline size_t Request::get_param_value_count(const std::string &key) const { + auto r = params.equal_range(key); + return static_cast(std::distance(r.first, r.second)); +} + +inline bool Request::is_multipart_form_data() const { + const auto &content_type = get_header_value("Content-Type"); + return !content_type.rfind("multipart/form-data", 0); +} + +inline bool Request::has_file(const std::string &key) const { + return files.find(key) != files.end(); +} + +inline MultipartFormData Request::get_file_value(const std::string &key) const { + auto it = files.find(key); + if (it != files.end()) { return it->second; } + return MultipartFormData(); +} + +inline std::vector +Request::get_file_values(const std::string &key) const { + std::vector values; + auto rng = files.equal_range(key); + for (auto it = rng.first; it != rng.second; it++) { + values.push_back(it->second); + } + return values; +} + +// Response implementation +inline bool Response::has_header(const std::string &key) const { + return headers.find(key) != headers.end(); +} + +inline std::string Response::get_header_value(const std::string &key, + const char *def, + size_t id) const { + return detail::get_header_value(headers, key, def, id); +} + +inline size_t Response::get_header_value_count(const std::string &key) const { + auto r = headers.equal_range(key); + return static_cast(std::distance(r.first, r.second)); +} + +inline void Response::set_header(const std::string &key, + const std::string &val) { + if (detail::fields::is_field_name(key) && + detail::fields::is_field_value(val)) { + headers.emplace(key, val); + } +} + +inline void Response::set_redirect(const std::string &url, int stat) { + if (detail::fields::is_field_value(url)) { + set_header("Location", url); + if (300 <= stat && stat < 400) { + this->status = stat; + } else { + this->status = StatusCode::Found_302; } + } +} - // Header utilities - inline std::pair - make_range_header(const Ranges& ranges) - { - std::string field = "bytes="; - auto i = 0; - for (const auto& r : ranges) { - if (i != 0) { field += ", "; } - if (r.first != -1) { field += std::to_string(r.first); } - field += '-'; - if (r.second != -1) { field += std::to_string(r.second); } - i++; - } - return std::make_pair("Range", std::move(field)); - } +inline void Response::set_content(const char *s, size_t n, + const std::string &content_type) { + body.assign(s, n); - inline std::pair - make_basic_authentication_header(const std::string& username, - const std::string& password, bool is_proxy) - { - auto field = "Basic " + detail::base64_encode(username + ":" + password); - auto key = is_proxy ? "Proxy-Authorization" : "Authorization"; - return std::make_pair(key, std::move(field)); - } + auto rng = headers.equal_range("Content-Type"); + headers.erase(rng.first, rng.second); + set_header("Content-Type", content_type); +} - inline std::pair - make_bearer_token_authentication_header(const std::string& token, - bool is_proxy = false) - { - auto field = "Bearer " + token; - auto key = is_proxy ? "Proxy-Authorization" : "Authorization"; - return std::make_pair(key, std::move(field)); - } +inline void Response::set_content(const std::string &s, + const std::string &content_type) { + set_content(s.data(), s.size(), content_type); +} - // Request implementation - inline bool Request::has_header(const std::string& key) const - { - return detail::has_header(headers, key); - } +inline void Response::set_content(std::string &&s, + const std::string &content_type) { + body = std::move(s); - inline std::string Request::get_header_value(const std::string& key, - size_t id) const - { - return detail::get_header_value(headers, key, id, ""); - } + auto rng = headers.equal_range("Content-Type"); + headers.erase(rng.first, rng.second); + set_header("Content-Type", content_type); +} - inline size_t Request::get_header_value_count(const std::string& key) const - { - auto r = headers.equal_range(key); - return static_cast(std::distance(r.first, r.second)); - } +inline void Response::set_content_provider( + size_t in_length, const std::string &content_type, ContentProvider provider, + ContentProviderResourceReleaser resource_releaser) { + set_header("Content-Type", content_type); + content_length_ = in_length; + if (in_length > 0) { content_provider_ = std::move(provider); } + content_provider_resource_releaser_ = std::move(resource_releaser); + is_chunked_content_provider_ = false; +} - inline void Request::set_header(const std::string& key, - const std::string& val) - { - if (!detail::has_crlf(key) && !detail::has_crlf(val)) { - headers.emplace(key, val); - } - } +inline void Response::set_content_provider( + const std::string &content_type, ContentProviderWithoutLength provider, + ContentProviderResourceReleaser resource_releaser) { + set_header("Content-Type", content_type); + content_length_ = 0; + content_provider_ = detail::ContentProviderAdapter(std::move(provider)); + content_provider_resource_releaser_ = std::move(resource_releaser); + is_chunked_content_provider_ = false; +} - inline bool Request::has_param(const std::string& key) const - { - return params.find(key) != params.end(); - } +inline void Response::set_chunked_content_provider( + const std::string &content_type, ContentProviderWithoutLength provider, + ContentProviderResourceReleaser resource_releaser) { + set_header("Content-Type", content_type); + content_length_ = 0; + content_provider_ = detail::ContentProviderAdapter(std::move(provider)); + content_provider_resource_releaser_ = std::move(resource_releaser); + is_chunked_content_provider_ = true; +} - inline std::string Request::get_param_value(const std::string& key, - size_t id) const - { - auto rng = params.equal_range(key); - auto it = rng.first; - std::advance(it, static_cast(id)); - if (it != rng.second) { return it->second; } - return std::string(); - } +inline void Response::set_file_content(const std::string &path, + const std::string &content_type) { + file_content_path_ = path; + file_content_content_type_ = content_type; +} - inline size_t Request::get_param_value_count(const std::string& key) const - { - auto r = params.equal_range(key); - return static_cast(std::distance(r.first, r.second)); - } +inline void Response::set_file_content(const std::string &path) { + file_content_path_ = path; +} - inline bool Request::is_multipart_form_data() const - { - const auto& content_type = get_header_value("Content-Type"); - return !content_type.rfind("multipart/form-data", 0); - } +// Result implementation +inline bool Result::has_request_header(const std::string &key) const { + return request_headers_.find(key) != request_headers_.end(); +} - inline bool Request::has_file(const std::string& key) const - { - return files.find(key) != files.end(); - } +inline std::string Result::get_request_header_value(const std::string &key, + const char *def, + size_t id) const { + return detail::get_header_value(request_headers_, key, def, id); +} - inline MultipartFormData Request::get_file_value(const std::string& key) const - { - auto it = files.find(key); - if (it != files.end()) { return it->second; } - return MultipartFormData(); - } +inline size_t +Result::get_request_header_value_count(const std::string &key) const { + auto r = request_headers_.equal_range(key); + return static_cast(std::distance(r.first, r.second)); +} - inline std::vector - Request::get_file_values(const std::string& key) const - { - std::vector values; - auto rng = files.equal_range(key); - for (auto it = rng.first; it != rng.second; it++) { - values.push_back(it->second); - } - return values; - } +// Stream implementation +inline ssize_t Stream::write(const char *ptr) { + return write(ptr, strlen(ptr)); +} - // Response implementation - inline bool Response::has_header(const std::string& key) const - { - return headers.find(key) != headers.end(); - } +inline ssize_t Stream::write(const std::string &s) { + return write(s.data(), s.size()); +} - inline std::string Response::get_header_value(const std::string& key, - size_t id) const - { - return detail::get_header_value(headers, key, id, ""); - } +namespace detail { - inline size_t Response::get_header_value_count(const std::string& key) const - { - auto r = headers.equal_range(key); - return static_cast(std::distance(r.first, r.second)); - } +inline void calc_actual_timeout(time_t max_timeout_msec, time_t duration_msec, + time_t timeout_sec, time_t timeout_usec, + time_t &actual_timeout_sec, + time_t &actual_timeout_usec) { + auto timeout_msec = (timeout_sec * 1000) + (timeout_usec / 1000); - inline void Response::set_header(const std::string& key, - const std::string& val) - { - if (!detail::has_crlf(key) && !detail::has_crlf(val)) { - headers.emplace(key, val); - } - } + auto actual_timeout_msec = + (std::min)(max_timeout_msec - duration_msec, timeout_msec); - inline void Response::set_redirect(const std::string& url, int stat) - { - if (!detail::has_crlf(url)) { - set_header("Location", url); - if (300 <= stat && stat < 400) { - this->status = stat; - } - else { - this->status = StatusCode::Found_302; - } - } - } + actual_timeout_sec = actual_timeout_msec / 1000; + actual_timeout_usec = (actual_timeout_msec % 1000) * 1000; +} - inline void Response::set_content(const char* s, size_t n, - const std::string& content_type) - { - body.assign(s, n); +// Socket stream implementation +inline SocketStream::SocketStream( + socket_t sock, time_t read_timeout_sec, time_t read_timeout_usec, + time_t write_timeout_sec, time_t write_timeout_usec, + time_t max_timeout_msec, + std::chrono::time_point start_time) + : sock_(sock), read_timeout_sec_(read_timeout_sec), + read_timeout_usec_(read_timeout_usec), + write_timeout_sec_(write_timeout_sec), + write_timeout_usec_(write_timeout_usec), + max_timeout_msec_(max_timeout_msec), start_time(start_time), + read_buff_(read_buff_size_, 0) {} - auto rng = headers.equal_range("Content-Type"); - headers.erase(rng.first, rng.second); - set_header("Content-Type", content_type); - } +inline SocketStream::~SocketStream() = default; - inline void Response::set_content(const std::string& s, - const std::string& content_type) - { - set_content(s.data(), s.size(), content_type); - } +inline bool SocketStream::is_readable() const { + if (max_timeout_msec_ <= 0) { + return select_read(sock_, read_timeout_sec_, read_timeout_usec_) > 0; + } - inline void Response::set_content(std::string&& s, - const std::string& content_type) - { - body = std::move(s); + time_t read_timeout_sec; + time_t read_timeout_usec; + calc_actual_timeout(max_timeout_msec_, duration(), read_timeout_sec_, + read_timeout_usec_, read_timeout_sec, read_timeout_usec); - auto rng = headers.equal_range("Content-Type"); - headers.erase(rng.first, rng.second); - set_header("Content-Type", content_type); - } + return select_read(sock_, read_timeout_sec, read_timeout_usec) > 0; +} - inline void Response::set_content_provider( - size_t in_length, const std::string& content_type, ContentProvider provider, - ContentProviderResourceReleaser resource_releaser) - { - set_header("Content-Type", content_type); - content_length_ = in_length; - if (in_length > 0) { content_provider_ = std::move(provider); } - content_provider_resource_releaser_ = std::move(resource_releaser); - is_chunked_content_provider_ = false; - } +inline bool SocketStream::is_writable() const { + return select_write(sock_, write_timeout_sec_, write_timeout_usec_) > 0 && + is_socket_alive(sock_); +} - inline void Response::set_content_provider( - const std::string& content_type, ContentProviderWithoutLength provider, - ContentProviderResourceReleaser resource_releaser) - { - set_header("Content-Type", content_type); - content_length_ = 0; - content_provider_ = detail::ContentProviderAdapter(std::move(provider)); - content_provider_resource_releaser_ = std::move(resource_releaser); - is_chunked_content_provider_ = false; - } - - inline void Response::set_chunked_content_provider( - const std::string& content_type, ContentProviderWithoutLength provider, - ContentProviderResourceReleaser resource_releaser) - { - set_header("Content-Type", content_type); - content_length_ = 0; - content_provider_ = detail::ContentProviderAdapter(std::move(provider)); - content_provider_resource_releaser_ = std::move(resource_releaser); - is_chunked_content_provider_ = true; - } - - // Result implementation - inline bool Result::has_request_header(const std::string& key) const - { - return request_headers_.find(key) != request_headers_.end(); - } - - inline std::string Result::get_request_header_value(const std::string& key, - size_t id) const - { - return detail::get_header_value(request_headers_, key, id, ""); - } - - inline size_t - Result::get_request_header_value_count(const std::string& key) const - { - auto r = request_headers_.equal_range(key); - return static_cast(std::distance(r.first, r.second)); - } - - // Stream implementation - inline ssize_t Stream::write(const char* ptr) - { - return write(ptr, strlen(ptr)); - } - - inline ssize_t Stream::write(const std::string& s) - { - return write(s.data(), s.size()); - } - - namespace detail - { - - // Socket stream implementation - inline SocketStream::SocketStream(socket_t sock, time_t read_timeout_sec, - time_t read_timeout_usec, - time_t write_timeout_sec, - time_t write_timeout_usec) - : sock_(sock), read_timeout_sec_(read_timeout_sec), - read_timeout_usec_(read_timeout_usec), - write_timeout_sec_(write_timeout_sec), - write_timeout_usec_(write_timeout_usec), read_buff_(read_buff_size_, 0) - { - } - - inline SocketStream::~SocketStream() = default; - - inline bool SocketStream::is_readable() const - { - return select_read(sock_, read_timeout_sec_, read_timeout_usec_) > 0; - } - - inline bool SocketStream::is_writable() const - { - return select_write(sock_, write_timeout_sec_, write_timeout_usec_) > 0 && - is_socket_alive(sock_); - } - - inline ssize_t SocketStream::read(char* ptr, size_t size) - { +inline ssize_t SocketStream::read(char *ptr, size_t size) { #ifdef _WIN32 - size = - (std::min)(size, static_cast((std::numeric_limits::max)())); + size = + (std::min)(size, static_cast((std::numeric_limits::max)())); #else - size = (std::min)(size, - static_cast((std::numeric_limits::max)())); + size = (std::min)(size, + static_cast((std::numeric_limits::max)())); #endif - if (read_buff_off_ < read_buff_content_size_) { - auto remaining_size = read_buff_content_size_ - read_buff_off_; - if (size <= remaining_size) { - memcpy(ptr, read_buff_.data() + read_buff_off_, size); - read_buff_off_ += size; - return static_cast(size); - } - else { - memcpy(ptr, read_buff_.data() + read_buff_off_, remaining_size); - read_buff_off_ += remaining_size; - return static_cast(remaining_size); - } - } + if (read_buff_off_ < read_buff_content_size_) { + auto remaining_size = read_buff_content_size_ - read_buff_off_; + if (size <= remaining_size) { + memcpy(ptr, read_buff_.data() + read_buff_off_, size); + read_buff_off_ += size; + return static_cast(size); + } else { + memcpy(ptr, read_buff_.data() + read_buff_off_, remaining_size); + read_buff_off_ += remaining_size; + return static_cast(remaining_size); + } + } - if (!is_readable()) { return -1; } + if (!is_readable()) { return -1; } - read_buff_off_ = 0; - read_buff_content_size_ = 0; + read_buff_off_ = 0; + read_buff_content_size_ = 0; - if (size < read_buff_size_) { - auto n = read_socket(sock_, read_buff_.data(), read_buff_size_, - CPPHTTPLIB_RECV_FLAGS); - if (n <= 0) { - return n; - } - else if (n <= static_cast(size)) { - memcpy(ptr, read_buff_.data(), static_cast(n)); - return n; - } - else { - memcpy(ptr, read_buff_.data(), size); - read_buff_off_ = size; - read_buff_content_size_ = static_cast(n); - return static_cast(size); - } - } - else { - return read_socket(sock_, ptr, size, CPPHTTPLIB_RECV_FLAGS); - } - } + if (size < read_buff_size_) { + auto n = read_socket(sock_, read_buff_.data(), read_buff_size_, + CPPHTTPLIB_RECV_FLAGS); + if (n <= 0) { + return n; + } else if (n <= static_cast(size)) { + memcpy(ptr, read_buff_.data(), static_cast(n)); + return n; + } else { + memcpy(ptr, read_buff_.data(), size); + read_buff_off_ = size; + read_buff_content_size_ = static_cast(n); + return static_cast(size); + } + } else { + return read_socket(sock_, ptr, size, CPPHTTPLIB_RECV_FLAGS); + } +} - inline ssize_t SocketStream::write(const char* ptr, size_t size) - { - if (!is_writable()) { return -1; } +inline ssize_t SocketStream::write(const char *ptr, size_t size) { + if (!is_writable()) { return -1; } #if defined(_WIN32) && !defined(_WIN64) - size = - (std::min)(size, static_cast((std::numeric_limits::max)())); + size = + (std::min)(size, static_cast((std::numeric_limits::max)())); #endif - return send_socket(sock_, ptr, size, CPPHTTPLIB_SEND_FLAGS); - } + return send_socket(sock_, ptr, size, CPPHTTPLIB_SEND_FLAGS); +} - inline void SocketStream::get_remote_ip_and_port(std::string& ip, - int& port) const - { - return detail::get_remote_ip_and_port(sock_, ip, port); - } +inline void SocketStream::get_remote_ip_and_port(std::string &ip, + int &port) const { + return detail::get_remote_ip_and_port(sock_, ip, port); +} - inline void SocketStream::get_local_ip_and_port(std::string& ip, - int& port) const - { - return detail::get_local_ip_and_port(sock_, ip, port); - } +inline void SocketStream::get_local_ip_and_port(std::string &ip, + int &port) const { + return detail::get_local_ip_and_port(sock_, ip, port); +} - inline socket_t SocketStream::socket() const { return sock_; } +inline socket_t SocketStream::socket() const { return sock_; } - // Buffer stream implementation - inline bool BufferStream::is_readable() const { return true; } +inline time_t SocketStream::duration() const { + return std::chrono::duration_cast( + std::chrono::steady_clock::now() - start_time) + .count(); +} - inline bool BufferStream::is_writable() const { return true; } +// Buffer stream implementation +inline bool BufferStream::is_readable() const { return true; } - inline ssize_t BufferStream::read(char* ptr, size_t size) - { +inline bool BufferStream::is_writable() const { return true; } + +inline ssize_t BufferStream::read(char *ptr, size_t size) { #if defined(_MSC_VER) && _MSC_VER < 1910 - auto len_read = buffer._Copy_s(ptr, size, size, position); + auto len_read = buffer._Copy_s(ptr, size, size, position); #else - auto len_read = buffer.copy(ptr, size, position); + auto len_read = buffer.copy(ptr, size, position); #endif - position += static_cast(len_read); - return static_cast(len_read); - } + position += static_cast(len_read); + return static_cast(len_read); +} - inline ssize_t BufferStream::write(const char* ptr, size_t size) - { - buffer.append(ptr, size); - return static_cast(size); - } +inline ssize_t BufferStream::write(const char *ptr, size_t size) { + buffer.append(ptr, size); + return static_cast(size); +} - inline void BufferStream::get_remote_ip_and_port(std::string& /*ip*/, - int& /*port*/) const - { - } +inline void BufferStream::get_remote_ip_and_port(std::string & /*ip*/, + int & /*port*/) const {} - inline void BufferStream::get_local_ip_and_port(std::string& /*ip*/, - int& /*port*/) const - { - } +inline void BufferStream::get_local_ip_and_port(std::string & /*ip*/, + int & /*port*/) const {} - inline socket_t BufferStream::socket() const { return 0; } +inline socket_t BufferStream::socket() const { return 0; } - inline const std::string& BufferStream::get_buffer() const { return buffer; } +inline time_t BufferStream::duration() const { return 0; } - inline PathParamsMatcher::PathParamsMatcher(const std::string& pattern) - { - // One past the last ending position of a path param substring - std::size_t last_param_end = 0; +inline const std::string &BufferStream::get_buffer() const { return buffer; } + +inline PathParamsMatcher::PathParamsMatcher(const std::string &pattern) { + static constexpr char marker[] = "/:"; + + // One past the last ending position of a path param substring + std::size_t last_param_end = 0; #ifndef CPPHTTPLIB_NO_EXCEPTIONS - // Needed to ensure that parameter names are unique during matcher - // construction - // If exceptions are disabled, only last duplicate path - // parameter will be set - std::unordered_set param_name_set; + // Needed to ensure that parameter names are unique during matcher + // construction + // If exceptions are disabled, only last duplicate path + // parameter will be set + std::unordered_set param_name_set; #endif - while (true) { - const auto marker_pos = pattern.find(marker, last_param_end); - if (marker_pos == std::string::npos) { break; } + while (true) { + const auto marker_pos = pattern.find( + marker, last_param_end == 0 ? last_param_end : last_param_end - 1); + if (marker_pos == std::string::npos) { break; } - static_fragments_.push_back( - pattern.substr(last_param_end, marker_pos - last_param_end)); + static_fragments_.push_back( + pattern.substr(last_param_end, marker_pos - last_param_end + 1)); - const auto param_name_start = marker_pos + 1; + const auto param_name_start = marker_pos + 2; - auto sep_pos = pattern.find(separator, param_name_start); - if (sep_pos == std::string::npos) { sep_pos = pattern.length(); } + auto sep_pos = pattern.find(separator, param_name_start); + if (sep_pos == std::string::npos) { sep_pos = pattern.length(); } - auto param_name = - pattern.substr(param_name_start, sep_pos - param_name_start); + auto param_name = + pattern.substr(param_name_start, sep_pos - param_name_start); #ifndef CPPHTTPLIB_NO_EXCEPTIONS - if (param_name_set.find(param_name) != param_name_set.cend()) { - std::string msg = "Encountered path parameter '" + param_name + + if (param_name_set.find(param_name) != param_name_set.cend()) { + std::string msg = "Encountered path parameter '" + param_name + "' multiple times in route pattern '" + pattern + "'."; - throw std::invalid_argument(msg); - } + throw std::invalid_argument(msg); + } #endif - param_names_.push_back(std::move(param_name)); + param_names_.push_back(std::move(param_name)); - last_param_end = sep_pos + 1; - } + last_param_end = sep_pos + 1; + } - if (last_param_end < pattern.length()) { - static_fragments_.push_back(pattern.substr(last_param_end)); - } - } + if (last_param_end < pattern.length()) { + static_fragments_.push_back(pattern.substr(last_param_end)); + } +} - inline bool PathParamsMatcher::match(Request& request) const - { - request.matches = std::smatch(); - request.path_params.clear(); - request.path_params.reserve(param_names_.size()); +inline bool PathParamsMatcher::match(Request &request) const { + request.matches = std::smatch(); + request.path_params.clear(); + request.path_params.reserve(param_names_.size()); - // One past the position at which the path matched the pattern last time - std::size_t starting_pos = 0; - for (size_t i = 0; i < static_fragments_.size(); ++i) { - const auto& fragment = static_fragments_[i]; + // One past the position at which the path matched the pattern last time + std::size_t starting_pos = 0; + for (size_t i = 0; i < static_fragments_.size(); ++i) { + const auto &fragment = static_fragments_[i]; - if (starting_pos + fragment.length() > request.path.length()) { - return false; - } + if (starting_pos + fragment.length() > request.path.length()) { + return false; + } - // Avoid unnecessary allocation by using strncmp instead of substr + - // comparison - if (std::strncmp(request.path.c_str() + starting_pos, fragment.c_str(), - fragment.length()) != 0) { - return false; - } + // Avoid unnecessary allocation by using strncmp instead of substr + + // comparison + if (std::strncmp(request.path.c_str() + starting_pos, fragment.c_str(), + fragment.length()) != 0) { + return false; + } - starting_pos += fragment.length(); + starting_pos += fragment.length(); - // Should only happen when we have a static fragment after a param - // Example: '/users/:id/subscriptions' - // The 'subscriptions' fragment here does not have a corresponding param - if (i >= param_names_.size()) { continue; } + // Should only happen when we have a static fragment after a param + // Example: '/users/:id/subscriptions' + // The 'subscriptions' fragment here does not have a corresponding param + if (i >= param_names_.size()) { continue; } - auto sep_pos = request.path.find(separator, starting_pos); - if (sep_pos == std::string::npos) { sep_pos = request.path.length(); } + auto sep_pos = request.path.find(separator, starting_pos); + if (sep_pos == std::string::npos) { sep_pos = request.path.length(); } - const auto& param_name = param_names_[i]; + const auto ¶m_name = param_names_[i]; - request.path_params.emplace( - param_name, request.path.substr(starting_pos, sep_pos - starting_pos)); + request.path_params.emplace( + param_name, request.path.substr(starting_pos, sep_pos - starting_pos)); - // Mark everythin up to '/' as matched - starting_pos = sep_pos + 1; - } - // Returns false if the path is longer than the pattern - return starting_pos >= request.path.length(); - } + // Mark everything up to '/' as matched + starting_pos = sep_pos + 1; + } + // Returns false if the path is longer than the pattern + return starting_pos >= request.path.length(); +} - inline bool RegexMatcher::match(Request& request) const - { - request.path_params.clear(); - return std::regex_match(request.path, request.matches, regex_); - } +inline bool RegexMatcher::match(Request &request) const { + request.path_params.clear(); + return std::regex_match(request.path, request.matches, regex_); +} - } // namespace detail +} // namespace detail - // HTTP server implementation - inline Server::Server() - : new_task_queue( - [] { return new ThreadPool(CPPHTTPLIB_THREAD_POOL_COUNT); }) - { +// HTTP server implementation +inline Server::Server() + : new_task_queue( + [] { return new ThreadPool(CPPHTTPLIB_THREAD_POOL_COUNT); }) { #ifndef _WIN32 - signal(SIGPIPE, SIG_IGN); + signal(SIGPIPE, SIG_IGN); #endif +} + +inline Server::~Server() = default; + +inline std::unique_ptr +Server::make_matcher(const std::string &pattern) { + if (pattern.find("/:") != std::string::npos) { + return detail::make_unique(pattern); + } else { + return detail::make_unique(pattern); + } +} + +inline Server &Server::Get(const std::string &pattern, Handler handler) { + get_handlers_.emplace_back(make_matcher(pattern), std::move(handler)); + return *this; +} + +inline Server &Server::Post(const std::string &pattern, Handler handler) { + post_handlers_.emplace_back(make_matcher(pattern), std::move(handler)); + return *this; +} + +inline Server &Server::Post(const std::string &pattern, + HandlerWithContentReader handler) { + post_handlers_for_content_reader_.emplace_back(make_matcher(pattern), + std::move(handler)); + return *this; +} + +inline Server &Server::Put(const std::string &pattern, Handler handler) { + put_handlers_.emplace_back(make_matcher(pattern), std::move(handler)); + return *this; +} + +inline Server &Server::Put(const std::string &pattern, + HandlerWithContentReader handler) { + put_handlers_for_content_reader_.emplace_back(make_matcher(pattern), + std::move(handler)); + return *this; +} + +inline Server &Server::Patch(const std::string &pattern, Handler handler) { + patch_handlers_.emplace_back(make_matcher(pattern), std::move(handler)); + return *this; +} + +inline Server &Server::Patch(const std::string &pattern, + HandlerWithContentReader handler) { + patch_handlers_for_content_reader_.emplace_back(make_matcher(pattern), + std::move(handler)); + return *this; +} + +inline Server &Server::Delete(const std::string &pattern, Handler handler) { + delete_handlers_.emplace_back(make_matcher(pattern), std::move(handler)); + return *this; +} + +inline Server &Server::Delete(const std::string &pattern, + HandlerWithContentReader handler) { + delete_handlers_for_content_reader_.emplace_back(make_matcher(pattern), + std::move(handler)); + return *this; +} + +inline Server &Server::Options(const std::string &pattern, Handler handler) { + options_handlers_.emplace_back(make_matcher(pattern), std::move(handler)); + return *this; +} + +inline bool Server::set_base_dir(const std::string &dir, + const std::string &mount_point) { + return set_mount_point(mount_point, dir); +} + +inline bool Server::set_mount_point(const std::string &mount_point, + const std::string &dir, Headers headers) { + detail::FileStat stat(dir); + if (stat.is_dir()) { + std::string mnt = !mount_point.empty() ? mount_point : "/"; + if (!mnt.empty() && mnt[0] == '/') { + base_dirs_.push_back({mnt, dir, std::move(headers)}); + return true; + } + } + return false; +} + +inline bool Server::remove_mount_point(const std::string &mount_point) { + for (auto it = base_dirs_.begin(); it != base_dirs_.end(); ++it) { + if (it->mount_point == mount_point) { + base_dirs_.erase(it); + return true; + } + } + return false; +} + +inline Server & +Server::set_file_extension_and_mimetype_mapping(const std::string &ext, + const std::string &mime) { + file_extension_and_mimetype_map_[ext] = mime; + return *this; +} + +inline Server &Server::set_default_file_mimetype(const std::string &mime) { + default_file_mimetype_ = mime; + return *this; +} + +inline Server &Server::set_file_request_handler(Handler handler) { + file_request_handler_ = std::move(handler); + return *this; +} + +inline Server &Server::set_error_handler_core(HandlerWithResponse handler, + std::true_type) { + error_handler_ = std::move(handler); + return *this; +} + +inline Server &Server::set_error_handler_core(Handler handler, + std::false_type) { + error_handler_ = [handler](const Request &req, Response &res) { + handler(req, res); + return HandlerResponse::Handled; + }; + return *this; +} + +inline Server &Server::set_exception_handler(ExceptionHandler handler) { + exception_handler_ = std::move(handler); + return *this; +} + +inline Server &Server::set_pre_routing_handler(HandlerWithResponse handler) { + pre_routing_handler_ = std::move(handler); + return *this; +} + +inline Server &Server::set_post_routing_handler(Handler handler) { + post_routing_handler_ = std::move(handler); + return *this; +} + +inline Server &Server::set_logger(Logger logger) { + logger_ = std::move(logger); + return *this; +} + +inline Server & +Server::set_expect_100_continue_handler(Expect100ContinueHandler handler) { + expect_100_continue_handler_ = std::move(handler); + return *this; +} + +inline Server &Server::set_address_family(int family) { + address_family_ = family; + return *this; +} + +inline Server &Server::set_tcp_nodelay(bool on) { + tcp_nodelay_ = on; + return *this; +} + +inline Server &Server::set_ipv6_v6only(bool on) { + ipv6_v6only_ = on; + return *this; +} + +inline Server &Server::set_socket_options(SocketOptions socket_options) { + socket_options_ = std::move(socket_options); + return *this; +} + +inline Server &Server::set_default_headers(Headers headers) { + default_headers_ = std::move(headers); + return *this; +} + +inline Server &Server::set_header_writer( + std::function const &writer) { + header_writer_ = writer; + return *this; +} + +inline Server &Server::set_keep_alive_max_count(size_t count) { + keep_alive_max_count_ = count; + return *this; +} + +inline Server &Server::set_keep_alive_timeout(time_t sec) { + keep_alive_timeout_sec_ = sec; + return *this; +} + +inline Server &Server::set_read_timeout(time_t sec, time_t usec) { + read_timeout_sec_ = sec; + read_timeout_usec_ = usec; + return *this; +} + +inline Server &Server::set_write_timeout(time_t sec, time_t usec) { + write_timeout_sec_ = sec; + write_timeout_usec_ = usec; + return *this; +} + +inline Server &Server::set_idle_interval(time_t sec, time_t usec) { + idle_interval_sec_ = sec; + idle_interval_usec_ = usec; + return *this; +} + +inline Server &Server::set_payload_max_length(size_t length) { + payload_max_length_ = length; + return *this; +} + +inline bool Server::bind_to_port(const std::string &host, int port, + int socket_flags) { + auto ret = bind_internal(host, port, socket_flags); + if (ret == -1) { is_decommissioned = true; } + return ret >= 0; +} +inline int Server::bind_to_any_port(const std::string &host, int socket_flags) { + auto ret = bind_internal(host, 0, socket_flags); + if (ret == -1) { is_decommissioned = true; } + return ret; +} + +inline bool Server::listen_after_bind() { return listen_internal(); } + +inline bool Server::listen(const std::string &host, int port, + int socket_flags) { + return bind_to_port(host, port, socket_flags) && listen_internal(); +} + +inline bool Server::is_running() const { return is_running_; } + +inline void Server::wait_until_ready() const { + while (!is_running_ && !is_decommissioned) { + std::this_thread::sleep_for(std::chrono::milliseconds{1}); + } +} + +inline void Server::stop() { + if (is_running_) { + assert(svr_sock_ != INVALID_SOCKET); + std::atomic sock(svr_sock_.exchange(INVALID_SOCKET)); + detail::shutdown_socket(sock); + detail::close_socket(sock); + } + is_decommissioned = false; +} + +inline void Server::decommission() { is_decommissioned = true; } + +inline bool Server::parse_request_line(const char *s, Request &req) const { + auto len = strlen(s); + if (len < 2 || s[len - 2] != '\r' || s[len - 1] != '\n') { return false; } + len -= 2; + + { + size_t count = 0; + + detail::split(s, s + len, ' ', [&](const char *b, const char *e) { + switch (count) { + case 0: req.method = std::string(b, e); break; + case 1: req.target = std::string(b, e); break; + case 2: req.version = std::string(b, e); break; + default: break; + } + count++; + }); + + if (count != 3) { return false; } + } + + static const std::set methods{ + "GET", "HEAD", "POST", "PUT", "DELETE", + "CONNECT", "OPTIONS", "TRACE", "PATCH", "PRI"}; + + if (methods.find(req.method) == methods.end()) { return false; } + + if (req.version != "HTTP/1.1" && req.version != "HTTP/1.0") { return false; } + + { + // Skip URL fragment + for (size_t i = 0; i < req.target.size(); i++) { + if (req.target[i] == '#') { + req.target.erase(i); + break; + } } - inline Server::~Server() = default; + detail::divide(req.target, '?', + [&](const char *lhs_data, std::size_t lhs_size, + const char *rhs_data, std::size_t rhs_size) { + req.path = detail::decode_url( + std::string(lhs_data, lhs_size), false); + detail::parse_query_text(rhs_data, rhs_size, req.params); + }); + } - inline std::unique_ptr - Server::make_matcher(const std::string& pattern) - { - if (pattern.find("/:") != std::string::npos) { - return detail::make_unique(pattern); - } - else { - return detail::make_unique(pattern); - } + return true; +} + +inline bool Server::write_response(Stream &strm, bool close_connection, + Request &req, Response &res) { + // NOTE: `req.ranges` should be empty, otherwise it will be applied + // incorrectly to the error content. + req.ranges.clear(); + return write_response_core(strm, close_connection, req, res, false); +} + +inline bool Server::write_response_with_content(Stream &strm, + bool close_connection, + const Request &req, + Response &res) { + return write_response_core(strm, close_connection, req, res, true); +} + +inline bool Server::write_response_core(Stream &strm, bool close_connection, + const Request &req, Response &res, + bool need_apply_ranges) { + assert(res.status != -1); + + if (400 <= res.status && error_handler_ && + error_handler_(req, res) == HandlerResponse::Handled) { + need_apply_ranges = true; + } + + std::string content_type; + std::string boundary; + if (need_apply_ranges) { apply_ranges(req, res, content_type, boundary); } + + // Prepare additional headers + if (close_connection || req.get_header_value("Connection") == "close") { + res.set_header("Connection", "close"); + } else { + std::string s = "timeout="; + s += std::to_string(keep_alive_timeout_sec_); + s += ", max="; + s += std::to_string(keep_alive_max_count_); + res.set_header("Keep-Alive", s); + } + + if ((!res.body.empty() || res.content_length_ > 0 || res.content_provider_) && + !res.has_header("Content-Type")) { + res.set_header("Content-Type", "text/plain"); + } + + if (res.body.empty() && !res.content_length_ && !res.content_provider_ && + !res.has_header("Content-Length")) { + res.set_header("Content-Length", "0"); + } + + if (req.method == "HEAD" && !res.has_header("Accept-Ranges")) { + res.set_header("Accept-Ranges", "bytes"); + } + + if (post_routing_handler_) { post_routing_handler_(req, res); } + + // Response line and headers + { + detail::BufferStream bstrm; + if (!detail::write_response_line(bstrm, res.status)) { return false; } + if (!header_writer_(bstrm, res.headers)) { return false; } + + // Flush buffer + auto &data = bstrm.get_buffer(); + detail::write_data(strm, data.data(), data.size()); + } + + // Body + auto ret = true; + if (req.method != "HEAD") { + if (!res.body.empty()) { + if (!detail::write_data(strm, res.body.data(), res.body.size())) { + ret = false; + } + } else if (res.content_provider_) { + if (write_content_with_provider(strm, req, res, boundary, content_type)) { + res.content_provider_success_ = true; + } else { + ret = false; + } } + } - inline Server& Server::Get(const std::string& pattern, Handler handler) - { - get_handlers_.emplace_back(make_matcher(pattern), std::move(handler)); - return *this; + // Log + if (logger_) { logger_(req, res); } + + return ret; +} + +inline bool +Server::write_content_with_provider(Stream &strm, const Request &req, + Response &res, const std::string &boundary, + const std::string &content_type) { + auto is_shutting_down = [this]() { + return this->svr_sock_ == INVALID_SOCKET; + }; + + if (res.content_length_ > 0) { + if (req.ranges.empty()) { + return detail::write_content(strm, res.content_provider_, 0, + res.content_length_, is_shutting_down); + } else if (req.ranges.size() == 1) { + auto offset_and_length = detail::get_range_offset_and_length( + req.ranges[0], res.content_length_); + + return detail::write_content(strm, res.content_provider_, + offset_and_length.first, + offset_and_length.second, is_shutting_down); + } else { + return detail::write_multipart_ranges_data( + strm, req, res, boundary, content_type, res.content_length_, + is_shutting_down); } + } else { + if (res.is_chunked_content_provider_) { + auto type = detail::encoding_type(req, res); - inline Server& Server::Post(const std::string& pattern, Handler handler) - { - post_handlers_.emplace_back(make_matcher(pattern), std::move(handler)); - return *this; - } - - inline Server& Server::Post(const std::string& pattern, - HandlerWithContentReader handler) - { - post_handlers_for_content_reader_.emplace_back(make_matcher(pattern), - std::move(handler)); - return *this; - } - - inline Server& Server::Put(const std::string& pattern, Handler handler) - { - put_handlers_.emplace_back(make_matcher(pattern), std::move(handler)); - return *this; - } - - inline Server& Server::Put(const std::string& pattern, - HandlerWithContentReader handler) - { - put_handlers_for_content_reader_.emplace_back(make_matcher(pattern), - std::move(handler)); - return *this; - } - - inline Server& Server::Patch(const std::string& pattern, Handler handler) - { - patch_handlers_.emplace_back(make_matcher(pattern), std::move(handler)); - return *this; - } - - inline Server& Server::Patch(const std::string& pattern, - HandlerWithContentReader handler) - { - patch_handlers_for_content_reader_.emplace_back(make_matcher(pattern), - std::move(handler)); - return *this; - } - - inline Server& Server::Delete(const std::string& pattern, Handler handler) - { - delete_handlers_.emplace_back(make_matcher(pattern), std::move(handler)); - return *this; - } - - inline Server& Server::Delete(const std::string& pattern, - HandlerWithContentReader handler) - { - delete_handlers_for_content_reader_.emplace_back(make_matcher(pattern), - std::move(handler)); - return *this; - } - - inline Server& Server::Options(const std::string& pattern, Handler handler) - { - options_handlers_.emplace_back(make_matcher(pattern), std::move(handler)); - return *this; - } - - inline bool Server::set_base_dir(const std::string& dir, - const std::string& mount_point) - { - return set_mount_point(mount_point, dir); - } - - inline bool Server::set_mount_point(const std::string& mount_point, - const std::string& dir, Headers headers) - { - if (detail::is_dir(dir)) { - std::string mnt = !mount_point.empty() ? mount_point : "/"; - if (!mnt.empty() && mnt[0] == '/') { - base_dirs_.push_back({ mnt, dir, std::move(headers) }); - return true; - } - } - return false; - } - - inline bool Server::remove_mount_point(const std::string& mount_point) - { - for (auto it = base_dirs_.begin(); it != base_dirs_.end(); ++it) { - if (it->mount_point == mount_point) { - base_dirs_.erase(it); - return true; - } - } - return false; - } - - inline Server& - Server::set_file_extension_and_mimetype_mapping(const std::string& ext, - const std::string& mime) - { - file_extension_and_mimetype_map_[ext] = mime; - return *this; - } - - inline Server& Server::set_default_file_mimetype(const std::string& mime) - { - default_file_mimetype_ = mime; - return *this; - } - - inline Server& Server::set_file_request_handler(Handler handler) - { - file_request_handler_ = std::move(handler); - return *this; - } - - inline Server& Server::set_error_handler_core(HandlerWithResponse handler, - std::true_type) - { - error_handler_ = std::move(handler); - return *this; - } - - inline Server& Server::set_error_handler_core(Handler handler, - std::false_type) - { - error_handler_ = [handler](const Request& req, Response& res) { - handler(req, res); - return HandlerResponse::Handled; - }; - return *this; - } - - inline Server& Server::set_exception_handler(ExceptionHandler handler) - { - exception_handler_ = std::move(handler); - return *this; - } - - inline Server& Server::set_pre_routing_handler(HandlerWithResponse handler) - { - pre_routing_handler_ = std::move(handler); - return *this; - } - - inline Server& Server::set_post_routing_handler(Handler handler) - { - post_routing_handler_ = std::move(handler); - return *this; - } - - inline Server& Server::set_logger(Logger logger) - { - logger_ = std::move(logger); - return *this; - } - - inline Server& - Server::set_expect_100_continue_handler(Expect100ContinueHandler handler) - { - expect_100_continue_handler_ = std::move(handler); - return *this; - } - - inline Server& Server::set_address_family(int family) - { - address_family_ = family; - return *this; - } - - inline Server& Server::set_tcp_nodelay(bool on) - { - tcp_nodelay_ = on; - return *this; - } - - inline Server& Server::set_socket_options(SocketOptions socket_options) - { - socket_options_ = std::move(socket_options); - return *this; - } - - inline Server& Server::set_default_headers(Headers headers) - { - default_headers_ = std::move(headers); - return *this; - } - - inline Server& Server::set_header_writer( - std::function const& writer) - { - header_writer_ = writer; - return *this; - } - - inline Server& Server::set_keep_alive_max_count(size_t count) - { - keep_alive_max_count_ = count; - return *this; - } - - inline Server& Server::set_keep_alive_timeout(time_t sec) - { - keep_alive_timeout_sec_ = sec; - return *this; - } - - inline Server& Server::set_read_timeout(time_t sec, time_t usec) - { - read_timeout_sec_ = sec; - read_timeout_usec_ = usec; - return *this; - } - - inline Server& Server::set_write_timeout(time_t sec, time_t usec) - { - write_timeout_sec_ = sec; - write_timeout_usec_ = usec; - return *this; - } - - inline Server& Server::set_idle_interval(time_t sec, time_t usec) - { - idle_interval_sec_ = sec; - idle_interval_usec_ = usec; - return *this; - } - - inline Server& Server::set_payload_max_length(size_t length) - { - payload_max_length_ = length; - return *this; - } - - inline bool Server::bind_to_port(const std::string& host, int port, - int socket_flags) - { - return bind_internal(host, port, socket_flags) >= 0; - } - inline int Server::bind_to_any_port(const std::string& host, int socket_flags) - { - return bind_internal(host, 0, socket_flags); - } - - inline bool Server::listen_after_bind() - { - auto se = detail::scope_exit([&]() { done_ = true; }); - return listen_internal(); - } - - inline bool Server::listen(const std::string& host, int port, - int socket_flags) - { - auto se = detail::scope_exit([&]() { done_ = true; }); - return bind_to_port(host, port, socket_flags) && listen_internal(); - } - - inline bool Server::is_running() const { return is_running_; } - - inline void Server::wait_until_ready() const - { - while (!is_running() && !done_) { - std::this_thread::sleep_for(std::chrono::milliseconds{ 1 }); - } - } - - inline void Server::stop() - { - if (is_running_) { - assert(svr_sock_ != INVALID_SOCKET); - std::atomic sock(svr_sock_.exchange(INVALID_SOCKET)); - detail::shutdown_socket(sock); - detail::close_socket(sock); - } - } - - inline bool Server::parse_request_line(const char* s, Request& req) const - { - auto len = strlen(s); - if (len < 2 || s[len - 2] != '\r' || s[len - 1] != '\n') { return false; } - len -= 2; - - { - size_t count = 0; - - detail::split(s, s + len, ' ', [&](const char* b, const char* e) { - switch (count) { - case 0: req.method = std::string(b, e); break; - case 1: req.target = std::string(b, e); break; - case 2: req.version = std::string(b, e); break; - default: break; - } - count++; - }); - - if (count != 3) { return false; } - } - - static const std::set methods{ - "GET", "HEAD", "POST", "PUT", "DELETE", - "CONNECT", "OPTIONS", "TRACE", "PATCH", "PRI" }; - - if (methods.find(req.method) == methods.end()) { return false; } - - if (req.version != "HTTP/1.1" && req.version != "HTTP/1.0") { return false; } - - { - // Skip URL fragment - for (size_t i = 0; i < req.target.size(); i++) { - if (req.target[i] == '#') { - req.target.erase(i); - break; - } - } - - detail::divide(req.target, '?', - [&](const char* lhs_data, std::size_t lhs_size, - const char* rhs_data, std::size_t rhs_size) { - req.path = detail::decode_url( - std::string(lhs_data, lhs_size), false); - detail::parse_query_text(rhs_data, rhs_size, req.params); - }); - } - - return true; - } - - inline bool Server::write_response(Stream& strm, bool close_connection, - Request& req, Response& res) - { - // NOTE: `req.ranges` should be empty, otherwise it will be applied - // incorrectly to the error content. - req.ranges.clear(); - return write_response_core(strm, close_connection, req, res, false); - } - - inline bool Server::write_response_with_content(Stream& strm, - bool close_connection, - const Request& req, - Response& res) - { - return write_response_core(strm, close_connection, req, res, true); - } - - inline bool Server::write_response_core(Stream& strm, bool close_connection, - const Request& req, Response& res, - bool need_apply_ranges) - { - assert(res.status != -1); - - if (400 <= res.status && error_handler_ && - error_handler_(req, res) == HandlerResponse::Handled) { - need_apply_ranges = true; - } - - std::string content_type; - std::string boundary; - if (need_apply_ranges) { apply_ranges(req, res, content_type, boundary); } - - // Prepare additional headers - if (close_connection || req.get_header_value("Connection") == "close") { - res.set_header("Connection", "close"); - } - else { - std::stringstream ss; - ss << "timeout=" << keep_alive_timeout_sec_ - << ", max=" << keep_alive_max_count_; - res.set_header("Keep-Alive", ss.str()); - } - - if (!res.has_header("Content-Type") && - (!res.body.empty() || res.content_length_ > 0 || res.content_provider_)) { - res.set_header("Content-Type", "text/plain"); - } - - if (!res.has_header("Content-Length") && res.body.empty() && - !res.content_length_ && !res.content_provider_) { - res.set_header("Content-Length", "0"); - } - - if (!res.has_header("Accept-Ranges") && req.method == "HEAD") { - res.set_header("Accept-Ranges", "bytes"); - } - - if (post_routing_handler_) { post_routing_handler_(req, res); } - - // Response line and headers - { - detail::BufferStream bstrm; - - if (!bstrm.write_format("HTTP/1.1 %d %s\r\n", res.status, - status_message(res.status))) { - return false; - } - - if (!header_writer_(bstrm, res.headers)) { return false; } - - // Flush buffer - auto& data = bstrm.get_buffer(); - detail::write_data(strm, data.data(), data.size()); - } - - // Body - auto ret = true; - if (req.method != "HEAD") { - if (!res.body.empty()) { - if (!detail::write_data(strm, res.body.data(), res.body.size())) { - ret = false; - } - } - else if (res.content_provider_) { - if (write_content_with_provider(strm, req, res, boundary, content_type)) { - res.content_provider_success_ = true; - } - else { - ret = false; - } - } - } - - // Log - if (logger_) { logger_(req, res); } - - return ret; - } - - inline bool - Server::write_content_with_provider(Stream& strm, const Request& req, - Response& res, const std::string& boundary, - const std::string& content_type) - { - auto is_shutting_down = [this]() { - return this->svr_sock_ == INVALID_SOCKET; - }; - - if (res.content_length_ > 0) { - if (req.ranges.empty()) { - return detail::write_content(strm, res.content_provider_, 0, - res.content_length_, is_shutting_down); - } - else if (req.ranges.size() == 1) { - auto offset_and_length = detail::get_range_offset_and_length( - req.ranges[0], res.content_length_); - - return detail::write_content(strm, res.content_provider_, - offset_and_length.first, - offset_and_length.second, is_shutting_down); - } - else { - return detail::write_multipart_ranges_data( - strm, req, res, boundary, content_type, res.content_length_, - is_shutting_down); - } - } - else { - if (res.is_chunked_content_provider_) { - auto type = detail::encoding_type(req, res); - - std::unique_ptr compressor; - if (type == detail::EncodingType::Gzip) { + std::unique_ptr compressor; + if (type == detail::EncodingType::Gzip) { #ifdef CPPHTTPLIB_ZLIB_SUPPORT - compressor = detail::make_unique(); + compressor = detail::make_unique(); #endif - } - else if (type == detail::EncodingType::Brotli) { + } else if (type == detail::EncodingType::Brotli) { #ifdef CPPHTTPLIB_BROTLI_SUPPORT - compressor = detail::make_unique(); + compressor = detail::make_unique(); #endif - } - else { - compressor = detail::make_unique(); - } - assert(compressor != nullptr); + } else { + compressor = detail::make_unique(); + } + assert(compressor != nullptr); - return detail::write_content_chunked(strm, res.content_provider_, - is_shutting_down, *compressor); - } - else { - return detail::write_content_without_length(strm, res.content_provider_, - is_shutting_down); - } - } + return detail::write_content_chunked(strm, res.content_provider_, + is_shutting_down, *compressor); + } else { + return detail::write_content_without_length(strm, res.content_provider_, + is_shutting_down); } + } +} - inline bool Server::read_content(Stream& strm, Request& req, Response& res) - { - MultipartFormDataMap::iterator cur; - auto file_count = 0; - if (read_content_core( - strm, req, res, - // Regular - [&](const char* buf, size_t n) { - if (req.body.size() + n > req.body.max_size()) { return false; } - req.body.append(buf, n); - return true; - }, - // Multipart - [&](const MultipartFormData& file) { - if (file_count++ == CPPHTTPLIB_MULTIPART_FORM_DATA_FILE_MAX_COUNT) { - return false; - } - cur = req.files.emplace(file.name, file); - return true; - }, - [&](const char* buf, size_t n) { - auto& content = cur->second.content; - if (content.size() + n > content.max_size()) { return false; } - content.append(buf, n); - return true; - })) { - const auto& content_type = req.get_header_value("Content-Type"); - if (!content_type.find("application/x-www-form-urlencoded")) { - if (req.body.size() > CPPHTTPLIB_FORM_URL_ENCODED_PAYLOAD_MAX_LENGTH) { - res.status = StatusCode::PayloadTooLarge_413; // NOTE: should be 414? - return false; - } - detail::parse_query_text(req.body, req.params); - } +inline bool Server::read_content(Stream &strm, Request &req, Response &res) { + MultipartFormDataMap::iterator cur; + auto file_count = 0; + if (read_content_core( + strm, req, res, + // Regular + [&](const char *buf, size_t n) { + if (req.body.size() + n > req.body.max_size()) { return false; } + req.body.append(buf, n); return true; - } + }, + // Multipart + [&](const MultipartFormData &file) { + if (file_count++ == CPPHTTPLIB_MULTIPART_FORM_DATA_FILE_MAX_COUNT) { + return false; + } + cur = req.files.emplace(file.name, file); + return true; + }, + [&](const char *buf, size_t n) { + auto &content = cur->second.content; + if (content.size() + n > content.max_size()) { return false; } + content.append(buf, n); + return true; + })) { + const auto &content_type = req.get_header_value("Content-Type"); + if (!content_type.find("application/x-www-form-urlencoded")) { + if (req.body.size() > CPPHTTPLIB_FORM_URL_ENCODED_PAYLOAD_MAX_LENGTH) { + res.status = StatusCode::PayloadTooLarge_413; // NOTE: should be 414? return false; + } + detail::parse_query_text(req.body, req.params); + } + return true; + } + return false; +} + +inline bool Server::read_content_with_content_receiver( + Stream &strm, Request &req, Response &res, ContentReceiver receiver, + MultipartContentHeader multipart_header, + ContentReceiver multipart_receiver) { + return read_content_core(strm, req, res, std::move(receiver), + std::move(multipart_header), + std::move(multipart_receiver)); +} + +inline bool +Server::read_content_core(Stream &strm, Request &req, Response &res, + ContentReceiver receiver, + MultipartContentHeader multipart_header, + ContentReceiver multipart_receiver) const { + detail::MultipartFormDataParser multipart_form_data_parser; + ContentReceiverWithProgress out; + + if (req.is_multipart_form_data()) { + const auto &content_type = req.get_header_value("Content-Type"); + std::string boundary; + if (!detail::parse_multipart_boundary(content_type, boundary)) { + res.status = StatusCode::BadRequest_400; + return false; } - inline bool Server::read_content_with_content_receiver( - Stream& strm, Request& req, Response& res, ContentReceiver receiver, - MultipartContentHeader multipart_header, - ContentReceiver multipart_receiver) - { - return read_content_core(strm, req, res, std::move(receiver), - std::move(multipart_header), - std::move(multipart_receiver)); + multipart_form_data_parser.set_boundary(std::move(boundary)); + out = [&](const char *buf, size_t n, uint64_t /*off*/, uint64_t /*len*/) { + /* For debug + size_t pos = 0; + while (pos < n) { + auto read_size = (std::min)(1, n - pos); + auto ret = multipart_form_data_parser.parse( + buf + pos, read_size, multipart_receiver, multipart_header); + if (!ret) { return false; } + pos += read_size; + } + return true; + */ + return multipart_form_data_parser.parse(buf, n, multipart_receiver, + multipart_header); + }; + } else { + out = [receiver](const char *buf, size_t n, uint64_t /*off*/, + uint64_t /*len*/) { return receiver(buf, n); }; + } + + if (req.method == "DELETE" && !req.has_header("Content-Length")) { + return true; + } + + if (!detail::read_content(strm, req, payload_max_length_, res.status, nullptr, + out, true)) { + return false; + } + + if (req.is_multipart_form_data()) { + if (!multipart_form_data_parser.is_valid()) { + res.status = StatusCode::BadRequest_400; + return false; } + } - inline bool - Server::read_content_core(Stream& strm, Request& req, Response& res, - ContentReceiver receiver, - MultipartContentHeader multipart_header, - ContentReceiver multipart_receiver) const - { - detail::MultipartFormDataParser multipart_form_data_parser; - ContentReceiverWithProgress out; + return true; +} - if (req.is_multipart_form_data()) { - const auto& content_type = req.get_header_value("Content-Type"); - std::string boundary; - if (!detail::parse_multipart_boundary(content_type, boundary)) { - res.status = StatusCode::BadRequest_400; - return false; - } +inline bool Server::handle_file_request(const Request &req, Response &res, + bool head) { + for (const auto &entry : base_dirs_) { + // Prefix match + if (!req.path.compare(0, entry.mount_point.size(), entry.mount_point)) { + std::string sub_path = "/" + req.path.substr(entry.mount_point.size()); + if (detail::is_valid_path(sub_path)) { + auto path = entry.base_dir + sub_path; + if (path.back() == '/') { path += "index.html"; } - multipart_form_data_parser.set_boundary(std::move(boundary)); - out = [&](const char* buf, size_t n, uint64_t /*off*/, uint64_t /*len*/) { - /* For debug - size_t pos = 0; - while (pos < n) { - auto read_size = (std::min)(1, n - pos); - auto ret = multipart_form_data_parser.parse( - buf + pos, read_size, multipart_receiver, multipart_header); - if (!ret) { return false; } - pos += read_size; - } + detail::FileStat stat(path); + + if (stat.is_dir()) { + res.set_redirect(sub_path + "/", StatusCode::MovedPermanently_301); + return true; + } + + if (stat.is_file()) { + for (const auto &kv : entry.headers) { + res.set_header(kv.first, kv.second); + } + + auto mm = std::make_shared(path.c_str()); + if (!mm->is_open()) { return false; } + + res.set_content_provider( + mm->size(), + detail::find_content_type(path, file_extension_and_mimetype_map_, + default_file_mimetype_), + [mm](size_t offset, size_t length, DataSink &sink) -> bool { + sink.write(mm->data() + offset, length); return true; - */ - return multipart_form_data_parser.parse(buf, n, multipart_receiver, - multipart_header); - }; - } - else { - out = [receiver](const char* buf, size_t n, uint64_t /*off*/, - uint64_t /*len*/) { return receiver(buf, n); }; - } + }); - if (req.method == "DELETE" && !req.has_header("Content-Length")) { - return true; - } + if (!head && file_request_handler_) { + file_request_handler_(req, res); + } - if (!detail::read_content(strm, req, payload_max_length_, res.status, nullptr, - out, true)) { - return false; + return true; } + } + } + } + return false; +} - if (req.is_multipart_form_data()) { - if (!multipart_form_data_parser.is_valid()) { - res.status = StatusCode::BadRequest_400; - return false; - } +inline socket_t +Server::create_server_socket(const std::string &host, int port, + int socket_flags, + SocketOptions socket_options) const { + return detail::create_socket( + host, std::string(), port, address_family_, socket_flags, tcp_nodelay_, + ipv6_v6only_, std::move(socket_options), + [](socket_t sock, struct addrinfo &ai, bool & /*quit*/) -> bool { + if (::bind(sock, ai.ai_addr, static_cast(ai.ai_addrlen))) { + return false; } - + if (::listen(sock, CPPHTTPLIB_LISTEN_BACKLOG)) { return false; } return true; + }); +} + +inline int Server::bind_internal(const std::string &host, int port, + int socket_flags) { + if (is_decommissioned) { return -1; } + + if (!is_valid()) { return -1; } + + svr_sock_ = create_server_socket(host, port, socket_flags, socket_options_); + if (svr_sock_ == INVALID_SOCKET) { return -1; } + + if (port == 0) { + struct sockaddr_storage addr; + socklen_t addr_len = sizeof(addr); + if (getsockname(svr_sock_, reinterpret_cast(&addr), + &addr_len) == -1) { + return -1; } - - inline bool Server::handle_file_request(const Request& req, Response& res, - bool head) - { - for (const auto& entry : base_dirs_) { - // Prefix match - if (!req.path.compare(0, entry.mount_point.size(), entry.mount_point)) { - std::string sub_path = "/" + req.path.substr(entry.mount_point.size()); - if (detail::is_valid_path(sub_path)) { - auto path = entry.base_dir + sub_path; - if (path.back() == '/') { path += "index.html"; } - - if (detail::is_file(path)) { - for (const auto& kv : entry.headers) { - res.set_header(kv.first, kv.second); - } - - auto mm = std::make_shared(path.c_str()); - if (!mm->is_open()) { return false; } - - res.set_content_provider( - mm->size(), - detail::find_content_type(path, file_extension_and_mimetype_map_, - default_file_mimetype_), - [mm](size_t offset, size_t length, DataSink& sink) -> bool { - sink.write(mm->data() + offset, length); - return true; - }); - - if (!head && file_request_handler_) { - file_request_handler_(req, res); - } - - return true; - } - } - } - } - return false; + if (addr.ss_family == AF_INET) { + return ntohs(reinterpret_cast(&addr)->sin_port); + } else if (addr.ss_family == AF_INET6) { + return ntohs(reinterpret_cast(&addr)->sin6_port); + } else { + return -1; } + } else { + return port; + } +} - inline socket_t - Server::create_server_socket(const std::string& host, int port, - int socket_flags, - SocketOptions socket_options) const - { - return detail::create_socket( - host, std::string(), port, address_family_, socket_flags, tcp_nodelay_, - std::move(socket_options), - [](socket_t sock, struct addrinfo& ai) -> bool { - if (::bind(sock, ai.ai_addr, static_cast(ai.ai_addrlen))) { - return false; - } - if (::listen(sock, CPPHTTPLIB_LISTEN_BACKLOG)) { return false; } - return true; - }); - } +inline bool Server::listen_internal() { + if (is_decommissioned) { return false; } - inline int Server::bind_internal(const std::string& host, int port, - int socket_flags) - { - if (!is_valid()) { return -1; } + auto ret = true; + is_running_ = true; + auto se = detail::scope_exit([&]() { is_running_ = false; }); - svr_sock_ = create_server_socket(host, port, socket_flags, socket_options_); - if (svr_sock_ == INVALID_SOCKET) { return -1; } + { + std::unique_ptr task_queue(new_task_queue()); - if (port == 0) { - struct sockaddr_storage addr; - socklen_t addr_len = sizeof(addr); - if (getsockname(svr_sock_, reinterpret_cast(&addr), - &addr_len) == -1) { - return -1; - } - if (addr.ss_family == AF_INET) { - return ntohs(reinterpret_cast(&addr)->sin_port); - } - else if (addr.ss_family == AF_INET6) { - return ntohs(reinterpret_cast(&addr)->sin6_port); - } - else { - return -1; - } - } - else { - return port; - } - } - - inline bool Server::listen_internal() - { - auto ret = true; - is_running_ = true; - auto se = detail::scope_exit([&]() { is_running_ = false; }); - - { - std::unique_ptr task_queue(new_task_queue()); - - while (svr_sock_ != INVALID_SOCKET) { + while (svr_sock_ != INVALID_SOCKET) { #ifndef _WIN32 - if (idle_interval_sec_ > 0 || idle_interval_usec_ > 0) { + if (idle_interval_sec_ > 0 || idle_interval_usec_ > 0) { #endif - auto val = detail::select_read(svr_sock_, idle_interval_sec_, - idle_interval_usec_); - if (val == 0) { // Timeout - task_queue->on_idle(); - continue; - } + auto val = detail::select_read(svr_sock_, idle_interval_sec_, + idle_interval_usec_); + if (val == 0) { // Timeout + task_queue->on_idle(); + continue; + } #ifndef _WIN32 - } + } #endif - socket_t sock = accept(svr_sock_, nullptr, nullptr); - if (sock == INVALID_SOCKET) { - if (errno == EMFILE) { - // The per-process limit of open file descriptors has been reached. - // Try to accept new connections after a short sleep. - std::this_thread::sleep_for(std::chrono::milliseconds(1)); - continue; - } - else if (errno == EINTR || errno == EAGAIN) { - continue; - } - if (svr_sock_ != INVALID_SOCKET) { - detail::close_socket(svr_sock_); - ret = false; - } - else { - ; // The server socket was closed by user. - } - break; - } - - { -#ifdef _WIN32 - auto timeout = static_cast(read_timeout_sec_ * 1000 + - read_timeout_usec_ / 1000); - setsockopt(sock, SOL_SOCKET, SO_RCVTIMEO, - reinterpret_cast(&timeout), sizeof(timeout)); +#if defined _WIN32 + // sockets connected via WASAccept inherit flags NO_HANDLE_INHERIT, + // OVERLAPPED + socket_t sock = WSAAccept(svr_sock_, nullptr, nullptr, nullptr, 0); +#elif defined SOCK_CLOEXEC + socket_t sock = accept4(svr_sock_, nullptr, nullptr, SOCK_CLOEXEC); #else - timeval tv; - tv.tv_sec = static_cast(read_timeout_sec_); - tv.tv_usec = static_cast(read_timeout_usec_); - setsockopt(sock, SOL_SOCKET, SO_RCVTIMEO, - reinterpret_cast(&tv), sizeof(tv)); + socket_t sock = accept(svr_sock_, nullptr, nullptr); #endif - } - { -#ifdef _WIN32 - auto timeout = static_cast(write_timeout_sec_ * 1000 + - write_timeout_usec_ / 1000); - setsockopt(sock, SOL_SOCKET, SO_SNDTIMEO, - reinterpret_cast(&timeout), sizeof(timeout)); -#else - timeval tv; - tv.tv_sec = static_cast(write_timeout_sec_); - tv.tv_usec = static_cast(write_timeout_usec_); - setsockopt(sock, SOL_SOCKET, SO_SNDTIMEO, - reinterpret_cast(&tv), sizeof(tv)); -#endif - } - - if (!task_queue->enqueue( - [this, sock]() { process_and_close_socket(sock); })) { - detail::shutdown_socket(sock); - detail::close_socket(sock); - } - } - - task_queue->shutdown(); + if (sock == INVALID_SOCKET) { + if (errno == EMFILE) { + // The per-process limit of open file descriptors has been reached. + // Try to accept new connections after a short sleep. + std::this_thread::sleep_for(std::chrono::microseconds{1}); + continue; + } else if (errno == EINTR || errno == EAGAIN) { + continue; } + if (svr_sock_ != INVALID_SOCKET) { + detail::close_socket(svr_sock_); + ret = false; + } else { + ; // The server socket was closed by user. + } + break; + } - return ret; + detail::set_socket_opt_time(sock, SOL_SOCKET, SO_RCVTIMEO, + read_timeout_sec_, read_timeout_usec_); + detail::set_socket_opt_time(sock, SOL_SOCKET, SO_SNDTIMEO, + write_timeout_sec_, write_timeout_usec_); + + if (!task_queue->enqueue( + [this, sock]() { process_and_close_socket(sock); })) { + detail::shutdown_socket(sock); + detail::close_socket(sock); + } } - inline bool Server::routing(Request& req, Response& res, Stream& strm) + task_queue->shutdown(); + } + + is_decommissioned = !ret; + return ret; +} + +inline bool Server::routing(Request &req, Response &res, Stream &strm) { + if (pre_routing_handler_ && + pre_routing_handler_(req, res) == HandlerResponse::Handled) { + return true; + } + + // File handler + auto is_head_request = req.method == "HEAD"; + if ((req.method == "GET" || is_head_request) && + handle_file_request(req, res, is_head_request)) { + return true; + } + + if (detail::expect_content(req)) { + // Content reader handler { - if (pre_routing_handler_ && - pre_routing_handler_(req, res) == HandlerResponse::Handled) { - return true; - } + ContentReader reader( + [&](ContentReceiver receiver) { + return read_content_with_content_receiver( + strm, req, res, std::move(receiver), nullptr, nullptr); + }, + [&](MultipartContentHeader header, ContentReceiver receiver) { + return read_content_with_content_receiver(strm, req, res, nullptr, + std::move(header), + std::move(receiver)); + }); - // File handler - auto is_head_request = req.method == "HEAD"; - if ((req.method == "GET" || is_head_request) && - handle_file_request(req, res, is_head_request)) { - return true; + if (req.method == "POST") { + if (dispatch_request_for_content_reader( + req, res, std::move(reader), + post_handlers_for_content_reader_)) { + return true; } - - if (detail::expect_content(req)) { - // Content reader handler - { - ContentReader reader( - [&](ContentReceiver receiver) { - return read_content_with_content_receiver( - strm, req, res, std::move(receiver), nullptr, nullptr); - }, - [&](MultipartContentHeader header, ContentReceiver receiver) { - return read_content_with_content_receiver(strm, req, res, nullptr, - std::move(header), - std::move(receiver)); - }); - - if (req.method == "POST") { - if (dispatch_request_for_content_reader( - req, res, std::move(reader), - post_handlers_for_content_reader_)) { - return true; - } - } - else if (req.method == "PUT") { - if (dispatch_request_for_content_reader( - req, res, std::move(reader), - put_handlers_for_content_reader_)) { - return true; - } - } - else if (req.method == "PATCH") { - if (dispatch_request_for_content_reader( - req, res, std::move(reader), - patch_handlers_for_content_reader_)) { - return true; - } - } - else if (req.method == "DELETE") { - if (dispatch_request_for_content_reader( - req, res, std::move(reader), - delete_handlers_for_content_reader_)) { - return true; - } - } - } - - // Read content into `req.body` - if (!read_content(strm, req, res)) { return false; } + } else if (req.method == "PUT") { + if (dispatch_request_for_content_reader( + req, res, std::move(reader), + put_handlers_for_content_reader_)) { + return true; } - - // Regular handler - if (req.method == "GET" || req.method == "HEAD") { - return dispatch_request(req, res, get_handlers_); + } else if (req.method == "PATCH") { + if (dispatch_request_for_content_reader( + req, res, std::move(reader), + patch_handlers_for_content_reader_)) { + return true; } - else if (req.method == "POST") { - return dispatch_request(req, res, post_handlers_); + } else if (req.method == "DELETE") { + if (dispatch_request_for_content_reader( + req, res, std::move(reader), + delete_handlers_for_content_reader_)) { + return true; } - else if (req.method == "PUT") { - return dispatch_request(req, res, put_handlers_); - } - else if (req.method == "DELETE") { - return dispatch_request(req, res, delete_handlers_); - } - else if (req.method == "OPTIONS") { - return dispatch_request(req, res, options_handlers_); - } - else if (req.method == "PATCH") { - return dispatch_request(req, res, patch_handlers_); - } - - res.status = StatusCode::BadRequest_400; - return false; + } } - inline bool Server::dispatch_request(Request& req, Response& res, - const Handlers& handlers) const - { - for (const auto& x : handlers) { - const auto& matcher = x.first; - const auto& handler = x.second; + // Read content into `req.body` + if (!read_content(strm, req, res)) { return false; } + } - if (matcher->match(req)) { - handler(req, res); - return true; - } - } - return false; + // Regular handler + if (req.method == "GET" || req.method == "HEAD") { + return dispatch_request(req, res, get_handlers_); + } else if (req.method == "POST") { + return dispatch_request(req, res, post_handlers_); + } else if (req.method == "PUT") { + return dispatch_request(req, res, put_handlers_); + } else if (req.method == "DELETE") { + return dispatch_request(req, res, delete_handlers_); + } else if (req.method == "OPTIONS") { + return dispatch_request(req, res, options_handlers_); + } else if (req.method == "PATCH") { + return dispatch_request(req, res, patch_handlers_); + } + + res.status = StatusCode::BadRequest_400; + return false; +} + +inline bool Server::dispatch_request(Request &req, Response &res, + const Handlers &handlers) const { + for (const auto &x : handlers) { + const auto &matcher = x.first; + const auto &handler = x.second; + + if (matcher->match(req)) { + handler(req, res); + return true; + } + } + return false; +} + +inline void Server::apply_ranges(const Request &req, Response &res, + std::string &content_type, + std::string &boundary) const { + if (req.ranges.size() > 1 && res.status == StatusCode::PartialContent_206) { + auto it = res.headers.find("Content-Type"); + if (it != res.headers.end()) { + content_type = it->second; + res.headers.erase(it); } - inline void Server::apply_ranges(const Request& req, Response& res, - std::string& content_type, - std::string& boundary) const - { - if (req.ranges.size() > 1 && res.status == StatusCode::PartialContent_206) { - auto it = res.headers.find("Content-Type"); - if (it != res.headers.end()) { - content_type = it->second; - res.headers.erase(it); - } + boundary = detail::make_multipart_data_boundary(); - boundary = detail::make_multipart_data_boundary(); + res.set_header("Content-Type", + "multipart/byteranges; boundary=" + boundary); + } - res.set_header("Content-Type", - "multipart/byteranges; boundary=" + boundary); + auto type = detail::encoding_type(req, res); + + if (res.body.empty()) { + if (res.content_length_ > 0) { + size_t length = 0; + if (req.ranges.empty() || res.status != StatusCode::PartialContent_206) { + length = res.content_length_; + } else if (req.ranges.size() == 1) { + auto offset_and_length = detail::get_range_offset_and_length( + req.ranges[0], res.content_length_); + + length = offset_and_length.second; + + auto content_range = detail::make_content_range_header_field( + offset_and_length, res.content_length_); + res.set_header("Content-Range", content_range); + } else { + length = detail::get_multipart_ranges_data_length( + req, boundary, content_type, res.content_length_); + } + res.set_header("Content-Length", std::to_string(length)); + } else { + if (res.content_provider_) { + if (res.is_chunked_content_provider_) { + res.set_header("Transfer-Encoding", "chunked"); + if (type == detail::EncodingType::Gzip) { + res.set_header("Content-Encoding", "gzip"); + } else if (type == detail::EncodingType::Brotli) { + res.set_header("Content-Encoding", "br"); + } } + } + } + } else { + if (req.ranges.empty() || res.status != StatusCode::PartialContent_206) { + ; + } else if (req.ranges.size() == 1) { + auto offset_and_length = + detail::get_range_offset_and_length(req.ranges[0], res.body.size()); + auto offset = offset_and_length.first; + auto length = offset_and_length.second; - auto type = detail::encoding_type(req, res); + auto content_range = detail::make_content_range_header_field( + offset_and_length, res.body.size()); + res.set_header("Content-Range", content_range); - if (res.body.empty()) { - if (res.content_length_ > 0) { - size_t length = 0; - if (req.ranges.empty() || res.status != StatusCode::PartialContent_206) { - length = res.content_length_; - } - else if (req.ranges.size() == 1) { - auto offset_and_length = detail::get_range_offset_and_length( - req.ranges[0], res.content_length_); + assert(offset + length <= res.body.size()); + res.body = res.body.substr(offset, length); + } else { + std::string data; + detail::make_multipart_ranges_data(req, res, boundary, content_type, + res.body.size(), data); + res.body.swap(data); + } - length = offset_and_length.second; + if (type != detail::EncodingType::None) { + std::unique_ptr compressor; + std::string content_encoding; - auto content_range = detail::make_content_range_header_field( - offset_and_length, res.content_length_); - res.set_header("Content-Range", content_range); - } - else { - length = detail::get_multipart_ranges_data_length( - req, boundary, content_type, res.content_length_); - } - res.set_header("Content-Length", std::to_string(length)); - } - else { - if (res.content_provider_) { - if (res.is_chunked_content_provider_) { - res.set_header("Transfer-Encoding", "chunked"); - if (type == detail::EncodingType::Gzip) { - res.set_header("Content-Encoding", "gzip"); - } - else if (type == detail::EncodingType::Brotli) { - res.set_header("Content-Encoding", "br"); - } - } - } - } - } - else { - if (req.ranges.empty() || res.status != StatusCode::PartialContent_206) { - ; - } - else if (req.ranges.size() == 1) { - auto offset_and_length = - detail::get_range_offset_and_length(req.ranges[0], res.body.size()); - auto offset = offset_and_length.first; - auto length = offset_and_length.second; - - auto content_range = detail::make_content_range_header_field( - offset_and_length, res.body.size()); - res.set_header("Content-Range", content_range); - - assert(offset + length <= res.body.size()); - res.body = res.body.substr(offset, length); - } - else { - std::string data; - detail::make_multipart_ranges_data(req, res, boundary, content_type, - res.body.size(), data); - res.body.swap(data); - } - - if (type != detail::EncodingType::None) { - std::unique_ptr compressor; - std::string content_encoding; - - if (type == detail::EncodingType::Gzip) { + if (type == detail::EncodingType::Gzip) { #ifdef CPPHTTPLIB_ZLIB_SUPPORT - compressor = detail::make_unique(); - content_encoding = "gzip"; + compressor = detail::make_unique(); + content_encoding = "gzip"; #endif - } - else if (type == detail::EncodingType::Brotli) { + } else if (type == detail::EncodingType::Brotli) { #ifdef CPPHTTPLIB_BROTLI_SUPPORT - compressor = detail::make_unique(); - content_encoding = "br"; + compressor = detail::make_unique(); + content_encoding = "br"; #endif - } + } - if (compressor) { - std::string compressed; - if (compressor->compress(res.body.data(), res.body.size(), true, - [&](const char* data, size_t data_len) { - compressed.append(data, data_len); - return true; - })) { - res.body.swap(compressed); - res.set_header("Content-Encoding", content_encoding); - } - } - } - - auto length = std::to_string(res.body.size()); - res.set_header("Content-Length", length); + if (compressor) { + std::string compressed; + if (compressor->compress(res.body.data(), res.body.size(), true, + [&](const char *data, size_t data_len) { + compressed.append(data, data_len); + return true; + })) { + res.body.swap(compressed); + res.set_header("Content-Encoding", content_encoding); } + } } - inline bool Server::dispatch_request_for_content_reader( - Request& req, Response& res, ContentReader content_reader, - const HandlersForContentReader& handlers) const - { - for (const auto& x : handlers) { - const auto& matcher = x.first; - const auto& handler = x.second; + auto length = std::to_string(res.body.size()); + res.set_header("Content-Length", length); + } +} - if (matcher->match(req)) { - handler(req, res, content_reader); - return true; - } - } - return false; +inline bool Server::dispatch_request_for_content_reader( + Request &req, Response &res, ContentReader content_reader, + const HandlersForContentReader &handlers) const { + for (const auto &x : handlers) { + const auto &matcher = x.first; + const auto &handler = x.second; + + if (matcher->match(req)) { + handler(req, res, content_reader); + return true; } + } + return false; +} - inline bool - Server::process_request(Stream& strm, bool close_connection, - bool& connection_closed, - const std::function& setup_request) - { - std::array buf{}; +inline bool +Server::process_request(Stream &strm, const std::string &remote_addr, + int remote_port, const std::string &local_addr, + int local_port, bool close_connection, + bool &connection_closed, + const std::function &setup_request) { + std::array buf{}; - detail::stream_line_reader line_reader(strm, buf.data(), buf.size()); + detail::stream_line_reader line_reader(strm, buf.data(), buf.size()); - // Connection has been closed on client - if (!line_reader.getline()) { return false; } + // Connection has been closed on client + if (!line_reader.getline()) { return false; } - Request req; + Request req; - Response res; - res.version = "HTTP/1.1"; - res.headers = default_headers_; + Response res; + res.version = "HTTP/1.1"; + res.headers = default_headers_; #ifdef _WIN32 - // TODO: Increase FD_SETSIZE statically (libzmq), dynamically (MySQL). + // TODO: Increase FD_SETSIZE statically (libzmq), dynamically (MySQL). #else #ifndef CPPHTTPLIB_USE_POLL - // Socket file descriptor exceeded FD_SETSIZE... - if (strm.socket() >= FD_SETSIZE) { - Headers dummy; - detail::read_headers(strm, dummy); - res.status = StatusCode::InternalServerError_500; - return write_response(strm, close_connection, req, res); - } + // Socket file descriptor exceeded FD_SETSIZE... + if (strm.socket() >= FD_SETSIZE) { + Headers dummy; + detail::read_headers(strm, dummy); + res.status = StatusCode::InternalServerError_500; + return write_response(strm, close_connection, req, res); + } #endif #endif - // Check if the request URI doesn't exceed the limit - if (line_reader.size() > CPPHTTPLIB_REQUEST_URI_MAX_LENGTH) { - Headers dummy; - detail::read_headers(strm, dummy); - res.status = StatusCode::UriTooLong_414; - return write_response(strm, close_connection, req, res); - } + // Request line and headers + if (!parse_request_line(line_reader.ptr(), req) || + !detail::read_headers(strm, req.headers)) { + res.status = StatusCode::BadRequest_400; + return write_response(strm, close_connection, req, res); + } - // Request line and headers - if (!parse_request_line(line_reader.ptr(), req) || - !detail::read_headers(strm, req.headers)) { - res.status = StatusCode::BadRequest_400; - return write_response(strm, close_connection, req, res); - } + // Check if the request URI doesn't exceed the limit + if (req.target.size() > CPPHTTPLIB_REQUEST_URI_MAX_LENGTH) { + Headers dummy; + detail::read_headers(strm, dummy); + res.status = StatusCode::UriTooLong_414; + return write_response(strm, close_connection, req, res); + } - if (req.get_header_value("Connection") == "close") { - connection_closed = true; - } + if (req.get_header_value("Connection") == "close") { + connection_closed = true; + } - if (req.version == "HTTP/1.0" && - req.get_header_value("Connection") != "Keep-Alive") { - connection_closed = true; - } + if (req.version == "HTTP/1.0" && + req.get_header_value("Connection") != "Keep-Alive") { + connection_closed = true; + } - strm.get_remote_ip_and_port(req.remote_addr, req.remote_port); - req.set_header("REMOTE_ADDR", req.remote_addr); - req.set_header("REMOTE_PORT", std::to_string(req.remote_port)); + req.remote_addr = remote_addr; + req.remote_port = remote_port; + req.set_header("REMOTE_ADDR", req.remote_addr); + req.set_header("REMOTE_PORT", std::to_string(req.remote_port)); - strm.get_local_ip_and_port(req.local_addr, req.local_port); - req.set_header("LOCAL_ADDR", req.local_addr); - req.set_header("LOCAL_PORT", std::to_string(req.local_port)); + req.local_addr = local_addr; + req.local_port = local_port; + req.set_header("LOCAL_ADDR", req.local_addr); + req.set_header("LOCAL_PORT", std::to_string(req.local_port)); - if (req.has_header("Range")) { - const auto& range_header_value = req.get_header_value("Range"); - if (!detail::parse_range_header(range_header_value, req.ranges)) { - res.status = StatusCode::RangeNotSatisfiable_416; - return write_response(strm, close_connection, req, res); - } - } + if (req.has_header("Range")) { + const auto &range_header_value = req.get_header_value("Range"); + if (!detail::parse_range_header(range_header_value, req.ranges)) { + res.status = StatusCode::RangeNotSatisfiable_416; + return write_response(strm, close_connection, req, res); + } + } - if (setup_request) { setup_request(req); } + if (setup_request) { setup_request(req); } - if (req.get_header_value("Expect") == "100-continue") { - int status = StatusCode::Continue_100; - if (expect_100_continue_handler_) { - status = expect_100_continue_handler_(req, res); - } - switch (status) { - case StatusCode::Continue_100: - case StatusCode::ExpectationFailed_417: - strm.write_format("HTTP/1.1 %d %s\r\n\r\n", status, - status_message(status)); - break; - default: return write_response(strm, close_connection, req, res); - } - } + if (req.get_header_value("Expect") == "100-continue") { + int status = StatusCode::Continue_100; + if (expect_100_continue_handler_) { + status = expect_100_continue_handler_(req, res); + } + switch (status) { + case StatusCode::Continue_100: + case StatusCode::ExpectationFailed_417: + detail::write_response_line(strm, status); + strm.write("\r\n"); + break; + default: + connection_closed = true; + return write_response(strm, true, req, res); + } + } - // Routing - auto routed = false; + // Setup `is_connection_closed` method + req.is_connection_closed = [&]() { + return !detail::is_socket_alive(strm.socket()); + }; + + // Routing + auto routed = false; #ifdef CPPHTTPLIB_NO_EXCEPTIONS - routed = routing(req, res, strm); + routed = routing(req, res, strm); #else - try { - routed = routing(req, res, strm); - } - catch (std::exception& e) { - if (exception_handler_) { - auto ep = std::current_exception(); - exception_handler_(req, res, ep); - routed = true; - } - else { - res.status = StatusCode::InternalServerError_500; - std::string val; - auto s = e.what(); - for (size_t i = 0; s[i]; i++) { - switch (s[i]) { - case '\r': val += "\\r"; break; - case '\n': val += "\\n"; break; - default: val += s[i]; break; - } - } - res.set_header("EXCEPTION_WHAT", val); - } - } - catch (...) { - if (exception_handler_) { - auto ep = std::current_exception(); - exception_handler_(req, res, ep); - routed = true; - } - else { - res.status = StatusCode::InternalServerError_500; - res.set_header("EXCEPTION_WHAT", "UNKNOWN"); - } + try { + routed = routing(req, res, strm); + } catch (std::exception &e) { + if (exception_handler_) { + auto ep = std::current_exception(); + exception_handler_(req, res, ep); + routed = true; + } else { + res.status = StatusCode::InternalServerError_500; + std::string val; + auto s = e.what(); + for (size_t i = 0; s[i]; i++) { + switch (s[i]) { + case '\r': val += "\\r"; break; + case '\n': val += "\\n"; break; + default: val += s[i]; break; } + } + res.set_header("EXCEPTION_WHAT", val); + } + } catch (...) { + if (exception_handler_) { + auto ep = std::current_exception(); + exception_handler_(req, res, ep); + routed = true; + } else { + res.status = StatusCode::InternalServerError_500; + res.set_header("EXCEPTION_WHAT", "UNKNOWN"); + } + } #endif - if (routed) { - if (res.status == -1) { - res.status = req.ranges.empty() ? StatusCode::OK_200 - : StatusCode::PartialContent_206; - } - - if (detail::range_error(req, res)) { - res.body.clear(); - res.content_length_ = 0; - res.content_provider_ = nullptr; - res.status = StatusCode::RangeNotSatisfiable_416; - return write_response(strm, close_connection, req, res); - } - - return write_response_with_content(strm, close_connection, req, res); - } - else { - if (res.status == -1) { res.status = StatusCode::NotFound_404; } - - return write_response(strm, close_connection, req, res); - } + if (routed) { + if (res.status == -1) { + res.status = req.ranges.empty() ? StatusCode::OK_200 + : StatusCode::PartialContent_206; } - inline bool Server::is_valid() const { return true; } + // Serve file content by using a content provider + if (!res.file_content_path_.empty()) { + const auto &path = res.file_content_path_; + auto mm = std::make_shared(path.c_str()); + if (!mm->is_open()) { + res.body.clear(); + res.content_length_ = 0; + res.content_provider_ = nullptr; + res.status = StatusCode::NotFound_404; + return write_response(strm, close_connection, req, res); + } - inline bool Server::process_and_close_socket(socket_t sock) - { - auto ret = detail::process_server_socket( - svr_sock_, sock, keep_alive_max_count_, keep_alive_timeout_sec_, - read_timeout_sec_, read_timeout_usec_, write_timeout_sec_, - write_timeout_usec_, - [this](Stream& strm, bool close_connection, bool& connection_closed) { - return process_request(strm, close_connection, connection_closed, - nullptr); - }); + auto content_type = res.file_content_content_type_; + if (content_type.empty()) { + content_type = detail::find_content_type( + path, file_extension_and_mimetype_map_, default_file_mimetype_); + } - detail::shutdown_socket(sock); - detail::close_socket(sock); - return ret; + res.set_content_provider( + mm->size(), content_type, + [mm](size_t offset, size_t length, DataSink &sink) -> bool { + sink.write(mm->data() + offset, length); + return true; + }); } - // HTTP client implementation - inline ClientImpl::ClientImpl(const std::string& host) - : ClientImpl(host, 80, std::string(), std::string()) - { + if (detail::range_error(req, res)) { + res.body.clear(); + res.content_length_ = 0; + res.content_provider_ = nullptr; + res.status = StatusCode::RangeNotSatisfiable_416; + return write_response(strm, close_connection, req, res); } - inline ClientImpl::ClientImpl(const std::string& host, int port) - : ClientImpl(host, port, std::string(), std::string()) - { - } + return write_response_with_content(strm, close_connection, req, res); + } else { + if (res.status == -1) { res.status = StatusCode::NotFound_404; } - inline ClientImpl::ClientImpl(const std::string& host, int port, - const std::string& client_cert_path, - const std::string& client_key_path) - : host_(host), port_(port), - host_and_port_(adjust_host_string(host) + ":" + std::to_string(port)), - client_cert_path_(client_cert_path), client_key_path_(client_key_path) - { - } + return write_response(strm, close_connection, req, res); + } +} - inline ClientImpl::~ClientImpl() - { - std::lock_guard guard(socket_mutex_); - shutdown_socket(socket_); - close_socket(socket_); - } +inline bool Server::is_valid() const { return true; } - inline bool ClientImpl::is_valid() const { return true; } +inline bool Server::process_and_close_socket(socket_t sock) { + std::string remote_addr; + int remote_port = 0; + detail::get_remote_ip_and_port(sock, remote_addr, remote_port); - inline void ClientImpl::copy_settings(const ClientImpl& rhs) - { - client_cert_path_ = rhs.client_cert_path_; - client_key_path_ = rhs.client_key_path_; - connection_timeout_sec_ = rhs.connection_timeout_sec_; - read_timeout_sec_ = rhs.read_timeout_sec_; - read_timeout_usec_ = rhs.read_timeout_usec_; - write_timeout_sec_ = rhs.write_timeout_sec_; - write_timeout_usec_ = rhs.write_timeout_usec_; - basic_auth_username_ = rhs.basic_auth_username_; - basic_auth_password_ = rhs.basic_auth_password_; - bearer_token_auth_token_ = rhs.bearer_token_auth_token_; + std::string local_addr; + int local_port = 0; + detail::get_local_ip_and_port(sock, local_addr, local_port); + + auto ret = detail::process_server_socket( + svr_sock_, sock, keep_alive_max_count_, keep_alive_timeout_sec_, + read_timeout_sec_, read_timeout_usec_, write_timeout_sec_, + write_timeout_usec_, + [&](Stream &strm, bool close_connection, bool &connection_closed) { + return process_request(strm, remote_addr, remote_port, local_addr, + local_port, close_connection, connection_closed, + nullptr); + }); + + detail::shutdown_socket(sock); + detail::close_socket(sock); + return ret; +} + +// HTTP client implementation +inline ClientImpl::ClientImpl(const std::string &host) + : ClientImpl(host, 80, std::string(), std::string()) {} + +inline ClientImpl::ClientImpl(const std::string &host, int port) + : ClientImpl(host, port, std::string(), std::string()) {} + +inline ClientImpl::ClientImpl(const std::string &host, int port, + const std::string &client_cert_path, + const std::string &client_key_path) + : host_(detail::escape_abstract_namespace_unix_domain(host)), port_(port), + host_and_port_(adjust_host_string(host_) + ":" + std::to_string(port)), + client_cert_path_(client_cert_path), client_key_path_(client_key_path) {} + +inline ClientImpl::~ClientImpl() { + std::lock_guard guard(socket_mutex_); + shutdown_socket(socket_); + close_socket(socket_); +} + +inline bool ClientImpl::is_valid() const { return true; } + +inline void ClientImpl::copy_settings(const ClientImpl &rhs) { + client_cert_path_ = rhs.client_cert_path_; + client_key_path_ = rhs.client_key_path_; + connection_timeout_sec_ = rhs.connection_timeout_sec_; + read_timeout_sec_ = rhs.read_timeout_sec_; + read_timeout_usec_ = rhs.read_timeout_usec_; + write_timeout_sec_ = rhs.write_timeout_sec_; + write_timeout_usec_ = rhs.write_timeout_usec_; + max_timeout_msec_ = rhs.max_timeout_msec_; + basic_auth_username_ = rhs.basic_auth_username_; + basic_auth_password_ = rhs.basic_auth_password_; + bearer_token_auth_token_ = rhs.bearer_token_auth_token_; #ifdef CPPHTTPLIB_OPENSSL_SUPPORT - digest_auth_username_ = rhs.digest_auth_username_; - digest_auth_password_ = rhs.digest_auth_password_; + digest_auth_username_ = rhs.digest_auth_username_; + digest_auth_password_ = rhs.digest_auth_password_; #endif - keep_alive_ = rhs.keep_alive_; - follow_location_ = rhs.follow_location_; - url_encode_ = rhs.url_encode_; - address_family_ = rhs.address_family_; - tcp_nodelay_ = rhs.tcp_nodelay_; - socket_options_ = rhs.socket_options_; - compress_ = rhs.compress_; - decompress_ = rhs.decompress_; - interface_ = rhs.interface_; - proxy_host_ = rhs.proxy_host_; - proxy_port_ = rhs.proxy_port_; - proxy_basic_auth_username_ = rhs.proxy_basic_auth_username_; - proxy_basic_auth_password_ = rhs.proxy_basic_auth_password_; - proxy_bearer_token_auth_token_ = rhs.proxy_bearer_token_auth_token_; + keep_alive_ = rhs.keep_alive_; + follow_location_ = rhs.follow_location_; + url_encode_ = rhs.url_encode_; + address_family_ = rhs.address_family_; + tcp_nodelay_ = rhs.tcp_nodelay_; + ipv6_v6only_ = rhs.ipv6_v6only_; + socket_options_ = rhs.socket_options_; + compress_ = rhs.compress_; + decompress_ = rhs.decompress_; + interface_ = rhs.interface_; + proxy_host_ = rhs.proxy_host_; + proxy_port_ = rhs.proxy_port_; + proxy_basic_auth_username_ = rhs.proxy_basic_auth_username_; + proxy_basic_auth_password_ = rhs.proxy_basic_auth_password_; + proxy_bearer_token_auth_token_ = rhs.proxy_bearer_token_auth_token_; #ifdef CPPHTTPLIB_OPENSSL_SUPPORT - proxy_digest_auth_username_ = rhs.proxy_digest_auth_username_; - proxy_digest_auth_password_ = rhs.proxy_digest_auth_password_; + proxy_digest_auth_username_ = rhs.proxy_digest_auth_username_; + proxy_digest_auth_password_ = rhs.proxy_digest_auth_password_; #endif #ifdef CPPHTTPLIB_OPENSSL_SUPPORT - ca_cert_file_path_ = rhs.ca_cert_file_path_; - ca_cert_dir_path_ = rhs.ca_cert_dir_path_; - ca_cert_store_ = rhs.ca_cert_store_; + ca_cert_file_path_ = rhs.ca_cert_file_path_; + ca_cert_dir_path_ = rhs.ca_cert_dir_path_; + ca_cert_store_ = rhs.ca_cert_store_; #endif #ifdef CPPHTTPLIB_OPENSSL_SUPPORT - server_certificate_verification_ = rhs.server_certificate_verification_; + server_certificate_verification_ = rhs.server_certificate_verification_; + server_hostname_verification_ = rhs.server_hostname_verification_; + server_certificate_verifier_ = rhs.server_certificate_verifier_; #endif - logger_ = rhs.logger_; - } + logger_ = rhs.logger_; +} - inline socket_t ClientImpl::create_client_socket(Error& error) const - { - if (!proxy_host_.empty() && proxy_port_ != -1) { - return detail::create_client_socket( - proxy_host_, std::string(), proxy_port_, address_family_, tcp_nodelay_, - socket_options_, connection_timeout_sec_, connection_timeout_usec_, - read_timeout_sec_, read_timeout_usec_, write_timeout_sec_, - write_timeout_usec_, interface_, error); - } +inline socket_t ClientImpl::create_client_socket(Error &error) const { + if (!proxy_host_.empty() && proxy_port_ != -1) { + return detail::create_client_socket( + proxy_host_, std::string(), proxy_port_, address_family_, tcp_nodelay_, + ipv6_v6only_, socket_options_, connection_timeout_sec_, + connection_timeout_usec_, read_timeout_sec_, read_timeout_usec_, + write_timeout_sec_, write_timeout_usec_, interface_, error); + } - // Check is custom IP specified for host_ - std::string ip; - auto it = addr_map_.find(host_); - if (it != addr_map_.end()) { ip = it->second; } + // Check is custom IP specified for host_ + std::string ip; + auto it = addr_map_.find(host_); + if (it != addr_map_.end()) { ip = it->second; } - return detail::create_client_socket( - host_, ip, port_, address_family_, tcp_nodelay_, socket_options_, - connection_timeout_sec_, connection_timeout_usec_, read_timeout_sec_, - read_timeout_usec_, write_timeout_sec_, write_timeout_usec_, interface_, - error); - } + return detail::create_client_socket( + host_, ip, port_, address_family_, tcp_nodelay_, ipv6_v6only_, + socket_options_, connection_timeout_sec_, connection_timeout_usec_, + read_timeout_sec_, read_timeout_usec_, write_timeout_sec_, + write_timeout_usec_, interface_, error); +} - inline bool ClientImpl::create_and_connect_socket(Socket& socket, - Error& error) - { - auto sock = create_client_socket(error); - if (sock == INVALID_SOCKET) { return false; } - socket.sock = sock; - return true; - } +inline bool ClientImpl::create_and_connect_socket(Socket &socket, + Error &error) { + auto sock = create_client_socket(error); + if (sock == INVALID_SOCKET) { return false; } + socket.sock = sock; + return true; +} - inline void ClientImpl::shutdown_ssl(Socket& /*socket*/, - bool /*shutdown_gracefully*/) - { - // If there are any requests in flight from threads other than us, then it's - // a thread-unsafe race because individual ssl* objects are not thread-safe. - assert(socket_requests_in_flight_ == 0 || - socket_requests_are_from_thread_ == std::this_thread::get_id()); - } +inline void ClientImpl::shutdown_ssl(Socket & /*socket*/, + bool /*shutdown_gracefully*/) { + // If there are any requests in flight from threads other than us, then it's + // a thread-unsafe race because individual ssl* objects are not thread-safe. + assert(socket_requests_in_flight_ == 0 || + socket_requests_are_from_thread_ == std::this_thread::get_id()); +} - inline void ClientImpl::shutdown_socket(Socket& socket) const - { - if (socket.sock == INVALID_SOCKET) { return; } - detail::shutdown_socket(socket.sock); - } +inline void ClientImpl::shutdown_socket(Socket &socket) const { + if (socket.sock == INVALID_SOCKET) { return; } + detail::shutdown_socket(socket.sock); +} - inline void ClientImpl::close_socket(Socket& socket) - { - // If there are requests in flight in another thread, usually closing - // the socket will be fine and they will simply receive an error when - // using the closed socket, but it is still a bug since rarely the OS - // may reassign the socket id to be used for a new socket, and then - // suddenly they will be operating on a live socket that is different - // than the one they intended! - assert(socket_requests_in_flight_ == 0 || - socket_requests_are_from_thread_ == std::this_thread::get_id()); +inline void ClientImpl::close_socket(Socket &socket) { + // If there are requests in flight in another thread, usually closing + // the socket will be fine and they will simply receive an error when + // using the closed socket, but it is still a bug since rarely the OS + // may reassign the socket id to be used for a new socket, and then + // suddenly they will be operating on a live socket that is different + // than the one they intended! + assert(socket_requests_in_flight_ == 0 || + socket_requests_are_from_thread_ == std::this_thread::get_id()); - // It is also a bug if this happens while SSL is still active + // It is also a bug if this happens while SSL is still active #ifdef CPPHTTPLIB_OPENSSL_SUPPORT - assert(socket.ssl == nullptr); + assert(socket.ssl == nullptr); #endif - if (socket.sock == INVALID_SOCKET) { return; } - detail::close_socket(socket.sock); - socket.sock = INVALID_SOCKET; - } + if (socket.sock == INVALID_SOCKET) { return; } + detail::close_socket(socket.sock); + socket.sock = INVALID_SOCKET; +} - inline bool ClientImpl::read_response_line(Stream& strm, const Request& req, - Response& res) const - { - std::array buf{}; +inline bool ClientImpl::read_response_line(Stream &strm, const Request &req, + Response &res) const { + std::array buf{}; - detail::stream_line_reader line_reader(strm, buf.data(), buf.size()); + detail::stream_line_reader line_reader(strm, buf.data(), buf.size()); - if (!line_reader.getline()) { return false; } + if (!line_reader.getline()) { return false; } #ifdef CPPHTTPLIB_ALLOW_LF_AS_LINE_TERMINATOR - const static std::regex re("(HTTP/1\\.[01]) (\\d{3})(?: (.*?))?\r?\n"); + const static std::regex re("(HTTP/1\\.[01]) (\\d{3})(?: (.*?))?\r?\n"); #else - const static std::regex re("(HTTP/1\\.[01]) (\\d{3})(?: (.*?))?\r\n"); + const static std::regex re("(HTTP/1\\.[01]) (\\d{3})(?: (.*?))?\r\n"); #endif - std::cmatch m; - if (!std::regex_match(line_reader.ptr(), m, re)) { - return req.method == "CONNECT"; - } - res.version = std::string(m[1]); - res.status = std::stoi(std::string(m[2])); - res.reason = std::string(m[3]); + std::cmatch m; + if (!std::regex_match(line_reader.ptr(), m, re)) { + return req.method == "CONNECT"; + } + res.version = std::string(m[1]); + res.status = std::stoi(std::string(m[2])); + res.reason = std::string(m[3]); - // Ignore '100 Continue' - while (res.status == StatusCode::Continue_100) { - if (!line_reader.getline()) { return false; } // CRLF - if (!line_reader.getline()) { return false; } // next response line + // Ignore '100 Continue' + while (res.status == StatusCode::Continue_100) { + if (!line_reader.getline()) { return false; } // CRLF + if (!line_reader.getline()) { return false; } // next response line - if (!std::regex_match(line_reader.ptr(), m, re)) { return false; } - res.version = std::string(m[1]); - res.status = std::stoi(std::string(m[2])); - res.reason = std::string(m[3]); - } + if (!std::regex_match(line_reader.ptr(), m, re)) { return false; } + res.version = std::string(m[1]); + res.status = std::stoi(std::string(m[2])); + res.reason = std::string(m[3]); + } - return true; - } + return true; +} - inline bool ClientImpl::send(Request& req, Response& res, Error& error) - { - std::lock_guard request_mutex_guard(request_mutex_); - auto ret = send_(req, res, error); - if (error == Error::SSLPeerCouldBeClosed_) { - assert(!ret); - ret = send_(req, res, error); - } - return ret; - } +inline bool ClientImpl::send(Request &req, Response &res, Error &error) { + std::lock_guard request_mutex_guard(request_mutex_); + auto ret = send_(req, res, error); + if (error == Error::SSLPeerCouldBeClosed_) { + assert(!ret); + ret = send_(req, res, error); + } + return ret; +} - inline bool ClientImpl::send_(Request& req, Response& res, Error& error) - { - { - std::lock_guard guard(socket_mutex_); +inline bool ClientImpl::send_(Request &req, Response &res, Error &error) { + { + std::lock_guard guard(socket_mutex_); - // Set this to false immediately - if it ever gets set to true by the end of - // the request, we know another thread instructed us to close the socket. - socket_should_be_closed_when_request_is_done_ = false; + // Set this to false immediately - if it ever gets set to true by the end of + // the request, we know another thread instructed us to close the socket. + socket_should_be_closed_when_request_is_done_ = false; - auto is_alive = false; - if (socket_.is_open()) { - is_alive = detail::is_socket_alive(socket_.sock); - if (!is_alive) { - // Attempt to avoid sigpipe by shutting down nongracefully if it seems - // like the other side has already closed the connection Also, there - // cannot be any requests in flight from other threads since we locked - // request_mutex_, so safe to close everything immediately - const bool shutdown_gracefully = false; - shutdown_ssl(socket_, shutdown_gracefully); - shutdown_socket(socket_); - close_socket(socket_); - } - } - - if (!is_alive) { - if (!create_and_connect_socket(socket_, error)) { return false; } + auto is_alive = false; + if (socket_.is_open()) { + is_alive = detail::is_socket_alive(socket_.sock); #ifdef CPPHTTPLIB_OPENSSL_SUPPORT - // TODO: refactoring - if (is_ssl()) { - auto& scli = static_cast(*this); - if (!proxy_host_.empty() && proxy_port_ != -1) { - auto success = false; - if (!scli.connect_with_proxy(socket_, res, success, error)) { - return success; - } - } - - if (!scli.initialize_ssl(socket_, error)) { return false; } - } -#endif - } - - // Mark the current socket as being in use so that it cannot be closed by - // anyone else while this request is ongoing, even though we will be - // releasing the mutex. - if (socket_requests_in_flight_ > 1) { - assert(socket_requests_are_from_thread_ == std::this_thread::get_id()); - } - socket_requests_in_flight_ += 1; - socket_requests_are_from_thread_ = std::this_thread::get_id(); - } - - for (const auto& header : default_headers_) { - if (req.headers.find(header.first) == req.headers.end()) { - req.headers.insert(header); - } - } - - auto ret = false; - auto close_connection = !keep_alive_; - - auto se = detail::scope_exit([&]() { - // Briefly lock mutex in order to mark that a request is no longer ongoing - std::lock_guard guard(socket_mutex_); - socket_requests_in_flight_ -= 1; - if (socket_requests_in_flight_ <= 0) { - assert(socket_requests_in_flight_ == 0); - socket_requests_are_from_thread_ = std::thread::id(); - } - - if (socket_should_be_closed_when_request_is_done_ || close_connection || - !ret) { - shutdown_ssl(socket_, true); - shutdown_socket(socket_); - close_socket(socket_); - } - }); - - ret = process_socket(socket_, [&](Stream& strm) { - return handle_request(strm, req, res, close_connection, error); - }); - - if (!ret) { - if (error == Error::Success) { error = Error::Unknown; } - } - - return ret; - } - - inline Result ClientImpl::send(const Request& req) - { - auto req2 = req; - return send_(std::move(req2)); - } - - inline Result ClientImpl::send_(Request&& req) - { - auto res = detail::make_unique(); - auto error = Error::Success; - auto ret = send(req, *res, error); - return Result{ ret ? std::move(res) : nullptr, error, std::move(req.headers) }; - } - - inline bool ClientImpl::handle_request(Stream& strm, Request& req, - Response& res, bool close_connection, - Error& error) - { - if (req.path.empty()) { - error = Error::Connection; - return false; - } - - auto req_save = req; - - bool ret; - - if (!is_ssl() && !proxy_host_.empty() && proxy_port_ != -1) { - auto req2 = req; - req2.path = "http://" + host_and_port_ + req.path; - ret = process_request(strm, req2, res, close_connection, error); - req = req2; - req.path = req_save.path; - } - else { - ret = process_request(strm, req, res, close_connection, error); - } - - if (!ret) { return false; } - - if (res.get_header_value("Connection") == "close" || - (res.version == "HTTP/1.0" && res.reason != "Connection established")) { - // TODO this requires a not-entirely-obvious chain of calls to be correct - // for this to be safe. - - // This is safe to call because handle_request is only called by send_ - // which locks the request mutex during the process. It would be a bug - // to call it from a different thread since it's a thread-safety issue - // to do these things to the socket if another thread is using the socket. - std::lock_guard guard(socket_mutex_); - shutdown_ssl(socket_, true); - shutdown_socket(socket_); - close_socket(socket_); - } - - if (300 < res.status && res.status < 400 && follow_location_) { - req = req_save; - ret = redirect(req, res, error); - } - -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - if ((res.status == StatusCode::Unauthorized_401 || - res.status == StatusCode::ProxyAuthenticationRequired_407) && - req.authorization_count_ < 5) { - auto is_proxy = res.status == StatusCode::ProxyAuthenticationRequired_407; - const auto& username = - is_proxy ? proxy_digest_auth_username_ : digest_auth_username_; - const auto& password = - is_proxy ? proxy_digest_auth_password_ : digest_auth_password_; - - if (!username.empty() && !password.empty()) { - std::map auth; - if (detail::parse_www_authenticate(res, auth, is_proxy)) { - Request new_req = req; - new_req.authorization_count_ += 1; - new_req.headers.erase(is_proxy ? "Proxy-Authorization" - : "Authorization"); - new_req.headers.insert(detail::make_digest_authentication_header( - req, auth, new_req.authorization_count_, detail::random_string(10), - username, password, is_proxy)); - - Response new_res; - - ret = send(new_req, new_res, error); - if (ret) { res = new_res; } - } - } + if (is_alive && is_ssl()) { + if (detail::is_ssl_peer_could_be_closed(socket_.ssl, socket_.sock)) { + is_alive = false; } + } #endif - return ret; - } - - inline bool ClientImpl::redirect(Request& req, Response& res, Error& error) - { - if (req.redirect_count_ == 0) { - error = Error::ExceedRedirectCount; - return false; - } - - auto location = res.get_header_value("location"); - if (location.empty()) { return false; } - - const static std::regex re( - R"((?:(https?):)?(?://(?:\[([a-fA-F\d:]+)\]|([^:/?#]+))(?::(\d+))?)?([^?#]*)(\?[^#]*)?(?:#.*)?)"); - - std::smatch m; - if (!std::regex_match(location, m, re)) { return false; } - - auto scheme = is_ssl() ? "https" : "http"; - - auto next_scheme = m[1].str(); - auto next_host = m[2].str(); - if (next_host.empty()) { next_host = m[3].str(); } - auto port_str = m[4].str(); - auto next_path = m[5].str(); - auto next_query = m[6].str(); - - auto next_port = port_; - if (!port_str.empty()) { - next_port = std::stoi(port_str); - } - else if (!next_scheme.empty()) { - next_port = next_scheme == "https" ? 