fix Arduino tests

tutorials/http/http-server/arduino/w5500-http/mongoose.c

@@ -0,0 +1 @@
+../../../../../mongoose.c

tutorials/http/http-server/arduino/w5500-http/mongoose.h

@@ -0,0 +1 @@
+../../../../../mongoose.h

tutorials/http/http-server/arduino/w5500-http/mongoose_config.h

@@ -0,0 +1,18 @@
+#pragma once
+
+#include "Arduino.h"
+
+#include <errno.h>
+#include <stdarg.h>
+#include <stdio.h>
+#include <time.h>
+
+#define MG_ARCH MG_ARCH_CUSTOM
+#define MG_ENABLE_TCPIP 1
+#define MG_ENABLE_DRIVER_W5500 1
+#define MG_ENABLE_TCPIP_DRIVER_INIT 0
+#define MG_ENABLE_TCPIP_PRINT_DEBUG_STATS 0
+#define MG_ENABLE_CUSTOM_MILLIS 1
+#define MG_ENABLE_CUSTOM_RANDOM 1
+#define MG_TLS MG_TLS_BUILTIN
+#define MG_IO_SIZE 256

tutorials/http/http-server/arduino/w5500-http/w5500-http.ino

@@ -0,0 +1,110 @@
+#include <SPI.h>
+#include "mongoose.h"
+
+#define LED_PIN LED_BUILTIN  // LED pin
+#define SS_PIN 17            // Slave select pin for the W5500 module
+
+struct mg_tcpip_spi spi = {
+    NULL,  // SPI metadata
+    [](void *) { digitalWrite(SS_PIN, LOW); SPI.beginTransaction(SPISettings()); },
+    [](void *) { digitalWrite(SS_PIN, HIGH); SPI.endTransaction(); },
+    [](void *, uint8_t c) { return SPI.transfer(c); }, // Execute transaction
+};
+struct mg_mgr mgr;                                     // Mongoose event manager
+struct mg_tcpip_if mif = {.mac = {2, 0, 1, 2, 3, 5}};  // Network interface
+
+// Used by Mongoose for time tracking
+uint64_t mg_millis(void) {
+  return millis();
+}
+
+// Used by Mongoose to generate random data
+bool mg_random(void *buf, size_t len) {  // For TLS
+  uint8_t *p = (uint8_t *) buf;
+  while (len--) *p++ = (unsigned char) (rand() & 255);
+  return true;
+}
+
+// Crude function to get available RAM, for quick profiling
+extern "C" char *sbrk(int);
+extern char *__brkval;
+int getFreeRAM() {
+  char top;
+#ifdef __arm__
+  return &top - (char *) sbrk(0);
+#elif defined(CORE_TEENSY) || (ARDUINO > 103 && ARDUINO != 151)
+  return &top - __brkval;
+#else
+  return __brkval ? &top - __brkval : &top - __malloc_heap_start;
+#endif
+}
+
+static void http_ev_handler(struct mg_connection *c, int ev, void *ev_data) {
+  if (ev == MG_EV_HTTP_MSG) {
+    struct mg_http_message *hm = (struct mg_http_message *) ev_data;
+    if (mg_match(hm->uri, mg_str("/api/led/on"), NULL)) {
+      digitalWrite(LED_PIN, HIGH);
+      mg_http_reply(c, 200, "", "{%m: %d}\n", MG_ESC("led"), digitalRead(LED_PIN));
+    } else if (mg_match(hm->uri, mg_str("/api/led/off"), NULL)) {