443 : 80; - } - - if (next_scheme.empty()) { next_scheme = scheme; } - if (next_host.empty()) { next_host = host_; } - if (next_path.empty()) { next_path = "/"; } - - auto path = detail::decode_url(next_path, true) + next_query; - - if (next_scheme == scheme && next_host == host_ && next_port == port_) { - return detail::redirect(*this, req, res, path, location, error); - } - else { - if (next_scheme == "https") { -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - SSLClient cli(next_host, next_port); - cli.copy_settings(*this); - if (ca_cert_store_) { cli.set_ca_cert_store(ca_cert_store_); } - return detail::redirect(cli, req, res, path, location, error); -#else - return false; -#endif - } - else { - ClientImpl cli(next_host, next_port); - cli.copy_settings(*this); - return detail::redirect(cli, req, res, path, location, error); - } - } - } - - inline bool ClientImpl::write_content_with_provider(Stream& strm, - const Request& req, - Error& error) const - { - auto is_shutting_down = []() { return false; }; - - if (req.is_chunked_content_provider_) { - // TODO: Brotli support - std::unique_ptr compressor; -#ifdef CPPHTTPLIB_ZLIB_SUPPORT - if (compress_) { - compressor = detail::make_unique(); - } - else -#endif - { - compressor = detail::make_unique(); - } - - return detail::write_content_chunked(strm, req.content_provider_, - is_shutting_down, *compressor, error); - } - else { - return detail::write_content(strm, req.content_provider_, 0, - req.content_length_, is_shutting_down, error); - } - } - - inline bool ClientImpl::write_request(Stream& strm, Request& req, - bool close_connection, Error& error) - { - // Prepare additional headers - if (close_connection) { - if (!req.has_header("Connection")) { - req.set_header("Connection", "close"); - } - } - - if (!req.has_header("Host")) { - if (is_ssl()) { - if (port_ == 443) { - req.set_header("Host", host_); - } - else { - req.set_header("Host", host_and_port_); - } - } - else { - if (port_ == 80) { - req.set_header("Host", host_); - } - else { - req.set_header("Host", host_and_port_); - } - } - } - - if (!req.has_header("Accept")) { req.set_header("Accept", "*/*"); } - -#ifndef CPPHTTPLIB_NO_DEFAULT_USER_AGENT - if (!req.has_header("User-Agent")) { - auto agent = std::string("cpp-httplib/") + CPPHTTPLIB_VERSION; - req.set_header("User-Agent", agent); - } -#endif - - if (req.body.empty()) { - if (req.content_provider_) { - if (!req.is_chunked_content_provider_) { - if (!req.has_header("Content-Length")) { - auto length = std::to_string(req.content_length_); - req.set_header("Content-Length", length); - } - } - } - else { - if (req.method == "POST" || req.method == "PUT" || - req.method == "PATCH") { - req.set_header("Content-Length", "0"); - } - } - } - else { - if (!req.has_header("Content-Type")) { - req.set_header("Content-Type", "text/plain"); - } - - if (!req.has_header("Content-Length")) { - auto length = std::to_string(req.body.size()); - req.set_header("Content-Length", length); - } - } - - if (!basic_auth_password_.empty() || !basic_auth_username_.empty()) { - if (!req.has_header("Authorization")) { - req.headers.insert(make_basic_authentication_header( - basic_auth_username_, basic_auth_password_, false)); - } - } - - if (!proxy_basic_auth_username_.empty() && - !proxy_basic_auth_password_.empty()) { - if (!req.has_header("Proxy-Authorization")) { - req.headers.insert(make_basic_authentication_header( - proxy_basic_auth_username_, proxy_basic_auth_password_, true)); - } - } - - if (!bearer_token_auth_token_.empty()) { - if (!req.has_header("Authorization")) { - req.headers.insert(make_bearer_token_authentication_header( - bearer_token_auth_token_, false)); - } - } - - if (!proxy_bearer_token_auth_token_.empty()) { - if (!req.has_header("Proxy-Authorization")) { - req.headers.insert(make_bearer_token_authentication_header( - proxy_bearer_token_auth_token_, true)); - } - } - - // Request line and headers - { - detail::BufferStream bstrm; - - const auto& path = url_encode_ ? detail::encode_url(req.path) : req.path; - bstrm.write_format("%s %s HTTP/1.1\r\n", req.method.c_str(), path.c_str()); - - header_writer_(bstrm, req.headers); - - // Flush buffer - auto& data = bstrm.get_buffer(); - if (!detail::write_data(strm, data.data(), data.size())) { - error = Error::Write; - return false; - } - } - - // Body - if (req.body.empty()) { - return write_content_with_provider(strm, req, error); - } - - if (!detail::write_data(strm, req.body.data(), req.body.size())) { - error = Error::Write; - return false; - } - - return true; - } - - inline std::unique_ptr ClientImpl::send_with_content_provider( - Request& req, const char* body, size_t content_length, - ContentProvider content_provider, - ContentProviderWithoutLength content_provider_without_length, - const std::string& content_type, Error& error) - { - if (!content_type.empty()) { req.set_header("Content-Type", content_type); } - -#ifdef CPPHTTPLIB_ZLIB_SUPPORT - if (compress_) { req.set_header("Content-Encoding", "gzip"); } -#endif - -#ifdef CPPHTTPLIB_ZLIB_SUPPORT - if (compress_ && !content_provider_without_length) { - // TODO: Brotli support - detail::gzip_compressor compressor; - - if (content_provider) { - auto ok = true; - size_t offset = 0; - DataSink data_sink; - - data_sink.write = [&](const char* data, size_t data_len) -> bool { - if (ok) { - auto last = offset + data_len == content_length; - - auto ret = compressor.compress( - data, data_len, last, - [&](const char* compressed_data, size_t compressed_data_len) { - req.body.append(compressed_data, compressed_data_len); - return true; - }); - - if (ret) { - offset += data_len; - } - else { - ok = false; - } - } - return ok; - }; - - while (ok && offset < content_length) { - if (!content_provider(offset, content_length - offset, data_sink)) { - error = Error::Canceled; - return nullptr; - } - } - } - else { - if (!compressor.compress(body, content_length, true, - [&](const char* data, size_t data_len) { - req.body.append(data, data_len); - return true; - })) { - error = Error::Compression; - return nullptr; - } - } - } - else -#endif - { - if (content_provider) { - req.content_length_ = content_length; - req.content_provider_ = std::move(content_provider); - req.is_chunked_content_provider_ = false; - } - else if (content_provider_without_length) { - req.content_length_ = 0; - req.content_provider_ = detail::ContentProviderAdapter( - std::move(content_provider_without_length)); - req.is_chunked_content_provider_ = true; - req.set_header("Transfer-Encoding", "chunked"); - } - else { - req.body.assign(body, content_length); - } - } - - auto res = detail::make_unique(); - return send(req, *res, error) ? std::move(res) : nullptr; - } - - inline Result ClientImpl::send_with_content_provider( - const std::string& method, const std::string& path, const Headers& headers, - const char* body, size_t content_length, ContentProvider content_provider, - ContentProviderWithoutLength content_provider_without_length, - const std::string& content_type, Progress progress) - { - Request req; - req.method = method; - req.headers = headers; - req.path = path; - req.progress = progress; - - auto error = Error::Success; - - auto res = send_with_content_provider( - req, body, content_length, std::move(content_provider), - std::move(content_provider_without_length), content_type, error); - - return Result{ std::move(res), error, std::move(req.headers) }; - } - - inline std::string - ClientImpl::adjust_host_string(const std::string& host) const - { - if (host.find(':') != std::string::npos) { return "[" + host + "]"; } - return host; - } - - inline bool ClientImpl::process_request(Stream& strm, Request& req, - Response& res, bool close_connection, - Error& error) - { - // Send request - if (!write_request(strm, req, close_connection, error)) { return false; } - -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - if (is_ssl()) { - auto is_proxy_enabled = !proxy_host_.empty() && proxy_port_ != -1; - if (!is_proxy_enabled) { - char buf[1]; - if (SSL_peek(socket_.ssl, buf, 1) == 0 && - SSL_get_error(socket_.ssl, 0) == SSL_ERROR_ZERO_RETURN) { - error = Error::SSLPeerCouldBeClosed_; - return false; - } - } - } -#endif - - // Receive response and headers - if (!read_response_line(strm, req, res) || - !detail::read_headers(strm, res.headers)) { - error = Error::Read; - return false; - } - - // Body - if ((res.status != StatusCode::NoContent_204) && req.method != "HEAD" && - req.method != "CONNECT") { - auto redirect = 300 < res.status && res.status < 400 && follow_location_; - - if (req.response_handler && !redirect) { - if (!req.response_handler(res)) { - error = Error::Canceled; - return false; - } - } - - auto out = - req.content_receiver - ? static_cast( - [&](const char* buf, size_t n, uint64_t off, uint64_t len) { - if (redirect) { return true; } - auto ret = req.content_receiver(buf, n, off, len); - if (!ret) { error = Error::Canceled; } - return ret; - }) - : static_cast( - [&](const char* buf, size_t n, uint64_t /*off*/, - uint64_t /*len*/) { - if (res.body.size() + n > res.body.max_size()) { - return false; - } - res.body.append(buf, n); - return true; - }); - - auto progress = [&](uint64_t current, uint64_t total) { - if (!req.progress || redirect) { return true; } - auto ret = req.progress(current, total); - if (!ret) { error = Error::Canceled; } - return ret; - }; - - int dummy_status; - if (!detail::read_content(strm, res, (std::numeric_limits::max)(), - dummy_status, std::move(progress), std::move(out), - decompress_)) { - if (error != Error::Canceled) { error = Error::Read; } - return false; - } - } - - // Log - if (logger_) { logger_(req, res); } - - return true; - } - - inline ContentProviderWithoutLength ClientImpl::get_multipart_content_provider( - const std::string& boundary, const MultipartFormDataItems& items, - const MultipartFormDataProviderItems& provider_items) const - { - size_t cur_item = 0; - size_t cur_start = 0; - // cur_item and cur_start are copied to within the std::function and maintain - // state between successive calls - return [&, cur_item, cur_start](size_t offset, - DataSink& sink) mutable -> bool { - if (!offset && !items.empty()) { - sink.os << detail::serialize_multipart_formdata(items, boundary, false); - return true; - } - else if (cur_item < provider_items.size()) { - if (!cur_start) { - const auto& begin = detail::serialize_multipart_formdata_item_begin( - provider_items[cur_item], boundary); - offset += begin.size(); - cur_start = offset; - sink.os << begin; - } - - DataSink cur_sink; - auto has_data = true; - cur_sink.write = sink.write; - cur_sink.done = [&]() { has_data = false; }; - - if (!provider_items[cur_item].provider(offset - cur_start, cur_sink)) { - return false; - } - - if (!has_data) { - sink.os << detail::serialize_multipart_formdata_item_end(); - cur_item++; - cur_start = 0; - } - return true; - } - else { - sink.os << detail::serialize_multipart_formdata_finish(boundary); - sink.done(); - return true; - } - }; - } - - inline bool - ClientImpl::process_socket(const Socket& socket, - std::function callback) - { - return detail::process_client_socket( - socket.sock, read_timeout_sec_, read_timeout_usec_, write_timeout_sec_, - write_timeout_usec_, std::move(callback)); - } - - inline bool ClientImpl::is_ssl() const { return false; } - - inline Result ClientImpl::Get(const std::string& path) - { - return Get(path, Headers(), Progress()); - } - - inline Result ClientImpl::Get(const std::string& path, Progress progress) - { - return Get(path, Headers(), std::move(progress)); - } - - inline Result ClientImpl::Get(const std::string& path, const Headers& headers) - { - return Get(path, headers, Progress()); - } - - inline Result ClientImpl::Get(const std::string& path, const Headers& headers, - Progress progress) - { - Request req; - req.method = "GET"; - req.path = path; - req.headers = headers; - req.progress = std::move(progress); - - return send_(std::move(req)); - } - - inline Result ClientImpl::Get(const std::string& path, - ContentReceiver content_receiver) - { - return Get(path, Headers(), nullptr, std::move(content_receiver), nullptr); - } - - inline Result ClientImpl::Get(const std::string& path, - ContentReceiver content_receiver, - Progress progress) - { - return Get(path, Headers(), nullptr, std::move(content_receiver), - std::move(progress)); - } - - inline Result ClientImpl::Get(const std::string& path, const Headers& headers, - ContentReceiver content_receiver) - { - return Get(path, headers, nullptr, std::move(content_receiver), nullptr); - } - - inline Result ClientImpl::Get(const std::string& path, const Headers& headers, - ContentReceiver content_receiver, - Progress progress) - { - return Get(path, headers, nullptr, std::move(content_receiver), - std::move(progress)); - } - - inline Result ClientImpl::Get(const std::string& path, - ResponseHandler response_handler, - ContentReceiver content_receiver) - { - return Get(path, Headers(), std::move(response_handler), - std::move(content_receiver), nullptr); - } - - inline Result ClientImpl::Get(const std::string& path, const Headers& headers, - ResponseHandler response_handler, - ContentReceiver content_receiver) - { - return Get(path, headers, std::move(response_handler), - std::move(content_receiver), nullptr); - } - - inline Result ClientImpl::Get(const std::string& path, - ResponseHandler response_handler, - ContentReceiver content_receiver, - Progress progress) - { - return Get(path, Headers(), std::move(response_handler), - std::move(content_receiver), std::move(progress)); - } - - inline Result ClientImpl::Get(const std::string& path, const Headers& headers, - ResponseHandler response_handler, - ContentReceiver content_receiver, - Progress progress) - { - Request req; - req.method = "GET"; - req.path = path; - req.headers = headers; - req.response_handler = std::move(response_handler); - req.content_receiver = - [content_receiver](const char* data, size_t data_length, - uint64_t /*offset*/, uint64_t /*total_length*/) { - return content_receiver(data, data_length); - }; - req.progress = std::move(progress); - - return send_(std::move(req)); - } - - inline Result ClientImpl::Get(const std::string& path, const Params& params, - const Headers& headers, Progress progress) - { - if (params.empty()) { return Get(path, headers); } - - std::string path_with_query = append_query_params(path, params); - return Get(path_with_query, headers, std::move(progress)); - } - - inline Result ClientImpl::Get(const std::string& path, const Params& params, - const Headers& headers, - ContentReceiver content_receiver, - Progress progress) - { - return Get(path, params, headers, nullptr, std::move(content_receiver), - std::move(progress)); - } - - inline Result ClientImpl::Get(const std::string& path, const Params& params, - const Headers& headers, - ResponseHandler response_handler, - ContentReceiver content_receiver, - Progress progress) - { - if (params.empty()) { - return Get(path, headers, std::move(response_handler), - std::move(content_receiver), std::move(progress)); - } - - std::string path_with_query = append_query_params(path, params); - return Get(path_with_query, headers, std::move(response_handler), - std::move(content_receiver), std::move(progress)); - } - - inline Result ClientImpl::Head(const std::string& path) - { - return Head(path, Headers()); - } - - inline Result ClientImpl::Head(const std::string& path, - const Headers& headers) - { - Request req; - req.method = "HEAD"; - req.headers = headers; - req.path = path; - - return send_(std::move(req)); - } - - inline Result ClientImpl::Post(const std::string& path) - { - return Post(path, std::string(), std::string()); - } - - inline Result ClientImpl::Post(const std::string& path, - const Headers& headers) - { - return Post(path, headers, nullptr, 0, std::string()); - } - - inline Result ClientImpl::Post(const std::string& path, const char* body, - size_t content_length, - const std::string& content_type) - { - return Post(path, Headers(), body, content_length, content_type, nullptr); - } - - inline Result ClientImpl::Post(const std::string& path, const Headers& headers, - const char* body, size_t content_length, - const std::string& content_type) - { - return send_with_content_provider("POST", path, headers, body, content_length, - nullptr, nullptr, content_type, nullptr); - } - - inline Result ClientImpl::Post(const std::string& path, const Headers& headers, - const char* body, size_t content_length, - const std::string& content_type, - Progress progress) - { - return send_with_content_provider("POST", path, headers, body, content_length, - nullptr, nullptr, content_type, progress); - } - - inline Result ClientImpl::Post(const std::string& path, const std::string& body, - const std::string& content_type) - { - return Post(path, Headers(), body, content_type); - } - - inline Result ClientImpl::Post(const std::string& path, const std::string& body, - const std::string& content_type, - Progress progress) - { - return Post(path, Headers(), body, content_type, progress); - } - - inline Result ClientImpl::Post(const std::string& path, const Headers& headers, - const std::string& body, - const std::string& content_type) - { - return send_with_content_provider("POST", path, headers, body.data(), - body.size(), nullptr, nullptr, content_type, - nullptr); - } - - inline Result ClientImpl::Post(const std::string& path, const Headers& headers, - const std::string& body, - const std::string& content_type, - Progress progress) - { - return send_with_content_provider("POST", path, headers, body.data(), - body.size(), nullptr, nullptr, content_type, - progress); - } - - inline Result ClientImpl::Post(const std::string& path, const Params& params) - { - return Post(path, Headers(), params); - } - - inline Result ClientImpl::Post(const std::string& path, size_t content_length, - ContentProvider content_provider, - const std::string& content_type) - { - return Post(path, Headers(), content_length, std::move(content_provider), - content_type); - } - - inline Result ClientImpl::Post(const std::string& path, - ContentProviderWithoutLength content_provider, - const std::string& content_type) - { - return Post(path, Headers(), std::move(content_provider), content_type); - } - - inline Result ClientImpl::Post(const std::string& path, const Headers& headers, - size_t content_length, - ContentProvider content_provider, - const std::string& content_type) - { - return send_with_content_provider("POST", path, headers, nullptr, - content_length, std::move(content_provider), - nullptr, content_type, nullptr); - } - - inline Result ClientImpl::Post(const std::string& path, const Headers& headers, - ContentProviderWithoutLength content_provider, - const std::string& content_type) - { - return send_with_content_provider("POST", path, headers, nullptr, 0, nullptr, - std::move(content_provider), content_type, - nullptr); - } - - inline Result ClientImpl::Post(const std::string& path, const Headers& headers, - const Params& params) - { - auto query = detail::params_to_query_str(params); - return Post(path, headers, query, "application/x-www-form-urlencoded"); - } - - inline Result ClientImpl::Post(const std::string& path, const Headers& headers, - const Params& params, Progress progress) - { - auto query = detail::params_to_query_str(params); - return Post(path, headers, query, "application/x-www-form-urlencoded", - progress); - } - - inline Result ClientImpl::Post(const std::string& path, - const MultipartFormDataItems& items) - { - return Post(path, Headers(), items); - } - - inline Result ClientImpl::Post(const std::string& path, const Headers& headers, - const MultipartFormDataItems& items) - { - const auto& boundary = detail::make_multipart_data_boundary(); - const auto& content_type = - detail::serialize_multipart_formdata_get_content_type(boundary); - const auto& body = detail::serialize_multipart_formdata(items, boundary); - return Post(path, headers, body, content_type); - } - - inline Result ClientImpl::Post(const std::string& path, const Headers& headers, - const MultipartFormDataItems& items, - const std::string& boundary) - { - if (!detail::is_multipart_boundary_chars_valid(boundary)) { - return Result{ nullptr, Error::UnsupportedMultipartBoundaryChars }; - } - - const auto& content_type = - detail::serialize_multipart_formdata_get_content_type(boundary); - const auto& body = detail::serialize_multipart_formdata(items, boundary); - return Post(path, headers, body, content_type); - } - - inline Result - ClientImpl::Post(const std::string& path, const Headers& headers, - const MultipartFormDataItems& items, - const MultipartFormDataProviderItems& provider_items) - { - const auto& boundary = detail::make_multipart_data_boundary(); - const auto& content_type = - detail::serialize_multipart_formdata_get_content_type(boundary); - return send_with_content_provider( - "POST", path, headers, nullptr, 0, nullptr, - get_multipart_content_provider(boundary, items, provider_items), - content_type, nullptr); - } - - inline Result ClientImpl::Put(const std::string& path) - { - return Put(path, std::string(), std::string()); - } - - inline Result ClientImpl::Put(const std::string& path, const char* body, - size_t content_length, - const std::string& content_type) - { - return Put(path, Headers(), body, content_length, content_type); - } - - inline Result ClientImpl::Put(const std::string& path, const Headers& headers, - const char* body, size_t content_length, - const std::string& content_type) - { - return send_with_content_provider("PUT", path, headers, body, content_length, - nullptr, nullptr, content_type, nullptr); - } - - inline Result ClientImpl::Put(const std::string& path, const Headers& headers, - const char* body, size_t content_length, - const std::string& content_type, - Progress progress) - { - return send_with_content_provider("PUT", path, headers, body, content_length, - nullptr, nullptr, content_type, progress); - } - - inline Result ClientImpl::Put(const std::string& path, const std::string& body, - const std::string& content_type) - { - return Put(path, Headers(), body, content_type); - } - - inline Result ClientImpl::Put(const std::string& path, const std::string& body, - const std::string& content_type, - Progress progress) - { - return Put(path, Headers(), body, content_type, progress); - } - - inline Result ClientImpl::Put(const std::string& path, const Headers& headers, - const std::string& body, - const std::string& content_type) - { - return send_with_content_provider("PUT", path, headers, body.data(), - body.size(), nullptr, nullptr, content_type, - nullptr); - } - - inline Result ClientImpl::Put(const std::string& path, const Headers& headers, - const std::string& body, - const std::string& content_type, - Progress progress) - { - return send_with_content_provider("PUT", path, headers, body.data(), - body.size(), nullptr, nullptr, content_type, - progress); - } - - inline Result ClientImpl::Put(const std::string& path, size_t content_length, - ContentProvider content_provider, - const std::string& content_type) - { - return Put(path, Headers(), content_length, std::move(content_provider), - content_type); - } - - inline Result ClientImpl::Put(const std::string& path, - ContentProviderWithoutLength content_provider, - const std::string& content_type) - { - return Put(path, Headers(), std::move(content_provider), content_type); - } - - inline Result ClientImpl::Put(const std::string& path, const Headers& headers, - size_t content_length, - ContentProvider content_provider, - const std::string& content_type) - { - return send_with_content_provider("PUT", path, headers, nullptr, - content_length, std::move(content_provider), - nullptr, content_type, nullptr); - } - - inline Result ClientImpl::Put(const std::string& path, const Headers& headers, - ContentProviderWithoutLength content_provider, - const std::string& content_type) - { - return send_with_content_provider("PUT", path, headers, nullptr, 0, nullptr, - std::move(content_provider), content_type, - nullptr); - } - - inline Result ClientImpl::Put(const std::string& path, const Params& params) - { - return Put(path, Headers(), params); - } - - inline Result ClientImpl::Put(const std::string& path, const Headers& headers, - const Params& params) - { - auto query = detail::params_to_query_str(params); - return Put(path, headers, query, "application/x-www-form-urlencoded"); - } - - inline Result ClientImpl::Put(const std::string& path, const Headers& headers, - const Params& params, Progress progress) - { - auto query = detail::params_to_query_str(params); - return Put(path, headers, query, "application/x-www-form-urlencoded", - progress); - } - - inline Result ClientImpl::Put(const std::string& path, - const MultipartFormDataItems& items) - { - return Put(path, Headers(), items); - } - - inline Result ClientImpl::Put(const std::string& path, const Headers& headers, - const MultipartFormDataItems& items) - { - const auto& boundary = detail::make_multipart_data_boundary(); - const auto& content_type = - detail::serialize_multipart_formdata_get_content_type(boundary); - const auto& body = detail::serialize_multipart_formdata(items, boundary); - return Put(path, headers, body, content_type); - } - - inline Result ClientImpl::Put(const std::string& path, const Headers& headers, - const MultipartFormDataItems& items, - const std::string& boundary) - { - if (!detail::is_multipart_boundary_chars_valid(boundary)) { - return Result{ nullptr, Error::UnsupportedMultipartBoundaryChars }; - } - - const auto& content_type = - detail::serialize_multipart_formdata_get_content_type(boundary); - const auto& body = detail::serialize_multipart_formdata(items, boundary); - return Put(path, headers, body, content_type); - } - - inline Result - ClientImpl::Put(const std::string& path, const Headers& headers, - const MultipartFormDataItems& items, - const MultipartFormDataProviderItems& provider_items) - { - const auto& boundary = detail::make_multipart_data_boundary(); - const auto& content_type = - detail::serialize_multipart_formdata_get_content_type(boundary); - return send_with_content_provider( - "PUT", path, headers, nullptr, 0, nullptr, - get_multipart_content_provider(boundary, items, provider_items), - content_type, nullptr); - } - inline Result ClientImpl::Patch(const std::string& path) - { - return Patch(path, std::string(), std::string()); - } - - inline Result ClientImpl::Patch(const std::string& path, const char* body, - size_t content_length, - const std::string& content_type) - { - return Patch(path, Headers(), body, content_length, content_type); - } - - inline Result ClientImpl::Patch(const std::string& path, const char* body, - size_t content_length, - const std::string& content_type, - Progress progress) - { - return Patch(path, Headers(), body, content_length, content_type, progress); - } - - inline Result ClientImpl::Patch(const std::string& path, const Headers& headers, - const char* body, size_t content_length, - const std::string& content_type) - { - return Patch(path, headers, body, content_length, content_type, nullptr); - } - - inline Result ClientImpl::Patch(const std::string& path, const Headers& headers, - const char* body, size_t content_length, - const std::string& content_type, - Progress progress) - { - return send_with_content_provider("PATCH", path, headers, body, - content_length, nullptr, nullptr, - content_type, progress); - } - - inline Result ClientImpl::Patch(const std::string& path, - const std::string& body, - const std::string& content_type) - { - return Patch(path, Headers(), body, content_type); - } - - inline Result ClientImpl::Patch(const std::string& path, - const std::string& body, - const std::string& content_type, Progress progress) - { - return Patch(path, Headers(), body, content_type, progress); - } - - inline Result ClientImpl::Patch(const std::string& path, const Headers& headers, - const std::string& body, - const std::string& content_type) - { - return Patch(path, headers, body, content_type, nullptr); - } - - inline Result ClientImpl::Patch(const std::string& path, const Headers& headers, - const std::string& body, - const std::string& content_type, - Progress progress) - { - return send_with_content_provider("PATCH", path, headers, body.data(), - body.size(), nullptr, nullptr, content_type, - progress); - } - - inline Result ClientImpl::Patch(const std::string& path, size_t content_length, - ContentProvider content_provider, - const std::string& content_type) - { - return Patch(path, Headers(), content_length, std::move(content_provider), - content_type); - } - - inline Result ClientImpl::Patch(const std::string& path, - ContentProviderWithoutLength content_provider, - const std::string& content_type) - { - return Patch(path, Headers(), std::move(content_provider), content_type); - } - - inline Result ClientImpl::Patch(const std::string& path, const Headers& headers, - size_t content_length, - ContentProvider content_provider, - const std::string& content_type) - { - return send_with_content_provider("PATCH", path, headers, nullptr, - content_length, std::move(content_provider), - nullptr, content_type, nullptr); - } - - inline Result ClientImpl::Patch(const std::string& path, const Headers& headers, - ContentProviderWithoutLength content_provider, - const std::string& content_type) - { - return send_with_content_provider("PATCH", path, headers, nullptr, 0, nullptr, - std::move(content_provider), content_type, - nullptr); - } - - inline Result ClientImpl::Delete(const std::string& path) - { - return Delete(path, Headers(), std::string(), std::string()); - } - - inline Result ClientImpl::Delete(const std::string& path, - const Headers& headers) - { - return Delete(path, headers, std::string(), std::string()); - } - - inline Result ClientImpl::Delete(const std::string& path, const char* body, - size_t content_length, - const std::string& content_type) - { - return Delete(path, Headers(), body, content_length, content_type); - } - - inline Result ClientImpl::Delete(const std::string& path, const char* body, - size_t content_length, - const std::string& content_type, - Progress progress) - { - return Delete(path, Headers(), body, content_length, content_type, progress); - } - - inline Result ClientImpl::Delete(const std::string& path, - const Headers& headers, const char* body, - size_t content_length, - const std::string& content_type) - { - return Delete(path, headers, body, content_length, content_type, nullptr); - } - - inline Result ClientImpl::Delete(const std::string& path, - const Headers& headers, const char* body, - size_t content_length, - const std::string& content_type, - Progress progress) - { - Request req; - req.method = "DELETE"; - req.headers = headers; - req.path = path; - req.progress = progress; - - if (!content_type.empty()) { req.set_header("Content-Type", content_type); } - req.body.assign(body, content_length); - - return send_(std::move(req)); - } - - inline Result ClientImpl::Delete(const std::string& path, - const std::string& body, - const std::string& content_type) - { - return Delete(path, Headers(), body.data(), body.size(), content_type); - } - - inline Result ClientImpl::Delete(const std::string& path, - const std::string& body, - const std::string& content_type, - Progress progress) - { - return Delete(path, Headers(), body.data(), body.size(), content_type, - progress); - } - - inline Result ClientImpl::Delete(const std::string& path, - const Headers& headers, - const std::string& body, - const std::string& content_type) - { - return Delete(path, headers, body.data(), body.size(), content_type); - } - - inline Result ClientImpl::Delete(const std::string& path, - const Headers& headers, - const std::string& body, - const std::string& content_type, - Progress progress) - { - return Delete(path, headers, body.data(), body.size(), content_type, - progress); - } - - inline Result ClientImpl::Options(const std::string& path) - { - return Options(path, Headers()); - } - - inline Result ClientImpl::Options(const std::string& path, - const Headers& headers) - { - Request req; - req.method = "OPTIONS"; - req.headers = headers; - req.path = path; - - return send_(std::move(req)); - } - - inline void ClientImpl::stop() - { - std::lock_guard guard(socket_mutex_); - - // If there is anything ongoing right now, the ONLY thread-safe thing we can - // do is to shutdown_socket, so that threads using this socket suddenly - // discover they can't read/write any more and error out. Everything else - // (closing the socket, shutting ssl down) is unsafe because these actions are - // not thread-safe. - if (socket_requests_in_flight_ > 0) { - shutdown_socket(socket_); - - // Aside from that, we set a flag for the socket to be closed when we're - // done. - socket_should_be_closed_when_request_is_done_ = true; - return; - } - - // Otherwise, still holding the mutex, we can shut everything down ourselves - shutdown_ssl(socket_, true); + if (!is_alive) { + // Attempt to avoid sigpipe by shutting down non-gracefully if it seems + // like the other side has already closed the connection Also, there + // cannot be any requests in flight from other threads since we locked + // request_mutex_, so safe to close everything immediately + const bool shutdown_gracefully = false; + shutdown_ssl(socket_, shutdown_gracefully); shutdown_socket(socket_); close_socket(socket_); + } } - inline std::string ClientImpl::host() const { return host_; } - - inline int ClientImpl::port() const { return port_; } - - inline size_t ClientImpl::is_socket_open() const - { - std::lock_guard guard(socket_mutex_); - return socket_.is_open(); - } - - inline socket_t ClientImpl::socket() const { return socket_.sock; } - - inline void ClientImpl::set_connection_timeout(time_t sec, time_t usec) - { - connection_timeout_sec_ = sec; - connection_timeout_usec_ = usec; - } - - inline void ClientImpl::set_read_timeout(time_t sec, time_t usec) - { - read_timeout_sec_ = sec; - read_timeout_usec_ = usec; - } - - inline void ClientImpl::set_write_timeout(time_t sec, time_t usec) - { - write_timeout_sec_ = sec; - write_timeout_usec_ = usec; - } - - inline void ClientImpl::set_basic_auth(const std::string& username, - const std::string& password) - { - basic_auth_username_ = username; - basic_auth_password_ = password; - } - - inline void ClientImpl::set_bearer_token_auth(const std::string& token) - { - bearer_token_auth_token_ = token; - } + if (!is_alive) { + if (!create_and_connect_socket(socket_, error)) { return false; } #ifdef CPPHTTPLIB_OPENSSL_SUPPORT - inline void ClientImpl::set_digest_auth(const std::string& username, - const std::string& password) - { - digest_auth_username_ = username; - digest_auth_password_ = password; + // TODO: refactoring + if (is_ssl()) { + auto &scli = static_cast(*this); + if (!proxy_host_.empty() && proxy_port_ != -1) { + auto success = false; + if (!scli.connect_with_proxy(socket_, req.start_time_, res, success, + error)) { + return success; + } + } + + if (!scli.initialize_ssl(socket_, error)) { return false; } + } +#endif } + + // Mark the current socket as being in use so that it cannot be closed by + // anyone else while this request is ongoing, even though we will be + // releasing the mutex. + if (socket_requests_in_flight_ > 1) { + assert(socket_requests_are_from_thread_ == std::this_thread::get_id()); + } + socket_requests_in_flight_ += 1; + socket_requests_are_from_thread_ = std::this_thread::get_id(); + } + + for (const auto &header : default_headers_) { + if (req.headers.find(header.first) == req.headers.end()) { + req.headers.insert(header); + } + } + + auto ret = false; + auto close_connection = !keep_alive_; + + auto se = detail::scope_exit([&]() { + // Briefly lock mutex in order to mark that a request is no longer ongoing + std::lock_guard guard(socket_mutex_); + socket_requests_in_flight_ -= 1; + if (socket_requests_in_flight_ <= 0) { + assert(socket_requests_in_flight_ == 0); + socket_requests_are_from_thread_ = std::thread::id(); + } + + if (socket_should_be_closed_when_request_is_done_ || close_connection || + !ret) { + shutdown_ssl(socket_, true); + shutdown_socket(socket_); + close_socket(socket_); + } + }); + + ret = process_socket(socket_, req.start_time_, [&](Stream &strm) { + return handle_request(strm, req, res, close_connection, error); + }); + + if (!ret) { + if (error == Error::Success) { error = Error::Unknown; } + } + + return ret; +} + +inline Result ClientImpl::send(const Request &req) { + auto req2 = req; + return send_(std::move(req2)); +} + +inline Result ClientImpl::send_(Request &&req) { + auto res = detail::make_unique(); + auto error = Error::Success; + auto ret = send(req, *res, error); + return Result{ret ? std::move(res) : nullptr, error, std::move(req.headers)}; +} + +inline bool ClientImpl::handle_request(Stream &strm, Request &req, + Response &res, bool close_connection, + Error &error) { + if (req.path.empty()) { + error = Error::Connection; + return false; + } + + auto req_save = req; + + bool ret; + + if (!is_ssl() && !proxy_host_.empty() && proxy_port_ != -1) { + auto req2 = req; + req2.path = "http://" + host_and_port_ + req.path; + ret = process_request(strm, req2, res, close_connection, error); + req = req2; + req.path = req_save.path; + } else { + ret = process_request(strm, req, res, close_connection, error); + } + + if (!ret) { return false; } + + if (res.get_header_value("Connection") == "close" || + (res.version == "HTTP/1.0" && res.reason != "Connection established")) { + // TODO this requires a not-entirely-obvious chain of calls to be correct + // for this to be safe. + + // This is safe to call because handle_request is only called by send_ + // which locks the request mutex during the process. It would be a bug + // to call it from a different thread since it's a thread-safety issue + // to do these things to the socket if another thread is using the socket. + std::lock_guard guard(socket_mutex_); + shutdown_ssl(socket_, true); + shutdown_socket(socket_); + close_socket(socket_); + } + + if (300 < res.status && res.status < 400 && follow_location_) { + req = req_save; + ret = redirect(req, res, error); + } + +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + if ((res.status == StatusCode::Unauthorized_401 || + res.status == StatusCode::ProxyAuthenticationRequired_407) && + req.authorization_count_ < 5) { + auto is_proxy = res.status == StatusCode::ProxyAuthenticationRequired_407; + const auto &username = + is_proxy ? proxy_digest_auth_username_ : digest_auth_username_; + const auto &password = + is_proxy ? proxy_digest_auth_password_ : digest_auth_password_; + + if (!username.empty() && !password.empty()) { + std::map auth; + if (detail::parse_www_authenticate(res, auth, is_proxy)) { + Request new_req = req; + new_req.authorization_count_ += 1; + new_req.headers.erase(is_proxy ? "Proxy-Authorization" + : "Authorization"); + new_req.headers.insert(detail::make_digest_authentication_header( + req, auth, new_req.authorization_count_, detail::random_string(10), + username, password, is_proxy)); + + Response new_res; + + ret = send(new_req, new_res, error); + if (ret) { res = new_res; } + } + } + } #endif - inline void ClientImpl::set_keep_alive(bool on) { keep_alive_ = on; } + return ret; +} - inline void ClientImpl::set_follow_location(bool on) { follow_location_ = on; } +inline bool ClientImpl::redirect(Request &req, Response &res, Error &error) { + if (req.redirect_count_ == 0) { + error = Error::ExceedRedirectCount; + return false; + } - inline void ClientImpl::set_url_encode(bool on) { url_encode_ = on; } + auto location = res.get_header_value("location"); + if (location.empty()) { return false; } - inline void - ClientImpl::set_hostname_addr_map(std::map addr_map) - { - addr_map_ = std::move(addr_map); - } + const static std::regex re( + R"((?:(https?):)?(?://(?:\[([a-fA-F\d:]+)\]|([^:/?#]+))(?::(\d+))?)?([^?#]*)(\?[^#]*)?(?:#.*)?)"); - inline void ClientImpl::set_default_headers(Headers headers) - { - default_headers_ = std::move(headers); - } + std::smatch m; + if (!std::regex_match(location, m, re)) { return false; } - inline void ClientImpl::set_header_writer( - std::function const& writer) - { - header_writer_ = writer; - } + auto scheme = is_ssl() ? "https" : "http"; - inline void ClientImpl::set_address_family(int family) - { - address_family_ = family; - } + auto next_scheme = m[1].str(); + auto next_host = m[2].str(); + if (next_host.empty()) { next_host = m[3].str(); } + auto port_str = m[4].str(); + auto next_path = m[5].str(); + auto next_query = m[6].str(); - inline void ClientImpl::set_tcp_nodelay(bool on) { tcp_nodelay_ = on; } + auto next_port = port_; + if (!port_str.empty()) { + next_port = std::stoi(port_str); + } else if (!next_scheme.empty()) { + next_port = next_scheme == "https" ? 443 : 80; + } - inline void ClientImpl::set_socket_options(SocketOptions socket_options) - { - socket_options_ = std::move(socket_options); - } + if (next_scheme.empty()) { next_scheme = scheme; } + if (next_host.empty()) { next_host = host_; } + if (next_path.empty()) { next_path = "/"; } - inline void ClientImpl::set_compress(bool on) { compress_ = on; } - - inline void ClientImpl::set_decompress(bool on) { decompress_ = on; } - - inline void ClientImpl::set_interface(const std::string& intf) - { - interface_ = intf; - } - - inline void ClientImpl::set_proxy(const std::string& host, int port) - { - proxy_host_ = host; - proxy_port_ = port; - } - - inline void ClientImpl::set_proxy_basic_auth(const std::string& username, - const std::string& password) - { - proxy_basic_auth_username_ = username; - proxy_basic_auth_password_ = password; - } - - inline void ClientImpl::set_proxy_bearer_token_auth(const std::string& token) - { - proxy_bearer_token_auth_token_ = token; - } + auto path = detail::decode_url(next_path, true) + next_query; + if (next_scheme == scheme && next_host == host_ && next_port == port_) { + return detail::redirect(*this, req, res, path, location, error); + } else { + if (next_scheme == "https") { #ifdef CPPHTTPLIB_OPENSSL_SUPPORT - inline void ClientImpl::set_proxy_digest_auth(const std::string& username, - const std::string& password) - { - proxy_digest_auth_username_ = username; - proxy_digest_auth_password_ = password; - } - - inline void ClientImpl::set_ca_cert_path(const std::string& ca_cert_file_path, - const std::string& ca_cert_dir_path) - { - ca_cert_file_path_ = ca_cert_file_path; - ca_cert_dir_path_ = ca_cert_dir_path; - } - - inline void ClientImpl::set_ca_cert_store(X509_STORE* ca_cert_store) - { - if (ca_cert_store && ca_cert_store != ca_cert_store_) { - ca_cert_store_ = ca_cert_store; - } - } - - inline X509_STORE* ClientImpl::create_ca_cert_store(const char* ca_cert, - std::size_t size) const - { - auto mem = BIO_new_mem_buf(ca_cert, static_cast(size)); - if (!mem) { return nullptr; } - - auto inf = PEM_X509_INFO_read_bio(mem, nullptr, nullptr, nullptr); - if (!inf) { - BIO_free_all(mem); - return nullptr; - } - - auto cts = X509_STORE_new(); - if (cts) { - for (auto i = 0; i < static_cast(sk_X509_INFO_num(inf)); i++) { - auto itmp = sk_X509_INFO_value(inf, i); - if (!itmp) { continue; } - - if (itmp->x509) { X509_STORE_add_cert(cts, itmp->x509); } - if (itmp->crl) { X509_STORE_add_crl(cts, itmp->crl); } - } - } - - sk_X509_INFO_pop_free(inf, X509_INFO_free); - BIO_free_all(mem); - return cts; - } - - inline void ClientImpl::enable_server_certificate_verification(bool enabled) - { - server_certificate_verification_ = enabled; - } -#endif - - inline void ClientImpl::set_logger(Logger logger) - { - logger_ = std::move(logger); - } - - /* - * SSL Implementation - */ -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - namespace detail - { - - template - inline SSL* ssl_new(socket_t sock, SSL_CTX* ctx, std::mutex& ctx_mutex, - U SSL_connect_or_accept, V setup) - { - SSL* ssl = nullptr; - { - std::lock_guard guard(ctx_mutex); - ssl = SSL_new(ctx); - } - - if (ssl) { - set_nonblocking(sock, true); - auto bio = BIO_new_socket(static_cast(sock), BIO_NOCLOSE); - BIO_set_nbio(bio, 1); - SSL_set_bio(ssl, bio, bio); - - if (!setup(ssl) || SSL_connect_or_accept(ssl) != 1) { - SSL_shutdown(ssl); - { - std::lock_guard guard(ctx_mutex); - SSL_free(ssl); - } - set_nonblocking(sock, false); - return nullptr; - } - BIO_set_nbio(bio, 0); - set_nonblocking(sock, false); - } - - return ssl; - } - - inline void ssl_delete(std::mutex& ctx_mutex, SSL* ssl, - bool shutdown_gracefully) - { - // sometimes we may want to skip this to try to avoid SIGPIPE if we know - // the remote has closed the network connection - // Note that it is not always possible to avoid SIGPIPE, this is merely a - // best-efforts. - if (shutdown_gracefully) { SSL_shutdown(ssl); } - - std::lock_guard guard(ctx_mutex); - SSL_free(ssl); - } - - template - bool ssl_connect_or_accept_nonblocking(socket_t sock, SSL* ssl, - U ssl_connect_or_accept, - time_t timeout_sec, - time_t timeout_usec) - { - auto res = 0; - while ((res = ssl_connect_or_accept(ssl)) != 1) { - auto err = SSL_get_error(ssl, res); - switch (err) { - case SSL_ERROR_WANT_READ: - if (select_read(sock, timeout_sec, timeout_usec) > 0) { continue; } - break; - case SSL_ERROR_WANT_WRITE: - if (select_write(sock, timeout_sec, timeout_usec) > 0) { continue; } - break; - default: break; - } - return false; - } - return true; - } - - template - inline bool process_server_socket_ssl( - const std::atomic& svr_sock, SSL* ssl, socket_t sock, - size_t keep_alive_max_count, time_t keep_alive_timeout_sec, - time_t read_timeout_sec, time_t read_timeout_usec, time_t write_timeout_sec, - time_t write_timeout_usec, T callback) - { - return process_server_socket_core( - svr_sock, sock, keep_alive_max_count, keep_alive_timeout_sec, - [&](bool close_connection, bool& connection_closed) { - SSLSocketStream strm(sock, ssl, read_timeout_sec, read_timeout_usec, - write_timeout_sec, write_timeout_usec); - return callback(strm, close_connection, connection_closed); - }); - } - - template - inline bool - process_client_socket_ssl(SSL* ssl, socket_t sock, time_t read_timeout_sec, - time_t read_timeout_usec, time_t write_timeout_sec, - time_t write_timeout_usec, T callback) - { - SSLSocketStream strm(sock, ssl, read_timeout_sec, read_timeout_usec, - write_timeout_sec, write_timeout_usec); - return callback(strm); - } - - class SSLInit { - public: - SSLInit() - { - OPENSSL_init_ssl( - OPENSSL_INIT_LOAD_SSL_STRINGS | OPENSSL_INIT_LOAD_CRYPTO_STRINGS, NULL); - } - }; - - // SSL socket stream implementation - inline SSLSocketStream::SSLSocketStream(socket_t sock, SSL* ssl, - time_t read_timeout_sec, - time_t read_timeout_usec, - time_t write_timeout_sec, - time_t write_timeout_usec) - : sock_(sock), ssl_(ssl), read_timeout_sec_(read_timeout_sec), - read_timeout_usec_(read_timeout_usec), - write_timeout_sec_(write_timeout_sec), - write_timeout_usec_(write_timeout_usec) - { - SSL_clear_mode(ssl, SSL_MODE_AUTO_RETRY); - } - - inline SSLSocketStream::~SSLSocketStream() = default; - - inline bool SSLSocketStream::is_readable() const - { - return detail::select_read(sock_, read_timeout_sec_, read_timeout_usec_) > 0; - } - - inline bool SSLSocketStream::is_writable() const - { - return select_write(sock_, write_timeout_sec_, write_timeout_usec_) > 0 && - is_socket_alive(sock_); - } - - inline ssize_t SSLSocketStream::read(char* ptr, size_t size) - { - if (SSL_pending(ssl_) > 0) { - return SSL_read(ssl_, ptr, static_cast(size)); - } - else if (is_readable()) { - auto ret = SSL_read(ssl_, ptr, static_cast(size)); - if (ret < 0) { - auto err = SSL_get_error(ssl_, ret); - auto n = 1000; -#ifdef _WIN32 - while (--n >= 0 && (err == SSL_ERROR_WANT_READ || - (err == SSL_ERROR_SYSCALL && - WSAGetLastError() == WSAETIMEDOUT))) { + SSLClient cli(next_host, next_port); + cli.copy_settings(*this); + if (ca_cert_store_) { cli.set_ca_cert_store(ca_cert_store_); } + return detail::redirect(cli, req, res, path, location, error); #else - while (--n >= 0 && err == SSL_ERROR_WANT_READ) { + return false; #endif - if (SSL_pending(ssl_) > 0) { - return SSL_read(ssl_, ptr, static_cast(size)); - } - else if (is_readable()) { - std::this_thread::sleep_for(std::chrono::milliseconds(1)); - ret = SSL_read(ssl_, ptr, static_cast(size)); - if (ret >= 0) { return ret; } - err = SSL_get_error(ssl_, ret); - } - else { - return -1; - } - } - } - return ret; - } - return -1; - } + } else { + ClientImpl cli(next_host, next_port); + cli.copy_settings(*this); + return detail::redirect(cli, req, res, path, location, error); + } + } +} - inline ssize_t SSLSocketStream::write(const char* ptr, size_t size) - { - if (is_writable()) { - auto handle_size = static_cast( - std::min(size, (std::numeric_limits::max)())); +inline bool ClientImpl::write_content_with_provider(Stream &strm, + const Request &req, + Error &error) const { + auto is_shutting_down = []() { return false; }; - auto ret = SSL_write(ssl_, ptr, static_cast(handle_size)); - if (ret < 0) { - auto err = SSL_get_error(ssl_, ret); - auto n = 1000; + if (req.is_chunked_content_provider_) { + // TODO: Brotli support + std::unique_ptr compressor; +#ifdef CPPHTTPLIB_ZLIB_SUPPORT + if (compress_) { + compressor = detail::make_unique(); + } else +#endif + { + compressor = detail::make_unique(); + } + + return detail::write_content_chunked(strm, req.content_provider_, + is_shutting_down, *compressor, error); + } else { + return detail::write_content(strm, req.content_provider_, 0, + req.content_length_, is_shutting_down, error); + } +} + +inline bool ClientImpl::write_request(Stream &strm, Request &req, + bool close_connection, Error &error) { + // Prepare additional headers + if (close_connection) { + if (!req.has_header("Connection")) { + req.set_header("Connection", "close"); + } + } + + if (!req.has_header("Host")) { + if (is_ssl()) { + if (port_ == 443) { + req.set_header("Host", host_); + } else { + req.set_header("Host", host_and_port_); + } + } else { + if (port_ == 80) { + req.set_header("Host", host_); + } else { + req.set_header("Host", host_and_port_); + } + } + } + + if (!req.has_header("Accept")) { req.set_header("Accept", "*/*"); } + + if (!req.content_receiver) { + if (!req.has_header("Accept-Encoding")) { + std::string accept_encoding; +#ifdef CPPHTTPLIB_BROTLI_SUPPORT + accept_encoding = "br"; +#endif +#ifdef CPPHTTPLIB_ZLIB_SUPPORT + if (!accept_encoding.empty()) { accept_encoding += ", "; } + accept_encoding += "gzip, deflate"; +#endif + req.set_header("Accept-Encoding", accept_encoding); + } + +#ifndef CPPHTTPLIB_NO_DEFAULT_USER_AGENT + if (!req.has_header("User-Agent")) { + auto agent = std::string("cpp-httplib/") + CPPHTTPLIB_VERSION; + req.set_header("User-Agent", agent); + } +#endif + }; + + if (req.body.empty()) { + if (req.content_provider_) { + if (!req.is_chunked_content_provider_) { + if (!req.has_header("Content-Length")) { + auto length = std::to_string(req.content_length_); + req.set_header("Content-Length", length); + } + } + } else { + if (req.method == "POST" || req.method == "PUT" || + req.method == "PATCH") { + req.set_header("Content-Length", "0"); + } + } + } else { + if (!req.has_header("Content-Type")) { + req.set_header("Content-Type", "text/plain"); + } + + if (!req.has_header("Content-Length")) { + auto length = std::to_string(req.body.size()); + req.set_header("Content-Length", length); + } + } + + if (!basic_auth_password_.empty() || !basic_auth_username_.empty()) { + if (!req.has_header("Authorization")) { + req.headers.insert(make_basic_authentication_header( + basic_auth_username_, basic_auth_password_, false)); + } + } + + if (!proxy_basic_auth_username_.empty() && + !proxy_basic_auth_password_.empty()) { + if (!req.has_header("Proxy-Authorization")) { + req.headers.insert(make_basic_authentication_header( + proxy_basic_auth_username_, proxy_basic_auth_password_, true)); + } + } + + if (!bearer_token_auth_token_.empty()) { + if (!req.has_header("Authorization")) { + req.headers.insert(make_bearer_token_authentication_header( + bearer_token_auth_token_, false)); + } + } + + if (!proxy_bearer_token_auth_token_.empty()) { + if (!req.has_header("Proxy-Authorization")) { + req.headers.insert(make_bearer_token_authentication_header( + proxy_bearer_token_auth_token_, true)); + } + } + + // Request line and headers + { + detail::BufferStream bstrm; + + const auto &path_with_query = + req.params.empty() ? req.path + : append_query_params(req.path, req.params); + + const auto &path = + url_encode_ ? detail::encode_url(path_with_query) : path_with_query; + + detail::write_request_line(bstrm, req.method, path); + + header_writer_(bstrm, req.headers); + + // Flush buffer + auto &data = bstrm.get_buffer(); + if (!detail::write_data(strm, data.data(), data.size())) { + error = Error::Write; + return false; + } + } + + // Body + if (req.body.empty()) { + return write_content_with_provider(strm, req, error); + } + + if (!detail::write_data(strm, req.body.data(), req.body.size())) { + error = Error::Write; + return false; + } + + return true; +} + +inline std::unique_ptr ClientImpl::send_with_content_provider( + Request &req, const char *body, size_t content_length, + ContentProvider content_provider, + ContentProviderWithoutLength content_provider_without_length, + const std::string &content_type, Error &error) { + if (!content_type.empty()) { req.set_header("Content-Type", content_type); } + +#ifdef CPPHTTPLIB_ZLIB_SUPPORT + if (compress_) { req.set_header("Content-Encoding", "gzip"); } +#endif + +#ifdef CPPHTTPLIB_ZLIB_SUPPORT + if (compress_ && !content_provider_without_length) { + // TODO: Brotli support + detail::gzip_compressor compressor; + + if (content_provider) { + auto ok = true; + size_t offset = 0; + DataSink data_sink; + + data_sink.write = [&](const char *data, size_t data_len) -> bool { + if (ok) { + auto last = offset + data_len == content_length; + + auto ret = compressor.compress( + data, data_len, last, + [&](const char *compressed_data, size_t compressed_data_len) { + req.body.append(compressed_data, compressed_data_len); + return true; + }); + + if (ret) { + offset += data_len; + } else { + ok = false; + } + } + return ok; + }; + + while (ok && offset < content_length) { + if (!content_provider(offset, content_length - offset, data_sink)) { + error = Error::Canceled; + return nullptr; + } + } + } else { + if (!compressor.compress(body, content_length, true, + [&](const char *data, size_t data_len) { + req.body.append(data, data_len); + return true; + })) { + error = Error::Compression; + return nullptr; + } + } + } else +#endif + { + if (content_provider) { + req.content_length_ = content_length; + req.content_provider_ = std::move(content_provider); + req.is_chunked_content_provider_ = false; + } else if (content_provider_without_length) { + req.content_length_ = 0; + req.content_provider_ = detail::ContentProviderAdapter( + std::move(content_provider_without_length)); + req.is_chunked_content_provider_ = true; + req.set_header("Transfer-Encoding", "chunked"); + } else { + req.body.assign(body, content_length); + } + } + + auto res = detail::make_unique(); + return send(req, *res, error) ? std::move(res) : nullptr; +} + +inline Result ClientImpl::send_with_content_provider( + const std::string &method, const std::string &path, const Headers &headers, + const char *body, size_t content_length, ContentProvider content_provider, + ContentProviderWithoutLength content_provider_without_length, + const std::string &content_type, Progress progress) { + Request req; + req.method = method; + req.headers = headers; + req.path = path; + req.progress = progress; + if (max_timeout_msec_ > 0) { + req.start_time_ = std::chrono::steady_clock::now(); + } + + auto error = Error::Success; + + auto res = send_with_content_provider( + req, body, content_length, std::move(content_provider), + std::move(content_provider_without_length), content_type, error); + + return Result{std::move(res), error, std::move(req.headers)}; +} + +inline std::string +ClientImpl::adjust_host_string(const std::string &host) const { + if (host.find(':') != std::string::npos) { return "[" + host + "]"; } + return host; +} + +inline bool ClientImpl::process_request(Stream &strm, Request &req, + Response &res, bool close_connection, + Error &error) { + // Send request + if (!write_request(strm, req, close_connection, error)) { return false; } + +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + if (is_ssl()) { + auto is_proxy_enabled = !proxy_host_.empty() && proxy_port_ != -1; + if (!is_proxy_enabled) { + if (detail::is_ssl_peer_could_be_closed(socket_.ssl, socket_.sock)) { + error = Error::SSLPeerCouldBeClosed_; + return false; + } + } + } +#endif + + // Receive response and headers + if (!read_response_line(strm, req, res) || + !detail::read_headers(strm, res.headers)) { + error = Error::Read; + return false; + } + + // Body + if ((res.status != StatusCode::NoContent_204) && req.method != "HEAD" && + req.method != "CONNECT") { + auto redirect = 300 < res.status && res.status < 400 && + res.status != StatusCode::NotModified_304 && + follow_location_; + + if (req.response_handler && !redirect) { + if (!req.response_handler(res)) { + error = Error::Canceled; + return false; + } + } + + auto out = + req.content_receiver + ? static_cast( + [&](const char *buf, size_t n, uint64_t off, uint64_t len) { + if (redirect) { return true; } + auto ret = req.content_receiver(buf, n, off, len); + if (!ret) { error = Error::Canceled; } + return ret; + }) + : static_cast( + [&](const char *buf, size_t n, uint64_t /*off*/, + uint64_t /*len*/) { + assert(res.body.size() + n <= res.body.max_size()); + res.body.append(buf, n); + return true; + }); + + auto progress = [&](uint64_t current, uint64_t total) { + if (!req.progress || redirect) { return true; } + auto ret = req.progress(current, total); + if (!ret) { error = Error::Canceled; } + return ret; + }; + + if (res.has_header("Content-Length")) { + if (!req.content_receiver) { + auto len = res.get_header_value_u64("Content-Length"); + if (len > res.body.max_size()) { + error = Error::Read; + return false; + } + res.body.reserve(static_cast(len)); + } + } + + if (res.status != StatusCode::NotModified_304) { + int dummy_status; + if (!detail::read_content(strm, res, (std::numeric_limits::max)(), + dummy_status, std::move(progress), + std::move(out), decompress_)) { + if (error != Error::Canceled) { error = Error::Read; } + return false; + } + } + } + + // Log + if (logger_) { logger_(req, res); } + + return true; +} + +inline ContentProviderWithoutLength ClientImpl::get_multipart_content_provider( + const std::string &boundary, const MultipartFormDataItems &items, + const MultipartFormDataProviderItems &provider_items) const { + size_t cur_item = 0; + size_t cur_start = 0; + // cur_item and cur_start are copied to within the std::function and maintain + // state between successive calls + return [&, cur_item, cur_start](size_t offset, + DataSink &sink) mutable -> bool { + if (!offset && !items.empty()) { + sink.os << detail::serialize_multipart_formdata(items, boundary, false); + return true; + } else if (cur_item < provider_items.size()) { + if (!cur_start) { + const auto &begin = detail::serialize_multipart_formdata_item_begin( + provider_items[cur_item], boundary); + offset += begin.size(); + cur_start = offset; + sink.os << begin; + } + + DataSink cur_sink; + auto has_data = true; + cur_sink.write = sink.write; + cur_sink.done = [&]() { has_data = false; }; + + if (!provider_items[cur_item].provider(offset - cur_start, cur_sink)) { + return false; + } + + if (!has_data) { + sink.os << detail::serialize_multipart_formdata_item_end(); + cur_item++; + cur_start = 0; + } + return true; + } else { + sink.os << detail::serialize_multipart_formdata_finish(boundary); + sink.done(); + return true; + } + }; +} + +inline bool ClientImpl::process_socket( + const Socket &socket, + std::chrono::time_point start_time, + std::function callback) { + return detail::process_client_socket( + socket.sock, read_timeout_sec_, read_timeout_usec_, write_timeout_sec_, + write_timeout_usec_, max_timeout_msec_, start_time, std::move(callback)); +} + +inline bool ClientImpl::is_ssl() const { return false; } + +inline Result ClientImpl::Get(const std::string &path) { + return Get(path, Headers(), Progress()); +} + +inline Result ClientImpl::Get(const std::string &path, Progress progress) { + return Get(path, Headers(), std::move(progress)); +} + +inline Result ClientImpl::Get(const std::string &path, const Headers &headers) { + return Get(path, headers, Progress()); +} + +inline Result ClientImpl::Get(const std::string &path, const Headers &headers, + Progress progress) { + Request req; + req.method = "GET"; + req.path = path; + req.headers = headers; + req.progress = std::move(progress); + if (max_timeout_msec_ > 0) { + req.start_time_ = std::chrono::steady_clock::now(); + } + + return send_(std::move(req)); +} + +inline Result ClientImpl::Get(const std::string &path, + ContentReceiver content_receiver) { + return Get(path, Headers(), nullptr, std::move(content_receiver), nullptr); +} + +inline Result ClientImpl::Get(const std::string &path, + ContentReceiver content_receiver, + Progress progress) { + return Get(path, Headers(), nullptr, std::move(content_receiver), + std::move(progress)); +} + +inline Result ClientImpl::Get(const std::string &path, const Headers &headers, + ContentReceiver content_receiver) { + return Get(path, headers, nullptr, std::move(content_receiver), nullptr); +} + +inline Result ClientImpl::Get(const std::string &path, const Headers &headers, + ContentReceiver content_receiver, + Progress progress) { + return Get(path, headers, nullptr, std::move(content_receiver), + std::move(progress)); +} + +inline Result ClientImpl::Get(const std::string &path, + ResponseHandler response_handler, + ContentReceiver content_receiver) { + return Get(path, Headers(), std::move(response_handler), + std::move(content_receiver), nullptr); +} + +inline Result ClientImpl::Get(const std::string &path, const Headers &headers, + ResponseHandler response_handler, + ContentReceiver content_receiver) { + return Get(path, headers, std::move(response_handler), + std::move(content_receiver), nullptr); +} + +inline Result ClientImpl::Get(const std::string &path, + ResponseHandler response_handler, + ContentReceiver content_receiver, + Progress progress) { + return Get(path, Headers(), std::move(response_handler), + std::move(content_receiver), std::move(progress)); +} + +inline Result ClientImpl::Get(const std::string &path, const Headers &headers, + ResponseHandler response_handler, + ContentReceiver content_receiver, + Progress progress) { + Request req; + req.method = "GET"; + req.path = path; + req.headers = headers; + req.response_handler = std::move(response_handler); + req.content_receiver = + [content_receiver](const char *data, size_t data_length, + uint64_t /*offset*/, uint64_t /*total_length*/) { + return content_receiver(data, data_length); + }; + req.progress = std::move(progress); + if (max_timeout_msec_ > 0) { + req.start_time_ = std::chrono::steady_clock::now(); + } + + return send_(std::move(req)); +} + +inline Result ClientImpl::Get(const std::string &path, const Params ¶ms, + const Headers &headers, Progress progress) { + if (params.empty()) { return Get(path, headers); } + + std::string path_with_query = append_query_params(path, params); + return Get(path_with_query, headers, std::move(progress)); +} + +inline Result ClientImpl::Get(const std::string &path, const Params ¶ms, + const Headers &headers, + ContentReceiver content_receiver, + Progress progress) { + return Get(path, params, headers, nullptr, std::move(content_receiver), + std::move(progress)); +} + +inline Result ClientImpl::Get(const std::string &path, const Params ¶ms, + const Headers &headers, + ResponseHandler response_handler, + ContentReceiver content_receiver, + Progress progress) { + if (params.empty()) { + return Get(path, headers, std::move(response_handler), + std::move(content_receiver), std::move(progress)); + } + + std::string path_with_query = append_query_params(path, params); + return Get(path_with_query, headers, std::move(response_handler), + std::move(content_receiver), std::move(progress)); +} + +inline Result ClientImpl::Head(const std::string &path) { + return Head(path, Headers()); +} + +inline Result ClientImpl::Head(const std::string &path, + const Headers &headers) { + Request req; + req.method = "HEAD"; + req.headers = headers; + req.path = path; + if (max_timeout_msec_ > 0) { + req.start_time_ = std::chrono::steady_clock::now(); + } + + return send_(std::move(req)); +} + +inline Result ClientImpl::Post(const std::string &path) { + return Post(path, std::string(), std::string()); +} + +inline Result ClientImpl::Post(const std::string &path, + const Headers &headers) { + return Post(path, headers, nullptr, 0, std::string()); +} + +inline Result ClientImpl::Post(const std::string &path, const char *body, + size_t content_length, + const std::string &content_type) { + return Post(path, Headers(), body, content_length, content_type, nullptr); +} + +inline Result ClientImpl::Post(const std::string &path, const Headers &headers, + const char *body, size_t content_length, + const std::string &content_type) { + return send_with_content_provider("POST", path, headers, body, content_length, + nullptr, nullptr, content_type, nullptr); +} + +inline Result ClientImpl::Post(const std::string &path, const Headers &headers, + const char *body, size_t content_length, + const std::string &content_type, + Progress progress) { + return send_with_content_provider("POST", path, headers, body, content_length, + nullptr, nullptr, content_type, progress); +} + +inline Result ClientImpl::Post(const std::string &path, const std::string &body, + const std::string &content_type) { + return Post(path, Headers(), body, content_type); +} + +inline Result ClientImpl::Post(const std::string &path, const std::string &body, + const std::string &content_type, + Progress progress) { + return Post(path, Headers(), body, content_type, progress); +} + +inline Result ClientImpl::Post(const std::string &path, const Headers &headers, + const std::string &body, + const std::string &content_type) { + return send_with_content_provider("POST", path, headers, body.data(), + body.size(), nullptr, nullptr, content_type, + nullptr); +} + +inline Result ClientImpl::Post(const std::string &path, const Headers &headers, + const std::string &body, + const std::string &content_type, + Progress progress) { + return send_with_content_provider("POST", path, headers, body.data(), + body.size(), nullptr, nullptr, content_type, + progress); +} + +inline Result ClientImpl::Post(const std::string &path, const Params ¶ms) { + return Post(path, Headers(), params); +} + +inline Result ClientImpl::Post(const std::string &path, size_t content_length, + ContentProvider content_provider, + const std::string &content_type) { + return Post(path, Headers(), content_length, std::move(content_provider), + content_type); +} + +inline Result ClientImpl::Post(const std::string &path, + ContentProviderWithoutLength content_provider, + const std::string &content_type) { + return Post(path, Headers(), std::move(content_provider), content_type); +} + +inline Result ClientImpl::Post(const std::string &path, const Headers &headers, + size_t content_length, + ContentProvider content_provider, + const std::string &content_type) { + return send_with_content_provider("POST", path, headers, nullptr, + content_length, std::move(content_provider), + nullptr, content_type, nullptr); +} + +inline Result ClientImpl::Post(const std::string &path, const Headers &headers, + ContentProviderWithoutLength content_provider, + const std::string &content_type) { + return send_with_content_provider("POST", path, headers, nullptr, 0, nullptr, + std::move(content_provider), content_type, + nullptr); +} + +inline Result ClientImpl::Post(const std::string &path, const Headers &headers, + const Params ¶ms) { + auto query = detail::params_to_query_str(params); + return Post(path, headers, query, "application/x-www-form-urlencoded"); +} + +inline Result ClientImpl::Post(const std::string &path, const Headers &headers, + const Params ¶ms, Progress progress) { + auto query = detail::params_to_query_str(params); + return Post(path, headers, query, "application/x-www-form-urlencoded", + progress); +} + +inline Result ClientImpl::Post(const std::string &path, + const MultipartFormDataItems &items) { + return Post(path, Headers(), items); +} + +inline Result ClientImpl::Post(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items) { + const auto &boundary = detail::make_multipart_data_boundary(); + const auto &content_type = + detail::serialize_multipart_formdata_get_content_type(boundary); + const auto &body = detail::serialize_multipart_formdata(items, boundary); + return Post(path, headers, body, content_type); +} + +inline Result ClientImpl::Post(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items, + const std::string &boundary) { + if (!detail::is_multipart_boundary_chars_valid(boundary)) { + return Result{nullptr, Error::UnsupportedMultipartBoundaryChars}; + } + + const auto &content_type = + detail::serialize_multipart_formdata_get_content_type(boundary); + const auto &body = detail::serialize_multipart_formdata(items, boundary); + return Post(path, headers, body, content_type); +} + +inline Result +ClientImpl::Post(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items, + const MultipartFormDataProviderItems &provider_items) { + const auto &boundary = detail::make_multipart_data_boundary(); + const auto &content_type = + detail::serialize_multipart_formdata_get_content_type(boundary); + return send_with_content_provider( + "POST", path, headers, nullptr, 0, nullptr, + get_multipart_content_provider(boundary, items, provider_items), + content_type, nullptr); +} + +inline Result ClientImpl::Put(const std::string &path) { + return Put(path, std::string(), std::string()); +} + +inline Result ClientImpl::Put(const std::string &path, const char *body, + size_t content_length, + const std::string &content_type) { + return Put(path, Headers(), body, content_length, content_type); +} + +inline Result ClientImpl::Put(const std::string &path, const Headers &headers, + const char *body, size_t content_length, + const std::string &content_type) { + return send_with_content_provider("PUT", path, headers, body, content_length, + nullptr, nullptr, content_type, nullptr); +} + +inline Result ClientImpl::Put(const std::string &path, const Headers &headers, + const char *body, size_t content_length, + const std::string &content_type, + Progress progress) { + return send_with_content_provider("PUT", path, headers, body, content_length, + nullptr, nullptr, content_type, progress); +} + +inline Result ClientImpl::Put(const std::string &path, const std::string &body, + const std::string &content_type) { + return Put(path, Headers(), body, content_type); +} + +inline Result ClientImpl::Put(const std::string &path, const std::string &body, + const std::string &content_type, + Progress progress) { + return Put(path, Headers(), body, content_type, progress); +} + +inline Result ClientImpl::Put(const std::string &path, const Headers &headers, + const std::string &body, + const std::string &content_type) { + return send_with_content_provider("PUT", path, headers, body.data(), + body.size(), nullptr, nullptr, content_type, + nullptr); +} + +inline Result ClientImpl::Put(const std::string &path, const Headers &headers, + const std::string &body, + const std::string &content_type, + Progress progress) { + return send_with_content_provider("PUT", path, headers, body.data(), + body.size(), nullptr, nullptr, content_type, + progress); +} + +inline Result ClientImpl::Put(const std::string &path, size_t content_length, + ContentProvider content_provider, + const std::string &content_type) { + return Put(path, Headers(), content_length, std::move(content_provider), + content_type); +} + +inline Result ClientImpl::Put(const std::string &path, + ContentProviderWithoutLength content_provider, + const std::string &content_type) { + return Put(path, Headers(), std::move(content_provider), content_type); +} + +inline Result ClientImpl::Put(const std::string &path, const Headers &headers, + size_t content_length, + ContentProvider content_provider, + const std::string &content_type) { + return send_with_content_provider("PUT", path, headers, nullptr, + content_length, std::move(content_provider), + nullptr, content_type, nullptr); +} + +inline Result ClientImpl::Put(const std::string &path, const Headers &headers, + ContentProviderWithoutLength content_provider, + const std::string &content_type) { + return send_with_content_provider("PUT", path, headers, nullptr, 0, nullptr, + std::move(content_provider), content_type, + nullptr); +} + +inline Result ClientImpl::Put(const std::string &path, const Params ¶ms) { + return Put(path, Headers(), params); +} + +inline Result ClientImpl::Put(const std::string &path, const Headers &headers, + const Params ¶ms) { + auto query = detail::params_to_query_str(params); + return Put(path, headers, query, "application/x-www-form-urlencoded"); +} + +inline Result ClientImpl::Put(const std::string &path, const Headers &headers, + const Params ¶ms, Progress progress) { + auto query = detail::params_to_query_str(params); + return Put(path, headers, query, "application/x-www-form-urlencoded", + progress); +} + +inline Result ClientImpl::Put(const std::string &path, + const MultipartFormDataItems &items) { + return Put(path, Headers(), items); +} + +inline Result ClientImpl::Put(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items) { + const auto &boundary = detail::make_multipart_data_boundary(); + const auto &content_type = + detail::serialize_multipart_formdata_get_content_type(boundary); + const auto &body = detail::serialize_multipart_formdata(items, boundary); + return Put(path, headers, body, content_type); +} + +inline Result ClientImpl::Put(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items, + const std::string &boundary) { + if (!detail::is_multipart_boundary_chars_valid(boundary)) { + return Result{nullptr, Error::UnsupportedMultipartBoundaryChars}; + } + + const auto &content_type = + detail::serialize_multipart_formdata_get_content_type(boundary); + const auto &body = detail::serialize_multipart_formdata(items, boundary); + return Put(path, headers, body, content_type); +} + +inline Result +ClientImpl::Put(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items, + const MultipartFormDataProviderItems &provider_items) { + const auto &boundary = detail::make_multipart_data_boundary(); + const auto &content_type = + detail::serialize_multipart_formdata_get_content_type(boundary); + return send_with_content_provider( + "PUT", path, headers, nullptr, 0, nullptr, + get_multipart_content_provider(boundary, items, provider_items), + content_type, nullptr); +} +inline Result ClientImpl::Patch(const std::string &path) { + return Patch(path, std::string(), std::string()); +} + +inline Result ClientImpl::Patch(const std::string &path, const char *body, + size_t content_length, + const std::string &content_type) { + return Patch(path, Headers(), body, content_length, content_type); +} + +inline Result ClientImpl::Patch(const std::string &path, const char *body, + size_t content_length, + const std::string &content_type, + Progress progress) { + return Patch(path, Headers(), body, content_length, content_type, progress); +} + +inline Result ClientImpl::Patch(const std::string &path, const Headers &headers, + const char *body, size_t content_length, + const std::string &content_type) { + return Patch(path, headers, body, content_length, content_type, nullptr); +} + +inline Result ClientImpl::Patch(const std::string &path, const Headers &headers, + const char *body, size_t content_length, + const std::string &content_type, + Progress progress) { + return send_with_content_provider("PATCH", path, headers, body, + content_length, nullptr, nullptr, + content_type, progress); +} + +inline Result ClientImpl::Patch(const std::string &path, + const std::string &body, + const std::string &content_type) { + return Patch(path, Headers(), body, content_type); +} + +inline Result ClientImpl::Patch(const std::string &path, + const std::string &body, + const std::string &content_type, + Progress progress) { + return Patch(path, Headers(), body, content_type, progress); +} + +inline Result ClientImpl::Patch(const std::string &path, const Headers &headers, + const std::string &body, + const std::string &content_type) { + return Patch(path, headers, body, content_type, nullptr); +} + +inline Result ClientImpl::Patch(const std::string &path, const Headers &headers, + const std::string &body, + const std::string &content_type, + Progress progress) { + return send_with_content_provider("PATCH", path, headers, body.data(), + body.size(), nullptr, nullptr, content_type, + progress); +} + +inline Result ClientImpl::Patch(const std::string &path, size_t content_length, + ContentProvider content_provider, + const std::string &content_type) { + return Patch(path, Headers(), content_length, std::move(content_provider), + content_type); +} + +inline Result ClientImpl::Patch(const std::string &path, + ContentProviderWithoutLength content_provider, + const std::string &content_type) { + return Patch(path, Headers(), std::move(content_provider), content_type); +} + +inline Result ClientImpl::Patch(const std::string &path, const Headers &headers, + size_t content_length, + ContentProvider content_provider, + const std::string &content_type) { + return send_with_content_provider("PATCH", path, headers, nullptr, + content_length, std::move(content_provider), + nullptr, content_type, nullptr); +} + +inline Result ClientImpl::Patch(const std::string &path, const Headers &headers, + ContentProviderWithoutLength content_provider, + const std::string &content_type) { + return send_with_content_provider("PATCH", path, headers, nullptr, 0, nullptr, + std::move(content_provider), content_type, + nullptr); +} + +inline Result ClientImpl::Delete(const std::string &path) { + return Delete(path, Headers(), std::string(), std::string()); +} + +inline Result ClientImpl::Delete(const std::string &path, + const Headers &headers) { + return Delete(path, headers, std::string(), std::string()); +} + +inline Result ClientImpl::Delete(const std::string &path, const char *body, + size_t content_length, + const std::string &content_type) { + return Delete(path, Headers(), body, content_length, content_type); +} + +inline Result ClientImpl::Delete(const std::string &path, const char *body, + size_t content_length, + const std::string &content_type, + Progress progress) { + return Delete(path, Headers(), body, content_length, content_type, progress); +} + +inline Result ClientImpl::Delete(const std::string &path, + const Headers &headers, const char *body, + size_t content_length, + const std::string &content_type) { + return Delete(path, headers, body, content_length, content_type, nullptr); +} + +inline Result ClientImpl::Delete(const std::string &path, + const Headers &headers, const char *body, + size_t content_length, + const std::string &content_type, + Progress progress) { + Request req; + req.method = "DELETE"; + req.headers = headers; + req.path = path; + req.progress = progress; + if (max_timeout_msec_ > 0) { + req.start_time_ = std::chrono::steady_clock::now(); + } + + if (!content_type.empty()) { req.set_header("Content-Type", content_type); } + req.body.assign(body, content_length); + + return send_(std::move(req)); +} + +inline Result ClientImpl::Delete(const std::string &path, + const std::string &body, + const std::string &content_type) { + return Delete(path, Headers(), body.data(), body.size(), content_type); +} + +inline Result ClientImpl::Delete(const std::string &path, + const std::string &body, + const std::string &content_type, + Progress progress) { + return Delete(path, Headers(), body.data(), body.size(), content_type, + progress); +} + +inline Result ClientImpl::Delete(const std::string &path, + const Headers &headers, + const std::string &body, + const std::string &content_type) { + return Delete(path, headers, body.data(), body.size(), content_type); +} + +inline Result ClientImpl::Delete(const std::string &path, + const Headers &headers, + const std::string &body, + const std::string &content_type, + Progress progress) { + return Delete(path, headers, body.data(), body.size(), content_type, + progress); +} + +inline Result ClientImpl::Options(const std::string &path) { + return Options(path, Headers()); +} + +inline Result ClientImpl::Options(const std::string &path, + const Headers &headers) { + Request req; + req.method = "OPTIONS"; + req.headers = headers; + req.path = path; + if (max_timeout_msec_ > 0) { + req.start_time_ = std::chrono::steady_clock::now(); + } + + return send_(std::move(req)); +} + +inline void ClientImpl::stop() { + std::lock_guard guard(socket_mutex_); + + // If there is anything ongoing right now, the ONLY thread-safe thing we can + // do is to shutdown_socket, so that threads using this socket suddenly + // discover they can't read/write any more and error out. Everything else + // (closing the socket, shutting ssl down) is unsafe because these actions are + // not thread-safe. + if (socket_requests_in_flight_ > 0) { + shutdown_socket(socket_); + + // Aside from that, we set a flag for the socket to be closed when we're + // done. + socket_should_be_closed_when_request_is_done_ = true; + return; + } + + // Otherwise, still holding the mutex, we can shut everything down ourselves + shutdown_ssl(socket_, true); + shutdown_socket(socket_); + close_socket(socket_); +} + +inline std::string ClientImpl::host() const { return host_; } + +inline int ClientImpl::port() const { return port_; } + +inline size_t ClientImpl::is_socket_open() const { + std::lock_guard guard(socket_mutex_); + return socket_.is_open(); +} + +inline socket_t ClientImpl::socket() const { return socket_.sock; } + +inline void ClientImpl::set_connection_timeout(time_t sec, time_t usec) { + connection_timeout_sec_ = sec; + connection_timeout_usec_ = usec; +} + +inline void ClientImpl::set_read_timeout(time_t sec, time_t usec) { + read_timeout_sec_ = sec; + read_timeout_usec_ = usec; +} + +inline void ClientImpl::set_write_timeout(time_t sec, time_t usec) { + write_timeout_sec_ = sec; + write_timeout_usec_ = usec; +} + +inline void ClientImpl::set_max_timeout(time_t msec) { + max_timeout_msec_ = msec; +} + +inline void ClientImpl::set_basic_auth(const std::string &username, + const std::string &password) { + basic_auth_username_ = username; + basic_auth_password_ = password; +} + +inline void ClientImpl::set_bearer_token_auth(const std::string &token) { + bearer_token_auth_token_ = token; +} + +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT +inline void ClientImpl::set_digest_auth(const std::string &username, + const std::string &password) { + digest_auth_username_ = username; + digest_auth_password_ = password; +} +#endif + +inline void ClientImpl::set_keep_alive(bool on) { keep_alive_ = on; } + +inline void ClientImpl::set_follow_location(bool on) { follow_location_ = on; } + +inline void ClientImpl::set_url_encode(bool on) { url_encode_ = on; } + +inline void +ClientImpl::set_hostname_addr_map(std::map addr_map) { + addr_map_ = std::move(addr_map); +} + +inline void ClientImpl::set_default_headers(Headers headers) { + default_headers_ = std::move(headers); +} + +inline void ClientImpl::set_header_writer( + std::function const &writer) { + header_writer_ = writer; +} + +inline void ClientImpl::set_address_family(int family) { + address_family_ = family; +} + +inline void ClientImpl::set_tcp_nodelay(bool on) { tcp_nodelay_ = on; } + +inline void ClientImpl::set_ipv6_v6only(bool on) { ipv6_v6only_ = on; } + +inline void ClientImpl::set_socket_options(SocketOptions socket_options) { + socket_options_ = std::move(socket_options); +} + +inline void ClientImpl::set_compress(bool on) { compress_ = on; } + +inline void ClientImpl::set_decompress(bool on) { decompress_ = on; } + +inline void ClientImpl::set_interface(const std::string &intf) { + interface_ = intf; +} + +inline void ClientImpl::set_proxy(const std::string &host, int port) { + proxy_host_ = host; + proxy_port_ = port; +} + +inline void ClientImpl::set_proxy_basic_auth(const std::string &username, + const std::string &password) { + proxy_basic_auth_username_ = username; + proxy_basic_auth_password_ = password; +} + +inline void ClientImpl::set_proxy_bearer_token_auth(const std::string &token) { + proxy_bearer_token_auth_token_ = token; +} + +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT +inline void ClientImpl::set_proxy_digest_auth(const std::string &username, + const std::string &password) { + proxy_digest_auth_username_ = username; + proxy_digest_auth_password_ = password; +} + +inline void ClientImpl::set_ca_cert_path(const std::string &ca_cert_file_path, + const std::string &ca_cert_dir_path) { + ca_cert_file_path_ = ca_cert_file_path; + ca_cert_dir_path_ = ca_cert_dir_path; +} + +inline void ClientImpl::set_ca_cert_store(X509_STORE *ca_cert_store) { + if (ca_cert_store && ca_cert_store != ca_cert_store_) { + ca_cert_store_ = ca_cert_store; + } +} + +inline X509_STORE *ClientImpl::create_ca_cert_store(const char *ca_cert, + std::size_t size) const { + auto mem = BIO_new_mem_buf(ca_cert, static_cast(size)); + auto se = detail::scope_exit([&] { BIO_free_all(mem); }); + if (!mem) { return nullptr; } + + auto inf = PEM_X509_INFO_read_bio(mem, nullptr, nullptr, nullptr); + if (!inf) { return nullptr; } + + auto cts = X509_STORE_new(); + if (cts) { + for (auto i = 0; i < static_cast(sk_X509_INFO_num(inf)); i++) { + auto itmp = sk_X509_INFO_value(inf, i); + if (!itmp) { continue; } + + if (itmp->x509) { X509_STORE_add_cert(cts, itmp->x509); } + if (itmp->crl) { X509_STORE_add_crl(cts, itmp->crl); } + } + } + + sk_X509_INFO_pop_free(inf, X509_INFO_free); + return cts; +} + +inline void ClientImpl::enable_server_certificate_verification(bool enabled) { + server_certificate_verification_ = enabled; +} + +inline void ClientImpl::enable_server_hostname_verification(bool enabled) { + server_hostname_verification_ = enabled; +} + +inline void ClientImpl::set_server_certificate_verifier( + std::function verifier) { + server_certificate_verifier_ = verifier; +} +#endif + +inline void ClientImpl::set_logger(Logger logger) { + logger_ = std::move(logger); +} + +/* + * SSL Implementation + */ +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT +namespace detail { + +template +inline SSL *ssl_new(socket_t sock, SSL_CTX *ctx, std::mutex &ctx_mutex, + U SSL_connect_or_accept, V setup) { + SSL *ssl = nullptr; + { + std::lock_guard guard(ctx_mutex); + ssl = SSL_new(ctx); + } + + if (ssl) { + set_nonblocking(sock, true); + auto bio = BIO_new_socket(static_cast(sock), BIO_NOCLOSE); + BIO_set_nbio(bio, 1); + SSL_set_bio(ssl, bio, bio); + + if (!setup(ssl) || SSL_connect_or_accept(ssl) != 1) { + SSL_shutdown(ssl); + { + std::lock_guard guard(ctx_mutex); + SSL_free(ssl); + } + set_nonblocking(sock, false); + return nullptr; + } + BIO_set_nbio(bio, 0); + set_nonblocking(sock, false); + } + + return ssl; +} + +inline void ssl_delete(std::mutex &ctx_mutex, SSL *ssl, socket_t sock, + bool shutdown_gracefully) { + // sometimes we may want to skip this to try to avoid SIGPIPE if we know + // the remote has closed the network connection + // Note that it is not always possible to avoid SIGPIPE, this is merely a + // best-efforts. + if (shutdown_gracefully) { + (void)(sock); + // SSL_shutdown() returns 0 on first call (indicating close_notify alert + // sent) and 1 on subsequent call (indicating close_notify alert received) + if (SSL_shutdown(ssl) == 0) { + // Expected to return 1, but even if it doesn't, we free ssl + SSL_shutdown(ssl); + } + } + + std::lock_guard guard(ctx_mutex); + SSL_free(ssl); +} + +template +bool ssl_connect_or_accept_nonblocking(socket_t sock, SSL *ssl, + U ssl_connect_or_accept, + time_t timeout_sec, + time_t timeout_usec) { + auto res = 0; + while ((res = ssl_connect_or_accept(ssl)) != 1) { + auto err = SSL_get_error(ssl, res); + switch (err) { + case SSL_ERROR_WANT_READ: + if (select_read(sock, timeout_sec, timeout_usec) > 0) { continue; } + break; + case SSL_ERROR_WANT_WRITE: + if (select_write(sock, timeout_sec, timeout_usec) > 0) { continue; } + break; + default: break; + } + return false; + } + return true; +} + +template +inline bool process_server_socket_ssl( + const std::atomic &svr_sock, SSL *ssl, socket_t sock, + size_t keep_alive_max_count, time_t keep_alive_timeout_sec, + time_t read_timeout_sec, time_t read_timeout_usec, time_t write_timeout_sec, + time_t write_timeout_usec, T callback) { + return process_server_socket_core( + svr_sock, sock, keep_alive_max_count, keep_alive_timeout_sec, + [&](bool close_connection, bool &connection_closed) { + SSLSocketStream strm(sock, ssl, read_timeout_sec, read_timeout_usec, + write_timeout_sec, write_timeout_usec); + return callback(strm, close_connection, connection_closed); + }); +} + +template +inline bool process_client_socket_ssl( + SSL *ssl, socket_t sock, time_t read_timeout_sec, time_t read_timeout_usec, + time_t write_timeout_sec, time_t write_timeout_usec, + time_t max_timeout_msec, + std::chrono::time_point start_time, T callback) { + SSLSocketStream strm(sock, ssl, read_timeout_sec, read_timeout_usec, + write_timeout_sec, write_timeout_usec, max_timeout_msec, + start_time); + return callback(strm); +} + +class SSLInit { +public: + SSLInit() { + OPENSSL_init_ssl( + OPENSSL_INIT_LOAD_SSL_STRINGS | OPENSSL_INIT_LOAD_CRYPTO_STRINGS, NULL); + } +}; + +// SSL socket stream implementation +inline SSLSocketStream::SSLSocketStream( + socket_t sock, SSL *ssl, time_t read_timeout_sec, time_t read_timeout_usec, + time_t write_timeout_sec, time_t write_timeout_usec, + time_t max_timeout_msec, + std::chrono::time_point start_time) + : sock_(sock), ssl_(ssl), read_timeout_sec_(read_timeout_sec), + read_timeout_usec_(read_timeout_usec), + write_timeout_sec_(write_timeout_sec), + write_timeout_usec_(write_timeout_usec), + max_timeout_msec_(max_timeout_msec), start_time(start_time) { + SSL_clear_mode(ssl, SSL_MODE_AUTO_RETRY); +} + +inline SSLSocketStream::~SSLSocketStream() = default; + +inline bool SSLSocketStream::is_readable() const { + if (max_timeout_msec_ <= 0) { + return select_read(sock_, read_timeout_sec_, read_timeout_usec_) > 0; + } + + time_t read_timeout_sec; + time_t read_timeout_usec; + calc_actual_timeout(max_timeout_msec_, duration(), read_timeout_sec_, + read_timeout_usec_, read_timeout_sec, read_timeout_usec); + + return select_read(sock_, read_timeout_sec, read_timeout_usec) > 0; +} + +inline bool SSLSocketStream::is_writable() const { + return select_write(sock_, write_timeout_sec_, write_timeout_usec_) > 0 && + is_socket_alive(sock_) && !is_ssl_peer_could_be_closed(ssl_, sock_); +} + +inline ssize_t SSLSocketStream::read(char *ptr, size_t size) { + if (SSL_pending(ssl_) > 0) { + return SSL_read(ssl_, ptr, static_cast(size)); + } else if (is_readable()) { + auto ret = SSL_read(ssl_, ptr, static_cast(size)); + if (ret < 0) { + auto err = SSL_get_error(ssl_, ret); + auto n = 1000; #ifdef _WIN32 - while (--n >= 0 && (err == SSL_ERROR_WANT_WRITE || - (err == SSL_ERROR_SYSCALL && - WSAGetLastError() == WSAETIMEDOUT))) { + while (--n >= 0 && (err == SSL_ERROR_WANT_READ || + (err == SSL_ERROR_SYSCALL && + WSAGetLastError() == WSAETIMEDOUT))) { #else - while (--n >= 0 && err == SSL_ERROR_WANT_WRITE) { + while (--n >= 0 && err == SSL_ERROR_WANT_READ) { #endif - if (is_writable()) { - std::this_thread::sleep_for(std::chrono::milliseconds(1)); - ret = SSL_write(ssl_, ptr, static_cast(handle_size)); - if (ret >= 0) { return ret; } - err = SSL_get_error(ssl_, ret); - } - else { - return -1; - } - } - } - return ret; - } - return -1; - } - - inline void SSLSocketStream::get_remote_ip_and_port(std::string & ip, - int& port) const - { - detail::get_remote_ip_and_port(sock_, ip, port); + if (SSL_pending(ssl_) > 0) { + return SSL_read(ssl_, ptr, static_cast(size)); + } else if (is_readable()) { + std::this_thread::sleep_for(std::chrono::microseconds{10}); + ret = SSL_read(ssl_, ptr, static_cast(size)); + if (ret >= 0) { return ret; } + err = SSL_get_error(ssl_, ret); + } else { + return -1; } + } + } + return ret; + } else { + return -1; + } +} - inline void SSLSocketStream::get_local_ip_and_port(std::string & ip, - int& port) const - { - detail::get_local_ip_and_port(sock_, ip, port); +inline ssize_t SSLSocketStream::write(const char *ptr, size_t size) { + if (is_writable()) { + auto handle_size = static_cast( + std::min(size, (std::numeric_limits::max)())); + + auto ret = SSL_write(ssl_, ptr, static_cast(handle_size)); + if (ret < 0) { + auto err = SSL_get_error(ssl_, ret); + auto n = 1000; +#ifdef _WIN32 + while (--n >= 0 && (err == SSL_ERROR_WANT_WRITE || + (err == SSL_ERROR_SYSCALL && + WSAGetLastError() == WSAETIMEDOUT))) { +#else + while (--n >= 0 && err == SSL_ERROR_WANT_WRITE) { +#endif + if (is_writable()) { + std::this_thread::sleep_for(std::chrono::microseconds{10}); + ret = SSL_write(ssl_, ptr, static_cast(handle_size)); + if (ret >= 0) { return ret; } + err = SSL_get_error(ssl_, ret); + } else { + return -1; } + } + } + return ret; + } + return -1; +} - inline socket_t SSLSocketStream::socket() const { return sock_; } +inline void SSLSocketStream::get_remote_ip_and_port(std::string &ip, + int &port) const { + detail::get_remote_ip_and_port(sock_, ip, port); +} - static SSLInit sslinit_; +inline void SSLSocketStream::get_local_ip_and_port(std::string &ip, + int &port) const { + detail::get_local_ip_and_port(sock_, ip, port); +} - } // namespace detail +inline socket_t SSLSocketStream::socket() const { return sock_; } - // SSL HTTP server implementation - inline SSLServer::SSLServer(const char* cert_path, const char* private_key_path, - const char* client_ca_cert_file_path, - const char* client_ca_cert_dir_path, - const char* private_key_password) - { - ctx_ = SSL_CTX_new(TLS_server_method()); +inline time_t SSLSocketStream::duration() const { + return std::chrono::duration_cast( + std::chrono::steady_clock::now() - start_time) + .count(); +} - if (ctx_) { - SSL_CTX_set_options(ctx_, - SSL_OP_NO_COMPRESSION | - SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION); +static SSLInit sslinit_; - SSL_CTX_set_min_proto_version(ctx_, TLS1_2_VERSION); +} // namespace detail - if (private_key_password != nullptr && (private_key_password[0] != '\0')) { - SSL_CTX_set_default_passwd_cb_userdata( - ctx_, - reinterpret_cast(const_cast(private_key_password))); - } +// SSL HTTP server implementation +inline SSLServer::SSLServer(const char *cert_path, const char *private_key_path, + const char *client_ca_cert_file_path, + const char *client_ca_cert_dir_path, + const char *private_key_password) { + ctx_ = SSL_CTX_new(TLS_server_method()); - if (SSL_CTX_use_certificate_chain_file(ctx_, cert_path) != 1 || - SSL_CTX_use_PrivateKey_file(ctx_, private_key_path, SSL_FILETYPE_PEM) != - 1) { - SSL_CTX_free(ctx_); - ctx_ = nullptr; - } - else if (client_ca_cert_file_path || client_ca_cert_dir_path) { - SSL_CTX_load_verify_locations(ctx_, client_ca_cert_file_path, - client_ca_cert_dir_path); + if (ctx_) { + SSL_CTX_set_options(ctx_, + SSL_OP_NO_COMPRESSION | + SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION); - SSL_CTX_set_verify( - ctx_, SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT, nullptr); - } - } + SSL_CTX_set_min_proto_version(ctx_, TLS1_2_VERSION); + + if (private_key_password != nullptr && (private_key_password[0] != '\0')) { + SSL_CTX_set_default_passwd_cb_userdata( + ctx_, + reinterpret_cast(const_cast(private_key_password))); } - inline SSLServer::SSLServer(X509 * cert, EVP_PKEY * private_key, - X509_STORE * client_ca_cert_store) - { - ctx_ = SSL_CTX_new(TLS_server_method()); + if (SSL_CTX_use_certificate_chain_file(ctx_, cert_path) != 1 || + SSL_CTX_use_PrivateKey_file(ctx_, private_key_path, SSL_FILETYPE_PEM) != + 1 || + SSL_CTX_check_private_key(ctx_) != 1) { + SSL_CTX_free(ctx_); + ctx_ = nullptr; + } else if (client_ca_cert_file_path || client_ca_cert_dir_path) { + SSL_CTX_load_verify_locations(ctx_, client_ca_cert_file_path, + client_ca_cert_dir_path); - if (ctx_) { - SSL_CTX_set_options(ctx_, - SSL_OP_NO_COMPRESSION | - SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION); - - SSL_CTX_set_min_proto_version(ctx_, TLS1_2_VERSION); - - if (SSL_CTX_use_certificate(ctx_, cert) != 1 || - SSL_CTX_use_PrivateKey(ctx_, private_key) != 1) { - SSL_CTX_free(ctx_); - ctx_ = nullptr; - } - else if (client_ca_cert_store) { - SSL_CTX_set_cert_store(ctx_, client_ca_cert_store); - - SSL_CTX_set_verify( - ctx_, SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT, nullptr); - } - } + SSL_CTX_set_verify( + ctx_, SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT, nullptr); } + } +} - inline SSLServer::SSLServer( - const std::function &setup_ssl_ctx_callback) - { - ctx_ = SSL_CTX_new(TLS_method()); - if (ctx_) { - if (!setup_ssl_ctx_callback(*ctx_)) { - SSL_CTX_free(ctx_); - ctx_ = nullptr; - } - } +inline SSLServer::SSLServer(X509 *cert, EVP_PKEY *private_key, + X509_STORE *client_ca_cert_store) { + ctx_ = SSL_CTX_new(TLS_server_method()); + + if (ctx_) { + SSL_CTX_set_options(ctx_, + SSL_OP_NO_COMPRESSION | + SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION); + + SSL_CTX_set_min_proto_version(ctx_, TLS1_2_VERSION); + + if (SSL_CTX_use_certificate(ctx_, cert) != 1 || + SSL_CTX_use_PrivateKey(ctx_, private_key) != 1) { + SSL_CTX_free(ctx_); + ctx_ = nullptr; + } else if (client_ca_cert_store) { + SSL_CTX_set_cert_store(ctx_, client_ca_cert_store); + + SSL_CTX_set_verify( + ctx_, SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT, nullptr); } + } +} - inline SSLServer::~SSLServer() - { - if (ctx_) { SSL_CTX_free(ctx_); } +inline SSLServer::SSLServer( + const std::function &setup_ssl_ctx_callback) { + ctx_ = SSL_CTX_new(TLS_method()); + if (ctx_) { + if (!setup_ssl_ctx_callback(*ctx_)) { + SSL_CTX_free(ctx_); + ctx_ = nullptr; } + } +} - inline bool SSLServer::is_valid() const { return ctx_; } +inline SSLServer::~SSLServer() { + if (ctx_) { SSL_CTX_free(ctx_); } +} - inline SSL_CTX* SSLServer::ssl_context() const { return ctx_; } +inline bool SSLServer::is_valid() const { return ctx_; } - inline void SSLServer::update_certs(X509 * cert, EVP_PKEY * private_key, - X509_STORE * client_ca_cert_store) - { +inline SSL_CTX *SSLServer::ssl_context() const { return ctx_; } - std::lock_guard guard(ctx_mutex_); +inline void SSLServer::update_certs(X509 *cert, EVP_PKEY *private_key, + X509_STORE *client_ca_cert_store) { - SSL_CTX_use_certificate(ctx_, cert); - SSL_CTX_use_PrivateKey(ctx_, private_key); + std::lock_guard guard(ctx_mutex_); - if (client_ca_cert_store != nullptr) { - SSL_CTX_set_cert_store(ctx_, client_ca_cert_store); - } - } + SSL_CTX_use_certificate(ctx_, cert); + SSL_CTX_use_PrivateKey(ctx_, private_key); - inline bool SSLServer::process_and_close_socket(socket_t sock) - { - auto ssl = detail::ssl_new( - sock, ctx_, ctx_mutex_, - [&](SSL* ssl2) { - return detail::ssl_connect_or_accept_nonblocking( - sock, ssl2, SSL_accept, read_timeout_sec_, read_timeout_usec_); - }, - [](SSL* /*ssl2*/) { return true; }); + if (client_ca_cert_store != nullptr) { + SSL_CTX_set_cert_store(ctx_, client_ca_cert_store); + } +} - auto ret = false; - if (ssl) { - ret = detail::process_server_socket_ssl( - svr_sock_, ssl, sock, keep_alive_max_count_, keep_alive_timeout_sec_, - read_timeout_sec_, read_timeout_usec_, write_timeout_sec_, - write_timeout_usec_, - [this, ssl](Stream& strm, bool close_connection, - bool& connection_closed) { - return process_request(strm, close_connection, connection_closed, - [&](Request& req) { req.ssl = ssl; }); +inline bool SSLServer::process_and_close_socket(socket_t sock) { + auto ssl = detail::ssl_new( + sock, ctx_, ctx_mutex_, + [&](SSL *ssl2) { + return detail::ssl_connect_or_accept_nonblocking( + sock, ssl2, SSL_accept, read_timeout_sec_, read_timeout_usec_); + }, + [](SSL * /*ssl2*/) { return true; }); + + auto ret = false; + if (ssl) { + std::string remote_addr; + int remote_port = 0; + detail::get_remote_ip_and_port(sock, remote_addr, remote_port); + + std::string local_addr; + int local_port = 0; + detail::get_local_ip_and_port(sock, local_addr, local_port); + + ret = detail::process_server_socket_ssl( + svr_sock_, ssl, sock, keep_alive_max_count_, keep_alive_timeout_sec_, + read_timeout_sec_, read_timeout_usec_, write_timeout_sec_, + write_timeout_usec_, + [&](Stream &strm, bool close_connection, bool &connection_closed) { + return process_request(strm, remote_addr, remote_port, local_addr, + local_port, close_connection, + connection_closed, + [&](Request &req) { req.ssl = ssl; }); + }); + + // Shutdown gracefully if the result seemed successful, non-gracefully if + // the connection appeared to be closed. + const bool shutdown_gracefully = ret; + detail::ssl_delete(ctx_mutex_, ssl, sock, shutdown_gracefully); + } + + detail::shutdown_socket(sock); + detail::close_socket(sock); + return ret; +} + +// SSL HTTP client implementation +inline SSLClient::SSLClient(const std::string &host) + : SSLClient(host, 443, std::string(), std::string()) {} + +inline SSLClient::SSLClient(const std::string &host, int port) + : SSLClient(host, port, std::string(), std::string()) {} + +inline SSLClient::SSLClient(const std::string &host, int port, + const std::string &client_cert_path, + const std::string &client_key_path, + const std::string &private_key_password) + : ClientImpl(host, port, client_cert_path, client_key_path) { + ctx_ = SSL_CTX_new(TLS_client_method()); + + SSL_CTX_set_min_proto_version(ctx_, TLS1_2_VERSION); + + detail::split(&host_[0], &host_[host_.size()], '.', + [&](const char *b, const char *e) { + host_components_.emplace_back(b, e); }); - // Shutdown gracefully if the result seemed successful, non-gracefully if - // the connection appeared to be closed. - const bool shutdown_gracefully = ret; - detail::ssl_delete(ctx_mutex_, ssl, shutdown_gracefully); - } - - detail::shutdown_socket(sock); - detail::close_socket(sock); - return ret; + if (!client_cert_path.empty() && !client_key_path.empty()) { + if (!private_key_password.empty()) { + SSL_CTX_set_default_passwd_cb_userdata( + ctx_, reinterpret_cast( + const_cast(private_key_password.c_str()))); } - // SSL HTTP client implementation - inline SSLClient::SSLClient(const std::string & host) - : SSLClient(host, 443, std::string(), std::string()) - { + if (SSL_CTX_use_certificate_file(ctx_, client_cert_path.c_str(), + SSL_FILETYPE_PEM) != 1 || + SSL_CTX_use_PrivateKey_file(ctx_, client_key_path.c_str(), + SSL_FILETYPE_PEM) != 1) { + SSL_CTX_free(ctx_); + ctx_ = nullptr; + } + } +} + +inline SSLClient::SSLClient(const std::string &host, int port, + X509 *client_cert, EVP_PKEY *client_key, + const std::string &private_key_password) + : ClientImpl(host, port) { + ctx_ = SSL_CTX_new(TLS_client_method()); + + detail::split(&host_[0], &host_[host_.size()], '.', + [&](const char *b, const char *e) { + host_components_.emplace_back(b, e); + }); + + if (client_cert != nullptr && client_key != nullptr) { + if (!private_key_password.empty()) { + SSL_CTX_set_default_passwd_cb_userdata( + ctx_, reinterpret_cast( + const_cast(private_key_password.c_str()))); } - inline SSLClient::SSLClient(const std::string & host, int port) - : SSLClient(host, port, std::string(), std::string()) - { + if (SSL_CTX_use_certificate(ctx_, client_cert) != 1 || + SSL_CTX_use_PrivateKey(ctx_, client_key) != 1) { + SSL_CTX_free(ctx_); + ctx_ = nullptr; } + } +} - inline SSLClient::SSLClient(const std::string & host, int port, - const std::string & client_cert_path, - const std::string & client_key_path, - const std::string & private_key_password) - : ClientImpl(host, port, client_cert_path, client_key_path) - { - ctx_ = SSL_CTX_new(TLS_client_method()); +inline SSLClient::~SSLClient() { + if (ctx_) { SSL_CTX_free(ctx_); } + // Make sure to shut down SSL since shutdown_ssl will resolve to the + // base function rather than the derived function once we get to the + // base class destructor, and won't free the SSL (causing a leak). + shutdown_ssl_impl(socket_, true); +} - detail::split(&host_[0], &host_[host_.size()], '.', - [&](const char* b, const char* e) { - host_components_.emplace_back(b, e); - }); +inline bool SSLClient::is_valid() const { return ctx_; } - if (!client_cert_path.empty() && !client_key_path.empty()) { - if (!private_key_password.empty()) { - SSL_CTX_set_default_passwd_cb_userdata( - ctx_, reinterpret_cast( - const_cast(private_key_password.c_str()))); +inline void SSLClient::set_ca_cert_store(X509_STORE *ca_cert_store) { + if (ca_cert_store) { + if (ctx_) { + if (SSL_CTX_get_cert_store(ctx_) != ca_cert_store) { + // Free memory allocated for old cert and use new store `ca_cert_store` + SSL_CTX_set_cert_store(ctx_, ca_cert_store); + } + } else { + X509_STORE_free(ca_cert_store); + } + } +} + +inline void SSLClient::load_ca_cert_store(const char *ca_cert, + std::size_t size) { + set_ca_cert_store(ClientImpl::create_ca_cert_store(ca_cert, size)); +} + +inline long SSLClient::get_openssl_verify_result() const { + return verify_result_; +} + +inline SSL_CTX *SSLClient::ssl_context() const { return ctx_; } + +inline bool SSLClient::create_and_connect_socket(Socket &socket, Error &error) { + return is_valid() && ClientImpl::create_and_connect_socket(socket, error); +} + +// Assumes that socket_mutex_ is locked and that there are no requests in flight +inline bool SSLClient::connect_with_proxy( + Socket &socket, + std::chrono::time_point start_time, + Response &res, bool &success, Error &error) { + success = true; + Response proxy_res; + if (!detail::process_client_socket( + socket.sock, read_timeout_sec_, read_timeout_usec_, + write_timeout_sec_, write_timeout_usec_, max_timeout_msec_, + start_time, [&](Stream &strm) { + Request req2; + req2.method = "CONNECT"; + req2.path = host_and_port_; + if (max_timeout_msec_ > 0) { + req2.start_time_ = std::chrono::steady_clock::now(); } + return process_request(strm, req2, proxy_res, false, error); + })) { + // Thread-safe to close everything because we are assuming there are no + // requests in flight + shutdown_ssl(socket, true); + shutdown_socket(socket); + close_socket(socket); + success = false; + return false; + } - if (SSL_CTX_use_certificate_file(ctx_, client_cert_path.c_str(), - SSL_FILETYPE_PEM) != 1 || - SSL_CTX_use_PrivateKey_file(ctx_, client_key_path.c_str(), - SSL_FILETYPE_PEM) != 1) { - SSL_CTX_free(ctx_); - ctx_ = nullptr; - } - } - } - - inline SSLClient::SSLClient(const std::string & host, int port, - X509 * client_cert, EVP_PKEY * client_key, - const std::string & private_key_password) - : ClientImpl(host, port) - { - ctx_ = SSL_CTX_new(TLS_client_method()); - - detail::split(&host_[0], &host_[host_.size()], '.', - [&](const char* b, const char* e) { - host_components_.emplace_back(b, e); - }); - - if (client_cert != nullptr && client_key != nullptr) { - if (!private_key_password.empty()) { - SSL_CTX_set_default_passwd_cb_userdata( - ctx_, reinterpret_cast( - const_cast(private_key_password.c_str()))); - } - - if (SSL_CTX_use_certificate(ctx_, client_cert) != 1 || - SSL_CTX_use_PrivateKey(ctx_, client_key) != 1) { - SSL_CTX_free(ctx_); - ctx_ = nullptr; - } - } - } - - inline SSLClient::~SSLClient() - { - if (ctx_) { SSL_CTX_free(ctx_); } - // Make sure to shut down SSL since shutdown_ssl will resolve to the - // base function rather than the derived function once we get to the - // base class destructor, and won't free the SSL (causing a leak). - shutdown_ssl_impl(socket_, true); - } - - inline bool SSLClient::is_valid() const { return ctx_; } - - inline void SSLClient::set_ca_cert_store(X509_STORE * ca_cert_store) - { - if (ca_cert_store) { - if (ctx_) { - if (SSL_CTX_get_cert_store(ctx_) != ca_cert_store) { - // Free memory allocated for old cert and use new store `ca_cert_store` - SSL_CTX_set_cert_store(ctx_, ca_cert_store); - } - } - else { - X509_STORE_free(ca_cert_store); - } - } - } - - inline void SSLClient::load_ca_cert_store(const char* ca_cert, - std::size_t size) - { - set_ca_cert_store(ClientImpl::create_ca_cert_store(ca_cert, size)); - } - - inline long SSLClient::get_openssl_verify_result() const - { - return verify_result_; - } - - inline SSL_CTX* SSLClient::ssl_context() const { return ctx_; } - - inline bool SSLClient::create_and_connect_socket(Socket & socket, Error & error) - { - return is_valid() && ClientImpl::create_and_connect_socket(socket, error); - } - - // Assumes that socket_mutex_ is locked and that there are no requests in flight - inline bool SSLClient::connect_with_proxy(Socket & socket, Response & res, - bool& success, Error & error) - { - success = true; - Response proxy_res; + if (proxy_res.status == StatusCode::ProxyAuthenticationRequired_407) { + if (!proxy_digest_auth_username_.empty() && + !proxy_digest_auth_password_.empty()) { + std::map auth; + if (detail::parse_www_authenticate(proxy_res, auth, true)) { + proxy_res = Response(); if (!detail::process_client_socket( - socket.sock, read_timeout_sec_, read_timeout_usec_, - write_timeout_sec_, write_timeout_usec_, [&](Stream& strm) { - Request req2; - req2.method = "CONNECT"; - req2.path = host_and_port_; - return process_request(strm, req2, proxy_res, false, error); - })) { - // Thread-safe to close everything because we are assuming there are no - // requests in flight - shutdown_ssl(socket, true); - shutdown_socket(socket); - close_socket(socket); - success = false; - return false; + socket.sock, read_timeout_sec_, read_timeout_usec_, + write_timeout_sec_, write_timeout_usec_, max_timeout_msec_, + start_time, [&](Stream &strm) { + Request req3; + req3.method = "CONNECT"; + req3.path = host_and_port_; + req3.headers.insert(detail::make_digest_authentication_header( + req3, auth, 1, detail::random_string(10), + proxy_digest_auth_username_, proxy_digest_auth_password_, + true)); + if (max_timeout_msec_ > 0) { + req3.start_time_ = std::chrono::steady_clock::now(); + } + return process_request(strm, req3, proxy_res, false, error); + })) { + // Thread-safe to close everything because we are assuming there are + // no requests in flight + shutdown_ssl(socket, true); + shutdown_socket(socket); + close_socket(socket); + success = false; + return false; } - - if (proxy_res.status == StatusCode::ProxyAuthenticationRequired_407) { - if (!proxy_digest_auth_username_.empty() && - !proxy_digest_auth_password_.empty()) { - std::map auth; - if (detail::parse_www_authenticate(proxy_res, auth, true)) { - proxy_res = Response(); - if (!detail::process_client_socket( - socket.sock, read_timeout_sec_, read_timeout_usec_, - write_timeout_sec_, write_timeout_usec_, [&](Stream& strm) { - Request req3; - req3.method = "CONNECT"; - req3.path = host_and_port_; - req3.headers.insert(detail::make_digest_authentication_header( - req3, auth, 1, detail::random_string(10), - proxy_digest_auth_username_, proxy_digest_auth_password_, - true)); - return process_request(strm, req3, proxy_res, false, error); - })) { - // Thread-safe to close everything because we are assuming there are - // no requests in flight - shutdown_ssl(socket, true); - shutdown_socket(socket); - close_socket(socket); - success = false; - return false; - } - } - } - } - - // If status code is not 200, proxy request is failed. - // Set error to ProxyConnection and return proxy response - // as the response of the request - if (proxy_res.status != StatusCode::OK_200) { - error = Error::ProxyConnection; - res = std::move(proxy_res); - // Thread-safe to close everything because we are assuming there are - // no requests in flight - shutdown_ssl(socket, true); - shutdown_socket(socket); - close_socket(socket); - return false; - } - - return true; + } } + } - inline bool SSLClient::load_certs() - { - auto ret = true; + // If status code is not 200, proxy request is failed. + // Set error to ProxyConnection and return proxy response + // as the response of the request + if (proxy_res.status != StatusCode::OK_200) { + error = Error::ProxyConnection; + res = std::move(proxy_res); + // Thread-safe to close everything because we are assuming there are + // no requests in flight + shutdown_ssl(socket, true); + shutdown_socket(socket); + close_socket(socket); + return false; + } - std::call_once(initialize_cert_, [&]() { - std::lock_guard guard(ctx_mutex_); - if (!ca_cert_file_path_.empty()) { - if (!SSL_CTX_load_verify_locations(ctx_, ca_cert_file_path_.c_str(), - nullptr)) { - ret = false; - } - } - else if (!ca_cert_dir_path_.empty()) { - if (!SSL_CTX_load_verify_locations(ctx_, nullptr, - ca_cert_dir_path_.c_str())) { - ret = false; - } - } - else { - auto loaded = false; + return true; +} + +inline bool SSLClient::load_certs() { + auto ret = true; + + std::call_once(initialize_cert_, [&]() { + std::lock_guard guard(ctx_mutex_); + if (!ca_cert_file_path_.empty()) { + if (!SSL_CTX_load_verify_locations(ctx_, ca_cert_file_path_.c_str(), + nullptr)) { + ret = false; + } + } else if (!ca_cert_dir_path_.empty()) { + if (!SSL_CTX_load_verify_locations(ctx_, nullptr, + ca_cert_dir_path_.c_str())) { + ret = false; + } + } else { + auto loaded = false; #ifdef _WIN32 - loaded = - detail::load_system_certs_on_windows(SSL_CTX_get_cert_store(ctx_)); + loaded = + detail::load_system_certs_on_windows(SSL_CTX_get_cert_store(ctx_)); #elif defined(CPPHTTPLIB_USE_CERTS_FROM_MACOSX_KEYCHAIN) && defined(__APPLE__) #if TARGET_OS_OSX - loaded = detail::load_system_certs_on_macos(SSL_CTX_get_cert_store(ctx_)); + loaded = detail::load_system_certs_on_macos(SSL_CTX_get_cert_store(ctx_)); #endif // TARGET_OS_OSX #endif // _WIN32 - if (!loaded) { SSL_CTX_set_default_verify_paths(ctx_); } - } - }); - - return ret; + if (!loaded) { SSL_CTX_set_default_verify_paths(ctx_); } } + }); - inline bool SSLClient::initialize_ssl(Socket & socket, Error & error) - { - auto ssl = detail::ssl_new( - socket.sock, ctx_, ctx_mutex_, - [&](SSL* ssl2) { - if (server_certificate_verification_) { - if (!load_certs()) { - error = Error::SSLLoadingCerts; - return false; - } - SSL_set_verify(ssl2, SSL_VERIFY_NONE, nullptr); - } + return ret; +} - if (!detail::ssl_connect_or_accept_nonblocking( - socket.sock, ssl2, SSL_connect, connection_timeout_sec_, - connection_timeout_usec_)) { - error = Error::SSLConnection; - return false; - } - - if (server_certificate_verification_) { - verify_result_ = SSL_get_verify_result(ssl2); - - if (verify_result_ != X509_V_OK) { - error = Error::SSLServerVerification; - return false; - } - - auto server_cert = SSL_get1_peer_certificate(ssl2); - - if (server_cert == nullptr) { - error = Error::SSLServerVerification; - return false; - } - - if (!verify_host(server_cert)) { - X509_free(server_cert); - error = Error::SSLServerVerification; - return false; - } - X509_free(server_cert); - } - - return true; - }, - [&](SSL* ssl2) { - // NOTE: Direct call instead of using the OpenSSL macro to suppress - // -Wold-style-cast warning - // SSL_set_tlsext_host_name(ssl2, host_.c_str()); - SSL_ctrl(ssl2, SSL_CTRL_SET_TLSEXT_HOSTNAME, TLSEXT_NAMETYPE_host_name, - static_cast(const_cast(host_.c_str()))); - return true; - }); - - if (ssl) { - socket.ssl = ssl; - return true; +inline bool SSLClient::initialize_ssl(Socket &socket, Error &error) { + auto ssl = detail::ssl_new( + socket.sock, ctx_, ctx_mutex_, + [&](SSL *ssl2) { + if (server_certificate_verification_) { + if (!load_certs()) { + error = Error::SSLLoadingCerts; + return false; + } + SSL_set_verify(ssl2, SSL_VERIFY_NONE, nullptr); } - shutdown_socket(socket); - close_socket(socket); - return false; - } - - inline void SSLClient::shutdown_ssl(Socket & socket, bool shutdown_gracefully) - { - shutdown_ssl_impl(socket, shutdown_gracefully); - } - - inline void SSLClient::shutdown_ssl_impl(Socket & socket, - bool shutdown_gracefully) - { - if (socket.sock == INVALID_SOCKET) { - assert(socket.ssl == nullptr); - return; + if (!detail::ssl_connect_or_accept_nonblocking( + socket.sock, ssl2, SSL_connect, connection_timeout_sec_, + connection_timeout_usec_)) { + error = Error::SSLConnection; + return false; } - if (socket.ssl) { - detail::ssl_delete(ctx_mutex_, socket.ssl, shutdown_gracefully); - socket.ssl = nullptr; - } - assert(socket.ssl == nullptr); - } - inline bool - SSLClient::process_socket(const Socket & socket, - std::function callback) - { - assert(socket.ssl); - return detail::process_client_socket_ssl( - socket.ssl, socket.sock, read_timeout_sec_, read_timeout_usec_, - write_timeout_sec_, write_timeout_usec_, std::move(callback)); - } + if (server_certificate_verification_) { + auto verification_status = SSLVerifierResponse::NoDecisionMade; - inline bool SSLClient::is_ssl() const { return true; } + if (server_certificate_verifier_) { + verification_status = server_certificate_verifier_(ssl2); + } - inline bool SSLClient::verify_host(X509 * server_cert) const - { - /* Quote from RFC2818 section 3.1 "Server Identity" + if (verification_status == SSLVerifierResponse::CertificateRejected) { + error = Error::SSLServerVerification; + return false; + } - If a subjectAltName extension of type dNSName is present, that MUST - be used as the identity. Otherwise, the (most specific) Common Name - field in the Subject field of the certificate MUST be used. Although - the use of the Common Name is existing practice, it is deprecated and - Certification Authorities are encouraged to use the dNSName instead. + if (verification_status == SSLVerifierResponse::NoDecisionMade) { + verify_result_ = SSL_get_verify_result(ssl2); - Matching is performed using the matching rules specified by - [RFC2459]. If more than one identity of a given type is present in - the certificate (e.g., more than one dNSName name, a match in any one - of the set is considered acceptable.) Names may contain the wildcard - character * which is considered to match any single domain name - component or component fragment. E.g., *.a.com matches foo.a.com but - not bar.foo.a.com. f*.com matches foo.com but not bar.com. - - In some cases, the URI is specified as an IP address rather than a - hostname. In this case, the iPAddress subjectAltName must be present - in the certificate and must exactly match the IP in the URI. - - */ - return verify_host_with_subject_alt_name(server_cert) || - verify_host_with_common_name(server_cert); - } - - inline bool - SSLClient::verify_host_with_subject_alt_name(X509 * server_cert) const - { - auto ret = false; - - auto type = GEN_DNS; - - struct in6_addr addr6 {}; - struct in_addr addr {}; - size_t addr_len = 0; - -#ifndef __MINGW32__ - if (inet_pton(AF_INET6, host_.c_str(), &addr6)) { - type = GEN_IPADD; - addr_len = sizeof(struct in6_addr); - } - else if (inet_pton(AF_INET, host_.c_str(), &addr)) { - type = GEN_IPADD; - addr_len = sizeof(struct in_addr); - } -#endif - - auto alt_names = static_cast( - X509_get_ext_d2i(server_cert, NID_subject_alt_name, nullptr, nullptr)); - - if (alt_names) { - auto dsn_matched = false; - auto ip_matched = false; - - auto count = sk_GENERAL_NAME_num(alt_names); - - for (decltype(count) i = 0; i < count && !dsn_matched; i++) { - auto val = sk_GENERAL_NAME_value(alt_names, i); - if (val->type == type) { - auto name = - reinterpret_cast(ASN1_STRING_get0_data(val->d.ia5)); - auto name_len = static_cast(ASN1_STRING_length(val->d.ia5)); - - switch (type) { - case GEN_DNS: dsn_matched = check_host_name(name, name_len); break; - - case GEN_IPADD: - if (!memcmp(&addr6, name, addr_len) || - !memcmp(&addr, name, addr_len)) { - ip_matched = true; - } - break; - } - } + if (verify_result_ != X509_V_OK) { + error = Error::SSLServerVerification; + return false; } - if (dsn_matched || ip_matched) { ret = true; } - } + auto server_cert = SSL_get1_peer_certificate(ssl2); + auto se = detail::scope_exit([&] { X509_free(server_cert); }); - GENERAL_NAMES_free(const_cast( - reinterpret_cast(alt_names))); - return ret; - } - - inline bool SSLClient::verify_host_with_common_name(X509 * server_cert) const - { - const auto subject_name = X509_get_subject_name(server_cert); - - if (subject_name != nullptr) { - char name[BUFSIZ]; - auto name_len = X509_NAME_get_text_by_NID(subject_name, NID_commonName, - name, sizeof(name)); - - if (name_len != -1) { - return check_host_name(name, static_cast(name_len)); + if (server_cert == nullptr) { + error = Error::SSLServerVerification; + return false; } - } - return false; - } - - inline bool SSLClient::check_host_name(const char* pattern, - size_t pattern_len) const - { - if (host_.size() == pattern_len && host_ == pattern) { return true; } - - // Wildcard match - // https://bugs.launchpad.net/ubuntu/+source/firefox-3.0/+bug/376484 - std::vector pattern_components; - detail::split(&pattern[0], &pattern[pattern_len], '.', - [&](const char* b, const char* e) { - pattern_components.emplace_back(b, e); - }); - - if (host_components_.size() != pattern_components.size()) { return false; } - - auto itr = pattern_components.begin(); - for (const auto& h : host_components_) { - auto& p = *itr; - if (p != h && p != "*") { - auto partial_match = (p.size() > 0 && p[p.size() - 1] == '*' && - !p.compare(0, p.size() - 1, h)); - if (!partial_match) { return false; } + if (server_hostname_verification_) { + if (!verify_host(server_cert)) { + error = Error::SSLServerHostnameVerification; + return false; + } } - ++itr; + } } return true; - } + }, + [&](SSL *ssl2) { +#if defined(OPENSSL_IS_BORINGSSL) + SSL_set_tlsext_host_name(ssl2, host_.c_str()); +#else + // NOTE: Direct call instead of using the OpenSSL macro to suppress + // -Wold-style-cast warning + SSL_ctrl(ssl2, SSL_CTRL_SET_TLSEXT_HOSTNAME, TLSEXT_NAMETYPE_host_name, + static_cast(const_cast(host_.c_str()))); +#endif + return true; + }); + + if (ssl) { + socket.ssl = ssl; + return true; + } + + shutdown_socket(socket); + close_socket(socket); + return false; +} + +inline void SSLClient::shutdown_ssl(Socket &socket, bool shutdown_gracefully) { + shutdown_ssl_impl(socket, shutdown_gracefully); +} + +inline void SSLClient::shutdown_ssl_impl(Socket &socket, + bool shutdown_gracefully) { + if (socket.sock == INVALID_SOCKET) { + assert(socket.ssl == nullptr); + return; + } + if (socket.ssl) { + detail::ssl_delete(ctx_mutex_, socket.ssl, socket.sock, + shutdown_gracefully); + socket.ssl = nullptr; + } + assert(socket.ssl == nullptr); +} + +inline bool SSLClient::process_socket( + const Socket &socket, + std::chrono::time_point start_time, + std::function callback) { + assert(socket.ssl); + return detail::process_client_socket_ssl( + socket.ssl, socket.sock, read_timeout_sec_, read_timeout_usec_, + write_timeout_sec_, write_timeout_usec_, max_timeout_msec_, start_time, + std::move(callback)); +} + +inline bool SSLClient::is_ssl() const { return true; } + +inline bool SSLClient::verify_host(X509 *server_cert) const { + /* Quote from RFC2818 section 3.1 "Server Identity" + + If a subjectAltName extension of type dNSName is present, that MUST + be used as the identity. Otherwise, the (most specific) Common Name + field in the Subject field of the certificate MUST be used. Although + the use of the Common Name is existing practice, it is deprecated and + Certification Authorities are encouraged to use the dNSName instead. + + Matching is performed using the matching rules specified by + [RFC2459]. If more than one identity of a given type is present in + the certificate (e.g., more than one dNSName name, a match in any one + of the set is considered acceptable.) Names may contain the wildcard + character * which is considered to match any single domain name + component or component fragment. E.g., *.a.com matches foo.a.com but + not bar.foo.a.com. f*.com matches foo.com but not bar.com. + + In some cases, the URI is specified as an IP address rather than a + hostname. In this case, the iPAddress subjectAltName must be present + in the certificate and must exactly match the IP in the URI. + + */ + return verify_host_with_subject_alt_name(server_cert) || + verify_host_with_common_name(server_cert); +} + +inline bool +SSLClient::verify_host_with_subject_alt_name(X509 *server_cert) const { + auto ret = false; + + auto type = GEN_DNS; + + struct in6_addr addr6 = {}; + struct in_addr addr = {}; + size_t addr_len = 0; + +#ifndef __MINGW32__ + if (inet_pton(AF_INET6, host_.c_str(), &addr6)) { + type = GEN_IPADD; + addr_len = sizeof(struct in6_addr); + } else if (inet_pton(AF_INET, host_.c_str(), &addr)) { + type = GEN_IPADD; + addr_len = sizeof(struct in_addr); + } #endif - // Universal client implementation - inline Client::Client(const std::string & scheme_host_port) - : Client(scheme_host_port, std::string(), std::string()) - { + auto alt_names = static_cast( + X509_get_ext_d2i(server_cert, NID_subject_alt_name, nullptr, nullptr)); + + if (alt_names) { + auto dsn_matched = false; + auto ip_matched = false; + + auto count = sk_GENERAL_NAME_num(alt_names); + + for (decltype(count) i = 0; i < count && !dsn_matched; i++) { + auto val = sk_GENERAL_NAME_value(alt_names, i); + if (val->type == type) { + auto name = + reinterpret_cast(ASN1_STRING_get0_data(val->d.ia5)); + auto name_len = static_cast(ASN1_STRING_length(val->d.ia5)); + + switch (type) { + case GEN_DNS: dsn_matched = check_host_name(name, name_len); break; + + case GEN_IPADD: + if (!memcmp(&addr6, name, addr_len) || + !memcmp(&addr, name, addr_len)) { + ip_matched = true; + } + break; + } + } } - inline Client::Client(const std::string & scheme_host_port, - const std::string & client_cert_path, - const std::string & client_key_path) - { - const static std::regex re( - R"((?:([a-z]+):\/\/)?(?:\[([a-fA-F\d:]+)\]|([^:/?#]+))(?::(\d+))?)"); + if (dsn_matched || ip_matched) { ret = true; } + } - std::smatch m; - if (std::regex_match(scheme_host_port, m, re)) { - auto scheme = m[1].str(); + GENERAL_NAMES_free(const_cast( + reinterpret_cast(alt_names))); + return ret; +} + +inline bool SSLClient::verify_host_with_common_name(X509 *server_cert) const { + const auto subject_name = X509_get_subject_name(server_cert); + + if (subject_name != nullptr) { + char name[BUFSIZ]; + auto name_len = X509_NAME_get_text_by_NID(subject_name, NID_commonName, + name, sizeof(name)); + + if (name_len != -1) { + return check_host_name(name, static_cast(name_len)); + } + } + + return false; +} + +inline bool SSLClient::check_host_name(const char *pattern, + size_t pattern_len) const { + if (host_.size() == pattern_len && host_ == pattern) { return true; } + + // Wildcard match + // https://bugs.launchpad.net/ubuntu/+source/firefox-3.0/+bug/376484 + std::vector pattern_components; + detail::split(&pattern[0], &pattern[pattern_len], '.', + [&](const char *b, const char *e) { + pattern_components.emplace_back(b, e); + }); + + if (host_components_.size() != pattern_components.size()) { return false; } + + auto itr = pattern_components.begin(); + for (const auto &h : host_components_) { + auto &p = *itr; + if (p != h && p != "*") { + auto partial_match = (p.size() > 0 && p[p.size() - 1] == '*' && + !p.compare(0, p.size() - 1, h)); + if (!partial_match) { return false; } + } + ++itr; + } + + return true; +} +#endif + +// Universal client implementation +inline Client::Client(const std::string &scheme_host_port) + : Client(scheme_host_port, std::string(), std::string()) {} + +inline Client::Client(const std::string &scheme_host_port, + const std::string &client_cert_path, + const std::string &client_key_path) { + const static std::regex re( + R"((?:([a-z]+):\/\/)?(?:\[([a-fA-F\d:]+)\]|([^:/?#]+))(?::(\d+))?)"); + + std::smatch m; + if (std::regex_match(scheme_host_port, m, re)) { + auto scheme = m[1].str(); #ifdef CPPHTTPLIB_OPENSSL_SUPPORT - if (!scheme.empty() && (scheme != "http" && scheme != "https")) { + if (!scheme.empty() && (scheme != "http" && scheme != "https")) { #else - if (!scheme.empty() && scheme != "http") { + if (!scheme.empty() && scheme != "http") { #endif #ifndef CPPHTTPLIB_NO_EXCEPTIONS - std::string msg = "'" + scheme + "' scheme is not supported."; - throw std::invalid_argument(msg); + std::string msg = "'" + scheme + "' scheme is not supported."; + throw std::invalid_argument(msg); #endif - return; - } + return; + } - auto is_ssl = scheme == "https"; + auto is_ssl = scheme == "https"; - auto host = m[2].str(); - if (host.empty()) { host = m[3].str(); } + auto host = m[2].str(); + if (host.empty()) { host = m[3].str(); } - auto port_str = m[4].str(); - auto port = !port_str.empty() ? std::stoi(port_str) : (is_ssl ? 443 : 80); + auto port_str = m[4].str(); + auto port = !port_str.empty() ? std::stoi(port_str) : (is_ssl ? 443 : 80); - if (is_ssl) { + if (is_ssl) { #ifdef CPPHTTPLIB_OPENSSL_SUPPORT - cli_ = detail::make_unique(host, port, client_cert_path, - client_key_path); - is_ssl_ = is_ssl; + cli_ = detail::make_unique(host, port, client_cert_path, + client_key_path); + is_ssl_ = is_ssl; #endif - } - else { - cli_ = detail::make_unique(host, port, client_cert_path, - client_key_path); - } - } - else { - // NOTE: Update TEST(UniversalClientImplTest, Ipv6LiteralAddress) - // if port param below changes. - cli_ = detail::make_unique(scheme_host_port, 80, - client_cert_path, client_key_path); - } + } else { + cli_ = detail::make_unique(host, port, client_cert_path, + client_key_path); } + } else { + // NOTE: Update TEST(UniversalClientImplTest, Ipv6LiteralAddress) + // if port param below changes. + cli_ = detail::make_unique(scheme_host_port, 80, + client_cert_path, client_key_path); + } +} // namespace detail - inline Client::Client(const std::string & host, int port) - : cli_(detail::make_unique(host, port)) - { - } +inline Client::Client(const std::string &host, int port) + : cli_(detail::make_unique(host, port)) {} - inline Client::Client(const std::string & host, int port, - const std::string & client_cert_path, - const std::string & client_key_path) - : cli_(detail::make_unique(host, port, client_cert_path, - client_key_path)) - { - } +inline Client::Client(const std::string &host, int port, + const std::string &client_cert_path, + const std::string &client_key_path) + : cli_(detail::make_unique(host, port, client_cert_path, + client_key_path)) {} - inline Client::~Client() = default; +inline Client::~Client() = default; - inline bool Client::is_valid() const - { - return cli_ != nullptr && cli_->is_valid(); - } +inline bool Client::is_valid() const { + return cli_ != nullptr && cli_->is_valid(); +} - inline Result Client::Get(const std::string & path) { return cli_->Get(path); } - inline Result Client::Get(const std::string & path, const Headers & headers) - { - return cli_->Get(path, headers); - } - inline Result Client::Get(const std::string & path, Progress progress) - { - return cli_->Get(path, std::move(progress)); - } - inline Result Client::Get(const std::string & path, const Headers & headers, - Progress progress) - { - return cli_->Get(path, headers, std::move(progress)); - } - inline Result Client::Get(const std::string & path, - ContentReceiver content_receiver) - { - return cli_->Get(path, std::move(content_receiver)); - } - inline Result Client::Get(const std::string & path, const Headers & headers, - ContentReceiver content_receiver) - { - return cli_->Get(path, headers, std::move(content_receiver)); - } - inline Result Client::Get(const std::string & path, - ContentReceiver content_receiver, Progress progress) - { - return cli_->Get(path, std::move(content_receiver), std::move(progress)); - } - inline Result Client::Get(const std::string & path, const Headers & headers, - ContentReceiver content_receiver, Progress progress) - { - return cli_->Get(path, headers, std::move(content_receiver), - std::move(progress)); - } - inline Result Client::Get(const std::string & path, - ResponseHandler response_handler, - ContentReceiver content_receiver) - { - return cli_->Get(path, std::move(response_handler), - std::move(content_receiver)); - } - inline Result Client::Get(const std::string & path, const Headers & headers, - ResponseHandler response_handler, - ContentReceiver content_receiver) - { - return cli_->Get(path, headers, std::move(response_handler), - std::move(content_receiver)); - } - inline Result Client::Get(const std::string & path, - ResponseHandler response_handler, - ContentReceiver content_receiver, Progress progress) - { - return cli_->Get(path, std::move(response_handler), - std::move(content_receiver), std::move(progress)); - } - inline Result Client::Get(const std::string & path, const Headers & headers, - ResponseHandler response_handler, - ContentReceiver content_receiver, Progress progress) - { - return cli_->Get(path, headers, std::move(response_handler), - std::move(content_receiver), std::move(progress)); - } - inline Result Client::Get(const std::string & path, const Params & params, - const Headers & headers, Progress progress) - { - return cli_->Get(path, params, headers, std::move(progress)); - } - inline Result Client::Get(const std::string & path, const Params & params, - const Headers & headers, - ContentReceiver content_receiver, Progress progress) - { - return cli_->Get(path, params, headers, std::move(content_receiver), - std::move(progress)); - } - inline Result Client::Get(const std::string & path, const Params & params, - const Headers & headers, - ResponseHandler response_handler, - ContentReceiver content_receiver, Progress progress) - { - return cli_->Get(path, params, headers, std::move(response_handler), - std::move(content_receiver), std::move(progress)); - } +inline Result Client::Get(const std::string &path) { return cli_->Get(path); } +inline Result Client::Get(const std::string &path, const Headers &headers) { + return cli_->Get(path, headers); +} +inline Result Client::Get(const std::string &path, Progress progress) { + return cli_->Get(path, std::move(progress)); +} +inline Result Client::Get(const std::string &path, const Headers &headers, + Progress progress) { + return cli_->Get(path, headers, std::move(progress)); +} +inline Result Client::Get(const std::string &path, + ContentReceiver content_receiver) { + return cli_->Get(path, std::move(content_receiver)); +} +inline Result Client::Get(const std::string &path, const Headers &headers, + ContentReceiver content_receiver) { + return cli_->Get(path, headers, std::move(content_receiver)); +} +inline Result Client::Get(const std::string &path, + ContentReceiver content_receiver, Progress progress) { + return cli_->Get(path, std::move(content_receiver), std::move(progress)); +} +inline Result Client::Get(const std::string &path, const Headers &headers, + ContentReceiver content_receiver, Progress progress) { + return cli_->Get(path, headers, std::move(content_receiver), + std::move(progress)); +} +inline Result Client::Get(const std::string &path, + ResponseHandler response_handler, + ContentReceiver content_receiver) { + return cli_->Get(path, std::move(response_handler), + std::move(content_receiver)); +} +inline Result Client::Get(const std::string &path, const Headers &headers, + ResponseHandler response_handler, + ContentReceiver content_receiver) { + return cli_->Get(path, headers, std::move(response_handler), + std::move(content_receiver)); +} +inline Result Client::Get(const std::string &path, + ResponseHandler response_handler, + ContentReceiver content_receiver, Progress progress) { + return cli_->Get(path, std::move(response_handler), + std::move(content_receiver), std::move(progress)); +} +inline Result Client::Get(const std::string &path, const Headers &headers, + ResponseHandler response_handler, + ContentReceiver content_receiver, Progress progress) { + return cli_->Get(path, headers, std::move(response_handler), + std::move(content_receiver), std::move(progress)); +} +inline Result Client::Get(const std::string &path, const Params ¶ms, + const Headers &headers, Progress progress) { + return cli_->Get(path, params, headers, std::move(progress)); +} +inline Result Client::Get(const std::string &path, const Params ¶ms, + const Headers &headers, + ContentReceiver content_receiver, Progress progress) { + return cli_->Get(path, params, headers, std::move(content_receiver), + std::move(progress)); +} +inline Result Client::Get(const std::string &path, const Params ¶ms, + const Headers &headers, + ResponseHandler response_handler, + ContentReceiver content_receiver, Progress progress) { + return cli_->Get(path, params, headers, std::move(response_handler), + std::move(content_receiver), std::move(progress)); +} - inline Result Client::Head(const std::string & path) { return cli_->Head(path); } - inline Result Client::Head(const std::string & path, const Headers & headers) - { - return cli_->Head(path, headers); - } +inline Result Client::Head(const std::string &path) { return cli_->Head(path); } +inline Result Client::Head(const std::string &path, const Headers &headers) { + return cli_->Head(path, headers); +} - inline Result Client::Post(const std::string & path) { return cli_->Post(path); } - inline Result Client::Post(const std::string & path, const Headers & headers) - { - return cli_->Post(path, headers); - } - inline Result Client::Post(const std::string & path, const char* body, - size_t content_length, - const std::string & content_type) - { - return cli_->Post(path, body, content_length, content_type); - } - inline Result Client::Post(const std::string & path, const Headers & headers, - const char* body, size_t content_length, - const std::string & content_type) - { - return cli_->Post(path, headers, body, content_length, content_type); - } - inline Result Client::Post(const std::string & path, const Headers & headers, - const char* body, size_t content_length, - const std::string & content_type, Progress progress) - { - return cli_->Post(path, headers, body, content_length, content_type, - progress); - } - inline Result Client::Post(const std::string & path, const std::string & body, - const std::string & content_type) - { - return cli_->Post(path, body, content_type); - } - inline Result Client::Post(const std::string & path, const std::string & body, - const std::string & content_type, Progress progress) - { - return cli_->Post(path, body, content_type, progress); - } - inline Result Client::Post(const std::string & path, const Headers & headers, - const std::string & body, - const std::string & content_type) - { - return cli_->Post(path, headers, body, content_type); - } - inline Result Client::Post(const std::string & path, const Headers & headers, - const std::string & body, - const std::string & content_type, Progress progress) - { - return cli_->Post(path, headers, body, content_type, progress); - } - inline Result Client::Post(const std::string & path, size_t content_length, - ContentProvider content_provider, - const std::string & content_type) - { - return cli_->Post(path, content_length, std::move(content_provider), - content_type); - } - inline Result Client::Post(const std::string & path, - ContentProviderWithoutLength content_provider, - const std::string & content_type) - { - return cli_->Post(path, std::move(content_provider), content_type); - } - inline Result Client::Post(const std::string & path, const Headers & headers, - size_t content_length, - ContentProvider content_provider, - const std::string & content_type) - { - return cli_->Post(path, headers, content_length, std::move(content_provider), - content_type); - } - inline Result Client::Post(const std::string & path, const Headers & headers, - ContentProviderWithoutLength content_provider, - const std::string & content_type) - { - return cli_->Post(path, headers, std::move(content_provider), content_type); - } - inline Result Client::Post(const std::string & path, const Params & params) - { - return cli_->Post(path, params); - } - inline Result Client::Post(const std::string & path, const Headers & headers, - const Params & params) - { - return cli_->Post(path, headers, params); - } - inline Result Client::Post(const std::string & path, const Headers & headers, - const Params & params, Progress progress) - { - return cli_->Post(path, headers, params, progress); - } - inline Result Client::Post(const std::string & path, - const MultipartFormDataItems & items) - { - return cli_->Post(path, items); - } - inline Result Client::Post(const std::string & path, const Headers & headers, - const MultipartFormDataItems & items) - { - return cli_->Post(path, headers, items); - } - inline Result Client::Post(const std::string & path, const Headers & headers, - const MultipartFormDataItems & items, - const std::string & boundary) - { - return cli_->Post(path, headers, items, boundary); - } - inline Result - Client::Post(const std::string & path, const Headers & headers, - const MultipartFormDataItems & items, - const MultipartFormDataProviderItems & provider_items) - { - return cli_->Post(path, headers, items, provider_items); - } - inline Result Client::Put(const std::string & path) { return cli_->Put(path); } - inline Result Client::Put(const std::string & path, const char* body, - size_t content_length, - const std::string & content_type) - { - return cli_->Put(path, body, content_length, content_type); - } - inline Result Client::Put(const std::string & path, const Headers & headers, - const char* body, size_t content_length, - const std::string & content_type) - { - return cli_->Put(path, headers, body, content_length, content_type); - } - inline Result Client::Put(const std::string & path, const Headers & headers, - const char* body, size_t content_length, - const std::string & content_type, Progress progress) - { - return cli_->Put(path, headers, body, content_length, content_type, progress); - } - inline Result Client::Put(const std::string & path, const std::string & body, - const std::string & content_type) - { - return cli_->Put(path, body, content_type); - } - inline Result Client::Put(const std::string & path, const std::string & body, - const std::string & content_type, Progress progress) - { - return cli_->Put(path, body, content_type, progress); - } - inline Result Client::Put(const std::string & path, const Headers & headers, - const std::string & body, - const std::string & content_type) - { - return cli_->Put(path, headers, body, content_type); - } - inline Result Client::Put(const std::string & path, const Headers & headers, - const std::string & body, - const std::string & content_type, Progress progress) - { - return cli_->Put(path, headers, body, content_type, progress); - } - inline Result Client::Put(const std::string & path, size_t content_length, - ContentProvider content_provider, - const std::string & content_type) - { - return cli_->Put(path, content_length, std::move(content_provider), - content_type); - } - inline Result Client::Put(const std::string & path, - ContentProviderWithoutLength content_provider, - const std::string & content_type) - { - return cli_->Put(path, std::move(content_provider), content_type); - } - inline Result Client::Put(const std::string & path, const Headers & headers, - size_t content_length, - ContentProvider content_provider, - const std::string & content_type) - { - return cli_->Put(path, headers, content_length, std::move(content_provider), - content_type); - } - inline Result Client::Put(const std::string & path, const Headers & headers, - ContentProviderWithoutLength content_provider, - const std::string & content_type) - { - return cli_->Put(path, headers, std::move(content_provider), content_type); - } - inline Result Client::Put(const std::string & path, const Params & params) - { - return cli_->Put(path, params); - } - inline Result Client::Put(const std::string & path, const Headers & headers, - const Params & params) - { - return cli_->Put(path, headers, params); - } - inline Result Client::Put(const std::string & path, const Headers & headers, - const Params & params, Progress progress) - { - return cli_->Put(path, headers, params, progress); - } - inline Result Client::Put(const std::string & path, - const MultipartFormDataItems & items) - { - return cli_->Put(path, items); - } - inline Result Client::Put(const std::string & path, const Headers & headers, - const MultipartFormDataItems & items) - { - return cli_->Put(path, headers, items); - } - inline Result Client::Put(const std::string & path, const Headers & headers, - const MultipartFormDataItems & items, - const std::string & boundary) - { - return cli_->Put(path, headers, items, boundary); - } - inline Result - Client::Put(const std::string & path, const Headers & headers, - const MultipartFormDataItems & items, - const MultipartFormDataProviderItems & provider_items) - { - return cli_->Put(path, headers, items, provider_items); - } - inline Result Client::Patch(const std::string & path) - { - return cli_->Patch(path); - } - inline Result Client::Patch(const std::string & path, const char* body, - size_t content_length, - const std::string & content_type) - { - return cli_->Patch(path, body, content_length, content_type); - } - inline Result Client::Patch(const std::string & path, const char* body, - size_t content_length, - const std::string & content_type, Progress progress) - { - return cli_->Patch(path, body, content_length, content_type, progress); - } - inline Result Client::Patch(const std::string & path, const Headers & headers, - const char* body, size_t content_length, - const std::string & content_type) - { - return cli_->Patch(path, headers, body, content_length, content_type); - } - inline Result Client::Patch(const std::string & path, const Headers & headers, - const char* body, size_t content_length, - const std::string & content_type, Progress progress) - { - return cli_->Patch(path, headers, body, content_length, content_type, progress); - } - inline Result Client::Patch(const std::string & path, const std::string & body, - const std::string & content_type) - { - return cli_->Patch(path, body, content_type); - } - inline Result Client::Patch(const std::string & path, const std::string & body, - const std::string & content_type, Progress progress) - { - return cli_->Patch(path, body, content_type, progress); - } - inline Result Client::Patch(const std::string & path, const Headers & headers, - const std::string & body, - const std::string & content_type) - { - return cli_->Patch(path, headers, body, content_type); - } - inline Result Client::Patch(const std::string & path, const Headers & headers, - const std::string & body, - const std::string & content_type, Progress progress) - { - return cli_->Patch(path, headers, body, content_type, progress); - } - inline Result Client::Patch(const std::string & path, size_t content_length, - ContentProvider content_provider, - const std::string & content_type) - { - return cli_->Patch(path, content_length, std::move(content_provider), - content_type); - } - inline Result Client::Patch(const std::string & path, - ContentProviderWithoutLength content_provider, - const std::string & content_type) - { - return cli_->Patch(path, std::move(content_provider), content_type); - } - inline Result Client::Patch(const std::string & path, const Headers & headers, - size_t content_length, - ContentProvider content_provider, - const std::string & content_type) - { - return cli_->Patch(path, headers, content_length, std::move(content_provider), - content_type); - } - inline Result Client::Patch(const std::string & path, const Headers & headers, - ContentProviderWithoutLength content_provider, - const std::string & content_type) - { - return cli_->Patch(path, headers, std::move(content_provider), content_type); - } - inline Result Client::Delete(const std::string & path) - { - return cli_->Delete(path); - } - inline Result Client::Delete(const std::string & path, const Headers & headers) - { - return cli_->Delete(path, headers); - } - inline Result Client::Delete(const std::string & path, const char* body, - size_t content_length, - const std::string & content_type) - { - return cli_->Delete(path, body, content_length, content_type); - } - inline Result Client::Delete(const std::string & path, const char* body, - size_t content_length, - const std::string & content_type, Progress progress) - { - return cli_->Delete(path, body, content_length, content_type, progress); - } - inline Result Client::Delete(const std::string & path, const Headers & headers, - const char* body, size_t content_length, - const std::string & content_type) - { - return cli_->Delete(path, headers, body, content_length, content_type); - } - inline Result Client::Delete(const std::string & path, const Headers & headers, - const char* body, size_t content_length, - const std::string & content_type, Progress progress) - { - return cli_->Delete(path, headers, body, content_length, content_type, progress); - } - inline Result Client::Delete(const std::string & path, const std::string & body, - const std::string & content_type) - { - return cli_->Delete(path, body, content_type); - } - inline Result Client::Delete(const std::string & path, const std::string & body, - const std::string & content_type, Progress progress) - { - return cli_->Delete(path, body, content_type, progress); - } - inline Result Client::Delete(const std::string & path, const Headers & headers, - const std::string & body, - const std::string & content_type) - { - return cli_->Delete(path, headers, body, content_type); - } - inline Result Client::Delete(const std::string & path, const Headers & headers, - const std::string & body, - const std::string & content_type, Progress progress) - { - return cli_->Delete(path, headers, body, content_type, progress); - } - inline Result Client::Options(const std::string & path) - { - return cli_->Options(path); - } - inline Result Client::Options(const std::string & path, const Headers & headers) - { - return cli_->Options(path, headers); - } +inline Result Client::Post(const std::string &path) { return cli_->Post(path); } +inline Result Client::Post(const std::string &path, const Headers &headers) { + return cli_->Post(path, headers); +} +inline Result Client::Post(const std::string &path, const char *body, + size_t content_length, + const std::string &content_type) { + return cli_->Post(path, body, content_length, content_type); +} +inline Result Client::Post(const std::string &path, const Headers &headers, + const char *body, size_t content_length, + const std::string &content_type) { + return cli_->Post(path, headers, body, content_length, content_type); +} +inline Result Client::Post(const std::string &path, const Headers &headers, + const char *body, size_t content_length, + const std::string &content_type, Progress progress) { + return cli_->Post(path, headers, body, content_length, content_type, + progress); +} +inline Result Client::Post(const std::string &path, const std::string &body, + const std::string &content_type) { + return cli_->Post(path, body, content_type); +} +inline Result Client::Post(const std::string &path, const std::string &body, + const std::string &content_type, Progress progress) { + return cli_->Post(path, body, content_type, progress); +} +inline Result Client::Post(const std::string &path, const Headers &headers, + const std::string &body, + const std::string &content_type) { + return cli_->Post(path, headers, body, content_type); +} +inline Result Client::Post(const std::string &path, const Headers &headers, + const std::string &body, + const std::string &content_type, Progress progress) { + return cli_->Post(path, headers, body, content_type, progress); +} +inline Result Client::Post(const std::string &path, size_t content_length, + ContentProvider content_provider, + const std::string &content_type) { + return cli_->Post(path, content_length, std::move(content_provider), + content_type); +} +inline Result Client::Post(const std::string &path, + ContentProviderWithoutLength content_provider, + const std::string &content_type) { + return cli_->Post(path, std::move(content_provider), content_type); +} +inline Result Client::Post(const std::string &path, const Headers &headers, + size_t content_length, + ContentProvider content_provider, + const std::string &content_type) { + return cli_->Post(path, headers, content_length, std::move(content_provider), + content_type); +} +inline Result Client::Post(const std::string &path, const Headers &headers, + ContentProviderWithoutLength content_provider, + const std::string &content_type) { + return cli_->Post(path, headers, std::move(content_provider), content_type); +} +inline Result Client::Post(const std::string &path, const Params ¶ms) { + return cli_->Post(path, params); +} +inline Result Client::Post(const std::string &path, const Headers &headers, + const Params ¶ms) { + return cli_->Post(path, headers, params); +} +inline Result Client::Post(const std::string &path, const Headers &headers, + const Params ¶ms, Progress progress) { + return cli_->Post(path, headers, params, progress); +} +inline Result Client::Post(const std::string &path, + const MultipartFormDataItems &items) { + return cli_->Post(path, items); +} +inline Result Client::Post(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items) { + return cli_->Post(path, headers, items); +} +inline Result Client::Post(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items, + const std::string &boundary) { + return cli_->Post(path, headers, items, boundary); +} +inline Result +Client::Post(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items, + const MultipartFormDataProviderItems &provider_items) { + return cli_->Post(path, headers, items, provider_items); +} +inline Result Client::Put(const std::string &path) { return cli_->Put(path); } +inline Result Client::Put(const std::string &path, const char *body, + size_t content_length, + const std::string &content_type) { + return cli_->Put(path, body, content_length, content_type); +} +inline Result Client::Put(const std::string &path, const Headers &headers, + const char *body, size_t content_length, + const std::string &content_type) { + return cli_->Put(path, headers, body, content_length, content_type); +} +inline Result Client::Put(const std::string &path, const Headers &headers, + const char *body, size_t content_length, + const std::string &content_type, Progress progress) { + return cli_->Put(path, headers, body, content_length, content_type, progress); +} +inline Result Client::Put(const std::string &path, const std::string &body, + const std::string &content_type) { + return cli_->Put(path, body, content_type); +} +inline Result Client::Put(const std::string &path, const std::string &body, + const std::string &content_type, Progress progress) { + return cli_->Put(path, body, content_type, progress); +} +inline Result Client::Put(const std::string &path, const Headers &headers, + const std::string &body, + const std::string &content_type) { + return cli_->Put(path, headers, body, content_type); +} +inline Result Client::Put(const std::string &path, const Headers &headers, + const std::string &body, + const std::string &content_type, Progress progress) { + return cli_->Put(path, headers, body, content_type, progress); +} +inline Result Client::Put(const std::string &path, size_t content_length, + ContentProvider content_provider, + const std::string &content_type) { + return cli_->Put(path, content_length, std::move(content_provider), + content_type); +} +inline Result Client::Put(const std::string &path, + ContentProviderWithoutLength content_provider, + const std::string &content_type) { + return cli_->Put(path, std::move(content_provider), content_type); +} +inline Result Client::Put(const std::string &path, const Headers &headers, + size_t content_length, + ContentProvider content_provider, + const std::string &content_type) { + return cli_->Put(path, headers, content_length, std::move(content_provider), + content_type); +} +inline Result Client::Put(const std::string &path, const Headers &headers, + ContentProviderWithoutLength content_provider, + const std::string &content_type) { + return cli_->Put(path, headers, std::move(content_provider), content_type); +} +inline Result Client::Put(const std::string &path, const Params ¶ms) { + return cli_->Put(path, params); +} +inline Result Client::Put(const std::string &path, const Headers &headers, + const Params ¶ms) { + return cli_->Put(path, headers, params); +} +inline Result Client::Put(const std::string &path, const Headers &headers, + const Params ¶ms, Progress progress) { + return cli_->Put(path, headers, params, progress); +} +inline Result Client::Put(const std::string &path, + const MultipartFormDataItems &items) { + return cli_->Put(path, items); +} +inline Result Client::Put(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items) { + return cli_->Put(path, headers, items); +} +inline Result Client::Put(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items, + const std::string &boundary) { + return cli_->Put(path, headers, items, boundary); +} +inline Result +Client::Put(const std::string &path, const Headers &headers, + const MultipartFormDataItems &items, + const MultipartFormDataProviderItems &provider_items) { + return cli_->Put(path, headers, items, provider_items); +} +inline Result Client::Patch(const std::string &path) { + return cli_->Patch(path); +} +inline Result Client::Patch(const std::string &path, const char *body, + size_t content_length, + const std::string &content_type) { + return cli_->Patch(path, body, content_length, content_type); +} +inline Result Client::Patch(const std::string &path, const char *body, + size_t content_length, + const std::string &content_type, + Progress progress) { + return cli_->Patch(path, body, content_length, content_type, progress); +} +inline Result Client::Patch(const std::string &path, const Headers &headers, + const char *body, size_t content_length, + const std::string &content_type) { + return cli_->Patch(path, headers, body, content_length, content_type); +} +inline Result Client::Patch(const std::string &path, const Headers &headers, + const char *body, size_t content_length, + const std::string &content_type, + Progress progress) { + return cli_->Patch(path, headers, body, content_length, content_type, + progress); +} +inline Result Client::Patch(const std::string &path, const std::string &body, + const std::string &content_type) { + return cli_->Patch(path, body, content_type); +} +inline Result Client::Patch(const std::string &path, const std::string &body, + const std::string &content_type, + Progress progress) { + return cli_->Patch(path, body, content_type, progress); +} +inline Result Client::Patch(const std::string &path, const Headers &headers, + const std::string &body, + const std::string &content_type) { + return cli_->Patch(path, headers, body, content_type); +} +inline Result Client::Patch(const std::string &path, const Headers &headers, + const std::string &body, + const std::string &content_type, + Progress progress) { + return cli_->Patch(path, headers, body, content_type, progress); +} +inline Result Client::Patch(const std::string &path, size_t content_length, + ContentProvider content_provider, + const std::string &content_type) { + return cli_->Patch(path, content_length, std::move(content_provider), + content_type); +} +inline Result Client::Patch(const std::string &path, + ContentProviderWithoutLength content_provider, + const std::string &content_type) { + return cli_->Patch(path, std::move(content_provider), content_type); +} +inline Result Client::Patch(const std::string &path, const Headers &headers, + size_t content_length, + ContentProvider content_provider, + const std::string &content_type) { + return cli_->Patch(path, headers, content_length, std::move(content_provider), + content_type); +} +inline Result Client::Patch(const std::string &path, const Headers &headers, + ContentProviderWithoutLength content_provider, + const std::string &content_type) { + return cli_->Patch(path, headers, std::move(content_provider), content_type); +} +inline Result Client::Delete(const std::string &path) { + return cli_->Delete(path); +} +inline Result Client::Delete(const std::string &path, const Headers &headers) { + return cli_->Delete(path, headers); +} +inline Result Client::Delete(const std::string &path, const char *body, + size_t content_length, + const std::string &content_type) { + return cli_->Delete(path, body, content_length, content_type); +} +inline Result Client::Delete(const std::string &path, const char *body, + size_t content_length, + const std::string &content_type, + Progress progress) { + return cli_->Delete(path, body, content_length, content_type, progress); +} +inline Result Client::Delete(const std::string &path, const Headers &headers, + const char *body, size_t content_length, + const std::string &content_type) { + return cli_->Delete(path, headers, body, content_length, content_type); +} +inline Result Client::Delete(const std::string &path, const Headers &headers, + const char *body, size_t content_length, + const std::string &content_type, + Progress progress) { + return cli_->Delete(path, headers, body, content_length, content_type, + progress); +} +inline Result Client::Delete(const std::string &path, const std::string &body, + const std::string &content_type) { + return cli_->Delete(path, body, content_type); +} +inline Result Client::Delete(const std::string &path, const std::string &body, + const std::string &content_type, + Progress progress) { + return cli_->Delete(path, body, content_type, progress); +} +inline Result Client::Delete(const std::string &path, const Headers &headers, + const std::string &body, + const std::string &content_type) { + return cli_->Delete(path, headers, body, content_type); +} +inline Result Client::Delete(const std::string &path, const Headers &headers, + const std::string &body, + const std::string &content_type, + Progress progress) { + return cli_->Delete(path, headers, body, content_type, progress); +} +inline Result Client::Options(const std::string &path) { + return cli_->Options(path); +} +inline Result Client::Options(const std::string &path, const Headers &headers) { + return cli_->Options(path, headers); +} - inline bool Client::send(Request & req, Response & res, Error & error) - { - return cli_->send(req, res, error); - } +inline bool Client::send(Request &req, Response &res, Error &error) { + return cli_->send(req, res, error); +} - inline Result Client::send(const Request & req) { return cli_->send(req); } +inline Result Client::send(const Request &req) { return cli_->send(req); } - inline void Client::stop() { cli_->stop(); } +inline void Client::stop() { cli_->stop(); } - inline std::string Client::host() const { return cli_->host(); } +inline std::string Client::host() const { return cli_->host(); } - inline int Client::port() const { return cli_->port(); } +inline int Client::port() const { return cli_->port(); } - inline size_t Client::is_socket_open() const { return cli_->is_socket_open(); } +inline size_t Client::is_socket_open() const { return cli_->is_socket_open(); } - inline socket_t Client::socket() const { return cli_->socket(); } +inline socket_t Client::socket() const { return cli_->socket(); } - inline void - Client::set_hostname_addr_map(std::map addr_map) - { - cli_->set_hostname_addr_map(std::move(addr_map)); - } +inline void +Client::set_hostname_addr_map(std::map addr_map) { + cli_->set_hostname_addr_map(std::move(addr_map)); +} - inline void Client::set_default_headers(Headers headers) - { - cli_->set_default_headers(std::move(headers)); - } +inline void Client::set_default_headers(Headers headers) { + cli_->set_default_headers(std::move(headers)); +} - inline void Client::set_header_writer( - std::function const& writer) - { - cli_->set_header_writer(writer); - } +inline void Client::set_header_writer( + std::function const &writer) { + cli_->set_header_writer(writer); +} - inline void Client::set_address_family(int family) - { - cli_->set_address_family(family); - } +inline void Client::set_address_family(int family) { + cli_->set_address_family(family); +} - inline void Client::set_tcp_nodelay(bool on) { cli_->set_tcp_nodelay(on); } +inline void Client::set_tcp_nodelay(bool on) { cli_->set_tcp_nodelay(on); } - inline void Client::set_socket_options(SocketOptions socket_options) - { - cli_->set_socket_options(std::move(socket_options)); - } +inline void Client::set_socket_options(SocketOptions socket_options) { + cli_->set_socket_options(std::move(socket_options)); +} - inline void Client::set_connection_timeout(time_t sec, time_t usec) - { - cli_->set_connection_timeout(sec, usec); - } +inline void Client::set_connection_timeout(time_t sec, time_t usec) { + cli_->set_connection_timeout(sec, usec); +} - inline void Client::set_read_timeout(time_t sec, time_t usec) - { - cli_->set_read_timeout(sec, usec); - } +inline void Client::set_read_timeout(time_t sec, time_t usec) { + cli_->set_read_timeout(sec, usec); +} - inline void Client::set_write_timeout(time_t sec, time_t usec) - { - cli_->set_write_timeout(sec, usec); - } +inline void Client::set_write_timeout(time_t sec, time_t usec) { + cli_->set_write_timeout(sec, usec); +} - inline void Client::set_basic_auth(const std::string & username, - const std::string & password) - { - cli_->set_basic_auth(username, password); - } - inline void Client::set_bearer_token_auth(const std::string & token) - { - cli_->set_bearer_token_auth(token); - } +inline void Client::set_basic_auth(const std::string &username, + const std::string &password) { + cli_->set_basic_auth(username, password); +} +inline void Client::set_bearer_token_auth(const std::string &token) { + cli_->set_bearer_token_auth(token); +} #ifdef CPPHTTPLIB_OPENSSL_SUPPORT - inline void Client::set_digest_auth(const std::string & username, - const std::string & password) - { - cli_->set_digest_auth(username, password); - } +inline void Client::set_digest_auth(const std::string &username, + const std::string &password) { + cli_->set_digest_auth(username, password); +} #endif - inline void Client::set_keep_alive(bool on) { cli_->set_keep_alive(on); } - inline void Client::set_follow_location(bool on) - { - cli_->set_follow_location(on); - } +inline void Client::set_keep_alive(bool on) { cli_->set_keep_alive(on); } +inline void Client::set_follow_location(bool on) { + cli_->set_follow_location(on); +} - inline void Client::set_url_encode(bool on) { cli_->set_url_encode(on); } +inline void Client::set_url_encode(bool on) { cli_->set_url_encode(on); } - inline void Client::set_compress(bool on) { cli_->set_compress(on); } +inline void Client::set_compress(bool on) { cli_->set_compress(on); } - inline void Client::set_decompress(bool on) { cli_->set_decompress(on); } +inline void Client::set_decompress(bool on) { cli_->set_decompress(on); } - inline void Client::set_interface(const std::string & intf) - { - cli_->set_interface(intf); - } +inline void Client::set_interface(const std::string &intf) { + cli_->set_interface(intf); +} - inline void Client::set_proxy(const std::string & host, int port) - { - cli_->set_proxy(host, port); - } - inline void Client::set_proxy_basic_auth(const std::string & username, - const std::string & password) - { - cli_->set_proxy_basic_auth(username, password); - } - inline void Client::set_proxy_bearer_token_auth(const std::string & token) - { - cli_->set_proxy_bearer_token_auth(token); - } +inline void Client::set_proxy(const std::string &host, int port) { + cli_->set_proxy(host, port); +} +inline void Client::set_proxy_basic_auth(const std::string &username, + const std::string &password) { + cli_->set_proxy_basic_auth(username, password); +} +inline void Client::set_proxy_bearer_token_auth(const std::string &token) { + cli_->set_proxy_bearer_token_auth(token); +} #ifdef CPPHTTPLIB_OPENSSL_SUPPORT - inline void Client::set_proxy_digest_auth(const std::string & username, - const std::string & password) - { - cli_->set_proxy_digest_auth(username, password); - } +inline void Client::set_proxy_digest_auth(const std::string &username, + const std::string &password) { + cli_->set_proxy_digest_auth(username, password); +} #endif #ifdef CPPHTTPLIB_OPENSSL_SUPPORT - inline void Client::enable_server_certificate_verification(bool enabled) - { - cli_->enable_server_certificate_verification(enabled); - } +inline void Client::enable_server_certificate_verification(bool enabled) { + cli_->enable_server_certificate_verification(enabled); +} + +inline void Client::enable_server_hostname_verification(bool enabled) { + cli_->enable_server_hostname_verification(enabled); +} + +inline void Client::set_server_certificate_verifier( + std::function verifier) { + cli_->set_server_certificate_verifier(verifier); +} #endif - inline void Client::set_logger(Logger logger) - { - cli_->set_logger(std::move(logger)); - } +inline void Client::set_logger(Logger logger) { + cli_->set_logger(std::move(logger)); +} #ifdef CPPHTTPLIB_OPENSSL_SUPPORT - inline void Client::set_ca_cert_path(const std::string & ca_cert_file_path, - const std::string & ca_cert_dir_path) - { - cli_->set_ca_cert_path(ca_cert_file_path, ca_cert_dir_path); - } +inline void Client::set_ca_cert_path(const std::string &ca_cert_file_path, + const std::string &ca_cert_dir_path) { + cli_->set_ca_cert_path(ca_cert_file_path, ca_cert_dir_path); +} - inline void Client::set_ca_cert_store(X509_STORE * ca_cert_store) - { - if (is_ssl_) { - static_cast(*cli_).set_ca_cert_store(ca_cert_store); - } - else { - cli_->set_ca_cert_store(ca_cert_store); - } - } +inline void Client::set_ca_cert_store(X509_STORE *ca_cert_store) { + if (is_ssl_) { + static_cast(*cli_).set_ca_cert_store(ca_cert_store); + } else { + cli_->set_ca_cert_store(ca_cert_store); + } +} - inline void Client::load_ca_cert_store(const char* ca_cert, std::size_t size) - { - set_ca_cert_store(cli_->create_ca_cert_store(ca_cert, size)); - } +inline void Client::load_ca_cert_store(const char *ca_cert, std::size_t size) { + set_ca_cert_store(cli_->create_ca_cert_store(ca_cert, size)); +} - inline long Client::get_openssl_verify_result() const - { - if (is_ssl_) { - return static_cast(*cli_).get_openssl_verify_result(); - } - return -1; // NOTE: -1 doesn't match any of X509_V_ERR_??? - } +inline long Client::get_openssl_verify_result() const { + if (is_ssl_) { + return static_cast(*cli_).get_openssl_verify_result(); + } + return -1; // NOTE: -1 doesn't match any of X509_V_ERR_??? +} - inline SSL_CTX* Client::ssl_context() const - { - if (is_ssl_) { return static_cast(*cli_).ssl_context(); } - return nullptr; - } +inline SSL_CTX *Client::ssl_context() const { + if (is_ssl_) { return static_cast(*cli_).ssl_context(); } + return nullptr; +} #endif - // ---------------------------------------------------------------------------- +// ---------------------------------------------------------------------------- } // namespace httplib diff --git a/src/web/index.html b/src/web/index.html index 0b5925f..4988713 100644 --- a/src/web/index.html +++ b/src/web/index.html @@ -192,6 +192,19 @@
+ +
+
+

Backup settings

+
+
+ + + + +
+
+
diff --git a/src/web/js/routes.js b/src/web/js/routes.js index 43c8808..5afb1f8 100644 --- a/src/web/js/routes.js +++ b/src/web/js/routes.js @@ -5,39 +5,8 @@ const routes = { login: () => ["http://localhost:43243", prefix, 'token'].join('/'), user: () => ["http://localhost:43243", prefix, 'users', 'user'].join('/'), - telnet_status: () => [host, prefix, 'settings', 'telnet', 'get'].join('/'), - telnet_status_set: () => [host, prefix, 'settings', 'telnet', 'set'].join('/'), - telnet_port_get: () => [host, prefix, 'settings', 'telnet', 'port', 'get'].join('/'), - telnet_port_set: () => [host, prefix, 'settings', 'telnet', 'port', 'set'].join('/'), - - ssh_status_get: () => [host, prefix, 'settings', 'ssh', 'status', 'get'].join('/'), - ssh_status_set: () => [host, prefix, 'settings', 'ssh', 'status', 'set'].join('/'), - ssh_keys_get: () => [host, prefix, 'settings', 'ssh', 'keys', 'get'].join('/'), - ssh_keys_set: () => [host, prefix, 'settings', 'ssh', 'keys', 'set'].join('/'), - ssh_port_get: () => [host, prefix, 'settings', 'ssh', 'port', 'get'].join('/'), - ssh_port_set: () => [host, prefix, 'settings', 'ssh', 'port', 'set'].join('/'), - ssh_server_get: () => [host, prefix, 'settings', 'ssh', 'server', 'get'].join('/'), - ssh_server_set: () => [host, prefix, 'settings', 'ssh', 'server', 'set'].join('/'), - - dns_status: () => [host, prefix, 'settings', 'dns', 'get'].join('/'), - dns_status_set: () => [host, prefix, 'settings', 'dns', 'set'].join('/'), - dns_servers_get: () => [host, prefix, 'settings', 'dns', 'servers', 'get'].join('/'), - dns_servers_set: () => [host, prefix, 'settings', 'dns', 'servers', 'set'].join('/'), - dns_local_domains_get: () => [host, prefix, 'settings', 'dns', 'domains', 'get'].join('/'), - dns_local_domains_set: () => [host, prefix, 'settings', 'dns', 'domains', 'set'].join('/'), - - ftp_status: () => [host, prefix, 'settings', 'ftp', 'get'].join('/'), - ftp_status_set: () => [host, prefix, 'settings', 'ftp', 'set'].join('/'), - - wifi_status_get: () => [host, prefix, 'settings', 'wifi', 'status', 'get'].join('/'), - wifi_status_set: () => [host, prefix, 'settings', 'wifi', 'status', 'set'].join('/'), - wifi_name_get: () => [host, prefix, 'settings', 'wifi', 'name', 'get'].join('/'), - wifi_name_set: () => [host, prefix, 'settings', 'wifi', 'name', 'set'].join('/'), - wifi_password_get: () => [host, prefix, 'settings', 'wifi', 'password', 'get'].join('/'), wifi_password_set: () => [host, prefix, 'settings', 'wifi', 'password', 'set'].join('/'), wifi_qr_get: () => [host, prefix, 'settings', 'wifi', 'qr', 'get'].join('/'), - wifi_channel_get: () => [host, prefix, 'settings', 'wifi', 'channel', 'get'].join('/'), - wifi_channel_set: () => [host, prefix, 'settings', 'wifi', 'channel', 'set'].join('/'), settings_get: () => [host, prefix, 'settings', 'get'].join('/'), settings_set: () => [host, prefix, 'settings', 'set'].join('/'), -- 2.54.0 From dbe732399648d2466e60e0bb8ac054b5bc5b08ff Mon Sep 17 00:00:00 2001 From: TolaMironcenko Date: Thu, 20 Feb 2025 18:42:00 +0700 Subject: [PATCH 4/8] updated httplib.h --- src/libs/httplib.h | 19541 ++++++++++++++++++++++--------------------- 1 file changed, 10146 insertions(+), 9395 deletions(-) diff --git a/src/libs/httplib.h b/src/libs/httplib.h index b833e18..6bbf2ce 100755 --- a/src/libs/httplib.h +++ b/src/libs/httplib.h @@ -151,9 +151,9 @@ #error "CPPHTTPLIB_USE_POLL and CPPHTTPLIB_USE_SELECT are mutually exclusive" #endif -/* - * Headers - */ + /* + * Headers + */ #ifdef _WIN32 #ifndef _CRT_SECURE_NO_WARNINGS @@ -329,10122 +329,10873 @@ using socket_t = int; /* * Declaration */ -namespace httplib { +namespace httplib +{ -namespace detail { - -/* - * Backport std::make_unique from C++14. - * - * NOTE: This code came up with the following stackoverflow post: - * https://stackoverflow.com/questions/10149840/c-arrays-and-make-unique - * - */ - -template -typename std::enable_if::value, std::unique_ptr>::type -make_unique(Args &&...args) { - return std::unique_ptr(new T(std::forward(args)...)); -} - -template -typename std::enable_if::value, std::unique_ptr>::type -make_unique(std::size_t n) { - typedef typename std::remove_extent::type RT; - return std::unique_ptr(new RT[n]); -} - -namespace case_ignore { - -inline unsigned char to_lower(int c) { - const static unsigned char table[256] = { - 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, - 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, - 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, - 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, - 60, 61, 62, 63, 64, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106, - 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, - 122, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100, 101, 102, 103, 104, - 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, - 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, - 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, - 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, - 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, - 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 224, 225, 226, - 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 240, 241, - 242, 243, 244, 245, 246, 215, 248, 249, 250, 251, 252, 253, 254, 223, 224, - 225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, - 240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 254, - 255, - }; - return table[(unsigned char)(char)c]; -} - -inline bool equal(const std::string &a, const std::string &b) { - return a.size() == b.size() && - std::equal(a.begin(), a.end(), b.begin(), [](char ca, char cb) { - return to_lower(ca) == to_lower(cb); - }); -} - -struct equal_to { - bool operator()(const std::string &a, const std::string &b) const { - return equal(a, b); - } -}; - -struct hash { - size_t operator()(const std::string &key) const { - return hash_core(key.data(), key.size(), 0); - } - - size_t hash_core(const char *s, size_t l, size_t h) const { - return (l == 0) ? h - : hash_core(s + 1, l - 1, - // Unsets the 6 high bits of h, therefore no - // overflow happens - (((std::numeric_limits::max)() >> 6) & - h * 33) ^ - static_cast(to_lower(*s))); - } -}; - -} // namespace case_ignore - -// This is based on -// "http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2014/n4189". - -struct scope_exit { - explicit scope_exit(std::function &&f) - : exit_function(std::move(f)), execute_on_destruction{true} {} - - scope_exit(scope_exit &&rhs) noexcept - : exit_function(std::move(rhs.exit_function)), - execute_on_destruction{rhs.execute_on_destruction} { - rhs.release(); - } - - ~scope_exit() { - if (execute_on_destruction) { this->exit_function(); } - } - - void release() { this->execute_on_destruction = false; } - -private: - scope_exit(const scope_exit &) = delete; - void operator=(const scope_exit &) = delete; - scope_exit &operator=(scope_exit &&) = delete; - - std::function exit_function; - bool execute_on_destruction; -}; - -} // namespace detail - -enum SSLVerifierResponse { - // no decision has been made, use the built-in certificate verifier - NoDecisionMade, - // connection certificate is verified and accepted - CertificateAccepted, - // connection certificate was processed but is rejected - CertificateRejected -}; - -enum StatusCode { - // Information responses - Continue_100 = 100, - SwitchingProtocol_101 = 101, - Processing_102 = 102, - EarlyHints_103 = 103, - - // Successful responses - OK_200 = 200, - Created_201 = 201, - Accepted_202 = 202, - NonAuthoritativeInformation_203 = 203, - NoContent_204 = 204, - ResetContent_205 = 205, - PartialContent_206 = 206, - MultiStatus_207 = 207, - AlreadyReported_208 = 208, - IMUsed_226 = 226, - - // Redirection messages - MultipleChoices_300 = 300, - MovedPermanently_301 = 301, - Found_302 = 302, - SeeOther_303 = 303, - NotModified_304 = 304, - UseProxy_305 = 305, - unused_306 = 306, - TemporaryRedirect_307 = 307, - PermanentRedirect_308 = 308, - - // Client error responses - BadRequest_400 = 400, - Unauthorized_401 = 401, - PaymentRequired_402 = 402, - Forbidden_403 = 403, - NotFound_404 = 404, - MethodNotAllowed_405 = 405, - NotAcceptable_406 = 406, - ProxyAuthenticationRequired_407 = 407, - RequestTimeout_408 = 408, - Conflict_409 = 409, - Gone_410 = 410, - LengthRequired_411 = 411, - PreconditionFailed_412 = 412, - PayloadTooLarge_413 = 413, - UriTooLong_414 = 414, - UnsupportedMediaType_415 = 415, - RangeNotSatisfiable_416 = 416, - ExpectationFailed_417 = 417, - ImATeapot_418 = 418, - MisdirectedRequest_421 = 421, - UnprocessableContent_422 = 422, - Locked_423 = 423, - FailedDependency_424 = 424, - TooEarly_425 = 425, - UpgradeRequired_426 = 426, - PreconditionRequired_428 = 428, - TooManyRequests_429 = 429, - RequestHeaderFieldsTooLarge_431 = 431, - UnavailableForLegalReasons_451 = 451, - - // Server error responses - InternalServerError_500 = 500, - NotImplemented_501 = 501, - BadGateway_502 = 502, - ServiceUnavailable_503 = 503, - GatewayTimeout_504 = 504, - HttpVersionNotSupported_505 = 505, - VariantAlsoNegotiates_506 = 506, - InsufficientStorage_507 = 507, - LoopDetected_508 = 508, - NotExtended_510 = 510, - NetworkAuthenticationRequired_511 = 511, -}; - -using Headers = - std::unordered_multimap; - -using Params = std::multimap; -using Match = std::smatch; - -using Progress = std::function; - -struct Response; -using ResponseHandler = std::function; - -struct MultipartFormData { - std::string name; - std::string content; - std::string filename; - std::string content_type; -}; -using MultipartFormDataItems = std::vector; -using MultipartFormDataMap = std::multimap; - -class DataSink { -public: - DataSink() : os(&sb_), sb_(*this) {} - - DataSink(const DataSink &) = delete; - DataSink &operator=(const DataSink &) = delete; - DataSink(DataSink &&) = delete; - DataSink &operator=(DataSink &&) = delete; - - std::function write; - std::function is_writable; - std::function done; - std::function done_with_trailer; - std::ostream os; - -private: - class data_sink_streambuf final : public std::streambuf { - public: - explicit data_sink_streambuf(DataSink &sink) : sink_(sink) {} - - protected: - std::streamsize xsputn(const char *s, std::streamsize n) override { - sink_.write(s, static_cast(n)); - return n; - } - - private: - DataSink &sink_; - }; - - data_sink_streambuf sb_; -}; - -using ContentProvider = - std::function; - -using ContentProviderWithoutLength = - std::function; - -using ContentProviderResourceReleaser = std::function; - -struct MultipartFormDataProvider { - std::string name; - ContentProviderWithoutLength provider; - std::string filename; - std::string content_type; -}; -using MultipartFormDataProviderItems = std::vector; - -using ContentReceiverWithProgress = - std::function; - -using ContentReceiver = - std::function; - -using MultipartContentHeader = - std::function; - -class ContentReader { -public: - using Reader = std::function; - using MultipartReader = std::function; - - ContentReader(Reader reader, MultipartReader multipart_reader) - : reader_(std::move(reader)), - multipart_reader_(std::move(multipart_reader)) {} - - bool operator()(MultipartContentHeader header, - ContentReceiver receiver) const { - return multipart_reader_(std::move(header), std::move(receiver)); - } - - bool operator()(ContentReceiver receiver) const { - return reader_(std::move(receiver)); - } - - Reader reader_; - MultipartReader multipart_reader_; -}; - -using Range = std::pair; -using Ranges = std::vector; - -struct Request { - std::string method; - std::string path; - Params params; - Headers headers; - std::string body; - - std::string remote_addr; - int remote_port = -1; - std::string local_addr; - int local_port = -1; - - // for server - std::string version; - std::string target; - MultipartFormDataMap files; - Ranges ranges; - Match matches; - std::unordered_map path_params; - std::function is_connection_closed = []() { return true; }; - - // for client - ResponseHandler response_handler; - ContentReceiverWithProgress content_receiver; - Progress progress; -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - const SSL *ssl = nullptr; -#endif - - bool has_header(const std::string &key) const; - std::string get_header_value(const std::string &key, const char *def = "", - size_t id = 0) const; - uint64_t get_header_value_u64(const std::string &key, uint64_t def = 0, - size_t id = 0) const; - size_t get_header_value_count(const std::string &key) const; - void set_header(const std::string &key, const std::string &val); - - bool has_param(const std::string &key) const; - std::string get_param_value(const std::string &key, size_t id = 0) const; - size_t get_param_value_count(const std::string &key) const; - - bool is_multipart_form_data() const; - - bool has_file(const std::string &key) const; - MultipartFormData get_file_value(const std::string &key) const; - std::vector get_file_values(const std::string &key) const; - - // private members... - size_t redirect_count_ = CPPHTTPLIB_REDIRECT_MAX_COUNT; - size_t content_length_ = 0; - ContentProvider content_provider_; - bool is_chunked_content_provider_ = false; - size_t authorization_count_ = 0; - std::chrono::time_point start_time_ = - (std::chrono::steady_clock::time_point::min)(); -}; - -struct Response { - std::string version; - int status = -1; - std::string reason; - Headers headers; - std::string body; - std::string location; // Redirect location - - bool has_header(const std::string &key) const; - std::string get_header_value(const std::string &key, const char *def = "", - size_t id = 0) const; - uint64_t get_header_value_u64(const std::string &key, uint64_t def = 0, - size_t id = 0) const; - size_t get_header_value_count(const std::string &key) const; - void set_header(const std::string &key, const std::string &val); - - void set_redirect(const std::string &url, int status = StatusCode::Found_302); - void set_content(const char *s, size_t n, const std::string &content_type); - void set_content(const std::string &s, const std::string &content_type); - void set_content(std::string &&s, const std::string &content_type); - - void set_content_provider( - size_t length, const std::string &content_type, ContentProvider provider, - ContentProviderResourceReleaser resource_releaser = nullptr); - - void set_content_provider( - const std::string &content_type, ContentProviderWithoutLength provider, - ContentProviderResourceReleaser resource_releaser = nullptr); - - void set_chunked_content_provider( - const std::string &content_type, ContentProviderWithoutLength provider, - ContentProviderResourceReleaser resource_releaser = nullptr); - - void set_file_content(const std::string &path, - const std::string &content_type); - void set_file_content(const std::string &path); - - Response() = default; - Response(const Response &) = default; - Response &operator=(const Response &) = default; - Response(Response &&) = default; - Response &operator=(Response &&) = default; - ~Response() { - if (content_provider_resource_releaser_) { - content_provider_resource_releaser_(content_provider_success_); - } - } - - // private members... - size_t content_length_ = 0; - ContentProvider content_provider_; - ContentProviderResourceReleaser content_provider_resource_releaser_; - bool is_chunked_content_provider_ = false; - bool content_provider_success_ = false; - std::string file_content_path_; - std::string file_content_content_type_; -}; - -class Stream { -public: - virtual ~Stream() = default; - - virtual bool is_readable() const = 0; - virtual bool is_writable() const = 0; - - virtual ssize_t read(char *ptr, size_t size) = 0; - virtual ssize_t write(const char *ptr, size_t size) = 0; - virtual void get_remote_ip_and_port(std::string &ip, int &port) const = 0; - virtual void get_local_ip_and_port(std::string &ip, int &port) const = 0; - virtual socket_t socket() const = 0; - - virtual time_t duration() const = 0; - - ssize_t write(const char *ptr); - ssize_t write(const std::string &s); -}; - -class TaskQueue { -public: - TaskQueue() = default; - virtual ~TaskQueue() = default; - - virtual bool enqueue(std::function fn) = 0; - virtual void shutdown() = 0; - - virtual void on_idle() {} -}; - -class ThreadPool final : public TaskQueue { -public: - explicit ThreadPool(size_t n, size_t mqr = 0) - : shutdown_(false), max_queued_requests_(mqr) { - while (n) { - threads_.emplace_back(worker(*this)); - n--; - } - } - - ThreadPool(const ThreadPool &) = delete; - ~ThreadPool() override = default; - - bool enqueue(std::function fn) override { + namespace detail { - std::unique_lock lock(mutex_); - if (max_queued_requests_ > 0 && jobs_.size() >= max_queued_requests_) { - return false; - } - jobs_.push_back(std::move(fn)); - } - cond_.notify_one(); - return true; - } + /* + * Backport std::make_unique from C++14. + * + * NOTE: This code came up with the following stackoverflow post: + * https://stackoverflow.com/questions/10149840/c-arrays-and-make-unique + * + */ - void shutdown() override { - // Stop all worker threads... - { - std::unique_lock lock(mutex_); - shutdown_ = true; - } - - cond_.notify_all(); - - // Join... - for (auto &t : threads_) { - t.join(); - } - } - -private: - struct worker { - explicit worker(ThreadPool &pool) : pool_(pool) {} - - void operator()() { - for (;;) { - std::function fn; + template + typename std::enable_if::value, std::unique_ptr>::type + make_unique(Args &&...args) { - std::unique_lock lock(pool_.mutex_); - - pool_.cond_.wait( - lock, [&] { return !pool_.jobs_.empty() || pool_.shutdown_; }); - - if (pool_.shutdown_ && pool_.jobs_.empty()) { break; } - - fn = pool_.jobs_.front(); - pool_.jobs_.pop_front(); + return std::unique_ptr(new T(std::forward(args)...)); } - assert(true == static_cast(fn)); - fn(); - } + template + typename std::enable_if::value, std::unique_ptr>::type + make_unique(std::size_t n) + { + typedef typename std::remove_extent::type RT; + return std::unique_ptr(new RT[n]); + } + + namespace case_ignore + { + + inline unsigned char to_lower(int c) + { + const static unsigned char table[256] = { + 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, + 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, + 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, + 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, + 60, 61, 62, 63, 64, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106, + 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, + 122, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100, 101, 102, 103, 104, + 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, + 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, + 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, + 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, + 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, + 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 224, 225, 226, + 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 240, 241, + 242, 243, 244, 245, 246, 215, 248, 249, 250, 251, 252, 253, 254, 223, 224, + 225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, + 240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 254, + 255, + }; + return table[(unsigned char)(char)c]; + } + + inline bool equal(const std::string& a, const std::string& b) + { + return a.size() == b.size() && + std::equal(a.begin(), a.end(), b.begin(), [](char ca, char cb) { + return to_lower(ca) == to_lower(cb); + }); + } + + struct equal_to { + bool operator()(const std::string& a, const std::string& b) const + { + return equal(a, b); + } + }; + + struct hash { + size_t operator()(const std::string& key) const + { + return hash_core(key.data(), key.size(), 0); + } + + size_t hash_core(const char* s, size_t l, size_t h) const + { + return (l == 0) ? h + : hash_core(s + 1, l - 1, + // Unsets the 6 high bits of h, therefore no + // overflow happens + (((std::numeric_limits::max)() >> 6) & + h * 33) ^ + static_cast(to_lower(*s))); + } + }; + + } // namespace case_ignore + + // This is based on + // "http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2014/n4189". + + struct scope_exit { + explicit scope_exit(std::function&& f) + : exit_function(std::move(f)), execute_on_destruction{ true } + { +} + + scope_exit(scope_exit&& rhs) noexcept + : exit_function(std::move(rhs.exit_function)), + execute_on_destruction{ rhs.execute_on_destruction } + { + rhs.release(); + } + + ~scope_exit() + { + if (execute_on_destruction) { this->exit_function(); } + } + + void release() { this->execute_on_destruction = false; } + + private: + scope_exit(const scope_exit&) = delete; + void operator=(const scope_exit&) = delete; + scope_exit& operator=(scope_exit&&) = delete; + + std::function exit_function; + bool execute_on_destruction; + }; + + } // namespace detail + + enum SSLVerifierResponse { + // no decision has been made, use the built-in certificate verifier + NoDecisionMade, + // connection certificate is verified and accepted + CertificateAccepted, + // connection certificate was processed but is rejected + CertificateRejected + }; + + enum StatusCode { + // Information responses + Continue_100 = 100, + SwitchingProtocol_101 = 101, + Processing_102 = 102, + EarlyHints_103 = 103, + + // Successful responses + OK_200 = 200, + Created_201 = 201, + Accepted_202 = 202, + NonAuthoritativeInformation_203 = 203, + NoContent_204 = 204, + ResetContent_205 = 205, + PartialContent_206 = 206, + MultiStatus_207 = 207, + AlreadyReported_208 = 208, + IMUsed_226 = 226, + + // Redirection messages + MultipleChoices_300 = 300, + MovedPermanently_301 = 301, + Found_302 = 302, + SeeOther_303 = 303, + NotModified_304 = 304, + UseProxy_305 = 305, + unused_306 = 306, + TemporaryRedirect_307 = 307, + PermanentRedirect_308 = 308, + + // Client error responses + BadRequest_400 = 400, + Unauthorized_401 = 401, + PaymentRequired_402 = 402, + Forbidden_403 = 403, + NotFound_404 = 404, + MethodNotAllowed_405 = 405, + NotAcceptable_406 = 406, + ProxyAuthenticationRequired_407 = 407, + RequestTimeout_408 = 408, + Conflict_409 = 409, + Gone_410 = 410, + LengthRequired_411 = 411, + PreconditionFailed_412 = 412, + PayloadTooLarge_413 = 413, + UriTooLong_414 = 414, + UnsupportedMediaType_415 = 415, + RangeNotSatisfiable_416 = 416, + ExpectationFailed_417 = 417, + ImATeapot_418 = 418, + MisdirectedRequest_421 = 421, + UnprocessableContent_422 = 422, + Locked_423 = 423, + FailedDependency_424 = 424, + TooEarly_425 = 425, + UpgradeRequired_426 = 426, + PreconditionRequired_428 = 428, + TooManyRequests_429 = 429, + RequestHeaderFieldsTooLarge_431 = 431, + UnavailableForLegalReasons_451 = 451, + + // Server error responses + InternalServerError_500 = 500, + NotImplemented_501 = 501, + BadGateway_502 = 502, + ServiceUnavailable_503 = 503, + GatewayTimeout_504 = 504, + HttpVersionNotSupported_505 = 505, + VariantAlsoNegotiates_506 = 506, + InsufficientStorage_507 = 507, + LoopDetected_508 = 508, + NotExtended_510 = 510, + NetworkAuthenticationRequired_511 = 511, + }; + + using Headers = + std::unordered_multimap; + + using Params = std::multimap; + using Match = std::smatch; + + using Progress = std::function; + + struct Response; + using ResponseHandler = std::function; + + struct MultipartFormData { + std::string name; + std::string content; + std::string filename; + std::string content_type; + }; + using MultipartFormDataItems = std::vector; + using MultipartFormDataMap = std::multimap; + + class DataSink { + public: + DataSink() : os(&sb_), sb_(*this) {} + + DataSink(const DataSink&) = delete; + DataSink& operator=(const DataSink&) = delete; + DataSink(DataSink&&) = delete; + DataSink& operator=(DataSink&&) = delete; + + std::function write; + std::function is_writable; + std::function done; + std::function done_with_trailer; + std::ostream os; + + private: + class data_sink_streambuf final : public std::streambuf { + public: + explicit data_sink_streambuf(DataSink& sink) : sink_(sink) {} + + protected: + std::streamsize xsputn(const char* s, std::streamsize n) override + { + sink_.write(s, static_cast(n)); + return n; + } + + private: + DataSink& sink_; + }; + + data_sink_streambuf sb_; + }; + + using ContentProvider = + std::function; + + using ContentProviderWithoutLength = + std::function; + + using ContentProviderResourceReleaser = std::function; + + struct MultipartFormDataProvider { + std::string name; + ContentProviderWithoutLength provider; + std::string filename; + std::string content_type; + }; + using MultipartFormDataProviderItems = std::vector; + + using ContentReceiverWithProgress = + std::function; + + using ContentReceiver = + std::function; + + using MultipartContentHeader = + std::function; + + class ContentReader { + public: + using Reader = std::function; + using MultipartReader = std::function; + + ContentReader(Reader reader, MultipartReader multipart_reader) + : reader_(std::move(reader)), + multipart_reader_(std::move(multipart_reader)) + { +} + + bool operator()(MultipartContentHeader header, + ContentReceiver receiver) const + { + return multipart_reader_(std::move(header), std::move(receiver)); + } + + bool operator()(ContentReceiver receiver) const + { + return reader_(std::move(receiver)); + } + + Reader reader_; + MultipartReader multipart_reader_; + }; + + using Range = std::pair; + using Ranges = std::vector; + + struct Request { + std::string method; + std::string path; + Params params; + Headers headers; + std::string body; + + std::string remote_addr; + int remote_port = -1; + std::string local_addr; + int local_port = -1; + + // for server + std::string version; + std::string target; + MultipartFormDataMap files; + Ranges ranges; + Match matches; + std::unordered_map path_params; + std::function is_connection_closed = []() { return true; }; + + // for client + ResponseHandler response_handler; + ContentReceiverWithProgress content_receiver; + Progress progress; +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + const SSL* ssl = nullptr; +#endif + + bool has_header(const std::string& key) const; + std::string get_header_value(const std::string& key, const char* def = "", + size_t id = 0) const; + uint64_t get_header_value_u64(const std::string& key, uint64_t def = 0, + size_t id = 0) const; + size_t get_header_value_count(const std::string& key) const; + void set_header(const std::string& key, const std::string& val); + + bool has_param(const std::string& key) const; + std::string get_param_value(const std::string& key, size_t id = 0) const; + size_t get_param_value_count(const std::string& key) const; + + bool is_multipart_form_data() const; + + bool has_file(const std::string& key) const; + MultipartFormData get_file_value(const std::string& key) const; + std::vector get_file_values(const std::string& key) const; + + // private members... + size_t redirect_count_ = CPPHTTPLIB_REDIRECT_MAX_COUNT; + size_t content_length_ = 0; + ContentProvider content_provider_; + bool is_chunked_content_provider_ = false; + size_t authorization_count_ = 0; + std::chrono::time_point start_time_ = + (std::chrono::steady_clock::time_point::min)(); + }; + + struct Response { + std::string version; + int status = -1; + std::string reason; + Headers headers; + std::string body; + std::string location; // Redirect location + + bool has_header(const std::string& key) const; + std::string get_header_value(const std::string& key, const char* def = "", + size_t id = 0) const; + uint64_t get_header_value_u64(const std::string& key, uint64_t def = 0, + size_t id = 0) const; + size_t get_header_value_count(const std::string& key) const; + void set_header(const std::string& key, const std::string& val); + + void set_redirect(const std::string& url, int status = StatusCode::Found_302); + void set_content(const char* s, size_t n, const std::string& content_type); + void set_content(const std::string& s, const std::string& content_type); + void set_content(std::string&& s, const std::string& content_type); + + void set_content_provider( + size_t length, const std::string& content_type, ContentProvider provider, + ContentProviderResourceReleaser resource_releaser = nullptr); + + void set_content_provider( + const std::string& content_type, ContentProviderWithoutLength provider, + ContentProviderResourceReleaser resource_releaser = nullptr); + + void set_chunked_content_provider( + const std::string& content_type, ContentProviderWithoutLength provider, + ContentProviderResourceReleaser resource_releaser = nullptr); + + void set_file_content(const std::string& path, + const std::string& content_type); + void set_file_content(const std::string& path); + + Response() = default; + Response(const Response&) = default; + Response& operator=(const Response&) = default; + Response(Response&&) = default; + Response& operator=(Response&&) = default; + ~Response() + { + if (content_provider_resource_releaser_) { + content_provider_resource_releaser_(content_provider_success_); + } + } + + // private members... + size_t content_length_ = 0; + ContentProvider content_provider_; + ContentProviderResourceReleaser content_provider_resource_releaser_; + bool is_chunked_content_provider_ = false; + bool content_provider_success_ = false; + std::string file_content_path_; + std::string file_content_content_type_; + }; + + class Stream { + public: + virtual ~Stream() = default; + + virtual bool is_readable() const = 0; + virtual bool is_writable() const = 0; + + virtual ssize_t read(char* ptr, size_t size) = 0; + virtual ssize_t write(const char* ptr, size_t size) = 0; + virtual void get_remote_ip_and_port(std::string& ip, int& port) const = 0; + virtual void get_local_ip_and_port(std::string& ip, int& port) const = 0; + virtual socket_t socket() const = 0; + + virtual time_t duration() const = 0; + + ssize_t write(const char* ptr); + ssize_t write(const std::string& s); + }; + + class TaskQueue { + public: + TaskQueue() = default; + virtual ~TaskQueue() = default; + + virtual bool enqueue(std::function fn) = 0; + virtual void shutdown() = 0; + + virtual void on_idle() {} + }; + + class ThreadPool final : public TaskQueue { + public: + explicit ThreadPool(size_t n, size_t mqr = 0) + : shutdown_(false), max_queued_requests_(mqr) + { + while (n) { + threads_.emplace_back(worker(*this)); + n--; + } + } + + ThreadPool(const ThreadPool&) = delete; + ~ThreadPool() override = default; + + bool enqueue(std::function fn) override + { + { + std::unique_lock lock(mutex_); + if (max_queued_requests_ > 0 && jobs_.size() >= max_queued_requests_) { + return false; + } + jobs_.push_back(std::move(fn)); + } + + cond_.notify_one(); + return true; + } + + void shutdown() override + { + // Stop all worker threads... + { + std::unique_lock lock(mutex_); + shutdown_ = true; + } + + cond_.notify_all(); + + // Join... + for (auto& t : threads_) { + t.join(); + } + } + + private: + struct worker { + explicit worker(ThreadPool& pool) : pool_(pool) {} + + void operator()() + { + for (;;) { + std::function fn; + { + std::unique_lock lock(pool_.mutex_); + + pool_.cond_.wait( + lock, [&] { return !pool_.jobs_.empty() || pool_.shutdown_; }); + + if (pool_.shutdown_ && pool_.jobs_.empty()) { break; } + + fn = pool_.jobs_.front(); + pool_.jobs_.pop_front(); + } + + assert(true == static_cast(fn)); + fn(); + } #if defined(CPPHTTPLIB_OPENSSL_SUPPORT) && !defined(OPENSSL_IS_BORINGSSL) && \ !defined(LIBRESSL_VERSION_NUMBER) - OPENSSL_thread_stop(); + OPENSSL_thread_stop(); #endif + } + + ThreadPool& pool_; + }; + friend struct worker; + + std::vector threads_; + std::list> jobs_; + + bool shutdown_; + size_t max_queued_requests_ = 0; + + std::condition_variable cond_; + std::mutex mutex_; + }; + + using Logger = std::function; + + using SocketOptions = std::function; + + namespace detail + { + + bool set_socket_opt_impl(socket_t sock, int level, int optname, + const void* optval, socklen_t optlen); + bool set_socket_opt(socket_t sock, int level, int optname, int opt); + bool set_socket_opt_time(socket_t sock, int level, int optname, time_t sec, + time_t usec); + + } // namespace detail + + void default_socket_options(socket_t sock); + + const char* status_message(int status); + + std::string get_bearer_token_auth(const Request& req); + + namespace detail + { + + class MatcherBase { + public: + virtual ~MatcherBase() = default; + + // Match request path and populate its matches and + virtual bool match(Request& request) const = 0; + }; + + /** + * Captures parameters in request path and stores them in Request::path_params + * + * Capture name is a substring of a pattern from : to /. + * The rest of the pattern is matched against the request path directly + * Parameters are captured starting from the next character after + * the end of the last matched static pattern fragment until the next /. + * + * Example pattern: + * "/path/fragments/:capture/more/fragments/:second_capture" + * Static fragments: + * "/path/fragments/", "more/fragments/" + * + * Given the following request path: + * "/path/fragments/:1/more/fragments/:2" + * the resulting capture will be + * {{"capture", "1"}, {"second_capture", "2"}} + */ + class PathParamsMatcher final : public MatcherBase { + public: + PathParamsMatcher(const std::string& pattern); + + bool match(Request& request) const override; + + private: + // Treat segment separators as the end of path parameter capture + // Does not need to handle query parameters as they are parsed before path + // matching + static constexpr char separator = '/'; + + // Contains static path fragments to match against, excluding the '/' after + // path params + // Fragments are separated by path params + std::vector static_fragments_; + // Stores the names of the path parameters to be used as keys in the + // Request::path_params map + std::vector param_names_; + }; + + /** + * Performs std::regex_match on request path + * and stores the result in Request::matches + * + * Note that regex match is performed directly on the whole request. + * This means that wildcard patterns may match multiple path segments with /: + * "/begin/(.*)/end" will match both "/begin/middle/end" and "/begin/1/2/end". + */ + class RegexMatcher final : public MatcherBase { + public: + RegexMatcher(const std::string& pattern) : regex_(pattern) {} + + bool match(Request& request) const override; + + private: + std::regex regex_; + }; + + ssize_t write_headers(Stream& strm, const Headers& headers); + + } // namespace detail + + class Server { + public: + using Handler = std::function; + + using ExceptionHandler = + std::function; + + enum class HandlerResponse { + Handled, + Unhandled, + }; + using HandlerWithResponse = + std::function; + + using HandlerWithContentReader = std::function; + + using Expect100ContinueHandler = + std::function; + + Server(); + + virtual ~Server(); + + virtual bool is_valid() const; + + Server& Get(const std::string& pattern, Handler handler); + Server& Post(const std::string& pattern, Handler handler); + Server& Post(const std::string& pattern, HandlerWithContentReader handler); + Server& Put(const std::string& pattern, Handler handler); + Server& Put(const std::string& pattern, HandlerWithContentReader handler); + Server& Patch(const std::string& pattern, Handler handler); + Server& Patch(const std::string& pattern, HandlerWithContentReader handler); + Server& Delete(const std::string& pattern, Handler handler); + Server& Delete(const std::string& pattern, HandlerWithContentReader handler); + Server& Options(const std::string& pattern, Handler handler); + + bool set_base_dir(const std::string& dir, + const std::string& mount_point = std::string()); + bool set_mount_point(const std::string& mount_point, const std::string& dir, + Headers headers = Headers()); + bool remove_mount_point(const std::string& mount_point); + Server& set_file_extension_and_mimetype_mapping(const std::string& ext, + const std::string& mime); + Server& set_default_file_mimetype(const std::string& mime); + Server& set_file_request_handler(Handler handler); + + template + Server& set_error_handler(ErrorHandlerFunc&& handler) + { + return set_error_handler_core( + std::forward(handler), + std::is_convertible{}); + } + + Server& set_exception_handler(ExceptionHandler handler); + Server& set_pre_routing_handler(HandlerWithResponse handler); + Server& set_post_routing_handler(Handler handler); + + Server& set_expect_100_continue_handler(Expect100ContinueHandler handler); + Server& set_logger(Logger logger); + + Server& set_address_family(int family); + Server& set_tcp_nodelay(bool on); + Server& set_ipv6_v6only(bool on); + Server& set_socket_options(SocketOptions socket_options); + + Server& set_default_headers(Headers headers); + Server& + set_header_writer(std::function const& writer); + + Server& set_keep_alive_max_count(size_t count); + Server& set_keep_alive_timeout(time_t sec); + + Server& set_read_timeout(time_t sec, time_t usec = 0); + template + Server& set_read_timeout(const std::chrono::duration& duration); + + Server& set_write_timeout(time_t sec, time_t usec = 0); + template + Server& set_write_timeout(const std::chrono::duration& duration); + + Server& set_idle_interval(time_t sec, time_t usec = 0); + template + Server& set_idle_interval(const std::chrono::duration& duration); + + Server& set_payload_max_length(size_t length); + + bool bind_to_port(const std::string& host, int port, int socket_flags = 0); + int bind_to_any_port(const std::string& host, int socket_flags = 0); + bool listen_after_bind(); + + bool listen(const std::string& host, int port, int socket_flags = 0); + + bool is_running() const; + void wait_until_ready() const; + void stop(); + void decommission(); + + std::function new_task_queue; + + protected: + bool process_request(Stream& strm, const std::string& remote_addr, + int remote_port, const std::string& local_addr, + int local_port, bool close_connection, + bool& connection_closed, + const std::function& setup_request); + + std::atomic svr_sock_{ INVALID_SOCKET }; + size_t keep_alive_max_count_ = CPPHTTPLIB_KEEPALIVE_MAX_COUNT; + time_t keep_alive_timeout_sec_ = CPPHTTPLIB_KEEPALIVE_TIMEOUT_SECOND; + time_t read_timeout_sec_ = CPPHTTPLIB_SERVER_READ_TIMEOUT_SECOND; + time_t read_timeout_usec_ = CPPHTTPLIB_SERVER_READ_TIMEOUT_USECOND; + time_t write_timeout_sec_ = CPPHTTPLIB_SERVER_WRITE_TIMEOUT_SECOND; + time_t write_timeout_usec_ = CPPHTTPLIB_SERVER_WRITE_TIMEOUT_USECOND; + time_t idle_interval_sec_ = CPPHTTPLIB_IDLE_INTERVAL_SECOND; + time_t idle_interval_usec_ = CPPHTTPLIB_IDLE_INTERVAL_USECOND; + size_t payload_max_length_ = CPPHTTPLIB_PAYLOAD_MAX_LENGTH; + + private: + using Handlers = + std::vector, Handler>>; + using HandlersForContentReader = + std::vector, + HandlerWithContentReader>>; + + static std::unique_ptr + make_matcher(const std::string& pattern); + + Server& set_error_handler_core(HandlerWithResponse handler, std::true_type); + Server& set_error_handler_core(Handler handler, std::false_type); + + socket_t create_server_socket(const std::string& host, int port, + int socket_flags, + SocketOptions socket_options) const; + int bind_internal(const std::string& host, int port, int socket_flags); + bool listen_internal(); + + bool routing(Request& req, Response& res, Stream& strm); + bool handle_file_request(const Request& req, Response& res, + bool head = false); + bool dispatch_request(Request& req, Response& res, + const Handlers& handlers) const; + bool dispatch_request_for_content_reader( + Request& req, Response& res, ContentReader content_reader, + const HandlersForContentReader& handlers) const; + + bool parse_request_line(const char* s, Request& req) const; + void apply_ranges(const Request& req, Response& res, + std::string& content_type, std::string& boundary) const; + bool write_response(Stream& strm, bool close_connection, Request& req, + Response& res); + bool write_response_with_content(Stream& strm, bool close_connection, + const Request& req, Response& res); + bool write_response_core(Stream& strm, bool close_connection, + const Request& req, Response& res, + bool need_apply_ranges); + bool write_content_with_provider(Stream& strm, const Request& req, + Response& res, const std::string& boundary, + const std::string& content_type); + bool read_content(Stream& strm, Request& req, Response& res); + bool + read_content_with_content_receiver(Stream& strm, Request& req, Response& res, + ContentReceiver receiver, + MultipartContentHeader multipart_header, + ContentReceiver multipart_receiver); + bool read_content_core(Stream& strm, Request& req, Response& res, + ContentReceiver receiver, + MultipartContentHeader multipart_header, + ContentReceiver multipart_receiver) const; + + virtual bool process_and_close_socket(socket_t sock); + + std::atomic is_running_{ false }; + std::atomic is_decommissioned{ false }; + + struct MountPointEntry { + std::string mount_point; + std::string base_dir; + Headers headers; + }; + std::vector base_dirs_; + std::map file_extension_and_mimetype_map_; + std::string default_file_mimetype_ = "application/octet-stream"; + Handler file_request_handler_; + + Handlers get_handlers_; + Handlers post_handlers_; + HandlersForContentReader post_handlers_for_content_reader_; + Handlers put_handlers_; + HandlersForContentReader put_handlers_for_content_reader_; + Handlers patch_handlers_; + HandlersForContentReader patch_handlers_for_content_reader_; + Handlers delete_handlers_; + HandlersForContentReader delete_handlers_for_content_reader_; + Handlers options_handlers_; + + HandlerWithResponse error_handler_; + ExceptionHandler exception_handler_; + HandlerWithResponse pre_routing_handler_; + Handler post_routing_handler_; + Expect100ContinueHandler expect_100_continue_handler_; + + Logger logger_; + + int address_family_ = AF_UNSPEC; + bool tcp_nodelay_ = CPPHTTPLIB_TCP_NODELAY; + bool ipv6_v6only_ = CPPHTTPLIB_IPV6_V6ONLY; + SocketOptions socket_options_ = default_socket_options; + + Headers default_headers_; + std::function header_writer_ = + detail::write_headers; + }; + + enum class Error { + Success = 0, + Unknown, + Connection, + BindIPAddress, + Read, + Write, + ExceedRedirectCount, + Canceled, + SSLConnection, + SSLLoadingCerts, + SSLServerVerification, + SSLServerHostnameVerification, + UnsupportedMultipartBoundaryChars, + Compression, + ConnectionTimeout, + ProxyConnection, + + // For internal use only + SSLPeerCouldBeClosed_, + }; + + std::string to_string(Error error); + + std::ostream& operator<<(std::ostream& os, const Error& obj); + + class Result { + public: + Result() = default; + Result(std::unique_ptr&& res, Error err, + Headers&& request_headers = Headers{}) + : res_(std::move(res)), err_(err), + request_headers_(std::move(request_headers)) + { + } + // Response + operator bool() const { return res_ != nullptr; } + bool operator==(std::nullptr_t) const { return res_ == nullptr; } + bool operator!=(std::nullptr_t) const { return res_ != nullptr; } + const Response& value() const { return *res_; } + Response& value() { return *res_; } + const Response& operator*() const { return *res_; } + Response& operator*() { return *res_; } + const Response* operator->() const { return res_.get(); } + Response* operator->() { return res_.get(); } + + // Error + Error error() const { return err_; } + + // Request Headers + bool has_request_header(const std::string& key) const; + std::string get_request_header_value(const std::string& key, + const char* def = "", + size_t id = 0) const; + uint64_t get_request_header_value_u64(const std::string& key, + uint64_t def = 0, size_t id = 0) const; + size_t get_request_header_value_count(const std::string& key) const; + + private: + std::unique_ptr res_; + Error err_ = Error::Unknown; + Headers request_headers_; + }; + + class ClientImpl { + public: + explicit ClientImpl(const std::string& host); + + explicit ClientImpl(const std::string& host, int port); + + explicit ClientImpl(const std::string& host, int port, + const std::string& client_cert_path, + const std::string& client_key_path); + + virtual ~ClientImpl(); + + virtual bool is_valid() const; + + Result Get(const std::string& path); + Result Get(const std::string& path, const Headers& headers); + Result Get(const std::string& path, Progress progress); + Result Get(const std::string& path, const Headers& headers, + Progress progress); + Result Get(const std::string& path, ContentReceiver content_receiver); + Result Get(const std::string& path, const Headers& headers, + ContentReceiver content_receiver); + Result Get(const std::string& path, ContentReceiver content_receiver, + Progress progress); + Result Get(const std::string& path, const Headers& headers, + ContentReceiver content_receiver, Progress progress); + Result Get(const std::string& path, ResponseHandler response_handler, + ContentReceiver content_receiver); + Result Get(const std::string& path, const Headers& headers, + ResponseHandler response_handler, + ContentReceiver content_receiver); + Result Get(const std::string& path, ResponseHandler response_handler, + ContentReceiver content_receiver, Progress progress); + Result Get(const std::string& path, const Headers& headers, + ResponseHandler response_handler, ContentReceiver content_receiver, + Progress progress); + + Result Get(const std::string& path, const Params& params, + const Headers& headers, Progress progress = nullptr); + Result Get(const std::string& path, const Params& params, + const Headers& headers, ContentReceiver content_receiver, + Progress progress = nullptr); + Result Get(const std::string& path, const Params& params, + const Headers& headers, ResponseHandler response_handler, + ContentReceiver content_receiver, Progress progress = nullptr); + + Result Head(const std::string& path); + Result Head(const std::string& path, const Headers& headers); + + Result Post(const std::string& path); + Result Post(const std::string& path, const Headers& headers); + Result Post(const std::string& path, const char* body, size_t content_length, + const std::string& content_type); + Result Post(const std::string& path, const Headers& headers, const char* body, + size_t content_length, const std::string& content_type); + Result Post(const std::string& path, const Headers& headers, const char* body, + size_t content_length, const std::string& content_type, + Progress progress); + Result Post(const std::string& path, const std::string& body, + const std::string& content_type); + Result Post(const std::string& path, const std::string& body, + const std::string& content_type, Progress progress); + Result Post(const std::string& path, const Headers& headers, + const std::string& body, const std::string& content_type); + Result Post(const std::string& path, const Headers& headers, + const std::string& body, const std::string& content_type, + Progress progress); + Result Post(const std::string& path, size_t content_length, + ContentProvider content_provider, + const std::string& content_type); + Result Post(const std::string& path, + ContentProviderWithoutLength content_provider, + const std::string& content_type); + Result Post(const std::string& path, const Headers& headers, + size_t content_length, ContentProvider content_provider, + const std::string& content_type); + Result Post(const std::string& path, const Headers& headers, + ContentProviderWithoutLength content_provider, + const std::string& content_type); + Result Post(const std::string& path, const Params& params); + Result Post(const std::string& path, const Headers& headers, + const Params& params); + Result Post(const std::string& path, const Headers& headers, + const Params& params, Progress progress); + Result Post(const std::string& path, const MultipartFormDataItems& items); + Result Post(const std::string& path, const Headers& headers, + const MultipartFormDataItems& items); + Result Post(const std::string& path, const Headers& headers, + const MultipartFormDataItems& items, const std::string& boundary); + Result Post(const std::string& path, const Headers& headers, + const MultipartFormDataItems& items, + const MultipartFormDataProviderItems& provider_items); + + Result Put(const std::string& path); + Result Put(const std::string& path, const char* body, size_t content_length, + const std::string& content_type); + Result Put(const std::string& path, const Headers& headers, const char* body, + size_t content_length, const std::string& content_type); + Result Put(const std::string& path, const Headers& headers, const char* body, + size_t content_length, const std::string& content_type, + Progress progress); + Result Put(const std::string& path, const std::string& body, + const std::string& content_type); + Result Put(const std::string& path, const std::string& body, + const std::string& content_type, Progress progress); + Result Put(const std::string& path, const Headers& headers, + const std::string& body, const std::string& content_type); + Result Put(const std::string& path, const Headers& headers, + const std::string& body, const std::string& content_type, + Progress progress); + Result Put(const std::string& path, size_t content_length, + ContentProvider content_provider, const std::string& content_type); + Result Put(const std::string& path, + ContentProviderWithoutLength content_provider, + const std::string& content_type); + Result Put(const std::string& path, const Headers& headers, + size_t content_length, ContentProvider content_provider, + const std::string& content_type); + Result Put(const std::string& path, const Headers& headers, + ContentProviderWithoutLength content_provider, + const std::string& content_type); + Result Put(const std::string& path, const Params& params); + Result Put(const std::string& path, const Headers& headers, + const Params& params); + Result Put(const std::string& path, const Headers& headers, + const Params& params, Progress progress); + Result Put(const std::string& path, const MultipartFormDataItems& items); + Result Put(const std::string& path, const Headers& headers, + const MultipartFormDataItems& items); + Result Put(const std::string& path, const Headers& headers, + const MultipartFormDataItems& items, const std::string& boundary); + Result Put(const std::string& path, const Headers& headers, + const MultipartFormDataItems& items, + const MultipartFormDataProviderItems& provider_items); + + Result Patch(const std::string& path); + Result Patch(const std::string& path, const char* body, size_t content_length, + const std::string& content_type); + Result Patch(const std::string& path, const char* body, size_t content_length, + const std::string& content_type, Progress progress); + Result Patch(const std::string& path, const Headers& headers, + const char* body, size_t content_length, + const std::string& content_type); + Result Patch(const std::string& path, const Headers& headers, + const char* body, size_t content_length, + const std::string& content_type, Progress progress); + Result Patch(const std::string& path, const std::string& body, + const std::string& content_type); + Result Patch(const std::string& path, const std::string& body, + const std::string& content_type, Progress progress); + Result Patch(const std::string& path, const Headers& headers, + const std::string& body, const std::string& content_type); + Result Patch(const std::string& path, const Headers& headers, + const std::string& body, const std::string& content_type, + Progress progress); + Result Patch(const std::string& path, size_t content_length, + ContentProvider content_provider, + const std::string& content_type); + Result Patch(const std::string& path, + ContentProviderWithoutLength content_provider, + const std::string& content_type); + Result Patch(const std::string& path, const Headers& headers, + size_t content_length, ContentProvider content_provider, + const std::string& content_type); + Result Patch(const std::string& path, const Headers& headers, + ContentProviderWithoutLength content_provider, + const std::string& content_type); + + Result Delete(const std::string& path); + Result Delete(const std::string& path, const Headers& headers); + Result Delete(const std::string& path, const char* body, + size_t content_length, const std::string& content_type); + Result Delete(const std::string& path, const char* body, + size_t content_length, const std::string& content_type, + Progress progress); + Result Delete(const std::string& path, const Headers& headers, + const char* body, size_t content_length, + const std::string& content_type); + Result Delete(const std::string& path, const Headers& headers, + const char* body, size_t content_length, + const std::string& content_type, Progress progress); + Result Delete(const std::string& path, const std::string& body, + const std::string& content_type); + Result Delete(const std::string& path, const std::string& body, + const std::string& content_type, Progress progress); + Result Delete(const std::string& path, const Headers& headers, + const std::string& body, const std::string& content_type); + Result Delete(const std::string& path, const Headers& headers, + const std::string& body, const std::string& content_type, + Progress progress); + + Result Options(const std::string& path); + Result Options(const std::string& path, const Headers& headers); + + bool send(Request& req, Response& res, Error& error); + Result send(const Request& req); + + void stop(); + + std::string host() const; + int port() const; + + size_t is_socket_open() const; + socket_t socket() const; + + void set_hostname_addr_map(std::map addr_map); + + void set_default_headers(Headers headers); + + void + set_header_writer(std::function const& writer); + + void set_address_family(int family); + void set_tcp_nodelay(bool on); + void set_ipv6_v6only(bool on); + void set_socket_options(SocketOptions socket_options); + + void set_connection_timeout(time_t sec, time_t usec = 0); + template + void + set_connection_timeout(const std::chrono::duration& duration); + + void set_read_timeout(time_t sec, time_t usec = 0); + template + void set_read_timeout(const std::chrono::duration& duration); + + void set_write_timeout(time_t sec, time_t usec = 0); + template + void set_write_timeout(const std::chrono::duration& duration); + + void set_max_timeout(time_t msec); + template + void set_max_timeout(const std::chrono::duration& duration); + + void set_basic_auth(const std::string& username, const std::string& password); + void set_bearer_token_auth(const std::string& token); +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + void set_digest_auth(const std::string& username, + const std::string& password); +#endif + + void set_keep_alive(bool on); + void set_follow_location(bool on); + + void set_url_encode(bool on); + + void set_compress(bool on); + + void set_decompress(bool on); + + void set_interface(const std::string& intf); + + void set_proxy(const std::string& host, int port); + void set_proxy_basic_auth(const std::string& username, + const std::string& password); + void set_proxy_bearer_token_auth(const std::string& token); +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + void set_proxy_digest_auth(const std::string& username, + const std::string& password); +#endif + +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + void set_ca_cert_path(const std::string& ca_cert_file_path, + const std::string& ca_cert_dir_path = std::string()); + void set_ca_cert_store(X509_STORE* ca_cert_store); + X509_STORE* create_ca_cert_store(const char* ca_cert, std::size_t size) const; +#endif + +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + void enable_server_certificate_verification(bool enabled); + void enable_server_hostname_verification(bool enabled); + void set_server_certificate_verifier( + std::function verifier); +#endif + + void set_logger(Logger logger); + + protected: + struct Socket { + socket_t sock = INVALID_SOCKET; +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + SSL* ssl = nullptr; +#endif + + bool is_open() const { return sock != INVALID_SOCKET; } + }; + + virtual bool create_and_connect_socket(Socket& socket, Error& error); + + // All of: + // shutdown_ssl + // shutdown_socket + // close_socket + // should ONLY be called when socket_mutex_ is locked. + // Also, shutdown_ssl and close_socket should also NOT be called concurrently + // with a DIFFERENT thread sending requests using that socket. + virtual void shutdown_ssl(Socket& socket, bool shutdown_gracefully); + void shutdown_socket(Socket& socket) const; + void close_socket(Socket& socket); + + bool process_request(Stream& strm, Request& req, Response& res, + bool close_connection, Error& error); + + bool write_content_with_provider(Stream& strm, const Request& req, + Error& error) const; + + void copy_settings(const ClientImpl& rhs); + + // Socket endpoint information + const std::string host_; + const int port_; + const std::string host_and_port_; + + // Current open socket + Socket socket_; + mutable std::mutex socket_mutex_; + std::recursive_mutex request_mutex_; + + // These are all protected under socket_mutex + size_t socket_requests_in_flight_ = 0; + std::thread::id socket_requests_are_from_thread_ = std::thread::id(); + bool socket_should_be_closed_when_request_is_done_ = false; + + // Hostname-IP map + std::map addr_map_; + + // Default headers + Headers default_headers_; + + // Header writer + std::function header_writer_ = + detail::write_headers; + + // Settings + std::string client_cert_path_; + std::string client_key_path_; + + time_t connection_timeout_sec_ = CPPHTTPLIB_CONNECTION_TIMEOUT_SECOND; + time_t connection_timeout_usec_ = CPPHTTPLIB_CONNECTION_TIMEOUT_USECOND; + time_t read_timeout_sec_ = CPPHTTPLIB_CLIENT_READ_TIMEOUT_SECOND; + time_t read_timeout_usec_ = CPPHTTPLIB_CLIENT_READ_TIMEOUT_USECOND; + time_t write_timeout_sec_ = CPPHTTPLIB_CLIENT_WRITE_TIMEOUT_SECOND; + time_t write_timeout_usec_ = CPPHTTPLIB_CLIENT_WRITE_TIMEOUT_USECOND; + time_t max_timeout_msec_ = CPPHTTPLIB_CLIENT_MAX_TIMEOUT_MSECOND; + + std::string basic_auth_username_; + std::string basic_auth_password_; + std::string bearer_token_auth_token_; +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + std::string digest_auth_username_; + std::string digest_auth_password_; +#endif + + bool keep_alive_ = false; + bool follow_location_ = false; + + bool url_encode_ = true; + + int address_family_ = AF_UNSPEC; + bool tcp_nodelay_ = CPPHTTPLIB_TCP_NODELAY; + bool ipv6_v6only_ = CPPHTTPLIB_IPV6_V6ONLY; + SocketOptions socket_options_ = nullptr; + + bool compress_ = false; + bool decompress_ = true; + + std::string interface_; + + std::string proxy_host_; + int proxy_port_ = -1; + + std::string proxy_basic_auth_username_; + std::string proxy_basic_auth_password_; + std::string proxy_bearer_token_auth_token_; +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + std::string proxy_digest_auth_username_; + std::string proxy_digest_auth_password_; +#endif + +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + std::string ca_cert_file_path_; + std::string ca_cert_dir_path_; + + X509_STORE* ca_cert_store_ = nullptr; +#endif + +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + bool server_certificate_verification_ = true; + bool server_hostname_verification_ = true; + std::function server_certificate_verifier_; +#endif + + Logger logger_; + + private: + bool send_(Request& req, Response& res, Error& error); + Result send_(Request&& req); + + socket_t create_client_socket(Error& error) const; + bool read_response_line(Stream& strm, const Request& req, + Response& res) const; + bool write_request(Stream& strm, Request& req, bool close_connection, + Error& error); + bool redirect(Request& req, Response& res, Error& error); + bool handle_request(Stream& strm, Request& req, Response& res, + bool close_connection, Error& error); + std::unique_ptr send_with_content_provider( + Request& req, const char* body, size_t content_length, + ContentProvider content_provider, + ContentProviderWithoutLength content_provider_without_length, + const std::string& content_type, Error& error); + Result send_with_content_provider( + const std::string& method, const std::string& path, + const Headers& headers, const char* body, size_t content_length, + ContentProvider content_provider, + ContentProviderWithoutLength content_provider_without_length, + const std::string& content_type, Progress progress); + ContentProviderWithoutLength get_multipart_content_provider( + const std::string& boundary, const MultipartFormDataItems& items, + const MultipartFormDataProviderItems& provider_items) const; + + std::string adjust_host_string(const std::string& host) const; + + virtual bool + process_socket(const Socket& socket, + std::chrono::time_point start_time, + std::function callback); + virtual bool is_ssl() const; + }; + + class Client { + public: + // Universal interface + explicit Client(const std::string& scheme_host_port); + + explicit Client(const std::string& scheme_host_port, + const std::string& client_cert_path, + const std::string& client_key_path); + + // HTTP only interface + explicit Client(const std::string& host, int port); + + explicit Client(const std::string& host, int port, + const std::string& client_cert_path, + const std::string& client_key_path); + + Client(Client&&) = default; + Client& operator=(Client&&) = default; + + ~Client(); + + bool is_valid() const; + + Result Get(const std::string& path); + Result Get(const std::string& path, const Headers& headers); + Result Get(const std::string& path, Progress progress); + Result Get(const std::string& path, const Headers& headers, + Progress progress); + Result Get(const std::string& path, ContentReceiver content_receiver); + Result Get(const std::string& path, const Headers& headers, + ContentReceiver content_receiver); + Result Get(const std::string& path, ContentReceiver content_receiver, + Progress progress); + Result Get(const std::string& path, const Headers& headers, + ContentReceiver content_receiver, Progress progress); + Result Get(const std::string& path, ResponseHandler response_handler, + ContentReceiver content_receiver); + Result Get(const std::string& path, const Headers& headers, + ResponseHandler response_handler, + ContentReceiver content_receiver); + Result Get(const std::string& path, const Headers& headers, + ResponseHandler response_handler, ContentReceiver content_receiver, + Progress progress); + Result Get(const std::string& path, ResponseHandler response_handler, + ContentReceiver content_receiver, Progress progress); + + Result Get(const std::string& path, const Params& params, + const Headers& headers, Progress progress = nullptr); + Result Get(const std::string& path, const Params& params, + const Headers& headers, ContentReceiver content_receiver, + Progress progress = nullptr); + Result Get(const std::string& path, const Params& params, + const Headers& headers, ResponseHandler response_handler, + ContentReceiver content_receiver, Progress progress = nullptr); + + Result Head(const std::string& path); + Result Head(const std::string& path, const Headers& headers); + + Result Post(const std::string& path); + Result Post(const std::string& path, const Headers& headers); + Result Post(const std::string& path, const char* body, size_t content_length, + const std::string& content_type); + Result Post(const std::string& path, const Headers& headers, const char* body, + size_t content_length, const std::string& content_type); + Result Post(const std::string& path, const Headers& headers, const char* body, + size_t content_length, const std::string& content_type, + Progress progress); + Result Post(const std::string& path, const std::string& body, + const std::string& content_type); + Result Post(const std::string& path, const std::string& body, + const std::string& content_type, Progress progress); + Result Post(const std::string& path, const Headers& headers, + const std::string& body, const std::string& content_type); + Result Post(const std::string& path, const Headers& headers, + const std::string& body, const std::string& content_type, + Progress progress); + Result Post(const std::string& path, size_t content_length, + ContentProvider content_provider, + const std::string& content_type); + Result Post(const std::string& path, + ContentProviderWithoutLength content_provider, + const std::string& content_type); + Result Post(const std::string& path, const Headers& headers, + size_t content_length, ContentProvider content_provider, + const std::string& content_type); + Result Post(const std::string& path, const Headers& headers, + ContentProviderWithoutLength content_provider, + const std::string& content_type); + Result Post(const std::string& path, const Params& params); + Result Post(const std::string& path, const Headers& headers, + const Params& params); + Result Post(const std::string& path, const Headers& headers, + const Params& params, Progress progress); + Result Post(const std::string& path, const MultipartFormDataItems& items); + Result Post(const std::string& path, const Headers& headers, + const MultipartFormDataItems& items); + Result Post(const std::string& path, const Headers& headers, + const MultipartFormDataItems& items, const std::string& boundary); + Result Post(const std::string& path, const Headers& headers, + const MultipartFormDataItems& items, + const MultipartFormDataProviderItems& provider_items); + + Result Put(const std::string& path); + Result Put(const std::string& path, const char* body, size_t content_length, + const std::string& content_type); + Result Put(const std::string& path, const Headers& headers, const char* body, + size_t content_length, const std::string& content_type); + Result Put(const std::string& path, const Headers& headers, const char* body, + size_t content_length, const std::string& content_type, + Progress progress); + Result Put(const std::string& path, const std::string& body, + const std::string& content_type); + Result Put(const std::string& path, const std::string& body, + const std::string& content_type, Progress progress); + Result Put(const std::string& path, const Headers& headers, + const std::string& body, const std::string& content_type); + Result Put(const std::string& path, const Headers& headers, + const std::string& body, const std::string& content_type, + Progress progress); + Result Put(const std::string& path, size_t content_length, + ContentProvider content_provider, const std::string& content_type); + Result Put(const std::string& path, + ContentProviderWithoutLength content_provider, + const std::string& content_type); + Result Put(const std::string& path, const Headers& headers, + size_t content_length, ContentProvider content_provider, + const std::string& content_type); + Result Put(const std::string& path, const Headers& headers, + ContentProviderWithoutLength content_provider, + const std::string& content_type); + Result Put(const std::string& path, const Params& params); + Result Put(const std::string& path, const Headers& headers, + const Params& params); + Result Put(const std::string& path, const Headers& headers, + const Params& params, Progress progress); + Result Put(const std::string& path, const MultipartFormDataItems& items); + Result Put(const std::string& path, const Headers& headers, + const MultipartFormDataItems& items); + Result Put(const std::string& path, const Headers& headers, + const MultipartFormDataItems& items, const std::string& boundary); + Result Put(const std::string& path, const Headers& headers, + const MultipartFormDataItems& items, + const MultipartFormDataProviderItems& provider_items); + + Result Patch(const std::string& path); + Result Patch(const std::string& path, const char* body, size_t content_length, + const std::string& content_type); + Result Patch(const std::string& path, const char* body, size_t content_length, + const std::string& content_type, Progress progress); + Result Patch(const std::string& path, const Headers& headers, + const char* body, size_t content_length, + const std::string& content_type); + Result Patch(const std::string& path, const Headers& headers, + const char* body, size_t content_length, + const std::string& content_type, Progress progress); + Result Patch(const std::string& path, const std::string& body, + const std::string& content_type); + Result Patch(const std::string& path, const std::string& body, + const std::string& content_type, Progress progress); + Result Patch(const std::string& path, const Headers& headers, + const std::string& body, const std::string& content_type); + Result Patch(const std::string& path, const Headers& headers, + const std::string& body, const std::string& content_type, + Progress progress); + Result Patch(const std::string& path, size_t content_length, + ContentProvider content_provider, + const std::string& content_type); + Result Patch(const std::string& path, + ContentProviderWithoutLength content_provider, + const std::string& content_type); + Result Patch(const std::string& path, const Headers& headers, + size_t content_length, ContentProvider content_provider, + const std::string& content_type); + Result Patch(const std::string& path, const Headers& headers, + ContentProviderWithoutLength content_provider, + const std::string& content_type); + + Result Delete(const std::string& path); + Result Delete(const std::string& path, const Headers& headers); + Result Delete(const std::string& path, const char* body, + size_t content_length, const std::string& content_type); + Result Delete(const std::string& path, const char* body, + size_t content_length, const std::string& content_type, + Progress progress); + Result Delete(const std::string& path, const Headers& headers, + const char* body, size_t content_length, + const std::string& content_type); + Result Delete(const std::string& path, const Headers& headers, + const char* body, size_t content_length, + const std::string& content_type, Progress progress); + Result Delete(const std::string& path, const std::string& body, + const std::string& content_type); + Result Delete(const std::string& path, const std::string& body, + const std::string& content_type, Progress progress); + Result Delete(const std::string& path, const Headers& headers, + const std::string& body, const std::string& content_type); + Result Delete(const std::string& path, const Headers& headers, + const std::string& body, const std::string& content_type, + Progress progress); + + Result Options(const std::string& path); + Result Options(const std::string& path, const Headers& headers); + + bool send(Request& req, Response& res, Error& error); + Result send(const Request& req); + + void stop(); + + std::string host() const; + int port() const; + + size_t is_socket_open() const; + socket_t socket() const; + + void set_hostname_addr_map(std::map addr_map); + + void set_default_headers(Headers headers); + + void + set_header_writer(std::function const& writer); + + void set_address_family(int family); + void set_tcp_nodelay(bool on); + void set_socket_options(SocketOptions socket_options); + + void set_connection_timeout(time_t sec, time_t usec = 0); + template + void + set_connection_timeout(const std::chrono::duration& duration); + + void set_read_timeout(time_t sec, time_t usec = 0); + template + void set_read_timeout(const std::chrono::duration& duration); + + void set_write_timeout(time_t sec, time_t usec = 0); + template + void set_write_timeout(const std::chrono::duration& duration); + + void set_max_timeout(time_t msec); + template + void set_max_timeout(const std::chrono::duration& duration); + + void set_basic_auth(const std::string& username, const std::string& password); + void set_bearer_token_auth(const std::string& token); +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + void set_digest_auth(const std::string& username, + const std::string& password); +#endif + + void set_keep_alive(bool on); + void set_follow_location(bool on); + + void set_url_encode(bool on); + + void set_compress(bool on); + + void set_decompress(bool on); + + void set_interface(const std::string& intf); + + void set_proxy(const std::string& host, int port); + void set_proxy_basic_auth(const std::string& username, + const std::string& password); + void set_proxy_bearer_token_auth(const std::string& token); +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + void set_proxy_digest_auth(const std::string& username, + const std::string& password); +#endif + +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + void enable_server_certificate_verification(bool enabled); + void enable_server_hostname_verification(bool enabled); + void set_server_certificate_verifier( + std::function verifier); +#endif + + void set_logger(Logger logger); + + // SSL +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + void set_ca_cert_path(const std::string& ca_cert_file_path, + const std::string& ca_cert_dir_path = std::string()); + + void set_ca_cert_store(X509_STORE* ca_cert_store); + void load_ca_cert_store(const char* ca_cert, std::size_t size); + + long get_openssl_verify_result() const; + + SSL_CTX* ssl_context() const; +#endif + + private: + std::unique_ptr cli_; + +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + bool is_ssl_ = false; +#endif + }; + +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + class SSLServer : public Server { + public: + SSLServer(const char* cert_path, const char* private_key_path, + const char* client_ca_cert_file_path = nullptr, + const char* client_ca_cert_dir_path = nullptr, + const char* private_key_password = nullptr); + + SSLServer(X509* cert, EVP_PKEY* private_key, + X509_STORE* client_ca_cert_store = nullptr); + + SSLServer( + const std::function& setup_ssl_ctx_callback); + + ~SSLServer() override; + + bool is_valid() const override; + + SSL_CTX* ssl_context() const; + + void update_certs(X509* cert, EVP_PKEY* private_key, + X509_STORE* client_ca_cert_store = nullptr); + + private: + bool process_and_close_socket(socket_t sock) override; + + SSL_CTX* ctx_; + std::mutex ctx_mutex_; + }; + + class SSLClient final : public ClientImpl { + public: + explicit SSLClient(const std::string& host); + + explicit SSLClient(const std::string& host, int port); + + explicit SSLClient(const std::string& host, int port, + const std::string& client_cert_path, + const std::string& client_key_path, + const std::string& private_key_password = std::string()); + + explicit SSLClient(const std::string& host, int port, X509* client_cert, + EVP_PKEY* client_key, + const std::string& private_key_password = std::string()); + + ~SSLClient() override; + + bool is_valid() const override; + + void set_ca_cert_store(X509_STORE* ca_cert_store); + void load_ca_cert_store(const char* ca_cert, std::size_t size); + + long get_openssl_verify_result() const; + + SSL_CTX* ssl_context() const; + + private: + bool create_and_connect_socket(Socket& socket, Error& error) override; + void shutdown_ssl(Socket& socket, bool shutdown_gracefully) override; + void shutdown_ssl_impl(Socket& socket, bool shutdown_gracefully); + + bool + process_socket(const Socket& socket, + std::chrono::time_point start_time, + std::function callback) override; + bool is_ssl() const override; + + bool connect_with_proxy( + Socket& sock, + std::chrono::time_point start_time, + Response& res, bool& success, Error& error); + bool initialize_ssl(Socket& socket, Error& error); + + bool load_certs(); + + bool verify_host(X509* server_cert) const; + bool verify_host_with_subject_alt_name(X509* server_cert) const; + bool verify_host_with_common_name(X509* server_cert) const; + bool check_host_name(const char* pattern, size_t pattern_len) const; + + SSL_CTX* ctx_; + std::mutex ctx_mutex_; + std::once_flag initialize_cert_; + + std::vector host_components_; + + long verify_result_ = 0; + + friend class ClientImpl; + }; +#endif + + /* + * Implementation of template methods. + */ + + namespace detail + { + + template + inline void duration_to_sec_and_usec(const T& duration, U callback) + { + auto sec = std::chrono::duration_cast(duration).count(); + auto usec = std::chrono::duration_cast( + duration - std::chrono::seconds(sec)) + .count(); + callback(static_cast(sec), static_cast(usec)); + } + + inline bool is_numeric(const std::string& str) + { + return !str.empty() && std::all_of(str.begin(), str.end(), ::isdigit); + } + + inline uint64_t get_header_value_u64(const Headers& headers, + const std::string& key, uint64_t def, + size_t id, bool& is_invalid_value) + { + is_invalid_value = false; + auto rng = headers.equal_range(key); + auto it = rng.first; + std::advance(it, static_cast(id)); + if (it != rng.second) { + if (is_numeric(it->second)) { + return std::strtoull(it->second.data(), nullptr, 10); + } + else { + is_invalid_value = true; + } + } + return def; + } + + inline uint64_t get_header_value_u64(const Headers& headers, + const std::string& key, uint64_t def, + size_t id) + { + bool dummy = false; + return get_header_value_u64(headers, key, def, id, dummy); + } + + } // namespace detail + + inline uint64_t Request::get_header_value_u64(const std::string& key, + uint64_t def, size_t id) const + { + return detail::get_header_value_u64(headers, key, def, id); } - ThreadPool &pool_; - }; - friend struct worker; - - std::vector threads_; - std::list> jobs_; - - bool shutdown_; - size_t max_queued_requests_ = 0; - - std::condition_variable cond_; - std::mutex mutex_; -}; - -using Logger = std::function; - -using SocketOptions = std::function; - -namespace detail { - -bool set_socket_opt_impl(socket_t sock, int level, int optname, - const void *optval, socklen_t optlen); -bool set_socket_opt(socket_t sock, int level, int optname, int opt); -bool set_socket_opt_time(socket_t sock, int level, int optname, time_t sec, - time_t usec); - -} // namespace detail - -void default_socket_options(socket_t sock); - -const char *status_message(int status); - -std::string get_bearer_token_auth(const Request &req); - -namespace detail { - -class MatcherBase { -public: - virtual ~MatcherBase() = default; - - // Match request path and populate its matches and - virtual bool match(Request &request) const = 0; -}; - -/** - * Captures parameters in request path and stores them in Request::path_params - * - * Capture name is a substring of a pattern from : to /. - * The rest of the pattern is matched against the request path directly - * Parameters are captured starting from the next character after - * the end of the last matched static pattern fragment until the next /. - * - * Example pattern: - * "/path/fragments/:capture/more/fragments/:second_capture" - * Static fragments: - * "/path/fragments/", "more/fragments/" - * - * Given the following request path: - * "/path/fragments/:1/more/fragments/:2" - * the resulting capture will be - * {{"capture", "1"}, {"second_capture", "2"}} - */ -class PathParamsMatcher final : public MatcherBase { -public: - PathParamsMatcher(const std::string &pattern); - - bool match(Request &request) const override; - -private: - // Treat segment separators as the end of path parameter capture - // Does not need to handle query parameters as they are parsed before path - // matching - static constexpr char separator = '/'; - - // Contains static path fragments to match against, excluding the '/' after - // path params - // Fragments are separated by path params - std::vector static_fragments_; - // Stores the names of the path parameters to be used as keys in the - // Request::path_params map - std::vector param_names_; -}; - -/** - * Performs std::regex_match on request path - * and stores the result in Request::matches - * - * Note that regex match is performed directly on the whole request. - * This means that wildcard patterns may match multiple path segments with /: - * "/begin/(.