+      digitalWrite(LED_PIN, LOW);
+      mg_http_reply(c, 200, "", "{%m: %d}\n", MG_ESC("led"), digitalRead(LED_PIN));
+    } else {
+      mg_http_reply(c, 200, "", "ok, free RAM: %u\n", getFreeRAM());
+    }
+  }
+  // Initialise TLS if we're a TLS listener
+  if (ev == MG_EV_ACCEPT && c->fn_data != NULL) {
+    struct mg_tls_opts opts;
+    memset(&opts, 0, sizeof(opts));
+
+    // Generated by https://mongoose.ws/tls/
+#define TLS_CERT \
+  "-----BEGIN CERTIFICATE-----\n" \
+  "MIIBkzCCATqgAwIBAgIEZ3E9lzAKBggqhkjOPQQDAjATMREwDwYDVQQDEwhNb25n\n" \
+  "b29zZTAeFw0yNDEyMjkxMjE2MjNaFw0zNDEyMjcxMjE2MjNaMBQxEjAQBgNVBAMT\n" \
+  "CWxvY2FsaG9zdDBZMBMGByqGSM49AgEGCCqGSM49AwEHA0IABHxxuByu5K2k7DYq\n" \
+  "b3eQsHb3VY5NWglWun7axh69OWF7V9OUUyON1y8ISirL0Gj5ZPOogIgrB9iOcz6K\n" \
+  "q9n8NQOjezB5MA4GA1UdDwEB/wQEAwIFoDATBgNVHSUEDDAKBggrBgEFBQcDATAM\n" \
+  "BgNVHRMBAf8EAjAAMB8GA1UdIwQYMBaAFGn8GpPWaM0JC7U4zlg+bCljSjLoMCMG\n" \
+  "A1UdEQQcMBqCCWxvY2FsaG9zdIINMTkyLjE2OC4wLjEwMDAKBggqhkjOPQQDAgNH\n" \
+  "ADBEAiAr1fO3QLLm+vjYarctNI+gfnxxB4edRTRmcFWHmBS8oQIgY5lkq2JCwATG\n" \
+  "YsVQUmS+2Tbc7ij7lkduXO42pvr/0fw=\n" \
+  "-----END CERTIFICATE-----"
+
+  #define TLS_KEY \
+  "-----BEGIN EC PRIVATE KEY-----\n" \
+  "MHcCAQEEIHKu84eEw9dX8nez82g3F94OsZJ14LVbAN+OBW+++V2poAoGCCqGSM49\n" \
+  "AwEHoUQDQgAEfHG4HK7kraTsNipvd5CwdvdVjk1aCVa6ftrGHr05YXtX05RTI43X\n" \
+  "LwhKKsvQaPlk86iAiCsH2I5zPoqr2fw1Aw==\n" \
+  "-----END EC PRIVATE KEY-----"
+
+    opts.cert = mg_str(TLS_CERT);
+    opts.key = mg_str(TLS_KEY);
+
+    mg_tls_init(c, &opts);
+  }
+}
+
+void setup() {
+  Serial.begin(115200);       // Initialise serial
+  while (!Serial) delay(50);  // for debug output
+
+  SPI.begin();               // Iniitialise SPI
+  pinMode(SS_PIN, OUTPUT);   // to communicate with W5500 Ethernet module
+  pinMode(LED_PIN, OUTPUT);  // Initialise LED
+
+  mg_mgr_init(&mgr);        // Initialise Mongoose event manager
+  mg_log_set(MG_LL_DEBUG);  // Set debug log level
+  mg_log_set_fn([](char ch, void *) { Serial.print(ch); }, NULL);  // Log serial
+  mif.driver = &mg_tcpip_driver_w5500;  // Use W5500 built-in driver
+  mif.driver_data = &spi;               // Pass SPI interface to W5500 driver
+  mg_tcpip_init(&mgr, &mif);            // Initialise built-in TCP/IP stack
+
+  // Setup HTTP & HTTPS listeners. Respond "ok" on any HTTP request
+  mg_http_listen(&mgr, "http://0.0.0.0:80", http_ev_handler, NULL);
+  mg_http_listen(&mgr, "https://0.0.0.0:443", http_ev_handler, (void *) 1);
+}
+
+void loop() {
+  mg_mgr_poll(&mgr, 1);
+}