*)/end" will match both "/begin/middle/end" and "/begin/1/2/end". - */ -class RegexMatcher final : public MatcherBase { -public: - RegexMatcher(const std::string &pattern) : regex_(pattern) {} - - bool match(Request &request) const override; - -private: - std::regex regex_; -}; - -ssize_t write_headers(Stream &strm, const Headers &headers); - -} // namespace detail - -class Server { -public: - using Handler = std::function; - - using ExceptionHandler = - std::function; - - enum class HandlerResponse { - Handled, - Unhandled, - }; - using HandlerWithResponse = - std::function; - - using HandlerWithContentReader = std::function; - - using Expect100ContinueHandler = - std::function; - - Server(); - - virtual ~Server(); - - virtual bool is_valid() const; - - Server &Get(const std::string &pattern, Handler handler); - Server &Post(const std::string &pattern, Handler handler); - Server &Post(const std::string &pattern, HandlerWithContentReader handler); - Server &Put(const std::string &pattern, Handler handler); - Server &Put(const std::string &pattern, HandlerWithContentReader handler); - Server &Patch(const std::string &pattern, Handler handler); - Server &Patch(const std::string &pattern, HandlerWithContentReader handler); - Server &Delete(const std::string &pattern, Handler handler); - Server &Delete(const std::string &pattern, HandlerWithContentReader handler); - Server &Options(const std::string &pattern, Handler handler); - - bool set_base_dir(const std::string &dir, - const std::string &mount_point = std::string()); - bool set_mount_point(const std::string &mount_point, const std::string &dir, - Headers headers = Headers()); - bool remove_mount_point(const std::string &mount_point); - Server &set_file_extension_and_mimetype_mapping(const std::string &ext, - const std::string &mime); - Server &set_default_file_mimetype(const std::string &mime); - Server &set_file_request_handler(Handler handler); - - template - Server &set_error_handler(ErrorHandlerFunc &&handler) { - return set_error_handler_core( - std::forward(handler), - std::is_convertible{}); - } - - Server &set_exception_handler(ExceptionHandler handler); - Server &set_pre_routing_handler(HandlerWithResponse handler); - Server &set_post_routing_handler(Handler handler); - - Server &set_expect_100_continue_handler(Expect100ContinueHandler handler); - Server &set_logger(Logger logger); - - Server &set_address_family(int family); - Server &set_tcp_nodelay(bool on); - Server &set_ipv6_v6only(bool on); - Server &set_socket_options(SocketOptions socket_options); - - Server &set_default_headers(Headers headers); - Server & - set_header_writer(std::function const &writer); - - Server &set_keep_alive_max_count(size_t count); - Server &set_keep_alive_timeout(time_t sec); - - Server &set_read_timeout(time_t sec, time_t usec = 0); - template - Server &set_read_timeout(const std::chrono::duration &duration); - - Server &set_write_timeout(time_t sec, time_t usec = 0); - template - Server &set_write_timeout(const std::chrono::duration &duration); - - Server &set_idle_interval(time_t sec, time_t usec = 0); - template - Server &set_idle_interval(const std::chrono::duration &duration); - - Server &set_payload_max_length(size_t length); - - bool bind_to_port(const std::string &host, int port, int socket_flags = 0); - int bind_to_any_port(const std::string &host, int socket_flags = 0); - bool listen_after_bind(); - - bool listen(const std::string &host, int port, int socket_flags = 0); - - bool is_running() const; - void wait_until_ready() const; - void stop(); - void decommission(); - - std::function new_task_queue; - -protected: - bool process_request(Stream &strm, const std::string &remote_addr, - int remote_port, const std::string &local_addr, - int local_port, bool close_connection, - bool &connection_closed, - const std::function &setup_request); - - std::atomic svr_sock_{INVALID_SOCKET}; - size_t keep_alive_max_count_ = CPPHTTPLIB_KEEPALIVE_MAX_COUNT; - time_t keep_alive_timeout_sec_ = CPPHTTPLIB_KEEPALIVE_TIMEOUT_SECOND; - time_t read_timeout_sec_ = CPPHTTPLIB_SERVER_READ_TIMEOUT_SECOND; - time_t read_timeout_usec_ = CPPHTTPLIB_SERVER_READ_TIMEOUT_USECOND; - time_t write_timeout_sec_ = CPPHTTPLIB_SERVER_WRITE_TIMEOUT_SECOND; - time_t write_timeout_usec_ = CPPHTTPLIB_SERVER_WRITE_TIMEOUT_USECOND; - time_t idle_interval_sec_ = CPPHTTPLIB_IDLE_INTERVAL_SECOND; - time_t idle_interval_usec_ = CPPHTTPLIB_IDLE_INTERVAL_USECOND; - size_t payload_max_length_ = CPPHTTPLIB_PAYLOAD_MAX_LENGTH; - -private: - using Handlers = - std::vector, Handler>>; - using HandlersForContentReader = - std::vector, - HandlerWithContentReader>>; - - static std::unique_ptr - make_matcher(const std::string &pattern); - - Server &set_error_handler_core(HandlerWithResponse handler, std::true_type); - Server &set_error_handler_core(Handler handler, std::false_type); - - socket_t create_server_socket(const std::string &host, int port, - int socket_flags, - SocketOptions socket_options) const; - int bind_internal(const std::string &host, int port, int socket_flags); - bool listen_internal(); - - bool routing(Request &req, Response &res, Stream &strm); - bool handle_file_request(const Request &req, Response &res, - bool head = false); - bool dispatch_request(Request &req, Response &res, - const Handlers &handlers) const; - bool dispatch_request_for_content_reader( - Request &req, Response &res, ContentReader content_reader, - const HandlersForContentReader &handlers) const; - - bool parse_request_line(const char *s, Request &req) const; - void apply_ranges(const Request &req, Response &res, - std::string &content_type, std::string &boundary) const; - bool write_response(Stream &strm, bool close_connection, Request &req, - Response &res); - bool write_response_with_content(Stream &strm, bool close_connection, - const Request &req, Response &res); - bool write_response_core(Stream &strm, bool close_connection, - const Request &req, Response &res, - bool need_apply_ranges); - bool write_content_with_provider(Stream &strm, const Request &req, - Response &res, const std::string &boundary, - const std::string &content_type); - bool read_content(Stream &strm, Request &req, Response &res); - bool - read_content_with_content_receiver(Stream &strm, Request &req, Response &res, - ContentReceiver receiver, - MultipartContentHeader multipart_header, - ContentReceiver multipart_receiver); - bool read_content_core(Stream &strm, Request &req, Response &res, - ContentReceiver receiver, - MultipartContentHeader multipart_header, - ContentReceiver multipart_receiver) const; - - virtual bool process_and_close_socket(socket_t sock); - - std::atomic is_running_{false}; - std::atomic is_decommissioned{false}; - - struct MountPointEntry { - std::string mount_point; - std::string base_dir; - Headers headers; - }; - std::vector base_dirs_; - std::map file_extension_and_mimetype_map_; - std::string default_file_mimetype_ = "application/octet-stream"; - Handler file_request_handler_; - - Handlers get_handlers_; - Handlers post_handlers_; - HandlersForContentReader post_handlers_for_content_reader_; - Handlers put_handlers_; - HandlersForContentReader put_handlers_for_content_reader_; - Handlers patch_handlers_; - HandlersForContentReader patch_handlers_for_content_reader_; - Handlers delete_handlers_; - HandlersForContentReader delete_handlers_for_content_reader_; - Handlers options_handlers_; - - HandlerWithResponse error_handler_; - ExceptionHandler exception_handler_; - HandlerWithResponse pre_routing_handler_; - Handler post_routing_handler_; - Expect100ContinueHandler expect_100_continue_handler_; - - Logger logger_; - - int address_family_ = AF_UNSPEC; - bool tcp_nodelay_ = CPPHTTPLIB_TCP_NODELAY; - bool ipv6_v6only_ = CPPHTTPLIB_IPV6_V6ONLY; - SocketOptions socket_options_ = default_socket_options; - - Headers default_headers_; - std::function header_writer_ = - detail::write_headers; -}; - -enum class Error { - Success = 0, - Unknown, - Connection, - BindIPAddress, - Read, - Write, - ExceedRedirectCount, - Canceled, - SSLConnection, - SSLLoadingCerts, - SSLServerVerification, - SSLServerHostnameVerification, - UnsupportedMultipartBoundaryChars, - Compression, - ConnectionTimeout, - ProxyConnection, - - // For internal use only - SSLPeerCouldBeClosed_, -}; - -std::string to_string(Error error); - -std::ostream &operator<<(std::ostream &os, const Error &obj); - -class Result { -public: - Result() = default; - Result(std::unique_ptr &&res, Error err, - Headers &&request_headers = Headers{}) - : res_(std::move(res)), err_(err), - request_headers_(std::move(request_headers)) {} - // Response - operator bool() const { return res_ != nullptr; } - bool operator==(std::nullptr_t) const { return res_ == nullptr; } - bool operator!=(std::nullptr_t) const { return res_ != nullptr; } - const Response &value() const { return *res_; } - Response &value() { return *res_; } - const Response &operator*() const { return *res_; } - Response &operator*() { return *res_; } - const Response *operator->() const { return res_.get(); } - Response *operator->() { return res_.get(); } - - // Error - Error error() const { return err_; } - - // Request Headers - bool has_request_header(const std::string &key) const; - std::string get_request_header_value(const std::string &key, - const char *def = "", - size_t id = 0) const; - uint64_t get_request_header_value_u64(const std::string &key, - uint64_t def = 0, size_t id = 0) const; - size_t get_request_header_value_count(const std::string &key) const; - -private: - std::unique_ptr res_; - Error err_ = Error::Unknown; - Headers request_headers_; -}; - -class ClientImpl { -public: - explicit ClientImpl(const std::string &host); - - explicit ClientImpl(const std::string &host, int port); - - explicit ClientImpl(const std::string &host, int port, - const std::string &client_cert_path, - const std::string &client_key_path); - - virtual ~ClientImpl(); - - virtual bool is_valid() const; - - Result Get(const std::string &path); - Result Get(const std::string &path, const Headers &headers); - Result Get(const std::string &path, Progress progress); - Result Get(const std::string &path, const Headers &headers, - Progress progress); - Result Get(const std::string &path, ContentReceiver content_receiver); - Result Get(const std::string &path, const Headers &headers, - ContentReceiver content_receiver); - Result Get(const std::string &path, ContentReceiver content_receiver, - Progress progress); - Result Get(const std::string &path, const Headers &headers, - ContentReceiver content_receiver, Progress progress); - Result Get(const std::string &path, ResponseHandler response_handler, - ContentReceiver content_receiver); - Result Get(const std::string &path, const Headers &headers, - ResponseHandler response_handler, - ContentReceiver content_receiver); - Result Get(const std::string &path, ResponseHandler response_handler, - ContentReceiver content_receiver, Progress progress); - Result Get(const std::string &path, const Headers &headers, - ResponseHandler response_handler, ContentReceiver content_receiver, - Progress progress); - - Result Get(const std::string &path, const Params ¶ms, - const Headers &headers, Progress progress = nullptr); - Result Get(const std::string &path, const Params ¶ms, - const Headers &headers, ContentReceiver content_receiver, - Progress progress = nullptr); - Result Get(const std::string &path, const Params ¶ms, - const Headers &headers, ResponseHandler response_handler, - ContentReceiver content_receiver, Progress progress = nullptr); - - Result Head(const std::string &path); - Result Head(const std::string &path, const Headers &headers); - - Result Post(const std::string &path); - Result Post(const std::string &path, const Headers &headers); - Result Post(const std::string &path, const char *body, size_t content_length, - const std::string &content_type); - Result Post(const std::string &path, const Headers &headers, const char *body, - size_t content_length, const std::string &content_type); - Result Post(const std::string &path, const Headers &headers, const char *body, - size_t content_length, const std::string &content_type, - Progress progress); - Result Post(const std::string &path, const std::string &body, - const std::string &content_type); - Result Post(const std::string &path, const std::string &body, - const std::string &content_type, Progress progress); - Result Post(const std::string &path, const Headers &headers, - const std::string &body, const std::string &content_type); - Result Post(const std::string &path, const Headers &headers, - const std::string &body, const std::string &content_type, - Progress progress); - Result Post(const std::string &path, size_t content_length, - ContentProvider content_provider, - const std::string &content_type); - Result Post(const std::string &path, - ContentProviderWithoutLength content_provider, - const std::string &content_type); - Result Post(const std::string &path, const Headers &headers, - size_t content_length, ContentProvider content_provider, - const std::string &content_type); - Result Post(const std::string &path, const Headers &headers, - ContentProviderWithoutLength content_provider, - const std::string &content_type); - Result Post(const std::string &path, const Params ¶ms); - Result Post(const std::string &path, const Headers &headers, - const Params ¶ms); - Result Post(const std::string &path, const Headers &headers, - const Params ¶ms, Progress progress); - Result Post(const std::string &path, const MultipartFormDataItems &items); - Result Post(const std::string &path, const Headers &headers, - const MultipartFormDataItems &items); - Result Post(const std::string &path, const Headers &headers, - const MultipartFormDataItems &items, const std::string &boundary); - Result Post(const std::string &path, const Headers &headers, - const MultipartFormDataItems &items, - const MultipartFormDataProviderItems &provider_items); - - Result Put(const std::string &path); - Result Put(const std::string &path, const char *body, size_t content_length, - const std::string &content_type); - Result Put(const std::string &path, const Headers &headers, const char *body, - size_t content_length, const std::string &content_type); - Result Put(const std::string &path, const Headers &headers, const char *body, - size_t content_length, const std::string &content_type, - Progress progress); - Result Put(const std::string &path, const std::string &body, - const std::string &content_type); - Result Put(const std::string &path, const std::string &body, - const std::string &content_type, Progress progress); - Result Put(const std::string &path, const Headers &headers, - const std::string &body, const std::string &content_type); - Result Put(const std::string &path, const Headers &headers, - const std::string &body, const std::string &content_type, - Progress progress); - Result Put(const std::string &path, size_t content_length, - ContentProvider content_provider, const std::string &content_type); - Result Put(const std::string &path, - ContentProviderWithoutLength content_provider, - const std::string &content_type); - Result Put(const std::string &path, const Headers &headers, - size_t content_length, ContentProvider content_provider, - const std::string &content_type); - Result Put(const std::string &path, const Headers &headers, - ContentProviderWithoutLength content_provider, - const std::string &content_type); - Result Put(const std::string &path, const Params ¶ms); - Result Put(const std::string &path, const Headers &headers, - const Params ¶ms); - Result Put(const std::string &path, const Headers &headers, - const Params ¶ms, Progress progress); - Result Put(const std::string &path, const MultipartFormDataItems &items); - Result Put(const std::string &path, const Headers &headers, - const MultipartFormDataItems &items); - Result Put(const std::string &path, const Headers &headers, - const MultipartFormDataItems &items, const std::string &boundary); - Result Put(const std::string &path, const Headers &headers, - const MultipartFormDataItems &items, - const MultipartFormDataProviderItems &provider_items); - - Result Patch(const std::string &path); - Result Patch(const std::string &path, const char *body, size_t content_length, - const std::string &content_type); - Result Patch(const std::string &path, const char *body, size_t content_length, - const std::string &content_type, Progress progress); - Result Patch(const std::string &path, const Headers &headers, - const char *body, size_t content_length, - const std::string &content_type); - Result Patch(const std::string &path, const Headers &headers, - const char *body, size_t content_length, - const std::string &content_type, Progress progress); - Result Patch(const std::string &path, const std::string &body, - const std::string &content_type); - Result Patch(const std::string &path, const std::string &body, - const std::string &content_type, Progress progress); - Result Patch(const std::string &path, const Headers &headers, - const std::string &body, const std::string &content_type); - Result Patch(const std::string &path, const Headers &headers, - const std::string &body, const std::string &content_type, - Progress progress); - Result Patch(const std::string &path, size_t content_length, - ContentProvider content_provider, - const std::string &content_type); - Result Patch(const std::string &path, - ContentProviderWithoutLength content_provider, - const std::string &content_type); - Result Patch(const std::string &path, const Headers &headers, - size_t content_length, ContentProvider content_provider, - const std::string &content_type); - Result Patch(const std::string &path, const Headers &headers, - ContentProviderWithoutLength content_provider, - const std::string &content_type); - - Result Delete(const std::string &path); - Result Delete(const std::string &path, const Headers &headers); - Result Delete(const std::string &path, const char *body, - size_t content_length, const std::string &content_type); - Result Delete(const std::string &path, const char *body, - size_t content_length, const std::string &content_type, - Progress progress); - Result Delete(const std::string &path, const Headers &headers, - const char *body, size_t content_length, - const std::string &content_type); - Result Delete(const std::string &path, const Headers &headers, - const char *body, size_t content_length, - const std::string &content_type, Progress progress); - Result Delete(const std::string &path, const std::string &body, - const std::string &content_type); - Result Delete(const std::string &path, const std::string &body, - const std::string &content_type, Progress progress); - Result Delete(const std::string &path, const Headers &headers, - const std::string &body, const std::string &content_type); - Result Delete(const std::string &path, const Headers &headers, - const std::string &body, const std::string &content_type, - Progress progress); - - Result Options(const std::string &path); - Result Options(const std::string &path, const Headers &headers); - - bool send(Request &req, Response &res, Error &error); - Result send(const Request &req); - - void stop(); - - std::string host() const; - int port() const; - - size_t is_socket_open() const; - socket_t socket() const; - - void set_hostname_addr_map(std::map addr_map); - - void set_default_headers(Headers headers); - - void - set_header_writer(std::function const &writer); - - void set_address_family(int family); - void set_tcp_nodelay(bool on); - void set_ipv6_v6only(bool on); - void set_socket_options(SocketOptions socket_options); - - void set_connection_timeout(time_t sec, time_t usec = 0); - template - void - set_connection_timeout(const std::chrono::duration &duration); - - void set_read_timeout(time_t sec, time_t usec = 0); - template - void set_read_timeout(const std::chrono::duration &duration); - - void set_write_timeout(time_t sec, time_t usec = 0); - template - void set_write_timeout(const std::chrono::duration &duration); - - void set_max_timeout(time_t msec); - template - void set_max_timeout(const std::chrono::duration &duration); - - void set_basic_auth(const std::string &username, const std::string &password); - void set_bearer_token_auth(const std::string &token); -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - void set_digest_auth(const std::string &username, - const std::string &password); -#endif - - void set_keep_alive(bool on); - void set_follow_location(bool on); - - void set_url_encode(bool on); - - void set_compress(bool on); - - void set_decompress(bool on); - - void set_interface(const std::string &intf); - - void set_proxy(const std::string &host, int port); - void set_proxy_basic_auth(const std::string &username, - const std::string &password); - void set_proxy_bearer_token_auth(const std::string &token); -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - void set_proxy_digest_auth(const std::string &username, - const std::string &password); -#endif - -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - void set_ca_cert_path(const std::string &ca_cert_file_path, - const std::string &ca_cert_dir_path = std::string()); - void set_ca_cert_store(X509_STORE *ca_cert_store); - X509_STORE *create_ca_cert_store(const char *ca_cert, std::size_t size) const; -#endif - -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - void enable_server_certificate_verification(bool enabled); - void enable_server_hostname_verification(bool enabled); - void set_server_certificate_verifier( - std::function verifier); -#endif - - void set_logger(Logger logger); - -protected: - struct Socket { - socket_t sock = INVALID_SOCKET; -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - SSL *ssl = nullptr; -#endif - - bool is_open() const { return sock != INVALID_SOCKET; } - }; - - virtual bool create_and_connect_socket(Socket &socket, Error &error); - - // All of: - // shutdown_ssl - // shutdown_socket - // close_socket - // should ONLY be called when socket_mutex_ is locked. - // Also, shutdown_ssl and close_socket should also NOT be called concurrently - // with a DIFFERENT thread sending requests using that socket. - virtual void shutdown_ssl(Socket &socket, bool shutdown_gracefully); - void shutdown_socket(Socket &socket) const; - void close_socket(Socket &socket); - - bool process_request(Stream &strm, Request &req, Response &res, - bool close_connection, Error &error); - - bool write_content_with_provider(Stream &strm, const Request &req, - Error &error) const; - - void copy_settings(const ClientImpl &rhs); - - // Socket endpoint information - const std::string host_; - const int port_; - const std::string host_and_port_; - - // Current open socket - Socket socket_; - mutable std::mutex socket_mutex_; - std::recursive_mutex request_mutex_; - - // These are all protected under socket_mutex - size_t socket_requests_in_flight_ = 0; - std::thread::id socket_requests_are_from_thread_ = std::thread::id(); - bool socket_should_be_closed_when_request_is_done_ = false; - - // Hostname-IP map - std::map addr_map_; - - // Default headers - Headers default_headers_; - - // Header writer - std::function header_writer_ = - detail::write_headers; - - // Settings - std::string client_cert_path_; - std::string client_key_path_; - - time_t connection_timeout_sec_ = CPPHTTPLIB_CONNECTION_TIMEOUT_SECOND; - time_t connection_timeout_usec_ = CPPHTTPLIB_CONNECTION_TIMEOUT_USECOND; - time_t read_timeout_sec_ = CPPHTTPLIB_CLIENT_READ_TIMEOUT_SECOND; - time_t read_timeout_usec_ = CPPHTTPLIB_CLIENT_READ_TIMEOUT_USECOND; - time_t write_timeout_sec_ = CPPHTTPLIB_CLIENT_WRITE_TIMEOUT_SECOND; - time_t write_timeout_usec_ = CPPHTTPLIB_CLIENT_WRITE_TIMEOUT_USECOND; - time_t max_timeout_msec_ = CPPHTTPLIB_CLIENT_MAX_TIMEOUT_MSECOND; - - std::string basic_auth_username_; - std::string basic_auth_password_; - std::string bearer_token_auth_token_; -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - std::string digest_auth_username_; - std::string digest_auth_password_; -#endif - - bool keep_alive_ = false; - bool follow_location_ = false; - - bool url_encode_ = true; - - int address_family_ = AF_UNSPEC; - bool tcp_nodelay_ = CPPHTTPLIB_TCP_NODELAY; - bool ipv6_v6only_ = CPPHTTPLIB_IPV6_V6ONLY; - SocketOptions socket_options_ = nullptr; - - bool compress_ = false; - bool decompress_ = true; - - std::string interface_; - - std::string proxy_host_; - int proxy_port_ = -1; - - std::string proxy_basic_auth_username_; - std::string proxy_basic_auth_password_; - std::string proxy_bearer_token_auth_token_; -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - std::string proxy_digest_auth_username_; - std::string proxy_digest_auth_password_; -#endif - -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - std::string ca_cert_file_path_; - std::string ca_cert_dir_path_; - - X509_STORE *ca_cert_store_ = nullptr; -#endif - -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - bool server_certificate_verification_ = true; - bool server_hostname_verification_ = true; - std::function server_certificate_verifier_; -#endif - - Logger logger_; - -private: - bool send_(Request &req, Response &res, Error &error); - Result send_(Request &&req); - - socket_t create_client_socket(Error &error) const; - bool read_response_line(Stream &strm, const Request &req, - Response &res) const; - bool write_request(Stream &strm, Request &req, bool close_connection, - Error &error); - bool redirect(Request &req, Response &res, Error &error); - bool handle_request(Stream &strm, Request &req, Response &res, - bool close_connection, Error &error); - std::unique_ptr send_with_content_provider( - Request &req, const char *body, size_t content_length, - ContentProvider content_provider, - ContentProviderWithoutLength content_provider_without_length, - const std::string &content_type, Error &error); - Result send_with_content_provider( - const std::string &method, const std::string &path, - const Headers &headers, const char *body, size_t content_length, - ContentProvider content_provider, - ContentProviderWithoutLength content_provider_without_length, - const std::string &content_type, Progress progress); - ContentProviderWithoutLength get_multipart_content_provider( - const std::string &boundary, const MultipartFormDataItems &items, - const MultipartFormDataProviderItems &provider_items) const; - - std::string adjust_host_string(const std::string &host) const; - - virtual bool - process_socket(const Socket &socket, - std::chrono::time_point start_time, - std::function callback); - virtual bool is_ssl() const; -}; - -class Client { -public: - // Universal interface - explicit Client(const std::string &scheme_host_port); - - explicit Client(const std::string &scheme_host_port, - const std::string &client_cert_path, - const std::string &client_key_path); - - // HTTP only interface - explicit Client(const std::string &host, int port); - - explicit Client(const std::string &host, int port, - const std::string &client_cert_path, - const std::string &client_key_path); - - Client(Client &&) = default; - Client &operator=(Client &&) = default; - - ~Client(); - - bool is_valid() const; - - Result Get(const std::string &path); - Result Get(const std::string &path, const Headers &headers); - Result Get(const std::string &path, Progress progress); - Result Get(const std::string &path, const Headers &headers, - Progress progress); - Result Get(const std::string &path, ContentReceiver content_receiver); - Result Get(const std::string &path, const Headers &headers, - ContentReceiver content_receiver); - Result Get(const std::string &path, ContentReceiver content_receiver, - Progress progress); - Result Get(const std::string &path, const Headers &headers, - ContentReceiver content_receiver, Progress progress); - Result Get(const std::string &path, ResponseHandler response_handler, - ContentReceiver content_receiver); - Result Get(const std::string &path, const Headers &headers, - ResponseHandler response_handler, - ContentReceiver content_receiver); - Result Get(const std::string &path, const Headers &headers, - ResponseHandler response_handler, ContentReceiver content_receiver, - Progress progress); - Result Get(const std::string &path, ResponseHandler response_handler, - ContentReceiver content_receiver, Progress progress); - - Result Get(const std::string &path, const Params ¶ms, - const Headers &headers, Progress progress = nullptr); - Result Get(const std::string &path, const Params ¶ms, - const Headers &headers, ContentReceiver content_receiver, - Progress progress = nullptr); - Result Get(const std::string &path, const Params ¶ms, - const Headers &headers, ResponseHandler response_handler, - ContentReceiver content_receiver, Progress progress = nullptr); - - Result Head(const std::string &path); - Result Head(const std::string &path, const Headers &headers); - - Result Post(const std::string &path); - Result Post(const std::string &path, const Headers &headers); - Result Post(const std::string &path, const char *body, size_t content_length, - const std::string &content_type); - Result Post(const std::string &path, const Headers &headers, const char *body, - size_t content_length, const std::string &content_type); - Result Post(const std::string &path, const Headers &headers, const char *body, - size_t content_length, const std::string &content_type, - Progress progress); - Result Post(const std::string &path, const std::string &body, - const std::string &content_type); - Result Post(const std::string &path, const std::string &body, - const std::string &content_type, Progress progress); - Result Post(const std::string &path, const Headers &headers, - const std::string &body, const std::string &content_type); - Result Post(const std::string &path, const Headers &headers, - const std::string &body, const std::string &content_type, - Progress progress); - Result Post(const std::string &path, size_t content_length, - ContentProvider content_provider, - const std::string &content_type); - Result Post(const std::string &path, - ContentProviderWithoutLength content_provider, - const std::string &content_type); - Result Post(const std::string &path, const Headers &headers, - size_t content_length, ContentProvider content_provider, - const std::string &content_type); - Result Post(const std::string &path, const Headers &headers, - ContentProviderWithoutLength content_provider, - const std::string &content_type); - Result Post(const std::string &path, const Params ¶ms); - Result Post(const std::string &path, const Headers &headers, - const Params ¶ms); - Result Post(const std::string &path, const Headers &headers, - const Params ¶ms, Progress progress); - Result Post(const std::string &path, const MultipartFormDataItems &items); - Result Post(const std::string &path, const Headers &headers, - const MultipartFormDataItems &items); - Result Post(const std::string &path, const Headers &headers, - const MultipartFormDataItems &items, const std::string &boundary); - Result Post(const std::string &path, const Headers &headers, - const MultipartFormDataItems &items, - const MultipartFormDataProviderItems &provider_items); - - Result Put(const std::string &path); - Result Put(const std::string &path, const char *body, size_t content_length, - const std::string &content_type); - Result Put(const std::string &path, const Headers &headers, const char *body, - size_t content_length, const std::string &content_type); - Result Put(const std::string &path, const Headers &headers, const char *body, - size_t content_length, const std::string &content_type, - Progress progress); - Result Put(const std::string &path, const std::string &body, - const std::string &content_type); - Result Put(const std::string &path, const std::string &body, - const std::string &content_type, Progress progress); - Result Put(const std::string &path, const Headers &headers, - const std::string &body, const std::string &content_type); - Result Put(const std::string &path, const Headers &headers, - const std::string &body, const std::string &content_type, - Progress progress); - Result Put(const std::string &path, size_t content_length, - ContentProvider content_provider, const std::string &content_type); - Result Put(const std::string &path, - ContentProviderWithoutLength content_provider, - const std::string &content_type); - Result Put(const std::string &path, const Headers &headers, - size_t content_length, ContentProvider content_provider, - const std::string &content_type); - Result Put(const std::string &path, const Headers &headers, - ContentProviderWithoutLength content_provider, - const std::string &content_type); - Result Put(const std::string &path, const Params ¶ms); - Result Put(const std::string &path, const Headers &headers, - const Params ¶ms); - Result Put(const std::string &path, const Headers &headers, - const Params ¶ms, Progress progress); - Result Put(const std::string &path, const MultipartFormDataItems &items); - Result Put(const std::string &path, const Headers &headers, - const MultipartFormDataItems &items); - Result Put(const std::string &path, const Headers &headers, - const MultipartFormDataItems &items, const std::string &boundary); - Result Put(const std::string &path, const Headers &headers, - const MultipartFormDataItems &items, - const MultipartFormDataProviderItems &provider_items); - - Result Patch(const std::string &path); - Result Patch(const std::string &path, const char *body, size_t content_length, - const std::string &content_type); - Result Patch(const std::string &path, const char *body, size_t content_length, - const std::string &content_type, Progress progress); - Result Patch(const std::string &path, const Headers &headers, - const char *body, size_t content_length, - const std::string &content_type); - Result Patch(const std::string &path, const Headers &headers, - const char *body, size_t content_length, - const std::string &content_type, Progress progress); - Result Patch(const std::string &path, const std::string &body, - const std::string &content_type); - Result Patch(const std::string &path, const std::string &body, - const std::string &content_type, Progress progress); - Result Patch(const std::string &path, const Headers &headers, - const std::string &body, const std::string &content_type); - Result Patch(const std::string &path, const Headers &headers, - const std::string &body, const std::string &content_type, - Progress progress); - Result Patch(const std::string &path, size_t content_length, - ContentProvider content_provider, - const std::string &content_type); - Result Patch(const std::string &path, - ContentProviderWithoutLength content_provider, - const std::string &content_type); - Result Patch(const std::string &path, const Headers &headers, - size_t content_length, ContentProvider content_provider, - const std::string &content_type); - Result Patch(const std::string &path, const Headers &headers, - ContentProviderWithoutLength content_provider, - const std::string &content_type); - - Result Delete(const std::string &path); - Result Delete(const std::string &path, const Headers &headers); - Result Delete(const std::string &path, const char *body, - size_t content_length, const std::string &content_type); - Result Delete(const std::string &path, const char *body, - size_t content_length, const std::string &content_type, - Progress progress); - Result Delete(const std::string &path, const Headers &headers, - const char *body, size_t content_length, - const std::string &content_type); - Result Delete(const std::string &path, const Headers &headers, - const char *body, size_t content_length, - const std::string &content_type, Progress progress); - Result Delete(const std::string &path, const std::string &body, - const std::string &content_type); - Result Delete(const std::string &path, const std::string &body, - const std::string &content_type, Progress progress); - Result Delete(const std::string &path, const Headers &headers, - const std::string &body, const std::string &content_type); - Result Delete(const std::string &path, const Headers &headers, - const std::string &body, const std::string &content_type, - Progress progress); - - Result Options(const std::string &path); - Result Options(const std::string &path, const Headers &headers); - - bool send(Request &req, Response &res, Error &error); - Result send(const Request &req); - - void stop(); - - std::string host() const; - int port() const; - - size_t is_socket_open() const; - socket_t socket() const; - - void set_hostname_addr_map(std::map addr_map); - - void set_default_headers(Headers headers); - - void - set_header_writer(std::function const &writer); - - void set_address_family(int family); - void set_tcp_nodelay(bool on); - void set_socket_options(SocketOptions socket_options); - - void set_connection_timeout(time_t sec, time_t usec = 0); - template - void - set_connection_timeout(const std::chrono::duration &duration); - - void set_read_timeout(time_t sec, time_t usec = 0); - template - void set_read_timeout(const std::chrono::duration &duration); - - void set_write_timeout(time_t sec, time_t usec = 0); - template - void set_write_timeout(const std::chrono::duration &duration); - - void set_max_timeout(time_t msec); - template - void set_max_timeout(const std::chrono::duration &duration); - - void set_basic_auth(const std::string &username, const std::string &password); - void set_bearer_token_auth(const std::string &token); -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - void set_digest_auth(const std::string &username, - const std::string &password); -#endif - - void set_keep_alive(bool on); - void set_follow_location(bool on); - - void set_url_encode(bool on); - - void set_compress(bool on); - - void set_decompress(bool on); - - void set_interface(const std::string &intf); - - void set_proxy(const std::string &host, int port); - void set_proxy_basic_auth(const std::string &username, - const std::string &password); - void set_proxy_bearer_token_auth(const std::string &token); -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - void set_proxy_digest_auth(const std::string &username, - const std::string &password); -#endif - -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - void enable_server_certificate_verification(bool enabled); - void enable_server_hostname_verification(bool enabled); - void set_server_certificate_verifier( - std::function verifier); -#endif - - void set_logger(Logger logger); - - // SSL -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - void set_ca_cert_path(const std::string &ca_cert_file_path, - const std::string &ca_cert_dir_path = std::string()); - - void set_ca_cert_store(X509_STORE *ca_cert_store); - void load_ca_cert_store(const char *ca_cert, std::size_t size); - - long get_openssl_verify_result() const; - - SSL_CTX *ssl_context() const; -#endif - -private: - std::unique_ptr cli_; - -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - bool is_ssl_ = false; -#endif -}; - -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT -class SSLServer : public Server { -public: - SSLServer(const char *cert_path, const char *private_key_path, - const char *client_ca_cert_file_path = nullptr, - const char *client_ca_cert_dir_path = nullptr, - const char *private_key_password = nullptr); - - SSLServer(X509 *cert, EVP_PKEY *private_key, - X509_STORE *client_ca_cert_store = nullptr); - - SSLServer( - const std::function &setup_ssl_ctx_callback); - - ~SSLServer() override; - - bool is_valid() const override; - - SSL_CTX *ssl_context() const; - - void update_certs(X509 *cert, EVP_PKEY *private_key, - X509_STORE *client_ca_cert_store = nullptr); - -private: - bool process_and_close_socket(socket_t sock) override; - - SSL_CTX *ctx_; - std::mutex ctx_mutex_; -}; - -class SSLClient final : public ClientImpl { -public: - explicit SSLClient(const std::string &host); - - explicit SSLClient(const std::string &host, int port); - - explicit SSLClient(const std::string &host, int port, - const std::string &client_cert_path, - const std::string &client_key_path, - const std::string &private_key_password = std::string()); - - explicit SSLClient(const std::string &host, int port, X509 *client_cert, - EVP_PKEY *client_key, - const std::string &private_key_password = std::string()); - - ~SSLClient() override; - - bool is_valid() const override; - - void set_ca_cert_store(X509_STORE *ca_cert_store); - void load_ca_cert_store(const char *ca_cert, std::size_t size); - - long get_openssl_verify_result() const; - - SSL_CTX *ssl_context() const; - -private: - bool create_and_connect_socket(Socket &socket, Error &error) override; - void shutdown_ssl(Socket &socket, bool shutdown_gracefully) override; - void shutdown_ssl_impl(Socket &socket, bool shutdown_gracefully); - - bool - process_socket(const Socket &socket, - std::chrono::time_point start_time, - std::function callback) override; - bool is_ssl() const override; - - bool connect_with_proxy( - Socket &sock, - std::chrono::time_point start_time, - Response &res, bool &success, Error &error); - bool initialize_ssl(Socket &socket, Error &error); - - bool load_certs(); - - bool verify_host(X509 *server_cert) const; - bool verify_host_with_subject_alt_name(X509 *server_cert) const; - bool verify_host_with_common_name(X509 *server_cert) const; - bool check_host_name(const char *pattern, size_t pattern_len) const; - - SSL_CTX *ctx_; - std::mutex ctx_mutex_; - std::once_flag initialize_cert_; - - std::vector host_components_; - - long verify_result_ = 0; - - friend class ClientImpl; -}; -#endif - -/* - * Implementation of template methods. - */ - -namespace detail { - -template -inline void duration_to_sec_and_usec(const T &duration, U callback) { - auto sec = std::chrono::duration_cast(duration).count(); - auto usec = std::chrono::duration_cast( - duration - std::chrono::seconds(sec)) - .count(); - callback(static_cast(sec), static_cast(usec)); -} - -inline bool is_numeric(const std::string &str) { - return !str.empty() && std::all_of(str.begin(), str.end(), ::isdigit); -} - -inline uint64_t get_header_value_u64(const Headers &headers, - const std::string &key, uint64_t def, - size_t id, bool &is_invalid_value) { - is_invalid_value = false; - auto rng = headers.equal_range(key); - auto it = rng.first; - std::advance(it, static_cast(id)); - if (it != rng.second) { - if (is_numeric(it->second)) { - return std::strtoull(it->second.data(), nullptr, 10); - } else { - is_invalid_value = true; + inline uint64_t Response::get_header_value_u64(const std::string& key, + uint64_t def, size_t id) const + { + return detail::get_header_value_u64(headers, key, def, id); } - } - return def; -} -inline uint64_t get_header_value_u64(const Headers &headers, - const std::string &key, uint64_t def, - size_t id) { - bool dummy = false; - return get_header_value_u64(headers, key, def, id, dummy); -} + namespace detail + { -} // namespace detail - -inline uint64_t Request::get_header_value_u64(const std::string &key, - uint64_t def, size_t id) const { - return detail::get_header_value_u64(headers, key, def, id); -} - -inline uint64_t Response::get_header_value_u64(const std::string &key, - uint64_t def, size_t id) const { - return detail::get_header_value_u64(headers, key, def, id); -} - -namespace detail { - -inline bool set_socket_opt_impl(socket_t sock, int level, int optname, - const void *optval, socklen_t optlen) { - return setsockopt(sock, level, optname, + inline bool set_socket_opt_impl(socket_t sock, int level, int optname, + const void* optval, socklen_t optlen) + { + return setsockopt(sock, level, optname, #ifdef _WIN32 - reinterpret_cast(optval), + reinterpret_cast(optval), #else - optval, + optval, #endif - optlen) == 0; -} + optlen) == 0; + } -inline bool set_socket_opt(socket_t sock, int level, int optname, int optval) { - return set_socket_opt_impl(sock, level, optname, &optval, sizeof(optval)); -} + inline bool set_socket_opt(socket_t sock, int level, int optname, int optval) + { + return set_socket_opt_impl(sock, level, optname, &optval, sizeof(optval)); + } -inline bool set_socket_opt_time(socket_t sock, int level, int optname, - time_t sec, time_t usec) { + inline bool set_socket_opt_time(socket_t sock, int level, int optname, + time_t sec, time_t usec) + { #ifdef _WIN32 - auto timeout = static_cast(sec * 1000 + usec / 1000); + auto timeout = static_cast(sec * 1000 + usec / 1000); #else - timeval timeout; - timeout.tv_sec = static_cast(sec); - timeout.tv_usec = static_cast(usec); + timeval timeout; + timeout.tv_sec = static_cast(sec); + timeout.tv_usec = static_cast(usec); #endif - return set_socket_opt_impl(sock, level, optname, &timeout, sizeof(timeout)); -} + return set_socket_opt_impl(sock, level, optname, &timeout, sizeof(timeout)); + } -} // namespace detail + } // namespace detail -inline void default_socket_options(socket_t sock) { - detail::set_socket_opt(sock, SOL_SOCKET, + inline void default_socket_options(socket_t sock) + { + detail::set_socket_opt(sock, SOL_SOCKET, #ifdef SO_REUSEPORT - SO_REUSEPORT, + SO_REUSEPORT, #else - SO_REUSEADDR, + SO_REUSEADDR, #endif - 1); -} + 1); + } -inline const char *status_message(int status) { - switch (status) { - case StatusCode::Continue_100: return "Continue"; - case StatusCode::SwitchingProtocol_101: return "Switching Protocol"; - case StatusCode::Processing_102: return "Processing"; - case StatusCode::EarlyHints_103: return "Early Hints"; - case StatusCode::OK_200: return "OK"; - case StatusCode::Created_201: return "Created"; - case StatusCode::Accepted_202: return "Accepted"; - case StatusCode::NonAuthoritativeInformation_203: - return "Non-Authoritative Information"; - case StatusCode::NoContent_204: return "No Content"; - case StatusCode::ResetContent_205: return "Reset Content"; - case StatusCode::PartialContent_206: return "Partial Content"; - case StatusCode::MultiStatus_207: return "Multi-Status"; - case StatusCode::AlreadyReported_208: return "Already Reported"; - case StatusCode::IMUsed_226: return "IM Used"; - case StatusCode::MultipleChoices_300: return "Multiple Choices"; - case StatusCode::MovedPermanently_301: return "Moved Permanently"; - case StatusCode::Found_302: return "Found"; - case StatusCode::SeeOther_303: return "See Other"; - case StatusCode::NotModified_304: return "Not Modified"; - case StatusCode::UseProxy_305: return "Use Proxy"; - case StatusCode::unused_306: return "unused"; - case StatusCode::TemporaryRedirect_307: return "Temporary Redirect"; - case StatusCode::PermanentRedirect_308: return "Permanent Redirect"; - case StatusCode::BadRequest_400: return "Bad Request"; - case StatusCode::Unauthorized_401: return "Unauthorized"; - case StatusCode::PaymentRequired_402: return "Payment Required"; - case StatusCode::Forbidden_403: return "Forbidden"; - case StatusCode::NotFound_404: return "Not Found"; - case StatusCode::MethodNotAllowed_405: return "Method Not Allowed"; - case StatusCode::NotAcceptable_406: return "Not Acceptable"; - case StatusCode::ProxyAuthenticationRequired_407: - return "Proxy Authentication Required"; - case StatusCode::RequestTimeout_408: return "Request Timeout"; - case StatusCode::Conflict_409: return "Conflict"; - case StatusCode::Gone_410: return "Gone"; - case StatusCode::LengthRequired_411: return "Length Required"; - case StatusCode::PreconditionFailed_412: return "Precondition Failed"; - case StatusCode::PayloadTooLarge_413: return "Payload Too Large"; - case StatusCode::UriTooLong_414: return "URI Too Long"; - case StatusCode::UnsupportedMediaType_415: return "Unsupported Media Type"; - case StatusCode::RangeNotSatisfiable_416: return "Range Not Satisfiable"; - case StatusCode::ExpectationFailed_417: return "Expectation Failed"; - case StatusCode::ImATeapot_418: return "I'm a teapot"; - case StatusCode::MisdirectedRequest_421: return "Misdirected Request"; - case StatusCode::UnprocessableContent_422: return "Unprocessable Content"; - case StatusCode::Locked_423: return "Locked"; - case StatusCode::FailedDependency_424: return "Failed Dependency"; - case StatusCode::TooEarly_425: return "Too Early"; - case StatusCode::UpgradeRequired_426: return "Upgrade Required"; - case StatusCode::PreconditionRequired_428: return "Precondition Required"; - case StatusCode::TooManyRequests_429: return "Too Many Requests"; - case StatusCode::RequestHeaderFieldsTooLarge_431: - return "Request Header Fields Too Large"; - case StatusCode::UnavailableForLegalReasons_451: - return "Unavailable For Legal Reasons"; - case StatusCode::NotImplemented_501: return "Not Implemented"; - case StatusCode::BadGateway_502: return "Bad Gateway"; - case StatusCode::ServiceUnavailable_503: return "Service Unavailable"; - case StatusCode::GatewayTimeout_504: return "Gateway Timeout"; - case StatusCode::HttpVersionNotSupported_505: - return "HTTP Version Not Supported"; - case StatusCode::VariantAlsoNegotiates_506: return "Variant Also Negotiates"; - case StatusCode::InsufficientStorage_507: return "Insufficient Storage"; - case StatusCode::LoopDetected_508: return "Loop Detected"; - case StatusCode::NotExtended_510: return "Not Extended"; - case StatusCode::NetworkAuthenticationRequired_511: - return "Network Authentication Required"; + inline const char* status_message(int status) + { + switch (status) { + case StatusCode::Continue_100: return "Continue"; + case StatusCode::SwitchingProtocol_101: return "Switching Protocol"; + case StatusCode::Processing_102: return "Processing"; + case StatusCode::EarlyHints_103: return "Early Hints"; + case StatusCode::OK_200: return "OK"; + case StatusCode::Created_201: return "Created"; + case StatusCode::Accepted_202: return "Accepted"; + case StatusCode::NonAuthoritativeInformation_203: + return "Non-Authoritative Information"; + case StatusCode::NoContent_204: return "No Content"; + case StatusCode::ResetContent_205: return "Reset Content"; + case StatusCode::PartialContent_206: return "Partial Content"; + case StatusCode::MultiStatus_207: return "Multi-Status"; + case StatusCode::AlreadyReported_208: return "Already Reported"; + case StatusCode::IMUsed_226: return "IM Used"; + case StatusCode::MultipleChoices_300: return "Multiple Choices"; + case StatusCode::MovedPermanently_301: return "Moved Permanently"; + case StatusCode::Found_302: return "Found"; + case StatusCode::SeeOther_303: return "See Other"; + case StatusCode::NotModified_304: return "Not Modified"; + case StatusCode::UseProxy_305: return "Use Proxy"; + case StatusCode::unused_306: return "unused"; + case StatusCode::TemporaryRedirect_307: return "Temporary Redirect"; + case StatusCode::PermanentRedirect_308: return "Permanent Redirect"; + case StatusCode::BadRequest_400: return "Bad Request"; + case StatusCode::Unauthorized_401: return "Unauthorized"; + case StatusCode::PaymentRequired_402: return "Payment Required"; + case StatusCode::Forbidden_403: return "Forbidden"; + case StatusCode::NotFound_404: return "Not Found"; + case StatusCode::MethodNotAllowed_405: return "Method Not Allowed"; + case StatusCode::NotAcceptable_406: return "Not Acceptable"; + case StatusCode::ProxyAuthenticationRequired_407: + return "Proxy Authentication Required"; + case StatusCode::RequestTimeout_408: return "Request Timeout"; + case StatusCode::Conflict_409: return "Conflict"; + case StatusCode::Gone_410: return "Gone"; + case StatusCode::LengthRequired_411: return "Length Required"; + case StatusCode::PreconditionFailed_412: return "Precondition Failed"; + case StatusCode::PayloadTooLarge_413: return "Payload Too Large"; + case StatusCode::UriTooLong_414: return "URI Too Long"; + case StatusCode::UnsupportedMediaType_415: return "Unsupported Media Type"; + case StatusCode::RangeNotSatisfiable_416: return "Range Not Satisfiable"; + case StatusCode::ExpectationFailed_417: return "Expectation Failed"; + case StatusCode::ImATeapot_418: return "I'm a teapot"; + case StatusCode::MisdirectedRequest_421: return "Misdirected Request"; + case StatusCode::UnprocessableContent_422: return "Unprocessable Content"; + case StatusCode::Locked_423: return "Locked"; + case StatusCode::FailedDependency_424: return "Failed Dependency"; + case StatusCode::TooEarly_425: return "Too Early"; + case StatusCode::UpgradeRequired_426: return "Upgrade Required"; + case StatusCode::PreconditionRequired_428: return "Precondition Required"; + case StatusCode::TooManyRequests_429: return "Too Many Requests"; + case StatusCode::RequestHeaderFieldsTooLarge_431: + return "Request Header Fields Too Large"; + case StatusCode::UnavailableForLegalReasons_451: + return "Unavailable For Legal Reasons"; + case StatusCode::NotImplemented_501: return "Not Implemented"; + case StatusCode::BadGateway_502: return "Bad Gateway"; + case StatusCode::ServiceUnavailable_503: return "Service Unavailable"; + case StatusCode::GatewayTimeout_504: return "Gateway Timeout"; + case StatusCode::HttpVersionNotSupported_505: + return "HTTP Version Not Supported"; + case StatusCode::VariantAlsoNegotiates_506: return "Variant Also Negotiates"; + case StatusCode::InsufficientStorage_507: return "Insufficient Storage"; + case StatusCode::LoopDetected_508: return "Loop Detected"; + case StatusCode::NotExtended_510: return "Not Extended"; + case StatusCode::NetworkAuthenticationRequired_511: + return "Network Authentication Required"; - default: - case StatusCode::InternalServerError_500: return "Internal Server Error"; - } -} + default: + case StatusCode::InternalServerError_500: return "Internal Server Error"; + } + } -inline std::string get_bearer_token_auth(const Request &req) { - if (req.has_header("Authorization")) { - static std::string BearerHeaderPrefix = "Bearer "; - return req.get_header_value("Authorization") - .substr(BearerHeaderPrefix.length()); - } - return ""; -} + inline std::string get_bearer_token_auth(const Request& req) + { + if (req.has_header("Authorization")) { + static std::string BearerHeaderPrefix = "Bearer "; + return req.get_header_value("Authorization") + .substr(BearerHeaderPrefix.length()); + } + return ""; + } -template -inline Server & -Server::set_read_timeout(const std::chrono::duration &duration) { - detail::duration_to_sec_and_usec( - duration, [&](time_t sec, time_t usec) { set_read_timeout(sec, usec); }); - return *this; -} + template + inline Server& + Server::set_read_timeout(const std::chrono::duration& duration) + { + detail::duration_to_sec_and_usec( + duration, [&](time_t sec, time_t usec) { set_read_timeout(sec, usec); }); + return *this; + } -template -inline Server & -Server::set_write_timeout(const std::chrono::duration &duration) { - detail::duration_to_sec_and_usec( - duration, [&](time_t sec, time_t usec) { set_write_timeout(sec, usec); }); - return *this; -} + template + inline Server& + Server::set_write_timeout(const std::chrono::duration& duration) + { + detail::duration_to_sec_and_usec( + duration, [&](time_t sec, time_t usec) { set_write_timeout(sec, usec); }); + return *this; + } -template -inline Server & -Server::set_idle_interval(const std::chrono::duration &duration) { - detail::duration_to_sec_and_usec( - duration, [&](time_t sec, time_t usec) { set_idle_interval(sec, usec); }); - return *this; -} + template + inline Server& + Server::set_idle_interval(const std::chrono::duration& duration) + { + detail::duration_to_sec_and_usec( + duration, [&](time_t sec, time_t usec) { set_idle_interval(sec, usec); }); + return *this; + } -inline std::string to_string(const Error error) { - switch (error) { - case Error::Success: return "Success (no error)"; - case Error::Connection: return "Could not establish connection"; - case Error::BindIPAddress: return "Failed to bind IP address"; - case Error::Read: return "Failed to read connection"; - case Error::Write: return "Failed to write connection"; - case Error::ExceedRedirectCount: return "Maximum redirect count exceeded"; - case Error::Canceled: return "Connection handling canceled"; - case Error::SSLConnection: return "SSL connection failed"; - case Error::SSLLoadingCerts: return "SSL certificate loading failed"; - case Error::SSLServerVerification: return "SSL server verification failed"; - case Error::SSLServerHostnameVerification: - return "SSL server hostname verification failed"; - case Error::UnsupportedMultipartBoundaryChars: - return "Unsupported HTTP multipart boundary characters"; - case Error::Compression: return "Compression failed"; - case Error::ConnectionTimeout: return "Connection timed out"; - case Error::ProxyConnection: return "Proxy connection failed"; - case Error::Unknown: return "Unknown"; - default: break; - } + inline std::string to_string(const Error error) + { + switch (error) { + case Error::Success: return "Success (no error)"; + case Error::Connection: return "Could not establish connection"; + case Error::BindIPAddress: return "Failed to bind IP address"; + case Error::Read: return "Failed to read connection"; + case Error::Write: return "Failed to write connection"; + case Error::ExceedRedirectCount: return "Maximum redirect count exceeded"; + case Error::Canceled: return "Connection handling canceled"; + case Error::SSLConnection: return "SSL connection failed"; + case Error::SSLLoadingCerts: return "SSL certificate loading failed"; + case Error::SSLServerVerification: return "SSL server verification failed"; + case Error::SSLServerHostnameVerification: + return "SSL server hostname verification failed"; + case Error::UnsupportedMultipartBoundaryChars: + return "Unsupported HTTP multipart boundary characters"; + case Error::Compression: return "Compression failed"; + case Error::ConnectionTimeout: return "Connection timed out"; + case Error::ProxyConnection: return "Proxy connection failed"; + case Error::Unknown: return "Unknown"; + default: break; + } - return "Invalid"; -} + return "Invalid"; + } -inline std::ostream &operator<<(std::ostream &os, const Error &obj) { - os << to_string(obj); - os << " (" << static_cast::type>(obj) << ')'; - return os; -} + inline std::ostream& operator<<(std::ostream& os, const Error& obj) + { + os << to_string(obj); + os << " (" << static_cast::type>(obj) << ')'; + return os; + } -inline uint64_t Result::get_request_header_value_u64(const std::string &key, - uint64_t def, - size_t id) const { - return detail::get_header_value_u64(request_headers_, key, def, id); -} + inline uint64_t Result::get_request_header_value_u64(const std::string& key, + uint64_t def, + size_t id) const + { + return detail::get_header_value_u64(request_headers_, key, def, id); + } -template -inline void ClientImpl::set_connection_timeout( - const std::chrono::duration &duration) { - detail::duration_to_sec_and_usec(duration, [&](time_t sec, time_t usec) { - set_connection_timeout(sec, usec); - }); -} + template + inline void ClientImpl::set_connection_timeout( + const std::chrono::duration& duration) + { + detail::duration_to_sec_and_usec(duration, [&](time_t sec, time_t usec) { + set_connection_timeout(sec, usec); + }); + } -template -inline void ClientImpl::set_read_timeout( - const std::chrono::duration &duration) { - detail::duration_to_sec_and_usec( - duration, [&](time_t sec, time_t usec) { set_read_timeout(sec, usec); }); -} + template + inline void ClientImpl::set_read_timeout( + const std::chrono::duration& duration) + { + detail::duration_to_sec_and_usec( + duration, [&](time_t sec, time_t usec) { set_read_timeout(sec, usec); }); + } -template -inline void ClientImpl::set_write_timeout( - const std::chrono::duration &duration) { - detail::duration_to_sec_and_usec( - duration, [&](time_t sec, time_t usec) { set_write_timeout(sec, usec); }); -} + template + inline void ClientImpl::set_write_timeout( + const std::chrono::duration& duration) + { + detail::duration_to_sec_and_usec( + duration, [&](time_t sec, time_t usec) { set_write_timeout(sec, usec); }); + } -template -inline void ClientImpl::set_max_timeout( - const std::chrono::duration &duration) { - auto msec = - std::chrono::duration_cast(duration).count(); - set_max_timeout(msec); -} + template + inline void ClientImpl::set_max_timeout( + const std::chrono::duration& duration) + { + auto msec = + std::chrono::duration_cast(duration).count(); + set_max_timeout(msec); + } -template -inline void Client::set_connection_timeout( - const std::chrono::duration &duration) { - cli_->set_connection_timeout(duration); -} + template + inline void Client::set_connection_timeout( + const std::chrono::duration& duration) + { + cli_->set_connection_timeout(duration); + } -template -inline void -Client::set_read_timeout(const std::chrono::duration &duration) { - cli_->set_read_timeout(duration); -} + template + inline void + Client::set_read_timeout(const std::chrono::duration& duration) + { + cli_->set_read_timeout(duration); + } -template -inline void -Client::set_write_timeout(const std::chrono::duration &duration) { - cli_->set_write_timeout(duration); -} + template + inline void + Client::set_write_timeout(const std::chrono::duration& duration) + { + cli_->set_write_timeout(duration); + } -template -inline void -Client::set_max_timeout(const std::chrono::duration &duration) { - cli_->set_max_timeout(duration); -} + template + inline void + Client::set_max_timeout(const std::chrono::duration& duration) + { + cli_->set_max_timeout(duration); + } -/* - * Forward declarations and types that will be part of the .h file if split into - * .h + .cc. - */ + /* + * Forward declarations and types that will be part of the .h file if split into + * .h + .cc. + */ -std::string hosted_at(const std::string &hostname); + std::string hosted_at(const std::string& hostname); -void hosted_at(const std::string &hostname, std::vector &addrs); + void hosted_at(const std::string& hostname, std::vector& addrs); -std::string append_query_params(const std::string &path, const Params ¶ms); + std::string append_query_params(const std::string& path, const Params& params); -std::pair make_range_header(const Ranges &ranges); + std::pair make_range_header(const Ranges& ranges); -std::pair -make_basic_authentication_header(const std::string &username, - const std::string &password, - bool is_proxy = false); + std::pair + make_basic_authentication_header(const std::string& username, + const std::string& password, + bool is_proxy = false); -namespace detail { + namespace detail + { #if defined(_WIN32) -inline std::wstring u8string_to_wstring(const char *s) { - std::wstring ws; - auto len = static_cast(strlen(s)); - auto wlen = ::MultiByteToWideChar(CP_UTF8, 0, s, len, nullptr, 0); - if (wlen > 0) { - ws.resize(wlen); - wlen = ::MultiByteToWideChar( - CP_UTF8, 0, s, len, - const_cast(reinterpret_cast(ws.data())), wlen); - if (wlen != static_cast(ws.size())) { ws.clear(); } - } - return ws; -} + inline std::wstring u8string_to_wstring(const char* s) + { + std::wstring ws; + auto len = static_cast(strlen(s)); + auto wlen = ::MultiByteToWideChar(CP_UTF8, 0, s, len, nullptr, 0); + if (wlen > 0) { + ws.resize(wlen); + wlen = ::MultiByteToWideChar( + CP_UTF8, 0, s, len, + const_cast(reinterpret_cast(ws.data())), wlen); + if (wlen != static_cast(ws.size())) { ws.clear(); } + } + return ws; + } #endif -struct FileStat { - FileStat(const std::string &path); - bool is_file() const; - bool is_dir() const; + struct FileStat { + FileStat(const std::string& path); + bool is_file() const; + bool is_dir() const; -private: + private: #if defined(_WIN32) - struct _stat st_; + struct _stat st_; #else - struct stat st_; + struct stat st_; #endif - int ret_ = -1; -}; + int ret_ = -1; + }; -std::string encode_query_param(const std::string &value); + std::string encode_query_param(const std::string& value); -std::string decode_url(const std::string &s, bool convert_plus_to_space); + std::string decode_url(const std::string& s, bool convert_plus_to_space); -void read_file(const std::string &path, std::string &out); + void read_file(const std::string& path, std::string& out); -std::string trim_copy(const std::string &s); + std::string trim_copy(const std::string& s); -void divide( - const char *data, std::size_t size, char d, - std::function - fn); + void divide( + const char* data, std::size_t size, char d, + std::function + fn); -void divide( - const std::string &str, char d, - std::function - fn); + void divide( + const std::string& str, char d, + std::function + fn); -void split(const char *b, const char *e, char d, - std::function fn); + void split(const char* b, const char* e, char d, + std::function fn); -void split(const char *b, const char *e, char d, size_t m, - std::function fn); + void split(const char* b, const char* e, char d, size_t m, + std::function fn); -bool process_client_socket( - socket_t sock, time_t read_timeout_sec, time_t read_timeout_usec, - time_t write_timeout_sec, time_t write_timeout_usec, - time_t max_timeout_msec, - std::chrono::time_point start_time, - std::function callback); + bool process_client_socket( + socket_t sock, time_t read_timeout_sec, time_t read_timeout_usec, + time_t write_timeout_sec, time_t write_timeout_usec, + time_t max_timeout_msec, + std::chrono::time_point start_time, + std::function callback); -socket_t create_client_socket(const std::string &host, const std::string &ip, - int port, int address_family, bool tcp_nodelay, - bool ipv6_v6only, SocketOptions socket_options, - time_t connection_timeout_sec, - time_t connection_timeout_usec, - time_t read_timeout_sec, time_t read_timeout_usec, - time_t write_timeout_sec, - time_t write_timeout_usec, - const std::string &intf, Error &error); + socket_t create_client_socket(const std::string& host, const std::string& ip, + int port, int address_family, bool tcp_nodelay, + bool ipv6_v6only, SocketOptions socket_options, + time_t connection_timeout_sec, + time_t connection_timeout_usec, + time_t read_timeout_sec, time_t read_timeout_usec, + time_t write_timeout_sec, + time_t write_timeout_usec, + const std::string& intf, Error& error); -const char *get_header_value(const Headers &headers, const std::string &key, - const char *def, size_t id); + const char* get_header_value(const Headers& headers, const std::string& key, + const char* def, size_t id); -std::string params_to_query_str(const Params ¶ms); + std::string params_to_query_str(const Params& params); -void parse_query_text(const char *data, std::size_t size, Params ¶ms); + void parse_query_text(const char* data, std::size_t size, Params& params); -void parse_query_text(const std::string &s, Params ¶ms); + void parse_query_text(const std::string& s, Params& params); -bool parse_multipart_boundary(const std::string &content_type, - std::string &boundary); + bool parse_multipart_boundary(const std::string& content_type, + std::string& boundary); -bool parse_range_header(const std::string &s, Ranges &ranges); + bool parse_range_header(const std::string& s, Ranges& ranges); -int close_socket(socket_t sock); + int close_socket(socket_t sock); -ssize_t send_socket(socket_t sock, const void *ptr, size_t size, int flags); + ssize_t send_socket(socket_t sock, const void* ptr, size_t size, int flags); -ssize_t read_socket(socket_t sock, void *ptr, size_t size, int flags); + ssize_t read_socket(socket_t sock, void* ptr, size_t size, int flags); -enum class EncodingType { None = 0, Gzip, Brotli }; + enum class EncodingType { None = 0, Gzip, Brotli }; -EncodingType encoding_type(const Request &req, const Response &res); + EncodingType encoding_type(const Request& req, const Response& res); -class BufferStream final : public Stream { -public: - BufferStream() = default; - ~BufferStream() override = default; + class BufferStream final : public Stream { + public: + BufferStream() = default; + ~BufferStream() override = default; - bool is_readable() const override; - bool is_writable() const override; - ssize_t read(char *ptr, size_t size) override; - ssize_t write(const char *ptr, size_t size) override; - void get_remote_ip_and_port(std::string &ip, int &port) const override; - void get_local_ip_and_port(std::string &ip, int &port) const override; - socket_t socket() const override; - time_t duration() const override; + bool is_readable() const override; + bool is_writable() const override; + ssize_t read(char* ptr, size_t size) override; + ssize_t write(const char* ptr, size_t size) override; + void get_remote_ip_and_port(std::string& ip, int& port) const override; + void get_local_ip_and_port(std::string& ip, int& port) const override; + socket_t socket() const override; + time_t duration() const override; - const std::string &get_buffer() const; + const std::string& get_buffer() const; -private: - std::string buffer; - size_t position = 0; -}; + private: + std::string buffer; + size_t position = 0; + }; -class compressor { -public: - virtual ~compressor() = default; + class compressor { + public: + virtual ~compressor() = default; - typedef std::function Callback; - virtual bool compress(const char *data, size_t data_length, bool last, - Callback callback) = 0; -}; + typedef std::function Callback; + virtual bool compress(const char* data, size_t data_length, bool last, + Callback callback) = 0; + }; -class decompressor { -public: - virtual ~decompressor() = default; + class decompressor { + public: + virtual ~decompressor() = default; - virtual bool is_valid() const = 0; + virtual bool is_valid() const = 0; - typedef std::function Callback; - virtual bool decompress(const char *data, size_t data_length, - Callback callback) = 0; -}; + typedef std::function Callback; + virtual bool decompress(const char* data, size_t data_length, + Callback callback) = 0; + }; -class nocompressor final : public compressor { -public: - ~nocompressor() override = default; + class nocompressor final : public compressor { + public: + ~nocompressor() override = default; - bool compress(const char *data, size_t data_length, bool /*last*/, + bool compress(const char* data, size_t data_length, bool /*last*/, Callback callback) override; -}; + }; #ifdef CPPHTTPLIB_ZLIB_SUPPORT -class gzip_compressor final : public compressor { -public: - gzip_compressor(); - ~gzip_compressor() override; + class gzip_compressor final : public compressor { + public: + gzip_compressor(); + ~gzip_compressor() override; - bool compress(const char *data, size_t data_length, bool last, + bool compress(const char* data, size_t data_length, bool last, Callback callback) override; -private: - bool is_valid_ = false; - z_stream strm_; -}; + private: + bool is_valid_ = false; + z_stream strm_; + }; -class gzip_decompressor final : public decompressor { -public: - gzip_decompressor(); - ~gzip_decompressor() override; + class gzip_decompressor final : public decompressor { + public: + gzip_decompressor(); + ~gzip_decompressor() override; - bool is_valid() const override; + bool is_valid() const override; - bool decompress(const char *data, size_t data_length, - Callback callback) override; + bool decompress(const char* data, size_t data_length, + Callback callback) override; -private: - bool is_valid_ = false; - z_stream strm_; -}; + private: + bool is_valid_ = false; + z_stream strm_; + }; #endif #ifdef CPPHTTPLIB_BROTLI_SUPPORT -class brotli_compressor final : public compressor { -public: - brotli_compressor(); - ~brotli_compressor(); + class brotli_compressor final : public compressor { + public: + brotli_compressor(); + ~brotli_compressor(); - bool compress(const char *data, size_t data_length, bool last, + bool compress(const char* data, size_t data_length, bool last, Callback callback) override; -private: - BrotliEncoderState *state_ = nullptr; -}; + private: + BrotliEncoderState* state_ = nullptr; + }; -class brotli_decompressor final : public decompressor { -public: - brotli_decompressor(); - ~brotli_decompressor(); + class brotli_decompressor final : public decompressor { + public: + brotli_decompressor(); + ~brotli_decompressor(); - bool is_valid() const override; + bool is_valid() const override; - bool decompress(const char *data, size_t data_length, - Callback callback) override; + bool decompress(const char* data, size_t data_length, + Callback callback) override; -private: - BrotliDecoderResult decoder_r; - BrotliDecoderState *decoder_s = nullptr; -}; + private: + BrotliDecoderResult decoder_r; + BrotliDecoderState* decoder_s = nullptr; + }; #endif -// NOTE: until the read size reaches `fixed_buffer_size`, use `fixed_buffer` -// to store data. The call can set memory on stack for performance. -class stream_line_reader { -public: - stream_line_reader(Stream &strm, char *fixed_buffer, - size_t fixed_buffer_size); - const char *ptr() const; - size_t size() const; - bool end_with_crlf() const; - bool getline(); + // NOTE: until the read size reaches `fixed_buffer_size`, use `fixed_buffer` + // to store data. The call can set memory on stack for performance. + class stream_line_reader { + public: + stream_line_reader(Stream& strm, char* fixed_buffer, + size_t fixed_buffer_size); + const char* ptr() const; + size_t size() const; + bool end_with_crlf() const; + bool getline(); -private: - void append(char c); + private: + void append(char c); - Stream &strm_; - char *fixed_buffer_; - const size_t fixed_buffer_size_; - size_t fixed_buffer_used_size_ = 0; - std::string growable_buffer_; -}; + Stream& strm_; + char* fixed_buffer_; + const size_t fixed_buffer_size_; + size_t fixed_buffer_used_size_ = 0; + std::string growable_buffer_; + }; -class mmap { -public: - mmap(const char *path); - ~mmap(); + class mmap { + public: + mmap(const char* path); + ~mmap(); - bool open(const char *path); - void close(); + bool open(const char* path); + void close(); - bool is_open() const; - size_t size() const; - const char *data() const; + bool is_open() const; + size_t size() const; + const char* data() const; -private: + private: #if defined(_WIN32) - HANDLE hFile_ = NULL; - HANDLE hMapping_ = NULL; + HANDLE hFile_ = NULL; + HANDLE hMapping_ = NULL; #else - int fd_ = -1; + int fd_ = -1; #endif - size_t size_ = 0; - void *addr_ = nullptr; - bool is_open_empty_file = false; -}; + size_t size_ = 0; + void* addr_ = nullptr; + bool is_open_empty_file = false; + }; -// NOTE: https://www.rfc-editor.org/rfc/rfc9110#section-5 -namespace fields { + // NOTE: https://www.rfc-editor.org/rfc/rfc9110#section-5 + namespace fields + { -inline bool is_token_char(char c) { - return std::isalnum(c) || c == '!' || c == '#' || c == '$' || c == '%' || - c == '&' || c == '\'' || c == '*' || c == '+' || c == '-' || - c == '.' || c == '^' || c == '_' || c == '`' || c == '|' || c == '~'; -} + inline bool is_token_char(char c) + { + return std::isalnum(c) || c == '!' || c == '#' || c == '$' || c == '%' || + c == '&' || c == '\'' || c == '*' || c == '+' || c == '-' || + c == '.' || c == '^' || c == '_' || c == '`' || c == '|' || c == '~'; + } -inline bool is_token(const std::string &s) { - if (s.empty()) { return false; } - for (auto c : s) { - if (!is_token_char(c)) { return false; } - } - return true; -} + inline bool is_token(const std::string& s) + { + if (s.empty()) { return false; } + for (auto c : s) { + if (!is_token_char(c)) { return false; } + } + return true; + } -inline bool is_field_name(const std::string &s) { return is_token(s); } + inline bool is_field_name(const std::string& s) { return is_token(s); } -inline bool is_vchar(char c) { return c >= 33 && c <= 126; } + inline bool is_vchar(char c) { return c >= 33 && c <= 126; } -inline bool is_obs_text(char c) { return 128 <= static_cast(c); } + inline bool is_obs_text(char c) { return 128 <= static_cast(c); } -inline bool is_field_vchar(char c) { return is_vchar(c) || is_obs_text(c); } + inline bool is_field_vchar(char c) { return is_vchar(c) || is_obs_text(c); } -inline bool is_field_content(const std::string &s) { - if (s.empty()) { return true; } + inline bool is_field_content(const std::string& s) + { + if (s.empty()) { return true; } - if (s.size() == 1) { - return is_field_vchar(s[0]); - } else if (s.size() == 2) { - return is_field_vchar(s[0]) && is_field_vchar(s[1]); - } else { - size_t i = 0; + if (s.size() == 1) { + return is_field_vchar(s[0]); + } + else if (s.size() == 2) { + return is_field_vchar(s[0]) && is_field_vchar(s[1]); + } + else { + size_t i = 0; - if (!is_field_vchar(s[i])) { return false; } - i++; + if (!is_field_vchar(s[i])) { return false; } + i++; - while (i < s.size() - 1) { - auto c = s[i++]; - if (c == ' ' || c == '\t' || is_field_vchar(c)) { - } else { - return false; - } - } + while (i < s.size() - 1) { + auto c = s[i++]; + if (c == ' ' || c == '\t' || is_field_vchar(c)) { + } + else { + return false; + } + } - return is_field_vchar(s[i]); - } -} + return is_field_vchar(s[i]); + } + } -inline bool is_field_value(const std::string &s) { return is_field_content(s); } + inline bool is_field_value(const std::string& s) { return is_field_content(s); } -} // namespace fields + } // namespace fields -} // namespace detail + } // namespace detail -// ---------------------------------------------------------------------------- + // ---------------------------------------------------------------------------- -/* - * Implementation that will be part of the .cc file if split into .h + .cc. - */ + /* + * Implementation that will be part of the .cc file if split into .h + .cc. + */ -namespace detail { + namespace detail + { -inline bool is_hex(char c, int &v) { - if (0x20 <= c && isdigit(c)) { - v = c - '0'; - return true; - } else if ('A' <= c && c <= 'F') { - v = c - 'A' + 10; - return true; - } else if ('a' <= c && c <= 'f') { - v = c - 'a' + 10; - return true; - } - return false; -} + inline bool is_hex(char c, int& v) + { + if (0x20 <= c && isdigit(c)) { + v = c - '0'; + return true; + } + else if ('A' <= c && c <= 'F') { + v = c - 'A' + 10; + return true; + } + else if ('a' <= c && c <= 'f') { + v = c - 'a' + 10; + return true; + } + return false; + } -inline bool from_hex_to_i(const std::string &s, size_t i, size_t cnt, - int &val) { - if (i >= s.size()) { return false; } + inline bool from_hex_to_i(const std::string& s, size_t i, size_t cnt, + int& val) + { + if (i >= s.size()) { return false; } - val = 0; - for (; cnt; i++, cnt--) { - if (!s[i]) { return false; } - auto v = 0; - if (is_hex(s[i], v)) { - val = val * 16 + v; - } else { - return false; - } - } - return true; -} + val = 0; + for (; cnt; i++, cnt--) { + if (!s[i]) { return false; } + auto v = 0; + if (is_hex(s[i], v)) { + val = val * 16 + v; + } + else { + return false; + } + } + return true; + } -inline std::string from_i_to_hex(size_t n) { - static const auto charset = "0123456789abcdef"; - std::string ret; - do { - ret = charset[n & 15] + ret; - n >>= 4; - } while (n > 0); - return ret; -} + inline std::string from_i_to_hex(size_t n) + { + static const auto charset = "0123456789abcdef"; + std::string ret; + do { + ret = charset[n & 15] + ret; + n >>= 4; + } while (n > 0); + return ret; + } -inline size_t to_utf8(int code, char *buff) { - if (code < 0x0080) { - buff[0] = static_cast(code & 0x7F); - return 1; - } else if (code < 0x0800) { - buff[0] = static_cast(0xC0 | ((code >> 6) & 0x1F)); - buff[1] = static_cast(0x80 | (code & 0x3F)); - return 2; - } else if (code < 0xD800) { - buff[0] = static_cast(0xE0 | ((code >> 12) & 0xF)); - buff[1] = static_cast(0x80 | ((code >> 6) & 0x3F)); - buff[2] = static_cast(0x80 | (code & 0x3F)); - return 3; - } else if (code < 0xE000) { // D800 - DFFF is invalid... - return 0; - } else if (code < 0x10000) { - buff[0] = static_cast(0xE0 | ((code >> 12) & 0xF)); - buff[1] = static_cast(0x80 | ((code >> 6) & 0x3F)); - buff[2] = static_cast(0x80 | (code & 0x3F)); - return 3; - } else if (code < 0x110000) { - buff[0] = static_cast(0xF0 | ((code >> 18) & 0x7)); - buff[1] = static_cast(0x80 | ((code >> 12) & 0x3F)); - buff[2] = static_cast(0x80 | ((code >> 6) & 0x3F)); - buff[3] = static_cast(0x80 | (code & 0x3F)); - return 4; - } + inline size_t to_utf8(int code, char* buff) + { + if (code < 0x0080) { + buff[0] = static_cast(code & 0x7F); + return 1; + } + else if (code < 0x0800) { + buff[0] = static_cast(0xC0 | ((code >> 6) & 0x1F)); + buff[1] = static_cast(0x80 | (code & 0x3F)); + return 2; + } + else if (code < 0xD800) { + buff[0] = static_cast(0xE0 | ((code >> 12) & 0xF)); + buff[1] = static_cast(0x80 | ((code >> 6) & 0x3F)); + buff[2] = static_cast(0x80 | (code & 0x3F)); + return 3; + } + else if (code < 0xE000) { // D800 - DFFF is invalid... + return 0; + } + else if (code < 0x10000) { + buff[0] = static_cast(0xE0 | ((code >> 12) & 0xF)); + buff[1] = static_cast(0x80 | ((code >> 6) & 0x3F)); + buff[2] = static_cast(0x80 | (code & 0x3F)); + return 3; + } + else if (code < 0x110000) { + buff[0] = static_cast(0xF0 | ((code >> 18) & 0x7)); + buff[1] = static_cast(0x80 | ((code >> 12) & 0x3F)); + buff[2] = static_cast(0x80 | ((code >> 6) & 0x3F)); + buff[3] = static_cast(0x80 | (code & 0x3F)); + return 4; + } - // NOTREACHED - return 0; -} + // NOTREACHED + return 0; + } -// NOTE: This code came up with the following stackoverflow post: -// https://stackoverflow.com/questions/180947/base64-decode-snippet-in-c -inline std::string base64_encode(const std::string &in) { - static const auto lookup = - "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; + // NOTE: This code came up with the following stackoverflow post: + // https://stackoverflow.com/questions/180947/base64-decode-snippet-in-c + inline std::string base64_encode(const std::string& in) + { + static const auto lookup = + "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; - std::string out; - out.reserve(in.size()); + std::string out; + out.reserve(in.size()); - auto val = 0; - auto valb = -6; + auto val = 0; + auto valb = -6; - for (auto c : in) { - val = (val << 8) + static_cast(c); - valb += 8; - while (valb >= 0) { - out.push_back(lookup[(val >> valb) & 0x3F]); - valb -= 6; - } - } + for (auto c : in) { + val = (val << 8) + static_cast(c); + valb += 8; + while (valb >= 0) { + out.push_back(lookup[(val >> valb) & 0x3F]); + valb -= 6; + } + } - if (valb > -6) { out.push_back(lookup[((val << 8) >> (valb + 8)) & 0x3F]); } + if (valb > -6) { out.push_back(lookup[((val << 8) >> (valb + 8)) & 0x3F]); } - while (out.size() % 4) { - out.push_back('='); - } + while (out.size() % 4) { + out.push_back('='); + } - return out; -} + return out; + } -inline bool is_valid_path(const std::string &path) { - size_t level = 0; - size_t i = 0; + inline bool is_valid_path(const std::string& path) + { + size_t level = 0; + size_t i = 0; - // Skip slash - while (i < path.size() && path[i] == '/') { - i++; - } + // Skip slash + while (i < path.size() && path[i] == '/') { + i++; + } - while (i < path.size()) { - // Read component - auto beg = i; - while (i < path.size() && path[i] != '/') { - if (path[i] == '\0') { - return false; - } else if (path[i] == '\\') { - return false; - } - i++; - } + while (i < path.size()) { + // Read component + auto beg = i; + while (i < path.size() && path[i] != '/') { + if (path[i] == '\0') { + return false; + } + else if (path[i] == '\\') { + return false; + } + i++; + } - auto len = i - beg; - assert(len > 0); + auto len = i - beg; + assert(len > 0); - if (!path.compare(beg, len, ".")) { - ; - } else if (!path.compare(beg, len, "..")) { - if (level == 0) { return false; } - level--; - } else { - level++; - } + if (!path.compare(beg, len, ".")) { + ; + } + else if (!path.compare(beg, len, "..")) { + if (level == 0) { return false; } + level--; + } + else { + level++; + } - // Skip slash - while (i < path.size() && path[i] == '/') { - i++; - } - } + // Skip slash + while (i < path.size() && path[i] == '/') { + i++; + } + } - return true; -} + return true; + } -inline FileStat::FileStat(const std::string &path) { + inline FileStat::FileStat(const std::string& path) + { #if defined(_WIN32) - auto wpath = u8string_to_wstring(path.c_str()); - ret_ = _wstat(wpath.c_str(), &st_); + auto wpath = u8string_to_wstring(path.c_str()); + ret_ = _wstat(wpath.c_str(), &st_); #else - ret_ = stat(path.c_str(), &st_); + ret_ = stat(path.c_str(), &st_); #endif -} -inline bool FileStat::is_file() const { - return ret_ >= 0 && S_ISREG(st_.st_mode); -} -inline bool FileStat::is_dir() const { - return ret_ >= 0 && S_ISDIR(st_.st_mode); -} - -inline std::string encode_query_param(const std::string &value) { - std::ostringstream escaped; - escaped.fill('0'); - escaped << std::hex; - - for (auto c : value) { - if (std::isalnum(static_cast(c)) || c == '-' || c == '_' || - c == '.' || c == '!' || c == '~' || c == '*' || c == '\'' || c == '(' || - c == ')') { - escaped << c; - } else { - escaped << std::uppercase; - escaped << '%' << std::setw(2) - << static_cast(static_cast(c)); - escaped << std::nouppercase; - } - } - - return escaped.str(); -} - -inline std::string encode_url(const std::string &s) { - std::string result; - result.reserve(s.size()); - - for (size_t i = 0; s[i]; i++) { - switch (s[i]) { - case ' ': result += "%20"; break; - case '+': result += "%2B"; break; - case '\r': result += "%0D"; break; - case '\n': result += "%0A"; break; - case '\'': result += "%27"; break; - case ',': result += "%2C"; break; - // case ':': result += "%3A"; break; // ok? probably... - case ';': result += "%3B"; break; - default: - auto c = static_cast(s[i]); - if (c >= 0x80) { - result += '%'; - char hex[4]; - auto len = snprintf(hex, sizeof(hex) - 1, "%02X", c); - assert(len == 2); - result.append(hex, static_cast(len)); - } else { - result += s[i]; - } - break; - } - } - - return result; -} - -inline std::string decode_url(const std::string &s, - bool convert_plus_to_space) { - std::string result; - - for (size_t i = 0; i < s.size(); i++) { - if (s[i] == '%' && i + 1 < s.size()) { - if (s[i + 1] == 'u') { - auto val = 0; - if (from_hex_to_i(s, i + 2, 4, val)) { - // 4 digits Unicode codes - char buff[4]; - size_t len = to_utf8(val, buff); - if (len > 0) { result.append(buff, len); } - i += 5; // 'u0000' - } else { - result += s[i]; } - } else { - auto val = 0; - if (from_hex_to_i(s, i + 1, 2, val)) { - // 2 digits hex codes - result += static_cast(val); - i += 2; // '00' - } else { - result += s[i]; + inline bool FileStat::is_file() const + { + return ret_ >= 0 && S_ISREG(st_.st_mode); + } + inline bool FileStat::is_dir() const + { + return ret_ >= 0 && S_ISDIR(st_.st_mode); } - } - } else if (convert_plus_to_space && s[i] == '+') { - result += ' '; - } else { - result += s[i]; - } - } - return result; -} + inline std::string encode_query_param(const std::string& value) + { + std::ostringstream escaped; + escaped.fill('0'); + escaped << std::hex; -inline void read_file(const std::string &path, std::string &out) { - std::ifstream fs(path, std::ios_base::binary); - fs.seekg(0, std::ios_base::end); - auto size = fs.tellg(); - fs.seekg(0); - out.resize(static_cast(size)); - fs.read(&out[0], static_cast(size)); -} + for (auto c : value) { + if (std::isalnum(static_cast(c)) || c == '-' || c == '_' || + c == '.' || c == '!' || c == '~' || c == '*' || c == '\'' || c == '(' || + c == ')') { + escaped << c; + } + else { + escaped << std::uppercase; + escaped << '%' << std::setw(2) + << static_cast(static_cast(c)); + escaped << std::nouppercase; + } + } -inline std::string file_extension(const std::string &path) { - std::smatch m; - static auto re = std::regex("\\.([a-zA-Z0-9]+)$"); - if (std::regex_search(path, m, re)) { return m[1].str(); } - return std::string(); -} + return escaped.str(); + } -inline bool is_space_or_tab(char c) { return c == ' ' || c == '\t'; } + inline std::string encode_url(const std::string& s) + { + std::string result; + result.reserve(s.size()); -inline std::pair trim(const char *b, const char *e, size_t left, - size_t right) { - while (b + left < e && is_space_or_tab(b[left])) { - left++; - } - while (right > 0 && is_space_or_tab(b[right - 1])) { - right--; - } - return std::make_pair(left, right); -} + for (size_t i = 0; s[i]; i++) { + switch (s[i]) { + case ' ': result += "%20"; break; + case '+': result += "%2B"; break; + case '\r': result += "%0D"; break; + case '\n': result += "%0A"; break; + case '\'': result += "%27"; break; + case ',': result += "%2C"; break; + // case ':': result += "%3A"; break; // ok? probably... + case ';': result += "%3B"; break; + default: + auto c = static_cast(s[i]); + if (c >= 0x80) { + result += '%'; + char hex[4]; + auto len = snprintf(hex, sizeof(hex) - 1, "%02X", c); + assert(len == 2); + result.append(hex, static_cast(len)); + } + else { + result += s[i]; + } + break; + } + } -inline std::string trim_copy(const std::string &s) { - auto r = trim(s.data(), s.data() + s.size(), 0, s.size()); - return s.substr(r.first, r.second - r.first); -} + return result; + } -inline std::string trim_double_quotes_copy(const std::string &s) { - if (s.length() >= 2 && s.front() == '"' && s.back() == '"') { - return s.substr(1, s.size() - 2); - } - return s; -} + inline std::string decode_url(const std::string& s, + bool convert_plus_to_space) + { + std::string result; -inline void -divide(const char *data, std::size_t size, char d, - std::function - fn) { - const auto it = std::find(data, data + size, d); - const auto found = static_cast(it != data + size); - const auto lhs_data = data; - const auto lhs_size = static_cast(it - data); - const auto rhs_data = it + found; - const auto rhs_size = size - lhs_size - found; + for (size_t i = 0; i < s.size(); i++) { + if (s[i] == '%' && i + 1 < s.size()) { + if (s[i + 1] == 'u') { + auto val = 0; + if (from_hex_to_i(s, i + 2, 4, val)) { + // 4 digits Unicode codes + char buff[4]; + size_t len = to_utf8(val, buff); + if (len > 0) { result.append(buff, len); } + i += 5; // 'u0000' + } + else { + result += s[i]; + } + } + else { + auto val = 0; + if (from_hex_to_i(s, i + 1, 2, val)) { + // 2 digits hex codes + result += static_cast(val); + i += 2; // '00' + } + else { + result += s[i]; + } + } + } + else if (convert_plus_to_space && s[i] == '+') { + result += ' '; + } + else { + result += s[i]; + } + } - fn(lhs_data, lhs_size, rhs_data, rhs_size); -} + return result; + } -inline void -divide(const std::string &str, char d, - std::function - fn) { - divide(str.data(), str.size(), d, std::move(fn)); -} + inline void read_file(const std::string& path, std::string& out) + { + std::ifstream fs(path, std::ios_base::binary); + fs.seekg(0, std::ios_base::end); + auto size = fs.tellg(); + fs.seekg(0); + out.resize(static_cast(size)); + fs.read(&out[0], static_cast(size)); + } -inline void split(const char *b, const char *e, char d, - std::function fn) { - return split(b, e, d, (std::numeric_limits::max)(), std::move(fn)); -} + inline std::string file_extension(const std::string& path) + { + std::smatch m; + static auto re = std::regex("\\.([a-zA-Z0-9]+)$"); + if (std::regex_search(path, m, re)) { return m[1].str(); } + return std::string(); + } -inline void split(const char *b, const char *e, char d, size_t m, - std::function fn) { - size_t i = 0; - size_t beg = 0; - size_t count = 1; + inline bool is_space_or_tab(char c) { return c == ' ' || c == '\t'; } - while (e ? (b + i < e) : (b[i] != '\0')) { - if (b[i] == d && count < m) { - auto r = trim(b, e, beg, i); - if (r.first < r.second) { fn(&b[r.first], &b[r.second]); } - beg = i + 1; - count++; - } - i++; - } + inline std::pair trim(const char* b, const char* e, size_t left, + size_t right) + { + while (b + left < e && is_space_or_tab(b[left])) { + left++; + } + while (right > 0 && is_space_or_tab(b[right - 1])) { + right--; + } + return std::make_pair(left, right); + } - if (i) { - auto r = trim(b, e, beg, i); - if (r.first < r.second) { fn(&b[r.first], &b[r.second]); } - } -} + inline std::string trim_copy(const std::string& s) + { + auto r = trim(s.data(), s.data() + s.size(), 0, s.size()); + return s.substr(r.first, r.second - r.first); + } -inline stream_line_reader::stream_line_reader(Stream &strm, char *fixed_buffer, - size_t fixed_buffer_size) - : strm_(strm), fixed_buffer_(fixed_buffer), - fixed_buffer_size_(fixed_buffer_size) {} + inline std::string trim_double_quotes_copy(const std::string& s) + { + if (s.length() >= 2 && s.front() == '"' && s.back() == '"') { + return s.substr(1, s.size() - 2); + } + return s; + } -inline const char *stream_line_reader::ptr() const { - if (growable_buffer_.empty()) { - return fixed_buffer_; - } else { - return growable_buffer_.data(); - } -} + inline void + divide(const char* data, std::size_t size, char d, + std::function + fn) + { + const auto it = std::find(data, data + size, d); + const auto found = static_cast(it != data + size); + const auto lhs_data = data; + const auto lhs_size = static_cast(it - data); + const auto rhs_data = it + found; + const auto rhs_size = size - lhs_size - found; -inline size_t stream_line_reader::size() const { - if (growable_buffer_.empty()) { - return fixed_buffer_used_size_; - } else { - return growable_buffer_.size(); - } -} + fn(lhs_data, lhs_size, rhs_data, rhs_size); + } -inline bool stream_line_reader::end_with_crlf() const { - auto end = ptr() + size(); - return size() >= 2 && end[-2] == '\r' && end[-1] == '\n'; -} + inline void + divide(const std::string& str, char d, + std::function + fn) + { + divide(str.data(), str.size(), d, std::move(fn)); + } -inline bool stream_line_reader::getline() { - fixed_buffer_used_size_ = 0; - growable_buffer_.clear(); + inline void split(const char* b, const char* e, char d, + std::function fn) + { + return split(b, e, d, (std::numeric_limits::max)(), std::move(fn)); + } + + inline void split(const char* b, const char* e, char d, size_t m, + std::function fn) + { + size_t i = 0; + size_t beg = 0; + size_t count = 1; + + while (e ? (b + i < e) : (b[i] != '\0')) { + if (b[i] == d && count < m) { + auto r = trim(b, e, beg, i); + if (r.first < r.second) { fn(&b[r.first], &b[r.second]); } + beg = i + 1; + count++; + } + i++; + } + + if (i) { + auto r = trim(b, e, beg, i); + if (r.first < r.second) { fn(&b[r.first], &b[r.second]); } + } + } + + inline stream_line_reader::stream_line_reader(Stream& strm, char* fixed_buffer, + size_t fixed_buffer_size) + : strm_(strm), fixed_buffer_(fixed_buffer), + fixed_buffer_size_(fixed_buffer_size) + { + } + + inline const char* stream_line_reader::ptr() const + { + if (growable_buffer_.empty()) { + return fixed_buffer_; + } + else { + return growable_buffer_.data(); + } + } + + inline size_t stream_line_reader::size() const + { + if (growable_buffer_.empty()) { + return fixed_buffer_used_size_; + } + else { + return growable_buffer_.size(); + } + } + + inline bool stream_line_reader::end_with_crlf() const + { + auto end = ptr() + size(); + return size() >= 2 && end[-2] == '\r' && end[-1] == '\n'; + } + + inline bool stream_line_reader::getline() + { + fixed_buffer_used_size_ = 0; + growable_buffer_.clear(); #ifndef CPPHTTPLIB_ALLOW_LF_AS_LINE_TERMINATOR - char prev_byte = 0; + char prev_byte = 0; #endif - for (size_t i = 0;; i++) { - char byte; - auto n = strm_.read(&byte, 1); + for (size_t i = 0;; i++) { + char byte; + auto n = strm_.read(&byte, 1); - if (n < 0) { - return false; - } else if (n == 0) { - if (i == 0) { - return false; - } else { - break; - } - } + if (n < 0) { + return false; + } + else if (n == 0) { + if (i == 0) { + return false; + } + else { + break; + } + } - append(byte); + append(byte); #ifdef CPPHTTPLIB_ALLOW_LF_AS_LINE_TERMINATOR - if (byte == '\n') { break; } + if (byte == '\n') { break; } #else - if (prev_byte == '\r' && byte == '\n') { break; } - prev_byte = byte; + if (prev_byte == '\r' && byte == '\n') { break; } + prev_byte = byte; #endif - } + } - return true; -} + return true; + } -inline void stream_line_reader::append(char c) { - if (fixed_buffer_used_size_ < fixed_buffer_size_ - 1) { - fixed_buffer_[fixed_buffer_used_size_++] = c; - fixed_buffer_[fixed_buffer_used_size_] = '\0'; - } else { - if (growable_buffer_.empty()) { - assert(fixed_buffer_[fixed_buffer_used_size_] == '\0'); - growable_buffer_.assign(fixed_buffer_, fixed_buffer_used_size_); - } - growable_buffer_ += c; - } -} + inline void stream_line_reader::append(char c) + { + if (fixed_buffer_used_size_ < fixed_buffer_size_ - 1) { + fixed_buffer_[fixed_buffer_used_size_++] = c; + fixed_buffer_[fixed_buffer_used_size_] = '\0'; + } + else { + if (growable_buffer_.empty()) { + assert(fixed_buffer_[fixed_buffer_used_size_] == '\0'); + growable_buffer_.assign(fixed_buffer_, fixed_buffer_used_size_); + } + growable_buffer_ += c; + } + } -inline mmap::mmap(const char *path) { open(path); } + inline mmap::mmap(const char* path) { open(path); } -inline mmap::~mmap() { close(); } + inline mmap::~mmap() { close(); } -inline bool mmap::open(const char *path) { - close(); + inline bool mmap::open(const char* path) + { + close(); #if defined(_WIN32) - auto wpath = u8string_to_wstring(path); - if (wpath.empty()) { return false; } + auto wpath = u8string_to_wstring(path); + if (wpath.empty()) { return false; } #if _WIN32_WINNT >= _WIN32_WINNT_WIN8 - hFile_ = ::CreateFile2(wpath.c_str(), GENERIC_READ, FILE_SHARE_READ, - OPEN_EXISTING, NULL); + hFile_ = ::CreateFile2(wpath.c_str(), GENERIC_READ, FILE_SHARE_READ, + OPEN_EXISTING, NULL); #else - hFile_ = ::CreateFileW(wpath.c_str(), GENERIC_READ, FILE_SHARE_READ, NULL, - OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL); + hFile_ = ::CreateFileW(wpath.c_str(), GENERIC_READ, FILE_SHARE_READ, NULL, + OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL); #endif - if (hFile_ == INVALID_HANDLE_VALUE) { return false; } + if (hFile_ == INVALID_HANDLE_VALUE) { return false; } - LARGE_INTEGER size{}; - if (!::GetFileSizeEx(hFile_, &size)) { return false; } - // If the following line doesn't compile due to QuadPart, update Windows SDK. - // See: - // https://github.com/yhirose/cpp-httplib/issues/1903#issuecomment-2316520721 - if (static_cast(size.QuadPart) > - (std::numeric_limits::max)()) { - // `size_t` might be 32-bits, on 32-bits Windows. - return false; - } - size_ = static_cast(size.QuadPart); + LARGE_INTEGER size{}; + if (!::GetFileSizeEx(hFile_, &size)) { return false; } + // If the following line doesn't compile due to QuadPart, update Windows SDK. + // See: + // https://github.com/yhirose/cpp-httplib/issues/1903#issuecomment-2316520721 + if (static_cast(size.QuadPart) > + (std::numeric_limits::max)()) { + // `size_t` might be 32-bits, on 32-bits Windows. + return false; + } + size_ = static_cast(size.QuadPart); #if _WIN32_WINNT >= _WIN32_WINNT_WIN8 - hMapping_ = - ::CreateFileMappingFromApp(hFile_, NULL, PAGE_READONLY, size_, NULL); + hMapping_ = + ::CreateFileMappingFromApp(hFile_, NULL, PAGE_READONLY, size_, NULL); #else - hMapping_ = ::CreateFileMappingW(hFile_, NULL, PAGE_READONLY, 0, 0, NULL); + hMapping_ = ::CreateFileMappingW(hFile_, NULL, PAGE_READONLY, 0, 0, NULL); #endif - // Special treatment for an empty file... - if (hMapping_ == NULL && size_ == 0) { - close(); - is_open_empty_file = true; - return true; - } + // Special treatment for an empty file... + if (hMapping_ == NULL && size_ == 0) { + close(); + is_open_empty_file = true; + return true; + } - if (hMapping_ == NULL) { - close(); - return false; - } + if (hMapping_ == NULL) { + close(); + return false; + } #if _WIN32_WINNT >= _WIN32_WINNT_WIN8 - addr_ = ::MapViewOfFileFromApp(hMapping_, FILE_MAP_READ, 0, 0); + addr_ = ::MapViewOfFileFromApp(hMapping_, FILE_MAP_READ, 0, 0); #else - addr_ = ::MapViewOfFile(hMapping_, FILE_MAP_READ, 0, 0, 0); + addr_ = ::MapViewOfFile(hMapping_, FILE_MAP_READ, 0, 0, 0); #endif - if (addr_ == nullptr) { - close(); - return false; - } + if (addr_ == nullptr) { + close(); + return false; + } #else - fd_ = ::open(path, O_RDONLY); - if (fd_ == -1) { return false; } + fd_ = ::open(path, O_RDONLY); + if (fd_ == -1) { return false; } - struct stat sb; - if (fstat(fd_, &sb) == -1) { - close(); - return false; - } - size_ = static_cast(sb.st_size); + struct stat sb; + if (fstat(fd_, &sb) == -1) { + close(); + return false; + } + size_ = static_cast(sb.st_size); - addr_ = ::mmap(NULL, size_, PROT_READ, MAP_PRIVATE, fd_, 0); + addr_ = ::mmap(NULL, size_, PROT_READ, MAP_PRIVATE, fd_, 0); - // Special treatment for an empty file... - if (addr_ == MAP_FAILED && size_ == 0) { - close(); - is_open_empty_file = true; - return false; - } + // Special treatment for an empty file... + if (addr_ == MAP_FAILED && size_ == 0) { + close(); + is_open_empty_file = true; + return false; + } #endif - return true; -} + return true; + } -inline bool mmap::is_open() const { - return is_open_empty_file ? true : addr_ != nullptr; -} + inline bool mmap::is_open() const + { + return is_open_empty_file ? true : addr_ != nullptr; + } -inline size_t mmap::size() const { return size_; } + inline size_t mmap::size() const { return size_; } -inline const char *mmap::data() const { - return is_open_empty_file ? "" : static_cast(addr_); -} + inline const char* mmap::data() const + { + return is_open_empty_file ? "" : static_cast(addr_); + } -inline void mmap::close() { + inline void mmap::close() + { #if defined(_WIN32) - if (addr_) { - ::UnmapViewOfFile(addr_); - addr_ = nullptr; - } + if (addr_) { + ::UnmapViewOfFile(addr_); + addr_ = nullptr; + } - if (hMapping_) { - ::CloseHandle(hMapping_); - hMapping_ = NULL; - } + if (hMapping_) { + ::CloseHandle(hMapping_); + hMapping_ = NULL; + } - if (hFile_ != INVALID_HANDLE_VALUE) { - ::CloseHandle(hFile_); - hFile_ = INVALID_HANDLE_VALUE; - } + if (hFile_ != INVALID_HANDLE_VALUE) { + ::CloseHandle(hFile_); + hFile_ = INVALID_HANDLE_VALUE; + } - is_open_empty_file = false; + is_open_empty_file = false; #else - if (addr_ != nullptr) { - munmap(addr_, size_); - addr_ = nullptr; - } + if (addr_ != nullptr) { + munmap(addr_, size_); + addr_ = nullptr; + } - if (fd_ != -1) { - ::close(fd_); - fd_ = -1; - } + if (fd_ != -1) { + ::close(fd_); + fd_ = -1; + } #endif - size_ = 0; -} -inline int close_socket(socket_t sock) { + size_ = 0; + } + inline int close_socket(socket_t sock) + { #ifdef _WIN32 - return closesocket(sock); + return closesocket(sock); #else - return close(sock); + return close(sock); #endif -} + } -template inline ssize_t handle_EINTR(T fn) { - ssize_t res = 0; - while (true) { - res = fn(); - if (res < 0 && errno == EINTR) { - std::this_thread::sleep_for(std::chrono::microseconds{1}); - continue; - } - break; - } - return res; -} + template inline ssize_t handle_EINTR(T fn) + { + ssize_t res = 0; + while (true) { + res = fn(); + if (res < 0 && errno == EINTR) { + std::this_thread::sleep_for(std::chrono::microseconds{ 1 }); + continue; + } + break; + } + return res; + } -inline ssize_t read_socket(socket_t sock, void *ptr, size_t size, int flags) { - return handle_EINTR([&]() { - return recv(sock, + inline ssize_t read_socket(socket_t sock, void* ptr, size_t size, int flags) + { + return handle_EINTR([&]() { + return recv(sock, #ifdef _WIN32 - static_cast(ptr), static_cast(size), + static_cast(ptr), static_cast(size), #else - ptr, size, + ptr, size, #endif - flags); - }); -} + flags); + }); + } -inline ssize_t send_socket(socket_t sock, const void *ptr, size_t size, - int flags) { - return handle_EINTR([&]() { - return send(sock, + inline ssize_t send_socket(socket_t sock, const void* ptr, size_t size, + int flags) + { + return handle_EINTR([&]() { + return send(sock, #ifdef _WIN32 - static_cast(ptr), static_cast(size), + static_cast(ptr), static_cast(size), #else - ptr, size, + ptr, size, #endif - flags); - }); -} + flags); + }); + } -template -inline ssize_t select_impl(socket_t sock, time_t sec, time_t usec) { + template + inline ssize_t select_impl(socket_t sock, time_t sec, time_t usec) + { #ifdef CPPHTTPLIB_USE_POLL - struct pollfd pfd; - pfd.fd = sock; - pfd.events = (Read ? POLLIN : POLLOUT); + struct pollfd pfd; + pfd.fd = sock; + pfd.events = (Read ? POLLIN : POLLOUT); - auto timeout = static_cast(sec * 1000 + usec / 1000); + auto timeout = static_cast(sec * 1000 + usec / 1000); - return handle_EINTR([&]() { return poll(&pfd, 1, timeout); }); + return handle_EINTR([&]() { return poll(&pfd, 1, timeout); }); #else #ifndef _WIN32 - if (sock >= FD_SETSIZE) { return -1; } + if (sock >= FD_SETSIZE) { return -1; } #endif - fd_set fds, *rfds, *wfds; - FD_ZERO(&fds); - FD_SET(sock, &fds); - rfds = (Read ? &fds : nullptr); - wfds = (Read ? nullptr : &fds); + fd_set fds, * rfds, * wfds; + FD_ZERO(&fds); + FD_SET(sock, &fds); + rfds = (Read ? &fds : nullptr); + wfds = (Read ? nullptr : &fds); - timeval tv; - tv.tv_sec = static_cast(sec); - tv.tv_usec = static_cast(usec); + timeval tv; + tv.tv_sec = static_cast(sec); + tv.tv_usec = static_cast(usec); - return handle_EINTR([&]() { - return select(static_cast(sock + 1), rfds, wfds, nullptr, &tv); - }); + return handle_EINTR([&]() { + return select(static_cast(sock + 1), rfds, wfds, nullptr, &tv); + }); #endif -} + } -inline ssize_t select_read(socket_t sock, time_t sec, time_t usec) { - return select_impl(sock, sec, usec); -} + inline ssize_t select_read(socket_t sock, time_t sec, time_t usec) + { + return select_impl(sock, sec, usec); + } -inline ssize_t select_write(socket_t sock, time_t sec, time_t usec) { - return select_impl(sock, sec, usec); -} + inline ssize_t select_write(socket_t sock, time_t sec, time_t usec) + { + return select_impl(sock, sec, usec); + } -inline Error wait_until_socket_is_ready(socket_t sock, time_t sec, - time_t usec) { + inline Error wait_until_socket_is_ready(socket_t sock, time_t sec, + time_t usec) + { #ifdef CPPHTTPLIB_USE_POLL - struct pollfd pfd_read; - pfd_read.fd = sock; - pfd_read.events = POLLIN | POLLOUT; + struct pollfd pfd_read; + pfd_read.fd = sock; + pfd_read.events = POLLIN | POLLOUT; - auto timeout = static_cast(sec * 1000 + usec / 1000); + auto timeout = static_cast(sec * 1000 + usec / 1000); - auto poll_res = handle_EINTR([&]() { return poll(&pfd_read, 1, timeout); }); + auto poll_res = handle_EINTR([&]() { return poll(&pfd_read, 1, timeout); }); - if (poll_res == 0) { return Error::ConnectionTimeout; } + if (poll_res == 0) { return Error::ConnectionTimeout; } - if (poll_res > 0 && pfd_read.revents & (POLLIN | POLLOUT)) { - auto error = 0; - socklen_t len = sizeof(error); - auto res = getsockopt(sock, SOL_SOCKET, SO_ERROR, - reinterpret_cast(&error), &len); - auto successful = res >= 0 && !error; - return successful ? Error::Success : Error::Connection; - } + if (poll_res > 0 && pfd_read.revents & (POLLIN | POLLOUT)) { + auto error = 0; + socklen_t len = sizeof(error); + auto res = getsockopt(sock, SOL_SOCKET, SO_ERROR, + reinterpret_cast(&error), &len); + auto successful = res >= 0 && !error; + return successful ? Error::Success : Error::Connection; + } - return Error::Connection; + return Error::Connection; #else #ifndef _WIN32 - if (sock >= FD_SETSIZE) { return Error::Connection; } + if (sock >= FD_SETSIZE) { return Error::Connection; } #endif - fd_set fdsr; - FD_ZERO(&fdsr); - FD_SET(sock, &fdsr); + fd_set fdsr; + FD_ZERO(&fdsr); + FD_SET(sock, &fdsr); - auto fdsw = fdsr; - auto fdse = fdsr; + auto fdsw = fdsr; + auto fdse = fdsr; - timeval tv; - tv.tv_sec = static_cast(sec); - tv.tv_usec = static_cast(usec); + timeval tv; + tv.tv_sec = static_cast(sec); + tv.tv_usec = static_cast(usec); - auto ret = handle_EINTR([&]() { - return select(static_cast(sock + 1), &fdsr, &fdsw, &fdse, &tv); - }); + auto ret = handle_EINTR([&]() { + return select(static_cast(sock + 1), &fdsr, &fdsw, &fdse, &tv); + }); - if (ret == 0) { return Error::ConnectionTimeout; } + if (ret == 0) { return Error::ConnectionTimeout; } - if (ret > 0 && (FD_ISSET(sock, &fdsr) || FD_ISSET(sock, &fdsw))) { - auto error = 0; - socklen_t len = sizeof(error); - auto res = getsockopt(sock, SOL_SOCKET, SO_ERROR, - reinterpret_cast(&error), &len); - auto successful = res >= 0 && !error; - return successful ? Error::Success : Error::Connection; - } - return Error::Connection; + if (ret > 0 && (FD_ISSET(sock, &fdsr) || FD_ISSET(sock, &fdsw))) { + auto error = 0; + socklen_t len = sizeof(error); + auto res = getsockopt(sock, SOL_SOCKET, SO_ERROR, + reinterpret_cast(&error), &len); + auto successful = res >= 0 && !error; + return successful ? Error::Success : Error::Connection; + } + return Error::Connection; #endif -} + } -inline bool is_socket_alive(socket_t sock) { - const auto val = detail::select_read(sock, 0, 0); - if (val == 0) { - return true; - } else if (val < 0 && errno == EBADF) { - return false; - } - char buf[1]; - return detail::read_socket(sock, &buf[0], sizeof(buf), MSG_PEEK) > 0; -} + inline bool is_socket_alive(socket_t sock) + { + const auto val = detail::select_read(sock, 0, 0); + if (val == 0) { + return true; + } + else if (val < 0 && errno == EBADF) { + return false; + } + char buf[1]; + return detail::read_socket(sock, &buf[0], sizeof(buf), MSG_PEEK) > 0; + } -class SocketStream final : public Stream { -public: - SocketStream(socket_t sock, time_t read_timeout_sec, time_t read_timeout_usec, - time_t write_timeout_sec, time_t write_timeout_usec, - time_t max_timeout_msec = 0, - std::chrono::time_point start_time = - (std::chrono::steady_clock::time_point::min)()); - ~SocketStream() override; + class SocketStream final : public Stream { + public: + SocketStream(socket_t sock, time_t read_timeout_sec, time_t read_timeout_usec, + time_t write_timeout_sec, time_t write_timeout_usec, + time_t max_timeout_msec = 0, + std::chrono::time_point start_time = + (std::chrono::steady_clock::time_point::min)()); + ~SocketStream() override; - bool is_readable() const override; - bool is_writable() const override; - ssize_t read(char *ptr, size_t size) override; - ssize_t write(const char *ptr, size_t size) override; - void get_remote_ip_and_port(std::string &ip, int &port) const override; - void get_local_ip_and_port(std::string &ip, int &port) const override; - socket_t socket() const override; - time_t duration() const override; + bool is_readable() const override; + bool is_writable() const override; + ssize_t read(char* ptr, size_t size) override; + ssize_t write(const char* ptr, size_t size) override; + void get_remote_ip_and_port(std::string& ip, int& port) const override; + void get_local_ip_and_port(std::string& ip, int& port) const override; + socket_t socket() const override; + time_t duration() const override; -private: - socket_t sock_; - time_t read_timeout_sec_; - time_t read_timeout_usec_; - time_t write_timeout_sec_; - time_t write_timeout_usec_; - time_t max_timeout_msec_; - const std::chrono::time_point start_time; + private: + socket_t sock_; + time_t read_timeout_sec_; + time_t read_timeout_usec_; + time_t write_timeout_sec_; + time_t write_timeout_usec_; + time_t max_timeout_msec_; + const std::chrono::time_point start_time; - std::vector read_buff_; - size_t read_buff_off_ = 0; - size_t read_buff_content_size_ = 0; + std::vector read_buff_; + size_t read_buff_off_ = 0; + size_t read_buff_content_size_ = 0; - static const size_t read_buff_size_ = 1024l * 4; -}; + static const size_t read_buff_size_ = 1024l * 4; + }; #ifdef CPPHTTPLIB_OPENSSL_SUPPORT -class SSLSocketStream final : public Stream { -public: - SSLSocketStream( - socket_t sock, SSL *ssl, time_t read_timeout_sec, - time_t read_timeout_usec, time_t write_timeout_sec, - time_t write_timeout_usec, time_t max_timeout_msec = 0, - std::chrono::time_point start_time = - (std::chrono::steady_clock::time_point::min)()); - ~SSLSocketStream() override; + class SSLSocketStream final : public Stream { + public: + SSLSocketStream( + socket_t sock, SSL* ssl, time_t read_timeout_sec, + time_t read_timeout_usec, time_t write_timeout_sec, + time_t write_timeout_usec, time_t max_timeout_msec = 0, + std::chrono::time_point start_time = + (std::chrono::steady_clock::time_point::min)()); + ~SSLSocketStream() override; - bool is_readable() const override; - bool is_writable() const override; - ssize_t read(char *ptr, size_t size) override; - ssize_t write(const char *ptr, size_t size) override; - void get_remote_ip_and_port(std::string &ip, int &port) const override; - void get_local_ip_and_port(std::string &ip, int &port) const override; - socket_t socket() const override; - time_t duration() const override; + bool is_readable() const override; + bool is_writable() const override; + ssize_t read(char* ptr, size_t size) override; + ssize_t write(const char* ptr, size_t size) override; + void get_remote_ip_and_port(std::string& ip, int& port) const override; + void get_local_ip_and_port(std::string& ip, int& port) const override; + socket_t socket() const override; + time_t duration() const override; -private: - socket_t sock_; - SSL *ssl_; - time_t read_timeout_sec_; - time_t read_timeout_usec_; - time_t write_timeout_sec_; - time_t write_timeout_usec_; - time_t max_timeout_msec_; - const std::chrono::time_point start_time; -}; + private: + socket_t sock_; + SSL* ssl_; + time_t read_timeout_sec_; + time_t read_timeout_usec_; + time_t write_timeout_sec_; + time_t write_timeout_usec_; + time_t max_timeout_msec_; + const std::chrono::time_point start_time; + }; #endif -inline bool keep_alive(const std::atomic &svr_sock, socket_t sock, - time_t keep_alive_timeout_sec) { - using namespace std::chrono; + inline bool keep_alive(const std::atomic& svr_sock, socket_t sock, + time_t keep_alive_timeout_sec) + { + using namespace std::chrono; - const auto interval_usec = - CPPHTTPLIB_KEEPALIVE_TIMEOUT_CHECK_INTERVAL_USECOND; + const auto interval_usec = + CPPHTTPLIB_KEEPALIVE_TIMEOUT_CHECK_INTERVAL_USECOND; - // Avoid expensive `steady_clock::now()` call for the first time - if (select_read(sock, 0, interval_usec) > 0) { return true; } + // Avoid expensive `steady_clock::now()` call for the first time + if (select_read(sock, 0, interval_usec) > 0) { return true; } - const auto start = steady_clock::now() - microseconds{interval_usec}; - const auto timeout = seconds{keep_alive_timeout_sec}; + const auto start = steady_clock::now() - microseconds{ interval_usec }; + const auto timeout = seconds{ keep_alive_timeout_sec }; - while (true) { - if (svr_sock == INVALID_SOCKET) { - break; // Server socket is closed - } + while (true) { + if (svr_sock == INVALID_SOCKET) { + break; // Server socket is closed + } - auto val = select_read(sock, 0, interval_usec); - if (val < 0) { - break; // Ssocket error - } else if (val == 0) { - if (steady_clock::now() - start > timeout) { - break; // Timeout - } - } else { - return true; // Ready for read - } - } + auto val = select_read(sock, 0, interval_usec); + if (val < 0) { + break; // Ssocket error + } + else if (val == 0) { + if (steady_clock::now() - start > timeout) { + break; // Timeout + } + } + else { + return true; // Ready for read + } + } - return false; -} + return false; + } -template -inline bool -process_server_socket_core(const std::atomic &svr_sock, socket_t sock, - size_t keep_alive_max_count, - time_t keep_alive_timeout_sec, T callback) { - assert(keep_alive_max_count > 0); - auto ret = false; - auto count = keep_alive_max_count; - while (count > 0 && keep_alive(svr_sock, sock, keep_alive_timeout_sec)) { - auto close_connection = count == 1; - auto connection_closed = false; - ret = callback(close_connection, connection_closed); - if (!ret || connection_closed) { break; } - count--; - } - return ret; -} + template + inline bool + process_server_socket_core(const std::atomic& svr_sock, socket_t sock, + size_t keep_alive_max_count, + time_t keep_alive_timeout_sec, T callback) + { + assert(keep_alive_max_count > 0); + auto ret = false; + auto count = keep_alive_max_count; + while (count > 0 && keep_alive(svr_sock, sock, keep_alive_timeout_sec)) { + auto close_connection = count == 1; + auto connection_closed = false; + ret = callback(close_connection, connection_closed); + if (!ret || connection_closed) { break; } + count--; + } + return ret; + } -template -inline bool -process_server_socket(const std::atomic &svr_sock, socket_t sock, - size_t keep_alive_max_count, - time_t keep_alive_timeout_sec, time_t read_timeout_sec, - time_t read_timeout_usec, time_t write_timeout_sec, - time_t write_timeout_usec, T callback) { - return process_server_socket_core( - svr_sock, sock, keep_alive_max_count, keep_alive_timeout_sec, - [&](bool close_connection, bool &connection_closed) { - SocketStream strm(sock, read_timeout_sec, read_timeout_usec, - write_timeout_sec, write_timeout_usec); - return callback(strm, close_connection, connection_closed); - }); -} + template + inline bool + process_server_socket(const std::atomic& svr_sock, socket_t sock, + size_t keep_alive_max_count, + time_t keep_alive_timeout_sec, time_t read_timeout_sec, + time_t read_timeout_usec, time_t write_timeout_sec, + time_t write_timeout_usec, T callback) + { + return process_server_socket_core( + svr_sock, sock, keep_alive_max_count, keep_alive_timeout_sec, + [&](bool close_connection, bool& connection_closed) { + SocketStream strm(sock, read_timeout_sec, read_timeout_usec, + write_timeout_sec, write_timeout_usec); + return callback(strm, close_connection, connection_closed); + }); + } -inline bool process_client_socket( - socket_t sock, time_t read_timeout_sec, time_t read_timeout_usec, - time_t write_timeout_sec, time_t write_timeout_usec, - time_t max_timeout_msec, - std::chrono::time_point start_time, - std::function callback) { - SocketStream strm(sock, read_timeout_sec, read_timeout_usec, - write_timeout_sec, write_timeout_usec, max_timeout_msec, - start_time); - return callback(strm); -} + inline bool process_client_socket( + socket_t sock, time_t read_timeout_sec, time_t read_timeout_usec, + time_t write_timeout_sec, time_t write_timeout_usec, + time_t max_timeout_msec, + std::chrono::time_point start_time, + std::function callback) + { + SocketStream strm(sock, read_timeout_sec, read_timeout_usec, + write_timeout_sec, write_timeout_usec, max_timeout_msec, + start_time); + return callback(strm); + } -inline int shutdown_socket(socket_t sock) { + inline int shutdown_socket(socket_t sock) + { #ifdef _WIN32 - return shutdown(sock, SD_BOTH); + return shutdown(sock, SD_BOTH); #else - return shutdown(sock, SHUT_RDWR); + return shutdown(sock, SHUT_RDWR); #endif -} + } -inline std::string escape_abstract_namespace_unix_domain(const std::string &s) { - if (s.size() > 1 && s[0] == '\0') { - auto ret = s; - ret[0] = '@'; - return ret; - } - return s; -} + inline std::string escape_abstract_namespace_unix_domain(const std::string& s) + { + if (s.size() > 1 && s[0] == '\0') { + auto ret = s; + ret[0] = '@'; + return ret; + } + return s; + } -inline std::string -unescape_abstract_namespace_unix_domain(const std::string &s) { - if (s.size() > 1 && s[0] == '@') { - auto ret = s; - ret[0] = '\0'; - return ret; - } - return s; -} + inline std::string + unescape_abstract_namespace_unix_domain(const std::string& s) + { + if (s.size() > 1 && s[0] == '@') { + auto ret = s; + ret[0] = '\0'; + return ret; + } + return s; + } -template -socket_t create_socket(const std::string &host, const std::string &ip, int port, - int address_family, int socket_flags, bool tcp_nodelay, - bool ipv6_v6only, SocketOptions socket_options, - BindOrConnect bind_or_connect) { - // Get address info - const char *node = nullptr; - struct addrinfo hints; - struct addrinfo *result; + template + socket_t create_socket(const std::string& host, const std::string& ip, int port, + int address_family, int socket_flags, bool tcp_nodelay, + bool ipv6_v6only, SocketOptions socket_options, + BindOrConnect bind_or_connect) + { + // Get address info + const char* node = nullptr; + struct addrinfo hints; + struct addrinfo* result; - memset(&hints, 0, sizeof(struct addrinfo)); - hints.ai_socktype = SOCK_STREAM; - hints.ai_protocol = IPPROTO_IP; + memset(&hints, 0, sizeof(struct addrinfo)); + hints.ai_socktype = SOCK_STREAM; + hints.ai_protocol = IPPROTO_IP; - if (!ip.empty()) { - node = ip.c_str(); - // Ask getaddrinfo to convert IP in c-string to address - hints.ai_family = AF_UNSPEC; - hints.ai_flags = AI_NUMERICHOST; - } else { - if (!host.empty()) { node = host.c_str(); } - hints.ai_family = address_family; - hints.ai_flags = socket_flags; - } + if (!ip.empty()) { + node = ip.c_str(); + // Ask getaddrinfo to convert IP in c-string to address + hints.ai_family = AF_UNSPEC; + hints.ai_flags = AI_NUMERICHOST; + } + else { + if (!host.empty()) { node = host.c_str(); } + hints.ai_family = address_family; + hints.ai_flags = socket_flags; + } #ifndef _WIN32 - if (hints.ai_family == AF_UNIX) { - const auto addrlen = host.length(); - if (addrlen > sizeof(sockaddr_un::sun_path)) { return INVALID_SOCKET; } + if (hints.ai_family == AF_UNIX) { + const auto addrlen = host.length(); + if (addrlen > sizeof(sockaddr_un::sun_path)) { return INVALID_SOCKET; } #ifdef SOCK_CLOEXEC - auto sock = socket(hints.ai_family, hints.ai_socktype | SOCK_CLOEXEC, - hints.ai_protocol); + auto sock = socket(hints.ai_family, hints.ai_socktype | SOCK_CLOEXEC, + hints.ai_protocol); #else - auto sock = socket(hints.ai_family, hints.ai_socktype, hints.ai_protocol); + auto sock = socket(hints.ai_family, hints.ai_socktype, hints.ai_protocol); #endif - if (sock != INVALID_SOCKET) { - sockaddr_un addr{}; - addr.sun_family = AF_UNIX; + if (sock != INVALID_SOCKET) { + sockaddr_un addr{}; + addr.sun_family = AF_UNIX; - auto unescaped_host = unescape_abstract_namespace_unix_domain(host); - std::copy(unescaped_host.begin(), unescaped_host.end(), addr.sun_path); + auto unescaped_host = unescape_abstract_namespace_unix_domain(host); + std::copy(unescaped_host.begin(), unescaped_host.end(), addr.sun_path); - hints.ai_addr = reinterpret_cast(&addr); - hints.ai_addrlen = static_cast( - sizeof(addr) - sizeof(addr.sun_path) + addrlen); + hints.ai_addr = reinterpret_cast(&addr); + hints.ai_addrlen = static_cast( + sizeof(addr) - sizeof(addr.sun_path) + addrlen); #ifndef SOCK_CLOEXEC - fcntl(sock, F_SETFD, FD_CLOEXEC); + fcntl(sock, F_SETFD, FD_CLOEXEC); #endif - if (socket_options) { socket_options(sock); } + if (socket_options) { socket_options(sock); } - bool dummy; - if (!bind_or_connect(sock, hints, dummy)) { - close_socket(sock); - sock = INVALID_SOCKET; - } - } - return sock; - } + bool dummy; + if (!bind_or_connect(sock, hints, dummy)) { + close_socket(sock); + sock = INVALID_SOCKET; + } + } + return sock; + } #endif - auto service = std::to_string(port); + auto service = std::to_string(port); - if (getaddrinfo(node, service.c_str(), &hints, &result)) { + if (getaddrinfo(node, service.c_str(), &hints, &result)) { #if defined __linux__ && !defined __ANDROID__ - res_init(); + res_init(); #endif - return INVALID_SOCKET; - } - auto se = detail::scope_exit([&] { freeaddrinfo(result); }); + return INVALID_SOCKET; + } + auto se = detail::scope_exit([&] { freeaddrinfo(result); }); - for (auto rp = result; rp; rp = rp->ai_next) { - // Create a socket + for (auto rp = result; rp; rp = rp->ai_next) { + // Create a socket #ifdef _WIN32 - auto sock = - WSASocketW(rp->ai_family, rp->ai_socktype, rp->ai_protocol, nullptr, 0, - WSA_FLAG_NO_HANDLE_INHERIT | WSA_FLAG_OVERLAPPED); - /** - * Since the WSA_FLAG_NO_HANDLE_INHERIT is only supported on Windows 7 SP1 - * and above the socket creation fails on older Windows Systems. - * - * Let's try to create a socket the old way in this case. - * - * Reference: - * https://docs.microsoft.com/en-us/windows/win32/api/winsock2/nf-winsock2-wsasocketa - * - * WSA_FLAG_NO_HANDLE_INHERIT: - * This flag is supported on Windows 7 with SP1, Windows Server 2008 R2 with - * SP1, and later - * - */ - if (sock == INVALID_SOCKET) { - sock = socket(rp->ai_family, rp->ai_socktype, rp->ai_protocol); - } + auto sock = + WSASocketW(rp->ai_family, rp->ai_socktype, rp->ai_protocol, nullptr, 0, + WSA_FLAG_NO_HANDLE_INHERIT | WSA_FLAG_OVERLAPPED); + /** + * Since the WSA_FLAG_NO_HANDLE_INHERIT is only supported on Windows 7 SP1 + * and above the socket creation fails on older Windows Systems. + * + * Let's try to create a socket the old way in this case. + * + * Reference: + * https://docs.microsoft.com/en-us/windows/win32/api/winsock2/nf-winsock2-wsasocketa + * + * WSA_FLAG_NO_HANDLE_INHERIT: + * This flag is supported on Windows 7 with SP1, Windows Server 2008 R2 with + * SP1, and later + * + */ + if (sock == INVALID_SOCKET) { + sock = socket(rp->ai_family, rp->ai_socktype, rp->ai_protocol); + } #else #ifdef SOCK_CLOEXEC - auto sock = - socket(rp->ai_family, rp->ai_socktype | SOCK_CLOEXEC, rp->ai_protocol); + auto sock = + socket(rp->ai_family, rp->ai_socktype | SOCK_CLOEXEC, rp->ai_protocol); #else - auto sock = socket(rp->ai_family, rp->ai_socktype, rp->ai_protocol); + auto sock = socket(rp->ai_family, rp->ai_socktype, rp->ai_protocol); #endif #endif - if (sock == INVALID_SOCKET) { continue; } + if (sock == INVALID_SOCKET) { continue; } #if !defined _WIN32 && !defined SOCK_CLOEXEC - if (fcntl(sock, F_SETFD, FD_CLOEXEC) == -1) { - close_socket(sock); - continue; - } + if (fcntl(sock, F_SETFD, FD_CLOEXEC) == -1) { + close_socket(sock); + continue; + } #endif - if (tcp_nodelay) { set_socket_opt(sock, IPPROTO_TCP, TCP_NODELAY, 1); } + if (tcp_nodelay) { set_socket_opt(sock, IPPROTO_TCP, TCP_NODELAY, 1); } - if (rp->ai_family == AF_INET6) { - set_socket_opt(sock, IPPROTO_IPV6, IPV6_V6ONLY, ipv6_v6only ? 1 : 0); - } + if (rp->ai_family == AF_INET6) { + set_socket_opt(sock, IPPROTO_IPV6, IPV6_V6ONLY, ipv6_v6only ? 1 : 0); + } - if (socket_options) { socket_options(sock); } + if (socket_options) { socket_options(sock); } - // bind or connect - auto quit = false; - if (bind_or_connect(sock, *rp, quit)) { return sock; } + // bind or connect + auto quit = false; + if (bind_or_connect(sock, *rp, quit)) { return sock; } - close_socket(sock); + close_socket(sock); - if (quit) { break; } - } + if (quit) { break; } + } - return INVALID_SOCKET; -} + return INVALID_SOCKET; + } -inline void set_nonblocking(socket_t sock, bool nonblocking) { + inline void set_nonblocking(socket_t sock, bool nonblocking) + { #ifdef _WIN32 - auto flags = nonblocking ? 1UL : 0UL; - ioctlsocket(sock, FIONBIO, &flags); + auto flags = nonblocking ? 1UL : 0UL; + ioctlsocket(sock, FIONBIO, &flags); #else - auto flags = fcntl(sock, F_GETFL, 0); - fcntl(sock, F_SETFL, - nonblocking ? (flags | O_NONBLOCK) : (flags & (~O_NONBLOCK))); + auto flags = fcntl(sock, F_GETFL, 0); + fcntl(sock, F_SETFL, + nonblocking ? (flags | O_NONBLOCK) : (flags & (~O_NONBLOCK))); #endif -} + } -inline bool is_connection_error() { + inline bool is_connection_error() + { #ifdef _WIN32 - return WSAGetLastError() != WSAEWOULDBLOCK; + return WSAGetLastError() != WSAEWOULDBLOCK; #else - return errno != EINPROGRESS; + return errno != EINPROGRESS; #endif -} + } -inline bool bind_ip_address(socket_t sock, const std::string &host) { - struct addrinfo hints; - struct addrinfo *result; + inline bool bind_ip_address(socket_t sock, const std::string& host) + { + struct addrinfo hints; + struct addrinfo* result; - memset(&hints, 0, sizeof(struct addrinfo)); - hints.ai_family = AF_UNSPEC; - hints.ai_socktype = SOCK_STREAM; - hints.ai_protocol = 0; + memset(&hints, 0, sizeof(struct addrinfo)); + hints.ai_family = AF_UNSPEC; + hints.ai_socktype = SOCK_STREAM; + hints.ai_protocol = 0; - if (getaddrinfo(host.c_str(), "0", &hints, &result)) { return false; } - auto se = detail::scope_exit([&] { freeaddrinfo(result); }); + if (getaddrinfo(host.c_str(), "0", &hints, &result)) { return false; } + auto se = detail::scope_exit([&] { freeaddrinfo(result); }); - auto ret = false; - for (auto rp = result; rp; rp = rp->ai_next) { - const auto &ai = *rp; - if (!::bind(sock, ai.ai_addr, static_cast(ai.ai_addrlen))) { - ret = true; - break; - } - } + auto ret = false; + for (auto rp = result; rp; rp = rp->ai_next) { + const auto& ai = *rp; + if (!::bind(sock, ai.ai_addr, static_cast(ai.ai_addrlen))) { + ret = true; + break; + } + } - return ret; -} + return ret; + } #if !defined _WIN32 && !defined ANDROID && !defined _AIX && !defined __MVS__ #define USE_IF2IP #endif #ifdef USE_IF2IP -inline std::string if2ip(int address_family, const std::string &ifn) { - struct ifaddrs *ifap; - getifaddrs(&ifap); - auto se = detail::scope_exit([&] { freeifaddrs(ifap); }); - - std::string addr_candidate; - for (auto ifa = ifap; ifa; ifa = ifa->ifa_next) { - if (ifa->ifa_addr && ifn == ifa->ifa_name && - (AF_UNSPEC == address_family || - ifa->ifa_addr->sa_family == address_family)) { - if (ifa->ifa_addr->sa_family == AF_INET) { - auto sa = reinterpret_cast(ifa->ifa_addr); - char buf[INET_ADDRSTRLEN]; - if (inet_ntop(AF_INET, &sa->sin_addr, buf, INET_ADDRSTRLEN)) { - return std::string(buf, INET_ADDRSTRLEN); - } - } else if (ifa->ifa_addr->sa_family == AF_INET6) { - auto sa = reinterpret_cast(ifa->ifa_addr); - if (!IN6_IS_ADDR_LINKLOCAL(&sa->sin6_addr)) { - char buf[INET6_ADDRSTRLEN] = {}; - if (inet_ntop(AF_INET6, &sa->sin6_addr, buf, INET6_ADDRSTRLEN)) { - // equivalent to mac's IN6_IS_ADDR_UNIQUE_LOCAL - auto s6_addr_head = sa->sin6_addr.s6_addr[0]; - if (s6_addr_head == 0xfc || s6_addr_head == 0xfd) { - addr_candidate = std::string(buf, INET6_ADDRSTRLEN); - } else { - return std::string(buf, INET6_ADDRSTRLEN); - } - } - } - } - } - } - return addr_candidate; -} -#endif - -inline socket_t create_client_socket( - const std::string &host, const std::string &ip, int port, - int address_family, bool tcp_nodelay, bool ipv6_v6only, - SocketOptions socket_options, time_t connection_timeout_sec, - time_t connection_timeout_usec, time_t read_timeout_sec, - time_t read_timeout_usec, time_t write_timeout_sec, - time_t write_timeout_usec, const std::string &intf, Error &error) { - auto sock = create_socket( - host, ip, port, address_family, 0, tcp_nodelay, ipv6_v6only, - std::move(socket_options), - [&](socket_t sock2, struct addrinfo &ai, bool &quit) -> bool { - if (!intf.empty()) { -#ifdef USE_IF2IP - auto ip_from_if = if2ip(address_family, intf); - if (ip_from_if.empty()) { ip_from_if = intf; } - if (!bind_ip_address(sock2, ip_from_if)) { - error = Error::BindIPAddress; - return false; - } -#endif - } - - set_nonblocking(sock2, true); - - auto ret = - ::connect(sock2, ai.ai_addr, static_cast(ai.ai_addrlen)); - - if (ret < 0) { - if (is_connection_error()) { - error = Error::Connection; - return false; - } - error = wait_until_socket_is_ready(sock2, connection_timeout_sec, - connection_timeout_usec); - if (error != Error::Success) { - if (error == Error::ConnectionTimeout) { quit = true; } - return false; - } - } - - set_nonblocking(sock2, false); - set_socket_opt_time(sock2, SOL_SOCKET, SO_RCVTIMEO, read_timeout_sec, - read_timeout_usec); - set_socket_opt_time(sock2, SOL_SOCKET, SO_SNDTIMEO, write_timeout_sec, - write_timeout_usec); - - error = Error::Success; - return true; - }); - - if (sock != INVALID_SOCKET) { - error = Error::Success; - } else { - if (error == Error::Success) { error = Error::Connection; } - } - - return sock; -} - -inline bool get_ip_and_port(const struct sockaddr_storage &addr, - socklen_t addr_len, std::string &ip, int &port) { - if (addr.ss_family == AF_INET) { - port = ntohs(reinterpret_cast(&addr)->sin_port); - } else if (addr.ss_family == AF_INET6) { - port = - ntohs(reinterpret_cast(&addr)->sin6_port); - } else { - return false; - } - - std::array ipstr{}; - if (getnameinfo(reinterpret_cast(&addr), addr_len, - ipstr.data(), static_cast(ipstr.size()), nullptr, - 0, NI_NUMERICHOST)) { - return false; - } - - ip = ipstr.data(); - return true; -} - -inline void get_local_ip_and_port(socket_t sock, std::string &ip, int &port) { - struct sockaddr_storage addr; - socklen_t addr_len = sizeof(addr); - if (!getsockname(sock, reinterpret_cast(&addr), - &addr_len)) { - get_ip_and_port(addr, addr_len, ip, port); - } -} - -inline void get_remote_ip_and_port(socket_t sock, std::string &ip, int &port) { - struct sockaddr_storage addr; - socklen_t addr_len = sizeof(addr); - - if (!getpeername(sock, reinterpret_cast(&addr), - &addr_len)) { -#ifndef _WIN32 - if (addr.ss_family == AF_UNIX) { -#if defined(__linux__) - struct ucred ucred; - socklen_t len = sizeof(ucred); - if (getsockopt(sock, SOL_SOCKET, SO_PEERCRED, &ucred, &len) == 0) { - port = ucred.pid; - } -#elif defined(SOL_LOCAL) && defined(SO_PEERPID) // __APPLE__ - pid_t pid; - socklen_t len = sizeof(pid); - if (getsockopt(sock, SOL_LOCAL, SO_PEERPID, &pid, &len) == 0) { - port = pid; - } -#endif - return; - } -#endif - get_ip_and_port(addr, addr_len, ip, port); - } -} - -inline constexpr unsigned int str2tag_core(const char *s, size_t l, - unsigned int h) { - return (l == 0) - ? h - : str2tag_core( - s + 1, l - 1, - // Unsets the 6 high bits of h, therefore no overflow happens - (((std::numeric_limits::max)() >> 6) & - h * 33) ^ - static_cast(*s)); -} - -inline unsigned int str2tag(const std::string &s) { - return str2tag_core(s.data(), s.size(), 0); -} - -namespace udl { - -inline constexpr unsigned int operator""_t(const char *s, size_t l) { - return str2tag_core(s, l, 0); -} - -} // namespace udl - -inline std::string -find_content_type(const std::string &path, - const std::map &user_data, - const std::string &default_content_type) { - auto ext = file_extension(path); - - auto it = user_data.find(ext); - if (it != user_data.end()) { return it->second; } - - using udl::operator""_t; - - switch (str2tag(ext)) { - default: return default_content_type; - - case "css"_t: return "text/css"; - case "csv"_t: return "text/csv"; - case "htm"_t: - case "html"_t: return "text/html"; - case "js"_t: - case "mjs"_t: return "text/javascript"; - case "txt"_t: return "text/plain"; - case "vtt"_t: return "text/vtt"; - - case "apng"_t: return "image/apng"; - case "avif"_t: return "image/avif"; - case "bmp"_t: return "image/bmp"; - case "gif"_t: return "image/gif"; - case "png"_t: return "image/png"; - case "svg"_t: return "image/svg+xml"; - case "webp"_t: return "image/webp"; - case "ico"_t: return "image/x-icon"; - case "tif"_t: return "image/tiff"; - case "tiff"_t: return "image/tiff"; - case "jpg"_t: - case "jpeg"_t: return "image/jpeg"; - - case "mp4"_t: return "video/mp4"; - case "mpeg"_t: return "video/mpeg"; - case "webm"_t: return "video/webm"; - - case "mp3"_t: return "audio/mp3"; - case "mpga"_t: return "audio/mpeg"; - case "weba"_t: return "audio/webm"; - case "wav"_t: return "audio/wave"; - - case "otf"_t: return "font/otf"; - case "ttf"_t: return "font/ttf"; - case "woff"_t: return "font/woff"; - case "woff2"_t: return "font/woff2"; - - case "7z"_t: return "application/x-7z-compressed"; - case "atom"_t: return "application/atom+xml"; - case "pdf"_t: return "application/pdf"; - case "json"_t: return "application/json"; - case "rss"_t: return "application/rss+xml"; - case "tar"_t: return "application/x-tar"; - case "xht"_t: - case "xhtml"_t: return "application/xhtml+xml"; - case "xslt"_t: return "application/xslt+xml"; - case "xml"_t: return "application/xml"; - case "gz"_t: return "application/gzip"; - case "zip"_t: return "application/zip"; - case "wasm"_t: return "application/wasm"; - } -} - -inline bool can_compress_content_type(const std::string &content_type) { - using udl::operator""_t; - - auto tag = str2tag(content_type); - - switch (tag) { - case "image/svg+xml"_t: - case "application/javascript"_t: - case "application/json"_t: - case "application/xml"_t: - case "application/protobuf"_t: - case "application/xhtml+xml"_t: return true; - - case "text/event-stream"_t: return false; - - default: return !content_type.rfind("text/", 0); - } -} - -inline EncodingType encoding_type(const Request &req, const Response &res) { - auto ret = - detail::can_compress_content_type(res.get_header_value("Content-Type")); - if (!ret) { return EncodingType::None; } - - const auto &s = req.get_header_value("Accept-Encoding"); - (void)(s); - -#ifdef CPPHTTPLIB_BROTLI_SUPPORT - // TODO: 'Accept-Encoding' has br, not br;q=0 - ret = s.find("br") != std::string::npos; - if (ret) { return EncodingType::Brotli; } -#endif - -#ifdef CPPHTTPLIB_ZLIB_SUPPORT - // TODO: 'Accept-Encoding' has gzip, not gzip;q=0 - ret = s.find("gzip") != std::string::npos; - if (ret) { return EncodingType::Gzip; } -#endif - - return EncodingType::None; -} - -inline bool nocompressor::compress(const char *data, size_t data_length, - bool /*last*/, Callback callback) { - if (!data_length) { return true; } - return callback(data, data_length); -} - -#ifdef CPPHTTPLIB_ZLIB_SUPPORT -inline gzip_compressor::gzip_compressor() { - std::memset(&strm_, 0, sizeof(strm_)); - strm_.zalloc = Z_NULL; - strm_.zfree = Z_NULL; - strm_.opaque = Z_NULL; - - is_valid_ = deflateInit2(&strm_, Z_DEFAULT_COMPRESSION, Z_DEFLATED, 31, 8, - Z_DEFAULT_STRATEGY) == Z_OK; -} - -inline gzip_compressor::~gzip_compressor() { deflateEnd(&strm_); } - -inline bool gzip_compressor::compress(const char *data, size_t data_length, - bool last, Callback callback) { - assert(is_valid_); - - do { - constexpr size_t max_avail_in = - (std::numeric_limits::max)(); - - strm_.avail_in = static_cast( - (std::min)(data_length, max_avail_in)); - strm_.next_in = const_cast(reinterpret_cast(data)); - - data_length -= strm_.avail_in; - data += strm_.avail_in; - - auto flush = (last && data_length == 0) ? Z_FINISH : Z_NO_FLUSH; - auto ret = Z_OK; - - std::array buff{}; - do { - strm_.avail_out = static_cast(buff.size()); - strm_.next_out = reinterpret_cast(buff.data()); - - ret = deflate(&strm_, flush); - if (ret == Z_STREAM_ERROR) { return false; } - - if (!callback(buff.data(), buff.size() - strm_.avail_out)) { - return false; - } - } while (strm_.avail_out == 0); - - assert((flush == Z_FINISH && ret == Z_STREAM_END) || - (flush == Z_NO_FLUSH && ret == Z_OK)); - assert(strm_.avail_in == 0); - } while (data_length > 0); - - return true; -} - -inline gzip_decompressor::gzip_decompressor() { - std::memset(&strm_, 0, sizeof(strm_)); - strm_.zalloc = Z_NULL; - strm_.zfree = Z_NULL; - strm_.opaque = Z_NULL; - - // 15 is the value of wbits, which should be at the maximum possible value - // to ensure that any gzip stream can be decoded. The offset of 32 specifies - // that the stream type should be automatically detected either gzip or - // deflate. - is_valid_ = inflateInit2(&strm_, 32 + 15) == Z_OK; -} - -inline gzip_decompressor::~gzip_decompressor() { inflateEnd(&strm_); } - -inline bool gzip_decompressor::is_valid() const { return is_valid_; } - -inline bool gzip_decompressor::decompress(const char *data, size_t data_length, - Callback callback) { - assert(is_valid_); - - auto ret = Z_OK; - - do { - constexpr size_t max_avail_in = - (std::numeric_limits::max)(); - - strm_.avail_in = static_cast( - (std::min)(data_length, max_avail_in)); - strm_.next_in = const_cast(reinterpret_cast(data)); - - data_length -= strm_.avail_in; - data += strm_.avail_in; - - std::array buff{}; - while (strm_.avail_in > 0 && ret == Z_OK) { - strm_.avail_out = static_cast(buff.size()); - strm_.next_out = reinterpret_cast(buff.data()); - - ret = inflate(&strm_, Z_NO_FLUSH); - - assert(ret != Z_STREAM_ERROR); - switch (ret) { - case Z_NEED_DICT: - case Z_DATA_ERROR: - case Z_MEM_ERROR: inflateEnd(&strm_); return false; - } - - if (!callback(buff.data(), buff.size() - strm_.avail_out)) { - return false; - } - } - - if (ret != Z_OK && ret != Z_STREAM_END) { return false; } - - } while (data_length > 0); - - return true; -} -#endif - -#ifdef CPPHTTPLIB_BROTLI_SUPPORT -inline brotli_compressor::brotli_compressor() { - state_ = BrotliEncoderCreateInstance(nullptr, nullptr, nullptr); -} - -inline brotli_compressor::~brotli_compressor() { - BrotliEncoderDestroyInstance(state_); -} - -inline bool brotli_compressor::compress(const char *data, size_t data_length, - bool last, Callback callback) { - std::array buff{}; - - auto operation = last ? BROTLI_OPERATION_FINISH : BROTLI_OPERATION_PROCESS; - auto available_in = data_length; - auto next_in = reinterpret_cast(data); - - for (;;) { - if (last) { - if (BrotliEncoderIsFinished(state_)) { break; } - } else { - if (!available_in) { break; } - } - - auto available_out = buff.size(); - auto next_out = buff.data(); - - if (!BrotliEncoderCompressStream(state_, operation, &available_in, &next_in, - &available_out, &next_out, nullptr)) { - return false; - } - - auto output_bytes = buff.size() - available_out; - if (output_bytes) { - callback(reinterpret_cast(buff.data()), output_bytes); - } - } - - return true; -} - -inline brotli_decompressor::brotli_decompressor() { - decoder_s = BrotliDecoderCreateInstance(0, 0, 0); - decoder_r = decoder_s ? BROTLI_DECODER_RESULT_NEEDS_MORE_INPUT - : BROTLI_DECODER_RESULT_ERROR; -} - -inline brotli_decompressor::~brotli_decompressor() { - if (decoder_s) { BrotliDecoderDestroyInstance(decoder_s); } -} - -inline bool brotli_decompressor::is_valid() const { return decoder_s; } - -inline bool brotli_decompressor::decompress(const char *data, - size_t data_length, - Callback callback) { - if (decoder_r == BROTLI_DECODER_RESULT_SUCCESS || - decoder_r == BROTLI_DECODER_RESULT_ERROR) { - return 0; - } - - auto next_in = reinterpret_cast(data); - size_t avail_in = data_length; - size_t total_out; - - decoder_r = BROTLI_DECODER_RESULT_NEEDS_MORE_OUTPUT; - - std::array buff{}; - while (decoder_r == BROTLI_DECODER_RESULT_NEEDS_MORE_OUTPUT) { - char *next_out = buff.data(); - size_t avail_out = buff.size(); - - decoder_r = BrotliDecoderDecompressStream( - decoder_s, &avail_in, &next_in, &avail_out, - reinterpret_cast(&next_out), &total_out); - - if (decoder_r == BROTLI_DECODER_RESULT_ERROR) { return false; } - - if (!callback(buff.data(), buff.size() - avail_out)) { return false; } - } - - return decoder_r == BROTLI_DECODER_RESULT_SUCCESS || - decoder_r == BROTLI_DECODER_RESULT_NEEDS_MORE_INPUT; -} -#endif - -inline bool has_header(const Headers &headers, const std::string &key) { - return headers.find(key) != headers.end(); -} - -inline const char *get_header_value(const Headers &headers, - const std::string &key, const char *def, - size_t id) { - auto rng = headers.equal_range(key); - auto it = rng.first; - std::advance(it, static_cast(id)); - if (it != rng.second) { return it->second.c_str(); } - return def; -} - -template -inline bool parse_header(const char *beg, const char *end, T fn) { - // Skip trailing spaces and tabs. - while (beg < end && is_space_or_tab(end[-1])) { - end--; - } - - auto p = beg; - while (p < end && *p != ':') { - p++; - } - - if (p == end) { return false; } - - auto key_end = p; - - if (*p++ != ':') { return false; } - - while (p < end && is_space_or_tab(*p)) { - p++; - } - - if (p <= end) { - auto key_len = key_end - beg; - if (!key_len) { return false; } - - auto key = std::string(beg, key_end); - auto val = std::string(p, end); - - if (!detail::fields::is_field_value(val)) { return false; } - - if (case_ignore::equal(key, "Location") || - case_ignore::equal(key, "Referer")) { - fn(key, val); - } else { - fn(key, decode_url(val, false)); - } - - return true; - } - - return false; -} - -inline bool read_headers(Stream &strm, Headers &headers) { - const auto bufsiz = 2048; - char buf[bufsiz]; - stream_line_reader line_reader(strm, buf, bufsiz); - - for (;;) { - if (!line_reader.getline()) { return false; } - - // Check if the line ends with CRLF. - auto line_terminator_len = 2; - if (line_reader.end_with_crlf()) { - // Blank line indicates end of headers. - if (line_reader.size() == 2) { break; } - } else { -#ifdef CPPHTTPLIB_ALLOW_LF_AS_LINE_TERMINATOR - // Blank line indicates end of headers. - if (line_reader.size() == 1) { break; } - line_terminator_len = 1; -#else - continue; // Skip invalid line. -#endif - } - - if (line_reader.size() > CPPHTTPLIB_HEADER_MAX_LENGTH) { return false; } - - // Exclude line terminator - auto end = line_reader.ptr() + line_reader.size() - line_terminator_len; - - if (!parse_header(line_reader.ptr(), end, - [&](const std::string &key, const std::string &val) { - headers.emplace(key, val); - })) { - return false; - } - } - - return true; -} - -inline bool read_content_with_length(Stream &strm, uint64_t len, - Progress progress, - ContentReceiverWithProgress out) { - char buf[CPPHTTPLIB_RECV_BUFSIZ]; - - uint64_t r = 0; - while (r < len) { - auto read_len = static_cast(len - r); - auto n = strm.read(buf, (std::min)(read_len, CPPHTTPLIB_RECV_BUFSIZ)); - if (n <= 0) { return false; } - - if (!out(buf, static_cast(n), r, len)) { return false; } - r += static_cast(n); - - if (progress) { - if (!progress(r, len)) { return false; } - } - } - - return true; -} - -inline void skip_content_with_length(Stream &strm, uint64_t len) { - char buf[CPPHTTPLIB_RECV_BUFSIZ]; - uint64_t r = 0; - while (r < len) { - auto read_len = static_cast(len - r); - auto n = strm.read(buf, (std::min)(read_len, CPPHTTPLIB_RECV_BUFSIZ)); - if (n <= 0) { return; } - r += static_cast(n); - } -} - -inline bool read_content_without_length(Stream &strm, - ContentReceiverWithProgress out) { - char buf[CPPHTTPLIB_RECV_BUFSIZ]; - uint64_t r = 0; - for (;;) { - auto n = strm.read(buf, CPPHTTPLIB_RECV_BUFSIZ); - if (n <= 0) { return false; } - - if (!out(buf, static_cast(n), r, 0)) { return false; } - r += static_cast(n); - } - - return true; -} - -template -inline bool read_content_chunked(Stream &strm, T &x, - ContentReceiverWithProgress out) { - const auto bufsiz = 16; - char buf[bufsiz]; - - stream_line_reader line_reader(strm, buf, bufsiz); - - if (!line_reader.getline()) { return false; } - - unsigned long chunk_len; - while (true) { - char *end_ptr; - - chunk_len = std::strtoul(line_reader.ptr(), &end_ptr, 16); - - if (end_ptr == line_reader.ptr()) { return false; } - if (chunk_len == ULONG_MAX) { return false; } - - if (chunk_len == 0) { break; } - - if (!read_content_with_length(strm, chunk_len, nullptr, out)) { - return false; - } - - if (!line_reader.getline()) { return false; } - - if (strcmp(line_reader.ptr(), "\r\n") != 0) { return false; } - - if (!line_reader.getline()) { return false; } - } - - assert(chunk_len == 0); - - // NOTE: In RFC 9112, '7.1 Chunked Transfer Coding' mentions "The chunked - // transfer coding is complete when a chunk with a chunk-size of zero is - // received, possibly followed by a trailer section, and finally terminated by - // an empty line". https://www.rfc-editor.org/rfc/rfc9112.html#section-7.1 - // - // In '7.1.3. Decoding Chunked', however, the pseudo-code in the section - // does't care for the existence of the final CRLF. In other words, it seems - // to be ok whether the final CRLF exists or not in the chunked data. - // https://www.rfc-editor.org/rfc/rfc9112.html#section-7.1.3 - // - // According to the reference code in RFC 9112, cpp-httplib now allows - // chunked transfer coding data without the final CRLF. - if (!line_reader.getline()) { return true; } - - while (strcmp(line_reader.ptr(), "\r\n") != 0) { - if (line_reader.size() > CPPHTTPLIB_HEADER_MAX_LENGTH) { return false; } - - // Exclude line terminator - constexpr auto line_terminator_len = 2; - auto end = line_reader.ptr() + line_reader.size() - line_terminator_len; - - parse_header(line_reader.ptr(), end, - [&](const std::string &key, const std::string &val) { - x.headers.emplace(key, val); - }); - - if (!line_reader.getline()) { return false; } - } - - return true; -} - -inline bool is_chunked_transfer_encoding(const Headers &headers) { - return case_ignore::equal( - get_header_value(headers, "Transfer-Encoding", "", 0), "chunked"); -} - -template -bool prepare_content_receiver(T &x, int &status, - ContentReceiverWithProgress receiver, - bool decompress, U callback) { - if (decompress) { - std::string encoding = x.get_header_value("Content-Encoding"); - std::unique_ptr decompressor; - - if (encoding == "gzip" || encoding == "deflate") { -#ifdef CPPHTTPLIB_ZLIB_SUPPORT - decompressor = detail::make_unique(); -#else - status = StatusCode::UnsupportedMediaType_415; - return false; -#endif - } else if (encoding.find("br") != std::string::npos) { -#ifdef CPPHTTPLIB_BROTLI_SUPPORT - decompressor = detail::make_unique(); -#else - status = StatusCode::UnsupportedMediaType_415; - return false; -#endif - } - - if (decompressor) { - if (decompressor->is_valid()) { - ContentReceiverWithProgress out = [&](const char *buf, size_t n, - uint64_t off, uint64_t len) { - return decompressor->decompress(buf, n, - [&](const char *buf2, size_t n2) { - return receiver(buf2, n2, off, len); - }); - }; - return callback(std::move(out)); - } else { - status = StatusCode::InternalServerError_500; - return false; - } - } - } - - ContentReceiverWithProgress out = [&](const char *buf, size_t n, uint64_t off, - uint64_t len) { - return receiver(buf, n, off, len); - }; - return callback(std::move(out)); -} - -template -bool read_content(Stream &strm, T &x, size_t payload_max_length, int &status, - Progress progress, ContentReceiverWithProgress receiver, - bool decompress) { - return prepare_content_receiver( - x, status, std::move(receiver), decompress, - [&](const ContentReceiverWithProgress &out) { - auto ret = true; - auto exceed_payload_max_length = false; - - if (is_chunked_transfer_encoding(x.headers)) { - ret = read_content_chunked(strm, x, out); - } else if (!has_header(x.headers, "Content-Length")) { - ret = read_content_without_length(strm, out); - } else { - auto is_invalid_value = false; - auto len = get_header_value_u64( - x.headers, "Content-Length", - (std::numeric_limits::max)(), 0, is_invalid_value); - - if (is_invalid_value) { - ret = false; - } else if (len > payload_max_length) { - exceed_payload_max_length = true; - skip_content_with_length(strm, len); - ret = false; - } else if (len > 0) { - ret = read_content_with_length(strm, len, std::move(progress), out); - } - } - - if (!ret) { - status = exceed_payload_max_length ? StatusCode::PayloadTooLarge_413 - : StatusCode::BadRequest_400; - } - return ret; - }); -} - -inline ssize_t write_request_line(Stream &strm, const std::string &method, - const std::string &path) { - std::string s = method; - s += " "; - s += path; - s += " HTTP/1.1\r\n"; - return strm.write(s.data(), s.size()); -} - -inline ssize_t write_response_line(Stream &strm, int status) { - std::string s = "HTTP/1.1 "; - s += std::to_string(status); - s += " "; - s += httplib::status_message(status); - s += "\r\n"; - return strm.write(s.data(), s.size()); -} - -inline ssize_t write_headers(Stream &strm, const Headers &headers) { - ssize_t write_len = 0; - for (const auto &x : headers) { - std::string s; - s = x.first; - s += ": "; - s += x.second; - s += "\r\n"; - - auto len = strm.write(s.data(), s.size()); - if (len < 0) { return len; } - write_len += len; - } - auto len = strm.write("\r\n"); - if (len < 0) { return len; } - write_len += len; - return write_len; -} - -inline bool write_data(Stream &strm, const char *d, size_t l) { - size_t offset = 0; - while (offset < l) { - auto length = strm.write(d + offset, l - offset); - if (length < 0) { return false; } - offset += static_cast(length); - } - return true; -} - -template -inline bool write_content(Stream &strm, const ContentProvider &content_provider, - size_t offset, size_t length, T is_shutting_down, - Error &error) { - size_t end_offset = offset + length; - auto ok = true; - DataSink data_sink; - - data_sink.write = [&](const char *d, size_t l) -> bool { - if (ok) { - if (strm.is_writable() && write_data(strm, d, l)) { - offset += l; - } else { - ok = false; - } - } - return ok; - }; - - data_sink.is_writable = [&]() -> bool { return strm.is_writable(); }; - - while (offset < end_offset && !is_shutting_down()) { - if (!strm.is_writable()) { - error = Error::Write; - return false; - } else if (!content_provider(offset, end_offset - offset, data_sink)) { - error = Error::Canceled; - return false; - } else if (!ok) { - error = Error::Write; - return false; - } - } - - error = Error::Success; - return true; -} - -template -inline bool write_content(Stream &strm, const ContentProvider &content_provider, - size_t offset, size_t length, - const T &is_shutting_down) { - auto error = Error::Success; - return write_content(strm, content_provider, offset, length, is_shutting_down, - error); -} - -template -inline bool -write_content_without_length(Stream &strm, - const ContentProvider &content_provider, - const T &is_shutting_down) { - size_t offset = 0; - auto data_available = true; - auto ok = true; - DataSink data_sink; - - data_sink.write = [&](const char *d, size_t l) -> bool { - if (ok) { - offset += l; - if (!strm.is_writable() || !write_data(strm, d, l)) { ok = false; } - } - return ok; - }; - - data_sink.is_writable = [&]() -> bool { return strm.is_writable(); }; - - data_sink.done = [&](void) { data_available = false; }; - - while (data_available && !is_shutting_down()) { - if (!strm.is_writable()) { - return false; - } else if (!content_provider(offset, 0, data_sink)) { - return false; - } else if (!ok) { - return false; - } - } - return true; -} - -template -inline bool -write_content_chunked(Stream &strm, const ContentProvider &content_provider, - const T &is_shutting_down, U &compressor, Error &error) { - size_t offset = 0; - auto data_available = true; - auto ok = true; - DataSink data_sink; - - data_sink.write = [&](const char *d, size_t l) -> bool { - if (ok) { - data_available = l > 0; - offset += l; - - std::string payload; - if (compressor.compress(d, l, false, - [&](const char *data, size_t data_len) { - payload.append(data, data_len); - return true; - })) { - if (!payload.empty()) { - // Emit chunked response header and footer for each chunk - auto chunk = - from_i_to_hex(payload.size()) + "\r\n" + payload + "\r\n"; - if (!strm.is_writable() || - !write_data(strm, chunk.data(), chunk.size())) { - ok = false; - } - } - } else { - ok = false; - } - } - return ok; - }; - - data_sink.is_writable = [&]() -> bool { return strm.is_writable(); }; - - auto done_with_trailer = [&](const Headers *trailer) { - if (!ok) { return; } - - data_available = false; - - std::string payload; - if (!compressor.compress(nullptr, 0, true, - [&](const char *data, size_t data_len) { - payload.append(data, data_len); - return true; - })) { - ok = false; - return; - } - - if (!payload.empty()) { - // Emit chunked response header and footer for each chunk - auto chunk = from_i_to_hex(payload.size()) + "\r\n" + payload + "\r\n"; - if (!strm.is_writable() || - !write_data(strm, chunk.data(), chunk.size())) { - ok = false; - return; - } - } - - static const std::string done_marker("0\r\n"); - if (!write_data(strm, done_marker.data(), done_marker.size())) { - ok = false; - } - - // Trailer - if (trailer) { - for (const auto &kv : *trailer) { - std::string field_line = kv.first + ": " + kv.second + "\r\n"; - if (!write_data(strm, field_line.data(), field_line.size())) { - ok = false; - } - } - } - - static const std::string crlf("\r\n"); - if (!write_data(strm, crlf.data(), crlf.size())) { ok = false; } - }; - - data_sink.done = [&](void) { done_with_trailer(nullptr); }; - - data_sink.done_with_trailer = [&](const Headers &trailer) { - done_with_trailer(&trailer); - }; - - while (data_available && !is_shutting_down()) { - if (!strm.is_writable()) { - error = Error::Write; - return false; - } else if (!content_provider(offset, 0, data_sink)) { - error = Error::Canceled; - return false; - } else if (!ok) { - error = Error::Write; - return false; - } - } - - error = Error::Success; - return true; -} - -template -inline bool write_content_chunked(Stream &strm, - const ContentProvider &content_provider, - const T &is_shutting_down, U &compressor) { - auto error = Error::Success; - return write_content_chunked(strm, content_provider, is_shutting_down, - compressor, error); -} - -template -inline bool redirect(T &cli, Request &req, Response &res, - const std::string &path, const std::string &location, - Error &error) { - Request new_req = req; - new_req.path = path; - new_req.redirect_count_ -= 1; - - if (res.status == StatusCode::SeeOther_303 && - (req.method != "GET" && req.method != "HEAD")) { - new_req.method = "GET"; - new_req.body.clear(); - new_req.headers.clear(); - } - - Response new_res; - - auto ret = cli.send(new_req, new_res, error); - if (ret) { - req = new_req; - res = new_res; - - if (res.location.empty()) { res.location = location; } - } - return ret; -} - -inline std::string params_to_query_str(const Params ¶ms) { - std::string query; - - for (auto it = params.begin(); it != params.end(); ++it) { - if (it != params.begin()) { query += "&"; } - query += it->first; - query += "="; - query += encode_query_param(it->second); - } - return query; -} - -inline void parse_query_text(const char *data, std::size_t size, - Params ¶ms) { - std::set cache; - split(data, data + size, '&', [&](const char *b, const char *e) { - std::string kv(b, e); - if (cache.find(kv) != cache.end()) { return; } - cache.insert(std::move(kv)); - - std::string key; - std::string val; - divide(b, static_cast(e - b), '=', - [&](const char *lhs_data, std::size_t lhs_size, const char *rhs_data, - std::size_t rhs_size) { - key.assign(lhs_data, lhs_size); - val.assign(rhs_data, rhs_size); - }); - - if (!key.empty()) { - params.emplace(decode_url(key, true), decode_url(val, true)); - } - }); -} - -inline void parse_query_text(const std::string &s, Params ¶ms) { - parse_query_text(s.data(), s.size(), params); -} - -inline bool parse_multipart_boundary(const std::string &content_type, - std::string &boundary) { - auto boundary_keyword = "boundary="; - auto pos = content_type.find(boundary_keyword); - if (pos == std::string::npos) { return false; } - auto end = content_type.find(';', pos); - auto beg = pos + strlen(boundary_keyword); - boundary = trim_double_quotes_copy(content_type.substr(beg, end - beg)); - return !boundary.empty(); -} - -inline void parse_disposition_params(const std::string &s, Params ¶ms) { - std::set cache; - split(s.data(), s.data() + s.size(), ';', [&](const char *b, const char *e) { - std::string kv(b, e); - if (cache.find(kv) != cache.end()) { return; } - cache.insert(kv); - - std::string key; - std::string val; - split(b, e, '=', [&](const char *b2, const char *e2) { - if (key.empty()) { - key.assign(b2, e2); - } else { - val.assign(b2, e2); - } - }); - - if (!key.empty()) { - params.emplace(trim_double_quotes_copy((key)), - trim_double_quotes_copy((val))); - } - }); -} - -#ifdef CPPHTTPLIB_NO_EXCEPTIONS -inline bool parse_range_header(const std::string &s, Ranges &ranges) { -#else -inline bool parse_range_header(const std::string &s, Ranges &ranges) try { -#endif - auto is_valid = [](const std::string &str) { - return std::all_of(str.cbegin(), str.cend(), - [](unsigned char c) { return std::isdigit(c); }); - }; - - if (s.size() > 7 && s.compare(0, 6, "bytes=") == 0) { - const auto pos = static_cast(6); - const auto len = static_cast(s.size() - 6); - auto all_valid_ranges = true; - split(&s[pos], &s[pos + len], ',', [&](const char *b, const char *e) { - if (!all_valid_ranges) { return; } - - const auto it = std::find(b, e, '-'); - if (it == e) { - all_valid_ranges = false; - return; - } - - const auto lhs = std::string(b, it); - const auto rhs = std::string(it + 1, e); - if (!is_valid(lhs) || !is_valid(rhs)) { - all_valid_ranges = false; - return; - } - - const auto first = - static_cast(lhs.empty() ? -1 : std::stoll(lhs)); - const auto last = - static_cast(rhs.empty() ? -1 : std::stoll(rhs)); - if ((first == -1 && last == -1) || - (first != -1 && last != -1 && first > last)) { - all_valid_ranges = false; - return; - } - - ranges.emplace_back(first, last); - }); - return all_valid_ranges && !ranges.empty(); - } - return false; -#ifdef CPPHTTPLIB_NO_EXCEPTIONS -} -#else -} catch (...) { return false; } -#endif - -class MultipartFormDataParser { -public: - MultipartFormDataParser() = default; - - void set_boundary(std::string &&boundary) { - boundary_ = boundary; - dash_boundary_crlf_ = dash_ + boundary_ + crlf_; - crlf_dash_boundary_ = crlf_ + dash_ + boundary_; - } - - bool is_valid() const { return is_valid_; } - - bool parse(const char *buf, size_t n, const ContentReceiver &content_callback, - const MultipartContentHeader &header_callback) { - - buf_append(buf, n); - - while (buf_size() > 0) { - switch (state_) { - case 0: { // Initial boundary - buf_erase(buf_find(dash_boundary_crlf_)); - if (dash_boundary_crlf_.size() > buf_size()) { return true; } - if (!buf_start_with(dash_boundary_crlf_)) { return false; } - buf_erase(dash_boundary_crlf_.size()); - state_ = 1; - break; - } - case 1: { // New entry - clear_file_info(); - state_ = 2; - break; - } - case 2: { // Headers - auto pos = buf_find(crlf_); - if (pos > CPPHTTPLIB_HEADER_MAX_LENGTH) { return false; } - while (pos < buf_size()) { - // Empty line - if (pos == 0) { - if (!header_callback(file_)) { - is_valid_ = false; - return false; - } - buf_erase(crlf_.size()); - state_ = 3; - break; - } - - const auto header = buf_head(pos); - - if (!parse_header(header.data(), header.data() + header.size(), - [&](const std::string &, const std::string &) {})) { - is_valid_ = false; - return false; - } - - static const std::string header_content_type = "Content-Type:"; - - if (start_with_case_ignore(header, header_content_type)) { - file_.content_type = - trim_copy(header.substr(header_content_type.size())); - } else { - static const std::regex re_content_disposition( - R"~(^Content-Disposition:\s*form-data;\s*(.*)$)~", - std::regex_constants::icase); - - std::smatch m; - if (std::regex_match(header, m, re_content_disposition)) { - Params params; - parse_disposition_params(m[1], params); - - auto it = params.find("name"); - if (it != params.end()) { - file_.name = it->second; - } else { - is_valid_ = false; - return false; - } - - it = params.find("filename"); - if (it != params.end()) { file_.filename = it->second; } - - it = params.find("filename*"); - if (it != params.end()) { - // Only allow UTF-8 encoding... - static const std::regex re_rfc5987_encoding( - R"~(^UTF-8''(.+?)$)~", std::regex_constants::icase); - - std::smatch m2; - if (std::regex_match(it->second, m2, re_rfc5987_encoding)) { - file_.filename = decode_url(m2[1], false); // override... - } else { - is_valid_ = false; - return false; + inline std::string if2ip(int address_family, const std::string& ifn) + { + struct ifaddrs* ifap; + getifaddrs(&ifap); + auto se = detail::scope_exit([&] { freeifaddrs(ifap); }); + + std::string addr_candidate; + for (auto ifa = ifap; ifa; ifa = ifa->ifa_next) { + if (ifa->ifa_addr && ifn == ifa->ifa_name && + (AF_UNSPEC == address_family || + ifa->ifa_addr->sa_family == address_family)) { + if (ifa->ifa_addr->sa_family == AF_INET) { + auto sa = reinterpret_cast(ifa->ifa_addr); + char buf[INET_ADDRSTRLEN]; + if (inet_ntop(AF_INET, &sa->sin_addr, buf, INET_ADDRSTRLEN)) { + return std::string(buf, INET_ADDRSTRLEN); + } + } + else if (ifa->ifa_addr->sa_family == AF_INET6) { + auto sa = reinterpret_cast(ifa->ifa_addr); + if (!IN6_IS_ADDR_LINKLOCAL(&sa->sin6_addr)) { + char buf[INET6_ADDRSTRLEN] = {}; + if (inet_ntop(AF_INET6, &sa->sin6_addr, buf, INET6_ADDRSTRLEN)) { + // equivalent to mac's IN6_IS_ADDR_UNIQUE_LOCAL + auto s6_addr_head = sa->sin6_addr.s6_addr[0]; + if (s6_addr_head == 0xfc || s6_addr_head == 0xfd) { + addr_candidate = std::string(buf, INET6_ADDRSTRLEN); + } + else { + return std::string(buf, INET6_ADDRSTRLEN); + } + } + } + } } - } } - } - buf_erase(pos + crlf_.size()); - pos = buf_find(crlf_); + return addr_candidate; } - if (state_ != 3) { return true; } - break; - } - case 3: { // Body - if (crlf_dash_boundary_.size() > buf_size()) { return true; } - auto pos = buf_find(crlf_dash_boundary_); - if (pos < buf_size()) { - if (!content_callback(buf_data(), pos)) { - is_valid_ = false; - return false; - } - buf_erase(pos + crlf_dash_boundary_.size()); - state_ = 4; - } else { - auto len = buf_size() - crlf_dash_boundary_.size(); - if (len > 0) { - if (!content_callback(buf_data(), len)) { - is_valid_ = false; - return false; +#endif + + inline socket_t create_client_socket( + const std::string& host, const std::string& ip, int port, + int address_family, bool tcp_nodelay, bool ipv6_v6only, + SocketOptions socket_options, time_t connection_timeout_sec, + time_t connection_timeout_usec, time_t read_timeout_sec, + time_t read_timeout_usec, time_t write_timeout_sec, + time_t write_timeout_usec, const std::string& intf, Error& error) + { + auto sock = create_socket( + host, ip, port, address_family, 0, tcp_nodelay, ipv6_v6only, + std::move(socket_options), + [&](socket_t sock2, struct addrinfo& ai, bool& quit) -> bool { + if (!intf.empty()) { +#ifdef USE_IF2IP + auto ip_from_if = if2ip(address_family, intf); + if (ip_from_if.empty()) { ip_from_if = intf; } + if (!bind_ip_address(sock2, ip_from_if)) { + error = Error::BindIPAddress; + return false; + } +#endif + } + + set_nonblocking(sock2, true); + + auto ret = + ::connect(sock2, ai.ai_addr, static_cast(ai.ai_addrlen)); + + if (ret < 0) { + if (is_connection_error()) { + error = Error::Connection; + return false; + } + error = wait_until_socket_is_ready(sock2, connection_timeout_sec, + connection_timeout_usec); + if (error != Error::Success) { + if (error == Error::ConnectionTimeout) { quit = true; } + return false; + } + } + + set_nonblocking(sock2, false); + set_socket_opt_time(sock2, SOL_SOCKET, SO_RCVTIMEO, read_timeout_sec, + read_timeout_usec); + set_socket_opt_time(sock2, SOL_SOCKET, SO_SNDTIMEO, write_timeout_sec, + write_timeout_usec); + + error = Error::Success; + return true; + }); + + if (sock != INVALID_SOCKET) { + error = Error::Success; } - buf_erase(len); - } - return true; + else { + if (error == Error::Success) { error = Error::Connection; } + } + + return sock; } - break; - } - case 4: { // Boundary - if (crlf_.size() > buf_size()) { return true; } - if (buf_start_with(crlf_)) { - buf_erase(crlf_.size()); - state_ = 1; - } else { - if (dash_.size() > buf_size()) { return true; } - if (buf_start_with(dash_)) { - buf_erase(dash_.size()); - is_valid_ = true; - buf_erase(buf_size()); // Remove epilogue - } else { + + inline bool get_ip_and_port(const struct sockaddr_storage& addr, + socklen_t addr_len, std::string& ip, int& port) + { + if (addr.ss_family == AF_INET) { + port = ntohs(reinterpret_cast(&addr)->sin_port); + } + else if (addr.ss_family == AF_INET6) { + port = + ntohs(reinterpret_cast(&addr)->sin6_port); + } + else { + return false; + } + + std::array ipstr{}; + if (getnameinfo(reinterpret_cast(&addr), addr_len, + ipstr.data(), static_cast(ipstr.size()), nullptr, + 0, NI_NUMERICHOST)) { + return false; + } + + ip = ipstr.data(); return true; - } } - break; - } - } - } - - return true; - } - -private: - void clear_file_info() { - file_.name.clear(); - file_.filename.clear(); - file_.content_type.clear(); - } - - bool start_with_case_ignore(const std::string &a, - const std::string &b) const { - if (a.size() < b.size()) { return false; } - for (size_t i = 0; i < b.size(); i++) { - if (case_ignore::to_lower(a[i]) != case_ignore::to_lower(b[i])) { - return false; - } - } - return true; - } - - const std::string dash_ = "--"; - const std::string crlf_ = "\r\n"; - std::string boundary_; - std::string dash_boundary_crlf_; - std::string crlf_dash_boundary_; - - size_t state_ = 0; - bool is_valid_ = false; - MultipartFormData file_; - - // Buffer - bool start_with(const std::string &a, size_t spos, size_t epos, - const std::string &b) const { - if (epos - spos < b.size()) { return false; } - for (size_t i = 0; i < b.size(); i++) { - if (a[i + spos] != b[i]) { return false; } - } - return true; - } - - size_t buf_size() const { return buf_epos_ - buf_spos_; } - - const char *buf_data() const { return &buf_[buf_spos_]; } - - std::string buf_head(size_t l) const { return buf_.substr(buf_spos_, l); } - - bool buf_start_with(const std::string &s) const { - return start_with(buf_, buf_spos_, buf_epos_, s); - } - - size_t buf_find(const std::string &s) const { - auto c = s.front(); - - size_t off = buf_spos_; - while (off < buf_epos_) { - auto pos = off; - while (true) { - if (pos == buf_epos_) { return buf_size(); } - if (buf_[pos] == c) { break; } - pos++; - } - - auto remaining_size = buf_epos_ - pos; - if (s.size() > remaining_size) { return buf_size(); } - - if (start_with(buf_, pos, buf_epos_, s)) { return pos - buf_spos_; } - - off = pos + 1; - } - - return buf_size(); - } - - void buf_append(const char *data, size_t n) { - auto remaining_size = buf_size(); - if (remaining_size > 0 && buf_spos_ > 0) { - for (size_t i = 0; i < remaining_size; i++) { - buf_[i] = buf_[buf_spos_ + i]; - } - } - buf_spos_ = 0; - buf_epos_ = remaining_size; - - if (remaining_size + n > buf_.size()) { buf_.resize(remaining_size + n); } - - for (size_t i = 0; i < n; i++) { - buf_[buf_epos_ + i] = data[i]; - } - buf_epos_ += n; - } - - void buf_erase(size_t size) { buf_spos_ += size; } - - std::string buf_; - size_t buf_spos_ = 0; - size_t buf_epos_ = 0; -}; - -inline std::string random_string(size_t length) { - static const char data[] = - "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"; - - // std::random_device might actually be deterministic on some - // platforms, but due to lack of support in the c++ standard library, - // doing better requires either some ugly hacks or breaking portability. - static std::random_device seed_gen; - - // Request 128 bits of entropy for initialization - static std::seed_seq seed_sequence{seed_gen(), seed_gen(), seed_gen(), - seed_gen()}; - - static std::mt19937 engine(seed_sequence); - - std::string result; - for (size_t i = 0; i < length; i++) { - result += data[engine() % (sizeof(data) - 1)]; - } - return result; -} - -inline std::string make_multipart_data_boundary() { - return "--cpp-httplib-multipart-data-" + detail::random_string(16); -} - -inline bool is_multipart_boundary_chars_valid(const std::string &boundary) { - auto valid = true; - for (size_t i = 0; i < boundary.size(); i++) { - auto c = boundary[i]; - if (!std::isalnum(c) && c != '-' && c != '_') { - valid = false; - break; - } - } - return valid; -} - -template -inline std::string -serialize_multipart_formdata_item_begin(const T &item, - const std::string &boundary) { - std::string body = "--" + boundary + "\r\n"; - body += "Content-Disposition: form-data; name=\"" + item.name + "\""; - if (!item.filename.empty()) { - body += "; filename=\"" + item.filename + "\""; - } - body += "\r\n"; - if (!item.content_type.empty()) { - body += "Content-Type: " + item.content_type + "\r\n"; - } - body += "\r\n"; - - return body; -} - -inline std::string serialize_multipart_formdata_item_end() { return "\r\n"; } - -inline std::string -serialize_multipart_formdata_finish(const std::string &boundary) { - return "--" + boundary + "--\r\n"; -} - -inline std::string -serialize_multipart_formdata_get_content_type(const std::string &boundary) { - return "multipart/form-data; boundary=" + boundary; -} - -inline std::string -serialize_multipart_formdata(const MultipartFormDataItems &items, - const std::string &boundary, bool finish = true) { - std::string body; - - for (const auto &item : items) { - body += serialize_multipart_formdata_item_begin(item, boundary); - body += item.content + serialize_multipart_formdata_item_end(); - } - - if (finish) { body += serialize_multipart_formdata_finish(boundary); } - - return body; -} - -inline bool range_error(Request &req, Response &res) { - if (!req.ranges.empty() && 200 <= res.status && res.status < 300) { - ssize_t content_len = static_cast( - res.content_length_ ? res.content_length_ : res.body.size()); - - ssize_t prev_first_pos = -1; - ssize_t prev_last_pos = -1; - size_t overwrapping_count = 0; - - // NOTE: The following Range check is based on '14.2. Range' in RFC 9110 - // 'HTTP Semantics' to avoid potential denial-of-service attacks. - // https://www.rfc-editor.org/rfc/rfc9110#section-14.2 - - // Too many ranges - if (req.ranges.size() > CPPHTTPLIB_RANGE_MAX_COUNT) { return true; } - - for (auto &r : req.ranges) { - auto &first_pos = r.first; - auto &last_pos = r.second; - - if (first_pos == -1 && last_pos == -1) { - first_pos = 0; - last_pos = content_len; - } - - if (first_pos == -1) { - first_pos = content_len - last_pos; - last_pos = content_len - 1; - } - - // NOTE: RFC-9110 '14.1.2. Byte Ranges': - // A client can limit the number of bytes requested without knowing the - // size of the selected representation. If the last-pos value is absent, - // or if the value is greater than or equal to the current length of the - // representation data, the byte range is interpreted as the remainder of - // the representation (i.e., the server replaces the value of last-pos - // with a value that is one less than the current length of the selected - // representation). - // https://www.rfc-editor.org/rfc/rfc9110.html#section-14.1.2-6 - if (last_pos == -1 || last_pos >= content_len) { - last_pos = content_len - 1; - } - - // Range must be within content length - if (!(0 <= first_pos && first_pos <= last_pos && - last_pos <= content_len - 1)) { - return true; - } - - // Ranges must be in ascending order - if (first_pos <= prev_first_pos) { return true; } - - // Request must not have more than two overlapping ranges - if (first_pos <= prev_last_pos) { - overwrapping_count++; - if (overwrapping_count > 2) { return true; } - } - - prev_first_pos = (std::max)(prev_first_pos, first_pos); - prev_last_pos = (std::max)(prev_last_pos, last_pos); - } - } - - return false; -} - -inline std::pair -get_range_offset_and_length(Range r, size_t content_length) { - assert(r.first != -1 && r.second != -1); - assert(0 <= r.first && r.first < static_cast(content_length)); - assert(r.first <= r.second && - r.second < static_cast(content_length)); - (void)(content_length); - return std::make_pair(r.first, static_cast(r.second - r.first) + 1); -} - -inline std::string make_content_range_header_field( - const std::pair &offset_and_length, size_t content_length) { - auto st = offset_and_length.first; - auto ed = st + offset_and_length.second - 1; - - std::string field = "bytes "; - field += std::to_string(st); - field += "-"; - field += std::to_string(ed); - field += "/"; - field += std::to_string(content_length); - return field; -} - -template -bool process_multipart_ranges_data(const Request &req, - const std::string &boundary, - const std::string &content_type, - size_t content_length, SToken stoken, - CToken ctoken, Content content) { - for (size_t i = 0; i < req.ranges.size(); i++) { - ctoken("--"); - stoken(boundary); - ctoken("\r\n"); - if (!content_type.empty()) { - ctoken("Content-Type: "); - stoken(content_type); - ctoken("\r\n"); - } - - auto offset_and_length = - get_range_offset_and_length(req.ranges[i], content_length); - - ctoken("Content-Range: "); - stoken(make_content_range_header_field(offset_and_length, content_length)); - ctoken("\r\n"); - ctoken("\r\n"); - - if (!content(offset_and_length.first, offset_and_length.second)) { - return false; - } - ctoken("\r\n"); - } - - ctoken("--"); - stoken(boundary); - ctoken("--"); - - return true; -} - -inline void make_multipart_ranges_data(const Request &req, Response &res, - const std::string &boundary, - const std::string &content_type, - size_t content_length, - std::string &data) { - process_multipart_ranges_data( - req, boundary, content_type, content_length, - [&](const std::string &token) { data += token; }, - [&](const std::string &token) { data += token; }, - [&](size_t offset, size_t length) { - assert(offset + length <= content_length); - data += res.body.substr(offset, length); - return true; - }); -} - -inline size_t get_multipart_ranges_data_length(const Request &req, - const std::string &boundary, - const std::string &content_type, - size_t content_length) { - size_t data_length = 0; - - process_multipart_ranges_data( - req, boundary, content_type, content_length, - [&](const std::string &token) { data_length += token.size(); }, - [&](const std::string &token) { data_length += token.size(); }, - [&](size_t /*offset*/, size_t length) { - data_length += length; - return true; - }); - - return data_length; -} - -template -inline bool -write_multipart_ranges_data(Stream &strm, const Request &req, Response &res, - const std::string &boundary, - const std::string &content_type, - size_t content_length, const T &is_shutting_down) { - return process_multipart_ranges_data( - req, boundary, content_type, content_length, - [&](const std::string &token) { strm.write(token); }, - [&](const std::string &token) { strm.write(token); }, - [&](size_t offset, size_t length) { - return write_content(strm, res.content_provider_, offset, length, - is_shutting_down); - }); -} - -inline bool expect_content(const Request &req) { - if (req.method == "POST" || req.method == "PUT" || req.method == "PATCH" || - req.method == "DELETE") { - return true; - } - if (req.has_header("Content-Length") && - req.get_header_value_u64("Content-Length") > 0) { - return true; - } - if (is_chunked_transfer_encoding(req.headers)) { return true; } - return false; -} - -inline bool has_crlf(const std::string &s) { - auto p = s.c_str(); - while (*p) { - if (*p == '\r' || *p == '\n') { return true; } - p++; - } - return false; -} + + inline void get_local_ip_and_port(socket_t sock, std::string& ip, int& port) + { + struct sockaddr_storage addr; + socklen_t addr_len = sizeof(addr); + if (!getsockname(sock, reinterpret_cast(&addr), + &addr_len)) { + get_ip_and_port(addr, addr_len, ip, port); + } + } + + inline void get_remote_ip_and_port(socket_t sock, std::string& ip, int& port) + { + struct sockaddr_storage addr; + socklen_t addr_len = sizeof(addr); + + if (!getpeername(sock, reinterpret_cast(&addr), + &addr_len)) { +#ifndef _WIN32 + if (addr.ss_family == AF_UNIX) { +#if defined(__linux__) + struct ucred ucred; + socklen_t len = sizeof(ucred); + if (getsockopt(sock, SOL_SOCKET, SO_PEERCRED, &ucred, &len) == 0) { + port = ucred.pid; + } +#elif defined(SOL_LOCAL) && defined(SO_PEERPID) // __APPLE__ + pid_t pid; + socklen_t len = sizeof(pid); + if (getsockopt(sock, SOL_LOCAL, SO_PEERPID, &pid, &len) == 0) { + port = pid; + } +#endif + return; + } +#endif + get_ip_and_port(addr, addr_len, ip, port); + } + } + + inline constexpr unsigned int str2tag_core(const char* s, size_t l, + unsigned int h) + { + return (l == 0) + ? h + : str2tag_core( + s + 1, l - 1, + // Unsets the 6 high bits of h, therefore no overflow happens + (((std::numeric_limits::max)() >> 6) & + h * 33) ^ + static_cast(*s)); + } + + inline unsigned int str2tag(const std::string& s) + { + return str2tag_core(s.data(), s.size(), 0); + } + + namespace udl + { + + inline constexpr unsigned int operator""_t(const char* s, size_t l) + { + return str2tag_core(s, l, 0); + } + + } // namespace udl + + inline std::string + find_content_type(const std::string& path, + const std::map& user_data, + const std::string& default_content_type) + { + auto ext = file_extension(path); + + auto it = user_data.find(ext); + if (it != user_data.end()) { return it->second; } + + using udl::operator""_t; + + switch (str2tag(ext)) { + default: return default_content_type; + + case "css"_t: return "text/css"; + case "csv"_t: return "text/csv"; + case "htm"_t: + case "html"_t: return "text/html"; + case "js"_t: + case "mjs"_t: return "text/javascript"; + case "txt"_t: return "text/plain"; + case "vtt"_t: return "text/vtt"; + + case "apng"_t: return "image/apng"; + case "avif"_t: return "image/avif"; + case "bmp"_t: return "image/bmp"; + case "gif"_t: return "image/gif"; + case "png"_t: return "image/png"; + case "svg"_t: return "image/svg+xml"; + case "webp"_t: return "image/webp"; + case "ico"_t: return "image/x-icon"; + case "tif"_t: return "image/tiff"; + case "tiff"_t: return "image/tiff"; + case "jpg"_t: + case "jpeg"_t: return "image/jpeg"; + + case "mp4"_t: return "video/mp4"; + case "mpeg"_t: return "video/mpeg"; + case "webm"_t: return "video/webm"; + + case "mp3"_t: return "audio/mp3"; + case "mpga"_t: return "audio/mpeg"; + case "weba"_t: return "audio/webm"; + case "wav"_t: return "audio/wave"; + + case "otf"_t: return "font/otf"; + case "ttf"_t: return "font/ttf"; + case "woff"_t: return "font/woff"; + case "woff2"_t: return "font/woff2"; + + case "7z"_t: return "application/x-7z-compressed"; + case "atom"_t: return "application/atom+xml"; + case "pdf"_t: return "application/pdf"; + case "json"_t: return "application/json"; + case "rss"_t: return "application/rss+xml"; + case "tar"_t: return "application/x-tar"; + case "xht"_t: + case "xhtml"_t: return "application/xhtml+xml"; + case "xslt"_t: return "application/xslt+xml"; + case "xml"_t: return "application/xml"; + case "gz"_t: return "application/gzip"; + case "zip"_t: return "application/zip"; + case "wasm"_t: return "application/wasm"; + } + } + + inline bool can_compress_content_type(const std::string& content_type) + { + using udl::operator""_t; + + auto tag = str2tag(content_type); + + switch (tag) { + case "image/svg+xml"_t: + case "application/javascript"_t: + case "application/json"_t: + case "application/xml"_t: + case "application/protobuf"_t: + case "application/xhtml+xml"_t: return true; + + case "text/event-stream"_t: return false; + + default: return !content_type.rfind("text/", 0); + } + } + + inline EncodingType encoding_type(const Request& req, const Response& res) + { + auto ret = + detail::can_compress_content_type(res.get_header_value("Content-Type")); + if (!ret) { return EncodingType::None; } + + const auto& s = req.get_header_value("Accept-Encoding"); + (void)(s); + +#ifdef CPPHTTPLIB_BROTLI_SUPPORT + // TODO: 'Accept-Encoding' has br, not br;q=0 + ret = s.find("br") != std::string::npos; + if (ret) { return EncodingType::Brotli; } +#endif + +#ifdef CPPHTTPLIB_ZLIB_SUPPORT + // TODO: 'Accept-Encoding' has gzip, not gzip;q=0 + ret = s.find("gzip") != std::string::npos; + if (ret) { return EncodingType::Gzip; } +#endif + + return EncodingType::None; + } + + inline bool nocompressor::compress(const char* data, size_t data_length, + bool /*last*/, Callback callback) + { + if (!data_length) { return true; } + return callback(data, data_length); + } + +#ifdef CPPHTTPLIB_ZLIB_SUPPORT + inline gzip_compressor::gzip_compressor() + { + std::memset(&strm_, 0, sizeof(strm_)); + strm_.zalloc = Z_NULL; + strm_.zfree = Z_NULL; + strm_.opaque = Z_NULL; + + is_valid_ = deflateInit2(&strm_, Z_DEFAULT_COMPRESSION, Z_DEFLATED, 31, 8, + Z_DEFAULT_STRATEGY) == Z_OK; + } + + inline gzip_compressor::~gzip_compressor() { deflateEnd(&strm_); } + + inline bool gzip_compressor::compress(const char* data, size_t data_length, + bool last, Callback callback) + { + assert(is_valid_); + + do { + constexpr size_t max_avail_in = + (std::numeric_limits::max)(); + + strm_.avail_in = static_cast( + (std::min)(data_length, max_avail_in)); + strm_.next_in = const_cast(reinterpret_cast(data)); + + data_length -= strm_.avail_in; + data += strm_.avail_in; + + auto flush = (last && data_length == 0) ? Z_FINISH : Z_NO_FLUSH; + auto ret = Z_OK; + + std::array buff{}; + do { + strm_.avail_out = static_cast(buff.size()); + strm_.next_out = reinterpret_cast(buff.data()); + + ret = deflate(&strm_, flush); + if (ret == Z_STREAM_ERROR) { return false; } + + if (!callback(buff.data(), buff.size() - strm_.avail_out)) { + return false; + } + } while (strm_.avail_out == 0); + + assert((flush == Z_FINISH && ret == Z_STREAM_END) || + (flush == Z_NO_FLUSH && ret == Z_OK)); + assert(strm_.avail_in == 0); + } while (data_length > 0); + + return true; + } + + inline gzip_decompressor::gzip_decompressor() + { + std::memset(&strm_, 0, sizeof(strm_)); + strm_.zalloc = Z_NULL; + strm_.zfree = Z_NULL; + strm_.opaque = Z_NULL; + + // 15 is the value of wbits, which should be at the maximum possible value + // to ensure that any gzip stream can be decoded. The offset of 32 specifies + // that the stream type should be automatically detected either gzip or + // deflate. + is_valid_ = inflateInit2(&strm_, 32 + 15) == Z_OK; + } + + inline gzip_decompressor::~gzip_decompressor() { inflateEnd(&strm_); } + + inline bool gzip_decompressor::is_valid() const { return is_valid_; } + + inline bool gzip_decompressor::decompress(const char* data, size_t data_length, + Callback callback) + { + assert(is_valid_); + + auto ret = Z_OK; + + do { + constexpr size_t max_avail_in = + (std::numeric_limits::max)(); + + strm_.avail_in = static_cast( + (std::min)(data_length, max_avail_in)); + strm_.next_in = const_cast(reinterpret_cast(data)); + + data_length -= strm_.avail_in; + data += strm_.avail_in; + + std::array buff{}; + while (strm_.avail_in > 0 && ret == Z_OK) { + strm_.avail_out = static_cast(buff.size()); + strm_.next_out = reinterpret_cast(buff.data()); + + ret = inflate(&strm_, Z_NO_FLUSH); + + assert(ret != Z_STREAM_ERROR); + switch (ret) { + case Z_NEED_DICT: + case Z_DATA_ERROR: + case Z_MEM_ERROR: inflateEnd(&strm_); return false; + } + + if (!callback(buff.data(), buff.size() - strm_.avail_out)) { + return false; + } + } + + if (ret != Z_OK && ret != Z_STREAM_END) { return false; } + + } while (data_length > 0); + + return true; + } +#endif + +#ifdef CPPHTTPLIB_BROTLI_SUPPORT + inline brotli_compressor::brotli_compressor() + { + state_ = BrotliEncoderCreateInstance(nullptr, nullptr, nullptr); + } + + inline brotli_compressor::~brotli_compressor() + { + BrotliEncoderDestroyInstance(state_); + } + + inline bool brotli_compressor::compress(const char* data, size_t data_length, + bool last, Callback callback) + { + std::array buff{}; + + auto operation = last ? BROTLI_OPERATION_FINISH : BROTLI_OPERATION_PROCESS; + auto available_in = data_length; + auto next_in = reinterpret_cast(data); + + for (;;) { + if (last) { + if (BrotliEncoderIsFinished(state_)) { break; } + } + else { + if (!available_in) { break; } + } + + auto available_out = buff.size(); + auto next_out = buff.data(); + + if (!BrotliEncoderCompressStream(state_, operation, &available_in, &next_in, + &available_out, &next_out, nullptr)) { + return false; + } + + auto output_bytes = buff.size() - available_out; + if (output_bytes) { + callback(reinterpret_cast(buff.data()), output_bytes); + } + } + + return true; + } + + inline brotli_decompressor::brotli_decompressor() + { + decoder_s = BrotliDecoderCreateInstance(0, 0, 0); + decoder_r = decoder_s ? BROTLI_DECODER_RESULT_NEEDS_MORE_INPUT + : BROTLI_DECODER_RESULT_ERROR; + } + + inline brotli_decompressor::~brotli_decompressor() + { + if (decoder_s) { BrotliDecoderDestroyInstance(decoder_s); } + } + + inline bool brotli_decompressor::is_valid() const { return decoder_s; } + + inline bool brotli_decompressor::decompress(const char* data, + size_t data_length, + Callback callback) + { + if (decoder_r == BROTLI_DECODER_RESULT_SUCCESS || + decoder_r == BROTLI_DECODER_RESULT_ERROR) { + return 0; + } + + auto next_in = reinterpret_cast(data); + size_t avail_in = data_length; + size_t total_out; + + decoder_r = BROTLI_DECODER_RESULT_NEEDS_MORE_OUTPUT; + + std::array buff{}; + while (decoder_r == BROTLI_DECODER_RESULT_NEEDS_MORE_OUTPUT) { + char* next_out = buff.data(); + size_t avail_out = buff.size(); + + decoder_r = BrotliDecoderDecompressStream( + decoder_s, &avail_in, &next_in, &avail_out, + reinterpret_cast(&next_out), &total_out); + + if (decoder_r == BROTLI_DECODER_RESULT_ERROR) { return false; } + + if (!callback(buff.data(), buff.size() - avail_out)) { return false; } + } + + return decoder_r == BROTLI_DECODER_RESULT_SUCCESS || + decoder_r == BROTLI_DECODER_RESULT_NEEDS_MORE_INPUT; + } +#endif + + inline bool has_header(const Headers& headers, const std::string& key) + { + return headers.find(key) != headers.end(); + } + + inline const char* get_header_value(const Headers& headers, + const std::string& key, const char* def, + size_t id) + { + auto rng = headers.equal_range(key); + auto it = rng.first; + std::advance(it, static_cast(id)); + if (it != rng.second) { return it->second.c_str(); } + return def; + } + + template + inline bool parse_header(const char* beg, const char* end, T fn) + { + // Skip trailing spaces and tabs. + while (beg < end && is_space_or_tab(end[-1])) { + end--; + } + + auto p = beg; + while (p < end && *p != ':') { + p++; + } + + if (p == end) { return false; } + + auto key_end = p; + + if (*p++ != ':') { return false; } + + while (p < end && is_space_or_tab(*p)) { + p++; + } + + if (p <= end) { + auto key_len = key_end - beg; + if (!key_len) { return false; } + + auto key = std::string(beg, key_end); + auto val = std::string(p, end); + + if (!detail::fields::is_field_value(val)) { return false; } + + if (case_ignore::equal(key, "Location") || + case_ignore::equal(key, "Referer")) { + fn(key, val); + } + else { + fn(key, decode_url(val, false)); + } + + return true; + } + + return false; + } + + inline bool read_headers(Stream& strm, Headers& headers) + { + const auto bufsiz = 2048; + char buf[bufsiz]; + stream_line_reader line_reader(strm, buf, bufsiz); + + for (;;) { + if (!line_reader.getline()) { return false; } + + // Check if the line ends with CRLF. + auto line_terminator_len = 2; + if (line_reader.end_with_crlf()) { + // Blank line indicates end of headers. + if (line_reader.size() == 2) { break; } + } + else { +#ifdef CPPHTTPLIB_ALLOW_LF_AS_LINE_TERMINATOR + // Blank line indicates end of headers. + if (line_reader.size() == 1) { break; } + line_terminator_len = 1; +#else + continue; // Skip invalid line. +#endif + } + + if (line_reader.size() > CPPHTTPLIB_HEADER_MAX_LENGTH) { return false; } + + // Exclude line terminator + auto end = line_reader.ptr() + line_reader.size() - line_terminator_len; + + if (!parse_header(line_reader.ptr(), end, + [&](const std::string& key, const std::string& val) { + headers.emplace(key, val); + })) { + return false; + } + } + + return true; + } + + inline bool read_content_with_length(Stream& strm, uint64_t len, + Progress progress, + ContentReceiverWithProgress out) + { + char buf[CPPHTTPLIB_RECV_BUFSIZ]; + + uint64_t r = 0; + while (r < len) { + auto read_len = static_cast(len - r); + auto n = strm.read(buf, (std::min)(read_len, CPPHTTPLIB_RECV_BUFSIZ)); + if (n <= 0) { return false; } + + if (!out(buf, static_cast(n), r, len)) { return false; } + r += static_cast(n); + + if (progress) { + if (!progress(r, len)) { return false; } + } + } + + return true; + } + + inline void skip_content_with_length(Stream& strm, uint64_t len) + { + char buf[CPPHTTPLIB_RECV_BUFSIZ]; + uint64_t r = 0; + while (r < len) { + auto read_len = static_cast(len - r); + auto n = strm.read(buf, (std::min)(read_len, CPPHTTPLIB_RECV_BUFSIZ)); + if (n <= 0) { return; } + r += static_cast(n); + } + } + + inline bool read_content_without_length(Stream& strm, + ContentReceiverWithProgress out) + { + char buf[CPPHTTPLIB_RECV_BUFSIZ]; + uint64_t r = 0; + for (;;) { + auto n = strm.read(buf, CPPHTTPLIB_RECV_BUFSIZ); + if (n <= 0) { return false; } + + if (!out(buf, static_cast(n), r, 0)) { return false; } + r += static_cast(n); + } + + return true; + } + + template + inline bool read_content_chunked(Stream& strm, T& x, + ContentReceiverWithProgress out) + { + const auto bufsiz = 16; + char buf[bufsiz]; + + stream_line_reader line_reader(strm, buf, bufsiz); + + if (!line_reader.getline()) { return false; } + + unsigned long chunk_len; + while (true) { + char* end_ptr; + + chunk_len = std::strtoul(line_reader.ptr(), &end_ptr, 16); + + if (end_ptr == line_reader.ptr()) { return false; } + if (chunk_len == ULONG_MAX) { return false; } + + if (chunk_len == 0) { break; } + + if (!read_content_with_length(strm, chunk_len, nullptr, out)) { + return false; + } + + if (!line_reader.getline()) { return false; } + + if (strcmp(line_reader.ptr(), "\r\n") != 0) { return false; } + + if (!line_reader.getline()) { return false; } + } + + assert(chunk_len == 0); + + // NOTE: In RFC 9112, '7.1 Chunked Transfer Coding' mentions "The chunked + // transfer coding is complete when a chunk with a chunk-size of zero is + // received, possibly followed by a trailer section, and finally terminated by + // an empty line". https://www.rfc-editor.org/rfc/rfc9112.html#section-7.1 + // + // In '7.1.3. Decoding Chunked', however, the pseudo-code in the section + // does't care for the existence of the final CRLF. In other words, it seems + // to be ok whether the final CRLF exists or not in the chunked data. + // https://www.rfc-editor.org/rfc/rfc9112.html#section-7.1.3 + // + // According to the reference code in RFC 9112, cpp-httplib now allows + // chunked transfer coding data without the final CRLF. + if (!line_reader.getline()) { return true; } + + while (strcmp(line_reader.ptr(), "\r\n") != 0) { + if (line_reader.size() > CPPHTTPLIB_HEADER_MAX_LENGTH) { return false; } + + // Exclude line terminator + constexpr auto line_terminator_len = 2; + auto end = line_reader.ptr() + line_reader.size() - line_terminator_len; + + parse_header(line_reader.ptr(), end, + [&](const std::string& key, const std::string& val) { + x.headers.emplace(key, val); + }); + + if (!line_reader.getline()) { return false; } + } + + return true; + } + + inline bool is_chunked_transfer_encoding(const Headers& headers) + { + return case_ignore::equal( + get_header_value(headers, "Transfer-Encoding", "", 0), "chunked"); + } + + template + bool prepare_content_receiver(T& x, int& status, + ContentReceiverWithProgress receiver, + bool decompress, U callback) + { + if (decompress) { + std::string encoding = x.get_header_value("Content-Encoding"); + std::unique_ptr decompressor; + + if (encoding == "gzip" || encoding == "deflate") { +#ifdef CPPHTTPLIB_ZLIB_SUPPORT + decompressor = detail::make_unique(); +#else + status = StatusCode::UnsupportedMediaType_415; + return false; +#endif + } + else if (encoding.find("br") != std::string::npos) { +#ifdef CPPHTTPLIB_BROTLI_SUPPORT + decompressor = detail::make_unique(); +#else + status = StatusCode::UnsupportedMediaType_415; + return false; +#endif + } + + if (decompressor) { + if (decompressor->is_valid()) { + ContentReceiverWithProgress out = [&](const char* buf, size_t n, + uint64_t off, uint64_t len) { + return decompressor->decompress(buf, n, + [&](const char* buf2, size_t n2) { + return receiver(buf2, n2, off, len); + }); + }; + return callback(std::move(out)); + } + else { + status = StatusCode::InternalServerError_500; + return false; + } + } + } + + ContentReceiverWithProgress out = [&](const char* buf, size_t n, uint64_t off, + uint64_t len) { + return receiver(buf, n, off, len); + }; + return callback(std::move(out)); + } + + template + bool read_content(Stream& strm, T& x, size_t payload_max_length, int& status, + Progress progress, ContentReceiverWithProgress receiver, + bool decompress) + { + return prepare_content_receiver( + x, status, std::move(receiver), decompress, + [&](const ContentReceiverWithProgress& out) { + auto ret = true; + auto exceed_payload_max_length = false; + + if (is_chunked_transfer_encoding(x.headers)) { + ret = read_content_chunked(strm, x, out); + } + else if (!has_header(x.headers, "Content-Length")) { + ret = read_content_without_length(strm, out); + } + else { + auto is_invalid_value = false; + auto len = get_header_value_u64( + x.headers, "Content-Length", + (std::numeric_limits::max)(), 0, is_invalid_value); + + if (is_invalid_value) { + ret = false; + } + else if (len > payload_max_length) { + exceed_payload_max_length = true; + skip_content_with_length(strm, len); + ret = false; + } + else if (len > 0) { + ret = read_content_with_length(strm, len, std::move(progress), out); + } + } + + if (!ret) { + status = exceed_payload_max_length ? StatusCode::PayloadTooLarge_413 + : StatusCode::BadRequest_400; + } + return ret; + }); + } + + inline ssize_t write_request_line(Stream& strm, const std::string& method, + const std::string& path) + { + std::string s = method; + s += " "; + s += path; + s += " HTTP/1.1\r\n"; + return strm.write(s.data(), s.size()); + } + + inline ssize_t write_response_line(Stream& strm, int status) + { + std::string s = "HTTP/1.1 "; + s += std::to_string(status); + s += " "; + s += httplib::status_message(status); + s += "\r\n"; + return strm.write(s.data(), s.size()); + } + + inline ssize_t write_headers(Stream& strm, const Headers& headers) + { + ssize_t write_len = 0; + for (const auto& x : headers) { + std::string s; + s = x.first; + s += ": "; + s += x.second; + s += "\r\n"; + + auto len = strm.write(s.data(), s.size()); + if (len < 0) { return len; } + write_len += len; + } + auto len = strm.write("\r\n"); + if (len < 0) { return len; } + write_len += len; + return write_len; + } + + inline bool write_data(Stream& strm, const char* d, size_t l) + { + size_t offset = 0; + while (offset < l) { + auto length = strm.write(d + offset, l - offset); + if (length < 0) { return false; } + offset += static_cast(length); + } + return true; + } + + template + inline bool write_content(Stream& strm, const ContentProvider& content_provider, + size_t offset, size_t length, T is_shutting_down, + Error& error) + { + size_t end_offset = offset + length; + auto ok = true; + DataSink data_sink; + + data_sink.write = [&](const char* d, size_t l) -> bool { + if (ok) { + if (strm.is_writable() && write_data(strm, d, l)) { + offset += l; + } + else { + ok = false; + } + } + return ok; + }; + + data_sink.is_writable = [&]() -> bool { return strm.is_writable(); }; + + while (offset < end_offset && !is_shutting_down()) { + if (!strm.is_writable()) { + error = Error::Write; + return false; + } + else if (!content_provider(offset, end_offset - offset, data_sink)) { + error = Error::Canceled; + return false; + } + else if (!ok) { + error = Error::Write; + return false; + } + } + + error = Error::Success; + return true; + } + + template + inline bool write_content(Stream& strm, const ContentProvider& content_provider, + size_t offset, size_t length, + const T& is_shutting_down) + { + auto error = Error::Success; + return write_content(strm, content_provider, offset, length, is_shutting_down, + error); + } + + template + inline bool + write_content_without_length(Stream& strm, + const ContentProvider& content_provider, + const T& is_shutting_down) + { + size_t offset = 0; + auto data_available = true; + auto ok = true; + DataSink data_sink; + + data_sink.write = [&](const char* d, size_t l) -> bool { + if (ok) { + offset += l; + if (!strm.is_writable() || !write_data(strm, d, l)) { ok = false; } + } + return ok; + }; + + data_sink.is_writable = [&]() -> bool { return strm.is_writable(); }; + + data_sink.done = [&](void) { data_available = false; }; + + while (data_available && !is_shutting_down()) { + if (!strm.is_writable()) { + return false; + } + else if (!content_provider(offset, 0, data_sink)) { + return false; + } + else if (!ok) { + return false; + } + } + return true; + } + + template + inline bool + write_content_chunked(Stream& strm, const ContentProvider& content_provider, + const T& is_shutting_down, U& compressor, Error& error) + { + size_t offset = 0; + auto data_available = true; + auto ok = true; + DataSink data_sink; + + data_sink.write = [&](const char* d, size_t l) -> bool { + if (ok) { + data_available = l > 0; + offset += l; + + std::string payload; + if (compressor.compress(d, l, false, + [&](const char* data, size_t data_len) { + payload.append(data, data_len); + return true; + })) { + if (!payload.empty()) { + // Emit chunked response header and footer for each chunk + auto chunk = + from_i_to_hex(payload.size()) + "\r\n" + payload + "\r\n"; + if (!strm.is_writable() || + !write_data(strm, chunk.data(), chunk.size())) { + ok = false; + } + } + } + else { + ok = false; + } + } + return ok; + }; + + data_sink.is_writable = [&]() -> bool { return strm.is_writable(); }; + + auto done_with_trailer = [&](const Headers* trailer) { + if (!ok) { return; } + + data_available = false; + + std::string payload; + if (!compressor.compress(nullptr, 0, true, + [&](const char* data, size_t data_len) { + payload.append(data, data_len); + return true; + })) { + ok = false; + return; + } + + if (!payload.empty()) { + // Emit chunked response header and footer for each chunk + auto chunk = from_i_to_hex(payload.size()) + "\r\n" + payload + "\r\n"; + if (!strm.is_writable() || + !write_data(strm, chunk.data(), chunk.size())) { + ok = false; + return; + } + } + + static const std::string done_marker("0\r\n"); + if (!write_data(strm, done_marker.data(), done_marker.size())) { + ok = false; + } + + // Trailer + if (trailer) { + for (const auto& kv : *trailer) { + std::string field_line = kv.first + ": " + kv.second + "\r\n"; + if (!write_data(strm, field_line.data(), field_line.size())) { + ok = false; + } + } + } + + static const std::string crlf("\r\n"); + if (!write_data(strm, crlf.data(), crlf.size())) { ok = false; } + }; + + data_sink.done = [&](void) { done_with_trailer(nullptr); }; + + data_sink.done_with_trailer = [&](const Headers& trailer) { + done_with_trailer(&trailer); + }; + + while (data_available && !is_shutting_down()) { + if (!strm.is_writable()) { + error = Error::Write; + return false; + } + else if (!content_provider(offset, 0, data_sink)) { + error = Error::Canceled; + return false; + } + else if (!ok) { + error = Error::Write; + return false; + } + } + + error = Error::Success; + return true; + } + + template + inline bool write_content_chunked(Stream& strm, + const ContentProvider& content_provider, + const T& is_shutting_down, U& compressor) + { + auto error = Error::Success; + return write_content_chunked(strm, content_provider, is_shutting_down, + compressor, error); + } + + template + inline bool redirect(T& cli, Request& req, Response& res, + const std::string& path, const std::string& location, + Error& error) + { + Request new_req = req; + new_req.path = path; + new_req.redirect_count_ -= 1; + + if (res.status == StatusCode::SeeOther_303 && + (req.method != "GET" && req.method != "HEAD")) { + new_req.method = "GET"; + new_req.body.clear(); + new_req.headers.clear(); + } + + Response new_res; + + auto ret = cli.send(new_req, new_res, error); + if (ret) { + req = new_req; + res = new_res; + + if (res.location.empty()) { res.location = location; } + } + return ret; + } + + inline std::string params_to_query_str(const Params& params) + { + std::string query; + + for (auto it = params.begin(); it != params.end(); ++it) { + if (it != params.begin()) { query += "&"; } + query += it->first; + query += "="; + query += encode_query_param(it->second); + } + return query; + } + + inline void parse_query_text(const char* data, std::size_t size, + Params& params) + { + std::set cache; + split(data, data + size, '&', [&](const char* b, const char* e) { + std::string kv(b, e); + if (cache.find(kv) != cache.end()) { return; } + cache.insert(std::move(kv)); + + std::string key; + std::string val; + divide(b, static_cast(e - b), '=', + [&](const char* lhs_data, std::size_t lhs_size, const char* rhs_data, + std::size_t rhs_size) { + key.assign(lhs_data, lhs_size); + val.assign(rhs_data, rhs_size); + }); + + if (!key.empty()) { + params.emplace(decode_url(key, true), decode_url(val, true)); + } + }); + } + + inline void parse_query_text(const std::string& s, Params& params) + { + parse_query_text(s.data(), s.size(), params); + } + + inline bool parse_multipart_boundary(const std::string& content_type, + std::string& boundary) + { + auto boundary_keyword = "boundary="; + auto pos = content_type.find(boundary_keyword); + if (pos == std::string::npos) { return false; } + auto end = content_type.find(';', pos); + auto beg = pos + strlen(boundary_keyword); + boundary = trim_double_quotes_copy(content_type.substr(beg, end - beg)); + return !boundary.empty(); + } + + inline void parse_disposition_params(const std::string& s, Params& params) + { + std::set cache; + split(s.data(), s.data() + s.size(), ';', [&](const char* b, const char* e) { + std::string kv(b, e); + if (cache.find(kv) != cache.end()) { return; } + cache.insert(kv); + + std::string key; + std::string val; + split(b, e, '=', [&](const char* b2, const char* e2) { + if (key.empty()) { + key.assign(b2, e2); + } + else { + val.assign(b2, e2); + } + }); + + if (!key.empty()) { + params.emplace(trim_double_quotes_copy((key)), + trim_double_quotes_copy((val))); + } + }); + } + +#ifdef CPPHTTPLIB_NO_EXCEPTIONS + inline bool parse_range_header(const std::string& s, Ranges& ranges) + { +#else + inline bool parse_range_header(const std::string & s, Ranges & ranges) try { +#endif + auto is_valid = [](const std::string& str) { + return std::all_of(str.cbegin(), str.cend(), + [](unsigned char c) { return std::isdigit(c); }); + }; + + if (s.size() > 7 && s.compare(0, 6, "bytes=") == 0) { + const auto pos = static_cast(6); + const auto len = static_cast(s.size() - 6); + auto all_valid_ranges = true; + split(&s[pos], &s[pos + len], ',', [&](const char* b, const char* e) { + if (!all_valid_ranges) { return; } + + const auto it = std::find(b, e, '-'); + if (it == e) { + all_valid_ranges = false; + return; + } + + const auto lhs = std::string(b, it); + const auto rhs = std::string(it + 1, e); + if (!is_valid(lhs) || !is_valid(rhs)) { + all_valid_ranges = false; + return; + } + + const auto first = + static_cast(lhs.empty() ? -1 : std::stoll(lhs)); + const auto last = + static_cast(rhs.empty() ? -1 : std::stoll(rhs)); + if ((first == -1 && last == -1) || + (first != -1 && last != -1 && first > last)) { + all_valid_ranges = false; + return; + } + + ranges.emplace_back(first, last); + }); + return all_valid_ranges && !ranges.empty(); + } + return false; +#ifdef CPPHTTPLIB_NO_EXCEPTIONS + } +#else + } + catch (...) { return false; } +#endif + + class MultipartFormDataParser { + public: + MultipartFormDataParser() = default; + + void set_boundary(std::string&& boundary) + { + boundary_ = boundary; + dash_boundary_crlf_ = dash_ + boundary_ + crlf_; + crlf_dash_boundary_ = crlf_ + dash_ + boundary_; + } + + bool is_valid() const { return is_valid_; } + + bool parse(const char* buf, size_t n, const ContentReceiver& content_callback, + const MultipartContentHeader& header_callback) + { + + buf_append(buf, n); + + while (buf_size() > 0) { + switch (state_) { + case 0: { // Initial boundary + buf_erase(buf_find(dash_boundary_crlf_)); + if (dash_boundary_crlf_.size() > buf_size()) { return true; } + if (!buf_start_with(dash_boundary_crlf_)) { return false; } + buf_erase(dash_boundary_crlf_.size()); + state_ = 1; + break; + } + case 1: { // New entry + clear_file_info(); + state_ = 2; + break; + } + case 2: { // Headers + auto pos = buf_find(crlf_); + if (pos > CPPHTTPLIB_HEADER_MAX_LENGTH) { return false; } + while (pos < buf_size()) { + // Empty line + if (pos == 0) { + if (!header_callback(file_)) { + is_valid_ = false; + return false; + } + buf_erase(crlf_.size()); + state_ = 3; + break; + } + + const auto header = buf_head(pos); + + if (!parse_header(header.data(), header.data() + header.size(), + [&](const std::string&, const std::string&) {})) { + is_valid_ = false; + return false; + } + + static const std::string header_content_type = "Content-Type:"; + + if (start_with_case_ignore(header, header_content_type)) { + file_.content_type = + trim_copy(header.substr(header_content_type.size())); + } + else { + static const std::regex re_content_disposition( + R"~(^Content-Disposition:\s*form-data;\s*(.*)$)~", + std::regex_constants::icase); + + std::smatch m; + if (std::regex_match(header, m, re_content_disposition)) { + Params params; + parse_disposition_params(m[1], params); + + auto it = params.find("name"); + if (it != params.end()) { + file_.name = it->second; + } + else { + is_valid_ = false; + return false; + } + + it = params.find("filename"); + if (it != params.end()) { file_.filename = it->second; } + + it = params.find("filename*"); + if (it != params.end()) { + // Only allow UTF-8 encoding... + static const std::regex re_rfc5987_encoding( + R"~(^UTF-8''(.+?)$)~", std::regex_constants::icase); + + std::smatch m2; + if (std::regex_match(it->second, m2, re_rfc5987_encoding)) { + file_.filename = decode_url(m2[1], false); // override... + } + else { + is_valid_ = false; + return false; + } + } + } + } + buf_erase(pos + crlf_.size()); + pos = buf_find(crlf_); + } + if (state_ != 3) { return true; } + break; + } + case 3: { // Body + if (crlf_dash_boundary_.size() > buf_size()) { return true; } + auto pos = buf_find(crlf_dash_boundary_); + if (pos < buf_size()) { + if (!content_callback(buf_data(), pos)) { + is_valid_ = false; + return false; + } + buf_erase(pos + crlf_dash_boundary_.size()); + state_ = 4; + } + else { + auto len = buf_size() - crlf_dash_boundary_.size(); + if (len > 0) { + if (!content_callback(buf_data(), len)) { + is_valid_ = false; + return false; + } + buf_erase(len); + } + return true; + } + break; + } + case 4: { // Boundary + if (crlf_.size() > buf_size()) { return true; } + if (buf_start_with(crlf_)) { + buf_erase(crlf_.size()); + state_ = 1; + } + else { + if (dash_.size() > buf_size()) { return true; } + if (buf_start_with(dash_)) { + buf_erase(dash_.size()); + is_valid_ = true; + buf_erase(buf_size()); // Remove epilogue + } + else { + return true; + } + } + break; + } + } + } + + return true; + } + + private: + void clear_file_info() + { + file_.name.clear(); + file_.filename.clear(); + file_.content_type.clear(); + } + + bool start_with_case_ignore(const std::string& a, + const std::string& b) const + { + if (a.size() < b.size()) { return false; } + for (size_t i = 0; i < b.size(); i++) { + if (case_ignore::to_lower(a[i]) != case_ignore::to_lower(b[i])) { + return false; + } + } + return true; + } + + const std::string dash_ = "--"; + const std::string crlf_ = "\r\n"; + std::string boundary_; + std::string dash_boundary_crlf_; + std::string crlf_dash_boundary_; + + size_t state_ = 0; + bool is_valid_ = false; + MultipartFormData file_; + + // Buffer + bool start_with(const std::string& a, size_t spos, size_t epos, + const std::string& b) const + { + if (epos - spos < b.size()) { return false; } + for (size_t i = 0; i < b.size(); i++) { + if (a[i + spos] != b[i]) { return false; } + } + return true; + } + + size_t buf_size() const { return buf_epos_ - buf_spos_; } + + const char* buf_data() const { return &buf_[buf_spos_]; } + + std::string buf_head(size_t l) const { return buf_.substr(buf_spos_, l); } + + bool buf_start_with(const std::string& s) const + { + return start_with(buf_, buf_spos_, buf_epos_, s); + } + + size_t buf_find(const std::string& s) const + { + auto c = s.front(); + + size_t off = buf_spos_; + while (off < buf_epos_) { + auto pos = off; + while (true) { + if (pos == buf_epos_) { return buf_size(); } + if (buf_[pos] == c) { break; } + pos++; + } + + auto remaining_size = buf_epos_ - pos; + if (s.size() > remaining_size) { return buf_size(); } + + if (start_with(buf_, pos, buf_epos_, s)) { return pos - buf_spos_; } + + off = pos + 1; + } + + return buf_size(); + } + + void buf_append(const char* data, size_t n) + { + auto remaining_size = buf_size(); + if (remaining_size > 0 && buf_spos_ > 0) { + for (size_t i = 0; i < remaining_size; i++) { + buf_[i] = buf_[buf_spos_ + i]; + } + } + buf_spos_ = 0; + buf_epos_ = remaining_size; + + if (remaining_size + n > buf_.size()) { buf_.resize(remaining_size + n); } + + for (size_t i = 0; i < n; i++) { + buf_[buf_epos_ + i] = data[i]; + } + buf_epos_ += n; + } + + void buf_erase(size_t size) { buf_spos_ += size; } + + std::string buf_; + size_t buf_spos_ = 0; + size_t buf_epos_ = 0; + }; + + inline std::string random_string(size_t length) + { + static const char data[] = + "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"; + + // std::random_device might actually be deterministic on some + // platforms, but due to lack of support in the c++ standard library, + // doing better requires either some ugly hacks or breaking portability. + static std::random_device seed_gen; + + // Request 128 bits of entropy for initialization + static std::seed_seq seed_sequence{ seed_gen(), seed_gen(), seed_gen(), + seed_gen() }; + + static std::mt19937 engine(seed_sequence); + + std::string result; + for (size_t i = 0; i < length; i++) { + result += data[engine() % (sizeof(data) - 1)]; + } + return result; + } + + inline std::string make_multipart_data_boundary() + { + return "--cpp-httplib-multipart-data-" + detail::random_string(16); + } + + inline bool is_multipart_boundary_chars_valid(const std::string& boundary) + { + auto valid = true; + for (size_t i = 0; i < boundary.size(); i++) { + auto c = boundary[i]; + if (!std::isalnum(c) && c != '-' && c != '_') { + valid = false; + break; + } + } + return valid; + } + + template + inline std::string + serialize_multipart_formdata_item_begin(const T& item, + const std::string& boundary) + { + std::string body = "--" + boundary + "\r\n"; + body += "Content-Disposition: form-data; name=\"" + item.name + "\""; + if (!item.filename.empty()) { + body += "; filename=\"" + item.filename + "\""; + } + body += "\r\n"; + if (!item.content_type.empty()) { + body += "Content-Type: " + item.content_type + "\r\n"; + } + body += "\r\n"; + + return body; + } + + inline std::string serialize_multipart_formdata_item_end() { return "\r\n"; } + + inline std::string + serialize_multipart_formdata_finish(const std::string& boundary) + { + return "--" + boundary + "--\r\n"; + } + + inline std::string + serialize_multipart_formdata_get_content_type(const std::string& boundary) + { + return "multipart/form-data; boundary=" + boundary; + } + + inline std::string + serialize_multipart_formdata(const MultipartFormDataItems& items, + const std::string& boundary, bool finish = true) + { + std::string body; + + for (const auto& item : items) { + body += serialize_multipart_formdata_item_begin(item, boundary); + body += item.content + serialize_multipart_formdata_item_end(); + } + + if (finish) { body += serialize_multipart_formdata_finish(boundary); } + + return body; + } + + inline bool range_error(Request& req, Response& res) + { + if (!req.ranges.empty() && 200 <= res.status && res.status < 300) { + ssize_t content_len = static_cast( + res.content_length_ ? res.content_length_ : res.body.size()); + + ssize_t prev_first_pos = -1; + ssize_t prev_last_pos = -1; + size_t overwrapping_count = 0; + + // NOTE: The following Range check is based on '14.2. Range' in RFC 9110 + // 'HTTP Semantics' to avoid potential denial-of-service attacks. + // https://www.rfc-editor.org/rfc/rfc9110#section-14.2 + + // Too many ranges + if (req.ranges.size() > CPPHTTPLIB_RANGE_MAX_COUNT) { return true; } + + for (auto& r : req.ranges) { + auto& first_pos = r.first; + auto& last_pos = r.second; + + if (first_pos == -1 && last_pos == -1) { + first_pos = 0; + last_pos = content_len; + } + + if (first_pos == -1) { + first_pos = content_len - last_pos; + last_pos = content_len - 1; + } + + // NOTE: RFC-9110 '14.1.2. Byte Ranges': + // A client can limit the number of bytes requested without knowing the + // size of the selected representation. If the last-pos value is absent, + // or if the value is greater than or equal to the current length of the + // representation data, the byte range is interpreted as the remainder of + // the representation (i.e., the server replaces the value of last-pos + // with a value that is one less than the current length of the selected + // representation). + // https://www.rfc-editor.org/rfc/rfc9110.html#section-14.1.2-6 + if (last_pos == -1 || last_pos >= content_len) { + last_pos = content_len - 1; + } + + // Range must be within content length + if (!(0 <= first_pos && first_pos <= last_pos && + last_pos <= content_len - 1)) { + return true; + } + + // Ranges must be in ascending order + if (first_pos <= prev_first_pos) { return true; } + + // Request must not have more than two overlapping ranges + if (first_pos <= prev_last_pos) { + overwrapping_count++; + if (overwrapping_count > 2) { return true; } + } + + prev_first_pos = (std::max)(prev_first_pos, first_pos); + prev_last_pos = (std::max)(prev_last_pos, last_pos); + } + } + + return false; + } + + inline std::pair + get_range_offset_and_length(Range r, size_t content_length) + { + assert(r.first != -1 && r.second != -1); + assert(0 <= r.first && r.first < static_cast(content_length)); + assert(r.first <= r.second && + r.second < static_cast(content_length)); + (void)(content_length); + return std::make_pair(r.first, static_cast(r.second - r.first) + 1); + } + + inline std::string make_content_range_header_field( + const std::pair& offset_and_length, size_t content_length) + { + auto st = offset_and_length.first; + auto ed = st + offset_and_length.second - 1; + + std::string field = "bytes "; + field += std::to_string(st); + field += "-"; + field += std::to_string(ed); + field += "/"; + field += std::to_string(content_length); + return field; + } + + template + bool process_multipart_ranges_data(const Request& req, + const std::string& boundary, + const std::string& content_type, + size_t content_length, SToken stoken, + CToken ctoken, Content content) + { + for (size_t i = 0; i < req.ranges.size(); i++) { + ctoken("--"); + stoken(boundary); + ctoken("\r\n"); + if (!content_type.empty()) { + ctoken("Content-Type: "); + stoken(content_type); + ctoken("\r\n"); + } + + auto offset_and_length = + get_range_offset_and_length(req.ranges[i], content_length); + + ctoken("Content-Range: "); + stoken(make_content_range_header_field(offset_and_length, content_length)); + ctoken("\r\n"); + ctoken("\r\n"); + + if (!content(offset_and_length.first, offset_and_length.second)) { + return false; + } + ctoken("\r\n"); + } + + ctoken("--"); + stoken(boundary); + ctoken("--"); + + return true; + } + + inline void make_multipart_ranges_data(const Request& req, Response& res, + const std::string& boundary, + const std::string& content_type, + size_t content_length, + std::string& data) + { + process_multipart_ranges_data( + req, boundary, content_type, content_length, + [&](const std::string& token) { data += token; }, + [&](const std::string& token) { data += token; }, + [&](size_t offset, size_t length) { + assert(offset + length <= content_length); + data += res.body.substr(offset, length); + return true; + }); + } + + inline size_t get_multipart_ranges_data_length(const Request& req, + const std::string& boundary, + const std::string& content_type, + size_t content_length) + { + size_t data_length = 0; + + process_multipart_ranges_data( + req, boundary, content_type, content_length, + [&](const std::string& token) { data_length += token.size(); }, + [&](const std::string& token) { data_length += token.size(); }, + [&](size_t /*offset*/, size_t length) { + data_length += length; + return true; + }); + + return data_length; + } + + template + inline bool + write_multipart_ranges_data(Stream& strm, const Request& req, Response& res, + const std::string& boundary, + const std::string& content_type, + size_t content_length, const T& is_shutting_down) + { + return process_multipart_ranges_data( + req, boundary, content_type, content_length, + [&](const std::string& token) { strm.write(token); }, + [&](const std::string& token) { strm.write(token); }, + [&](size_t offset, size_t length) { + return write_content(strm, res.content_provider_, offset, length, + is_shutting_down); + }); + } + + inline bool expect_content(const Request& req) + { + if (req.method == "POST" || req.method == "PUT" || req.method == "PATCH" || + req.method == "DELETE") { + return true; + } + if (req.has_header("Content-Length") && + req.get_header_value_u64("Content-Length") > 0) { + return true; + } + if (is_chunked_transfer_encoding(req.headers)) { return true; } + return false; + } + + inline bool has_crlf(const std::string& s) + { + auto p = s.c_str(); + while (*p) { + if (*p == '\r' || *p == '\n') { return true; } + p++; + } + return false; + } #ifdef CPPHTTPLIB_OPENSSL_SUPPORT -inline std::string message_digest(const std::string &s, const EVP_MD *algo) { - auto context = std::unique_ptr( - EVP_MD_CTX_new(), EVP_MD_CTX_free); + inline std::string message_digest(const std::string& s, const EVP_MD* algo) + { + auto context = std::unique_ptr( + EVP_MD_CTX_new(), EVP_MD_CTX_free); - unsigned int hash_length = 0; - unsigned char hash[EVP_MAX_MD_SIZE]; + unsigned int hash_length = 0; + unsigned char hash[EVP_MAX_MD_SIZE]; - EVP_DigestInit_ex(context.get(), algo, nullptr); - EVP_DigestUpdate(context.get(), s.c_str(), s.size()); - EVP_DigestFinal_ex(context.get(), hash, &hash_length); + EVP_DigestInit_ex(context.get(), algo, nullptr); + EVP_DigestUpdate(context.get(), s.c_str(), s.size()); + EVP_DigestFinal_ex(context.get(), hash, &hash_length); - std::stringstream ss; - for (auto i = 0u; i < hash_length; ++i) { - ss << std::hex << std::setw(2) << std::setfill('0') - << static_cast(hash[i]); - } + std::stringstream ss; + for (auto i = 0u; i < hash_length; ++i) { + ss << std::hex << std::setw(2) << std::setfill('0') + << static_cast(hash[i]); + } - return ss.str(); -} + return ss.str(); + } -inline std::string MD5(const std::string &s) { - return message_digest(s, EVP_md5()); -} + inline std::string MD5(const std::string& s) + { + return message_digest(s, EVP_md5()); + } -inline std::string SHA_256(const std::string &s) { - return message_digest(s, EVP_sha256()); -} + inline std::string SHA_256(const std::string& s) + { + return message_digest(s, EVP_sha256()); + } -inline std::string SHA_512(const std::string &s) { - return message_digest(s, EVP_sha512()); -} + inline std::string SHA_512(const std::string& s) + { + return message_digest(s, EVP_sha512()); + } -inline std::pair make_digest_authentication_header( - const Request &req, const std::map &auth, - size_t cnonce_count, const std::string &cnonce, const std::string &username, - const std::string &password, bool is_proxy = false) { - std::string nc; - { - std::stringstream ss; - ss << std::setfill('0') << std::setw(8) << std::hex << cnonce_count; - nc = ss.str(); - } + inline std::pair make_digest_authentication_header( + const Request& req, const std::map& auth, + size_t cnonce_count, const std::string& cnonce, const std::string& username, + const std::string& password, bool is_proxy = false) + { + std::string nc; + { + std::stringstream ss; + ss << std::setfill('0') << std::setw(8) << std::hex << cnonce_count; + nc = ss.str(); + } - std::string qop; - if (auth.find("qop") != auth.end()) { - qop = auth.at("qop"); - if (qop.find("auth-int") != std::string::npos) { - qop = "auth-int"; - } else if (qop.find("auth") != std::string::npos) { - qop = "auth"; - } else { - qop.clear(); - } - } + std::string qop; + if (auth.find("qop") != auth.end()) { + qop = auth.at("qop"); + if (qop.find("auth-int") != std::string::npos) { + qop = "auth-int"; + } + else if (qop.find("auth") != std::string::npos) { + qop = "auth"; + } + else { + qop.clear(); + } + } - std::string algo = "MD5"; - if (auth.find("algorithm") != auth.end()) { algo = auth.at("algorithm"); } + std::string algo = "MD5"; + if (auth.find("algorithm") != auth.end()) { algo = auth.at("algorithm"); } - std::string response; - { - auto H = algo == "SHA-256" ? detail::SHA_256 - : algo == "SHA-512" ? detail::SHA_512 - : detail::MD5; + std::string response; + { + auto H = algo == "SHA-256" ? detail::SHA_256 + : algo == "SHA-512" ? detail::SHA_512 + : detail::MD5; - auto A1 = username + ":" + auth.at("realm") + ":" + password; + auto A1 = username + ":" + auth.at("realm") + ":" + password; - auto A2 = req.method + ":" + req.path; - if (qop == "auth-int") { A2 += ":" + H(req.body); } + auto A2 = req.method + ":" + req.path; + if (qop == "auth-int") { A2 += ":" + H(req.body); } - if (qop.empty()) { - response = H(H(A1) + ":" + auth.at("nonce") + ":" + H(A2)); - } else { - response = H(H(A1) + ":" + auth.at("nonce") + ":" + nc + ":" + cnonce + - ":" + qop + ":" + H(A2)); - } - } + if (qop.empty()) { + response = H(H(A1) + ":" + auth.at("nonce") + ":" + H(A2)); + } + else { + response = H(H(A1) + ":" + auth.at("nonce") + ":" + nc + ":" + cnonce + + ":" + qop + ":" + H(A2)); + } + } - auto opaque = (auth.find("opaque") != auth.end()) ? auth.at("opaque") : ""; + auto opaque = (auth.find("opaque") != auth.end()) ? auth.at("opaque") : ""; - auto field = "Digest username=\"" + username + "\", realm=\"" + - auth.at("realm") + "\", nonce=\"" + auth.at("nonce") + - "\", uri=\"" + req.path + "\", algorithm=" + algo + - (qop.empty() ? ", response=\"" - : ", qop=" + qop + ", nc=" + nc + ", cnonce=\"" + - cnonce + "\", response=\"") + - response + "\"" + - (opaque.empty() ? "" : ", opaque=\"" + opaque + "\""); + auto field = "Digest username=\"" + username + "\", realm=\"" + + auth.at("realm") + "\", nonce=\"" + auth.at("nonce") + + "\", uri=\"" + req.path + "\", algorithm=" + algo + + (qop.empty() ? ", response=\"" + : ", qop=" + qop + ", nc=" + nc + ", cnonce=\"" + + cnonce + "\", response=\"") + + response + "\"" + + (opaque.empty() ? "" : ", opaque=\"" + opaque + "\""); - auto key = is_proxy ? "Proxy-Authorization" : "Authorization"; - return std::make_pair(key, field); -} + auto key = is_proxy ? "Proxy-Authorization" : "Authorization"; + return std::make_pair(key, field); + } -inline bool is_ssl_peer_could_be_closed(SSL *ssl, socket_t sock) { - detail::set_nonblocking(sock, true); - auto se = detail::scope_exit([&]() { detail::set_nonblocking(sock, false); }); + inline bool is_ssl_peer_could_be_closed(SSL* ssl, socket_t sock) + { + detail::set_nonblocking(sock, true); + auto se = detail::scope_exit([&]() { detail::set_nonblocking(sock, false); }); - char buf[1]; - return !SSL_peek(ssl, buf, 1) && - SSL_get_error(ssl, 0) == SSL_ERROR_ZERO_RETURN; -} + char buf[1]; + return !SSL_peek(ssl, buf, 1) && + SSL_get_error(ssl, 0) == SSL_ERROR_ZERO_RETURN; + } #ifdef _WIN32 -// NOTE: This code came up with the following stackoverflow post: -// https://stackoverflow.com/questions/9507184/can-openssl-on-windows-use-the-system-certificate-store -inline bool load_system_certs_on_windows(X509_STORE *store) { - auto hStore = CertOpenSystemStoreW((HCRYPTPROV_LEGACY)NULL, L"ROOT"); - if (!hStore) { return false; } + // NOTE: This code came up with the following stackoverflow post: + // https://stackoverflow.com/questions/9507184/can-openssl-on-windows-use-the-system-certificate-store + inline bool load_system_certs_on_windows(X509_STORE* store) + { + auto hStore = CertOpenSystemStoreW((HCRYPTPROV_LEGACY)NULL, L"ROOT"); + if (!hStore) { return false; } - auto result = false; - PCCERT_CONTEXT pContext = NULL; - while ((pContext = CertEnumCertificatesInStore(hStore, pContext)) != - nullptr) { - auto encoded_cert = - static_cast(pContext->pbCertEncoded); + auto result = false; + PCCERT_CONTEXT pContext = NULL; + while ((pContext = CertEnumCertificatesInStore(hStore, pContext)) != + nullptr) { + auto encoded_cert = + static_cast(pContext->pbCertEncoded); - auto x509 = d2i_X509(NULL, &encoded_cert, pContext->cbCertEncoded); - if (x509) { - X509_STORE_add_cert(store, x509); - X509_free(x509); - result = true; - } - } + auto x509 = d2i_X509(NULL, &encoded_cert, pContext->cbCertEncoded); + if (x509) { + X509_STORE_add_cert(store, x509); + X509_free(x509); + result = true; + } + } - CertFreeCertificateContext(pContext); - CertCloseStore(hStore, 0); + CertFreeCertificateContext(pContext); + CertCloseStore(hStore, 0); - return result; -} + return result; + } #elif defined(CPPHTTPLIB_USE_CERTS_FROM_MACOSX_KEYCHAIN) && defined(__APPLE__) #if TARGET_OS_OSX -template -using CFObjectPtr = - std::unique_ptr::type, void (*)(CFTypeRef)>; + template + using CFObjectPtr = + std::unique_ptr::type, void (*)(CFTypeRef)>; -inline void cf_object_ptr_deleter(CFTypeRef obj) { - if (obj) { CFRelease(obj); } -} + inline void cf_object_ptr_deleter(CFTypeRef obj) + { + if (obj) { CFRelease(obj); } + } -inline bool retrieve_certs_from_keychain(CFObjectPtr &certs) { - CFStringRef keys[] = {kSecClass, kSecMatchLimit, kSecReturnRef}; - CFTypeRef values[] = {kSecClassCertificate, kSecMatchLimitAll, - kCFBooleanTrue}; + inline bool retrieve_certs_from_keychain(CFObjectPtr& certs) + { + CFStringRef keys[] = { kSecClass, kSecMatchLimit, kSecReturnRef }; + CFTypeRef values[] = { kSecClassCertificate, kSecMatchLimitAll, + kCFBooleanTrue }; - CFObjectPtr query( - CFDictionaryCreate(nullptr, reinterpret_cast(keys), values, - sizeof(keys) / sizeof(keys[0]), - &kCFTypeDictionaryKeyCallBacks, - &kCFTypeDictionaryValueCallBacks), - cf_object_ptr_deleter); + CFObjectPtr query( + CFDictionaryCreate(nullptr, reinterpret_cast(keys), values, + sizeof(keys) / sizeof(keys[0]), + &kCFTypeDictionaryKeyCallBacks, + &kCFTypeDictionaryValueCallBacks), + cf_object_ptr_deleter); - if (!query) { return false; } + if (!query) { return false; } - CFTypeRef security_items = nullptr; - if (SecItemCopyMatching(query.get(), &security_items) != errSecSuccess || - CFArrayGetTypeID() != CFGetTypeID(security_items)) { - return false; - } + CFTypeRef security_items = nullptr; + if (SecItemCopyMatching(query.get(), &security_items) != errSecSuccess || + CFArrayGetTypeID() != CFGetTypeID(security_items)) { + return false; + } - certs.reset(reinterpret_cast(security_items)); - return true; -} + certs.reset(reinterpret_cast(security_items)); + return true; + } -inline bool retrieve_root_certs_from_keychain(CFObjectPtr &certs) { - CFArrayRef root_security_items = nullptr; - if (SecTrustCopyAnchorCertificates(&root_security_items) != errSecSuccess) { - return false; - } + inline bool retrieve_root_certs_from_keychain(CFObjectPtr& certs) + { + CFArrayRef root_security_items = nullptr; + if (SecTrustCopyAnchorCertificates(&root_security_items) != errSecSuccess) { + return false; + } - certs.reset(root_security_items); - return true; -} + certs.reset(root_security_items); + return true; + } -inline bool add_certs_to_x509_store(CFArrayRef certs, X509_STORE *store) { - auto result = false; - for (auto i = 0; i < CFArrayGetCount(certs); ++i) { - const auto cert = reinterpret_cast( - CFArrayGetValueAtIndex(certs, i)); + inline bool add_certs_to_x509_store(CFArrayRef certs, X509_STORE* store) + { + auto result = false; + for (auto i = 0; i < CFArrayGetCount(certs); ++i) { + const auto cert = reinterpret_cast( + CFArrayGetValueAtIndex(certs, i)); - if (SecCertificateGetTypeID() != CFGetTypeID(cert)) { continue; } + if (SecCertificateGetTypeID() != CFGetTypeID(cert)) { continue; } - CFDataRef cert_data = nullptr; - if (SecItemExport(cert, kSecFormatX509Cert, 0, nullptr, &cert_data) != - errSecSuccess) { - continue; - } + CFDataRef cert_data = nullptr; + if (SecItemExport(cert, kSecFormatX509Cert, 0, nullptr, &cert_data) != + errSecSuccess) { + continue; + } - CFObjectPtr cert_data_ptr(cert_data, cf_object_ptr_deleter); + CFObjectPtr cert_data_ptr(cert_data, cf_object_ptr_deleter); - auto encoded_cert = static_cast( - CFDataGetBytePtr(cert_data_ptr.get())); + auto encoded_cert = static_cast( + CFDataGetBytePtr(cert_data_ptr.get())); - auto x509 = - d2i_X509(NULL, &encoded_cert, CFDataGetLength(cert_data_ptr.get())); + auto x509 = + d2i_X509(NULL, &encoded_cert, CFDataGetLength(cert_data_ptr.get())); - if (x509) { - X509_STORE_add_cert(store, x509); - X509_free(x509); - result = true; - } - } + if (x509) { + X509_STORE_add_cert(store, x509); + X509_free(x509); + result = true; + } + } - return result; -} + return result; + } -inline bool load_system_certs_on_macos(X509_STORE *store) { - auto result = false; - CFObjectPtr certs(nullptr, cf_object_ptr_deleter); - if (retrieve_certs_from_keychain(certs) && certs) { - result = add_certs_to_x509_store(certs.get(), store); - } + inline bool load_system_certs_on_macos(X509_STORE* store) + { + auto result = false; + CFObjectPtr certs(nullptr, cf_object_ptr_deleter); + if (retrieve_certs_from_keychain(certs) && certs) { + result = add_certs_to_x509_store(certs.get(), store); + } - if (retrieve_root_certs_from_keychain(certs) && certs) { - result = add_certs_to_x509_store(certs.get(), store) || result; - } + if (retrieve_root_certs_from_keychain(certs) && certs) { + result = add_certs_to_x509_store(certs.get(), store) || result; + } - return result; -} + return result; + } #endif // TARGET_OS_OSX #endif // _WIN32 #endif // CPPHTTPLIB_OPENSSL_SUPPORT #ifdef _WIN32 -class WSInit { -public: - WSInit() { - WSADATA wsaData; - if (WSAStartup(0x0002, &wsaData) == 0) is_valid_ = true; - } + class WSInit { + public: + WSInit() + { + WSADATA wsaData; + if (WSAStartup(0x0002, &wsaData) == 0) is_valid_ = true; + } - ~WSInit() { - if (is_valid_) WSACleanup(); - } + ~WSInit() + { + if (is_valid_) WSACleanup(); + } - bool is_valid_ = false; -}; + bool is_valid_ = false; + }; -static WSInit wsinit_; + static WSInit wsinit_; #endif -inline bool parse_www_authenticate(const Response &res, - std::map &auth, - bool is_proxy) { - auto auth_key = is_proxy ? "Proxy-Authenticate" : "WWW-Authenticate"; - if (res.has_header(auth_key)) { - static auto re = std::regex(R"~((?:(?:,\s*)?(.+?)=(?:"(.*?)"|([^,]*))))~"); - auto s = res.get_header_value(auth_key); - auto pos = s.find(' '); - if (pos != std::string::npos) { - auto type = s.substr(0, pos); - if (type == "Basic") { - return false; - } else if (type == "Digest") { - s = s.substr(pos + 1); - auto beg = std::sregex_iterator(s.begin(), s.end(), re); - for (auto i = beg; i != std::sregex_iterator(); ++i) { - const auto &m = *i; - auto key = s.substr(static_cast(m.position(1)), - static_cast(m.length(1))); - auto val = m.length(2) > 0 - ? s.substr(static_cast(m.position(2)), + inline bool parse_www_authenticate(const Response& res, + std::map& auth, + bool is_proxy) + { + auto auth_key = is_proxy ? "Proxy-Authenticate" : "WWW-Authenticate"; + if (res.has_header(auth_key)) { + static auto re = std::regex(R"~((?:(?:,\s*)?(.+?)=(?:"(.*?)"|([^,]*))))~"); + auto s = res.get_header_value(auth_key); + auto pos = s.find(' '); + if (pos != std::string::npos) { + auto type = s.substr(0, pos); + if (type == "Basic") { + return false; + } + else if (type == "Digest") { + s = s.substr(pos + 1); + auto beg = std::sregex_iterator(s.begin(), s.end(), re); + for (auto i = beg; i != std::sregex_iterator(); ++i) { + const auto& m = *i; + auto key = s.substr(static_cast(m.position(1)), + static_cast(m.length(1))); + auto val = m.length(2) > 0 + ? s.substr(static_cast(m.position(2)), static_cast(m.length(2))) - : s.substr(static_cast(m.position(3)), + : s.substr(static_cast(m.position(3)), static_cast(m.length(3))); - auth[key] = val; + auth[key] = val; + } + return true; + } + } + } + return false; } - return true; - } + + class ContentProviderAdapter { + public: + explicit ContentProviderAdapter( + ContentProviderWithoutLength&& content_provider) + : content_provider_(content_provider) + { + } + + bool operator()(size_t offset, size_t, DataSink& sink) + { + return content_provider_(offset, sink); + } + + private: + ContentProviderWithoutLength content_provider_; + }; + + } // namespace detail + + inline std::string hosted_at(const std::string& hostname) + { + std::vector addrs; + hosted_at(hostname, addrs); + if (addrs.empty()) { return std::string(); } + return addrs[0]; } - } - return false; -} -class ContentProviderAdapter { -public: - explicit ContentProviderAdapter( - ContentProviderWithoutLength &&content_provider) - : content_provider_(content_provider) {} + inline void hosted_at(const std::string& hostname, + std::vector& addrs) + { + struct addrinfo hints; + struct addrinfo* result; - bool operator()(size_t offset, size_t, DataSink &sink) { - return content_provider_(offset, sink); - } + memset(&hints, 0, sizeof(struct addrinfo)); + hints.ai_family = AF_UNSPEC; + hints.ai_socktype = SOCK_STREAM; + hints.ai_protocol = 0; -private: - ContentProviderWithoutLength content_provider_; -}; - -} // namespace detail - -inline std::string hosted_at(const std::string &hostname) { - std::vector addrs; - hosted_at(hostname, addrs); - if (addrs.empty()) { return std::string(); } - return addrs[0]; -} - -inline void hosted_at(const std::string &hostname, - std::vector &addrs) { - struct addrinfo hints; - struct addrinfo *result; - - memset(&hints, 0, sizeof(struct addrinfo)); - hints.ai_family = AF_UNSPEC; - hints.ai_socktype = SOCK_STREAM; - hints.ai_protocol = 0; - - if (getaddrinfo(hostname.c_str(), nullptr, &hints, &result)) { + if (getaddrinfo(hostname.c_str(), nullptr, &hints, &result)) { #if defined __linux__ && !defined __ANDROID__ - res_init(); + res_init(); #endif - return; - } - auto se = detail::scope_exit([&] { freeaddrinfo(result); }); + return; + } + auto se = detail::scope_exit([&] { freeaddrinfo(result); }); - for (auto rp = result; rp; rp = rp->ai_next) { - const auto &addr = - *reinterpret_cast(rp->ai_addr); - std::string ip; - auto dummy = -1; - if (detail::get_ip_and_port(addr, sizeof(struct sockaddr_storage), ip, - dummy)) { - addrs.push_back(ip); + for (auto rp = result; rp; rp = rp->ai_next) { + const auto& addr = + *reinterpret_cast(rp->ai_addr); + std::string ip; + auto dummy = -1; + if (detail::get_ip_and_port(addr, sizeof(struct sockaddr_storage), ip, + dummy)) { + addrs.push_back(ip); + } + } } - } -} -inline std::string append_query_params(const std::string &path, - const Params ¶ms) { - std::string path_with_query = path; - const static std::regex re("[^?]+\\?.*"); - auto delm = std::regex_match(path, re) ? '&' : '?'; - path_with_query += delm + detail::params_to_query_str(params); - return path_with_query; -} - -// Header utilities -inline std::pair -make_range_header(const Ranges &ranges) { - std::string field = "bytes="; - auto i = 0; - for (const auto &r : ranges) { - if (i != 0) { field += ", "; } - if (r.first != -1) { field += std::to_string(r.first); } - field += '-'; - if (r.second != -1) { field += std::to_string(r.second); } - i++; - } - return std::make_pair("Range", std::move(field)); -} - -inline std::pair -make_basic_authentication_header(const std::string &username, - const std::string &password, bool is_proxy) { - auto field = "Basic " + detail::base64_encode(username + ":" + password); - auto key = is_proxy ? "Proxy-Authorization" : "Authorization"; - return std::make_pair(key, std::move(field)); -} - -inline std::pair -make_bearer_token_authentication_header(const std::string &token, - bool is_proxy = false) { - auto field = "Bearer " + token; - auto key = is_proxy ? "Proxy-Authorization" : "Authorization"; - return std::make_pair(key, std::move(field)); -} - -// Request implementation -inline bool Request::has_header(const std::string &key) const { - return detail::has_header(headers, key); -} - -inline std::string Request::get_header_value(const std::string &key, - const char *def, size_t id) const { - return detail::get_header_value(headers, key, def, id); -} - -inline size_t Request::get_header_value_count(const std::string &key) const { - auto r = headers.equal_range(key); - return static_cast(std::distance(r.first, r.second)); -} - -inline void Request::set_header(const std::string &key, - const std::string &val) { - if (detail::fields::is_field_name(key) && - detail::fields::is_field_value(val)) { - headers.emplace(key, val); - } -} - -inline bool Request::has_param(const std::string &key) const { - return params.find(key) != params.end(); -} - -inline std::string Request::get_param_value(const std::string &key, - size_t id) const { - auto rng = params.equal_range(key); - auto it = rng.first; - std::advance(it, static_cast(id)); - if (it != rng.second) { return it->second; } - return std::string(); -} - -inline size_t Request::get_param_value_count(const std::string &key) const { - auto r = params.equal_range(key); - return static_cast(std::distance(r.first, r.second)); -} - -inline bool Request::is_multipart_form_data() const { - const auto &content_type = get_header_value("Content-Type"); - return !content_type.rfind("multipart/form-data", 0); -} - -inline bool Request::has_file(const std::string &key) const { - return files.find(key) != files.end(); -} - -inline MultipartFormData Request::get_file_value(const std::string &key) const { - auto it = files.find(key); - if (it != files.end()) { return it->second; } - return MultipartFormData(); -} - -inline std::vector -Request::get_file_values(const std::string &key) const { - std::vector values; - auto rng = files.equal_range(key); - for (auto it = rng.first; it != rng.second; it++) { - values.push_back(it->second); - } - return values; -} - -// Response implementation -inline bool Response::has_header(const std::string &key) const { - return headers.find(key) != headers.end(); -} - -inline std::string Response::get_header_value(const std::string &key, - const char *def, - size_t id) const { - return detail::get_header_value(headers, key, def, id); -} - -inline size_t Response::get_header_value_count(const std::string &key) const { - auto r = headers.equal_range(key); - return static_cast(std::distance(r.first, r.second)); -} - -inline void Response::set_header(const std::string &key, - const std::string &val) { - if (detail::fields::is_field_name(key) && - detail::fields::is_field_value(val)) { - headers.emplace(key, val); - } -} - -inline void Response::set_redirect(const std::string &url, int stat) { - if (detail::fields::is_field_value(url)) { - set_header("Location", url); - if (300 <= stat && stat < 400) { - this->status = stat; - } else { - this->status = StatusCode::Found_302; + inline std::string append_query_params(const std::string& path, + const Params& params) + { + std::string path_with_query = path; + const static std::regex re("[^?]+\\?.*"); + auto delm = std::regex_match(path, re) ? '&' : '?'; + path_with_query += delm + detail::params_to_query_str(params); + return path_with_query; } - } -} -inline void Response::set_content(const char *s, size_t n, - const std::string &content_type) { - body.assign(s, n); + // Header utilities + inline std::pair + make_range_header(const Ranges& ranges) + { + std::string field = "bytes="; + auto i = 0; + for (const auto& r : ranges) { + if (i != 0) { field += ", "; } + if (r.first != -1) { field += std::to_string(r.first); } + field += '-'; + if (r.second != -1) { field += std::to_string(r.second); } + i++; + } + return std::make_pair("Range", std::move(field)); + } - auto rng = headers.equal_range("Content-Type"); - headers.erase(rng.first, rng.second); - set_header("Content-Type", content_type); -} + inline std::pair + make_basic_authentication_header(const std::string& username, + const std::string& password, bool is_proxy) + { + auto field = "Basic " + detail::base64_encode(username + ":" + password); + auto key = is_proxy ? "Proxy-Authorization" : "Authorization"; + return std::make_pair(key, std::move(field)); + } -inline void Response::set_content(const std::string &s, - const std::string &content_type) { - set_content(s.data(), s.size(), content_type); -} + inline std::pair + make_bearer_token_authentication_header(const std::string& token, + bool is_proxy = false) + { + auto field = "Bearer " + token; + auto key = is_proxy ? "Proxy-Authorization" : "Authorization"; + return std::make_pair(key, std::move(field)); + } -inline void Response::set_content(std::string &&s, - const std::string &content_type) { - body = std::move(s); + // Request implementation + inline bool Request::has_header(const std::string& key) const + { + return detail::has_header(headers, key); + } - auto rng = headers.equal_range("Content-Type"); - headers.erase(rng.first, rng.second); - set_header("Content-Type", content_type); -} + inline std::string Request::get_header_value(const std::string& key, + const char* def, size_t id) const + { + return detail::get_header_value(headers, key, def, id); + } -inline void Response::set_content_provider( - size_t in_length, const std::string &content_type, ContentProvider provider, - ContentProviderResourceReleaser resource_releaser) { - set_header("Content-Type", content_type); - content_length_ = in_length; - if (in_length > 0) { content_provider_ = std::move(provider); } - content_provider_resource_releaser_ = std::move(resource_releaser); - is_chunked_content_provider_ = false; -} + inline size_t Request::get_header_value_count(const std::string& key) const + { + auto r = headers.equal_range(key); + return static_cast(std::distance(r.first, r.second)); + } -inline void Response::set_content_provider( - const std::string &content_type, ContentProviderWithoutLength provider, - ContentProviderResourceReleaser resource_releaser) { - set_header("Content-Type", content_type); - content_length_ = 0; - content_provider_ = detail::ContentProviderAdapter(std::move(provider)); - content_provider_resource_releaser_ = std::move(resource_releaser); - is_chunked_content_provider_ = false; -} + inline void Request::set_header(const std::string& key, + const std::string& val) + { + if (detail::fields::is_field_name(key) && + detail::fields::is_field_value(val)) { + headers.emplace(key, val); + } + } -inline void Response::set_chunked_content_provider( - const std::string &content_type, ContentProviderWithoutLength provider, - ContentProviderResourceReleaser resource_releaser) { - set_header("Content-Type", content_type); - content_length_ = 0; - content_provider_ = detail::ContentProviderAdapter(std::move(provider)); - content_provider_resource_releaser_ = std::move(resource_releaser); - is_chunked_content_provider_ = true; -} + inline bool Request::has_param(const std::string& key) const + { + return params.find(key) != params.end(); + } -inline void Response::set_file_content(const std::string &path, - const std::string &content_type) { - file_content_path_ = path; - file_content_content_type_ = content_type; -} + inline std::string Request::get_param_value(const std::string& key, + size_t id) const + { + auto rng = params.equal_range(key); + auto it = rng.first; + std::advance(it, static_cast(id)); + if (it != rng.second) { return it->second; } + return std::string(); + } -inline void Response::set_file_content(const std::string &path) { - file_content_path_ = path; -} + inline size_t Request::get_param_value_count(const std::string& key) const + { + auto r = params.equal_range(key); + return static_cast(std::distance(r.first, r.second)); + } -// Result implementation -inline bool Result::has_request_header(const std::string &key) const { - return request_headers_.find(key) != request_headers_.end(); -} + inline bool Request::is_multipart_form_data() const + { + const auto& content_type = get_header_value("Content-Type"); + return !content_type.rfind("multipart/form-data", 0); + } -inline std::string Result::get_request_header_value(const std::string &key, - const char *def, - size_t id) const { - return detail::get_header_value(request_headers_, key, def, id); -} + inline bool Request::has_file(const std::string& key) const + { + return files.find(key) != files.end(); + } -inline size_t -Result::get_request_header_value_count(const std::string &key) const { - auto r = request_headers_.equal_range(key); - return static_cast(std::distance(r.first, r.second)); -} + inline MultipartFormData Request::get_file_value(const std::string& key) const + { + auto it = files.find(key); + if (it != files.end()) { return it->second; } + return MultipartFormData(); + } -// Stream implementation -inline ssize_t Stream::write(const char *ptr) { - return write(ptr, strlen(ptr)); -} + inline std::vector + Request::get_file_values(const std::string& key) const + { + std::vector values; + auto rng = files.equal_range(key); + for (auto it = rng.first; it != rng.second; it++) { + values.push_back(it->second); + } + return values; + } -inline ssize_t Stream::write(const std::string &s) { - return write(s.data(), s.size()); -} + // Response implementation + inline bool Response::has_header(const std::string& key) const + { + return headers.find(key) != headers.end(); + } -namespace detail { + inline std::string Response::get_header_value(const std::string& key, + const char* def, + size_t id) const + { + return detail::get_header_value(headers, key, def, id); + } -inline void calc_actual_timeout(time_t max_timeout_msec, time_t duration_msec, - time_t timeout_sec, time_t timeout_usec, - time_t &actual_timeout_sec, - time_t &actual_timeout_usec) { - auto timeout_msec = (timeout_sec * 1000) + (timeout_usec / 1000); + inline size_t Response::get_header_value_count(const std::string& key) const + { + auto r = headers.equal_range(key); + return static_cast(std::distance(r.first, r.second)); + } - auto actual_timeout_msec = - (std::min)(max_timeout_msec - duration_msec, timeout_msec); + inline void Response::set_header(const std::string& key, + const std::string& val) + { + if (detail::fields::is_field_name(key) && + detail::fields::is_field_value(val)) { + headers.emplace(key, val); + } + } - actual_timeout_sec = actual_timeout_msec / 1000; - actual_timeout_usec = (actual_timeout_msec % 1000) * 1000; -} + inline void Response::set_redirect(const std::string& url, int stat) + { + if (detail::fields::is_field_value(url)) { + set_header("Location", url); + if (300 <= stat && stat < 400) { + this->status = stat; + } + else { + this->status = StatusCode::Found_302; + } + } + } -// Socket stream implementation -inline SocketStream::SocketStream( - socket_t sock, time_t read_timeout_sec, time_t read_timeout_usec, - time_t write_timeout_sec, time_t write_timeout_usec, - time_t max_timeout_msec, - std::chrono::time_point start_time) - : sock_(sock), read_timeout_sec_(read_timeout_sec), - read_timeout_usec_(read_timeout_usec), - write_timeout_sec_(write_timeout_sec), - write_timeout_usec_(write_timeout_usec), - max_timeout_msec_(max_timeout_msec), start_time(start_time), - read_buff_(read_buff_size_, 0) {} + inline void Response::set_content(const char* s, size_t n, + const std::string& content_type) + { + body.assign(s, n); -inline SocketStream::~SocketStream() = default; + auto rng = headers.equal_range("Content-Type"); + headers.erase(rng.first, rng.second); + set_header("Content-Type", content_type); + } -inline bool SocketStream::is_readable() const { - if (max_timeout_msec_ <= 0) { - return select_read(sock_, read_timeout_sec_, read_timeout_usec_) > 0; - } + inline void Response::set_content(const std::string& s, + const std::string& content_type) + { + set_content(s.data(), s.size(), content_type); + } - time_t read_timeout_sec; - time_t read_timeout_usec; - calc_actual_timeout(max_timeout_msec_, duration(), read_timeout_sec_, - read_timeout_usec_, read_timeout_sec, read_timeout_usec); + inline void Response::set_content(std::string&& s, + const std::string& content_type) + { + body = std::move(s); - return select_read(sock_, read_timeout_sec, read_timeout_usec) > 0; -} + auto rng = headers.equal_range("Content-Type"); + headers.erase(rng.first, rng.second); + set_header("Content-Type", content_type); + } -inline bool SocketStream::is_writable() const { - return select_write(sock_, write_timeout_sec_, write_timeout_usec_) > 0 && - is_socket_alive(sock_); -} + inline void Response::set_content_provider( + size_t in_length, const std::string& content_type, ContentProvider provider, + ContentProviderResourceReleaser resource_releaser) + { + set_header("Content-Type", content_type); + content_length_ = in_length; + if (in_length > 0) { content_provider_ = std::move(provider); } + content_provider_resource_releaser_ = std::move(resource_releaser); + is_chunked_content_provider_ = false; + } -inline ssize_t SocketStream::read(char *ptr, size_t size) { + inline void Response::set_content_provider( + const std::string& content_type, ContentProviderWithoutLength provider, + ContentProviderResourceReleaser resource_releaser) + { + set_header("Content-Type", content_type); + content_length_ = 0; + content_provider_ = detail::ContentProviderAdapter(std::move(provider)); + content_provider_resource_releaser_ = std::move(resource_releaser); + is_chunked_content_provider_ = false; + } + + inline void Response::set_chunked_content_provider( + const std::string& content_type, ContentProviderWithoutLength provider, + ContentProviderResourceReleaser resource_releaser) + { + set_header("Content-Type", content_type); + content_length_ = 0; + content_provider_ = detail::ContentProviderAdapter(std::move(provider)); + content_provider_resource_releaser_ = std::move(resource_releaser); + is_chunked_content_provider_ = true; + } + + inline void Response::set_file_content(const std::string& path, + const std::string& content_type) + { + file_content_path_ = path; + file_content_content_type_ = content_type; + } + + inline void Response::set_file_content(const std::string& path) + { + file_content_path_ = path; + } + + // Result implementation + inline bool Result::has_request_header(const std::string& key) const + { + return request_headers_.find(key) != request_headers_.end(); + } + + inline std::string Result::get_request_header_value(const std::string& key, + const char* def, + size_t id) const + { + return detail::get_header_value(request_headers_, key, def, id); + } + + inline size_t + Result::get_request_header_value_count(const std::string& key) const + { + auto r = request_headers_.equal_range(key); + return static_cast(std::distance(r.first, r.second)); + } + + // Stream implementation + inline ssize_t Stream::write(const char* ptr) + { + return write(ptr, strlen(ptr)); + } + + inline ssize_t Stream::write(const std::string& s) + { + return write(s.data(), s.size()); + } + + namespace detail + { + + inline void calc_actual_timeout(time_t max_timeout_msec, time_t duration_msec, + time_t timeout_sec, time_t timeout_usec, + time_t& actual_timeout_sec, + time_t& actual_timeout_usec) + { + auto timeout_msec = (timeout_sec * 1000) + (timeout_usec / 1000); + + auto actual_timeout_msec = + (std::min)(max_timeout_msec - duration_msec, timeout_msec); + + actual_timeout_sec = actual_timeout_msec / 1000; + actual_timeout_usec = (actual_timeout_msec % 1000) * 1000; + } + + // Socket stream implementation + inline SocketStream::SocketStream( + socket_t sock, time_t read_timeout_sec, time_t read_timeout_usec, + time_t write_timeout_sec, time_t write_timeout_usec, + time_t max_timeout_msec, + std::chrono::time_point start_time) + : sock_(sock), read_timeout_sec_(read_timeout_sec), + read_timeout_usec_(read_timeout_usec), + write_timeout_sec_(write_timeout_sec), + write_timeout_usec_(write_timeout_usec), + max_timeout_msec_(max_timeout_msec), start_time(start_time), + read_buff_(read_buff_size_, 0) + { + } + + inline SocketStream::~SocketStream() = default; + + inline bool SocketStream::is_readable() const + { + if (max_timeout_msec_ <= 0) { + return select_read(sock_, read_timeout_sec_, read_timeout_usec_) > 0; + } + + time_t read_timeout_sec; + time_t read_timeout_usec; + calc_actual_timeout(max_timeout_msec_, duration(), read_timeout_sec_, + read_timeout_usec_, read_timeout_sec, read_timeout_usec); + + return select_read(sock_, read_timeout_sec, read_timeout_usec) > 0; + } + + inline bool SocketStream::is_writable() const + { + return select_write(sock_, write_timeout_sec_, write_timeout_usec_) > 0 && + is_socket_alive(sock_); + } + + inline ssize_t SocketStream::read(char* ptr, size_t size) + { #ifdef _WIN32 - size = - (std::min)(size, static_cast((std::numeric_limits::max)())); + size = + (std::min)(size, static_cast((std::numeric_limits::max)())); #else - size = (std::min)(size, - static_cast((std::numeric_limits::max)())); + size = (std::min)(size, + static_cast((std::numeric_limits::max)())); #endif - if (read_buff_off_ < read_buff_content_size_) { - auto remaining_size = read_buff_content_size_ - read_buff_off_; - if (size <= remaining_size) { - memcpy(ptr, read_buff_.data() + read_buff_off_, size); - read_buff_off_ += size; - return static_cast(size); - } else { - memcpy(ptr, read_buff_.data() + read_buff_off_, remaining_size); - read_buff_off_ += remaining_size; - return static_cast(remaining_size); - } - } + if (read_buff_off_ < read_buff_content_size_) { + auto remaining_size = read_buff_content_size_ - read_buff_off_; + if (size <= remaining_size) { + memcpy(ptr, read_buff_.data() + read_buff_off_, size); + read_buff_off_ += size; + return static_cast(size); + } + else { + memcpy(ptr, read_buff_.data() + read_buff_off_, remaining_size); + read_buff_off_ += remaining_size; + return static_cast(remaining_size); + } + } - if (!is_readable()) { return -1; } + if (!is_readable()) { return -1; } - read_buff_off_ = 0; - read_buff_content_size_ = 0; + read_buff_off_ = 0; + read_buff_content_size_ = 0; - if (size < read_buff_size_) { - auto n = read_socket(sock_, read_buff_.data(), read_buff_size_, - CPPHTTPLIB_RECV_FLAGS); - if (n <= 0) { - return n; - } else if (n <= static_cast(size)) { - memcpy(ptr, read_buff_.data(), static_cast(n)); - return n; - } else { - memcpy(ptr, read_buff_.data(), size); - read_buff_off_ = size; - read_buff_content_size_ = static_cast(n); - return static_cast(size); - } - } else { - return read_socket(sock_, ptr, size, CPPHTTPLIB_RECV_FLAGS); - } -} + if (size < read_buff_size_) { + auto n = read_socket(sock_, read_buff_.data(), read_buff_size_, + CPPHTTPLIB_RECV_FLAGS); + if (n <= 0) { + return n; + } + else if (n <= static_cast(size)) { + memcpy(ptr, read_buff_.data(), static_cast(n)); + return n; + } + else { + memcpy(ptr, read_buff_.data(), size); + read_buff_off_ = size; + read_buff_content_size_ = static_cast(n); + return static_cast(size); + } + } + else { + return read_socket(sock_, ptr, size, CPPHTTPLIB_RECV_FLAGS); + } + } -inline ssize_t SocketStream::write(const char *ptr, size_t size) { - if (!is_writable()) { return -1; } + inline ssize_t SocketStream::write(const char* ptr, size_t size) + { + if (!is_writable()) { return -1; } #if defined(_WIN32) && !defined(_WIN64) - size = - (std::min)(size, static_cast((std::numeric_limits::max)())); + size = + (std::min)(size, static_cast((std::numeric_limits::max)())); #endif - return send_socket(sock_, ptr, size, CPPHTTPLIB_SEND_FLAGS); -} + return send_socket(sock_, ptr, size, CPPHTTPLIB_SEND_FLAGS); + } -inline void SocketStream::get_remote_ip_and_port(std::string &ip, - int &port) const { - return detail::get_remote_ip_and_port(sock_, ip, port); -} + inline void SocketStream::get_remote_ip_and_port(std::string& ip, + int& port) const + { + return detail::get_remote_ip_and_port(sock_, ip, port); + } -inline void SocketStream::get_local_ip_and_port(std::string &ip, - int &port) const { - return detail::get_local_ip_and_port(sock_, ip, port); -} + inline void SocketStream::get_local_ip_and_port(std::string& ip, + int& port) const + { + return detail::get_local_ip_and_port(sock_, ip, port); + } -inline socket_t SocketStream::socket() const { return sock_; } + inline socket_t SocketStream::socket() const { return sock_; } -inline time_t SocketStream::duration() const { - return std::chrono::duration_cast( - std::chrono::steady_clock::now() - start_time) - .count(); -} + inline time_t SocketStream::duration() const + { + return std::chrono::duration_cast( + std::chrono::steady_clock::now() - start_time) + .count(); + } -// Buffer stream implementation -inline bool BufferStream::is_readable() const { return true; } + // Buffer stream implementation + inline bool BufferStream::is_readable() const { return true; } -inline bool BufferStream::is_writable() const { return true; } + inline bool BufferStream::is_writable() const { return true; } -inline ssize_t BufferStream::read(char *ptr, size_t size) { + inline ssize_t BufferStream::read(char* ptr, size_t size) + { #if defined(_MSC_VER) && _MSC_VER < 1910 - auto len_read = buffer._Copy_s(ptr, size, size, position); + auto len_read = buffer._Copy_s(ptr, size, size, position); #else - auto len_read = buffer.copy(ptr, size, position); + auto len_read = buffer.copy(ptr, size, position); #endif - position += static_cast(len_read); - return static_cast(len_read); + position += static_cast(len_read); + return static_cast(len_read); + } + + inline ssize_t BufferStream::write(const char* ptr, size_t size) + { + buffer.append(ptr, size); + return static_cast(size); + } + + inline void BufferStream::get_remote_ip_and_port(std::string& /*ip*/, + int& /*port*/) const + { + } + + inline void BufferStream::get_local_ip_and_port(std::string& /*ip*/, + int& /*port*/) const + { } -inline ssize_t BufferStream::write(const char *ptr, size_t size) { - buffer.append(ptr, size); - return static_cast(size); -} + inline socket_t BufferStream::socket() const { return 0; } -inline void BufferStream::get_remote_ip_and_port(std::string & /*ip*/, - int & /*port*/) const {} + inline time_t BufferStream::duration() const { return 0; } -inline void BufferStream::get_local_ip_and_port(std::string & /*ip*/, - int & /*port*/) const {} + inline const std::string& BufferStream::get_buffer() const { return buffer; } -inline socket_t BufferStream::socket() const { return 0; } + inline PathParamsMatcher::PathParamsMatcher(const std::string& pattern) + { + static constexpr char marker[] = "/:"; -inline time_t BufferStream::duration() const { return 0; } - -inline const std::string &BufferStream::get_buffer() const { return buffer; } - -inline PathParamsMatcher::PathParamsMatcher(const std::string &pattern) { - static constexpr char marker[] = "/:"; - - // One past the last ending position of a path param substring - std::size_t last_param_end = 0; + // One past the last ending position of a path param substring + std::size_t last_param_end = 0; #ifndef CPPHTTPLIB_NO_EXCEPTIONS - // Needed to ensure that parameter names are unique during matcher - // construction - // If exceptions are disabled, only last duplicate path - // parameter will be set - std::unordered_set param_name_set; + // Needed to ensure that parameter names are unique during matcher + // construction + // If exceptions are disabled, only last duplicate path + // parameter will be set + std::unordered_set param_name_set; #endif - while (true) { - const auto marker_pos = pattern.find( - marker, last_param_end == 0 ? last_param_end : last_param_end - 1); - if (marker_pos == std::string::npos) { break; } + while (true) { + const auto marker_pos = pattern.find( + marker, last_param_end == 0 ? last_param_end : last_param_end - 1); + if (marker_pos == std::string::npos) { break; } - static_fragments_.push_back( - pattern.substr(last_param_end, marker_pos - last_param_end + 1)); + static_fragments_.push_back( + pattern.substr(last_param_end, marker_pos - last_param_end + 1)); - const auto param_name_start = marker_pos + 2; + const auto param_name_start = marker_pos + 2; - auto sep_pos = pattern.find(separator, param_name_start); - if (sep_pos == std::string::npos) { sep_pos = pattern.length(); } + auto sep_pos = pattern.find(separator, param_name_start); + if (sep_pos == std::string::npos) { sep_pos = pattern.length(); } - auto param_name = - pattern.substr(param_name_start, sep_pos - param_name_start); + auto param_name = + pattern.substr(param_name_start, sep_pos - param_name_start); #ifndef CPPHTTPLIB_NO_EXCEPTIONS - if (param_name_set.find(param_name) != param_name_set.cend()) { - std::string msg = "Encountered path parameter '" + param_name + + if (param_name_set.find(param_name) != param_name_set.cend()) { + std::string msg = "Encountered path parameter '" + param_name + "' multiple times in route pattern '" + pattern + "'."; - throw std::invalid_argument(msg); - } + throw std::invalid_argument(msg); + } #endif - param_names_.push_back(std::move(param_name)); + param_names_.push_back(std::move(param_name)); - last_param_end = sep_pos + 1; - } - - if (last_param_end < pattern.length()) { - static_fragments_.push_back(pattern.substr(last_param_end)); - } -} - -inline bool PathParamsMatcher::match(Request &request) const { - request.matches = std::smatch(); - request.path_params.clear(); - request.path_params.reserve(param_names_.size()); - - // One past the position at which the path matched the pattern last time - std::size_t starting_pos = 0; - for (size_t i = 0; i < static_fragments_.size(); ++i) { - const auto &fragment = static_fragments_[i]; - - if (starting_pos + fragment.length() > request.path.length()) { - return false; - } - - // Avoid unnecessary allocation by using strncmp instead of substr + - // comparison - if (std::strncmp(request.path.c_str() + starting_pos, fragment.c_str(), - fragment.length()) != 0) { - return false; - } - - starting_pos += fragment.length(); - - // Should only happen when we have a static fragment after a param - // Example: '/users/:id/subscriptions' - // The 'subscriptions' fragment here does not have a corresponding param - if (i >= param_names_.size()) { continue; } - - auto sep_pos = request.path.find(separator, starting_pos); - if (sep_pos == std::string::npos) { sep_pos = request.path.length(); } - - const auto ¶m_name = param_names_[i]; - - request.path_params.emplace( - param_name, request.path.substr(starting_pos, sep_pos - starting_pos)); - - // Mark everything up to '/' as matched - starting_pos = sep_pos + 1; - } - // Returns false if the path is longer than the pattern - return starting_pos >= request.path.length(); -} - -inline bool RegexMatcher::match(Request &request) const { - request.path_params.clear(); - return std::regex_match(request.path, request.matches, regex_); -} - -} // namespace detail - -// HTTP server implementation -inline Server::Server() - : new_task_queue( - [] { return new ThreadPool(CPPHTTPLIB_THREAD_POOL_COUNT); }) { -#ifndef _WIN32 - signal(SIGPIPE, SIG_IGN); -#endif -} - -inline Server::~Server() = default; - -inline std::unique_ptr -Server::make_matcher(const std::string &pattern) { - if (pattern.find("/:") != std::string::npos) { - return detail::make_unique(pattern); - } else { - return detail::make_unique(pattern); - } -} - -inline Server &Server::Get(const std::string &pattern, Handler handler) { - get_handlers_.emplace_back(make_matcher(pattern), std::move(handler)); - return *this; -} - -inline Server &Server::Post(const std::string &pattern, Handler handler) { - post_handlers_.emplace_back(make_matcher(pattern), std::move(handler)); - return *this; -} - -inline Server &Server::Post(const std::string &pattern, - HandlerWithContentReader handler) { - post_handlers_for_content_reader_.emplace_back(make_matcher(pattern), - std::move(handler)); - return *this; -} - -inline Server &Server::Put(const std::string &pattern, Handler handler) { - put_handlers_.emplace_back(make_matcher(pattern), std::move(handler)); - return *this; -} - -inline Server &Server::Put(const std::string &pattern, - HandlerWithContentReader handler) { - put_handlers_for_content_reader_.emplace_back(make_matcher(pattern), - std::move(handler)); - return *this; -} - -inline Server &Server::Patch(const std::string &pattern, Handler handler) { - patch_handlers_.emplace_back(make_matcher(pattern), std::move(handler)); - return *this; -} - -inline Server &Server::Patch(const std::string &pattern, - HandlerWithContentReader handler) { - patch_handlers_for_content_reader_.emplace_back(make_matcher(pattern), - std::move(handler)); - return *this; -} - -inline Server &Server::Delete(const std::string &pattern, Handler handler) { - delete_handlers_.emplace_back(make_matcher(pattern), std::move(handler)); - return *this; -} - -inline Server &Server::Delete(const std::string &pattern, - HandlerWithContentReader handler) { - delete_handlers_for_content_reader_.emplace_back(make_matcher(pattern), - std::move(handler)); - return *this; -} - -inline Server &Server::Options(const std::string &pattern, Handler handler) { - options_handlers_.emplace_back(make_matcher(pattern), std::move(handler)); - return *this; -} - -inline bool Server::set_base_dir(const std::string &dir, - const std::string &mount_point) { - return set_mount_point(mount_point, dir); -} - -inline bool Server::set_mount_point(const std::string &mount_point, - const std::string &dir, Headers headers) { - detail::FileStat stat(dir); - if (stat.is_dir()) { - std::string mnt = !mount_point.empty() ? mount_point : "/"; - if (!mnt.empty() && mnt[0] == '/') { - base_dirs_.push_back({mnt, dir, std::move(headers)}); - return true; - } - } - return false; -} - -inline bool Server::remove_mount_point(const std::string &mount_point) { - for (auto it = base_dirs_.begin(); it != base_dirs_.end(); ++it) { - if (it->mount_point == mount_point) { - base_dirs_.erase(it); - return true; - } - } - return false; -} - -inline Server & -Server::set_file_extension_and_mimetype_mapping(const std::string &ext, - const std::string &mime) { - file_extension_and_mimetype_map_[ext] = mime; - return *this; -} - -inline Server &Server::set_default_file_mimetype(const std::string &mime) { - default_file_mimetype_ = mime; - return *this; -} - -inline Server &Server::set_file_request_handler(Handler handler) { - file_request_handler_ = std::move(handler); - return *this; -} - -inline Server &Server::set_error_handler_core(HandlerWithResponse handler, - std::true_type) { - error_handler_ = std::move(handler); - return *this; -} - -inline Server &Server::set_error_handler_core(Handler handler, - std::false_type) { - error_handler_ = [handler](const Request &req, Response &res) { - handler(req, res); - return HandlerResponse::Handled; - }; - return *this; -} - -inline Server &Server::set_exception_handler(ExceptionHandler handler) { - exception_handler_ = std::move(handler); - return *this; -} - -inline Server &Server::set_pre_routing_handler(HandlerWithResponse handler) { - pre_routing_handler_ = std::move(handler); - return *this; -} - -inline Server &Server::set_post_routing_handler(Handler handler) { - post_routing_handler_ = std::move(handler); - return *this; -} - -inline Server &Server::set_logger(Logger logger) { - logger_ = std::move(logger); - return *this; -} - -inline Server & -Server::set_expect_100_continue_handler(Expect100ContinueHandler handler) { - expect_100_continue_handler_ = std::move(handler); - return *this; -} - -inline Server &Server::set_address_family(int family) { - address_family_ = family; - return *this; -} - -inline Server &Server::set_tcp_nodelay(bool on) { - tcp_nodelay_ = on; - return *this; -} - -inline Server &Server::set_ipv6_v6only(bool on) { - ipv6_v6only_ = on; - return *this; -} - -inline Server &Server::set_socket_options(SocketOptions socket_options) { - socket_options_ = std::move(socket_options); - return *this; -} - -inline Server &Server::set_default_headers(Headers headers) { - default_headers_ = std::move(headers); - return *this; -} - -inline Server &Server::set_header_writer( - std::function const &writer) { - header_writer_ = writer; - return *this; -} - -inline Server &Server::set_keep_alive_max_count(size_t count) { - keep_alive_max_count_ = count; - return *this; -} - -inline Server &Server::set_keep_alive_timeout(time_t sec) { - keep_alive_timeout_sec_ = sec; - return *this; -} - -inline Server &Server::set_read_timeout(time_t sec, time_t usec) { - read_timeout_sec_ = sec; - read_timeout_usec_ = usec; - return *this; -} - -inline Server &Server::set_write_timeout(time_t sec, time_t usec) { - write_timeout_sec_ = sec; - write_timeout_usec_ = usec; - return *this; -} - -inline Server &Server::set_idle_interval(time_t sec, time_t usec) { - idle_interval_sec_ = sec; - idle_interval_usec_ = usec; - return *this; -} - -inline Server &Server::set_payload_max_length(size_t length) { - payload_max_length_ = length; - return *this; -} - -inline bool Server::bind_to_port(const std::string &host, int port, - int socket_flags) { - auto ret = bind_internal(host, port, socket_flags); - if (ret == -1) { is_decommissioned = true; } - return ret >= 0; -} -inline int Server::bind_to_any_port(const std::string &host, int socket_flags) { - auto ret = bind_internal(host, 0, socket_flags); - if (ret == -1) { is_decommissioned = true; } - return ret; -} - -inline bool Server::listen_after_bind() { return listen_internal(); } - -inline bool Server::listen(const std::string &host, int port, - int socket_flags) { - return bind_to_port(host, port, socket_flags) && listen_internal(); -} - -inline bool Server::is_running() const { return is_running_; } - -inline void Server::wait_until_ready() const { - while (!is_running_ && !is_decommissioned) { - std::this_thread::sleep_for(std::chrono::milliseconds{1}); - } -} - -inline void Server::stop() { - if (is_running_) { - assert(svr_sock_ != INVALID_SOCKET); - std::atomic sock(svr_sock_.exchange(INVALID_SOCKET)); - detail::shutdown_socket(sock); - detail::close_socket(sock); - } - is_decommissioned = false; -} - -inline void Server::decommission() { is_decommissioned = true; } - -inline bool Server::parse_request_line(const char *s, Request &req) const { - auto len = strlen(s); - if (len < 2 || s[len - 2] != '\r' || s[len - 1] != '\n') { return false; } - len -= 2; - - { - size_t count = 0; - - detail::split(s, s + len, ' ', [&](const char *b, const char *e) { - switch (count) { - case 0: req.method = std::string(b, e); break; - case 1: req.target = std::string(b, e); break; - case 2: req.version = std::string(b, e); break; - default: break; - } - count++; - }); - - if (count != 3) { return false; } - } - - static const std::set methods{ - "GET", "HEAD", "POST", "PUT", "DELETE", - "CONNECT", "OPTIONS", "TRACE", "PATCH", "PRI"}; - - if (methods.find(req.method) == methods.end()) { return false; } - - if (req.version != "HTTP/1.1" && req.version != "HTTP/1.0") { return false; } - - { - // Skip URL fragment - for (size_t i = 0; i < req.target.size(); i++) { - if (req.target[i] == '#') { - req.target.erase(i); - break; - } - } - - detail::divide(req.target, '?', - [&](const char *lhs_data, std::size_t lhs_size, - const char *rhs_data, std::size_t rhs_size) { - req.path = detail::decode_url( - std::string(lhs_data, lhs_size), false); - detail::parse_query_text(rhs_data, rhs_size, req.params); - }); - } - - return true; -} - -inline bool Server::write_response(Stream &strm, bool close_connection, - Request &req, Response &res) { - // NOTE: `req.ranges` should be empty, otherwise it will be applied - // incorrectly to the error content. - req.ranges.clear(); - return write_response_core(strm, close_connection, req, res, false); -} - -inline bool Server::write_response_with_content(Stream &strm, - bool close_connection, - const Request &req, - Response &res) { - return write_response_core(strm, close_connection, req, res, true); -} - -inline bool Server::write_response_core(Stream &strm, bool close_connection, - const Request &req, Response &res, - bool need_apply_ranges) { - assert(res.status != -1); - - if (400 <= res.status && error_handler_ && - error_handler_(req, res) == HandlerResponse::Handled) { - need_apply_ranges = true; - } - - std::string content_type; - std::string boundary; - if (need_apply_ranges) { apply_ranges(req, res, content_type, boundary); } - - // Prepare additional headers - if (close_connection || req.get_header_value("Connection") == "close") { - res.set_header("Connection", "close"); - } else { - std::string s = "timeout="; - s += std::to_string(keep_alive_timeout_sec_); - s += ", max="; - s += std::to_string(keep_alive_max_count_); - res.set_header("Keep-Alive", s); - } - - if ((!res.body.empty() || res.content_length_ > 0 || res.content_provider_) && - !res.has_header("Content-Type")) { - res.set_header("Content-Type", "text/plain"); - } - - if (res.body.empty() && !res.content_length_ && !res.content_provider_ && - !res.has_header("Content-Length")) { - res.set_header("Content-Length", "0"); - } - - if (req.method == "HEAD" && !res.has_header("Accept-Ranges")) { - res.set_header("Accept-Ranges", "bytes"); - } - - if (post_routing_handler_) { post_routing_handler_(req, res); } - - // Response line and headers - { - detail::BufferStream bstrm; - if (!detail::write_response_line(bstrm, res.status)) { return false; } - if (!header_writer_(bstrm, res.headers)) { return false; } - - // Flush buffer - auto &data = bstrm.get_buffer(); - detail::write_data(strm, data.data(), data.size()); - } - - // Body - auto ret = true; - if (req.method != "HEAD") { - if (!res.body.empty()) { - if (!detail::write_data(strm, res.body.data(), res.body.size())) { - ret = false; - } - } else if (res.content_provider_) { - if (write_content_with_provider(strm, req, res, boundary, content_type)) { - res.content_provider_success_ = true; - } else { - ret = false; - } - } - } - - // Log - if (logger_) { logger_(req, res); } - - return ret; -} - -inline bool -Server::write_content_with_provider(Stream &strm, const Request &req, - Response &res, const std::string &boundary, - const std::string &content_type) { - auto is_shutting_down = [this]() { - return this->svr_sock_ == INVALID_SOCKET; - }; - - if (res.content_length_ > 0) { - if (req.ranges.empty()) { - return detail::write_content(strm, res.content_provider_, 0, - res.content_length_, is_shutting_down); - } else if (req.ranges.size() == 1) { - auto offset_and_length = detail::get_range_offset_and_length( - req.ranges[0], res.content_length_); - - return detail::write_content(strm, res.content_provider_, - offset_and_length.first, - offset_and_length.second, is_shutting_down); - } else { - return detail::write_multipart_ranges_data( - strm, req, res, boundary, content_type, res.content_length_, - is_shutting_down); - } - } else { - if (res.is_chunked_content_provider_) { - auto type = detail::encoding_type(req, res); - - std::unique_ptr compressor; - if (type == detail::EncodingType::Gzip) { -#ifdef CPPHTTPLIB_ZLIB_SUPPORT - compressor = detail::make_unique(); -#endif - } else if (type == detail::EncodingType::Brotli) { -#ifdef CPPHTTPLIB_BROTLI_SUPPORT - compressor = detail::make_unique(); -#endif - } else { - compressor = detail::make_unique(); - } - assert(compressor != nullptr); - - return detail::write_content_chunked(strm, res.content_provider_, - is_shutting_down, *compressor); - } else { - return detail::write_content_without_length(strm, res.content_provider_, - is_shutting_down); - } - } -} - -inline bool Server::read_content(Stream &strm, Request &req, Response &res) { - MultipartFormDataMap::iterator cur; - auto file_count = 0; - if (read_content_core( - strm, req, res, - // Regular - [&](const char *buf, size_t n) { - if (req.body.size() + n > req.body.max_size()) { return false; } - req.body.append(buf, n); - return true; - }, - // Multipart - [&](const MultipartFormData &file) { - if (file_count++ == CPPHTTPLIB_MULTIPART_FORM_DATA_FILE_MAX_COUNT) { - return false; + last_param_end = sep_pos + 1; } - cur = req.files.emplace(file.name, file); - return true; - }, - [&](const char *buf, size_t n) { - auto &content = cur->second.content; - if (content.size() + n > content.max_size()) { return false; } - content.append(buf, n); - return true; - })) { - const auto &content_type = req.get_header_value("Content-Type"); - if (!content_type.find("application/x-www-form-urlencoded")) { - if (req.body.size() > CPPHTTPLIB_FORM_URL_ENCODED_PAYLOAD_MAX_LENGTH) { - res.status = StatusCode::PayloadTooLarge_413; // NOTE: should be 414? - return false; - } - detail::parse_query_text(req.body, req.params); - } - return true; - } - return false; -} -inline bool Server::read_content_with_content_receiver( - Stream &strm, Request &req, Response &res, ContentReceiver receiver, - MultipartContentHeader multipart_header, - ContentReceiver multipart_receiver) { - return read_content_core(strm, req, res, std::move(receiver), - std::move(multipart_header), - std::move(multipart_receiver)); -} - -inline bool -Server::read_content_core(Stream &strm, Request &req, Response &res, - ContentReceiver receiver, - MultipartContentHeader multipart_header, - ContentReceiver multipart_receiver) const { - detail::MultipartFormDataParser multipart_form_data_parser; - ContentReceiverWithProgress out; - - if (req.is_multipart_form_data()) { - const auto &content_type = req.get_header_value("Content-Type"); - std::string boundary; - if (!detail::parse_multipart_boundary(content_type, boundary)) { - res.status = StatusCode::BadRequest_400; - return false; - } - - multipart_form_data_parser.set_boundary(std::move(boundary)); - out = [&](const char *buf, size_t n, uint64_t /*off*/, uint64_t /*len*/) { - /* For debug - size_t pos = 0; - while (pos < n) { - auto read_size = (std::min)(1, n - pos); - auto ret = multipart_form_data_parser.parse( - buf + pos, read_size, multipart_receiver, multipart_header); - if (!ret) { return false; } - pos += read_size; - } - return true; - */ - return multipart_form_data_parser.parse(buf, n, multipart_receiver, - multipart_header); - }; - } else { - out = [receiver](const char *buf, size_t n, uint64_t /*off*/, - uint64_t /*len*/) { return receiver(buf, n); }; - } - - if (req.method == "DELETE" && !req.has_header("Content-Length")) { - return true; - } - - if (!detail::read_content(strm, req, payload_max_length_, res.status, nullptr, - out, true)) { - return false; - } - - if (req.is_multipart_form_data()) { - if (!multipart_form_data_parser.is_valid()) { - res.status = StatusCode::BadRequest_400; - return false; - } - } - - return true; -} - -inline bool Server::handle_file_request(const Request &req, Response &res, - bool head) { - for (const auto &entry : base_dirs_) { - // Prefix match - if (!req.path.compare(0, entry.mount_point.size(), entry.mount_point)) { - std::string sub_path = "/" + req.path.substr(entry.mount_point.size()); - if (detail::is_valid_path(sub_path)) { - auto path = entry.base_dir + sub_path; - if (path.back() == '/') { path += "index.html"; } - - detail::FileStat stat(path); - - if (stat.is_dir()) { - res.set_redirect(sub_path + "/", StatusCode::MovedPermanently_301); - return true; + if (last_param_end < pattern.length()) { + static_fragments_.push_back(pattern.substr(last_param_end)); + } } - if (stat.is_file()) { - for (const auto &kv : entry.headers) { - res.set_header(kv.first, kv.second); - } + inline bool PathParamsMatcher::match(Request& request) const + { + request.matches = std::smatch(); + request.path_params.clear(); + request.path_params.reserve(param_names_.size()); - auto mm = std::make_shared(path.c_str()); - if (!mm->is_open()) { return false; } + // One past the position at which the path matched the pattern last time + std::size_t starting_pos = 0; + for (size_t i = 0; i < static_fragments_.size(); ++i) { + const auto& fragment = static_fragments_[i]; - res.set_content_provider( - mm->size(), - detail::find_content_type(path, file_extension_and_mimetype_map_, - default_file_mimetype_), - [mm](size_t offset, size_t length, DataSink &sink) -> bool { - sink.write(mm->data() + offset, length); - return true; - }); + if (starting_pos + fragment.length() > request.path.length()) { + return false; + } - if (!head && file_request_handler_) { - file_request_handler_(req, res); - } + // Avoid unnecessary allocation by using strncmp instead of substr + + // comparison + if (std::strncmp(request.path.c_str() + starting_pos, fragment.c_str(), + fragment.length()) != 0) { + return false; + } - return true; + starting_pos += fragment.length(); + + // Should only happen when we have a static fragment after a param + // Example: '/users/:id/subscriptions' + // The 'subscriptions' fragment here does not have a corresponding param + if (i >= param_names_.size()) { continue; } + + auto sep_pos = request.path.find(separator, starting_pos); + if (sep_pos == std::string::npos) { sep_pos = request.path.length(); } + + const auto& param_name = param_names_[i]; + + request.path_params.emplace( + param_name, request.path.substr(starting_pos, sep_pos - starting_pos)); + + // Mark everything up to '/' as matched + starting_pos = sep_pos + 1; + } + // Returns false if the path is longer than the pattern + return starting_pos >= request.path.length(); } - } - } - } - return false; -} -inline socket_t -Server::create_server_socket(const std::string &host, int port, - int socket_flags, - SocketOptions socket_options) const { - return detail::create_socket( - host, std::string(), port, address_family_, socket_flags, tcp_nodelay_, - ipv6_v6only_, std::move(socket_options), - [](socket_t sock, struct addrinfo &ai, bool & /*quit*/) -> bool { - if (::bind(sock, ai.ai_addr, static_cast(ai.ai_addrlen))) { - return false; + inline bool RegexMatcher::match(Request& request) const + { + request.path_params.clear(); + return std::regex_match(request.path, request.matches, regex_); } - if (::listen(sock, CPPHTTPLIB_LISTEN_BACKLOG)) { return false; } - return true; - }); -} -inline int Server::bind_internal(const std::string &host, int port, - int socket_flags) { - if (is_decommissioned) { return -1; } + } // namespace detail - if (!is_valid()) { return -1; } - - svr_sock_ = create_server_socket(host, port, socket_flags, socket_options_); - if (svr_sock_ == INVALID_SOCKET) { return -1; } - - if (port == 0) { - struct sockaddr_storage addr; - socklen_t addr_len = sizeof(addr); - if (getsockname(svr_sock_, reinterpret_cast(&addr), - &addr_len) == -1) { - return -1; - } - if (addr.ss_family == AF_INET) { - return ntohs(reinterpret_cast(&addr)->sin_port); - } else if (addr.ss_family == AF_INET6) { - return ntohs(reinterpret_cast(&addr)->sin6_port); - } else { - return -1; - } - } else { - return port; - } -} - -inline bool Server::listen_internal() { - if (is_decommissioned) { return false; } - - auto ret = true; - is_running_ = true; - auto se = detail::scope_exit([&]() { is_running_ = false; }); - - { - std::unique_ptr task_queue(new_task_queue()); - - while (svr_sock_ != INVALID_SOCKET) { + // HTTP server implementation + inline Server::Server() + : new_task_queue( + [] { return new ThreadPool(CPPHTTPLIB_THREAD_POOL_COUNT); }) + { #ifndef _WIN32 - if (idle_interval_sec_ > 0 || idle_interval_usec_ > 0) { + signal(SIGPIPE, SIG_IGN); #endif - auto val = detail::select_read(svr_sock_, idle_interval_sec_, - idle_interval_usec_); - if (val == 0) { // Timeout - task_queue->on_idle(); - continue; + } + + inline Server::~Server() = default; + + inline std::unique_ptr + Server::make_matcher(const std::string& pattern) + { + if (pattern.find("/:") != std::string::npos) { + return detail::make_unique(pattern); } + else { + return detail::make_unique(pattern); + } + } + + inline Server& Server::Get(const std::string& pattern, Handler handler) + { + get_handlers_.emplace_back(make_matcher(pattern), std::move(handler)); + return *this; + } + + inline Server& Server::Post(const std::string& pattern, Handler handler) + { + post_handlers_.emplace_back(make_matcher(pattern), std::move(handler)); + return *this; + } + + inline Server& Server::Post(const std::string& pattern, + HandlerWithContentReader handler) + { + post_handlers_for_content_reader_.emplace_back(make_matcher(pattern), + std::move(handler)); + return *this; + } + + inline Server& Server::Put(const std::string& pattern, Handler handler) + { + put_handlers_.emplace_back(make_matcher(pattern), std::move(handler)); + return *this; + } + + inline Server& Server::Put(const std::string& pattern, + HandlerWithContentReader handler) + { + put_handlers_for_content_reader_.emplace_back(make_matcher(pattern), + std::move(handler)); + return *this; + } + + inline Server& Server::Patch(const std::string& pattern, Handler handler) + { + patch_handlers_.emplace_back(make_matcher(pattern), std::move(handler)); + return *this; + } + + inline Server& Server::Patch(const std::string& pattern, + HandlerWithContentReader handler) + { + patch_handlers_for_content_reader_.emplace_back(make_matcher(pattern), + std::move(handler)); + return *this; + } + + inline Server& Server::Delete(const std::string& pattern, Handler handler) + { + delete_handlers_.emplace_back(make_matcher(pattern), std::move(handler)); + return *this; + } + + inline Server& Server::Delete(const std::string& pattern, + HandlerWithContentReader handler) + { + delete_handlers_for_content_reader_.emplace_back(make_matcher(pattern), + std::move(handler)); + return *this; + } + + inline Server& Server::Options(const std::string& pattern, Handler handler) + { + options_handlers_.emplace_back(make_matcher(pattern), std::move(handler)); + return *this; + } + + inline bool Server::set_base_dir(const std::string& dir, + const std::string& mount_point) + { + return set_mount_point(mount_point, dir); + } + + inline bool Server::set_mount_point(const std::string& mount_point, + const std::string& dir, Headers headers) + { + detail::FileStat stat(dir); + if (stat.is_dir()) { + std::string mnt = !mount_point.empty() ? mount_point : "/"; + if (!mnt.empty() && mnt[0] == '/') { + base_dirs_.push_back({ mnt, dir, std::move(headers) }); + return true; + } + } + return false; + } + + inline bool Server::remove_mount_point(const std::string& mount_point) + { + for (auto it = base_dirs_.begin(); it != base_dirs_.end(); ++it) { + if (it->mount_point == mount_point) { + base_dirs_.erase(it); + return true; + } + } + return false; + } + + inline Server& + Server::set_file_extension_and_mimetype_mapping(const std::string& ext, + const std::string& mime) + { + file_extension_and_mimetype_map_[ext] = mime; + return *this; + } + + inline Server& Server::set_default_file_mimetype(const std::string& mime) + { + default_file_mimetype_ = mime; + return *this; + } + + inline Server& Server::set_file_request_handler(Handler handler) + { + file_request_handler_ = std::move(handler); + return *this; + } + + inline Server& Server::set_error_handler_core(HandlerWithResponse handler, + std::true_type) + { + error_handler_ = std::move(handler); + return *this; + } + + inline Server& Server::set_error_handler_core(Handler handler, + std::false_type) + { + error_handler_ = [handler](const Request& req, Response& res) { + handler(req, res); + return HandlerResponse::Handled; + }; + return *this; + } + + inline Server& Server::set_exception_handler(ExceptionHandler handler) + { + exception_handler_ = std::move(handler); + return *this; + } + + inline Server& Server::set_pre_routing_handler(HandlerWithResponse handler) + { + pre_routing_handler_ = std::move(handler); + return *this; + } + + inline Server& Server::set_post_routing_handler(Handler handler) + { + post_routing_handler_ = std::move(handler); + return *this; + } + + inline Server& Server::set_logger(Logger logger) + { + logger_ = std::move(logger); + return *this; + } + + inline Server& + Server::set_expect_100_continue_handler(Expect100ContinueHandler handler) + { + expect_100_continue_handler_ = std::move(handler); + return *this; + } + + inline Server& Server::set_address_family(int family) + { + address_family_ = family; + return *this; + } + + inline Server& Server::set_tcp_nodelay(bool on) + { + tcp_nodelay_ = on; + return *this; + } + + inline Server& Server::set_ipv6_v6only(bool on) + { + ipv6_v6only_ = on; + return *this; + } + + inline Server& Server::set_socket_options(SocketOptions socket_options) + { + socket_options_ = std::move(socket_options); + return *this; + } + + inline Server& Server::set_default_headers(Headers headers) + { + default_headers_ = std::move(headers); + return *this; + } + + inline Server& Server::set_header_writer( + std::function const& writer) + { + header_writer_ = writer; + return *this; + } + + inline Server& Server::set_keep_alive_max_count(size_t count) + { + keep_alive_max_count_ = count; + return *this; + } + + inline Server& Server::set_keep_alive_timeout(time_t sec) + { + keep_alive_timeout_sec_ = sec; + return *this; + } + + inline Server& Server::set_read_timeout(time_t sec, time_t usec) + { + read_timeout_sec_ = sec; + read_timeout_usec_ = usec; + return *this; + } + + inline Server& Server::set_write_timeout(time_t sec, time_t usec) + { + write_timeout_sec_ = sec; + write_timeout_usec_ = usec; + return *this; + } + + inline Server& Server::set_idle_interval(time_t sec, time_t usec) + { + idle_interval_sec_ = sec; + idle_interval_usec_ = usec; + return *this; + } + + inline Server& Server::set_payload_max_length(size_t length) + { + payload_max_length_ = length; + return *this; + } + + inline bool Server::bind_to_port(const std::string& host, int port, + int socket_flags) + { + auto ret = bind_internal(host, port, socket_flags); + if (ret == -1) { is_decommissioned = true; } + return ret >= 0; + } + inline int Server::bind_to_any_port(const std::string& host, int socket_flags) + { + auto ret = bind_internal(host, 0, socket_flags); + if (ret == -1) { is_decommissioned = true; } + return ret; + } + + inline bool Server::listen_after_bind() { return listen_internal(); } + + inline bool Server::listen(const std::string& host, int port, + int socket_flags) + { + return bind_to_port(host, port, socket_flags) && listen_internal(); + } + + inline bool Server::is_running() const { return is_running_; } + + inline void Server::wait_until_ready() const + { + while (!is_running_ && !is_decommissioned) { + std::this_thread::sleep_for(std::chrono::milliseconds{ 1 }); + } + } + + inline void Server::stop() + { + if (is_running_) { + assert(svr_sock_ != INVALID_SOCKET); + std::atomic sock(svr_sock_.exchange(INVALID_SOCKET)); + detail::shutdown_socket(sock); + detail::close_socket(sock); + } + is_decommissioned = false; + } + + inline void Server::decommission() { is_decommissioned = true; } + + inline bool Server::parse_request_line(const char* s, Request& req) const + { + auto len = strlen(s); + if (len < 2 || s[len - 2] != '\r' || s[len - 1] != '\n') { return false; } + len -= 2; + + { + size_t count = 0; + + detail::split(s, s + len, ' ', [&](const char* b, const char* e) { + switch (count) { + case 0: req.method = std::string(b, e); break; + case 1: req.target = std::string(b, e); break; + case 2: req.version = std::string(b, e); break; + default: break; + } + count++; + }); + + if (count != 3) { return false; } + } + + static const std::set methods{ + "GET", "HEAD", "POST", "PUT", "DELETE", + "CONNECT", "OPTIONS", "TRACE", "PATCH", "PRI" }; + + if (methods.find(req.method) == methods.end()) { return false; } + + if (req.version != "HTTP/1.1" && req.version != "HTTP/1.0") { return false; } + + { + // Skip URL fragment + for (size_t i = 0; i < req.target.size(); i++) { + if (req.target[i] == '#') { + req.target.erase(i); + break; + } + } + + detail::divide(req.target, '?', + [&](const char* lhs_data, std::size_t lhs_size, + const char* rhs_data, std::size_t rhs_size) { + req.path = detail::decode_url( + std::string(lhs_data, lhs_size), false); + detail::parse_query_text(rhs_data, rhs_size, req.params); + }); + } + + return true; + } + + inline bool Server::write_response(Stream& strm, bool close_connection, + Request& req, Response& res) + { + // NOTE: `req.ranges` should be empty, otherwise it will be applied + // incorrectly to the error content. + req.ranges.clear(); + return write_response_core(strm, close_connection, req, res, false); + } + + inline bool Server::write_response_with_content(Stream& strm, + bool close_connection, + const Request& req, + Response& res) + { + return write_response_core(strm, close_connection, req, res, true); + } + + inline bool Server::write_response_core(Stream& strm, bool close_connection, + const Request& req, Response& res, + bool need_apply_ranges) + { + assert(res.status != -1); + + if (400 <= res.status && error_handler_ && + error_handler_(req, res) == HandlerResponse::Handled) { + need_apply_ranges = true; + } + + std::string content_type; + std::string boundary; + if (need_apply_ranges) { apply_ranges(req, res, content_type, boundary); } + + // Prepare additional headers + if (close_connection || req.get_header_value("Connection") == "close") { + res.set_header("Connection", "close"); + } + else { + std::string s = "timeout="; + s += std::to_string(keep_alive_timeout_sec_); + s += ", max="; + s += std::to_string(keep_alive_max_count_); + res.set_header("Keep-Alive", s); + } + + if ((!res.body.empty() || res.content_length_ > 0 || res.content_provider_) && + !res.has_header("Content-Type")) { + res.set_header("Content-Type", "text/plain"); + } + + if (res.body.empty() && !res.content_length_ && !res.content_provider_ && + !res.has_header("Content-Length")) { + res.set_header("Content-Length", "0"); + } + + if (req.method == "HEAD" && !res.has_header("Accept-Ranges")) { + res.set_header("Accept-Ranges", "bytes"); + } + + if (post_routing_handler_) { post_routing_handler_(req, res); } + + // Response line and headers + { + detail::BufferStream bstrm; + if (!detail::write_response_line(bstrm, res.status)) { return false; } + if (!header_writer_(bstrm, res.headers)) { return false; } + + // Flush buffer + auto& data = bstrm.get_buffer(); + detail::write_data(strm, data.data(), data.size()); + } + + // Body + auto ret = true; + if (req.method != "HEAD") { + if (!res.body.empty()) { + if (!detail::write_data(strm, res.body.data(), res.body.size())) { + ret = false; + } + } + else if (res.content_provider_) { + if (write_content_with_provider(strm, req, res, boundary, content_type)) { + res.content_provider_success_ = true; + } + else { + ret = false; + } + } + } + + // Log + if (logger_) { logger_(req, res); } + + return ret; + } + + inline bool + Server::write_content_with_provider(Stream& strm, const Request& req, + Response& res, const std::string& boundary, + const std::string& content_type) + { + auto is_shutting_down = [this]() { + return this->svr_sock_ == INVALID_SOCKET; + }; + + if (res.content_length_ > 0) { + if (req.ranges.empty()) { + return detail::write_content(strm, res.content_provider_, 0, + res.content_length_, is_shutting_down); + } + else if (req.ranges.size() == 1) { + auto offset_and_length = detail::get_range_offset_and_length( + req.ranges[0], res.content_length_); + + return detail::write_content(strm, res.content_provider_, + offset_and_length.first, + offset_and_length.second, is_shutting_down); + } + else { + return detail::write_multipart_ranges_data( + strm, req, res, boundary, content_type, res.content_length_, + is_shutting_down); + } + } + else { + if (res.is_chunked_content_provider_) { + auto type = detail::encoding_type(req, res); + + std::unique_ptr compressor; + if (type == detail::EncodingType::Gzip) { +#ifdef CPPHTTPLIB_ZLIB_SUPPORT + compressor = detail::make_unique(); +#endif + } + else if (type == detail::EncodingType::Brotli) { +#ifdef CPPHTTPLIB_BROTLI_SUPPORT + compressor = detail::make_unique(); +#endif + } + else { + compressor = detail::make_unique(); + } + assert(compressor != nullptr); + + return detail::write_content_chunked(strm, res.content_provider_, + is_shutting_down, *compressor); + } + else { + return detail::write_content_without_length(strm, res.content_provider_, + is_shutting_down); + } + } + } + + inline bool Server::read_content(Stream& strm, Request& req, Response& res) + { + MultipartFormDataMap::iterator cur; + auto file_count = 0; + if (read_content_core( + strm, req, res, + // Regular + [&](const char* buf, size_t n) { + if (req.body.size() + n > req.body.max_size()) { return false; } + req.body.append(buf, n); + return true; + }, + // Multipart + [&](const MultipartFormData& file) { + if (file_count++ == CPPHTTPLIB_MULTIPART_FORM_DATA_FILE_MAX_COUNT) { + return false; + } + cur = req.files.emplace(file.name, file); + return true; + }, + [&](const char* buf, size_t n) { + auto& content = cur->second.content; + if (content.size() + n > content.max_size()) { return false; } + content.append(buf, n); + return true; + })) { + const auto& content_type = req.get_header_value("Content-Type"); + if (!content_type.find("application/x-www-form-urlencoded")) { + if (req.body.size() > CPPHTTPLIB_FORM_URL_ENCODED_PAYLOAD_MAX_LENGTH) { + res.status = StatusCode::PayloadTooLarge_413; // NOTE: should be 414? + return false; + } + detail::parse_query_text(req.body, req.params); + } + return true; + } + return false; + } + + inline bool Server::read_content_with_content_receiver( + Stream& strm, Request& req, Response& res, ContentReceiver receiver, + MultipartContentHeader multipart_header, + ContentReceiver multipart_receiver) + { + return read_content_core(strm, req, res, std::move(receiver), + std::move(multipart_header), + std::move(multipart_receiver)); + } + + inline bool + Server::read_content_core(Stream& strm, Request& req, Response& res, + ContentReceiver receiver, + MultipartContentHeader multipart_header, + ContentReceiver multipart_receiver) const + { + detail::MultipartFormDataParser multipart_form_data_parser; + ContentReceiverWithProgress out; + + if (req.is_multipart_form_data()) { + const auto& content_type = req.get_header_value("Content-Type"); + std::string boundary; + if (!detail::parse_multipart_boundary(content_type, boundary)) { + res.status = StatusCode::BadRequest_400; + return false; + } + + multipart_form_data_parser.set_boundary(std::move(boundary)); + out = [&](const char* buf, size_t n, uint64_t /*off*/, uint64_t /*len*/) { + /* For debug + size_t pos = 0; + while (pos < n) { + auto read_size = (std::min)(1, n - pos); + auto ret = multipart_form_data_parser.parse( + buf + pos, read_size, multipart_receiver, multipart_header); + if (!ret) { return false; } + pos += read_size; + } + return true; + */ + return multipart_form_data_parser.parse(buf, n, multipart_receiver, + multipart_header); + }; + } + else { + out = [receiver](const char* buf, size_t n, uint64_t /*off*/, + uint64_t /*len*/) { return receiver(buf, n); }; + } + + if (req.method == "DELETE" && !req.has_header("Content-Length")) { + return true; + } + + if (!detail::read_content(strm, req, payload_max_length_, res.status, nullptr, + out, true)) { + return false; + } + + if (req.is_multipart_form_data()) { + if (!multipart_form_data_parser.is_valid()) { + res.status = StatusCode::BadRequest_400; + return false; + } + } + + return true; + } + + inline bool Server::handle_file_request(const Request& req, Response& res, + bool head) + { + for (const auto& entry : base_dirs_) { + // Prefix match + if (!req.path.compare(0, entry.mount_point.size(), entry.mount_point)) { + std::string sub_path = "/" + req.path.substr(entry.mount_point.size()); + if (detail::is_valid_path(sub_path)) { + auto path = entry.base_dir + sub_path; + if (path.back() == '/') { path += "index.html"; } + + detail::FileStat stat(path); + + if (stat.is_dir()) { + res.set_redirect(sub_path + "/", StatusCode::MovedPermanently_301); + return true; + } + + if (stat.is_file()) { + for (const auto& kv : entry.headers) { + res.set_header(kv.first, kv.second); + } + + auto mm = std::make_shared(path.c_str()); + if (!mm->is_open()) { return false; } + + res.set_content_provider( + mm->size(), + detail::find_content_type(path, file_extension_and_mimetype_map_, + default_file_mimetype_), + [mm](size_t offset, size_t length, DataSink& sink) -> bool { + sink.write(mm->data() + offset, length); + return true; + }); + + if (!head && file_request_handler_) { + file_request_handler_(req, res); + } + + return true; + } + } + } + } + return false; + } + + inline socket_t + Server::create_server_socket(const std::string& host, int port, + int socket_flags, + SocketOptions socket_options) const + { + return detail::create_socket( + host, std::string(), port, address_family_, socket_flags, tcp_nodelay_, + ipv6_v6only_, std::move(socket_options), + [](socket_t sock, struct addrinfo& ai, bool& /*quit*/) -> bool { + if (::bind(sock, ai.ai_addr, static_cast(ai.ai_addrlen))) { + return false; + } + if (::listen(sock, CPPHTTPLIB_LISTEN_BACKLOG)) { return false; } + return true; + }); + } + + inline int Server::bind_internal(const std::string& host, int port, + int socket_flags) + { + if (is_decommissioned) { return -1; } + + if (!is_valid()) { return -1; } + + svr_sock_ = create_server_socket(host, port, socket_flags, socket_options_); + if (svr_sock_ == INVALID_SOCKET) { return -1; } + + if (port == 0) { + struct sockaddr_storage addr; + socklen_t addr_len = sizeof(addr); + if (getsockname(svr_sock_, reinterpret_cast(&addr), + &addr_len) == -1) { + return -1; + } + if (addr.ss_family == AF_INET) { + return ntohs(reinterpret_cast(&addr)->sin_port); + } + else if (addr.ss_family == AF_INET6) { + return ntohs(reinterpret_cast(&addr)->sin6_port); + } + else { + return -1; + } + } + else { + return port; + } + } + + inline bool Server::listen_internal() + { + if (is_decommissioned) { return false; } + + auto ret = true; + is_running_ = true; + auto se = detail::scope_exit([&]() { is_running_ = false; }); + + { + std::unique_ptr task_queue(new_task_queue()); + + while (svr_sock_ != INVALID_SOCKET) { #ifndef _WIN32 - } + if (idle_interval_sec_ > 0 || idle_interval_usec_ > 0) { +#endif + auto val = detail::select_read(svr_sock_, idle_interval_sec_, + idle_interval_usec_); + if (val == 0) { // Timeout + task_queue->on_idle(); + continue; + } +#ifndef _WIN32 + } #endif #if defined _WIN32 - // sockets connected via WASAccept inherit flags NO_HANDLE_INHERIT, - // OVERLAPPED - socket_t sock = WSAAccept(svr_sock_, nullptr, nullptr, nullptr, 0); + // sockets connected via WASAccept inherit flags NO_HANDLE_INHERIT, + // OVERLAPPED + socket_t sock = WSAAccept(svr_sock_, nullptr, nullptr, nullptr, 0); #elif defined SOCK_CLOEXEC - socket_t sock = accept4(svr_sock_, nullptr, nullptr, SOCK_CLOEXEC); + socket_t sock = accept4(svr_sock_, nullptr, nullptr, SOCK_CLOEXEC); #else - socket_t sock = accept(svr_sock_, nullptr, nullptr); + socket_t sock = accept(svr_sock_, nullptr, nullptr); #endif - if (sock == INVALID_SOCKET) { - if (errno == EMFILE) { - // The per-process limit of open file descriptors has been reached. - // Try to accept new connections after a short sleep. - std::this_thread::sleep_for(std::chrono::microseconds{1}); - continue; - } else if (errno == EINTR || errno == EAGAIN) { - continue; - } - if (svr_sock_ != INVALID_SOCKET) { - detail::close_socket(svr_sock_); - ret = false; - } else { - ; // The server socket was closed by user. - } - break; - } + if (sock == INVALID_SOCKET) { + if (errno == EMFILE) { + // The per-process limit of open file descriptors has been reached. + // Try to accept new connections after a short sleep. + std::this_thread::sleep_for(std::chrono::microseconds{ 1 }); + continue; + } + else if (errno == EINTR || errno == EAGAIN) { + continue; + } + if (svr_sock_ != INVALID_SOCKET) { + detail::close_socket(svr_sock_); + ret = false; + } + else { + ; // The server socket was closed by user. + } + break; + } - detail::set_socket_opt_time(sock, SOL_SOCKET, SO_RCVTIMEO, - read_timeout_sec_, read_timeout_usec_); - detail::set_socket_opt_time(sock, SOL_SOCKET, SO_SNDTIMEO, - write_timeout_sec_, write_timeout_usec_); + detail::set_socket_opt_time(sock, SOL_SOCKET, SO_RCVTIMEO, + read_timeout_sec_, read_timeout_usec_); + detail::set_socket_opt_time(sock, SOL_SOCKET, SO_SNDTIMEO, + write_timeout_sec_, write_timeout_usec_); - if (!task_queue->enqueue( - [this, sock]() { process_and_close_socket(sock); })) { - detail::shutdown_socket(sock); - detail::close_socket(sock); - } + if (!task_queue->enqueue( + [this, sock]() { process_and_close_socket(sock); })) { + detail::shutdown_socket(sock); + detail::close_socket(sock); + } + } + + task_queue->shutdown(); + } + + is_decommissioned = !ret; + return ret; } - task_queue->shutdown(); - } - - is_decommissioned = !ret; - return ret; -} - -inline bool Server::routing(Request &req, Response &res, Stream &strm) { - if (pre_routing_handler_ && - pre_routing_handler_(req, res) == HandlerResponse::Handled) { - return true; - } - - // File handler - auto is_head_request = req.method == "HEAD"; - if ((req.method == "GET" || is_head_request) && - handle_file_request(req, res, is_head_request)) { - return true; - } - - if (detail::expect_content(req)) { - // Content reader handler + inline bool Server::routing(Request& req, Response& res, Stream& strm) { - ContentReader reader( - [&](ContentReceiver receiver) { - return read_content_with_content_receiver( - strm, req, res, std::move(receiver), nullptr, nullptr); - }, - [&](MultipartContentHeader header, ContentReceiver receiver) { - return read_content_with_content_receiver(strm, req, res, nullptr, - std::move(header), - std::move(receiver)); - }); + if (pre_routing_handler_ && + pre_routing_handler_(req, res) == HandlerResponse::Handled) { + return true; + } - if (req.method == "POST") { - if (dispatch_request_for_content_reader( - req, res, std::move(reader), - post_handlers_for_content_reader_)) { - return true; + // File handler + auto is_head_request = req.method == "HEAD"; + if ((req.method == "GET" || is_head_request) && + handle_file_request(req, res, is_head_request)) { + return true; } - } else if (req.method == "PUT") { - if (dispatch_request_for_content_reader( - req, res, std::move(reader), - put_handlers_for_content_reader_)) { - return true; + + if (detail::expect_content(req)) { + // Content reader handler + { + ContentReader reader( + [&](ContentReceiver receiver) { + return read_content_with_content_receiver( + strm, req, res, std::move(receiver), nullptr, nullptr); + }, + [&](MultipartContentHeader header, ContentReceiver receiver) { + return read_content_with_content_receiver(strm, req, res, nullptr, + std::move(header), + std::move(receiver)); + }); + + if (req.method == "POST") { + if (dispatch_request_for_content_reader( + req, res, std::move(reader), + post_handlers_for_content_reader_)) { + return true; + } + } + else if (req.method == "PUT") { + if (dispatch_request_for_content_reader( + req, res, std::move(reader), + put_handlers_for_content_reader_)) { + return true; + } + } + else if (req.method == "PATCH") { + if (dispatch_request_for_content_reader( + req, res, std::move(reader), + patch_handlers_for_content_reader_)) { + return true; + } + } + else if (req.method == "DELETE") { + if (dispatch_request_for_content_reader( + req, res, std::move(reader), + delete_handlers_for_content_reader_)) { + return true; + } + } + } + + // Read content into `req.body` + if (!read_content(strm, req, res)) { return false; } } - } else if (req.method == "PATCH") { - if (dispatch_request_for_content_reader( - req, res, std::move(reader), - patch_handlers_for_content_reader_)) { - return true; + + // Regular handler + if (req.method == "GET" || req.method == "HEAD") { + return dispatch_request(req, res, get_handlers_); } - } else if (req.method == "DELETE") { - if (dispatch_request_for_content_reader( - req, res, std::move(reader), - delete_handlers_for_content_reader_)) { - return true; + else if (req.method == "POST") { + return dispatch_request(req, res, post_handlers_); } - } + else if (req.method == "PUT") { + return dispatch_request(req, res, put_handlers_); + } + else if (req.method == "DELETE") { + return dispatch_request(req, res, delete_handlers_); + } + else if (req.method == "OPTIONS") { + return dispatch_request(req, res, options_handlers_); + } + else if (req.method == "PATCH") { + return dispatch_request(req, res, patch_handlers_); + } + + res.status = StatusCode::BadRequest_400; + return false; } - // Read content into `req.body` - if (!read_content(strm, req, res)) { return false; } - } + inline bool Server::dispatch_request(Request& req, Response& res, + const Handlers& handlers) const + { + for (const auto& x : handlers) { + const auto& matcher = x.first; + const auto& handler = x.second; - // Regular handler - if (req.method == "GET" || req.method == "HEAD") { - return dispatch_request(req, res, get_handlers_); - } else if (req.method == "POST") { - return dispatch_request(req, res, post_handlers_); - } else if (req.method == "PUT") { - return dispatch_request(req, res, put_handlers_); - } else if (req.method == "DELETE") { - return dispatch_request(req, res, delete_handlers_); - } else if (req.method == "OPTIONS") { - return dispatch_request(req, res, options_handlers_); - } else if (req.method == "PATCH") { - return dispatch_request(req, res, patch_handlers_); - } - - res.status = StatusCode::BadRequest_400; - return false; -} - -inline bool Server::dispatch_request(Request &req, Response &res, - const Handlers &handlers) const { - for (const auto &x : handlers) { - const auto &matcher = x.first; - const auto &handler = x.second; - - if (matcher->match(req)) { - handler(req, res); - return true; - } - } - return false; -} - -inline void Server::apply_ranges(const Request &req, Response &res, - std::string &content_type, - std::string &boundary) const { - if (req.ranges.size() > 1 && res.status == StatusCode::PartialContent_206) { - auto it = res.headers.find("Content-Type"); - if (it != res.headers.end()) { - content_type = it->second; - res.headers.erase(it); - } - - boundary = detail::make_multipart_data_boundary(); - - res.set_header("Content-Type", - "multipart/byteranges; boundary=" + boundary); - } - - auto type = detail::encoding_type(req, res); - - if (res.body.empty()) { - if (res.content_length_ > 0) { - size_t length = 0; - if (req.ranges.empty() || res.status != StatusCode::PartialContent_206) { - length = res.content_length_; - } else if (req.ranges.size() == 1) { - auto offset_and_length = detail::get_range_offset_and_length( - req.ranges[0], res.content_length_); - - length = offset_and_length.second; - - auto content_range = detail::make_content_range_header_field( - offset_and_length, res.content_length_); - res.set_header("Content-Range", content_range); - } else { - length = detail::get_multipart_ranges_data_length( - req, boundary, content_type, res.content_length_); - } - res.set_header("Content-Length", std::to_string(length)); - } else { - if (res.content_provider_) { - if (res.is_chunked_content_provider_) { - res.set_header("Transfer-Encoding", "chunked"); - if (type == detail::EncodingType::Gzip) { - res.set_header("Content-Encoding", "gzip"); - } else if (type == detail::EncodingType::Brotli) { - res.set_header("Content-Encoding", "br"); - } + if (matcher->match(req)) { + handler(req, res); + return true; + } } - } - } - } else { - if (req.ranges.empty() || res.status != StatusCode::PartialContent_206) { - ; - } else if (req.ranges.size() == 1) { - auto offset_and_length = - detail::get_range_offset_and_length(req.ranges[0], res.body.size()); - auto offset = offset_and_length.first; - auto length = offset_and_length.second; - - auto content_range = detail::make_content_range_header_field( - offset_and_length, res.body.size()); - res.set_header("Content-Range", content_range); - - assert(offset + length <= res.body.size()); - res.body = res.body.substr(offset, length); - } else { - std::string data; - detail::make_multipart_ranges_data(req, res, boundary, content_type, - res.body.size(), data); - res.body.swap(data); + return false; } - if (type != detail::EncodingType::None) { - std::unique_ptr compressor; - std::string content_encoding; + inline void Server::apply_ranges(const Request& req, Response& res, + std::string& content_type, + std::string& boundary) const + { + if (req.ranges.size() > 1 && res.status == StatusCode::PartialContent_206) { + auto it = res.headers.find("Content-Type"); + if (it != res.headers.end()) { + content_type = it->second; + res.headers.erase(it); + } - if (type == detail::EncodingType::Gzip) { + boundary = detail::make_multipart_data_boundary(); + + res.set_header("Content-Type", + "multipart/byteranges; boundary=" + boundary); + } + + auto type = detail::encoding_type(req, res); + + if (res.body.empty()) { + if (res.content_length_ > 0) { + size_t length = 0; + if (req.ranges.empty() || res.status != StatusCode::PartialContent_206) { + length = res.content_length_; + } + else if (req.ranges.size() == 1) { + auto offset_and_length = detail::get_range_offset_and_length( + req.ranges[0], res.content_length_); + + length = offset_and_length.second; + + auto content_range = detail::make_content_range_header_field( + offset_and_length, res.content_length_); + res.set_header("Content-Range", content_range); + } + else { + length = detail::get_multipart_ranges_data_length( + req, boundary, content_type, res.content_length_); + } + res.set_header("Content-Length", std::to_string(length)); + } + else { + if (res.content_provider_) { + if (res.is_chunked_content_provider_) { + res.set_header("Transfer-Encoding", "chunked"); + if (type == detail::EncodingType::Gzip) { + res.set_header("Content-Encoding", "gzip"); + } + else if (type == detail::EncodingType::Brotli) { + res.set_header("Content-Encoding", "br"); + } + } + } + } + } + else { + if (req.ranges.empty() || res.status != StatusCode::PartialContent_206) { + ; + } + else if (req.ranges.size() == 1) { + auto offset_and_length = + detail::get_range_offset_and_length(req.ranges[0], res.body.size()); + auto offset = offset_and_length.first; + auto length = offset_and_length.second; + + auto content_range = detail::make_content_range_header_field( + offset_and_length, res.body.size()); + res.set_header("Content-Range", content_range); + + assert(offset + length <= res.body.size()); + res.body = res.body.substr(offset, length); + } + else { + std::string data; + detail::make_multipart_ranges_data(req, res, boundary, content_type, + res.body.size(), data); + res.body.swap(data); + } + + if (type != detail::EncodingType::None) { + std::unique_ptr compressor; + std::string content_encoding; + + if (type == detail::EncodingType::Gzip) { #ifdef CPPHTTPLIB_ZLIB_SUPPORT - compressor = detail::make_unique(); - content_encoding = "gzip"; + compressor = detail::make_unique(); + content_encoding = "gzip"; #endif - } else if (type == detail::EncodingType::Brotli) { + } + else if (type == detail::EncodingType::Brotli) { #ifdef CPPHTTPLIB_BROTLI_SUPPORT - compressor = detail::make_unique(); - content_encoding = "br"; + compressor = detail::make_unique(); + content_encoding = "br"; #endif - } + } - if (compressor) { - std::string compressed; - if (compressor->compress(res.body.data(), res.body.size(), true, - [&](const char *data, size_t data_len) { - compressed.append(data, data_len); - return true; - })) { - res.body.swap(compressed); - res.set_header("Content-Encoding", content_encoding); + if (compressor) { + std::string compressed; + if (compressor->compress(res.body.data(), res.body.size(), true, + [&](const char* data, size_t data_len) { + compressed.append(data, data_len); + return true; + })) { + res.body.swap(compressed); + res.set_header("Content-Encoding", content_encoding); + } + } + } + + auto length = std::to_string(res.body.size()); + res.set_header("Content-Length", length); } - } } - auto length = std::to_string(res.body.size()); - res.set_header("Content-Length", length); - } -} + inline bool Server::dispatch_request_for_content_reader( + Request& req, Response& res, ContentReader content_reader, + const HandlersForContentReader& handlers) const + { + for (const auto& x : handlers) { + const auto& matcher = x.first; + const auto& handler = x.second; -inline bool Server::dispatch_request_for_content_reader( - Request &req, Response &res, ContentReader content_reader, - const HandlersForContentReader &handlers) const { - for (const auto &x : handlers) { - const auto &matcher = x.first; - const auto &handler = x.second; - - if (matcher->match(req)) { - handler(req, res, content_reader); - return true; + if (matcher->match(req)) { + handler(req, res, content_reader); + return true; + } + } + return false; } - } - return false; -} -inline bool -Server::process_request(Stream &strm, const std::string &remote_addr, - int remote_port, const std::string &local_addr, - int local_port, bool close_connection, - bool &connection_closed, - const std::function &setup_request) { - std::array buf{}; + inline bool + Server::process_request(Stream& strm, const std::string& remote_addr, + int remote_port, const std::string& local_addr, + int local_port, bool close_connection, + bool& connection_closed, + const std::function& setup_request) + { + std::array buf{}; - detail::stream_line_reader line_reader(strm, buf.data(), buf.size()); + detail::stream_line_reader line_reader(strm, buf.data(), buf.size()); - // Connection has been closed on client - if (!line_reader.getline()) { return false; } + // Connection has been closed on client + if (!line_reader.getline()) { return false; } - Request req; + Request req; - Response res; - res.version = "HTTP/1.1"; - res.headers = default_headers_; + Response res; + res.version = "HTTP/1.1"; + res.headers = default_headers_; #ifdef _WIN32 - // TODO: Increase FD_SETSIZE statically (libzmq), dynamically (MySQL). + // TODO: Increase FD_SETSIZE statically (libzmq), dynamically (MySQL). #else #ifndef CPPHTTPLIB_USE_POLL - // Socket file descriptor exceeded FD_SETSIZE... - if (strm.socket() >= FD_SETSIZE) { - Headers dummy; - detail::read_headers(strm, dummy); - res.status = StatusCode::InternalServerError_500; - return write_response(strm, close_connection, req, res); - } + // Socket file descriptor exceeded FD_SETSIZE... + if (strm.socket() >= FD_SETSIZE) { + Headers dummy; + detail::read_headers(strm, dummy); + res.status = StatusCode::InternalServerError_500; + return write_response(strm, close_connection, req, res); + } #endif #endif - // Request line and headers - if (!parse_request_line(line_reader.ptr(), req) || - !detail::read_headers(strm, req.headers)) { - res.status = StatusCode::BadRequest_400; - return write_response(strm, close_connection, req, res); - } + // Request line and headers + if (!parse_request_line(line_reader.ptr(), req) || + !detail::read_headers(strm, req.headers)) { + res.status = StatusCode::BadRequest_400; + return write_response(strm, close_connection, req, res); + } - // Check if the request URI doesn't exceed the limit - if (req.target.size() > CPPHTTPLIB_REQUEST_URI_MAX_LENGTH) { - Headers dummy; - detail::read_headers(strm, dummy); - res.status = StatusCode::UriTooLong_414; - return write_response(strm, close_connection, req, res); - } + // Check if the request URI doesn't exceed the limit + if (req.target.size() > CPPHTTPLIB_REQUEST_URI_MAX_LENGTH) { + Headers dummy; + detail::read_headers(strm, dummy); + res.status = StatusCode::UriTooLong_414; + return write_response(strm, close_connection, req, res); + } - if (req.get_header_value("Connection") == "close") { - connection_closed = true; - } + if (req.get_header_value("Connection") == "close") { + connection_closed = true; + } - if (req.version == "HTTP/1.0" && - req.get_header_value("Connection") != "Keep-Alive") { - connection_closed = true; - } + if (req.version == "HTTP/1.0" && + req.get_header_value("Connection") != "Keep-Alive") { + connection_closed = true; + } - req.remote_addr = remote_addr; - req.remote_port = remote_port; - req.set_header("REMOTE_ADDR", req.remote_addr); - req.set_header("REMOTE_PORT", std::to_string(req.remote_port)); + req.remote_addr = remote_addr; + req.remote_port = remote_port; + req.set_header("REMOTE_ADDR", req.remote_addr); + req.set_header("REMOTE_PORT", std::to_string(req.remote_port)); - req.local_addr = local_addr; - req.local_port = local_port; - req.set_header("LOCAL_ADDR", req.local_addr); - req.set_header("LOCAL_PORT", std::to_string(req.local_port)); + req.local_addr = local_addr; + req.local_port = local_port; + req.set_header("LOCAL_ADDR", req.local_addr); + req.set_header("LOCAL_PORT", std::to_string(req.local_port)); - if (req.has_header("Range")) { - const auto &range_header_value = req.get_header_value("Range"); - if (!detail::parse_range_header(range_header_value, req.ranges)) { - res.status = StatusCode::RangeNotSatisfiable_416; - return write_response(strm, close_connection, req, res); - } - } + if (req.has_header("Range")) { + const auto& range_header_value = req.get_header_value("Range"); + if (!detail::parse_range_header(range_header_value, req.ranges)) { + res.status = StatusCode::RangeNotSatisfiable_416; + return write_response(strm, close_connection, req, res); + } + } - if (setup_request) { setup_request(req); } + if (setup_request) { setup_request(req); } - if (req.get_header_value("Expect") == "100-continue") { - int status = StatusCode::Continue_100; - if (expect_100_continue_handler_) { - status = expect_100_continue_handler_(req, res); - } - switch (status) { - case StatusCode::Continue_100: - case StatusCode::ExpectationFailed_417: - detail::write_response_line(strm, status); - strm.write("\r\n"); - break; - default: - connection_closed = true; - return write_response(strm, true, req, res); - } - } + if (req.get_header_value("Expect") == "100-continue") { + int status = StatusCode::Continue_100; + if (expect_100_continue_handler_) { + status = expect_100_continue_handler_(req, res); + } + switch (status) { + case StatusCode::Continue_100: + case StatusCode::ExpectationFailed_417: + detail::write_response_line(strm, status); + strm.write("\r\n"); + break; + default: + connection_closed = true; + return write_response(strm, true, req, res); + } + } - // Setup `is_connection_closed` method - req.is_connection_closed = [&]() { - return !detail::is_socket_alive(strm.socket()); - }; + // Setup `is_connection_closed` method + req.is_connection_closed = [&]() { + return !detail::is_socket_alive(strm.socket()); + }; - // Routing - auto routed = false; + // Routing + auto routed = false; #ifdef CPPHTTPLIB_NO_EXCEPTIONS - routed = routing(req, res, strm); + routed = routing(req, res, strm); #else - try { - routed = routing(req, res, strm); - } catch (std::exception &e) { - if (exception_handler_) { - auto ep = std::current_exception(); - exception_handler_(req, res, ep); - routed = true; - } else { - res.status = StatusCode::InternalServerError_500; - std::string val; - auto s = e.what(); - for (size_t i = 0; s[i]; i++) { - switch (s[i]) { - case '\r': val += "\\r"; break; - case '\n': val += "\\n"; break; - default: val += s[i]; break; + try { + routed = routing(req, res, strm); } - } - res.set_header("EXCEPTION_WHAT", val); - } - } catch (...) { - if (exception_handler_) { - auto ep = std::current_exception(); - exception_handler_(req, res, ep); - routed = true; - } else { - res.status = StatusCode::InternalServerError_500; - res.set_header("EXCEPTION_WHAT", "UNKNOWN"); - } - } -#endif - if (routed) { - if (res.status == -1) { - res.status = req.ranges.empty() ? StatusCode::OK_200 - : StatusCode::PartialContent_206; - } - - // Serve file content by using a content provider - if (!res.file_content_path_.empty()) { - const auto &path = res.file_content_path_; - auto mm = std::make_shared(path.c_str()); - if (!mm->is_open()) { - res.body.clear(); - res.content_length_ = 0; - res.content_provider_ = nullptr; - res.status = StatusCode::NotFound_404; - return write_response(strm, close_connection, req, res); - } - - auto content_type = res.file_content_content_type_; - if (content_type.empty()) { - content_type = detail::find_content_type( - path, file_extension_and_mimetype_map_, default_file_mimetype_); - } - - res.set_content_provider( - mm->size(), content_type, - [mm](size_t offset, size_t length, DataSink &sink) -> bool { - sink.write(mm->data() + offset, length); - return true; - }); - } - - if (detail::range_error(req, res)) { - res.body.clear(); - res.content_length_ = 0; - res.content_provider_ = nullptr; - res.status = StatusCode::RangeNotSatisfiable_416; - return write_response(strm, close_connection, req, res); - } - - return write_response_with_content(strm, close_connection, req, res); - } else { - if (res.status == -1) { res.status = StatusCode::NotFound_404; } - - return write_response(strm, close_connection, req, res); - } -} - -inline bool Server::is_valid() const { return true; } - -inline bool Server::process_and_close_socket(socket_t sock) { - std::string remote_addr; - int remote_port = 0; - detail::get_remote_ip_and_port(sock, remote_addr, remote_port); - - std::string local_addr; - int local_port = 0; - detail::get_local_ip_and_port(sock, local_addr, local_port); - - auto ret = detail::process_server_socket( - svr_sock_, sock, keep_alive_max_count_, keep_alive_timeout_sec_, - read_timeout_sec_, read_timeout_usec_, write_timeout_sec_, - write_timeout_usec_, - [&](Stream &strm, bool close_connection, bool &connection_closed) { - return process_request(strm, remote_addr, remote_port, local_addr, - local_port, close_connection, connection_closed, - nullptr); - }); - - detail::shutdown_socket(sock); - detail::close_socket(sock); - return ret; -} - -// HTTP client implementation -inline ClientImpl::ClientImpl(const std::string &host) - : ClientImpl(host, 80, std::string(), std::string()) {} - -inline ClientImpl::ClientImpl(const std::string &host, int port) - : ClientImpl(host, port, std::string(), std::string()) {} - -inline ClientImpl::ClientImpl(const std::string &host, int port, - const std::string &client_cert_path, - const std::string &client_key_path) - : host_(detail::escape_abstract_namespace_unix_domain(host)), port_(port), - host_and_port_(adjust_host_string(host_) + ":" + std::to_string(port)), - client_cert_path_(client_cert_path), client_key_path_(client_key_path) {} - -inline ClientImpl::~ClientImpl() { - std::lock_guard guard(socket_mutex_); - shutdown_socket(socket_); - close_socket(socket_); -} - -inline bool ClientImpl::is_valid() const { return true; } - -inline void ClientImpl::copy_settings(const ClientImpl &rhs) { - client_cert_path_ = rhs.client_cert_path_; - client_key_path_ = rhs.client_key_path_; - connection_timeout_sec_ = rhs.connection_timeout_sec_; - read_timeout_sec_ = rhs.read_timeout_sec_; - read_timeout_usec_ = rhs.read_timeout_usec_; - write_timeout_sec_ = rhs.write_timeout_sec_; - write_timeout_usec_ = rhs.write_timeout_usec_; - max_timeout_msec_ = rhs.max_timeout_msec_; - basic_auth_username_ = rhs.basic_auth_username_; - basic_auth_password_ = rhs.basic_auth_password_; - bearer_token_auth_token_ = rhs.bearer_token_auth_token_; -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - digest_auth_username_ = rhs.digest_auth_username_; - digest_auth_password_ = rhs.digest_auth_password_; -#endif - keep_alive_ = rhs.keep_alive_; - follow_location_ = rhs.follow_location_; - url_encode_ = rhs.url_encode_; - address_family_ = rhs.address_family_; - tcp_nodelay_ = rhs.tcp_nodelay_; - ipv6_v6only_ = rhs.ipv6_v6only_; - socket_options_ = rhs.socket_options_; - compress_ = rhs.compress_; - decompress_ = rhs.decompress_; - interface_ = rhs.interface_; - proxy_host_ = rhs.proxy_host_; - proxy_port_ = rhs.proxy_port_; - proxy_basic_auth_username_ = rhs.proxy_basic_auth_username_; - proxy_basic_auth_password_ = rhs.proxy_basic_auth_password_; - proxy_bearer_token_auth_token_ = rhs.proxy_bearer_token_auth_token_; -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - proxy_digest_auth_username_ = rhs.proxy_digest_auth_username_; - proxy_digest_auth_password_ = rhs.proxy_digest_auth_password_; -#endif -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - ca_cert_file_path_ = rhs.ca_cert_file_path_; - ca_cert_dir_path_ = rhs.ca_cert_dir_path_; - ca_cert_store_ = rhs.ca_cert_store_; -#endif -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - server_certificate_verification_ = rhs.server_certificate_verification_; - server_hostname_verification_ = rhs.server_hostname_verification_; - server_certificate_verifier_ = rhs.server_certificate_verifier_; -#endif - logger_ = rhs.logger_; -} - -inline socket_t ClientImpl::create_client_socket(Error &error) const { - if (!proxy_host_.empty() && proxy_port_ != -1) { - return detail::create_client_socket( - proxy_host_, std::string(), proxy_port_, address_family_, tcp_nodelay_, - ipv6_v6only_, socket_options_, connection_timeout_sec_, - connection_timeout_usec_, read_timeout_sec_, read_timeout_usec_, - write_timeout_sec_, write_timeout_usec_, interface_, error); - } - - // Check is custom IP specified for host_ - std::string ip; - auto it = addr_map_.find(host_); - if (it != addr_map_.end()) { ip = it->second; } - - return detail::create_client_socket( - host_, ip, port_, address_family_, tcp_nodelay_, ipv6_v6only_, - socket_options_, connection_timeout_sec_, connection_timeout_usec_, - read_timeout_sec_, read_timeout_usec_, write_timeout_sec_, - write_timeout_usec_, interface_, error); -} - -inline bool ClientImpl::create_and_connect_socket(Socket &socket, - Error &error) { - auto sock = create_client_socket(error); - if (sock == INVALID_SOCKET) { return false; } - socket.sock = sock; - return true; -} - -inline void ClientImpl::shutdown_ssl(Socket & /*socket*/, - bool /*shutdown_gracefully*/) { - // If there are any requests in flight from threads other than us, then it's - // a thread-unsafe race because individual ssl* objects are not thread-safe. - assert(socket_requests_in_flight_ == 0 || - socket_requests_are_from_thread_ == std::this_thread::get_id()); -} - -inline void ClientImpl::shutdown_socket(Socket &socket) const { - if (socket.sock == INVALID_SOCKET) { return; } - detail::shutdown_socket(socket.sock); -} - -inline void ClientImpl::close_socket(Socket &socket) { - // If there are requests in flight in another thread, usually closing - // the socket will be fine and they will simply receive an error when - // using the closed socket, but it is still a bug since rarely the OS - // may reassign the socket id to be used for a new socket, and then - // suddenly they will be operating on a live socket that is different - // than the one they intended! - assert(socket_requests_in_flight_ == 0 || - socket_requests_are_from_thread_ == std::this_thread::get_id()); - - // It is also a bug if this happens while SSL is still active -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - assert(socket.ssl == nullptr); -#endif - if (socket.sock == INVALID_SOCKET) { return; } - detail::close_socket(socket.sock); - socket.sock = INVALID_SOCKET; -} - -inline bool ClientImpl::read_response_line(Stream &strm, const Request &req, - Response &res) const { - std::array buf{}; - - detail::stream_line_reader line_reader(strm, buf.data(), buf.size()); - - if (!line_reader.getline()) { return false; } - -#ifdef CPPHTTPLIB_ALLOW_LF_AS_LINE_TERMINATOR - const static std::regex re("(HTTP/1\\.[01]) (\\d{3})(?: (.*?))?\r?\n"); -#else - const static std::regex re("(HTTP/1\\.[01]) (\\d{3})(?: (.*?))?\r\n"); -#endif - - std::cmatch m; - if (!std::regex_match(line_reader.ptr(), m, re)) { - return req.method == "CONNECT"; - } - res.version = std::string(m[1]); - res.status = std::stoi(std::string(m[2])); - res.reason = std::string(m[3]); - - // Ignore '100 Continue' - while (res.status == StatusCode::Continue_100) { - if (!line_reader.getline()) { return false; } // CRLF - if (!line_reader.getline()) { return false; } // next response line - - if (!std::regex_match(line_reader.ptr(), m, re)) { return false; } - res.version = std::string(m[1]); - res.status = std::stoi(std::string(m[2])); - res.reason = std::string(m[3]); - } - - return true; -} - -inline bool ClientImpl::send(Request &req, Response &res, Error &error) { - std::lock_guard request_mutex_guard(request_mutex_); - auto ret = send_(req, res, error); - if (error == Error::SSLPeerCouldBeClosed_) { - assert(!ret); - ret = send_(req, res, error); - } - return ret; -} - -inline bool ClientImpl::send_(Request &req, Response &res, Error &error) { - { - std::lock_guard guard(socket_mutex_); - - // Set this to false immediately - if it ever gets set to true by the end of - // the request, we know another thread instructed us to close the socket. - socket_should_be_closed_when_request_is_done_ = false; - - auto is_alive = false; - if (socket_.is_open()) { - is_alive = detail::is_socket_alive(socket_.sock); - -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - if (is_alive && is_ssl()) { - if (detail::is_ssl_peer_could_be_closed(socket_.ssl, socket_.sock)) { - is_alive = false; + catch (std::exception& e) { + if (exception_handler_) { + auto ep = std::current_exception(); + exception_handler_(req, res, ep); + routed = true; + } + else { + res.status = StatusCode::InternalServerError_500; + std::string val; + auto s = e.what(); + for (size_t i = 0; s[i]; i++) { + switch (s[i]) { + case '\r': val += "\\r"; break; + case '\n': val += "\\n"; break; + default: val += s[i]; break; + } + } + res.set_header("EXCEPTION_WHAT", val); + } + } + catch (...) { + if (exception_handler_) { + auto ep = std::current_exception(); + exception_handler_(req, res, ep); + routed = true; + } + else { + res.status = StatusCode::InternalServerError_500; + res.set_header("EXCEPTION_WHAT", "UNKNOWN"); + } } - } #endif + if (routed) { + if (res.status == -1) { + res.status = req.ranges.empty() ? StatusCode::OK_200 + : StatusCode::PartialContent_206; + } - if (!is_alive) { - // Attempt to avoid sigpipe by shutting down non-gracefully if it seems - // like the other side has already closed the connection Also, there - // cannot be any requests in flight from other threads since we locked - // request_mutex_, so safe to close everything immediately - const bool shutdown_gracefully = false; - shutdown_ssl(socket_, shutdown_gracefully); + // Serve file content by using a content provider + if (!res.file_content_path_.empty()) { + const auto& path = res.file_content_path_; + auto mm = std::make_shared(path.c_str()); + if (!mm->is_open()) { + res.body.clear(); + res.content_length_ = 0; + res.content_provider_ = nullptr; + res.status = StatusCode::NotFound_404; + return write_response(strm, close_connection, req, res); + } + + auto content_type = res.file_content_content_type_; + if (content_type.empty()) { + content_type = detail::find_content_type( + path, file_extension_and_mimetype_map_, default_file_mimetype_); + } + + res.set_content_provider( + mm->size(), content_type, + [mm](size_t offset, size_t length, DataSink& sink) -> bool { + sink.write(mm->data() + offset, length); + return true; + }); + } + + if (detail::range_error(req, res)) { + res.body.clear(); + res.content_length_ = 0; + res.content_provider_ = nullptr; + res.status = StatusCode::RangeNotSatisfiable_416; + return write_response(strm, close_connection, req, res); + } + + return write_response_with_content(strm, close_connection, req, res); + } + else { + if (res.status == -1) { res.status = StatusCode::NotFound_404; } + + return write_response(strm, close_connection, req, res); + } + } + + inline bool Server::is_valid() const { return true; } + + inline bool Server::process_and_close_socket(socket_t sock) + { + std::string remote_addr; + int remote_port = 0; + detail::get_remote_ip_and_port(sock, remote_addr, remote_port); + + std::string local_addr; + int local_port = 0; + detail::get_local_ip_and_port(sock, local_addr, local_port); + + auto ret = detail::process_server_socket( + svr_sock_, sock, keep_alive_max_count_, keep_alive_timeout_sec_, + read_timeout_sec_, read_timeout_usec_, write_timeout_sec_, + write_timeout_usec_, + [&](Stream& strm, bool close_connection, bool& connection_closed) { + return process_request(strm, remote_addr, remote_port, local_addr, + local_port, close_connection, connection_closed, + nullptr); + }); + + detail::shutdown_socket(sock); + detail::close_socket(sock); + return ret; + } + + // HTTP client implementation + inline ClientImpl::ClientImpl(const std::string& host) + : ClientImpl(host, 80, std::string(), std::string()) + { +} + + inline ClientImpl::ClientImpl(const std::string& host, int port) + : ClientImpl(host, port, std::string(), std::string()) + { + } + + inline ClientImpl::ClientImpl(const std::string& host, int port, + const std::string& client_cert_path, + const std::string& client_key_path) + : host_(detail::escape_abstract_namespace_unix_domain(host)), port_(port), + host_and_port_(adjust_host_string(host_) + ":" + std::to_string(port)), + client_cert_path_(client_cert_path), client_key_path_(client_key_path) + { + } + + inline ClientImpl::~ClientImpl() + { + std::lock_guard guard(socket_mutex_); shutdown_socket(socket_); close_socket(socket_); - } } - if (!is_alive) { - if (!create_and_connect_socket(socket_, error)) { return false; } + inline bool ClientImpl::is_valid() const { return true; } + inline void ClientImpl::copy_settings(const ClientImpl& rhs) + { + client_cert_path_ = rhs.client_cert_path_; + client_key_path_ = rhs.client_key_path_; + connection_timeout_sec_ = rhs.connection_timeout_sec_; + read_timeout_sec_ = rhs.read_timeout_sec_; + read_timeout_usec_ = rhs.read_timeout_usec_; + write_timeout_sec_ = rhs.write_timeout_sec_; + write_timeout_usec_ = rhs.write_timeout_usec_; + max_timeout_msec_ = rhs.max_timeout_msec_; + basic_auth_username_ = rhs.basic_auth_username_; + basic_auth_password_ = rhs.basic_auth_password_; + bearer_token_auth_token_ = rhs.bearer_token_auth_token_; #ifdef CPPHTTPLIB_OPENSSL_SUPPORT - // TODO: refactoring - if (is_ssl()) { - auto &scli = static_cast(*this); + digest_auth_username_ = rhs.digest_auth_username_; + digest_auth_password_ = rhs.digest_auth_password_; +#endif + keep_alive_ = rhs.keep_alive_; + follow_location_ = rhs.follow_location_; + url_encode_ = rhs.url_encode_; + address_family_ = rhs.address_family_; + tcp_nodelay_ = rhs.tcp_nodelay_; + ipv6_v6only_ = rhs.ipv6_v6only_; + socket_options_ = rhs.socket_options_; + compress_ = rhs.compress_; + decompress_ = rhs.decompress_; + interface_ = rhs.interface_; + proxy_host_ = rhs.proxy_host_; + proxy_port_ = rhs.proxy_port_; + proxy_basic_auth_username_ = rhs.proxy_basic_auth_username_; + proxy_basic_auth_password_ = rhs.proxy_basic_auth_password_; + proxy_bearer_token_auth_token_ = rhs.proxy_bearer_token_auth_token_; +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + proxy_digest_auth_username_ = rhs.proxy_digest_auth_username_; + proxy_digest_auth_password_ = rhs.proxy_digest_auth_password_; +#endif +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + ca_cert_file_path_ = rhs.ca_cert_file_path_; + ca_cert_dir_path_ = rhs.ca_cert_dir_path_; + ca_cert_store_ = rhs.ca_cert_store_; +#endif +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + server_certificate_verification_ = rhs.server_certificate_verification_; + server_hostname_verification_ = rhs.server_hostname_verification_; + server_certificate_verifier_ = rhs.server_certificate_verifier_; +#endif + logger_ = rhs.logger_; + } + + inline socket_t ClientImpl::create_client_socket(Error& error) const + { if (!proxy_host_.empty() && proxy_port_ != -1) { - auto success = false; - if (!scli.connect_with_proxy(socket_, req.start_time_, res, success, - error)) { - return success; - } + return detail::create_client_socket( + proxy_host_, std::string(), proxy_port_, address_family_, tcp_nodelay_, + ipv6_v6only_, socket_options_, connection_timeout_sec_, + connection_timeout_usec_, read_timeout_sec_, read_timeout_usec_, + write_timeout_sec_, write_timeout_usec_, interface_, error); } - if (!scli.initialize_ssl(socket_, error)) { return false; } - } -#endif + // Check is custom IP specified for host_ + std::string ip; + auto it = addr_map_.find(host_); + if (it != addr_map_.end()) { ip = it->second; } + + return detail::create_client_socket( + host_, ip, port_, address_family_, tcp_nodelay_, ipv6_v6only_, + socket_options_, connection_timeout_sec_, connection_timeout_usec_, + read_timeout_sec_, read_timeout_usec_, write_timeout_sec_, + write_timeout_usec_, interface_, error); } - // Mark the current socket as being in use so that it cannot be closed by - // anyone else while this request is ongoing, even though we will be - // releasing the mutex. - if (socket_requests_in_flight_ > 1) { - assert(socket_requests_are_from_thread_ == std::this_thread::get_id()); - } - socket_requests_in_flight_ += 1; - socket_requests_are_from_thread_ = std::this_thread::get_id(); - } - - for (const auto &header : default_headers_) { - if (req.headers.find(header.first) == req.headers.end()) { - req.headers.insert(header); - } - } - - auto ret = false; - auto close_connection = !keep_alive_; - - auto se = detail::scope_exit([&]() { - // Briefly lock mutex in order to mark that a request is no longer ongoing - std::lock_guard guard(socket_mutex_); - socket_requests_in_flight_ -= 1; - if (socket_requests_in_flight_ <= 0) { - assert(socket_requests_in_flight_ == 0); - socket_requests_are_from_thread_ = std::thread::id(); - } - - if (socket_should_be_closed_when_request_is_done_ || close_connection || - !ret) { - shutdown_ssl(socket_, true); - shutdown_socket(socket_); - close_socket(socket_); - } - }); - - ret = process_socket(socket_, req.start_time_, [&](Stream &strm) { - return handle_request(strm, req, res, close_connection, error); - }); - - if (!ret) { - if (error == Error::Success) { error = Error::Unknown; } - } - - return ret; -} - -inline Result ClientImpl::send(const Request &req) { - auto req2 = req; - return send_(std::move(req2)); -} - -inline Result ClientImpl::send_(Request &&req) { - auto res = detail::make_unique(); - auto error = Error::Success; - auto ret = send(req, *res, error); - return Result{ret ? std::move(res) : nullptr, error, std::move(req.headers)}; -} - -inline bool ClientImpl::handle_request(Stream &strm, Request &req, - Response &res, bool close_connection, - Error &error) { - if (req.path.empty()) { - error = Error::Connection; - return false; - } - - auto req_save = req; - - bool ret; - - if (!is_ssl() && !proxy_host_.empty() && proxy_port_ != -1) { - auto req2 = req; - req2.path = "http://" + host_and_port_ + req.path; - ret = process_request(strm, req2, res, close_connection, error); - req = req2; - req.path = req_save.path; - } else { - ret = process_request(strm, req, res, close_connection, error); - } - - if (!ret) { return false; } - - if (res.get_header_value("Connection") == "close" || - (res.version == "HTTP/1.0" && res.reason != "Connection established")) { - // TODO this requires a not-entirely-obvious chain of calls to be correct - // for this to be safe. - - // This is safe to call because handle_request is only called by send_ - // which locks the request mutex during the process. It would be a bug - // to call it from a different thread since it's a thread-safety issue - // to do these things to the socket if another thread is using the socket. - std::lock_guard guard(socket_mutex_); - shutdown_ssl(socket_, true); - shutdown_socket(socket_); - close_socket(socket_); - } - - if (300 < res.status && res.status < 400 && follow_location_) { - req = req_save; - ret = redirect(req, res, error); - } - -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - if ((res.status == StatusCode::Unauthorized_401 || - res.status == StatusCode::ProxyAuthenticationRequired_407) && - req.authorization_count_ < 5) { - auto is_proxy = res.status == StatusCode::ProxyAuthenticationRequired_407; - const auto &username = - is_proxy ? proxy_digest_auth_username_ : digest_auth_username_; - const auto &password = - is_proxy ? proxy_digest_auth_password_ : digest_auth_password_; - - if (!username.empty() && !password.empty()) { - std::map auth; - if (detail::parse_www_authenticate(res, auth, is_proxy)) { - Request new_req = req; - new_req.authorization_count_ += 1; - new_req.headers.erase(is_proxy ? "Proxy-Authorization" - : "Authorization"); - new_req.headers.insert(detail::make_digest_authentication_header( - req, auth, new_req.authorization_count_, detail::random_string(10), - username, password, is_proxy)); - - Response new_res; - - ret = send(new_req, new_res, error); - if (ret) { res = new_res; } - } - } - } -#endif - - return ret; -} - -inline bool ClientImpl::redirect(Request &req, Response &res, Error &error) { - if (req.redirect_count_ == 0) { - error = Error::ExceedRedirectCount; - return false; - } - - auto location = res.get_header_value("location"); - if (location.empty()) { return false; } - - const static std::regex re( - R"((?:(https?):)?(?://(?:\[([a-fA-F\d:]+)\]|([^:/?#]+))(?::(\d+))?)?([^?#]*)(\?[^#]*)?(?:#.*)?)"); - - std::smatch m; - if (!std::regex_match(location, m, re)) { return false; } - - auto scheme = is_ssl() ? "https" : "http"; - - auto next_scheme = m[1].str(); - auto next_host = m[2].str(); - if (next_host.empty()) { next_host = m[3].str(); } - auto port_str = m[4].str(); - auto next_path = m[5].str(); - auto next_query = m[6].str(); - - auto next_port = port_; - if (!port_str.empty()) { - next_port = std::stoi(port_str); - } else if (!next_scheme.empty()) { - next_port = next_scheme == "https" ? 443 : 80; - } - - if (next_scheme.empty()) { next_scheme = scheme; } - if (next_host.empty()) { next_host = host_; } - if (next_path.empty()) { next_path = "/"; } - - auto path = detail::decode_url(next_path, true) + next_query; - - if (next_scheme == scheme && next_host == host_ && next_port == port_) { - return detail::redirect(*this, req, res, path, location, error); - } else { - if (next_scheme == "https") { -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - SSLClient cli(next_host, next_port); - cli.copy_settings(*this); - if (ca_cert_store_) { cli.set_ca_cert_store(ca_cert_store_); } - return detail::redirect(cli, req, res, path, location, error); -#else - return false; -#endif - } else { - ClientImpl cli(next_host, next_port); - cli.copy_settings(*this); - return detail::redirect(cli, req, res, path, location, error); - } - } -} - -inline bool ClientImpl::write_content_with_provider(Stream &strm, - const Request &req, - Error &error) const { - auto is_shutting_down = []() { return false; }; - - if (req.is_chunked_content_provider_) { - // TODO: Brotli support - std::unique_ptr compressor; -#ifdef CPPHTTPLIB_ZLIB_SUPPORT - if (compress_) { - compressor = detail::make_unique(); - } else -#endif + inline bool ClientImpl::create_and_connect_socket(Socket& socket, + Error& error) { - compressor = detail::make_unique(); + auto sock = create_client_socket(error); + if (sock == INVALID_SOCKET) { return false; } + socket.sock = sock; + return true; } - return detail::write_content_chunked(strm, req.content_provider_, - is_shutting_down, *compressor, error); - } else { - return detail::write_content(strm, req.content_provider_, 0, - req.content_length_, is_shutting_down, error); - } -} - -inline bool ClientImpl::write_request(Stream &strm, Request &req, - bool close_connection, Error &error) { - // Prepare additional headers - if (close_connection) { - if (!req.has_header("Connection")) { - req.set_header("Connection", "close"); + inline void ClientImpl::shutdown_ssl(Socket& /*socket*/, + bool /*shutdown_gracefully*/) + { + // If there are any requests in flight from threads other than us, then it's + // a thread-unsafe race because individual ssl* objects are not thread-safe. + assert(socket_requests_in_flight_ == 0 || + socket_requests_are_from_thread_ == std::this_thread::get_id()); } - } - if (!req.has_header("Host")) { - if (is_ssl()) { - if (port_ == 443) { - req.set_header("Host", host_); - } else { - req.set_header("Host", host_and_port_); - } - } else { - if (port_ == 80) { - req.set_header("Host", host_); - } else { - req.set_header("Host", host_and_port_); - } + inline void ClientImpl::shutdown_socket(Socket& socket) const + { + if (socket.sock == INVALID_SOCKET) { return; } + detail::shutdown_socket(socket.sock); } - } - if (!req.has_header("Accept")) { req.set_header("Accept", "*/*"); } + inline void ClientImpl::close_socket(Socket& socket) + { + // If there are requests in flight in another thread, usually closing + // the socket will be fine and they will simply receive an error when + // using the closed socket, but it is still a bug since rarely the OS + // may reassign the socket id to be used for a new socket, and then + // suddenly they will be operating on a live socket that is different + // than the one they intended! + assert(socket_requests_in_flight_ == 0 || + socket_requests_are_from_thread_ == std::this_thread::get_id()); - if (!req.content_receiver) { - if (!req.has_header("Accept-Encoding")) { - std::string accept_encoding; + // It is also a bug if this happens while SSL is still active +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + assert(socket.ssl == nullptr); +#endif + if (socket.sock == INVALID_SOCKET) { return; } + detail::close_socket(socket.sock); + socket.sock = INVALID_SOCKET; + } + + inline bool ClientImpl::read_response_line(Stream& strm, const Request& req, + Response& res) const + { + std::array buf{}; + + detail::stream_line_reader line_reader(strm, buf.data(), buf.size()); + + if (!line_reader.getline()) { return false; } + +#ifdef CPPHTTPLIB_ALLOW_LF_AS_LINE_TERMINATOR + const static std::regex re("(HTTP/1\\.[01]) (\\d{3})(?: (.*?))?\r?\n"); +#else + const static std::regex re("(HTTP/1\\.[01]) (\\d{3})(?: (.*?))?\r\n"); +#endif + + std::cmatch m; + if (!std::regex_match(line_reader.ptr(), m, re)) { + return req.method == "CONNECT"; + } + res.version = std::string(m[1]); + res.status = std::stoi(std::string(m[2])); + res.reason = std::string(m[3]); + + // Ignore '100 Continue' + while (res.status == StatusCode::Continue_100) { + if (!line_reader.getline()) { return false; } // CRLF + if (!line_reader.getline()) { return false; } // next response line + + if (!std::regex_match(line_reader.ptr(), m, re)) { return false; } + res.version = std::string(m[1]); + res.status = std::stoi(std::string(m[2])); + res.reason = std::string(m[3]); + } + + return true; + } + + inline bool ClientImpl::send(Request& req, Response& res, Error& error) + { + std::lock_guard request_mutex_guard(request_mutex_); + auto ret = send_(req, res, error); + if (error == Error::SSLPeerCouldBeClosed_) { + assert(!ret); + ret = send_(req, res, error); + } + return ret; + } + + inline bool ClientImpl::send_(Request& req, Response& res, Error& error) + { + { + std::lock_guard guard(socket_mutex_); + + // Set this to false immediately - if it ever gets set to true by the end of + // the request, we know another thread instructed us to close the socket. + socket_should_be_closed_when_request_is_done_ = false; + + auto is_alive = false; + if (socket_.is_open()) { + is_alive = detail::is_socket_alive(socket_.sock); + +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + if (is_alive && is_ssl()) { + if (detail::is_ssl_peer_could_be_closed(socket_.ssl, socket_.sock)) { + is_alive = false; + } + } +#endif + + if (!is_alive) { + // Attempt to avoid sigpipe by shutting down non-gracefully if it seems + // like the other side has already closed the connection Also, there + // cannot be any requests in flight from other threads since we locked + // request_mutex_, so safe to close everything immediately + const bool shutdown_gracefully = false; + shutdown_ssl(socket_, shutdown_gracefully); + shutdown_socket(socket_); + close_socket(socket_); + } + } + + if (!is_alive) { + if (!create_and_connect_socket(socket_, error)) { return false; } + +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + // TODO: refactoring + if (is_ssl()) { + auto& scli = static_cast(*this); + if (!proxy_host_.empty() && proxy_port_ != -1) { + auto success = false; + if (!scli.connect_with_proxy(socket_, req.start_time_, res, success, + error)) { + return success; + } + } + + if (!scli.initialize_ssl(socket_, error)) { return false; } + } +#endif + } + + // Mark the current socket as being in use so that it cannot be closed by + // anyone else while this request is ongoing, even though we will be + // releasing the mutex. + if (socket_requests_in_flight_ > 1) { + assert(socket_requests_are_from_thread_ == std::this_thread::get_id()); + } + socket_requests_in_flight_ += 1; + socket_requests_are_from_thread_ = std::this_thread::get_id(); + } + + for (const auto& header : default_headers_) { + if (req.headers.find(header.first) == req.headers.end()) { + req.headers.insert(header); + } + } + + auto ret = false; + auto close_connection = !keep_alive_; + + auto se = detail::scope_exit([&]() { + // Briefly lock mutex in order to mark that a request is no longer ongoing + std::lock_guard guard(socket_mutex_); + socket_requests_in_flight_ -= 1; + if (socket_requests_in_flight_ <= 0) { + assert(socket_requests_in_flight_ == 0); + socket_requests_are_from_thread_ = std::thread::id(); + } + + if (socket_should_be_closed_when_request_is_done_ || close_connection || + !ret) { + shutdown_ssl(socket_, true); + shutdown_socket(socket_); + close_socket(socket_); + } + }); + + ret = process_socket(socket_, req.start_time_, [&](Stream& strm) { + return handle_request(strm, req, res, close_connection, error); + }); + + if (!ret) { + if (error == Error::Success) { error = Error::Unknown; } + } + + return ret; + } + + inline Result ClientImpl::send(const Request& req) + { + auto req2 = req; + return send_(std::move(req2)); + } + + inline Result ClientImpl::send_(Request&& req) + { + auto res = detail::make_unique(); + auto error = Error::Success; + auto ret = send(req, *res, error); + return Result{ ret ? std::move(res) : nullptr, error, std::move(req.headers) }; + } + + inline bool ClientImpl::handle_request(Stream& strm, Request& req, + Response& res, bool close_connection, + Error& error) + { + if (req.path.empty()) { + error = Error::Connection; + return false; + } + + auto req_save = req; + + bool ret; + + if (!is_ssl() && !proxy_host_.empty() && proxy_port_ != -1) { + auto req2 = req; + req2.path = "http://" + host_and_port_ + req.path; + ret = process_request(strm, req2, res, close_connection, error); + req = req2; + req.path = req_save.path; + } + else { + ret = process_request(strm, req, res, close_connection, error); + } + + if (!ret) { return false; } + + if (res.get_header_value("Connection") == "close" || + (res.version == "HTTP/1.0" && res.reason != "Connection established")) { + // TODO this requires a not-entirely-obvious chain of calls to be correct + // for this to be safe. + + // This is safe to call because handle_request is only called by send_ + // which locks the request mutex during the process. It would be a bug + // to call it from a different thread since it's a thread-safety issue + // to do these things to the socket if another thread is using the socket. + std::lock_guard guard(socket_mutex_); + shutdown_ssl(socket_, true); + shutdown_socket(socket_); + close_socket(socket_); + } + + if (300 < res.status && res.status < 400 && follow_location_) { + req = req_save; + ret = redirect(req, res, error); + } + +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + if ((res.status == StatusCode::Unauthorized_401 || + res.status == StatusCode::ProxyAuthenticationRequired_407) && + req.authorization_count_ < 5) { + auto is_proxy = res.status == StatusCode::ProxyAuthenticationRequired_407; + const auto& username = + is_proxy ? proxy_digest_auth_username_ : digest_auth_username_; + const auto& password = + is_proxy ? proxy_digest_auth_password_ : digest_auth_password_; + + if (!username.empty() && !password.empty()) { + std::map auth; + if (detail::parse_www_authenticate(res, auth, is_proxy)) { + Request new_req = req; + new_req.authorization_count_ += 1; + new_req.headers.erase(is_proxy ? "Proxy-Authorization" + : "Authorization"); + new_req.headers.insert(detail::make_digest_authentication_header( + req, auth, new_req.authorization_count_, detail::random_string(10), + username, password, is_proxy)); + + Response new_res; + + ret = send(new_req, new_res, error); + if (ret) { res = new_res; } + } + } + } +#endif + + return ret; + } + + inline bool ClientImpl::redirect(Request& req, Response& res, Error& error) + { + if (req.redirect_count_ == 0) { + error = Error::ExceedRedirectCount; + return false; + } + + auto location = res.get_header_value("location"); + if (location.empty()) { return false; } + + const static std::regex re( + R"((?:(https?):)?(?://(?:\[([a-fA-F\d:]+)\]|([^:/?#]+))(?::(\d+))?)?([^?#]*)(\?[^#]*)?(?:#.*)?)"); + + std::smatch m; + if (!std::regex_match(location, m, re)) { return false; } + + auto scheme = is_ssl() ? "https" : "http"; + + auto next_scheme = m[1].str(); + auto next_host = m[2].str(); + if (next_host.empty()) { next_host = m[3].str(); } + auto port_str = m[4].str(); + auto next_path = m[5].str(); + auto next_query = m[6].str(); + + auto next_port = port_; + if (!port_str.empty()) { + next_port = std::stoi(port_str); + } + else if (!next_scheme.empty()) { + next_port = next_scheme == "https" ? 443 : 80; + } + + if (next_scheme.empty()) { next_scheme = scheme; } + if (next_host.empty()) { next_host = host_; } + if (next_path.empty()) { next_path = "/"; } + + auto path = detail::decode_url(next_path, true) + next_query; + + if (next_scheme == scheme && next_host == host_ && next_port == port_) { + return detail::redirect(*this, req, res, path, location, error); + } + else { + if (next_scheme == "https") { +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + SSLClient cli(next_host, next_port); + cli.copy_settings(*this); + if (ca_cert_store_) { cli.set_ca_cert_store(ca_cert_store_); } + return detail::redirect(cli, req, res, path, location, error); +#else + return false; +#endif + } + else { + ClientImpl cli(next_host, next_port); + cli.copy_settings(*this); + return detail::redirect(cli, req, res, path, location, error); + } + } + } + + inline bool ClientImpl::write_content_with_provider(Stream& strm, + const Request& req, + Error& error) const + { + auto is_shutting_down = []() { return false; }; + + if (req.is_chunked_content_provider_) { + // TODO: Brotli support + std::unique_ptr compressor; +#ifdef CPPHTTPLIB_ZLIB_SUPPORT + if (compress_) { + compressor = detail::make_unique(); + } + else +#endif + { + compressor = detail::make_unique(); + } + + return detail::write_content_chunked(strm, req.content_provider_, + is_shutting_down, *compressor, error); + } + else { + return detail::write_content(strm, req.content_provider_, 0, + req.content_length_, is_shutting_down, error); + } + } + + inline bool ClientImpl::write_request(Stream& strm, Request& req, + bool close_connection, Error& error) + { + // Prepare additional headers + if (close_connection) { + if (!req.has_header("Connection")) { + req.set_header("Connection", "close"); + } + } + + if (!req.has_header("Host")) { + if (is_ssl()) { + if (port_ == 443) { + req.set_header("Host", host_); + } + else { + req.set_header("Host", host_and_port_); + } + } + else { + if (port_ == 80) { + req.set_header("Host", host_); + } + else { + req.set_header("Host", host_and_port_); + } + } + } + + if (!req.has_header("Accept")) { req.set_header("Accept", "*/*"); } + + if (!req.content_receiver) { + if (!req.has_header("Accept-Encoding")) { + std::string accept_encoding; #ifdef CPPHTTPLIB_BROTLI_SUPPORT - accept_encoding = "br"; + accept_encoding = "br"; #endif #ifdef CPPHTTPLIB_ZLIB_SUPPORT - if (!accept_encoding.empty()) { accept_encoding += ", "; } - accept_encoding += "gzip, deflate"; + if (!accept_encoding.empty()) { accept_encoding += ", "; } + accept_encoding += "gzip, deflate"; #endif - req.set_header("Accept-Encoding", accept_encoding); - } + req.set_header("Accept-Encoding", accept_encoding); + } #ifndef CPPHTTPLIB_NO_DEFAULT_USER_AGENT - if (!req.has_header("User-Agent")) { - auto agent = std::string("cpp-httplib/") + CPPHTTPLIB_VERSION; - req.set_header("User-Agent", agent); - } -#endif - }; - - if (req.body.empty()) { - if (req.content_provider_) { - if (!req.is_chunked_content_provider_) { - if (!req.has_header("Content-Length")) { - auto length = std::to_string(req.content_length_); - req.set_header("Content-Length", length); - } - } - } else { - if (req.method == "POST" || req.method == "PUT" || - req.method == "PATCH") { - req.set_header("Content-Length", "0"); - } - } - } else { - if (!req.has_header("Content-Type")) { - req.set_header("Content-Type", "text/plain"); - } - - if (!req.has_header("Content-Length")) { - auto length = std::to_string(req.body.size()); - req.set_header("Content-Length", length); - } - } - - if (!basic_auth_password_.empty() || !basic_auth_username_.empty()) { - if (!req.has_header("Authorization")) { - req.headers.insert(make_basic_authentication_header( - basic_auth_username_, basic_auth_password_, false)); - } - } - - if (!proxy_basic_auth_username_.empty() && - !proxy_basic_auth_password_.empty()) { - if (!req.has_header("Proxy-Authorization")) { - req.headers.insert(make_basic_authentication_header( - proxy_basic_auth_username_, proxy_basic_auth_password_, true)); - } - } - - if (!bearer_token_auth_token_.empty()) { - if (!req.has_header("Authorization")) { - req.headers.insert(make_bearer_token_authentication_header( - bearer_token_auth_token_, false)); - } - } - - if (!proxy_bearer_token_auth_token_.empty()) { - if (!req.has_header("Proxy-Authorization")) { - req.headers.insert(make_bearer_token_authentication_header( - proxy_bearer_token_auth_token_, true)); - } - } - - // Request line and headers - { - detail::BufferStream bstrm; - - const auto &path_with_query = - req.params.empty() ? req.path - : append_query_params(req.path, req.params); - - const auto &path = - url_encode_ ? detail::encode_url(path_with_query) : path_with_query; - - detail::write_request_line(bstrm, req.method, path); - - header_writer_(bstrm, req.headers); - - // Flush buffer - auto &data = bstrm.get_buffer(); - if (!detail::write_data(strm, data.data(), data.size())) { - error = Error::Write; - return false; - } - } - - // Body - if (req.body.empty()) { - return write_content_with_provider(strm, req, error); - } - - if (!detail::write_data(strm, req.body.data(), req.body.size())) { - error = Error::Write; - return false; - } - - return true; -} - -inline std::unique_ptr ClientImpl::send_with_content_provider( - Request &req, const char *body, size_t content_length, - ContentProvider content_provider, - ContentProviderWithoutLength content_provider_without_length, - const std::string &content_type, Error &error) { - if (!content_type.empty()) { req.set_header("Content-Type", content_type); } - -#ifdef CPPHTTPLIB_ZLIB_SUPPORT - if (compress_) { req.set_header("Content-Encoding", "gzip"); } -#endif - -#ifdef CPPHTTPLIB_ZLIB_SUPPORT - if (compress_ && !content_provider_without_length) { - // TODO: Brotli support - detail::gzip_compressor compressor; - - if (content_provider) { - auto ok = true; - size_t offset = 0; - DataSink data_sink; - - data_sink.write = [&](const char *data, size_t data_len) -> bool { - if (ok) { - auto last = offset + data_len == content_length; - - auto ret = compressor.compress( - data, data_len, last, - [&](const char *compressed_data, size_t compressed_data_len) { - req.body.append(compressed_data, compressed_data_len); - return true; - }); - - if (ret) { - offset += data_len; - } else { - ok = false; - } - } - return ok; - }; - - while (ok && offset < content_length) { - if (!content_provider(offset, content_length - offset, data_sink)) { - error = Error::Canceled; - return nullptr; - } - } - } else { - if (!compressor.compress(body, content_length, true, - [&](const char *data, size_t data_len) { - req.body.append(data, data_len); - return true; - })) { - error = Error::Compression; - return nullptr; - } - } - } else -#endif - { - if (content_provider) { - req.content_length_ = content_length; - req.content_provider_ = std::move(content_provider); - req.is_chunked_content_provider_ = false; - } else if (content_provider_without_length) { - req.content_length_ = 0; - req.content_provider_ = detail::ContentProviderAdapter( - std::move(content_provider_without_length)); - req.is_chunked_content_provider_ = true; - req.set_header("Transfer-Encoding", "chunked"); - } else { - req.body.assign(body, content_length); - } - } - - auto res = detail::make_unique(); - return send(req, *res, error) ? std::move(res) : nullptr; -} - -inline Result ClientImpl::send_with_content_provider( - const std::string &method, const std::string &path, const Headers &headers, - const char *body, size_t content_length, ContentProvider content_provider, - ContentProviderWithoutLength content_provider_without_length, - const std::string &content_type, Progress progress) { - Request req; - req.method = method; - req.headers = headers; - req.path = path; - req.progress = progress; - if (max_timeout_msec_ > 0) { - req.start_time_ = std::chrono::steady_clock::now(); - } - - auto error = Error::Success; - - auto res = send_with_content_provider( - req, body, content_length, std::move(content_provider), - std::move(content_provider_without_length), content_type, error); - - return Result{std::move(res), error, std::move(req.headers)}; -} - -inline std::string -ClientImpl::adjust_host_string(const std::string &host) const { - if (host.find(':') != std::string::npos) { return "[" + host + "]"; } - return host; -} - -inline bool ClientImpl::process_request(Stream &strm, Request &req, - Response &res, bool close_connection, - Error &error) { - // Send request - if (!write_request(strm, req, close_connection, error)) { return false; } - -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - if (is_ssl()) { - auto is_proxy_enabled = !proxy_host_.empty() && proxy_port_ != -1; - if (!is_proxy_enabled) { - if (detail::is_ssl_peer_could_be_closed(socket_.ssl, socket_.sock)) { - error = Error::SSLPeerCouldBeClosed_; - return false; - } - } - } -#endif - - // Receive response and headers - if (!read_response_line(strm, req, res) || - !detail::read_headers(strm, res.headers)) { - error = Error::Read; - return false; - } - - // Body - if ((res.status != StatusCode::NoContent_204) && req.method != "HEAD" && - req.method != "CONNECT") { - auto redirect = 300 < res.status && res.status < 400 && - res.status != StatusCode::NotModified_304 && - follow_location_; - - if (req.response_handler && !redirect) { - if (!req.response_handler(res)) { - error = Error::Canceled; - return false; - } - } - - auto out = - req.content_receiver - ? static_cast( - [&](const char *buf, size_t n, uint64_t off, uint64_t len) { - if (redirect) { return true; } - auto ret = req.content_receiver(buf, n, off, len); - if (!ret) { error = Error::Canceled; } - return ret; - }) - : static_cast( - [&](const char *buf, size_t n, uint64_t /*off*/, - uint64_t /*len*/) { - assert(res.body.size() + n <= res.body.max_size()); - res.body.append(buf, n); - return true; - }); - - auto progress = [&](uint64_t current, uint64_t total) { - if (!req.progress || redirect) { return true; } - auto ret = req.progress(current, total); - if (!ret) { error = Error::Canceled; } - return ret; - }; - - if (res.has_header("Content-Length")) { - if (!req.content_receiver) { - auto len = res.get_header_value_u64("Content-Length"); - if (len > res.body.max_size()) { - error = Error::Read; - return false; - } - res.body.reserve(static_cast(len)); - } - } - - if (res.status != StatusCode::NotModified_304) { - int dummy_status; - if (!detail::read_content(strm, res, (std::numeric_limits::max)(), - dummy_status, std::move(progress), - std::move(out), decompress_)) { - if (error != Error::Canceled) { error = Error::Read; } - return false; - } - } - } - - // Log - if (logger_) { logger_(req, res); } - - return true; -} - -inline ContentProviderWithoutLength ClientImpl::get_multipart_content_provider( - const std::string &boundary, const MultipartFormDataItems &items, - const MultipartFormDataProviderItems &provider_items) const { - size_t cur_item = 0; - size_t cur_start = 0; - // cur_item and cur_start are copied to within the std::function and maintain - // state between successive calls - return [&, cur_item, cur_start](size_t offset, - DataSink &sink) mutable -> bool { - if (!offset && !items.empty()) { - sink.os << detail::serialize_multipart_formdata(items, boundary, false); - return true; - } else if (cur_item < provider_items.size()) { - if (!cur_start) { - const auto &begin = detail::serialize_multipart_formdata_item_begin( - provider_items[cur_item], boundary); - offset += begin.size(); - cur_start = offset; - sink.os << begin; - } - - DataSink cur_sink; - auto has_data = true; - cur_sink.write = sink.write; - cur_sink.done = [&]() { has_data = false; }; - - if (!provider_items[cur_item].provider(offset - cur_start, cur_sink)) { - return false; - } - - if (!has_data) { - sink.os << detail::serialize_multipart_formdata_item_end(); - cur_item++; - cur_start = 0; - } - return true; - } else { - sink.os << detail::serialize_multipart_formdata_finish(boundary); - sink.done(); - return true; - } - }; -} - -inline bool ClientImpl::process_socket( - const Socket &socket, - std::chrono::time_point start_time, - std::function callback) { - return detail::process_client_socket( - socket.sock, read_timeout_sec_, read_timeout_usec_, write_timeout_sec_, - write_timeout_usec_, max_timeout_msec_, start_time, std::move(callback)); -} - -inline bool ClientImpl::is_ssl() const { return false; } - -inline Result ClientImpl::Get(const std::string &path) { - return Get(path, Headers(), Progress()); -} - -inline Result ClientImpl::Get(const std::string &path, Progress progress) { - return Get(path, Headers(), std::move(progress)); -} - -inline Result ClientImpl::Get(const std::string &path, const Headers &headers) { - return Get(path, headers, Progress()); -} - -inline Result ClientImpl::Get(const std::string &path, const Headers &headers, - Progress progress) { - Request req; - req.method = "GET"; - req.path = path; - req.headers = headers; - req.progress = std::move(progress); - if (max_timeout_msec_ > 0) { - req.start_time_ = std::chrono::steady_clock::now(); - } - - return send_(std::move(req)); -} - -inline Result ClientImpl::Get(const std::string &path, - ContentReceiver content_receiver) { - return Get(path, Headers(), nullptr, std::move(content_receiver), nullptr); -} - -inline Result ClientImpl::Get(const std::string &path, - ContentReceiver content_receiver, - Progress progress) { - return Get(path, Headers(), nullptr, std::move(content_receiver), - std::move(progress)); -} - -inline Result ClientImpl::Get(const std::string &path, const Headers &headers, - ContentReceiver content_receiver) { - return Get(path, headers, nullptr, std::move(content_receiver), nullptr); -} - -inline Result ClientImpl::Get(const std::string &path, const Headers &headers, - ContentReceiver content_receiver, - Progress progress) { - return Get(path, headers, nullptr, std::move(content_receiver), - std::move(progress)); -} - -inline Result ClientImpl::Get(const std::string &path, - ResponseHandler response_handler, - ContentReceiver content_receiver) { - return Get(path, Headers(), std::move(response_handler), - std::move(content_receiver), nullptr); -} - -inline Result ClientImpl::Get(const std::string &path, const Headers &headers, - ResponseHandler response_handler, - ContentReceiver content_receiver) { - return Get(path, headers, std::move(response_handler), - std::move(content_receiver), nullptr); -} - -inline Result ClientImpl::Get(const std::string &path, - ResponseHandler response_handler, - ContentReceiver content_receiver, - Progress progress) { - return Get(path, Headers(), std::move(response_handler), - std::move(content_receiver), std::move(progress)); -} - -inline Result ClientImpl::Get(const std::string &path, const Headers &headers, - ResponseHandler response_handler, - ContentReceiver content_receiver, - Progress progress) { - Request req; - req.method = "GET"; - req.path = path; - req.headers = headers; - req.response_handler = std::move(response_handler); - req.content_receiver = - [content_receiver](const char *data, size_t data_length, - uint64_t /*offset*/, uint64_t /*total_length*/) { - return content_receiver(data, data_length); - }; - req.progress = std::move(progress); - if (max_timeout_msec_ > 0) { - req.start_time_ = std::chrono::steady_clock::now(); - } - - return send_(std::move(req)); -} - -inline Result ClientImpl::Get(const std::string &path, const Params ¶ms, - const Headers &headers, Progress progress) { - if (params.empty()) { return Get(path, headers); } - - std::string path_with_query = append_query_params(path, params); - return Get(path_with_query, headers, std::move(progress)); -} - -inline Result ClientImpl::Get(const std::string &path, const Params ¶ms, - const Headers &headers, - ContentReceiver content_receiver, - Progress progress) { - return Get(path, params, headers, nullptr, std::move(content_receiver), - std::move(progress)); -} - -inline Result ClientImpl::Get(const std::string &path, const Params ¶ms, - const Headers &headers, - ResponseHandler response_handler, - ContentReceiver content_receiver, - Progress progress) { - if (params.empty()) { - return Get(path, headers, std::move(response_handler), - std::move(content_receiver), std::move(progress)); - } - - std::string path_with_query = append_query_params(path, params); - return Get(path_with_query, headers, std::move(response_handler), - std::move(content_receiver), std::move(progress)); -} - -inline Result ClientImpl::Head(const std::string &path) { - return Head(path, Headers()); -} - -inline Result ClientImpl::Head(const std::string &path, - const Headers &headers) { - Request req; - req.method = "HEAD"; - req.headers = headers; - req.path = path; - if (max_timeout_msec_ > 0) { - req.start_time_ = std::chrono::steady_clock::now(); - } - - return send_(std::move(req)); -} - -inline Result ClientImpl::Post(const std::string &path) { - return Post(path, std::string(), std::string()); -} - -inline Result ClientImpl::Post(const std::string &path, - const Headers &headers) { - return Post(path, headers, nullptr, 0, std::string()); -} - -inline Result ClientImpl::Post(const std::string &path, const char *body, - size_t content_length, - const std::string &content_type) { - return Post(path, Headers(), body, content_length, content_type, nullptr); -} - -inline Result ClientImpl::Post(const std::string &path, const Headers &headers, - const char *body, size_t content_length, - const std::string &content_type) { - return send_with_content_provider("POST", path, headers, body, content_length, - nullptr, nullptr, content_type, nullptr); -} - -inline Result ClientImpl::Post(const std::string &path, const Headers &headers, - const char *body, size_t content_length, - const std::string &content_type, - Progress progress) { - return send_with_content_provider("POST", path, headers, body, content_length, - nullptr, nullptr, content_type, progress); -} - -inline Result ClientImpl::Post(const std::string &path, const std::string &body, - const std::string &content_type) { - return Post(path, Headers(), body, content_type); -} - -inline Result ClientImpl::Post(const std::string &path, const std::string &body, - const std::string &content_type, - Progress progress) { - return Post(path, Headers(), body, content_type, progress); -} - -inline Result ClientImpl::Post(const std::string &path, const Headers &headers, - const std::string &body, - const std::string &content_type) { - return send_with_content_provider("POST", path, headers, body.data(), - body.size(), nullptr, nullptr, content_type, - nullptr); -} - -inline Result ClientImpl::Post(const std::string &path, const Headers &headers, - const std::string &body, - const std::string &content_type, - Progress progress) { - return send_with_content_provider("POST", path, headers, body.data(), - body.size(), nullptr, nullptr, content_type, - progress); -} - -inline Result ClientImpl::Post(const std::string &path, const Params ¶ms) { - return Post(path, Headers(), params); -} - -inline Result ClientImpl::Post(const std::string &path, size_t content_length, - ContentProvider content_provider, - const std::string &content_type) { - return Post(path, Headers(), content_length, std::move(content_provider), - content_type); -} - -inline Result ClientImpl::Post(const std::string &path, - ContentProviderWithoutLength content_provider, - const std::string &content_type) { - return Post(path, Headers(), std::move(content_provider), content_type); -} - -inline Result ClientImpl::Post(const std::string &path, const Headers &headers, - size_t content_length, - ContentProvider content_provider, - const std::string &content_type) { - return send_with_content_provider("POST", path, headers, nullptr, - content_length, std::move(content_provider), - nullptr, content_type, nullptr); -} - -inline Result ClientImpl::Post(const std::string &path, const Headers &headers, - ContentProviderWithoutLength content_provider, - const std::string &content_type) { - return send_with_content_provider("POST", path, headers, nullptr, 0, nullptr, - std::move(content_provider), content_type, - nullptr); -} - -inline Result ClientImpl::Post(const std::string &path, const Headers &headers, - const Params ¶ms) { - auto query = detail::params_to_query_str(params); - return Post(path, headers, query, "application/x-www-form-urlencoded"); -} - -inline Result ClientImpl::Post(const std::string &path, const Headers &headers, - const Params ¶ms, Progress progress) { - auto query = detail::params_to_query_str(params); - return Post(path, headers, query, "application/x-www-form-urlencoded", - progress); -} - -inline Result ClientImpl::Post(const std::string &path, - const MultipartFormDataItems &items) { - return Post(path, Headers(), items); -} - -inline Result ClientImpl::Post(const std::string &path, const Headers &headers, - const MultipartFormDataItems &items) { - const auto &boundary = detail::make_multipart_data_boundary(); - const auto &content_type = - detail::serialize_multipart_formdata_get_content_type(boundary); - const auto &body = detail::serialize_multipart_formdata(items, boundary); - return Post(path, headers, body, content_type); -} - -inline Result ClientImpl::Post(const std::string &path, const Headers &headers, - const MultipartFormDataItems &items, - const std::string &boundary) { - if (!detail::is_multipart_boundary_chars_valid(boundary)) { - return Result{nullptr, Error::UnsupportedMultipartBoundaryChars}; - } - - const auto &content_type = - detail::serialize_multipart_formdata_get_content_type(boundary); - const auto &body = detail::serialize_multipart_formdata(items, boundary); - return Post(path, headers, body, content_type); -} - -inline Result -ClientImpl::Post(const std::string &path, const Headers &headers, - const MultipartFormDataItems &items, - const MultipartFormDataProviderItems &provider_items) { - const auto &boundary = detail::make_multipart_data_boundary(); - const auto &content_type = - detail::serialize_multipart_formdata_get_content_type(boundary); - return send_with_content_provider( - "POST", path, headers, nullptr, 0, nullptr, - get_multipart_content_provider(boundary, items, provider_items), - content_type, nullptr); -} - -inline Result ClientImpl::Put(const std::string &path) { - return Put(path, std::string(), std::string()); -} - -inline Result ClientImpl::Put(const std::string &path, const char *body, - size_t content_length, - const std::string &content_type) { - return Put(path, Headers(), body, content_length, content_type); -} - -inline Result ClientImpl::Put(const std::string &path, const Headers &headers, - const char *body, size_t content_length, - const std::string &content_type) { - return send_with_content_provider("PUT", path, headers, body, content_length, - nullptr, nullptr, content_type, nullptr); -} - -inline Result ClientImpl::Put(const std::string &path, const Headers &headers, - const char *body, size_t content_length, - const std::string &content_type, - Progress progress) { - return send_with_content_provider("PUT", path, headers, body, content_length, - nullptr, nullptr, content_type, progress); -} - -inline Result ClientImpl::Put(const std::string &path, const std::string &body, - const std::string &content_type) { - return Put(path, Headers(), body, content_type); -} - -inline Result ClientImpl::Put(const std::string &path, const std::string &body, - const std::string &content_type, - Progress progress) { - return Put(path, Headers(), body, content_type, progress); -} - -inline Result ClientImpl::Put(const std::string &path, const Headers &headers, - const std::string &body, - const std::string &content_type) { - return send_with_content_provider("PUT", path, headers, body.data(), - body.size(), nullptr, nullptr, content_type, - nullptr); -} - -inline Result ClientImpl::Put(const std::string &path, const Headers &headers, - const std::string &body, - const std::string &content_type, - Progress progress) { - return send_with_content_provider("PUT", path, headers, body.data(), - body.size(), nullptr, nullptr, content_type, - progress); -} - -inline Result ClientImpl::Put(const std::string &path, size_t content_length, - ContentProvider content_provider, - const std::string &content_type) { - return Put(path, Headers(), content_length, std::move(content_provider), - content_type); -} - -inline Result ClientImpl::Put(const std::string &path, - ContentProviderWithoutLength content_provider, - const std::string &content_type) { - return Put(path, Headers(), std::move(content_provider), content_type); -} - -inline Result ClientImpl::Put(const std::string &path, const Headers &headers, - size_t content_length, - ContentProvider content_provider, - const std::string &content_type) { - return send_with_content_provider("PUT", path, headers, nullptr, - content_length, std::move(content_provider), - nullptr, content_type, nullptr); -} - -inline Result ClientImpl::Put(const std::string &path, const Headers &headers, - ContentProviderWithoutLength content_provider, - const std::string &content_type) { - return send_with_content_provider("PUT", path, headers, nullptr, 0, nullptr, - std::move(content_provider), content_type, - nullptr); -} - -inline Result ClientImpl::Put(const std::string &path, const Params ¶ms) { - return Put(path, Headers(), params); -} - -inline Result ClientImpl::Put(const std::string &path, const Headers &headers, - const Params ¶ms) { - auto query = detail::params_to_query_str(params); - return Put(path, headers, query, "application/x-www-form-urlencoded"); -} - -inline Result ClientImpl::Put(const std::string &path, const Headers &headers, - const Params ¶ms, Progress progress) { - auto query = detail::params_to_query_str(params); - return Put(path, headers, query, "application/x-www-form-urlencoded", - progress); -} - -inline Result ClientImpl::Put(const std::string &path, - const MultipartFormDataItems &items) { - return Put(path, Headers(), items); -} - -inline Result ClientImpl::Put(const std::string &path, const Headers &headers, - const MultipartFormDataItems &items) { - const auto &boundary = detail::make_multipart_data_boundary(); - const auto &content_type = - detail::serialize_multipart_formdata_get_content_type(boundary); - const auto &body = detail::serialize_multipart_formdata(items, boundary); - return Put(path, headers, body, content_type); -} - -inline Result ClientImpl::Put(const std::string &path, const Headers &headers, - const MultipartFormDataItems &items, - const std::string &boundary) { - if (!detail::is_multipart_boundary_chars_valid(boundary)) { - return Result{nullptr, Error::UnsupportedMultipartBoundaryChars}; - } - - const auto &content_type = - detail::serialize_multipart_formdata_get_content_type(boundary); - const auto &body = detail::serialize_multipart_formdata(items, boundary); - return Put(path, headers, body, content_type); -} - -inline Result -ClientImpl::Put(const std::string &path, const Headers &headers, - const MultipartFormDataItems &items, - const MultipartFormDataProviderItems &provider_items) { - const auto &boundary = detail::make_multipart_data_boundary(); - const auto &content_type = - detail::serialize_multipart_formdata_get_content_type(boundary); - return send_with_content_provider( - "PUT", path, headers, nullptr, 0, nullptr, - get_multipart_content_provider(boundary, items, provider_items), - content_type, nullptr); -} -inline Result ClientImpl::Patch(const std::string &path) { - return Patch(path, std::string(), std::string()); -} - -inline Result ClientImpl::Patch(const std::string &path, const char *body, - size_t content_length, - const std::string &content_type) { - return Patch(path, Headers(), body, content_length, content_type); -} - -inline Result ClientImpl::Patch(const std::string &path, const char *body, - size_t content_length, - const std::string &content_type, - Progress progress) { - return Patch(path, Headers(), body, content_length, content_type, progress); -} - -inline Result ClientImpl::Patch(const std::string &path, const Headers &headers, - const char *body, size_t content_length, - const std::string &content_type) { - return Patch(path, headers, body, content_length, content_type, nullptr); -} - -inline Result ClientImpl::Patch(const std::string &path, const Headers &headers, - const char *body, size_t content_length, - const std::string &content_type, - Progress progress) { - return send_with_content_provider("PATCH", path, headers, body, - content_length, nullptr, nullptr, - content_type, progress); -} - -inline Result ClientImpl::Patch(const std::string &path, - const std::string &body, - const std::string &content_type) { - return Patch(path, Headers(), body, content_type); -} - -inline Result ClientImpl::Patch(const std::string &path, - const std::string &body, - const std::string &content_type, - Progress progress) { - return Patch(path, Headers(), body, content_type, progress); -} - -inline Result ClientImpl::Patch(const std::string &path, const Headers &headers, - const std::string &body, - const std::string &content_type) { - return Patch(path, headers, body, content_type, nullptr); -} - -inline Result ClientImpl::Patch(const std::string &path, const Headers &headers, - const std::string &body, - const std::string &content_type, - Progress progress) { - return send_with_content_provider("PATCH", path, headers, body.data(), - body.size(), nullptr, nullptr, content_type, - progress); -} - -inline Result ClientImpl::Patch(const std::string &path, size_t content_length, - ContentProvider content_provider, - const std::string &content_type) { - return Patch(path, Headers(), content_length, std::move(content_provider), - content_type); -} - -inline Result ClientImpl::Patch(const std::string &path, - ContentProviderWithoutLength content_provider, - const std::string &content_type) { - return Patch(path, Headers(), std::move(content_provider), content_type); -} - -inline Result ClientImpl::Patch(const std::string &path, const Headers &headers, - size_t content_length, - ContentProvider content_provider, - const std::string &content_type) { - return send_with_content_provider("PATCH", path, headers, nullptr, - content_length, std::move(content_provider), - nullptr, content_type, nullptr); -} - -inline Result ClientImpl::Patch(const std::string &path, const Headers &headers, - ContentProviderWithoutLength content_provider, - const std::string &content_type) { - return send_with_content_provider("PATCH", path, headers, nullptr, 0, nullptr, - std::move(content_provider), content_type, - nullptr); -} - -inline Result ClientImpl::Delete(const std::string &path) { - return Delete(path, Headers(), std::string(), std::string()); -} - -inline Result ClientImpl::Delete(const std::string &path, - const Headers &headers) { - return Delete(path, headers, std::string(), std::string()); -} - -inline Result ClientImpl::Delete(const std::string &path, const char *body, - size_t content_length, - const std::string &content_type) { - return Delete(path, Headers(), body, content_length, content_type); -} - -inline Result ClientImpl::Delete(const std::string &path, const char *body, - size_t content_length, - const std::string &content_type, - Progress progress) { - return Delete(path, Headers(), body, content_length, content_type, progress); -} - -inline Result ClientImpl::Delete(const std::string &path, - const Headers &headers, const char *body, - size_t content_length, - const std::string &content_type) { - return Delete(path, headers, body, content_length, content_type, nullptr); -} - -inline Result ClientImpl::Delete(const std::string &path, - const Headers &headers, const char *body, - size_t content_length, - const std::string &content_type, - Progress progress) { - Request req; - req.method = "DELETE"; - req.headers = headers; - req.path = path; - req.progress = progress; - if (max_timeout_msec_ > 0) { - req.start_time_ = std::chrono::steady_clock::now(); - } - - if (!content_type.empty()) { req.set_header("Content-Type", content_type); } - req.body.assign(body, content_length); - - return send_(std::move(req)); -} - -inline Result ClientImpl::Delete(const std::string &path, - const std::string &body, - const std::string &content_type) { - return Delete(path, Headers(), body.data(), body.size(), content_type); -} - -inline Result ClientImpl::Delete(const std::string &path, - const std::string &body, - const std::string &content_type, - Progress progress) { - return Delete(path, Headers(), body.data(), body.size(), content_type, - progress); -} - -inline Result ClientImpl::Delete(const std::string &path, - const Headers &headers, - const std::string &body, - const std::string &content_type) { - return Delete(path, headers, body.data(), body.size(), content_type); -} - -inline Result ClientImpl::Delete(const std::string &path, - const Headers &headers, - const std::string &body, - const std::string &content_type, - Progress progress) { - return Delete(path, headers, body.data(), body.size(), content_type, - progress); -} - -inline Result ClientImpl::Options(const std::string &path) { - return Options(path, Headers()); -} - -inline Result ClientImpl::Options(const std::string &path, - const Headers &headers) { - Request req; - req.method = "OPTIONS"; - req.headers = headers; - req.path = path; - if (max_timeout_msec_ > 0) { - req.start_time_ = std::chrono::steady_clock::now(); - } - - return send_(std::move(req)); -} - -inline void ClientImpl::stop() { - std::lock_guard guard(socket_mutex_); - - // If there is anything ongoing right now, the ONLY thread-safe thing we can - // do is to shutdown_socket, so that threads using this socket suddenly - // discover they can't read/write any more and error out. Everything else - // (closing the socket, shutting ssl down) is unsafe because these actions are - // not thread-safe. - if (socket_requests_in_flight_ > 0) { - shutdown_socket(socket_); - - // Aside from that, we set a flag for the socket to be closed when we're - // done. - socket_should_be_closed_when_request_is_done_ = true; - return; - } - - // Otherwise, still holding the mutex, we can shut everything down ourselves - shutdown_ssl(socket_, true); - shutdown_socket(socket_); - close_socket(socket_); -} - -inline std::string ClientImpl::host() const { return host_; } - -inline int ClientImpl::port() const { return port_; } - -inline size_t ClientImpl::is_socket_open() const { - std::lock_guard guard(socket_mutex_); - return socket_.is_open(); -} - -inline socket_t ClientImpl::socket() const { return socket_.sock; } - -inline void ClientImpl::set_connection_timeout(time_t sec, time_t usec) { - connection_timeout_sec_ = sec; - connection_timeout_usec_ = usec; -} - -inline void ClientImpl::set_read_timeout(time_t sec, time_t usec) { - read_timeout_sec_ = sec; - read_timeout_usec_ = usec; -} - -inline void ClientImpl::set_write_timeout(time_t sec, time_t usec) { - write_timeout_sec_ = sec; - write_timeout_usec_ = usec; -} - -inline void ClientImpl::set_max_timeout(time_t msec) { - max_timeout_msec_ = msec; -} - -inline void ClientImpl::set_basic_auth(const std::string &username, - const std::string &password) { - basic_auth_username_ = username; - basic_auth_password_ = password; -} - -inline void ClientImpl::set_bearer_token_auth(const std::string &token) { - bearer_token_auth_token_ = token; -} - -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT -inline void ClientImpl::set_digest_auth(const std::string &username, - const std::string &password) { - digest_auth_username_ = username; - digest_auth_password_ = password; -} -#endif - -inline void ClientImpl::set_keep_alive(bool on) { keep_alive_ = on; } - -inline void ClientImpl::set_follow_location(bool on) { follow_location_ = on; } - -inline void ClientImpl::set_url_encode(bool on) { url_encode_ = on; } - -inline void -ClientImpl::set_hostname_addr_map(std::map addr_map) { - addr_map_ = std::move(addr_map); -} - -inline void ClientImpl::set_default_headers(Headers headers) { - default_headers_ = std::move(headers); -} - -inline void ClientImpl::set_header_writer( - std::function const &writer) { - header_writer_ = writer; -} - -inline void ClientImpl::set_address_family(int family) { - address_family_ = family; -} - -inline void ClientImpl::set_tcp_nodelay(bool on) { tcp_nodelay_ = on; } - -inline void ClientImpl::set_ipv6_v6only(bool on) { ipv6_v6only_ = on; } - -inline void ClientImpl::set_socket_options(SocketOptions socket_options) { - socket_options_ = std::move(socket_options); -} - -inline void ClientImpl::set_compress(bool on) { compress_ = on; } - -inline void ClientImpl::set_decompress(bool on) { decompress_ = on; } - -inline void ClientImpl::set_interface(const std::string &intf) { - interface_ = intf; -} - -inline void ClientImpl::set_proxy(const std::string &host, int port) { - proxy_host_ = host; - proxy_port_ = port; -} - -inline void ClientImpl::set_proxy_basic_auth(const std::string &username, - const std::string &password) { - proxy_basic_auth_username_ = username; - proxy_basic_auth_password_ = password; -} - -inline void ClientImpl::set_proxy_bearer_token_auth(const std::string &token) { - proxy_bearer_token_auth_token_ = token; -} - -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT -inline void ClientImpl::set_proxy_digest_auth(const std::string &username, - const std::string &password) { - proxy_digest_auth_username_ = username; - proxy_digest_auth_password_ = password; -} - -inline void ClientImpl::set_ca_cert_path(const std::string &ca_cert_file_path, - const std::string &ca_cert_dir_path) { - ca_cert_file_path_ = ca_cert_file_path; - ca_cert_dir_path_ = ca_cert_dir_path; -} - -inline void ClientImpl::set_ca_cert_store(X509_STORE *ca_cert_store) { - if (ca_cert_store && ca_cert_store != ca_cert_store_) { - ca_cert_store_ = ca_cert_store; - } -} - -inline X509_STORE *ClientImpl::create_ca_cert_store(const char *ca_cert, - std::size_t size) const { - auto mem = BIO_new_mem_buf(ca_cert, static_cast(size)); - auto se = detail::scope_exit([&] { BIO_free_all(mem); }); - if (!mem) { return nullptr; } - - auto inf = PEM_X509_INFO_read_bio(mem, nullptr, nullptr, nullptr); - if (!inf) { return nullptr; } - - auto cts = X509_STORE_new(); - if (cts) { - for (auto i = 0; i < static_cast(sk_X509_INFO_num(inf)); i++) { - auto itmp = sk_X509_INFO_value(inf, i); - if (!itmp) { continue; } - - if (itmp->x509) { X509_STORE_add_cert(cts, itmp->x509); } - if (itmp->crl) { X509_STORE_add_crl(cts, itmp->crl); } - } - } - - sk_X509_INFO_pop_free(inf, X509_INFO_free); - return cts; -} - -inline void ClientImpl::enable_server_certificate_verification(bool enabled) { - server_certificate_verification_ = enabled; -} - -inline void ClientImpl::enable_server_hostname_verification(bool enabled) { - server_hostname_verification_ = enabled; -} - -inline void ClientImpl::set_server_certificate_verifier( - std::function verifier) { - server_certificate_verifier_ = verifier; -} -#endif - -inline void ClientImpl::set_logger(Logger logger) { - logger_ = std::move(logger); -} - -/* - * SSL Implementation - */ -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT -namespace detail { - -template -inline SSL *ssl_new(socket_t sock, SSL_CTX *ctx, std::mutex &ctx_mutex, - U SSL_connect_or_accept, V setup) { - SSL *ssl = nullptr; - { - std::lock_guard guard(ctx_mutex); - ssl = SSL_new(ctx); - } - - if (ssl) { - set_nonblocking(sock, true); - auto bio = BIO_new_socket(static_cast(sock), BIO_NOCLOSE); - BIO_set_nbio(bio, 1); - SSL_set_bio(ssl, bio, bio); - - if (!setup(ssl) || SSL_connect_or_accept(ssl) != 1) { - SSL_shutdown(ssl); - { - std::lock_guard guard(ctx_mutex); - SSL_free(ssl); - } - set_nonblocking(sock, false); - return nullptr; - } - BIO_set_nbio(bio, 0); - set_nonblocking(sock, false); - } - - return ssl; -} - -inline void ssl_delete(std::mutex &ctx_mutex, SSL *ssl, socket_t sock, - bool shutdown_gracefully) { - // sometimes we may want to skip this to try to avoid SIGPIPE if we know - // the remote has closed the network connection - // Note that it is not always possible to avoid SIGPIPE, this is merely a - // best-efforts. - if (shutdown_gracefully) { - (void)(sock); - // SSL_shutdown() returns 0 on first call (indicating close_notify alert - // sent) and 1 on subsequent call (indicating close_notify alert received) - if (SSL_shutdown(ssl) == 0) { - // Expected to return 1, but even if it doesn't, we free ssl - SSL_shutdown(ssl); - } - } - - std::lock_guard guard(ctx_mutex); - SSL_free(ssl); -} - -template -bool ssl_connect_or_accept_nonblocking(socket_t sock, SSL *ssl, - U ssl_connect_or_accept, - time_t timeout_sec, - time_t timeout_usec) { - auto res = 0; - while ((res = ssl_connect_or_accept(ssl)) != 1) { - auto err = SSL_get_error(ssl, res); - switch (err) { - case SSL_ERROR_WANT_READ: - if (select_read(sock, timeout_sec, timeout_usec) > 0) { continue; } - break; - case SSL_ERROR_WANT_WRITE: - if (select_write(sock, timeout_sec, timeout_usec) > 0) { continue; } - break; - default: break; - } - return false; - } - return true; -} - -template -inline bool process_server_socket_ssl( - const std::atomic &svr_sock, SSL *ssl, socket_t sock, - size_t keep_alive_max_count, time_t keep_alive_timeout_sec, - time_t read_timeout_sec, time_t read_timeout_usec, time_t write_timeout_sec, - time_t write_timeout_usec, T callback) { - return process_server_socket_core( - svr_sock, sock, keep_alive_max_count, keep_alive_timeout_sec, - [&](bool close_connection, bool &connection_closed) { - SSLSocketStream strm(sock, ssl, read_timeout_sec, read_timeout_usec, - write_timeout_sec, write_timeout_usec); - return callback(strm, close_connection, connection_closed); - }); -} - -template -inline bool process_client_socket_ssl( - SSL *ssl, socket_t sock, time_t read_timeout_sec, time_t read_timeout_usec, - time_t write_timeout_sec, time_t write_timeout_usec, - time_t max_timeout_msec, - std::chrono::time_point start_time, T callback) { - SSLSocketStream strm(sock, ssl, read_timeout_sec, read_timeout_usec, - write_timeout_sec, write_timeout_usec, max_timeout_msec, - start_time); - return callback(strm); -} - -class SSLInit { -public: - SSLInit() { - OPENSSL_init_ssl( - OPENSSL_INIT_LOAD_SSL_STRINGS | OPENSSL_INIT_LOAD_CRYPTO_STRINGS, NULL); - } -}; - -// SSL socket stream implementation -inline SSLSocketStream::SSLSocketStream( - socket_t sock, SSL *ssl, time_t read_timeout_sec, time_t read_timeout_usec, - time_t write_timeout_sec, time_t write_timeout_usec, - time_t max_timeout_msec, - std::chrono::time_point start_time) - : sock_(sock), ssl_(ssl), read_timeout_sec_(read_timeout_sec), - read_timeout_usec_(read_timeout_usec), - write_timeout_sec_(write_timeout_sec), - write_timeout_usec_(write_timeout_usec), - max_timeout_msec_(max_timeout_msec), start_time(start_time) { - SSL_clear_mode(ssl, SSL_MODE_AUTO_RETRY); -} - -inline SSLSocketStream::~SSLSocketStream() = default; - -inline bool SSLSocketStream::is_readable() const { - if (max_timeout_msec_ <= 0) { - return select_read(sock_, read_timeout_sec_, read_timeout_usec_) > 0; - } - - time_t read_timeout_sec; - time_t read_timeout_usec; - calc_actual_timeout(max_timeout_msec_, duration(), read_timeout_sec_, - read_timeout_usec_, read_timeout_sec, read_timeout_usec); - - return select_read(sock_, read_timeout_sec, read_timeout_usec) > 0; -} - -inline bool SSLSocketStream::is_writable() const { - return select_write(sock_, write_timeout_sec_, write_timeout_usec_) > 0 && - is_socket_alive(sock_) && !is_ssl_peer_could_be_closed(ssl_, sock_); -} - -inline ssize_t SSLSocketStream::read(char *ptr, size_t size) { - if (SSL_pending(ssl_) > 0) { - return SSL_read(ssl_, ptr, static_cast(size)); - } else if (is_readable()) { - auto ret = SSL_read(ssl_, ptr, static_cast(size)); - if (ret < 0) { - auto err = SSL_get_error(ssl_, ret); - auto n = 1000; -#ifdef _WIN32 - while (--n >= 0 && (err == SSL_ERROR_WANT_READ || - (err == SSL_ERROR_SYSCALL && - WSAGetLastError() == WSAETIMEDOUT))) { -#else - while (--n >= 0 && err == SSL_ERROR_WANT_READ) { -#endif - if (SSL_pending(ssl_) > 0) { - return SSL_read(ssl_, ptr, static_cast(size)); - } else if (is_readable()) { - std::this_thread::sleep_for(std::chrono::microseconds{10}); - ret = SSL_read(ssl_, ptr, static_cast(size)); - if (ret >= 0) { return ret; } - err = SSL_get_error(ssl_, ret); - } else { - return -1; - } - } - } - return ret; - } else { - return -1; - } -} - -inline ssize_t SSLSocketStream::write(const char *ptr, size_t size) { - if (is_writable()) { - auto handle_size = static_cast( - std::min(size, (std::numeric_limits::max)())); - - auto ret = SSL_write(ssl_, ptr, static_cast(handle_size)); - if (ret < 0) { - auto err = SSL_get_error(ssl_, ret); - auto n = 1000; -#ifdef _WIN32 - while (--n >= 0 && (err == SSL_ERROR_WANT_WRITE || - (err == SSL_ERROR_SYSCALL && - WSAGetLastError() == WSAETIMEDOUT))) { -#else - while (--n >= 0 && err == SSL_ERROR_WANT_WRITE) { -#endif - if (is_writable()) { - std::this_thread::sleep_for(std::chrono::microseconds{10}); - ret = SSL_write(ssl_, ptr, static_cast(handle_size)); - if (ret >= 0) { return ret; } - err = SSL_get_error(ssl_, ret); - } else { - return -1; - } - } - } - return ret; - } - return -1; -} - -inline void SSLSocketStream::get_remote_ip_and_port(std::string &ip, - int &port) const { - detail::get_remote_ip_and_port(sock_, ip, port); -} - -inline void SSLSocketStream::get_local_ip_and_port(std::string &ip, - int &port) const { - detail::get_local_ip_and_port(sock_, ip, port); -} - -inline socket_t SSLSocketStream::socket() const { return sock_; } - -inline time_t SSLSocketStream::duration() const { - return std::chrono::duration_cast( - std::chrono::steady_clock::now() - start_time) - .count(); -} - -static SSLInit sslinit_; - -} // namespace detail - -// SSL HTTP server implementation -inline SSLServer::SSLServer(const char *cert_path, const char *private_key_path, - const char *client_ca_cert_file_path, - const char *client_ca_cert_dir_path, - const char *private_key_password) { - ctx_ = SSL_CTX_new(TLS_server_method()); - - if (ctx_) { - SSL_CTX_set_options(ctx_, - SSL_OP_NO_COMPRESSION | - SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION); - - SSL_CTX_set_min_proto_version(ctx_, TLS1_2_VERSION); - - if (private_key_password != nullptr && (private_key_password[0] != '\0')) { - SSL_CTX_set_default_passwd_cb_userdata( - ctx_, - reinterpret_cast(const_cast(private_key_password))); - } - - if (SSL_CTX_use_certificate_chain_file(ctx_, cert_path) != 1 || - SSL_CTX_use_PrivateKey_file(ctx_, private_key_path, SSL_FILETYPE_PEM) != - 1 || - SSL_CTX_check_private_key(ctx_) != 1) { - SSL_CTX_free(ctx_); - ctx_ = nullptr; - } else if (client_ca_cert_file_path || client_ca_cert_dir_path) { - SSL_CTX_load_verify_locations(ctx_, client_ca_cert_file_path, - client_ca_cert_dir_path); - - SSL_CTX_set_verify( - ctx_, SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT, nullptr); - } - } -} - -inline SSLServer::SSLServer(X509 *cert, EVP_PKEY *private_key, - X509_STORE *client_ca_cert_store) { - ctx_ = SSL_CTX_new(TLS_server_method()); - - if (ctx_) { - SSL_CTX_set_options(ctx_, - SSL_OP_NO_COMPRESSION | - SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION); - - SSL_CTX_set_min_proto_version(ctx_, TLS1_2_VERSION); - - if (SSL_CTX_use_certificate(ctx_, cert) != 1 || - SSL_CTX_use_PrivateKey(ctx_, private_key) != 1) { - SSL_CTX_free(ctx_); - ctx_ = nullptr; - } else if (client_ca_cert_store) { - SSL_CTX_set_cert_store(ctx_, client_ca_cert_store); - - SSL_CTX_set_verify( - ctx_, SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT, nullptr); - } - } -} - -inline SSLServer::SSLServer( - const std::function &setup_ssl_ctx_callback) { - ctx_ = SSL_CTX_new(TLS_method()); - if (ctx_) { - if (!setup_ssl_ctx_callback(*ctx_)) { - SSL_CTX_free(ctx_); - ctx_ = nullptr; - } - } -} - -inline SSLServer::~SSLServer() { - if (ctx_) { SSL_CTX_free(ctx_); } -} - -inline bool SSLServer::is_valid() const { return ctx_; } - -inline SSL_CTX *SSLServer::ssl_context() const { return ctx_; } - -inline void SSLServer::update_certs(X509 *cert, EVP_PKEY *private_key, - X509_STORE *client_ca_cert_store) { - - std::lock_guard guard(ctx_mutex_); - - SSL_CTX_use_certificate(ctx_, cert); - SSL_CTX_use_PrivateKey(ctx_, private_key); - - if (client_ca_cert_store != nullptr) { - SSL_CTX_set_cert_store(ctx_, client_ca_cert_store); - } -} - -inline bool SSLServer::process_and_close_socket(socket_t sock) { - auto ssl = detail::ssl_new( - sock, ctx_, ctx_mutex_, - [&](SSL *ssl2) { - return detail::ssl_connect_or_accept_nonblocking( - sock, ssl2, SSL_accept, read_timeout_sec_, read_timeout_usec_); - }, - [](SSL * /*ssl2*/) { return true; }); - - auto ret = false; - if (ssl) { - std::string remote_addr; - int remote_port = 0; - detail::get_remote_ip_and_port(sock, remote_addr, remote_port); - - std::string local_addr; - int local_port = 0; - detail::get_local_ip_and_port(sock, local_addr, local_port); - - ret = detail::process_server_socket_ssl( - svr_sock_, ssl, sock, keep_alive_max_count_, keep_alive_timeout_sec_, - read_timeout_sec_, read_timeout_usec_, write_timeout_sec_, - write_timeout_usec_, - [&](Stream &strm, bool close_connection, bool &connection_closed) { - return process_request(strm, remote_addr, remote_port, local_addr, - local_port, close_connection, - connection_closed, - [&](Request &req) { req.ssl = ssl; }); - }); - - // Shutdown gracefully if the result seemed successful, non-gracefully if - // the connection appeared to be closed. - const bool shutdown_gracefully = ret; - detail::ssl_delete(ctx_mutex_, ssl, sock, shutdown_gracefully); - } - - detail::shutdown_socket(sock); - detail::close_socket(sock); - return ret; -} - -// SSL HTTP client implementation -inline SSLClient::SSLClient(const std::string &host) - : SSLClient(host, 443, std::string(), std::string()) {} - -inline SSLClient::SSLClient(const std::string &host, int port) - : SSLClient(host, port, std::string(), std::string()) {} - -inline SSLClient::SSLClient(const std::string &host, int port, - const std::string &client_cert_path, - const std::string &client_key_path, - const std::string &private_key_password) - : ClientImpl(host, port, client_cert_path, client_key_path) { - ctx_ = SSL_CTX_new(TLS_client_method()); - - SSL_CTX_set_min_proto_version(ctx_, TLS1_2_VERSION); - - detail::split(&host_[0], &host_[host_.size()], '.', - [&](const char *b, const char *e) { - host_components_.emplace_back(b, e); - }); - - if (!client_cert_path.empty() && !client_key_path.empty()) { - if (!private_key_password.empty()) { - SSL_CTX_set_default_passwd_cb_userdata( - ctx_, reinterpret_cast( - const_cast(private_key_password.c_str()))); - } - - if (SSL_CTX_use_certificate_file(ctx_, client_cert_path.c_str(), - SSL_FILETYPE_PEM) != 1 || - SSL_CTX_use_PrivateKey_file(ctx_, client_key_path.c_str(), - SSL_FILETYPE_PEM) != 1) { - SSL_CTX_free(ctx_); - ctx_ = nullptr; - } - } -} - -inline SSLClient::SSLClient(const std::string &host, int port, - X509 *client_cert, EVP_PKEY *client_key, - const std::string &private_key_password) - : ClientImpl(host, port) { - ctx_ = SSL_CTX_new(TLS_client_method()); - - detail::split(&host_[0], &host_[host_.size()], '.', - [&](const char *b, const char *e) { - host_components_.emplace_back(b, e); - }); - - if (client_cert != nullptr && client_key != nullptr) { - if (!private_key_password.empty()) { - SSL_CTX_set_default_passwd_cb_userdata( - ctx_, reinterpret_cast( - const_cast(private_key_password.c_str()))); - } - - if (SSL_CTX_use_certificate(ctx_, client_cert) != 1 || - SSL_CTX_use_PrivateKey(ctx_, client_key) != 1) { - SSL_CTX_free(ctx_); - ctx_ = nullptr; - } - } -} - -inline SSLClient::~SSLClient() { - if (ctx_) { SSL_CTX_free(ctx_); } - // Make sure to shut down SSL since shutdown_ssl will resolve to the - // base function rather than the derived function once we get to the - // base class destructor, and won't free the SSL (causing a leak). - shutdown_ssl_impl(socket_, true); -} - -inline bool SSLClient::is_valid() const { return ctx_; } - -inline void SSLClient::set_ca_cert_store(X509_STORE *ca_cert_store) { - if (ca_cert_store) { - if (ctx_) { - if (SSL_CTX_get_cert_store(ctx_) != ca_cert_store) { - // Free memory allocated for old cert and use new store `ca_cert_store` - SSL_CTX_set_cert_store(ctx_, ca_cert_store); - } - } else { - X509_STORE_free(ca_cert_store); - } - } -} - -inline void SSLClient::load_ca_cert_store(const char *ca_cert, - std::size_t size) { - set_ca_cert_store(ClientImpl::create_ca_cert_store(ca_cert, size)); -} - -inline long SSLClient::get_openssl_verify_result() const { - return verify_result_; -} - -inline SSL_CTX *SSLClient::ssl_context() const { return ctx_; } - -inline bool SSLClient::create_and_connect_socket(Socket &socket, Error &error) { - return is_valid() && ClientImpl::create_and_connect_socket(socket, error); -} - -// Assumes that socket_mutex_ is locked and that there are no requests in flight -inline bool SSLClient::connect_with_proxy( - Socket &socket, - std::chrono::time_point start_time, - Response &res, bool &success, Error &error) { - success = true; - Response proxy_res; - if (!detail::process_client_socket( - socket.sock, read_timeout_sec_, read_timeout_usec_, - write_timeout_sec_, write_timeout_usec_, max_timeout_msec_, - start_time, [&](Stream &strm) { - Request req2; - req2.method = "CONNECT"; - req2.path = host_and_port_; - if (max_timeout_msec_ > 0) { - req2.start_time_ = std::chrono::steady_clock::now(); + if (!req.has_header("User-Agent")) { + auto agent = std::string("cpp-httplib/") + CPPHTTPLIB_VERSION; + req.set_header("User-Agent", agent); } - return process_request(strm, req2, proxy_res, false, error); - })) { - // Thread-safe to close everything because we are assuming there are no - // requests in flight - shutdown_ssl(socket, true); - shutdown_socket(socket); - close_socket(socket); - success = false; - return false; - } +#endif + }; - if (proxy_res.status == StatusCode::ProxyAuthenticationRequired_407) { - if (!proxy_digest_auth_username_.empty() && - !proxy_digest_auth_password_.empty()) { - std::map auth; - if (detail::parse_www_authenticate(proxy_res, auth, true)) { - proxy_res = Response(); - if (!detail::process_client_socket( - socket.sock, read_timeout_sec_, read_timeout_usec_, - write_timeout_sec_, write_timeout_usec_, max_timeout_msec_, - start_time, [&](Stream &strm) { - Request req3; - req3.method = "CONNECT"; - req3.path = host_and_port_; - req3.headers.insert(detail::make_digest_authentication_header( - req3, auth, 1, detail::random_string(10), - proxy_digest_auth_username_, proxy_digest_auth_password_, - true)); - if (max_timeout_msec_ > 0) { - req3.start_time_ = std::chrono::steady_clock::now(); - } - return process_request(strm, req3, proxy_res, false, error); - })) { - // Thread-safe to close everything because we are assuming there are - // no requests in flight - shutdown_ssl(socket, true); - shutdown_socket(socket); - close_socket(socket); - success = false; - return false; + if (req.body.empty()) { + if (req.content_provider_) { + if (!req.is_chunked_content_provider_) { + if (!req.has_header("Content-Length")) { + auto length = std::to_string(req.content_length_); + req.set_header("Content-Length", length); + } + } + } + else { + if (req.method == "POST" || req.method == "PUT" || + req.method == "PATCH") { + req.set_header("Content-Length", "0"); + } + } } - } + else { + if (!req.has_header("Content-Type")) { + req.set_header("Content-Type", "text/plain"); + } + + if (!req.has_header("Content-Length")) { + auto length = std::to_string(req.body.size()); + req.set_header("Content-Length", length); + } + } + + if (!basic_auth_password_.empty() || !basic_auth_username_.empty()) { + if (!req.has_header("Authorization")) { + req.headers.insert(make_basic_authentication_header( + basic_auth_username_, basic_auth_password_, false)); + } + } + + if (!proxy_basic_auth_username_.empty() && + !proxy_basic_auth_password_.empty()) { + if (!req.has_header("Proxy-Authorization")) { + req.headers.insert(make_basic_authentication_header( + proxy_basic_auth_username_, proxy_basic_auth_password_, true)); + } + } + + if (!bearer_token_auth_token_.empty()) { + if (!req.has_header("Authorization")) { + req.headers.insert(make_bearer_token_authentication_header( + bearer_token_auth_token_, false)); + } + } + + if (!proxy_bearer_token_auth_token_.empty()) { + if (!req.has_header("Proxy-Authorization")) { + req.headers.insert(make_bearer_token_authentication_header( + proxy_bearer_token_auth_token_, true)); + } + } + + // Request line and headers + { + detail::BufferStream bstrm; + + const auto& path_with_query = + req.params.empty() ? req.path + : append_query_params(req.path, req.params); + + const auto& path = + url_encode_ ? detail::encode_url(path_with_query) : path_with_query; + + detail::write_request_line(bstrm, req.method, path); + + header_writer_(bstrm, req.headers); + + // Flush buffer + auto& data = bstrm.get_buffer(); + if (!detail::write_data(strm, data.data(), data.size())) { + error = Error::Write; + return false; + } + } + + // Body + if (req.body.empty()) { + return write_content_with_provider(strm, req, error); + } + + if (!detail::write_data(strm, req.body.data(), req.body.size())) { + error = Error::Write; + return false; + } + + return true; } - } - // If status code is not 200, proxy request is failed. - // Set error to ProxyConnection and return proxy response - // as the response of the request - if (proxy_res.status != StatusCode::OK_200) { - error = Error::ProxyConnection; - res = std::move(proxy_res); - // Thread-safe to close everything because we are assuming there are - // no requests in flight - shutdown_ssl(socket, true); - shutdown_socket(socket); - close_socket(socket); - return false; - } + inline std::unique_ptr ClientImpl::send_with_content_provider( + Request& req, const char* body, size_t content_length, + ContentProvider content_provider, + ContentProviderWithoutLength content_provider_without_length, + const std::string& content_type, Error& error) + { + if (!content_type.empty()) { req.set_header("Content-Type", content_type); } - return true; +#ifdef CPPHTTPLIB_ZLIB_SUPPORT + if (compress_) { req.set_header("Content-Encoding", "gzip"); } +#endif + +#ifdef CPPHTTPLIB_ZLIB_SUPPORT + if (compress_ && !content_provider_without_length) { + // TODO: Brotli support + detail::gzip_compressor compressor; + + if (content_provider) { + auto ok = true; + size_t offset = 0; + DataSink data_sink; + + data_sink.write = [&](const char* data, size_t data_len) -> bool { + if (ok) { + auto last = offset + data_len == content_length; + + auto ret = compressor.compress( + data, data_len, last, + [&](const char* compressed_data, size_t compressed_data_len) { + req.body.append(compressed_data, compressed_data_len); + return true; + }); + + if (ret) { + offset += data_len; + } + else { + ok = false; + } + } + return ok; + }; + + while (ok && offset < content_length) { + if (!content_provider(offset, content_length - offset, data_sink)) { + error = Error::Canceled; + return nullptr; + } + } + } + else { + if (!compressor.compress(body, content_length, true, + [&](const char* data, size_t data_len) { + req.body.append(data, data_len); + return true; + })) { + error = Error::Compression; + return nullptr; + } + } + } + else +#endif + { + if (content_provider) { + req.content_length_ = content_length; + req.content_provider_ = std::move(content_provider); + req.is_chunked_content_provider_ = false; + } + else if (content_provider_without_length) { + req.content_length_ = 0; + req.content_provider_ = detail::ContentProviderAdapter( + std::move(content_provider_without_length)); + req.is_chunked_content_provider_ = true; + req.set_header("Transfer-Encoding", "chunked"); + } + else { + req.body.assign(body, content_length); + } + } + + auto res = detail::make_unique(); + return send(req, *res, error) ? std::move(res) : nullptr; + } + + inline Result ClientImpl::send_with_content_provider( + const std::string& method, const std::string& path, const Headers& headers, + const char* body, size_t content_length, ContentProvider content_provider, + ContentProviderWithoutLength content_provider_without_length, + const std::string& content_type, Progress progress) + { + Request req; + req.method = method; + req.headers = headers; + req.path = path; + req.progress = progress; + if (max_timeout_msec_ > 0) { + req.start_time_ = std::chrono::steady_clock::now(); + } + + auto error = Error::Success; + + auto res = send_with_content_provider( + req, body, content_length, std::move(content_provider), + std::move(content_provider_without_length), content_type, error); + + return Result{ std::move(res), error, std::move(req.headers) }; + } + + inline std::string + ClientImpl::adjust_host_string(const std::string& host) const + { + if (host.find(':') != std::string::npos) { return "[" + host + "]"; } + return host; + } + + inline bool ClientImpl::process_request(Stream& strm, Request& req, + Response& res, bool close_connection, + Error& error) + { + // Send request + if (!write_request(strm, req, close_connection, error)) { return false; } + +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + if (is_ssl()) { + auto is_proxy_enabled = !proxy_host_.empty() && proxy_port_ != -1; + if (!is_proxy_enabled) { + if (detail::is_ssl_peer_could_be_closed(socket_.ssl, socket_.sock)) { + error = Error::SSLPeerCouldBeClosed_; + return false; + } + } + } +#endif + + // Receive response and headers + if (!read_response_line(strm, req, res) || + !detail::read_headers(strm, res.headers)) { + error = Error::Read; + return false; + } + + // Body + if ((res.status != StatusCode::NoContent_204) && req.method != "HEAD" && + req.method != "CONNECT") { + auto redirect = 300 < res.status && res.status < 400 && + res.status != StatusCode::NotModified_304 && + follow_location_; + + if (req.response_handler && !redirect) { + if (!req.response_handler(res)) { + error = Error::Canceled; + return false; + } + } + + auto out = + req.content_receiver + ? static_cast( + [&](const char* buf, size_t n, uint64_t off, uint64_t len) { + if (redirect) { return true; } + auto ret = req.content_receiver(buf, n, off, len); + if (!ret) { error = Error::Canceled; } + return ret; + }) + : static_cast( + [&](const char* buf, size_t n, uint64_t /*off*/, + uint64_t /*len*/) { + assert(res.body.size() + n <= res.body.max_size()); + res.body.append(buf, n); + return true; + }); + + auto progress = [&](uint64_t current, uint64_t total) { + if (!req.progress || redirect) { return true; } + auto ret = req.progress(current, total); + if (!ret) { error = Error::Canceled; } + return ret; + }; + + if (res.has_header("Content-Length")) { + if (!req.content_receiver) { + auto len = res.get_header_value_u64("Content-Length"); + if (len > res.body.max_size()) { + error = Error::Read; + return false; + } + res.body.reserve(static_cast(len)); + } + } + + if (res.status != StatusCode::NotModified_304) { + int dummy_status; + if (!detail::read_content(strm, res, (std::numeric_limits::max)(), + dummy_status, std::move(progress), + std::move(out), decompress_)) { + if (error != Error::Canceled) { error = Error::Read; } + return false; + } + } + } + + // Log + if (logger_) { logger_(req, res); } + + return true; + } + + inline ContentProviderWithoutLength ClientImpl::get_multipart_content_provider( + const std::string& boundary, const MultipartFormDataItems& items, + const MultipartFormDataProviderItems& provider_items) const + { + size_t cur_item = 0; + size_t cur_start = 0; + // cur_item and cur_start are copied to within the std::function and maintain + // state between successive calls + return [&, cur_item, cur_start](size_t offset, + DataSink& sink) mutable -> bool { + if (!offset && !items.empty()) { + sink.os << detail::serialize_multipart_formdata(items, boundary, false); + return true; + } + else if (cur_item < provider_items.size()) { + if (!cur_start) { + const auto& begin = detail::serialize_multipart_formdata_item_begin( + provider_items[cur_item], boundary); + offset += begin.size(); + cur_start = offset; + sink.os << begin; + } + + DataSink cur_sink; + auto has_data = true; + cur_sink.write = sink.write; + cur_sink.done = [&]() { has_data = false; }; + + if (!provider_items[cur_item].provider(offset - cur_start, cur_sink)) { + return false; + } + + if (!has_data) { + sink.os << detail::serialize_multipart_formdata_item_end(); + cur_item++; + cur_start = 0; + } + return true; + } + else { + sink.os << detail::serialize_multipart_formdata_finish(boundary); + sink.done(); + return true; + } + }; + } + + inline bool ClientImpl::process_socket( + const Socket& socket, + std::chrono::time_point start_time, + std::function callback) + { + return detail::process_client_socket( + socket.sock, read_timeout_sec_, read_timeout_usec_, write_timeout_sec_, + write_timeout_usec_, max_timeout_msec_, start_time, std::move(callback)); + } + + inline bool ClientImpl::is_ssl() const { return false; } + + inline Result ClientImpl::Get(const std::string& path) + { + return Get(path, Headers(), Progress()); + } + + inline Result ClientImpl::Get(const std::string& path, Progress progress) + { + return Get(path, Headers(), std::move(progress)); + } + + inline Result ClientImpl::Get(const std::string& path, const Headers& headers) + { + return Get(path, headers, Progress()); + } + + inline Result ClientImpl::Get(const std::string& path, const Headers& headers, + Progress progress) + { + Request req; + req.method = "GET"; + req.path = path; + req.headers = headers; + req.progress = std::move(progress); + if (max_timeout_msec_ > 0) { + req.start_time_ = std::chrono::steady_clock::now(); + } + + return send_(std::move(req)); + } + + inline Result ClientImpl::Get(const std::string& path, + ContentReceiver content_receiver) + { + return Get(path, Headers(), nullptr, std::move(content_receiver), nullptr); + } + + inline Result ClientImpl::Get(const std::string& path, + ContentReceiver content_receiver, + Progress progress) + { + return Get(path, Headers(), nullptr, std::move(content_receiver), + std::move(progress)); + } + + inline Result ClientImpl::Get(const std::string& path, const Headers& headers, + ContentReceiver content_receiver) + { + return Get(path, headers, nullptr, std::move(content_receiver), nullptr); + } + + inline Result ClientImpl::Get(const std::string& path, const Headers& headers, + ContentReceiver content_receiver, + Progress progress) + { + return Get(path, headers, nullptr, std::move(content_receiver), + std::move(progress)); + } + + inline Result ClientImpl::Get(const std::string& path, + ResponseHandler response_handler, + ContentReceiver content_receiver) + { + return Get(path, Headers(), std::move(response_handler), + std::move(content_receiver), nullptr); + } + + inline Result ClientImpl::Get(const std::string& path, const Headers& headers, + ResponseHandler response_handler, + ContentReceiver content_receiver) + { + return Get(path, headers, std::move(response_handler), + std::move(content_receiver), nullptr); + } + + inline Result ClientImpl::Get(const std::string& path, + ResponseHandler response_handler, + ContentReceiver content_receiver, + Progress progress) + { + return Get(path, Headers(), std::move(response_handler), + std::move(content_receiver), std::move(progress)); + } + + inline Result ClientImpl::Get(const std::string& path, const Headers& headers, + ResponseHandler response_handler, + ContentReceiver content_receiver, + Progress progress) + { + Request req; + req.method = "GET"; + req.path = path; + req.headers = headers; + req.response_handler = std::move(response_handler); + req.content_receiver = + [content_receiver](const char* data, size_t data_length, + uint64_t /*offset*/, uint64_t /*total_length*/) { + return content_receiver(data, data_length); + }; + req.progress = std::move(progress); + if (max_timeout_msec_ > 0) { + req.start_time_ = std::chrono::steady_clock::now(); + } + + return send_(std::move(req)); + } + + inline Result ClientImpl::Get(const std::string& path, const Params& params, + const Headers& headers, Progress progress) + { + if (params.empty()) { return Get(path, headers); } + + std::string path_with_query = append_query_params(path, params); + return Get(path_with_query, headers, std::move(progress)); + } + + inline Result ClientImpl::Get(const std::string& path, const Params& params, + const Headers& headers, + ContentReceiver content_receiver, + Progress progress) + { + return Get(path, params, headers, nullptr, std::move(content_receiver), + std::move(progress)); + } + + inline Result ClientImpl::Get(const std::string& path, const Params& params, + const Headers& headers, + ResponseHandler response_handler, + ContentReceiver content_receiver, + Progress progress) + { + if (params.empty()) { + return Get(path, headers, std::move(response_handler), + std::move(content_receiver), std::move(progress)); + } + + std::string path_with_query = append_query_params(path, params); + return Get(path_with_query, headers, std::move(response_handler), + std::move(content_receiver), std::move(progress)); + } + + inline Result ClientImpl::Head(const std::string& path) + { + return Head(path, Headers()); + } + + inline Result ClientImpl::Head(const std::string& path, + const Headers& headers) + { + Request req; + req.method = "HEAD"; + req.headers = headers; + req.path = path; + if (max_timeout_msec_ > 0) { + req.start_time_ = std::chrono::steady_clock::now(); + } + + return send_(std::move(req)); + } + + inline Result ClientImpl::Post(const std::string& path) + { + return Post(path, std::string(), std::string()); + } + + inline Result ClientImpl::Post(const std::string& path, + const Headers& headers) + { + return Post(path, headers, nullptr, 0, std::string()); + } + + inline Result ClientImpl::Post(const std::string& path, const char* body, + size_t content_length, + const std::string& content_type) + { + return Post(path, Headers(), body, content_length, content_type, nullptr); + } + + inline Result ClientImpl::Post(const std::string& path, const Headers& headers, + const char* body, size_t content_length, + const std::string& content_type) + { + return send_with_content_provider("POST", path, headers, body, content_length, + nullptr, nullptr, content_type, nullptr); + } + + inline Result ClientImpl::Post(const std::string& path, const Headers& headers, + const char* body, size_t content_length, + const std::string& content_type, + Progress progress) + { + return send_with_content_provider("POST", path, headers, body, content_length, + nullptr, nullptr, content_type, progress); + } + + inline Result ClientImpl::Post(const std::string& path, const std::string& body, + const std::string& content_type) + { + return Post(path, Headers(), body, content_type); + } + + inline Result ClientImpl::Post(const std::string& path, const std::string& body, + const std::string& content_type, + Progress progress) + { + return Post(path, Headers(), body, content_type, progress); + } + + inline Result ClientImpl::Post(const std::string& path, const Headers& headers, + const std::string& body, + const std::string& content_type) + { + return send_with_content_provider("POST", path, headers, body.data(), + body.size(), nullptr, nullptr, content_type, + nullptr); + } + + inline Result ClientImpl::Post(const std::string& path, const Headers& headers, + const std::string& body, + const std::string& content_type, + Progress progress) + { + return send_with_content_provider("POST", path, headers, body.data(), + body.size(), nullptr, nullptr, content_type, + progress); + } + + inline Result ClientImpl::Post(const std::string& path, const Params& params) + { + return Post(path, Headers(), params); + } + + inline Result ClientImpl::Post(const std::string& path, size_t content_length, + ContentProvider content_provider, + const std::string& content_type) + { + return Post(path, Headers(), content_length, std::move(content_provider), + content_type); + } + + inline Result ClientImpl::Post(const std::string& path, + ContentProviderWithoutLength content_provider, + const std::string& content_type) + { + return Post(path, Headers(), std::move(content_provider), content_type); + } + + inline Result ClientImpl::Post(const std::string& path, const Headers& headers, + size_t content_length, + ContentProvider content_provider, + const std::string& content_type) + { + return send_with_content_provider("POST", path, headers, nullptr, + content_length, std::move(content_provider), + nullptr, content_type, nullptr); + } + + inline Result ClientImpl::Post(const std::string& path, const Headers& headers, + ContentProviderWithoutLength content_provider, + const std::string& content_type) + { + return send_with_content_provider("POST", path, headers, nullptr, 0, nullptr, + std::move(content_provider), content_type, + nullptr); + } + + inline Result ClientImpl::Post(const std::string& path, const Headers& headers, + const Params& params) + { + auto query = detail::params_to_query_str(params); + return Post(path, headers, query, "application/x-www-form-urlencoded"); + } + + inline Result ClientImpl::Post(const std::string& path, const Headers& headers, + const Params& params, Progress progress) + { + auto query = detail::params_to_query_str(params); + return Post(path, headers, query, "application/x-www-form-urlencoded", + progress); + } + + inline Result ClientImpl::Post(const std::string& path, + const MultipartFormDataItems& items) + { + return Post(path, Headers(), items); + } + + inline Result ClientImpl::Post(const std::string& path, const Headers& headers, + const MultipartFormDataItems& items) + { + const auto& boundary = detail::make_multipart_data_boundary(); + const auto& content_type = + detail::serialize_multipart_formdata_get_content_type(boundary); + const auto& body = detail::serialize_multipart_formdata(items, boundary); + return Post(path, headers, body, content_type); + } + + inline Result ClientImpl::Post(const std::string& path, const Headers& headers, + const MultipartFormDataItems& items, + const std::string& boundary) + { + if (!detail::is_multipart_boundary_chars_valid(boundary)) { + return Result{ nullptr, Error::UnsupportedMultipartBoundaryChars }; + } + + const auto& content_type = + detail::serialize_multipart_formdata_get_content_type(boundary); + const auto& body = detail::serialize_multipart_formdata(items, boundary); + return Post(path, headers, body, content_type); + } + + inline Result + ClientImpl::Post(const std::string& path, const Headers& headers, + const MultipartFormDataItems& items, + const MultipartFormDataProviderItems& provider_items) + { + const auto& boundary = detail::make_multipart_data_boundary(); + const auto& content_type = + detail::serialize_multipart_formdata_get_content_type(boundary); + return send_with_content_provider( + "POST", path, headers, nullptr, 0, nullptr, + get_multipart_content_provider(boundary, items, provider_items), + content_type, nullptr); + } + + inline Result ClientImpl::Put(const std::string& path) + { + return Put(path, std::string(), std::string()); + } + + inline Result ClientImpl::Put(const std::string& path, const char* body, + size_t content_length, + const std::string& content_type) + { + return Put(path, Headers(), body, content_length, content_type); + } + + inline Result ClientImpl::Put(const std::string& path, const Headers& headers, + const char* body, size_t content_length, + const std::string& content_type) + { + return send_with_content_provider("PUT", path, headers, body, content_length, + nullptr, nullptr, content_type, nullptr); + } + + inline Result ClientImpl::Put(const std::string& path, const Headers& headers, + const char* body, size_t content_length, + const std::string& content_type, + Progress progress) + { + return send_with_content_provider("PUT", path, headers, body, content_length, + nullptr, nullptr, content_type, progress); + } + + inline Result ClientImpl::Put(const std::string& path, const std::string& body, + const std::string& content_type) + { + return Put(path, Headers(), body, content_type); + } + + inline Result ClientImpl::Put(const std::string& path, const std::string& body, + const std::string& content_type, + Progress progress) + { + return Put(path, Headers(), body, content_type, progress); + } + + inline Result ClientImpl::Put(const std::string& path, const Headers& headers, + const std::string& body, + const std::string& content_type) + { + return send_with_content_provider("PUT", path, headers, body.data(), + body.size(), nullptr, nullptr, content_type, + nullptr); + } + + inline Result ClientImpl::Put(const std::string& path, const Headers& headers, + const std::string& body, + const std::string& content_type, + Progress progress) + { + return send_with_content_provider("PUT", path, headers, body.data(), + body.size(), nullptr, nullptr, content_type, + progress); + } + + inline Result ClientImpl::Put(const std::string& path, size_t content_length, + ContentProvider content_provider, + const std::string& content_type) + { + return Put(path, Headers(), content_length, std::move(content_provider), + content_type); + } + + inline Result ClientImpl::Put(const std::string& path, + ContentProviderWithoutLength content_provider, + const std::string& content_type) + { + return Put(path, Headers(), std::move(content_provider), content_type); + } + + inline Result ClientImpl::Put(const std::string& path, const Headers& headers, + size_t content_length, + ContentProvider content_provider, + const std::string& content_type) + { + return send_with_content_provider("PUT", path, headers, nullptr, + content_length, std::move(content_provider), + nullptr, content_type, nullptr); + } + + inline Result ClientImpl::Put(const std::string& path, const Headers& headers, + ContentProviderWithoutLength content_provider, + const std::string& content_type) + { + return send_with_content_provider("PUT", path, headers, nullptr, 0, nullptr, + std::move(content_provider), content_type, + nullptr); + } + + inline Result ClientImpl::Put(const std::string& path, const Params& params) + { + return Put(path, Headers(), params); + } + + inline Result ClientImpl::Put(const std::string& path, const Headers& headers, + const Params& params) + { + auto query = detail::params_to_query_str(params); + return Put(path, headers, query, "application/x-www-form-urlencoded"); + } + + inline Result ClientImpl::Put(const std::string& path, const Headers& headers, + const Params& params, Progress progress) + { + auto query = detail::params_to_query_str(params); + return Put(path, headers, query, "application/x-www-form-urlencoded", + progress); + } + + inline Result ClientImpl::Put(const std::string& path, + const MultipartFormDataItems& items) + { + return Put(path, Headers(), items); + } + + inline Result ClientImpl::Put(const std::string& path, const Headers& headers, + const MultipartFormDataItems& items) + { + const auto& boundary = detail::make_multipart_data_boundary(); + const auto& content_type = + detail::serialize_multipart_formdata_get_content_type(boundary); + const auto& body = detail::serialize_multipart_formdata(items, boundary); + return Put(path, headers, body, content_type); + } + + inline Result ClientImpl::Put(const std::string& path, const Headers& headers, + const MultipartFormDataItems& items, + const std::string& boundary) + { + if (!detail::is_multipart_boundary_chars_valid(boundary)) { + return Result{ nullptr, Error::UnsupportedMultipartBoundaryChars }; + } + + const auto& content_type = + detail::serialize_multipart_formdata_get_content_type(boundary); + const auto& body = detail::serialize_multipart_formdata(items, boundary); + return Put(path, headers, body, content_type); + } + + inline Result + ClientImpl::Put(const std::string& path, const Headers& headers, + const MultipartFormDataItems& items, + const MultipartFormDataProviderItems& provider_items) + { + const auto& boundary = detail::make_multipart_data_boundary(); + const auto& content_type = + detail::serialize_multipart_formdata_get_content_type(boundary); + return send_with_content_provider( + "PUT", path, headers, nullptr, 0, nullptr, + get_multipart_content_provider(boundary, items, provider_items), + content_type, nullptr); + } + inline Result ClientImpl::Patch(const std::string& path) + { + return Patch(path, std::string(), std::string()); + } + + inline Result ClientImpl::Patch(const std::string& path, const char* body, + size_t content_length, + const std::string& content_type) + { + return Patch(path, Headers(), body, content_length, content_type); + } + + inline Result ClientImpl::Patch(const std::string& path, const char* body, + size_t content_length, + const std::string& content_type, + Progress progress) + { + return Patch(path, Headers(), body, content_length, content_type, progress); + } + + inline Result ClientImpl::Patch(const std::string& path, const Headers& headers, + const char* body, size_t content_length, + const std::string& content_type) + { + return Patch(path, headers, body, content_length, content_type, nullptr); + } + + inline Result ClientImpl::Patch(const std::string& path, const Headers& headers, + const char* body, size_t content_length, + const std::string& content_type, + Progress progress) + { + return send_with_content_provider("PATCH", path, headers, body, + content_length, nullptr, nullptr, + content_type, progress); + } + + inline Result ClientImpl::Patch(const std::string& path, + const std::string& body, + const std::string& content_type) + { + return Patch(path, Headers(), body, content_type); + } + + inline Result ClientImpl::Patch(const std::string& path, + const std::string& body, + const std::string& content_type, + Progress progress) + { + return Patch(path, Headers(), body, content_type, progress); + } + + inline Result ClientImpl::Patch(const std::string& path, const Headers& headers, + const std::string& body, + const std::string& content_type) + { + return Patch(path, headers, body, content_type, nullptr); + } + + inline Result ClientImpl::Patch(const std::string& path, const Headers& headers, + const std::string& body, + const std::string& content_type, + Progress progress) + { + return send_with_content_provider("PATCH", path, headers, body.data(), + body.size(), nullptr, nullptr, content_type, + progress); + } + + inline Result ClientImpl::Patch(const std::string& path, size_t content_length, + ContentProvider content_provider, + const std::string& content_type) + { + return Patch(path, Headers(), content_length, std::move(content_provider), + content_type); + } + + inline Result ClientImpl::Patch(const std::string& path, + ContentProviderWithoutLength content_provider, + const std::string& content_type) + { + return Patch(path, Headers(), std::move(content_provider), content_type); + } + + inline Result ClientImpl::Patch(const std::string& path, const Headers& headers, + size_t content_length, + ContentProvider content_provider, + const std::string& content_type) + { + return send_with_content_provider("PATCH", path, headers, nullptr, + content_length, std::move(content_provider), + nullptr, content_type, nullptr); + } + + inline Result ClientImpl::Patch(const std::string& path, const Headers& headers, + ContentProviderWithoutLength content_provider, + const std::string& content_type) + { + return send_with_content_provider("PATCH", path, headers, nullptr, 0, nullptr, + std::move(content_provider), content_type, + nullptr); + } + + inline Result ClientImpl::Delete(const std::string& path) + { + return Delete(path, Headers(), std::string(), std::string()); + } + + inline Result ClientImpl::Delete(const std::string& path, + const Headers& headers) + { + return Delete(path, headers, std::string(), std::string()); + } + + inline Result ClientImpl::Delete(const std::string& path, const char* body, + size_t content_length, + const std::string& content_type) + { + return Delete(path, Headers(), body, content_length, content_type); + } + + inline Result ClientImpl::Delete(const std::string& path, const char* body, + size_t content_length, + const std::string& content_type, + Progress progress) + { + return Delete(path, Headers(), body, content_length, content_type, progress); + } + + inline Result ClientImpl::Delete(const std::string& path, + const Headers& headers, const char* body, + size_t content_length, + const std::string& content_type) + { + return Delete(path, headers, body, content_length, content_type, nullptr); + } + + inline Result ClientImpl::Delete(const std::string& path, + const Headers& headers, const char* body, + size_t content_length, + const std::string& content_type, + Progress progress) + { + Request req; + req.method = "DELETE"; + req.headers = headers; + req.path = path; + req.progress = progress; + if (max_timeout_msec_ > 0) { + req.start_time_ = std::chrono::steady_clock::now(); + } + + if (!content_type.empty()) { req.set_header("Content-Type", content_type); } + req.body.assign(body, content_length); + + return send_(std::move(req)); + } + + inline Result ClientImpl::Delete(const std::string& path, + const std::string& body, + const std::string& content_type) + { + return Delete(path, Headers(), body.data(), body.size(), content_type); + } + + inline Result ClientImpl::Delete(const std::string& path, + const std::string& body, + const std::string& content_type, + Progress progress) + { + return Delete(path, Headers(), body.data(), body.size(), content_type, + progress); + } + + inline Result ClientImpl::Delete(const std::string& path, + const Headers& headers, + const std::string& body, + const std::string& content_type) + { + return Delete(path, headers, body.data(), body.size(), content_type); + } + + inline Result ClientImpl::Delete(const std::string& path, + const Headers& headers, + const std::string& body, + const std::string& content_type, + Progress progress) + { + return Delete(path, headers, body.data(), body.size(), content_type, + progress); + } + + inline Result ClientImpl::Options(const std::string& path) + { + return Options(path, Headers()); + } + + inline Result ClientImpl::Options(const std::string& path, + const Headers& headers) + { + Request req; + req.method = "OPTIONS"; + req.headers = headers; + req.path = path; + if (max_timeout_msec_ > 0) { + req.start_time_ = std::chrono::steady_clock::now(); + } + + return send_(std::move(req)); + } + + inline void ClientImpl::stop() + { + std::lock_guard guard(socket_mutex_); + + // If there is anything ongoing right now, the ONLY thread-safe thing we can + // do is to shutdown_socket, so that threads using this socket suddenly + // discover they can't read/write any more and error out. Everything else + // (closing the socket, shutting ssl down) is unsafe because these actions are + // not thread-safe. + if (socket_requests_in_flight_ > 0) { + shutdown_socket(socket_); + + // Aside from that, we set a flag for the socket to be closed when we're + // done. + socket_should_be_closed_when_request_is_done_ = true; + return; + } + + // Otherwise, still holding the mutex, we can shut everything down ourselves + shutdown_ssl(socket_, true); + shutdown_socket(socket_); + close_socket(socket_); + } + + inline std::string ClientImpl::host() const { return host_; } + + inline int ClientImpl::port() const { return port_; } + + inline size_t ClientImpl::is_socket_open() const + { + std::lock_guard guard(socket_mutex_); + return socket_.is_open(); + } + + inline socket_t ClientImpl::socket() const { return socket_.sock; } + + inline void ClientImpl::set_connection_timeout(time_t sec, time_t usec) + { + connection_timeout_sec_ = sec; + connection_timeout_usec_ = usec; + } + + inline void ClientImpl::set_read_timeout(time_t sec, time_t usec) + { + read_timeout_sec_ = sec; + read_timeout_usec_ = usec; + } + + inline void ClientImpl::set_write_timeout(time_t sec, time_t usec) + { + write_timeout_sec_ = sec; + write_timeout_usec_ = usec; + } + + inline void ClientImpl::set_max_timeout(time_t msec) + { + max_timeout_msec_ = msec; + } + + inline void ClientImpl::set_basic_auth(const std::string& username, + const std::string& password) + { + basic_auth_username_ = username; + basic_auth_password_ = password; + } + + inline void ClientImpl::set_bearer_token_auth(const std::string& token) + { + bearer_token_auth_token_ = token; + } + +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + inline void ClientImpl::set_digest_auth(const std::string& username, + const std::string& password) + { + digest_auth_username_ = username; + digest_auth_password_ = password; + } +#endif + + inline void ClientImpl::set_keep_alive(bool on) { keep_alive_ = on; } + + inline void ClientImpl::set_follow_location(bool on) { follow_location_ = on; } + + inline void ClientImpl::set_url_encode(bool on) { url_encode_ = on; } + + inline void + ClientImpl::set_hostname_addr_map(std::map addr_map) + { + addr_map_ = std::move(addr_map); + } + + inline void ClientImpl::set_default_headers(Headers headers) + { + default_headers_ = std::move(headers); + } + + inline void ClientImpl::set_header_writer( + std::function const& writer) + { + header_writer_ = writer; + } + + inline void ClientImpl::set_address_family(int family) + { + address_family_ = family; + } + + inline void ClientImpl::set_tcp_nodelay(bool on) { tcp_nodelay_ = on; } + + inline void ClientImpl::set_ipv6_v6only(bool on) { ipv6_v6only_ = on; } + + inline void ClientImpl::set_socket_options(SocketOptions socket_options) + { + socket_options_ = std::move(socket_options); + } + + inline void ClientImpl::set_compress(bool on) { compress_ = on; } + + inline void ClientImpl::set_decompress(bool on) { decompress_ = on; } + + inline void ClientImpl::set_interface(const std::string& intf) + { + interface_ = intf; + } + + inline void ClientImpl::set_proxy(const std::string& host, int port) + { + proxy_host_ = host; + proxy_port_ = port; + } + + inline void ClientImpl::set_proxy_basic_auth(const std::string& username, + const std::string& password) + { + proxy_basic_auth_username_ = username; + proxy_basic_auth_password_ = password; + } + + inline void ClientImpl::set_proxy_bearer_token_auth(const std::string& token) + { + proxy_bearer_token_auth_token_ = token; + } + +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + inline void ClientImpl::set_proxy_digest_auth(const std::string& username, + const std::string& password) + { + proxy_digest_auth_username_ = username; + proxy_digest_auth_password_ = password; + } + + inline void ClientImpl::set_ca_cert_path(const std::string& ca_cert_file_path, + const std::string& ca_cert_dir_path) + { + ca_cert_file_path_ = ca_cert_file_path; + ca_cert_dir_path_ = ca_cert_dir_path; + } + + inline void ClientImpl::set_ca_cert_store(X509_STORE* ca_cert_store) + { + if (ca_cert_store && ca_cert_store != ca_cert_store_) { + ca_cert_store_ = ca_cert_store; + } + } + + inline X509_STORE* ClientImpl::create_ca_cert_store(const char* ca_cert, + std::size_t size) const + { + auto mem = BIO_new_mem_buf(ca_cert, static_cast(size)); + auto se = detail::scope_exit([&] { BIO_free_all(mem); }); + if (!mem) { return nullptr; } + + auto inf = PEM_X509_INFO_read_bio(mem, nullptr, nullptr, nullptr); + if (!inf) { return nullptr; } + + auto cts = X509_STORE_new(); + if (cts) { + for (auto i = 0; i < static_cast(sk_X509_INFO_num(inf)); i++) { + auto itmp = sk_X509_INFO_value(inf, i); + if (!itmp) { continue; } + + if (itmp->x509) { X509_STORE_add_cert(cts, itmp->x509); } + if (itmp->crl) { X509_STORE_add_crl(cts, itmp->crl); } + } + } + + sk_X509_INFO_pop_free(inf, X509_INFO_free); + return cts; + } + + inline void ClientImpl::enable_server_certificate_verification(bool enabled) + { + server_certificate_verification_ = enabled; + } + + inline void ClientImpl::enable_server_hostname_verification(bool enabled) + { + server_hostname_verification_ = enabled; + } + + inline void ClientImpl::set_server_certificate_verifier( + std::function verifier) + { + server_certificate_verifier_ = verifier; + } +#endif + + inline void ClientImpl::set_logger(Logger logger) + { + logger_ = std::move(logger); + } + + /* + * SSL Implementation + */ +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + namespace detail + { + + template + inline SSL* ssl_new(socket_t sock, SSL_CTX* ctx, std::mutex& ctx_mutex, + U SSL_connect_or_accept, V setup) + { + SSL* ssl = nullptr; + { + std::lock_guard guard(ctx_mutex); + ssl = SSL_new(ctx); + } + + if (ssl) { + set_nonblocking(sock, true); + auto bio = BIO_new_socket(static_cast(sock), BIO_NOCLOSE); + BIO_set_nbio(bio, 1); + SSL_set_bio(ssl, bio, bio); + + if (!setup(ssl) || SSL_connect_or_accept(ssl) != 1) { + SSL_shutdown(ssl); + { + std::lock_guard guard(ctx_mutex); + SSL_free(ssl); + } + set_nonblocking(sock, false); + return nullptr; + } + BIO_set_nbio(bio, 0); + set_nonblocking(sock, false); + } + + return ssl; + } + + inline void ssl_delete(std::mutex& ctx_mutex, SSL* ssl, socket_t sock, + bool shutdown_gracefully) + { + // sometimes we may want to skip this to try to avoid SIGPIPE if we know + // the remote has closed the network connection + // Note that it is not always possible to avoid SIGPIPE, this is merely a + // best-efforts. + if (shutdown_gracefully) { + (void)(sock); + // SSL_shutdown() returns 0 on first call (indicating close_notify alert + // sent) and 1 on subsequent call (indicating close_notify alert received) + if (SSL_shutdown(ssl) == 0) { + // Expected to return 1, but even if it doesn't, we free ssl + SSL_shutdown(ssl); + } + } + + std::lock_guard guard(ctx_mutex); + SSL_free(ssl); + } + + template + bool ssl_connect_or_accept_nonblocking(socket_t sock, SSL* ssl, + U ssl_connect_or_accept, + time_t timeout_sec, + time_t timeout_usec) + { + auto res = 0; + while ((res = ssl_connect_or_accept(ssl)) != 1) { + auto err = SSL_get_error(ssl, res); + switch (err) { + case SSL_ERROR_WANT_READ: + if (select_read(sock, timeout_sec, timeout_usec) > 0) { continue; } + break; + case SSL_ERROR_WANT_WRITE: + if (select_write(sock, timeout_sec, timeout_usec) > 0) { continue; } + break; + default: break; + } + return false; + } + return true; + } + + template + inline bool process_server_socket_ssl( + const std::atomic& svr_sock, SSL* ssl, socket_t sock, + size_t keep_alive_max_count, time_t keep_alive_timeout_sec, + time_t read_timeout_sec, time_t read_timeout_usec, time_t write_timeout_sec, + time_t write_timeout_usec, T callback) + { + return process_server_socket_core( + svr_sock, sock, keep_alive_max_count, keep_alive_timeout_sec, + [&](bool close_connection, bool& connection_closed) { + SSLSocketStream strm(sock, ssl, read_timeout_sec, read_timeout_usec, + write_timeout_sec, write_timeout_usec); + return callback(strm, close_connection, connection_closed); + }); + } + + template + inline bool process_client_socket_ssl( + SSL* ssl, socket_t sock, time_t read_timeout_sec, time_t read_timeout_usec, + time_t write_timeout_sec, time_t write_timeout_usec, + time_t max_timeout_msec, + std::chrono::time_point start_time, T callback) + { + SSLSocketStream strm(sock, ssl, read_timeout_sec, read_timeout_usec, + write_timeout_sec, write_timeout_usec, max_timeout_msec, + start_time); + return callback(strm); + } + + class SSLInit { + public: + SSLInit() + { + OPENSSL_init_ssl( + OPENSSL_INIT_LOAD_SSL_STRINGS | OPENSSL_INIT_LOAD_CRYPTO_STRINGS, NULL); + } + }; + + // SSL socket stream implementation + inline SSLSocketStream::SSLSocketStream( + socket_t sock, SSL* ssl, time_t read_timeout_sec, time_t read_timeout_usec, + time_t write_timeout_sec, time_t write_timeout_usec, + time_t max_timeout_msec, + std::chrono::time_point start_time) + : sock_(sock), ssl_(ssl), read_timeout_sec_(read_timeout_sec), + read_timeout_usec_(read_timeout_usec), + write_timeout_sec_(write_timeout_sec), + write_timeout_usec_(write_timeout_usec), + max_timeout_msec_(max_timeout_msec), start_time(start_time) + { + SSL_clear_mode(ssl, SSL_MODE_AUTO_RETRY); + } + + inline SSLSocketStream::~SSLSocketStream() = default; + + inline bool SSLSocketStream::is_readable() const + { + if (max_timeout_msec_ <= 0) { + return select_read(sock_, read_timeout_sec_, read_timeout_usec_) > 0; + } + + time_t read_timeout_sec; + time_t read_timeout_usec; + calc_actual_timeout(max_timeout_msec_, duration(), read_timeout_sec_, + read_timeout_usec_, read_timeout_sec, read_timeout_usec); + + return select_read(sock_, read_timeout_sec, read_timeout_usec) > 0; + } + + inline bool SSLSocketStream::is_writable() const + { + return select_write(sock_, write_timeout_sec_, write_timeout_usec_) > 0 && + is_socket_alive(sock_) && !is_ssl_peer_could_be_closed(ssl_, sock_); + } + + inline ssize_t SSLSocketStream::read(char* ptr, size_t size) + { + if (SSL_pending(ssl_) > 0) { + return SSL_read(ssl_, ptr, static_cast(size)); + } + else if (is_readable()) { + auto ret = SSL_read(ssl_, ptr, static_cast(size)); + if (ret < 0) { + auto err = SSL_get_error(ssl_, ret); + auto n = 1000; +#ifdef _WIN32 + while (--n >= 0 && (err == SSL_ERROR_WANT_READ || + (err == SSL_ERROR_SYSCALL && + WSAGetLastError() == WSAETIMEDOUT))) { +#else + while (--n >= 0 && err == SSL_ERROR_WANT_READ) { +#endif + if (SSL_pending(ssl_) > 0) { + return SSL_read(ssl_, ptr, static_cast(size)); + } + else if (is_readable()) { + std::this_thread::sleep_for(std::chrono::microseconds{ 10 }); + ret = SSL_read(ssl_, ptr, static_cast(size)); + if (ret >= 0) { return ret; } + err = SSL_get_error(ssl_, ret); + } + else { + return -1; + } + } + } + return ret; + } + else { + return -1; + } + } + + inline ssize_t SSLSocketStream::write(const char* ptr, size_t size) + { + if (is_writable()) { + auto handle_size = static_cast( + std::min(size, (std::numeric_limits::max)())); + + auto ret = SSL_write(ssl_, ptr, static_cast(handle_size)); + if (ret < 0) { + auto err = SSL_get_error(ssl_, ret); + auto n = 1000; +#ifdef _WIN32 + while (--n >= 0 && (err == SSL_ERROR_WANT_WRITE || + (err == SSL_ERROR_SYSCALL && + WSAGetLastError() == WSAETIMEDOUT))) { +#else + while (--n >= 0 && err == SSL_ERROR_WANT_WRITE) { +#endif + if (is_writable()) { + std::this_thread::sleep_for(std::chrono::microseconds{ 10 }); + ret = SSL_write(ssl_, ptr, static_cast(handle_size)); + if (ret >= 0) { return ret; } + err = SSL_get_error(ssl_, ret); + } + else { + return -1; + } + } + } + return ret; + } + return -1; + } + + inline void SSLSocketStream::get_remote_ip_and_port(std::string & ip, + int& port) const + { + detail::get_remote_ip_and_port(sock_, ip, port); + } + + inline void SSLSocketStream::get_local_ip_and_port(std::string & ip, + int& port) const + { + detail::get_local_ip_and_port(sock_, ip, port); + } + + inline socket_t SSLSocketStream::socket() const { return sock_; } + + inline time_t SSLSocketStream::duration() const + { + return std::chrono::duration_cast( + std::chrono::steady_clock::now() - start_time) + .count(); + } + + static SSLInit sslinit_; + + } // namespace detail + + // SSL HTTP server implementation + inline SSLServer::SSLServer(const char* cert_path, const char* private_key_path, + const char* client_ca_cert_file_path, + const char* client_ca_cert_dir_path, + const char* private_key_password) + { + ctx_ = SSL_CTX_new(TLS_server_method()); + + if (ctx_) { + SSL_CTX_set_options(ctx_, + SSL_OP_NO_COMPRESSION | + SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION); + + SSL_CTX_set_min_proto_version(ctx_, TLS1_2_VERSION); + + if (private_key_password != nullptr && (private_key_password[0] != '\0')) { + SSL_CTX_set_default_passwd_cb_userdata( + ctx_, + reinterpret_cast(const_cast(private_key_password))); + } + + if (SSL_CTX_use_certificate_chain_file(ctx_, cert_path) != 1 || + SSL_CTX_use_PrivateKey_file(ctx_, private_key_path, SSL_FILETYPE_PEM) != + 1 || + SSL_CTX_check_private_key(ctx_) != 1) { + SSL_CTX_free(ctx_); + ctx_ = nullptr; + } + else if (client_ca_cert_file_path || client_ca_cert_dir_path) { + SSL_CTX_load_verify_locations(ctx_, client_ca_cert_file_path, + client_ca_cert_dir_path); + + SSL_CTX_set_verify( + ctx_, SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT, nullptr); + } + } + } + + inline SSLServer::SSLServer(X509 * cert, EVP_PKEY * private_key, + X509_STORE * client_ca_cert_store) + { + ctx_ = SSL_CTX_new(TLS_server_method()); + + if (ctx_) { + SSL_CTX_set_options(ctx_, + SSL_OP_NO_COMPRESSION | + SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION); + + SSL_CTX_set_min_proto_version(ctx_, TLS1_2_VERSION); + + if (SSL_CTX_use_certificate(ctx_, cert) != 1 || + SSL_CTX_use_PrivateKey(ctx_, private_key) != 1) { + SSL_CTX_free(ctx_); + ctx_ = nullptr; + } + else if (client_ca_cert_store) { + SSL_CTX_set_cert_store(ctx_, client_ca_cert_store); + + SSL_CTX_set_verify( + ctx_, SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT, nullptr); + } + } + } + + inline SSLServer::SSLServer( + const std::function &setup_ssl_ctx_callback) + { + ctx_ = SSL_CTX_new(TLS_method()); + if (ctx_) { + if (!setup_ssl_ctx_callback(*ctx_)) { + SSL_CTX_free(ctx_); + ctx_ = nullptr; + } + } + } + + inline SSLServer::~SSLServer() + { + if (ctx_) { SSL_CTX_free(ctx_); } + } + + inline bool SSLServer::is_valid() const { return ctx_; } + + inline SSL_CTX* SSLServer::ssl_context() const { return ctx_; } + + inline void SSLServer::update_certs(X509 * cert, EVP_PKEY * private_key, + X509_STORE * client_ca_cert_store) + { + + std::lock_guard guard(ctx_mutex_); + + SSL_CTX_use_certificate(ctx_, cert); + SSL_CTX_use_PrivateKey(ctx_, private_key); + + if (client_ca_cert_store != nullptr) { + SSL_CTX_set_cert_store(ctx_, client_ca_cert_store); + } + } + + inline bool SSLServer::process_and_close_socket(socket_t sock) + { + auto ssl = detail::ssl_new( + sock, ctx_, ctx_mutex_, + [&](SSL* ssl2) { + return detail::ssl_connect_or_accept_nonblocking( + sock, ssl2, SSL_accept, read_timeout_sec_, read_timeout_usec_); + }, + [](SSL* /*ssl2*/) { return true; }); + + auto ret = false; + if (ssl) { + std::string remote_addr; + int remote_port = 0; + detail::get_remote_ip_and_port(sock, remote_addr, remote_port); + + std::string local_addr; + int local_port = 0; + detail::get_local_ip_and_port(sock, local_addr, local_port); + + ret = detail::process_server_socket_ssl( + svr_sock_, ssl, sock, keep_alive_max_count_, keep_alive_timeout_sec_, + read_timeout_sec_, read_timeout_usec_, write_timeout_sec_, + write_timeout_usec_, + [&](Stream& strm, bool close_connection, bool& connection_closed) { + return process_request(strm, remote_addr, remote_port, local_addr, + local_port, close_connection, + connection_closed, + [&](Request& req) { req.ssl = ssl; }); + }); + + // Shutdown gracefully if the result seemed successful, non-gracefully if + // the connection appeared to be closed. + const bool shutdown_gracefully = ret; + detail::ssl_delete(ctx_mutex_, ssl, sock, shutdown_gracefully); + } + + detail::shutdown_socket(sock); + detail::close_socket(sock); + return ret; + } + + // SSL HTTP client implementation + inline SSLClient::SSLClient(const std::string & host) + : SSLClient(host, 443, std::string(), std::string()) + { } -inline bool SSLClient::load_certs() { - auto ret = true; + inline SSLClient::SSLClient(const std::string & host, int port) + : SSLClient(host, port, std::string(), std::string()) + { + } - std::call_once(initialize_cert_, [&]() { - std::lock_guard guard(ctx_mutex_); - if (!ca_cert_file_path_.empty()) { - if (!SSL_CTX_load_verify_locations(ctx_, ca_cert_file_path_.c_str(), - nullptr)) { - ret = false; - } - } else if (!ca_cert_dir_path_.empty()) { - if (!SSL_CTX_load_verify_locations(ctx_, nullptr, - ca_cert_dir_path_.c_str())) { - ret = false; - } - } else { - auto loaded = false; + inline SSLClient::SSLClient(const std::string & host, int port, + const std::string & client_cert_path, + const std::string & client_key_path, + const std::string & private_key_password) + : ClientImpl(host, port, client_cert_path, client_key_path) + { + ctx_ = SSL_CTX_new(TLS_client_method()); + + SSL_CTX_set_min_proto_version(ctx_, TLS1_2_VERSION); + + detail::split(&host_[0], &host_[host_.size()], '.', + [&](const char* b, const char* e) { + host_components_.emplace_back(b, e); + }); + + if (!client_cert_path.empty() && !client_key_path.empty()) { + if (!private_key_password.empty()) { + SSL_CTX_set_default_passwd_cb_userdata( + ctx_, reinterpret_cast( + const_cast(private_key_password.c_str()))); + } + + if (SSL_CTX_use_certificate_file(ctx_, client_cert_path.c_str(), + SSL_FILETYPE_PEM) != 1 || + SSL_CTX_use_PrivateKey_file(ctx_, client_key_path.c_str(), + SSL_FILETYPE_PEM) != 1) { + SSL_CTX_free(ctx_); + ctx_ = nullptr; + } + } + } + + inline SSLClient::SSLClient(const std::string & host, int port, + X509 * client_cert, EVP_PKEY * client_key, + const std::string & private_key_password) + : ClientImpl(host, port) + { + ctx_ = SSL_CTX_new(TLS_client_method()); + + detail::split(&host_[0], &host_[host_.size()], '.', + [&](const char* b, const char* e) { + host_components_.emplace_back(b, e); + }); + + if (client_cert != nullptr && client_key != nullptr) { + if (!private_key_password.empty()) { + SSL_CTX_set_default_passwd_cb_userdata( + ctx_, reinterpret_cast( + const_cast(private_key_password.c_str()))); + } + + if (SSL_CTX_use_certificate(ctx_, client_cert) != 1 || + SSL_CTX_use_PrivateKey(ctx_, client_key) != 1) { + SSL_CTX_free(ctx_); + ctx_ = nullptr; + } + } + } + + inline SSLClient::~SSLClient() + { + if (ctx_) { SSL_CTX_free(ctx_); } + // Make sure to shut down SSL since shutdown_ssl will resolve to the + // base function rather than the derived function once we get to the + // base class destructor, and won't free the SSL (causing a leak). + shutdown_ssl_impl(socket_, true); + } + + inline bool SSLClient::is_valid() const { return ctx_; } + + inline void SSLClient::set_ca_cert_store(X509_STORE * ca_cert_store) + { + if (ca_cert_store) { + if (ctx_) { + if (SSL_CTX_get_cert_store(ctx_) != ca_cert_store) { + // Free memory allocated for old cert and use new store `ca_cert_store` + SSL_CTX_set_cert_store(ctx_, ca_cert_store); + } + } + else { + X509_STORE_free(ca_cert_store); + } + } + } + + inline void SSLClient::load_ca_cert_store(const char* ca_cert, + std::size_t size) + { + set_ca_cert_store(ClientImpl::create_ca_cert_store(ca_cert, size)); + } + + inline long SSLClient::get_openssl_verify_result() const + { + return verify_result_; + } + + inline SSL_CTX* SSLClient::ssl_context() const { return ctx_; } + + inline bool SSLClient::create_and_connect_socket(Socket & socket, Error & error) + { + return is_valid() && ClientImpl::create_and_connect_socket(socket, error); + } + + // Assumes that socket_mutex_ is locked and that there are no requests in flight + inline bool SSLClient::connect_with_proxy( + Socket & socket, + std::chrono::time_point start_time, + Response & res, bool& success, Error & error) + { + success = true; + Response proxy_res; + if (!detail::process_client_socket( + socket.sock, read_timeout_sec_, read_timeout_usec_, + write_timeout_sec_, write_timeout_usec_, max_timeout_msec_, + start_time, [&](Stream& strm) { + Request req2; + req2.method = "CONNECT"; + req2.path = host_and_port_; + if (max_timeout_msec_ > 0) { + req2.start_time_ = std::chrono::steady_clock::now(); + } + return process_request(strm, req2, proxy_res, false, error); + })) { + // Thread-safe to close everything because we are assuming there are no + // requests in flight + shutdown_ssl(socket, true); + shutdown_socket(socket); + close_socket(socket); + success = false; + return false; + } + + if (proxy_res.status == StatusCode::ProxyAuthenticationRequired_407) { + if (!proxy_digest_auth_username_.empty() && + !proxy_digest_auth_password_.empty()) { + std::map auth; + if (detail::parse_www_authenticate(proxy_res, auth, true)) { + proxy_res = Response(); + if (!detail::process_client_socket( + socket.sock, read_timeout_sec_, read_timeout_usec_, + write_timeout_sec_, write_timeout_usec_, max_timeout_msec_, + start_time, [&](Stream& strm) { + Request req3; + req3.method = "CONNECT"; + req3.path = host_and_port_; + req3.headers.insert(detail::make_digest_authentication_header( + req3, auth, 1, detail::random_string(10), + proxy_digest_auth_username_, proxy_digest_auth_password_, + true)); + if (max_timeout_msec_ > 0) { + req3.start_time_ = std::chrono::steady_clock::now(); + } + return process_request(strm, req3, proxy_res, false, error); + })) { + // Thread-safe to close everything because we are assuming there are + // no requests in flight + shutdown_ssl(socket, true); + shutdown_socket(socket); + close_socket(socket); + success = false; + return false; + } + } + } + } + + // If status code is not 200, proxy request is failed. + // Set error to ProxyConnection and return proxy response + // as the response of the request + if (proxy_res.status != StatusCode::OK_200) { + error = Error::ProxyConnection; + res = std::move(proxy_res); + // Thread-safe to close everything because we are assuming there are + // no requests in flight + shutdown_ssl(socket, true); + shutdown_socket(socket); + close_socket(socket); + return false; + } + + return true; + } + + inline bool SSLClient::load_certs() + { + auto ret = true; + + std::call_once(initialize_cert_, [&]() { + std::lock_guard guard(ctx_mutex_); + if (!ca_cert_file_path_.empty()) { + if (!SSL_CTX_load_verify_locations(ctx_, ca_cert_file_path_.c_str(), + nullptr)) { + ret = false; + } + } + else if (!ca_cert_dir_path_.empty()) { + if (!SSL_CTX_load_verify_locations(ctx_, nullptr, + ca_cert_dir_path_.c_str())) { + ret = false; + } + } + else { + auto loaded = false; #ifdef _WIN32 - loaded = - detail::load_system_certs_on_windows(SSL_CTX_get_cert_store(ctx_)); + loaded = + detail::load_system_certs_on_windows(SSL_CTX_get_cert_store(ctx_)); #elif defined(CPPHTTPLIB_USE_CERTS_FROM_MACOSX_KEYCHAIN) && defined(__APPLE__) #if TARGET_OS_OSX - loaded = detail::load_system_certs_on_macos(SSL_CTX_get_cert_store(ctx_)); + loaded = detail::load_system_certs_on_macos(SSL_CTX_get_cert_store(ctx_)); #endif // TARGET_OS_OSX #endif // _WIN32 - if (!loaded) { SSL_CTX_set_default_verify_paths(ctx_); } + if (!loaded) { SSL_CTX_set_default_verify_paths(ctx_); } + } + }); + + return ret; } - }); - return ret; -} + inline bool SSLClient::initialize_ssl(Socket & socket, Error & error) + { + auto ssl = detail::ssl_new( + socket.sock, ctx_, ctx_mutex_, + [&](SSL* ssl2) { + if (server_certificate_verification_) { + if (!load_certs()) { + error = Error::SSLLoadingCerts; + return false; + } + SSL_set_verify(ssl2, SSL_VERIFY_NONE, nullptr); + } -inline bool SSLClient::initialize_ssl(Socket &socket, Error &error) { - auto ssl = detail::ssl_new( - socket.sock, ctx_, ctx_mutex_, - [&](SSL *ssl2) { - if (server_certificate_verification_) { - if (!load_certs()) { - error = Error::SSLLoadingCerts; - return false; - } - SSL_set_verify(ssl2, SSL_VERIFY_NONE, nullptr); - } + if (!detail::ssl_connect_or_accept_nonblocking( + socket.sock, ssl2, SSL_connect, connection_timeout_sec_, + connection_timeout_usec_)) { + error = Error::SSLConnection; + return false; + } - if (!detail::ssl_connect_or_accept_nonblocking( - socket.sock, ssl2, SSL_connect, connection_timeout_sec_, - connection_timeout_usec_)) { - error = Error::SSLConnection; - return false; - } + if (server_certificate_verification_) { + auto verification_status = SSLVerifierResponse::NoDecisionMade; - if (server_certificate_verification_) { - auto verification_status = SSLVerifierResponse::NoDecisionMade; + if (server_certificate_verifier_) { + verification_status = server_certificate_verifier_(ssl2); + } - if (server_certificate_verifier_) { - verification_status = server_certificate_verifier_(ssl2); - } + if (verification_status == SSLVerifierResponse::CertificateRejected) { + error = Error::SSLServerVerification; + return false; + } - if (verification_status == SSLVerifierResponse::CertificateRejected) { - error = Error::SSLServerVerification; - return false; - } + if (verification_status == SSLVerifierResponse::NoDecisionMade) { + verify_result_ = SSL_get_verify_result(ssl2); - if (verification_status == SSLVerifierResponse::NoDecisionMade) { - verify_result_ = SSL_get_verify_result(ssl2); + if (verify_result_ != X509_V_OK) { + error = Error::SSLServerVerification; + return false; + } - if (verify_result_ != X509_V_OK) { - error = Error::SSLServerVerification; - return false; - } + auto server_cert = SSL_get1_peer_certificate(ssl2); + auto se = detail::scope_exit([&] { X509_free(server_cert); }); - auto server_cert = SSL_get1_peer_certificate(ssl2); - auto se = detail::scope_exit([&] { X509_free(server_cert); }); + if (server_cert == nullptr) { + error = Error::SSLServerVerification; + return false; + } - if (server_cert == nullptr) { - error = Error::SSLServerVerification; - return false; - } + if (server_hostname_verification_) { + if (!verify_host(server_cert)) { + error = Error::SSLServerHostnameVerification; + return false; + } + } + } + } - if (server_hostname_verification_) { - if (!verify_host(server_cert)) { - error = Error::SSLServerHostnameVerification; - return false; - } - } - } - } - - return true; - }, - [&](SSL *ssl2) { + return true; + }, + [&](SSL* ssl2) { #if defined(OPENSSL_IS_BORINGSSL) - SSL_set_tlsext_host_name(ssl2, host_.c_str()); + SSL_set_tlsext_host_name(ssl2, host_.c_str()); #else - // NOTE: Direct call instead of using the OpenSSL macro to suppress - // -Wold-style-cast warning - SSL_ctrl(ssl2, SSL_CTRL_SET_TLSEXT_HOSTNAME, TLSEXT_NAMETYPE_host_name, - static_cast(const_cast(host_.c_str()))); + // NOTE: Direct call instead of using the OpenSSL macro to suppress + // -Wold-style-cast warning + SSL_ctrl(ssl2, SSL_CTRL_SET_TLSEXT_HOSTNAME, TLSEXT_NAMETYPE_host_name, + static_cast(const_cast(host_.c_str()))); #endif - return true; - }); + return true; + }); - if (ssl) { - socket.ssl = ssl; - return true; - } + if (ssl) { + socket.ssl = ssl; + return true; + } - shutdown_socket(socket); - close_socket(socket); - return false; -} + shutdown_socket(socket); + close_socket(socket); + return false; + } -inline void SSLClient::shutdown_ssl(Socket &socket, bool shutdown_gracefully) { - shutdown_ssl_impl(socket, shutdown_gracefully); -} + inline void SSLClient::shutdown_ssl(Socket & socket, bool shutdown_gracefully) + { + shutdown_ssl_impl(socket, shutdown_gracefully); + } -inline void SSLClient::shutdown_ssl_impl(Socket &socket, - bool shutdown_gracefully) { - if (socket.sock == INVALID_SOCKET) { - assert(socket.ssl == nullptr); - return; - } - if (socket.ssl) { - detail::ssl_delete(ctx_mutex_, socket.ssl, socket.sock, - shutdown_gracefully); - socket.ssl = nullptr; - } - assert(socket.ssl == nullptr); -} + inline void SSLClient::shutdown_ssl_impl(Socket & socket, + bool shutdown_gracefully) + { + if (socket.sock == INVALID_SOCKET) { + assert(socket.ssl == nullptr); + return; + } + if (socket.ssl) { + detail::ssl_delete(ctx_mutex_, socket.ssl, socket.sock, + shutdown_gracefully); + socket.ssl = nullptr; + } + assert(socket.ssl == nullptr); + } -inline bool SSLClient::process_socket( - const Socket &socket, - std::chrono::time_point start_time, - std::function callback) { - assert(socket.ssl); - return detail::process_client_socket_ssl( - socket.ssl, socket.sock, read_timeout_sec_, read_timeout_usec_, - write_timeout_sec_, write_timeout_usec_, max_timeout_msec_, start_time, - std::move(callback)); -} + inline bool SSLClient::process_socket( + const Socket & socket, + std::chrono::time_point start_time, + std::function callback) + { + assert(socket.ssl); + return detail::process_client_socket_ssl( + socket.ssl, socket.sock, read_timeout_sec_, read_timeout_usec_, + write_timeout_sec_, write_timeout_usec_, max_timeout_msec_, start_time, + std::move(callback)); + } -inline bool SSLClient::is_ssl() const { return true; } + inline bool SSLClient::is_ssl() const { return true; } -inline bool SSLClient::verify_host(X509 *server_cert) const { - /* Quote from RFC2818 section 3.1 "Server Identity" + inline bool SSLClient::verify_host(X509 * server_cert) const + { + /* Quote from RFC2818 section 3.1 "Server Identity" - If a subjectAltName extension of type dNSName is present, that MUST - be used as the identity. Otherwise, the (most specific) Common Name - field in the Subject field of the certificate MUST be used. Although - the use of the Common Name is existing practice, it is deprecated and - Certification Authorities are encouraged to use the dNSName instead. + If a subjectAltName extension of type dNSName is present, that MUST + be used as the identity. Otherwise, the (most specific) Common Name + field in the Subject field of the certificate MUST be used. Although + the use of the Common Name is existing practice, it is deprecated and + Certification Authorities are encouraged to use the dNSName instead. - Matching is performed using the matching rules specified by - [RFC2459]. If more than one identity of a given type is present in - the certificate (e.g., more than one dNSName name, a match in any one - of the set is considered acceptable.) Names may contain the wildcard - character * which is considered to match any single domain name - component or component fragment. E.g., *.a.com matches foo.a.com but - not bar.foo.a.com. f*.com matches foo.com but not bar.com. + Matching is performed using the matching rules specified by + [RFC2459]. If more than one identity of a given type is present in + the certificate (e.g., more than one dNSName name, a match in any one + of the set is considered acceptable.) Names may contain the wildcard + character * which is considered to match any single domain name + component or component fragment. E.g., *.a.com matches foo.a.com but + not bar.foo.a.com. f*.com matches foo.com but not bar.com. - In some cases, the URI is specified as an IP address rather than a - hostname. In this case, the iPAddress subjectAltName must be present - in the certificate and must exactly match the IP in the URI. + In some cases, the URI is specified as an IP address rather than a + hostname. In this case, the iPAddress subjectAltName must be present + in the certificate and must exactly match the IP in the URI. - */ - return verify_host_with_subject_alt_name(server_cert) || - verify_host_with_common_name(server_cert); -} + */ + return verify_host_with_subject_alt_name(server_cert) || + verify_host_with_common_name(server_cert); + } -inline bool -SSLClient::verify_host_with_subject_alt_name(X509 *server_cert) const { - auto ret = false; + inline bool + SSLClient::verify_host_with_subject_alt_name(X509 * server_cert) const + { + auto ret = false; - auto type = GEN_DNS; + auto type = GEN_DNS; - struct in6_addr addr6 = {}; - struct in_addr addr = {}; - size_t addr_len = 0; + struct in6_addr addr6 = {}; + struct in_addr addr = {}; + size_t addr_len = 0; #ifndef __MINGW32__ - if (inet_pton(AF_INET6, host_.c_str(), &addr6)) { - type = GEN_IPADD; - addr_len = sizeof(struct in6_addr); - } else if (inet_pton(AF_INET, host_.c_str(), &addr)) { - type = GEN_IPADD; - addr_len = sizeof(struct in_addr); - } -#endif - - auto alt_names = static_cast( - X509_get_ext_d2i(server_cert, NID_subject_alt_name, nullptr, nullptr)); - - if (alt_names) { - auto dsn_matched = false; - auto ip_matched = false; - - auto count = sk_GENERAL_NAME_num(alt_names); - - for (decltype(count) i = 0; i < count && !dsn_matched; i++) { - auto val = sk_GENERAL_NAME_value(alt_names, i); - if (val->type == type) { - auto name = - reinterpret_cast(ASN1_STRING_get0_data(val->d.ia5)); - auto name_len = static_cast(ASN1_STRING_length(val->d.ia5)); - - switch (type) { - case GEN_DNS: dsn_matched = check_host_name(name, name_len); break; - - case GEN_IPADD: - if (!memcmp(&addr6, name, addr_len) || - !memcmp(&addr, name, addr_len)) { - ip_matched = true; - } - break; + if (inet_pton(AF_INET6, host_.c_str(), &addr6)) { + type = GEN_IPADD; + addr_len = sizeof(struct in6_addr); + } + else if (inet_pton(AF_INET, host_.c_str(), &addr)) { + type = GEN_IPADD; + addr_len = sizeof(struct in_addr); } - } - } - - if (dsn_matched || ip_matched) { ret = true; } - } - - GENERAL_NAMES_free(const_cast( - reinterpret_cast(alt_names))); - return ret; -} - -inline bool SSLClient::verify_host_with_common_name(X509 *server_cert) const { - const auto subject_name = X509_get_subject_name(server_cert); - - if (subject_name != nullptr) { - char name[BUFSIZ]; - auto name_len = X509_NAME_get_text_by_NID(subject_name, NID_commonName, - name, sizeof(name)); - - if (name_len != -1) { - return check_host_name(name, static_cast(name_len)); - } - } - - return false; -} - -inline bool SSLClient::check_host_name(const char *pattern, - size_t pattern_len) const { - if (host_.size() == pattern_len && host_ == pattern) { return true; } - - // Wildcard match - // https://bugs.launchpad.net/ubuntu/+source/firefox-3.0/+bug/376484 - std::vector pattern_components; - detail::split(&pattern[0], &pattern[pattern_len], '.', - [&](const char *b, const char *e) { - pattern_components.emplace_back(b, e); - }); - - if (host_components_.size() != pattern_components.size()) { return false; } - - auto itr = pattern_components.begin(); - for (const auto &h : host_components_) { - auto &p = *itr; - if (p != h && p != "*") { - auto partial_match = (p.size() > 0 && p[p.size() - 1] == '*' && - !p.compare(0, p.size() - 1, h)); - if (!partial_match) { return false; } - } - ++itr; - } - - return true; -} #endif -// Universal client implementation -inline Client::Client(const std::string &scheme_host_port) - : Client(scheme_host_port, std::string(), std::string()) {} + auto alt_names = static_cast( + X509_get_ext_d2i(server_cert, NID_subject_alt_name, nullptr, nullptr)); -inline Client::Client(const std::string &scheme_host_port, - const std::string &client_cert_path, - const std::string &client_key_path) { - const static std::regex re( - R"((?:([a-z]+):\/\/)?(?:\[([a-fA-F\d:]+)\]|([^:/?#]+))(?::(\d+))?)"); + if (alt_names) { + auto dsn_matched = false; + auto ip_matched = false; - std::smatch m; - if (std::regex_match(scheme_host_port, m, re)) { - auto scheme = m[1].str(); + auto count = sk_GENERAL_NAME_num(alt_names); + + for (decltype(count) i = 0; i < count && !dsn_matched; i++) { + auto val = sk_GENERAL_NAME_value(alt_names, i); + if (val->type == type) { + auto name = + reinterpret_cast(ASN1_STRING_get0_data(val->d.ia5)); + auto name_len = static_cast(ASN1_STRING_length(val->d.ia5)); + + switch (type) { + case GEN_DNS: dsn_matched = check_host_name(name, name_len); break; + + case GEN_IPADD: + if (!memcmp(&addr6, name, addr_len) || + !memcmp(&addr, name, addr_len)) { + ip_matched = true; + } + break; + } + } + } + + if (dsn_matched || ip_matched) { ret = true; } + } + + GENERAL_NAMES_free(const_cast( + reinterpret_cast(alt_names))); + return ret; + } + + inline bool SSLClient::verify_host_with_common_name(X509 * server_cert) const + { + const auto subject_name = X509_get_subject_name(server_cert); + + if (subject_name != nullptr) { + char name[BUFSIZ]; + auto name_len = X509_NAME_get_text_by_NID(subject_name, NID_commonName, + name, sizeof(name)); + + if (name_len != -1) { + return check_host_name(name, static_cast(name_len)); + } + } + + return false; + } + + inline bool SSLClient::check_host_name(const char* pattern, + size_t pattern_len) const + { + if (host_.size() == pattern_len && host_ == pattern) { return true; } + + // Wildcard match + // https://bugs.launchpad.net/ubuntu/+source/firefox-3.0/+bug/376484 + std::vector pattern_components; + detail::split(&pattern[0], &pattern[pattern_len], '.', + [&](const char* b, const char* e) { + pattern_components.emplace_back(b, e); + }); + + if (host_components_.size() != pattern_components.size()) { return false; } + + auto itr = pattern_components.begin(); + for (const auto& h : host_components_) { + auto& p = *itr; + if (p != h && p != "*") { + auto partial_match = (p.size() > 0 && p[p.size() - 1] == '*' && + !p.compare(0, p.size() - 1, h)); + if (!partial_match) { return false; } + } + ++itr; + } + + return true; + } +#endif + + // Universal client implementation + inline Client::Client(const std::string & scheme_host_port) + : Client(scheme_host_port, std::string(), std::string()) + { + } + + inline Client::Client(const std::string & scheme_host_port, + const std::string & client_cert_path, + const std::string & client_key_path) + { + const static std::regex re( + R"((?:([a-z]+):\/\/)?(?:\[([a-fA-F\d:]+)\]|([^:/?#]+))(?::(\d+))?)"); + + std::smatch m; + if (std::regex_match(scheme_host_port, m, re)) { + auto scheme = m[1].str(); #ifdef CPPHTTPLIB_OPENSSL_SUPPORT - if (!scheme.empty() && (scheme != "http" && scheme != "https")) { + if (!scheme.empty() && (scheme != "http" && scheme != "https")) { #else - if (!scheme.empty() && scheme != "http") { + if (!scheme.empty() && scheme != "http") { #endif #ifndef CPPHTTPLIB_NO_EXCEPTIONS - std::string msg = "'" + scheme + "' scheme is not supported."; - throw std::invalid_argument(msg); + std::string msg = "'" + scheme + "' scheme is not supported."; + throw std::invalid_argument(msg); #endif - return; + return; + } + + auto is_ssl = scheme == "https"; + + auto host = m[2].str(); + if (host.empty()) { host = m[3].str(); } + + auto port_str = m[4].str(); + auto port = !port_str.empty() ? std::stoi(port_str) : (is_ssl ? 443 : 80); + + if (is_ssl) { +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + cli_ = detail::make_unique(host, port, client_cert_path, + client_key_path); + is_ssl_ = is_ssl; +#endif + } + else { + cli_ = detail::make_unique(host, port, client_cert_path, + client_key_path); + } + } + else { + // NOTE: Update TEST(UniversalClientImplTest, Ipv6LiteralAddress) + // if port param below changes. + cli_ = detail::make_unique(scheme_host_port, 80, + client_cert_path, client_key_path); + } + } // namespace detail + + inline Client::Client(const std::string & host, int port) + : cli_(detail::make_unique(host, port)) + { } - auto is_ssl = scheme == "https"; - - auto host = m[2].str(); - if (host.empty()) { host = m[3].str(); } - - auto port_str = m[4].str(); - auto port = !port_str.empty() ? std::stoi(port_str) : (is_ssl ? 443 : 80); - - if (is_ssl) { -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT - cli_ = detail::make_unique(host, port, client_cert_path, - client_key_path); - is_ssl_ = is_ssl; -#endif - } else { - cli_ = detail::make_unique(host, port, client_cert_path, - client_key_path); + inline Client::Client(const std::string & host, int port, + const std::string & client_cert_path, + const std::string & client_key_path) + : cli_(detail::make_unique(host, port, client_cert_path, + client_key_path)) + { } - } else { - // NOTE: Update TEST(UniversalClientImplTest, Ipv6LiteralAddress) - // if port param below changes. - cli_ = detail::make_unique(scheme_host_port, 80, - client_cert_path, client_key_path); - } -} // namespace detail -inline Client::Client(const std::string &host, int port) - : cli_(detail::make_unique(host, port)) {} + inline Client::~Client() = default; -inline Client::Client(const std::string &host, int port, - const std::string &client_cert_path, - const std::string &client_key_path) - : cli_(detail::make_unique(host, port, client_cert_path, - client_key_path)) {} + inline bool Client::is_valid() const + { + return cli_ != nullptr && cli_->is_valid(); + } -inline Client::~Client() = default; + inline Result Client::Get(const std::string & path) { return cli_->Get(path); } + inline Result Client::Get(const std::string & path, const Headers & headers) + { + return cli_->Get(path, headers); + } + inline Result Client::Get(const std::string & path, Progress progress) + { + return cli_->Get(path, std::move(progress)); + } + inline Result Client::Get(const std::string & path, const Headers & headers, + Progress progress) + { + return cli_->Get(path, headers, std::move(progress)); + } + inline Result Client::Get(const std::string & path, + ContentReceiver content_receiver) + { + return cli_->Get(path, std::move(content_receiver)); + } + inline Result Client::Get(const std::string & path, const Headers & headers, + ContentReceiver content_receiver) + { + return cli_->Get(path, headers, std::move(content_receiver)); + } + inline Result Client::Get(const std::string & path, + ContentReceiver content_receiver, Progress progress) + { + return cli_->Get(path, std::move(content_receiver), std::move(progress)); + } + inline Result Client::Get(const std::string & path, const Headers & headers, + ContentReceiver content_receiver, Progress progress) + { + return cli_->Get(path, headers, std::move(content_receiver), + std::move(progress)); + } + inline Result Client::Get(const std::string & path, + ResponseHandler response_handler, + ContentReceiver content_receiver) + { + return cli_->Get(path, std::move(response_handler), + std::move(content_receiver)); + } + inline Result Client::Get(const std::string & path, const Headers & headers, + ResponseHandler response_handler, + ContentReceiver content_receiver) + { + return cli_->Get(path, headers, std::move(response_handler), + std::move(content_receiver)); + } + inline Result Client::Get(const std::string & path, + ResponseHandler response_handler, + ContentReceiver content_receiver, Progress progress) + { + return cli_->Get(path, std::move(response_handler), + std::move(content_receiver), std::move(progress)); + } + inline Result Client::Get(const std::string & path, const Headers & headers, + ResponseHandler response_handler, + ContentReceiver content_receiver, Progress progress) + { + return cli_->Get(path, headers, std::move(response_handler), + std::move(content_receiver), std::move(progress)); + } + inline Result Client::Get(const std::string & path, const Params & params, + const Headers & headers, Progress progress) + { + return cli_->Get(path, params, headers, std::move(progress)); + } + inline Result Client::Get(const std::string & path, const Params & params, + const Headers & headers, + ContentReceiver content_receiver, Progress progress) + { + return cli_->Get(path, params, headers, std::move(content_receiver), + std::move(progress)); + } + inline Result Client::Get(const std::string & path, const Params & params, + const Headers & headers, + ResponseHandler response_handler, + ContentReceiver content_receiver, Progress progress) + { + return cli_->Get(path, params, headers, std::move(response_handler), + std::move(content_receiver), std::move(progress)); + } -inline bool Client::is_valid() const { - return cli_ != nullptr && cli_->is_valid(); -} + inline Result Client::Head(const std::string & path) { return cli_->Head(path); } + inline Result Client::Head(const std::string & path, const Headers & headers) + { + return cli_->Head(path, headers); + } -inline Result Client::Get(const std::string &path) { return cli_->Get(path); } -inline Result Client::Get(const std::string &path, const Headers &headers) { - return cli_->Get(path, headers); -} -inline Result Client::Get(const std::string &path, Progress progress) { - return cli_->Get(path, std::move(progress)); -} -inline Result Client::Get(const std::string &path, const Headers &headers, - Progress progress) { - return cli_->Get(path, headers, std::move(progress)); -} -inline Result Client::Get(const std::string &path, - ContentReceiver content_receiver) { - return cli_->Get(path, std::move(content_receiver)); -} -inline Result Client::Get(const std::string &path, const Headers &headers, - ContentReceiver content_receiver) { - return cli_->Get(path, headers, std::move(content_receiver)); -} -inline Result Client::Get(const std::string &path, - ContentReceiver content_receiver, Progress progress) { - return cli_->Get(path, std::move(content_receiver), std::move(progress)); -} -inline Result Client::Get(const std::string &path, const Headers &headers, - ContentReceiver content_receiver, Progress progress) { - return cli_->Get(path, headers, std::move(content_receiver), - std::move(progress)); -} -inline Result Client::Get(const std::string &path, - ResponseHandler response_handler, - ContentReceiver content_receiver) { - return cli_->Get(path, std::move(response_handler), - std::move(content_receiver)); -} -inline Result Client::Get(const std::string &path, const Headers &headers, - ResponseHandler response_handler, - ContentReceiver content_receiver) { - return cli_->Get(path, headers, std::move(response_handler), - std::move(content_receiver)); -} -inline Result Client::Get(const std::string &path, - ResponseHandler response_handler, - ContentReceiver content_receiver, Progress progress) { - return cli_->Get(path, std::move(response_handler), - std::move(content_receiver), std::move(progress)); -} -inline Result Client::Get(const std::string &path, const Headers &headers, - ResponseHandler response_handler, - ContentReceiver content_receiver, Progress progress) { - return cli_->Get(path, headers, std::move(response_handler), - std::move(content_receiver), std::move(progress)); -} -inline Result Client::Get(const std::string &path, const Params ¶ms, - const Headers &headers, Progress progress) { - return cli_->Get(path, params, headers, std::move(progress)); -} -inline Result Client::Get(const std::string &path, const Params ¶ms, - const Headers &headers, - ContentReceiver content_receiver, Progress progress) { - return cli_->Get(path, params, headers, std::move(content_receiver), - std::move(progress)); -} -inline Result Client::Get(const std::string &path, const Params ¶ms, - const Headers &headers, - ResponseHandler response_handler, - ContentReceiver content_receiver, Progress progress) { - return cli_->Get(path, params, headers, std::move(response_handler), - std::move(content_receiver), std::move(progress)); -} + inline Result Client::Post(const std::string & path) { return cli_->Post(path); } + inline Result Client::Post(const std::string & path, const Headers & headers) + { + return cli_->Post(path, headers); + } + inline Result Client::Post(const std::string & path, const char* body, + size_t content_length, + const std::string & content_type) + { + return cli_->Post(path, body, content_length, content_type); + } + inline Result Client::Post(const std::string & path, const Headers & headers, + const char* body, size_t content_length, + const std::string & content_type) + { + return cli_->Post(path, headers, body, content_length, content_type); + } + inline Result Client::Post(const std::string & path, const Headers & headers, + const char* body, size_t content_length, + const std::string & content_type, Progress progress) + { + return cli_->Post(path, headers, body, content_length, content_type, + progress); + } + inline Result Client::Post(const std::string & path, const std::string & body, + const std::string & content_type) + { + return cli_->Post(path, body, content_type); + } + inline Result Client::Post(const std::string & path, const std::string & body, + const std::string & content_type, Progress progress) + { + return cli_->Post(path, body, content_type, progress); + } + inline Result Client::Post(const std::string & path, const Headers & headers, + const std::string & body, + const std::string & content_type) + { + return cli_->Post(path, headers, body, content_type); + } + inline Result Client::Post(const std::string & path, const Headers & headers, + const std::string & body, + const std::string & content_type, Progress progress) + { + return cli_->Post(path, headers, body, content_type, progress); + } + inline Result Client::Post(const std::string & path, size_t content_length, + ContentProvider content_provider, + const std::string & content_type) + { + return cli_->Post(path, content_length, std::move(content_provider), + content_type); + } + inline Result Client::Post(const std::string & path, + ContentProviderWithoutLength content_provider, + const std::string & content_type) + { + return cli_->Post(path, std::move(content_provider), content_type); + } + inline Result Client::Post(const std::string & path, const Headers & headers, + size_t content_length, + ContentProvider content_provider, + const std::string & content_type) + { + return cli_->Post(path, headers, content_length, std::move(content_provider), + content_type); + } + inline Result Client::Post(const std::string & path, const Headers & headers, + ContentProviderWithoutLength content_provider, + const std::string & content_type) + { + return cli_->Post(path, headers, std::move(content_provider), content_type); + } + inline Result Client::Post(const std::string & path, const Params & params) + { + return cli_->Post(path, params); + } + inline Result Client::Post(const std::string & path, const Headers & headers, + const Params & params) + { + return cli_->Post(path, headers, params); + } + inline Result Client::Post(const std::string & path, const Headers & headers, + const Params & params, Progress progress) + { + return cli_->Post(path, headers, params, progress); + } + inline Result Client::Post(const std::string & path, + const MultipartFormDataItems & items) + { + return cli_->Post(path, items); + } + inline Result Client::Post(const std::string & path, const Headers & headers, + const MultipartFormDataItems & items) + { + return cli_->Post(path, headers, items); + } + inline Result Client::Post(const std::string & path, const Headers & headers, + const MultipartFormDataItems & items, + const std::string & boundary) + { + return cli_->Post(path, headers, items, boundary); + } + inline Result + Client::Post(const std::string & path, const Headers & headers, + const MultipartFormDataItems & items, + const MultipartFormDataProviderItems & provider_items) + { + return cli_->Post(path, headers, items, provider_items); + } + inline Result Client::Put(const std::string & path) { return cli_->Put(path); } + inline Result Client::Put(const std::string & path, const char* body, + size_t content_length, + const std::string & content_type) + { + return cli_->Put(path, body, content_length, content_type); + } + inline Result Client::Put(const std::string & path, const Headers & headers, + const char* body, size_t content_length, + const std::string & content_type) + { + return cli_->Put(path, headers, body, content_length, content_type); + } + inline Result Client::Put(const std::string & path, const Headers & headers, + const char* body, size_t content_length, + const std::string & content_type, Progress progress) + { + return cli_->Put(path, headers, body, content_length, content_type, progress); + } + inline Result Client::Put(const std::string & path, const std::string & body, + const std::string & content_type) + { + return cli_->Put(path, body, content_type); + } + inline Result Client::Put(const std::string & path, const std::string & body, + const std::string & content_type, Progress progress) + { + return cli_->Put(path, body, content_type, progress); + } + inline Result Client::Put(const std::string & path, const Headers & headers, + const std::string & body, + const std::string & content_type) + { + return cli_->Put(path, headers, body, content_type); + } + inline Result Client::Put(const std::string & path, const Headers & headers, + const std::string & body, + const std::string & content_type, Progress progress) + { + return cli_->Put(path, headers, body, content_type, progress); + } + inline Result Client::Put(const std::string & path, size_t content_length, + ContentProvider content_provider, + const std::string & content_type) + { + return cli_->Put(path, content_length, std::move(content_provider), + content_type); + } + inline Result Client::Put(const std::string & path, + ContentProviderWithoutLength content_provider, + const std::string & content_type) + { + return cli_->Put(path, std::move(content_provider), content_type); + } + inline Result Client::Put(const std::string & path, const Headers & headers, + size_t content_length, + ContentProvider content_provider, + const std::string & content_type) + { + return cli_->Put(path, headers, content_length, std::move(content_provider), + content_type); + } + inline Result Client::Put(const std::string & path, const Headers & headers, + ContentProviderWithoutLength content_provider, + const std::string & content_type) + { + return cli_->Put(path, headers, std::move(content_provider), content_type); + } + inline Result Client::Put(const std::string & path, const Params & params) + { + return cli_->Put(path, params); + } + inline Result Client::Put(const std::string & path, const Headers & headers, + const Params & params) + { + return cli_->Put(path, headers, params); + } + inline Result Client::Put(const std::string & path, const Headers & headers, + const Params & params, Progress progress) + { + return cli_->Put(path, headers, params, progress); + } + inline Result Client::Put(const std::string & path, + const MultipartFormDataItems & items) + { + return cli_->Put(path, items); + } + inline Result Client::Put(const std::string & path, const Headers & headers, + const MultipartFormDataItems & items) + { + return cli_->Put(path, headers, items); + } + inline Result Client::Put(const std::string & path, const Headers & headers, + const MultipartFormDataItems & items, + const std::string & boundary) + { + return cli_->Put(path, headers, items, boundary); + } + inline Result + Client::Put(const std::string & path, const Headers & headers, + const MultipartFormDataItems & items, + const MultipartFormDataProviderItems & provider_items) + { + return cli_->Put(path, headers, items, provider_items); + } + inline Result Client::Patch(const std::string & path) + { + return cli_->Patch(path); + } + inline Result Client::Patch(const std::string & path, const char* body, + size_t content_length, + const std::string & content_type) + { + return cli_->Patch(path, body, content_length, content_type); + } + inline Result Client::Patch(const std::string & path, const char* body, + size_t content_length, + const std::string & content_type, + Progress progress) + { + return cli_->Patch(path, body, content_length, content_type, progress); + } + inline Result Client::Patch(const std::string & path, const Headers & headers, + const char* body, size_t content_length, + const std::string & content_type) + { + return cli_->Patch(path, headers, body, content_length, content_type); + } + inline Result Client::Patch(const std::string & path, const Headers & headers, + const char* body, size_t content_length, + const std::string & content_type, + Progress progress) + { + return cli_->Patch(path, headers, body, content_length, content_type, + progress); + } + inline Result Client::Patch(const std::string & path, const std::string & body, + const std::string & content_type) + { + return cli_->Patch(path, body, content_type); + } + inline Result Client::Patch(const std::string & path, const std::string & body, + const std::string & content_type, + Progress progress) + { + return cli_->Patch(path, body, content_type, progress); + } + inline Result Client::Patch(const std::string & path, const Headers & headers, + const std::string & body, + const std::string & content_type) + { + return cli_->Patch(path, headers, body, content_type); + } + inline Result Client::Patch(const std::string & path, const Headers & headers, + const std::string & body, + const std::string & content_type, + Progress progress) + { + return cli_->Patch(path, headers, body, content_type, progress); + } + inline Result Client::Patch(const std::string & path, size_t content_length, + ContentProvider content_provider, + const std::string & content_type) + { + return cli_->Patch(path, content_length, std::move(content_provider), + content_type); + } + inline Result Client::Patch(const std::string & path, + ContentProviderWithoutLength content_provider, + const std::string & content_type) + { + return cli_->Patch(path, std::move(content_provider), content_type); + } + inline Result Client::Patch(const std::string & path, const Headers & headers, + size_t content_length, + ContentProvider content_provider, + const std::string & content_type) + { + return cli_->Patch(path, headers, content_length, std::move(content_provider), + content_type); + } + inline Result Client::Patch(const std::string & path, const Headers & headers, + ContentProviderWithoutLength content_provider, + const std::string & content_type) + { + return cli_->Patch(path, headers, std::move(content_provider), content_type); + } + inline Result Client::Delete(const std::string & path) + { + return cli_->Delete(path); + } + inline Result Client::Delete(const std::string & path, const Headers & headers) + { + return cli_->Delete(path, headers); + } + inline Result Client::Delete(const std::string & path, const char* body, + size_t content_length, + const std::string & content_type) + { + return cli_->Delete(path, body, content_length, content_type); + } + inline Result Client::Delete(const std::string & path, const char* body, + size_t content_length, + const std::string & content_type, + Progress progress) + { + return cli_->Delete(path, body, content_length, content_type, progress); + } + inline Result Client::Delete(const std::string & path, const Headers & headers, + const char* body, size_t content_length, + const std::string & content_type) + { + return cli_->Delete(path, headers, body, content_length, content_type); + } + inline Result Client::Delete(const std::string & path, const Headers & headers, + const char* body, size_t content_length, + const std::string & content_type, + Progress progress) + { + return cli_->Delete(path, headers, body, content_length, content_type, + progress); + } + inline Result Client::Delete(const std::string & path, const std::string & body, + const std::string & content_type) + { + return cli_->Delete(path, body, content_type); + } + inline Result Client::Delete(const std::string & path, const std::string & body, + const std::string & content_type, + Progress progress) + { + return cli_->Delete(path, body, content_type, progress); + } + inline Result Client::Delete(const std::string & path, const Headers & headers, + const std::string & body, + const std::string & content_type) + { + return cli_->Delete(path, headers, body, content_type); + } + inline Result Client::Delete(const std::string & path, const Headers & headers, + const std::string & body, + const std::string & content_type, + Progress progress) + { + return cli_->Delete(path, headers, body, content_type, progress); + } + inline Result Client::Options(const std::string & path) + { + return cli_->Options(path); + } + inline Result Client::Options(const std::string & path, const Headers & headers) + { + return cli_->Options(path, headers); + } -inline Result Client::Head(const std::string &path) { return cli_->Head(path); } -inline Result Client::Head(const std::string &path, const Headers &headers) { - return cli_->Head(path, headers); -} + inline bool Client::send(Request & req, Response & res, Error & error) + { + return cli_->send(req, res, error); + } -inline Result Client::Post(const std::string &path) { return cli_->Post(path); } -inline Result Client::Post(const std::string &path, const Headers &headers) { - return cli_->Post(path, headers); -} -inline Result Client::Post(const std::string &path, const char *body, - size_t content_length, - const std::string &content_type) { - return cli_->Post(path, body, content_length, content_type); -} -inline Result Client::Post(const std::string &path, const Headers &headers, - const char *body, size_t content_length, - const std::string &content_type) { - return cli_->Post(path, headers, body, content_length, content_type); -} -inline Result Client::Post(const std::string &path, const Headers &headers, - const char *body, size_t content_length, - const std::string &content_type, Progress progress) { - return cli_->Post(path, headers, body, content_length, content_type, - progress); -} -inline Result Client::Post(const std::string &path, const std::string &body, - const std::string &content_type) { - return cli_->Post(path, body, content_type); -} -inline Result Client::Post(const std::string &path, const std::string &body, - const std::string &content_type, Progress progress) { - return cli_->Post(path, body, content_type, progress); -} -inline Result Client::Post(const std::string &path, const Headers &headers, - const std::string &body, - const std::string &content_type) { - return cli_->Post(path, headers, body, content_type); -} -inline Result Client::Post(const std::string &path, const Headers &headers, - const std::string &body, - const std::string &content_type, Progress progress) { - return cli_->Post(path, headers, body, content_type, progress); -} -inline Result Client::Post(const std::string &path, size_t content_length, - ContentProvider content_provider, - const std::string &content_type) { - return cli_->Post(path, content_length, std::move(content_provider), - content_type); -} -inline Result Client::Post(const std::string &path, - ContentProviderWithoutLength content_provider, - const std::string &content_type) { - return cli_->Post(path, std::move(content_provider), content_type); -} -inline Result Client::Post(const std::string &path, const Headers &headers, - size_t content_length, - ContentProvider content_provider, - const std::string &content_type) { - return cli_->Post(path, headers, content_length, std::move(content_provider), - content_type); -} -inline Result Client::Post(const std::string &path, const Headers &headers, - ContentProviderWithoutLength content_provider, - const std::string &content_type) { - return cli_->Post(path, headers, std::move(content_provider), content_type); -} -inline Result Client::Post(const std::string &path, const Params ¶ms) { - return cli_->Post(path, params); -} -inline Result Client::Post(const std::string &path, const Headers &headers, - const Params ¶ms) { - return cli_->Post(path, headers, params); -} -inline Result Client::Post(const std::string &path, const Headers &headers, - const Params ¶ms, Progress progress) { - return cli_->Post(path, headers, params, progress); -} -inline Result Client::Post(const std::string &path, - const MultipartFormDataItems &items) { - return cli_->Post(path, items); -} -inline Result Client::Post(const std::string &path, const Headers &headers, - const MultipartFormDataItems &items) { - return cli_->Post(path, headers, items); -} -inline Result Client::Post(const std::string &path, const Headers &headers, - const MultipartFormDataItems &items, - const std::string &boundary) { - return cli_->Post(path, headers, items, boundary); -} -inline Result -Client::Post(const std::string &path, const Headers &headers, - const MultipartFormDataItems &items, - const MultipartFormDataProviderItems &provider_items) { - return cli_->Post(path, headers, items, provider_items); -} -inline Result Client::Put(const std::string &path) { return cli_->Put(path); } -inline Result Client::Put(const std::string &path, const char *body, - size_t content_length, - const std::string &content_type) { - return cli_->Put(path, body, content_length, content_type); -} -inline Result Client::Put(const std::string &path, const Headers &headers, - const char *body, size_t content_length, - const std::string &content_type) { - return cli_->Put(path, headers, body, content_length, content_type); -} -inline Result Client::Put(const std::string &path, const Headers &headers, - const char *body, size_t content_length, - const std::string &content_type, Progress progress) { - return cli_->Put(path, headers, body, content_length, content_type, progress); -} -inline Result Client::Put(const std::string &path, const std::string &body, - const std::string &content_type) { - return cli_->Put(path, body, content_type); -} -inline Result Client::Put(const std::string &path, const std::string &body, - const std::string &content_type, Progress progress) { - return cli_->Put(path, body, content_type, progress); -} -inline Result Client::Put(const std::string &path, const Headers &headers, - const std::string &body, - const std::string &content_type) { - return cli_->Put(path, headers, body, content_type); -} -inline Result Client::Put(const std::string &path, const Headers &headers, - const std::string &body, - const std::string &content_type, Progress progress) { - return cli_->Put(path, headers, body, content_type, progress); -} -inline Result Client::Put(const std::string &path, size_t content_length, - ContentProvider content_provider, - const std::string &content_type) { - return cli_->Put(path, content_length, std::move(content_provider), - content_type); -} -inline Result Client::Put(const std::string &path, - ContentProviderWithoutLength content_provider, - const std::string &content_type) { - return cli_->Put(path, std::move(content_provider), content_type); -} -inline Result Client::Put(const std::string &path, const Headers &headers, - size_t content_length, - ContentProvider content_provider, - const std::string &content_type) { - return cli_->Put(path, headers, content_length, std::move(content_provider), - content_type); -} -inline Result Client::Put(const std::string &path, const Headers &headers, - ContentProviderWithoutLength content_provider, - const std::string &content_type) { - return cli_->Put(path, headers, std::move(content_provider), content_type); -} -inline Result Client::Put(const std::string &path, const Params ¶ms) { - return cli_->Put(path, params); -} -inline Result Client::Put(const std::string &path, const Headers &headers, - const Params ¶ms) { - return cli_->Put(path, headers, params); -} -inline Result Client::Put(const std::string &path, const Headers &headers, - const Params ¶ms, Progress progress) { - return cli_->Put(path, headers, params, progress); -} -inline Result Client::Put(const std::string &path, - const MultipartFormDataItems &items) { - return cli_->Put(path, items); -} -inline Result Client::Put(const std::string &path, const Headers &headers, - const MultipartFormDataItems &items) { - return cli_->Put(path, headers, items); -} -inline Result Client::Put(const std::string &path, const Headers &headers, - const MultipartFormDataItems &items, - const std::string &boundary) { - return cli_->Put(path, headers, items, boundary); -} -inline Result -Client::Put(const std::string &path, const Headers &headers, - const MultipartFormDataItems &items, - const MultipartFormDataProviderItems &provider_items) { - return cli_->Put(path, headers, items, provider_items); -} -inline Result Client::Patch(const std::string &path) { - return cli_->Patch(path); -} -inline Result Client::Patch(const std::string &path, const char *body, - size_t content_length, - const std::string &content_type) { - return cli_->Patch(path, body, content_length, content_type); -} -inline Result Client::Patch(const std::string &path, const char *body, - size_t content_length, - const std::string &content_type, - Progress progress) { - return cli_->Patch(path, body, content_length, content_type, progress); -} -inline Result Client::Patch(const std::string &path, const Headers &headers, - const char *body, size_t content_length, - const std::string &content_type) { - return cli_->Patch(path, headers, body, content_length, content_type); -} -inline Result Client::Patch(const std::string &path, const Headers &headers, - const char *body, size_t content_length, - const std::string &content_type, - Progress progress) { - return cli_->Patch(path, headers, body, content_length, content_type, - progress); -} -inline Result Client::Patch(const std::string &path, const std::string &body, - const std::string &content_type) { - return cli_->Patch(path, body, content_type); -} -inline Result Client::Patch(const std::string &path, const std::string &body, - const std::string &content_type, - Progress progress) { - return cli_->Patch(path, body, content_type, progress); -} -inline Result Client::Patch(const std::string &path, const Headers &headers, - const std::string &body, - const std::string &content_type) { - return cli_->Patch(path, headers, body, content_type); -} -inline Result Client::Patch(const std::string &path, const Headers &headers, - const std::string &body, - const std::string &content_type, - Progress progress) { - return cli_->Patch(path, headers, body, content_type, progress); -} -inline Result Client::Patch(const std::string &path, size_t content_length, - ContentProvider content_provider, - const std::string &content_type) { - return cli_->Patch(path, content_length, std::move(content_provider), - content_type); -} -inline Result Client::Patch(const std::string &path, - ContentProviderWithoutLength content_provider, - const std::string &content_type) { - return cli_->Patch(path, std::move(content_provider), content_type); -} -inline Result Client::Patch(const std::string &path, const Headers &headers, - size_t content_length, - ContentProvider content_provider, - const std::string &content_type) { - return cli_->Patch(path, headers, content_length, std::move(content_provider), - content_type); -} -inline Result Client::Patch(const std::string &path, const Headers &headers, - ContentProviderWithoutLength content_provider, - const std::string &content_type) { - return cli_->Patch(path, headers, std::move(content_provider), content_type); -} -inline Result Client::Delete(const std::string &path) { - return cli_->Delete(path); -} -inline Result Client::Delete(const std::string &path, const Headers &headers) { - return cli_->Delete(path, headers); -} -inline Result Client::Delete(const std::string &path, const char *body, - size_t content_length, - const std::string &content_type) { - return cli_->Delete(path, body, content_length, content_type); -} -inline Result Client::Delete(const std::string &path, const char *body, - size_t content_length, - const std::string &content_type, - Progress progress) { - return cli_->Delete(path, body, content_length, content_type, progress); -} -inline Result Client::Delete(const std::string &path, const Headers &headers, - const char *body, size_t content_length, - const std::string &content_type) { - return cli_->Delete(path, headers, body, content_length, content_type); -} -inline Result Client::Delete(const std::string &path, const Headers &headers, - const char *body, size_t content_length, - const std::string &content_type, - Progress progress) { - return cli_->Delete(path, headers, body, content_length, content_type, - progress); -} -inline Result Client::Delete(const std::string &path, const std::string &body, - const std::string &content_type) { - return cli_->Delete(path, body, content_type); -} -inline Result Client::Delete(const std::string &path, const std::string &body, - const std::string &content_type, - Progress progress) { - return cli_->Delete(path, body, content_type, progress); -} -inline Result Client::Delete(const std::string &path, const Headers &headers, - const std::string &body, - const std::string &content_type) { - return cli_->Delete(path, headers, body, content_type); -} -inline Result Client::Delete(const std::string &path, const Headers &headers, - const std::string &body, - const std::string &content_type, - Progress progress) { - return cli_->Delete(path, headers, body, content_type, progress); -} -inline Result Client::Options(const std::string &path) { - return cli_->Options(path); -} -inline Result Client::Options(const std::string &path, const Headers &headers) { - return cli_->Options(path, headers); -} + inline Result Client::send(const Request & req) { return cli_->send(req); } -inline bool Client::send(Request &req, Response &res, Error &error) { - return cli_->send(req, res, error); -} + inline void Client::stop() { cli_->stop(); } -inline Result Client::send(const Request &req) { return cli_->send(req); } + inline std::string Client::host() const { return cli_->host(); } -inline void Client::stop() { cli_->stop(); } + inline int Client::port() const { return cli_->port(); } -inline std::string Client::host() const { return cli_->host(); } + inline size_t Client::is_socket_open() const { return cli_->is_socket_open(); } -inline int Client::port() const { return cli_->port(); } + inline socket_t Client::socket() const { return cli_->socket(); } -inline size_t Client::is_socket_open() const { return cli_->is_socket_open(); } + inline void + Client::set_hostname_addr_map(std::map addr_map) + { + cli_->set_hostname_addr_map(std::move(addr_map)); + } -inline socket_t Client::socket() const { return cli_->socket(); } + inline void Client::set_default_headers(Headers headers) + { + cli_->set_default_headers(std::move(headers)); + } -inline void -Client::set_hostname_addr_map(std::map addr_map) { - cli_->set_hostname_addr_map(std::move(addr_map)); -} + inline void Client::set_header_writer( + std::function const& writer) + { + cli_->set_header_writer(writer); + } -inline void Client::set_default_headers(Headers headers) { - cli_->set_default_headers(std::move(headers)); -} + inline void Client::set_address_family(int family) + { + cli_->set_address_family(family); + } -inline void Client::set_header_writer( - std::function const &writer) { - cli_->set_header_writer(writer); -} + inline void Client::set_tcp_nodelay(bool on) { cli_->set_tcp_nodelay(on); } -inline void Client::set_address_family(int family) { - cli_->set_address_family(family); -} + inline void Client::set_socket_options(SocketOptions socket_options) + { + cli_->set_socket_options(std::move(socket_options)); + } -inline void Client::set_tcp_nodelay(bool on) { cli_->set_tcp_nodelay(on); } + inline void Client::set_connection_timeout(time_t sec, time_t usec) + { + cli_->set_connection_timeout(sec, usec); + } -inline void Client::set_socket_options(SocketOptions socket_options) { - cli_->set_socket_options(std::move(socket_options)); -} + inline void Client::set_read_timeout(time_t sec, time_t usec) + { + cli_->set_read_timeout(sec, usec); + } -inline void Client::set_connection_timeout(time_t sec, time_t usec) { - cli_->set_connection_timeout(sec, usec); -} + inline void Client::set_write_timeout(time_t sec, time_t usec) + { + cli_->set_write_timeout(sec, usec); + } -inline void Client::set_read_timeout(time_t sec, time_t usec) { - cli_->set_read_timeout(sec, usec); -} - -inline void Client::set_write_timeout(time_t sec, time_t usec) { - cli_->set_write_timeout(sec, usec); -} - -inline void Client::set_basic_auth(const std::string &username, - const std::string &password) { - cli_->set_basic_auth(username, password); -} -inline void Client::set_bearer_token_auth(const std::string &token) { - cli_->set_bearer_token_auth(token); -} + inline void Client::set_basic_auth(const std::string & username, + const std::string & password) + { + cli_->set_basic_auth(username, password); + } + inline void Client::set_bearer_token_auth(const std::string & token) + { + cli_->set_bearer_token_auth(token); + } #ifdef CPPHTTPLIB_OPENSSL_SUPPORT -inline void Client::set_digest_auth(const std::string &username, - const std::string &password) { - cli_->set_digest_auth(username, password); -} + inline void Client::set_digest_auth(const std::string & username, + const std::string & password) + { + cli_->set_digest_auth(username, password); + } #endif -inline void Client::set_keep_alive(bool on) { cli_->set_keep_alive(on); } -inline void Client::set_follow_location(bool on) { - cli_->set_follow_location(on); -} + inline void Client::set_keep_alive(bool on) { cli_->set_keep_alive(on); } + inline void Client::set_follow_location(bool on) + { + cli_->set_follow_location(on); + } -inline void Client::set_url_encode(bool on) { cli_->set_url_encode(on); } + inline void Client::set_url_encode(bool on) { cli_->set_url_encode(on); } -inline void Client::set_compress(bool on) { cli_->set_compress(on); } + inline void Client::set_compress(bool on) { cli_->set_compress(on); } -inline void Client::set_decompress(bool on) { cli_->set_decompress(on); } + inline void Client::set_decompress(bool on) { cli_->set_decompress(on); } -inline void Client::set_interface(const std::string &intf) { - cli_->set_interface(intf); -} + inline void Client::set_interface(const std::string & intf) + { + cli_->set_interface(intf); + } -inline void Client::set_proxy(const std::string &host, int port) { - cli_->set_proxy(host, port); -} -inline void Client::set_proxy_basic_auth(const std::string &username, - const std::string &password) { - cli_->set_proxy_basic_auth(username, password); -} -inline void Client::set_proxy_bearer_token_auth(const std::string &token) { - cli_->set_proxy_bearer_token_auth(token); -} + inline void Client::set_proxy(const std::string & host, int port) + { + cli_->set_proxy(host, port); + } + inline void Client::set_proxy_basic_auth(const std::string & username, + const std::string & password) + { + cli_->set_proxy_basic_auth(username, password); + } + inline void Client::set_proxy_bearer_token_auth(const std::string & token) + { + cli_->set_proxy_bearer_token_auth(token); + } #ifdef CPPHTTPLIB_OPENSSL_SUPPORT -inline void Client::set_proxy_digest_auth(const std::string &username, - const std::string &password) { - cli_->set_proxy_digest_auth(username, password); -} + inline void Client::set_proxy_digest_auth(const std::string & username, + const std::string & password) + { + cli_->set_proxy_digest_auth(username, password); + } #endif #ifdef CPPHTTPLIB_OPENSSL_SUPPORT -inline void Client::enable_server_certificate_verification(bool enabled) { - cli_->enable_server_certificate_verification(enabled); -} + inline void Client::enable_server_certificate_verification(bool enabled) + { + cli_->enable_server_certificate_verification(enabled); + } -inline void Client::enable_server_hostname_verification(bool enabled) { - cli_->enable_server_hostname_verification(enabled); -} + inline void Client::enable_server_hostname_verification(bool enabled) + { + cli_->enable_server_hostname_verification(enabled); + } -inline void Client::set_server_certificate_verifier( - std::function verifier) { - cli_->set_server_certificate_verifier(verifier); -} + inline void Client::set_server_certificate_verifier( + std::function verifier) + { + cli_->set_server_certificate_verifier(verifier); + } #endif -inline void Client::set_logger(Logger logger) { - cli_->set_logger(std::move(logger)); -} + inline void Client::set_logger(Logger logger) + { + cli_->set_logger(std::move(logger)); + } #ifdef CPPHTTPLIB_OPENSSL_SUPPORT -inline void Client::set_ca_cert_path(const std::string &ca_cert_file_path, - const std::string &ca_cert_dir_path) { - cli_->set_ca_cert_path(ca_cert_file_path, ca_cert_dir_path); -} + inline void Client::set_ca_cert_path(const std::string & ca_cert_file_path, + const std::string & ca_cert_dir_path) + { + cli_->set_ca_cert_path(ca_cert_file_path, ca_cert_dir_path); + } -inline void Client::set_ca_cert_store(X509_STORE *ca_cert_store) { - if (is_ssl_) { - static_cast(*cli_).set_ca_cert_store(ca_cert_store); - } else { - cli_->set_ca_cert_store(ca_cert_store); - } -} + inline void Client::set_ca_cert_store(X509_STORE * ca_cert_store) + { + if (is_ssl_) { + static_cast(*cli_).set_ca_cert_store(ca_cert_store); + } + else { + cli_->set_ca_cert_store(ca_cert_store); + } + } -inline void Client::load_ca_cert_store(const char *ca_cert, std::size_t size) { - set_ca_cert_store(cli_->create_ca_cert_store(ca_cert, size)); -} + inline void Client::load_ca_cert_store(const char* ca_cert, std::size_t size) + { + set_ca_cert_store(cli_->create_ca_cert_store(ca_cert, size)); + } -inline long Client::get_openssl_verify_result() const { - if (is_ssl_) { - return static_cast(*cli_).get_openssl_verify_result(); - } - return -1; // NOTE: -1 doesn't match any of X509_V_ERR_??? -} + inline long Client::get_openssl_verify_result() const + { + if (is_ssl_) { + return static_cast(*cli_).get_openssl_verify_result(); + } + return -1; // NOTE: -1 doesn't match any of X509_V_ERR_??? + } -inline SSL_CTX *Client::ssl_context() const { - if (is_ssl_) { return static_cast(*cli_).ssl_context(); } - return nullptr; -} + inline SSL_CTX* Client::ssl_context() const + { + if (is_ssl_) { return static_cast(*cli_).ssl_context(); } + return nullptr; + } #endif -// ---------------------------------------------------------------------------- + // ---------------------------------------------------------------------------- -} // namespace httplib + } // namespace httplib #if defined(_WIN32) && defined(CPPHTTPLIB_USE_POLL) #undef poll -- 2.54.0 From a8845fc371ff4b53bac8b613f1b1ad8471669761 Mon Sep 17 00:00:00 2001 From: TolaMironcenko Date: Thu, 20 Feb 2025 18:42:33 +0700 Subject: [PATCH 5/8] updae dns.js #3 --- src/web/js/settings/dns.js | 2 -- 1 file changed, 2 deletions(-) diff --git a/src/web/js/settings/dns.js b/src/web/js/settings/dns.js index 409d14b..9a92e0c 100644 --- a/src/web/js/settings/dns.js +++ b/src/web/js/settings/dns.js @@ -2,9 +2,7 @@ const dnsenabled = document.querySelector('#dnsenable') const setdnssettingsbutton = document.querySelector('#set_dns_settings') const dnssettingbody = document.querySelector('#dnssettingsbody') const dnsserverstablebody = document.querySelector('#dnsserverstablebody') - const adddnsserverbutton = document.querySelector('#add_dns_server_button') - const localdomainstablebody = document.querySelector('#domainsstablebody') const addlocaldomainbutton = document.querySelector('#add_local_domain_button') -- 2.54.0 From 3d66ac7f0f418f4b46464c5914ac28204376de5d Mon Sep 17 00:00:00 2001 From: TolaMironcenko Date: Thu, 20 Feb 2025 18:43:22 +0700 Subject: [PATCH 6/8] #3 updated header.js --- src/web/js/header.js | 2 -- 1 file changed, 2 deletions(-) diff --git a/src/web/js/header.js b/src/web/js/header.js index 70e487f..6882762 100644 --- a/src/web/js/header.js +++ b/src/web/js/header.js @@ -4,10 +4,8 @@ const syslogsection = document.querySelector('.syslogsection') const syslogbutton = document.querySelector('#syslogbutton') const infobutton = document.querySelector('#infobutton') const infosection = document.querySelector('.infosection') - const headermenubutton = document.querySelector('#headermenubutton') const headerlinks = document.querySelector('.links') -// const header = document.querySelector('.header') let uptimeintervalid -- 2.54.0 From 4b2d425d138ab4db79c8dc4bf7ed595579b7e6e5 Mon Sep 17 00:00:00 2001 From: TolaMironcenko Date: Fri, 21 Feb 2025 12:23:24 +0700 Subject: [PATCH 7/8] added backup restore settings and updated config #3 --- CMakeLists.txt | 1 + Makefile | 1 + config.json | 10 ++++-- config_default.json | 52 +++++++++++++++++++++++++++ meson.build | 1 + src/OpenRouter/OpenRouter.cpp | 3 ++ src/auth/auth.cpp | 1 - src/config/config.hpp | 2 +- src/libs/ConfigManager.hpp | 3 ++ src/openrouter.cpp | 3 +- src/settings/backup.cpp | 64 ++++++++++++++++++++++++++++++++++ src/settings/settings.cpp | 64 ++++++++++++++++++++++++---------- src/settings/settings.hpp | 4 +++ src/settings/ssh/port.cpp | 16 ++++----- src/settings/ssh/server.cpp | 2 +- src/settings/telnet/port.cpp | 9 +++++ src/settings/wifi/password.cpp | 4 +-- src/settings/wifi/qr.cpp | 2 +- src/web/index.html | 10 ++++-- src/web/js/header.js | 6 ---- src/web/js/routes.js | 3 ++ src/web/js/settings/backup.js | 49 ++++++++++++++++++++++++++ src/web/js/settings/dns.js | 3 ++ src/web/js/settings/ssh.js | 4 +++ src/web/js/settings/telnet.js | 2 ++ src/web/js/settings/wifi.js | 2 ++ 26 files changed, 273 insertions(+), 48 deletions(-) create mode 100644 config_default.json create mode 100644 src/settings/backup.cpp create mode 100644 src/web/js/settings/backup.js diff --git a/CMakeLists.txt b/CMakeLists.txt index 60fbef9..5602614 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -10,6 +10,7 @@ add_executable( src/security/cors.cpp src/settings/settings.cpp + src/settings/backup.cpp src/settings/telnet/enabled.cpp src/settings/telnet/port.cpp diff --git a/Makefile b/Makefile index 358c142..7ef417e 100644 --- a/Makefile +++ b/Makefile @@ -4,6 +4,7 @@ CXXFLAGS=-Wall -I src/libs -I src -std=c++20 SOURCES=src/openrouter.cpp \ src/security/cors.cpp \ src/settings/settings.cpp \ + src/settings/backup.cpp \ src/settings/telnet/enabled.cpp \ src/settings/telnet/port.cpp \ src/settings/ssh/status.cpp \ diff --git a/config.json b/config.json index 16eb67b..bfe0702 100644 --- a/config.json +++ b/config.json @@ -1,5 +1,9 @@ { "auth_service": "http://127.0.0.1:43243", + "server": { + "ip": "0.0.0.0", + "port": 43244 + }, "settings": { "dns": { "enabled": false, @@ -31,10 +35,10 @@ }, "telnet": { "enabled": false, - "port": "29" + "port": "23" }, "wifi": { - "channel": "1", + "channel": "11", "enabled": false, "name": "home", "password": "OpenRouterPassword" @@ -45,4 +49,4 @@ "js": "../src/web/js", "root": "../src/web" } -} \ No newline at end of file +} diff --git a/config_default.json b/config_default.json new file mode 100644 index 0000000..bfe0702 --- /dev/null +++ b/config_default.json @@ -0,0 +1,52 @@ +{ + "auth_service": "http://127.0.0.1:43243", + "server": { + "ip": "0.0.0.0", + "port": 43244 + }, + "settings": { + "dns": { + "enabled": false, + "localdomains": [ + { + "domain": "localhost", + "ip": "127.0.0.1" + }, + { + "domain": "openrouter.local.com", + "ip": "192.168.200.1" + } + ], + "servers": [ + "8.8.8.8" + ] + }, + "ftp": { + "enabled": false + }, + "ssh": { + "enabled": false, + "keys": [ + "key1", + "key2" + ], + "port": "22", + "server": "dropbear" + }, + "telnet": { + "enabled": false, + "port": "23" + }, + "wifi": { + "channel": "11", + "enabled": false, + "name": "home", + "password": "OpenRouterPassword" + } + }, + "static": { + "css": "../src/web/css", + "js": "../src/web/js", + "root": "../src/web" + } +} diff --git a/meson.build b/meson.build index 3c081fc..f8de5af 100644 --- a/meson.build +++ b/meson.build @@ -6,6 +6,7 @@ executable( 'src/security/cors.cpp', 'src/settings/settings.cpp', + 'src/settings/backup.cpp', 'src/settings/telnet/enabled.cpp', 'src/settings/telnet/port.cpp', diff --git a/src/OpenRouter/OpenRouter.cpp b/src/OpenRouter/OpenRouter.cpp index 85230af..588a9dc 100644 --- a/src/OpenRouter/OpenRouter.cpp +++ b/src/OpenRouter/OpenRouter.cpp @@ -13,6 +13,9 @@ OpenRouter::OpenRouter() this->srv.Post("/api/settings/get", api::settings::get); this->srv.Post("/api/settings/set", api::settings::set); + this->srv.Get("/api/settings/backup", api::settings::backup); + this->srv.Post("/api/settings/restore", api::settings::restore); + this->srv.Post("/api/settings/restore/defaults", api::settings::restore_defaults); this->srv.Post("/api/reboot", api::system::reboot); diff --git a/src/auth/auth.cpp b/src/auth/auth.cpp index 1d599d2..fff8eb5 100644 --- a/src/auth/auth.cpp +++ b/src/auth/auth.cpp @@ -6,7 +6,6 @@ bool authenticate(const std::string &token) { - // config::config.setConfig(std::string("../config.json")); httplib::Client cli(config::config.getConfig()["auth_service"]); std::string body = R"({"token":")" + token + R"("})"; diff --git a/src/config/config.hpp b/src/config/config.hpp index dd29eea..171f7a4 100644 --- a/src/config/config.hpp +++ b/src/config/config.hpp @@ -3,4 +3,4 @@ namespace config { static ConfigManager config(std::string("../config.json")); -} \ No newline at end of file +} diff --git a/src/libs/ConfigManager.hpp b/src/libs/ConfigManager.hpp index 571a298..087d55b 100644 --- a/src/libs/ConfigManager.hpp +++ b/src/libs/ConfigManager.hpp @@ -38,6 +38,9 @@ public: this->config = nullptr; this->configfile.close(); } + std::string getConfigFileName() { + return this->configFileName; + } nlohmann::json getConfig() { return this->config; diff --git a/src/openrouter.cpp b/src/openrouter.cpp index c47ec2c..04aef39 100644 --- a/src/openrouter.cpp +++ b/src/openrouter.cpp @@ -1,4 +1,5 @@ #include +#include int main() { @@ -6,6 +7,6 @@ int main() #ifdef TEST return 0; #else - return router.serve("0.0.0.0", 43244); + return router.serve(config::config.getConfig()["server"]["ip"], config::config.getConfig()["server"]["port"]); #endif } diff --git a/src/settings/backup.cpp b/src/settings/backup.cpp new file mode 100644 index 0000000..f1088b5 --- /dev/null +++ b/src/settings/backup.cpp @@ -0,0 +1,64 @@ +#include +#include +#include +#include +#include +#include + +namespace api +{ + namespace settings + { + void backup(const httplib::Request& request, httplib::Response& response) + { + std::ifstream backup_file(config::config.getConfigFileName()); + std::stringstream backup_file_buffer; + backup_file_buffer << backup_file.rdbuf(); + backup_file.close(); + response.set_content(backup_file_buffer.str(), JSON_TYPE); + } + + void restore(const httplib::Request& request, httplib::Response& response) + { + std::size_t size = request.files.size(); + std::cout << "file size::" << size << std::endl; + bool ret = request.has_file("restore_settings"); + std::cout << "file ret::" << ret << std::endl; + const httplib::MultipartFormData& file = request.get_file_value("restore_settings"); + if (file.content_type == JSON_TYPE) { + nlohmann::json new_config = nlohmann::json::parse(file.content); + config::config.setConfig(new_config); + config::config.saveConfig(); + set_all_settings(config::config.getConfig()); + response.set_content(R"({"status":true})", JSON_TYPE); + system("rc restart auth_service"); + system("rc restart openrouter"); + return; + } + response.set_content(R"({"status":false})", JSON_TYPE); + } + + void restore_defaults(const httplib::Request& request, httplib::Response& response) + { + std::cout << GREEN << request.path << RESET << " " << request.method << std::endl; + response.set_header("Access-Control-Allow-Origin", "*"); + if (!check_body(request)) + { + response.set_content(ACCESS_REQUIRED_STRING, JSON_TYPE); + return; + } + if (std::filesystem::exists(config::config.getConfigFileName())) { + std::filesystem::remove(config::config.getConfigFileName()); + std::filesystem::copy("../config_default.json", config::config.getConfigFileName()); + usleep(300); + config::config.setConfig(config::config.getConfigFileName()); + set_all_settings(config::config.getConfig()); + response.set_content(R"({"status":true})", JSON_TYPE); + system("rc restart auth_service"); + system("rc restart openrouter"); + return; + } + response.set_content(R"({"status":false})", JSON_TYPE); + } + } +} diff --git a/src/settings/settings.cpp b/src/settings/settings.cpp index 1f06827..0485fc3 100644 --- a/src/settings/settings.cpp +++ b/src/settings/settings.cpp @@ -13,6 +13,30 @@ namespace api { namespace settings { + void set_all_settings(nlohmann::json json_body) + { + api::settings::wifi::set_wifi_status(json_body["settings"]["wifi"]["enabled"]); + std::string wifichannel = json_body["settings"]["wifi"]["channel"]; + api::settings::wifi::set_wifi_channel(std::stoi(wifichannel)); + api::settings::wifi::set_wifi_name(json_body["settings"]["wifi"]["name"]); + + api::settings::telnet::set_telnet(json_body["settings"]["telnet"]["enabled"]); + std::string telnetport = json_body["settings"]["telnet"]["port"]; + api::settings::telnet::set_telnet_port(std::stoi(telnetport)); + + api::settings::ssh::set_ssh_status(json_body["settings"]["ssh"]["enabled"]); + api::settings::ssh::set_ssh_server(json_body["settings"]["ssh"]["server"]); + std::string sshport = json_body["settings"]["ssh"]["port"]; + api::settings::ssh::set_ssh_port(std::stoi(sshport)); + api::settings::ssh::set_ssh_keys(json_body["settings"]["ssh"]["keys"]); + + api::settings::ftp::set_ftp(json_body["settings"]["ftp"]["enabled"]); + + api::settings::dns::set_dns(json_body["settings"]["dns"]["enabled"]); + api::settings::dns::set_dns_servers(json_body["settings"]["dns"]["servers"]); + api::settings::dns::set_local_domains(json_body["settings"]["dns"]["localdomains"]); + } + void get(const httplib::Request& request, httplib::Response& response) { std::cout << GREEN << request.path << RESET << " " << request.method << std::endl; @@ -29,7 +53,7 @@ namespace api response.set_content(R"({"access":"reject"})", JSON_TYPE); return; } - config::config.setConfig(std::string("../config.json")); + config::config.setConfig(config::config.getConfigFileName()); std::string responsedata = R"({"settings":)" + config::config.getConfig()["settings"].dump() + R"(})"; response.set_content(responsedata, JSON_TYPE); } @@ -56,33 +80,35 @@ namespace api response.set_content(R"({"access":"reject"})", JSON_TYPE); return; } - sleep(1); - config::config.setConfig(std::string("../config.json")); + usleep(300); + config::config.setConfig(config::config.getConfigFileName()); nlohmann::json new_config = config::config.getConfig(); new_config["settings"] = json_body["settings"]; config::config.setConfig(new_config); config::config.saveConfig(); - api::settings::wifi::set_wifi_status(json_body["settings"]["wifi"]["enabled"]); - std::string wifichannel = json_body["settings"]["wifi"]["channel"]; - api::settings::wifi::set_wifi_channel(std::stoi(wifichannel)); - api::settings::wifi::set_wifi_name(json_body["settings"]["wifi"]["name"]); + set_all_settings(json_body); - api::settings::telnet::set_telnet(json_body["settings"]["telnet"]["enabled"]); - std::string telnetport = json_body["settings"]["telnet"]["port"]; - api::settings::telnet::set_telnet_port(std::stoi(telnetport)); + // api::settings::wifi::set_wifi_status(json_body["settings"]["wifi"]["enabled"]); + // std::string wifichannel = json_body["settings"]["wifi"]["channel"]; + // api::settings::wifi::set_wifi_channel(std::stoi(wifichannel)); + // api::settings::wifi::set_wifi_name(json_body["settings"]["wifi"]["name"]); - api::settings::ssh::set_ssh_status(json_body["settings"]["ssh"]["enabled"]); - api::settings::ssh::set_ssh_server(json_body["settings"]["ssh"]["server"]); - std::string sshport = json_body["settings"]["ssh"]["port"]; - api::settings::ssh::set_ssh_port(std::stoi(sshport)); - api::settings::ssh::set_ssh_keys(json_body["settings"]["ssh"]["keys"]); + // api::settings::telnet::set_telnet(json_body["settings"]["telnet"]["enabled"]); + // std::string telnetport = json_body["settings"]["telnet"]["port"]; + // api::settings::telnet::set_telnet_port(std::stoi(telnetport)); - api::settings::ftp::set_ftp(json_body["settings"]["ftp"]["enabled"]); + // api::settings::ssh::set_ssh_status(json_body["settings"]["ssh"]["enabled"]); + // api::settings::ssh::set_ssh_server(json_body["settings"]["ssh"]["server"]); + // std::string sshport = json_body["settings"]["ssh"]["port"]; + // api::settings::ssh::set_ssh_port(std::stoi(sshport)); + // api::settings::ssh::set_ssh_keys(json_body["settings"]["ssh"]["keys"]); - api::settings::dns::set_dns(json_body["settings"]["dns"]["enabled"]); - api::settings::dns::set_dns_servers(json_body["settings"]["dns"]["servers"]); - api::settings::dns::set_local_domains(json_body["settings"]["dns"]["localdomains"]); + // api::settings::ftp::set_ftp(json_body["settings"]["ftp"]["enabled"]); + + // api::settings::dns::set_dns(json_body["settings"]["dns"]["enabled"]); + // api::settings::dns::set_dns_servers(json_body["settings"]["dns"]["servers"]); + // api::settings::dns::set_local_domains(json_body["settings"]["dns"]["localdomains"]); std::string responsedata = R"({"settings":)" + config::config.getConfig()["settings"].dump() + R"(})"; response.set_content(responsedata, JSON_TYPE); diff --git a/src/settings/settings.hpp b/src/settings/settings.hpp index bd8b57e..473037e 100644 --- a/src/settings/settings.hpp +++ b/src/settings/settings.hpp @@ -11,6 +11,10 @@ namespace api { namespace settings { + void set_all_settings(nlohmann::json json_body); + void backup(const httplib::Request& request, httplib::Response& response); + void restore(const httplib::Request& request, httplib::Response& response); + void restore_defaults(const httplib::Request& request, httplib::Response& response); void get(const httplib::Request& request, httplib::Response& response); void set(const httplib::Request& request, httplib::Response& response); } diff --git a/src/settings/ssh/port.cpp b/src/settings/ssh/port.cpp index f0732b6..ef21eb6 100644 --- a/src/settings/ssh/port.cpp +++ b/src/settings/ssh/port.cpp @@ -4,9 +4,11 @@ #include #include #include +#include #define SSH_PORT_REQUIRED_STRING R"({"required":"[token,port]"})" -#define SSH_PORT_PATH "/etc/openrouter/ssh/port" +#define DROPBEAR_DEFAULT_FILE "/etc/default/dropbear" +#define SSHD_CONFIG_FILE "/etc/ssh/sshd_config" namespace api { @@ -16,21 +18,15 @@ namespace api { void set_ssh_port(int new_ssh_port) { - std::ifstream oldsshportfile(SSH_PORT_PATH); - int old_ssh_port; - oldsshportfile >> old_ssh_port; - oldsshportfile.close(); - std::ofstream sshportfileout(SSH_PORT_PATH); - sshportfileout << new_ssh_port; - sshportfileout.close(); + std::string old_ssh_port = config::config.getConfig()["settings"]["ssh"]["port"]; std::stringstream systemrequest; if (get_ssh_server() == DROPBEAR_SSH) { - systemrequest << "sed -i \"s/DROPBEAR_PORT=" << old_ssh_port << "/DROPBEAR_PORT=" << new_ssh_port << "/g\" /etc/default/dropbear"; + systemrequest << "sed -i \"s/DROPBEAR_PORT=" << old_ssh_port << "/DROPBEAR_PORT=" << new_ssh_port << "/g\" " << DROPBEAR_DEFAULT_FILE; } else if (get_ssh_server() == OPENSSH_SSH) { - systemrequest << "sed -i \"/Port " << old_ssh_port << "/s//Port " << new_ssh_port << "/\" /etc/ssh/sshd_config"; + systemrequest << "sed -i \"/Port " << old_ssh_port << "/s//Port " << new_ssh_port << "/\" " << SSHD_CONFIG_FILE; } std::cout << systemrequest.str() << std::endl; system(systemrequest.str().c_str()); diff --git a/src/settings/ssh/server.cpp b/src/settings/ssh/server.cpp index c6c8e73..8989bda 100644 --- a/src/settings/ssh/server.cpp +++ b/src/settings/ssh/server.cpp @@ -11,7 +11,7 @@ namespace api { std::string get_ssh_server() { - config::config.setConfig(std::string("../config.json")); + config::config.setConfig(config::config.getConfigFileName()); return config::config.getConfig()["settings"]["ssh"]["server"]; } diff --git a/src/settings/telnet/port.cpp b/src/settings/telnet/port.cpp index 0f69b0d..a4e6154 100644 --- a/src/settings/telnet/port.cpp +++ b/src/settings/telnet/port.cpp @@ -1,6 +1,10 @@ #include #include #include +#include +#include + +#define TELNET_PORT_FILE "/etc/default/telnet" namespace api { @@ -10,6 +14,11 @@ namespace api { void set_telnet_port(int new_telnet_port) { + std::string old_telnet_port = config::config.getConfig()["settings"]["telnet"]["port"]; + std::stringstream systemrequest; + systemrequest << "sed -i \"s/TELNET_PORT=" << old_telnet_port << "/TELNET_PORT=" << new_telnet_port << "/g\" " << TELNET_PORT_FILE; + std::cout << systemrequest.str() << std::endl; + system(systemrequest.str().c_str()); system("rc restart telnet"); std::string syslogstring = "Telnet port changed to " + new_telnet_port; syslog(LOG_INFO, "%s", syslogstring.c_str()); diff --git a/src/settings/wifi/password.cpp b/src/settings/wifi/password.cpp index 06ee209..2a18af9 100644 --- a/src/settings/wifi/password.cpp +++ b/src/settings/wifi/password.cpp @@ -61,8 +61,8 @@ namespace api system("rc restart hostapd"); std::string syslogstring = "WIFI password changed"; syslog(LOG_INFO, "%s", syslogstring.c_str()); - sleep(1); - config::config.setConfig(std::string("../config.json")); + usleep(500); + config::config.setConfig(config::config.getConfigFileName()); nlohmann::json new_config = config::config.getConfig(); new_config["settings"]["wifi"]["password"] = new_wifi_password; config::config.setConfig(new_config); diff --git a/src/settings/wifi/qr.cpp b/src/settings/wifi/qr.cpp index e060c4b..9796448 100644 --- a/src/settings/wifi/qr.cpp +++ b/src/settings/wifi/qr.cpp @@ -30,7 +30,7 @@ namespace api response.set_content(R"({"access":"reject"})", JSON_TYPE); return; } - config::config.setConfig(std::string("../config.json")); + config::config.setConfig(config::config.getConfigFileName()); std::string wifi_password = config::config.getConfig()["settings"]["wifi"]["password"]; std::string wifi_name = config::config.getConfig()["settings"]["wifi"]["name"]; std::stringstream toqrstring; diff --git a/src/web/index.html b/src/web/index.html index 4988713..b41bc77 100644 --- a/src/web/index.html +++ b/src/web/index.html @@ -197,11 +197,14 @@

Backup settings

-
- - +
+ + + + +
@@ -284,6 +287,7 @@ + diff --git a/src/web/js/header.js b/src/web/js/header.js index 6882762..49a2cf4 100644 --- a/src/web/js/header.js +++ b/src/web/js/header.js @@ -45,9 +45,3 @@ infobutton.addEventListener('click', () => { infosection.classList.add('active') uptimeintervalid = setInterval(get_uptime, 1000) }) - -// if (window.screenX > 600) { -// header.removeChild(headermenubutton) -// } else { -// header.prepend(headermenubutton) -// } diff --git a/src/web/js/routes.js b/src/web/js/routes.js index 5afb1f8..499c56c 100644 --- a/src/web/js/routes.js +++ b/src/web/js/routes.js @@ -10,6 +10,9 @@ const routes = { settings_get: () => [host, prefix, 'settings', 'get'].join('/'), settings_set: () => [host, prefix, 'settings', 'set'].join('/'), + settings_backup: () => [host, prefix, 'settings', 'backup'].join('/'), + settings_restore: () => [host, prefix, 'settings', 'restore'].join('/'), + restore_defaults: () => [host, prefix, 'settings', 'restore', 'defaults'].join('/'), reboot: () => [host, prefix, 'reboot'].join('/'), syslog: () => [host, prefix, 'syslog'].join('/'), diff --git a/src/web/js/settings/backup.js b/src/web/js/settings/backup.js new file mode 100644 index 0000000..1b69918 --- /dev/null +++ b/src/web/js/settings/backup.js @@ -0,0 +1,49 @@ +const backup_settings_button = document.querySelector('#backup_settings') +const restore_setings_button = document.querySelector('#restore_settings') +const restore_settings_input = document.querySelector('#restore_settings_input') +const start_restore_settings = document.querySelector('#start_restore_settings') +const restore_default_settings = document.querySelector('#restore_default_settings') + +backup_settings_button.href = routes.settings_backup() + +restore_setings_button.addEventListener('click', () => restore_settings_input.click()) + +start_restore_settings.addEventListener('click', () => { + let restore_file = restore_settings_input.files[0] + console.log(restore_file) + let formData = new FormData() + formData.append('restore_settings', restore_file) + fetch(routes.settings_restore(), {method:"POST", body: formData}) + .then(data => data.json()) + .then(jsondata => { + console.log(jsondata) + if (jsondata.status) { + notification('Настройки применены', 'success') + get_all_settings() + } else { + notification('Некорректный файл', 'error') + } + }).catch((error) => { + notification(`Ошибка на сервере: ${error}`, "error") + }) +}) + +restore_default_settings.addEventListener('click', () => { + fetch(routes.restore_defaults(), { + method: 'POST', + body: `{"token":"${localStorage.getItem("token")}"}` + }).then(data => data.json()).then(jsondata => { + if (jsondata.status) { + notification(`Настройки успешно сохранены`, "success"); + get_all_settings() + } else { + notification(`Неизвестная ошибка`, "error"); + } + }).catch((error) => { + notification(`Ошибка на сервере: ${error}`, "error") + }) +}) + +// restore_settings_input.addEventListener('click', () => { + +// }) diff --git a/src/web/js/settings/dns.js b/src/web/js/settings/dns.js index 9a92e0c..26a0b34 100644 --- a/src/web/js/settings/dns.js +++ b/src/web/js/settings/dns.js @@ -17,6 +17,9 @@ const get_dns_enabled_status = () => { addlocaldomainbutton.classList.add('active') } else { adddnsserverbutton.parentElement.classList.add('onebutton') + dnssettingbody.classList.remove('active') + adddnsserverbutton.classList.remove('active') + addlocaldomainbutton.classList.remove('active') } } diff --git a/src/web/js/settings/ssh.js b/src/web/js/settings/ssh.js index f1e4887..6b21be9 100644 --- a/src/web/js/settings/ssh.js +++ b/src/web/js/settings/ssh.js @@ -15,6 +15,10 @@ const get_ssh_status = () => { sshsettingsbody.classList.add('active') add_ssh_key_button.classList.add('active') add_ssh_key_button.parentElement.classList.remove('onebutton') + } else { + sshsettingsbody.classList.remove('active') + add_ssh_key_button.classList.remove('active') + add_ssh_key_button.parentElement.classList.add('onebutton') } } diff --git a/src/web/js/settings/telnet.js b/src/web/js/settings/telnet.js index 7dd2707..7ce24d8 100644 --- a/src/web/js/settings/telnet.js +++ b/src/web/js/settings/telnet.js @@ -7,6 +7,8 @@ const get_telnet_enabled_status = () => { telnetenabled.checked = settings.telnet.enabled if (settings.telnet.enabled) { telnetsettingbody.classList.add('active') + } else { + telnetsettingbody.classList.remove('active') } } diff --git a/src/web/js/settings/wifi.js b/src/web/js/settings/wifi.js index 7a5f429..cf017e2 100644 --- a/src/web/js/settings/wifi.js +++ b/src/web/js/settings/wifi.js @@ -16,6 +16,8 @@ const get_wifi_status = () => { wifistatus.checked = settings.wifi.enabled if (settings.wifi.enabled) { wifisettingsbody.classList.add('active') + } else { + wifisettingsbody.classList.remove('active') } } -- 2.54.0 From 6a6b31b3af8c1c19558731fe228a6bec87b30af7 Mon Sep 17 00:00:00 2001 From: TolaMironcenko Date: Mon, 24 Feb 2025 16:45:40 +0700 Subject: [PATCH 8/8] fixed css #3 --- src/web/css/form.css | 10 +++++++++- src/web/css/header.css | 1 - src/web/css/index.css | 14 ++++++++++---- src/web/index.html | 11 ----------- 4 files changed, 19 insertions(+), 17 deletions(-) diff --git a/src/web/css/form.css b/src/web/css/form.css index adff24a..53723a2 100644 --- a/src/web/css/form.css +++ b/src/web/css/form.css @@ -48,7 +48,7 @@ .forminputbody { width: 50%; display: flex; - flex-direction: column; + justify-content: space-between; } .forminputbody.confirmform { @@ -92,6 +92,7 @@ border: none; cursor: pointer; transition: 0.3s; + width: 100%; } .formbutton:hover { @@ -110,6 +111,13 @@ } } + +@media screen and (max-width: 600px) { + .forminputbody { + flex-direction: column; + } +} + @media screen and (max-width: 500px) { .formbody { width: 100%; diff --git a/src/web/css/header.css b/src/web/css/header.css index aab2e97..a421f5f 100644 --- a/src/web/css/header.css +++ b/src/web/css/header.css @@ -2,7 +2,6 @@ header { width: 100vw; height: 50px; padding: 10px; - margin: 5px; display: grid; grid-template-columns: 32% 32% 32%; align-items: center; diff --git a/src/web/css/index.css b/src/web/css/index.css index 65e1f04..dd7f3a3 100644 --- a/src/web/css/index.css +++ b/src/web/css/index.css @@ -9,17 +9,21 @@ } body { - width: 100vw; - height: 100vh; + position: absolute; + width: 100%; + height: 100%; } .adminpanel { position: relative; width: 100%; - height: 100%; + height: 100vh; transform: scale(0.5); opacity: 0; transition: 0.3s; + display: flex; + flex-direction: column; + gap: 10px; } .adminpanel.active { @@ -29,6 +33,8 @@ body { .section { position: relative; + display: block; overflow: hidden; - height: calc(100vh - 50px); + height: 100%; + width: 100%; } diff --git a/src/web/index.html b/src/web/index.html index b41bc77..f9a29b6 100644 --- a/src/web/index.html +++ b/src/web/index.html @@ -257,17 +257,6 @@ - -
-
-

Confirm DNS settings?

-
- - -
-
-
-

Reboting

-- 2.54.0