Revert "Stop publish examples to mongoose repo"

This reverts commit 1a17e17c462bdd4e1d26d8742f8b7087273e04c2.

PUBLISHED_FROM=80028de308c9a021955d1425d2bfee8feb85f193

examples/ESP8266_RTOS/user/Makefile

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+
+#############################################################
+# Required variables for each makefile
+# Discard this section from all parent makefiles
+# Expected variables (with automatic defaults):
+#   CSRCS (all "C" files in the dir)
+#   SUBDIRS (all subdirs with a Makefile)
+#   GEN_LIBS - list of libs to be generated ()
+#   GEN_IMAGES - list of images to be generated ()
+#   COMPONENTS_xxx - a list of libs/objs in the form
+#     subdir/lib to be extracted and rolled up into
+#     a generated lib/image xxx.a ()
+#
+ifndef PDIR
+GEN_LIBS = libuser.a
+endif
+
+
+#############################################################
+# Configuration i.e. compile options etc.
+# Target specific stuff (defines etc.) goes in here!
+# Generally values applying to a tree are captured in the
+#   makefile at its root level - these are then overridden
+#   for a subtree within the makefile rooted therein
+#
+DEFINES +=
+
+#############################################################
+# Recursion Magic - Don't touch this!!
+#
+# Each subtree potentially has an include directory
+#   corresponding to the common APIs applicable to modules
+#   rooted at that subtree. Accordingly, the INCLUDE PATH
+#   of a module can only contain the include directories up
+#   its parent path, and not its siblings
+#
+# Required for each makefile to inherit from the parent
+#
+
+INCLUDES += -I ./
+PDIR := ../$(PDIR)
+sinclude $(PDIR)Makefile
+

examples/ESP8266_RTOS/user/esp_libc.c

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+/*
+* Copyright (c) 2015 Cesanta Software Limited
+* All rights reserved
+*/
+
+#include <ctype.h>
+#include <sys/time.h>
+#include <stdint.h>
+
+#include <math.h>
+#include <stdarg.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+
+#include "esp_common.h"
+
+/* Makes fprintf(stdout) and stderr work. */
+_ssize_t _write_r(struct _reent *r, int fd, void *buf, size_t len) {
+  if (fd == 1 || fd == 2) {
+    size_t i;
+    for (i = 0; i < len; i++) {
+      os_putc(((char *) buf)[i]);
+    }
+    return len;
+  }
+  return -1;
+}
+
+/*
+ * You'll need to implement _open_r and friends if you want file operations. See
+ * https://github.com/cesanta/mongoose-os/blob/master/fw/platforms/esp8266/user/esp_fs.c
+ * for SPIFFS-based implementation.
+ */
+
+void abort(void) __attribute__((no_instrument_function));
+void abort(void) {
+  /* cause an unaligned access exception, that will drop you into gdb */
+  *(int *) 1 = 1;
+  while (1)
+    ; /* avoid gcc warning because stdlib abort() has noreturn attribute */
+}
+
+void _exit(int status) {
+  abort();
+}
+
+/*
+ * This will prevent counter wrap if time is read regularly.
+ * At least Mongoose poll queries time, so we're covered.
+ */
+int _gettimeofday_r(struct _reent *r, struct timeval *tp, void *tzp) {
+  static uint32_t prev_time = 0;
+  static uint32_t num_overflows = 0;
+  uint32_t time = system_get_time();
+  uint64_t time64 = time;
+  if (prev_time > 0 && time < prev_time) num_overflows++;
+  time64 += (((uint64_t) num_overflows) * (1ULL << 32));
+  tp->tv_sec = time64 / 1000000ULL;
+  tp->tv_usec = time64 % 1000000ULL;
+  prev_time = time;
+  return 0;
+  (void) r;
+  (void) tzp;
+}

examples/ESP8266_RTOS/user/mongoose.c

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

examples/ESP8266_RTOS/user/mongoose.h

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+../../../mongoose.h

examples/ESP8266_RTOS/user/user_main.c

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+/*
+ * Copyright (c) 2015 Cesanta Software Limited
+ * All rights reserved
+ */
+
+#include "esp_common.h"
+
+#include "mongoose.h"
+
+#define AP_SSID "Mongoose"
+#define AP_PASS "Mongoose"
+#define AP_CHAN 9
+#define MG_LISTEN_ADDR "80"
+
+#define MG_TASK_STACK_SIZE 4096
+#define MGOS_TASK_PRIORITY 1
+
+void uart_div_modify(int uart_no, unsigned int freq);
+
+void ev_handler(struct mg_connection *nc, int ev, void *p) {
+  static const char *reply_fmt =
+      "HTTP/1.0 200 OK\r\n"
+      "Connection: close\r\n"
+      "Content-Type: text/plain\r\n"
+      "\r\n"
+      "Hello %s\n";
+
+  switch (ev) {
+    case MG_EV_ACCEPT: {
+      char addr[32];
+      mg_sock_addr_to_str(&nc->sa, addr, sizeof(addr),
+                          MG_SOCK_STRINGIFY_IP | MG_SOCK_STRINGIFY_PORT);
+      printf("Connection %p from %s\n", nc, addr);
+      break;
+    }
+    case MG_EV_HTTP_REQUEST: {
+      char addr[32];
+      struct http_message *hm = (struct http_message *) p;
+      mg_sock_addr_to_str(&nc->sa, addr, sizeof(addr),
+                          MG_SOCK_STRINGIFY_IP | MG_SOCK_STRINGIFY_PORT);
+      printf("HTTP request from %s: %.*s %.*s\n", addr, (int) hm->method.len,
+             hm->method.p, (int) hm->uri.len, hm->uri.p);
+      mg_printf(nc, reply_fmt, addr);
+      nc->flags |= MG_F_SEND_AND_CLOSE;
+      break;
+    }
+    case MG_EV_CLOSE: {
+      printf("Connection %p closed\n", nc);
+      break;
+    }
+  }
+}
+
+void setup_ap(void) {
+  int off = 0;
+  struct ip_info info;
+  struct softap_config cfg;
+
+  wifi_set_opmode_current(SOFTAP_MODE);
+  memset(&cfg, 0, sizeof(cfg));
+  strcpy((char *) cfg.ssid, AP_SSID);
+  strcpy((char *) cfg.password, AP_PASS);
+  cfg.ssid_len = strlen((const char *) cfg.ssid);
+  cfg.authmode =
+      strlen((const char *) cfg.password) ? AUTH_WPA2_PSK : AUTH_OPEN;
+  cfg.channel = AP_CHAN;
+  cfg.ssid_hidden = 0;
+  cfg.max_connection = 10;
+  cfg.beacon_interval = 100; /* ms */
+
+  printf("Setting up AP '%s' on channel %d\n", cfg.ssid, cfg.channel);
+  wifi_softap_set_config_current(&cfg);
+  wifi_softap_dhcps_stop();
+  wifi_softap_set_dhcps_offer_option(OFFER_ROUTER, &off);
+  wifi_softap_dhcps_start();
+  wifi_get_ip_info(SOFTAP_IF, &info);
+  printf("WiFi AP: SSID %s, channel %d, IP " IPSTR "\n", cfg.ssid, cfg.channel,
+         IP2STR(&info.ip));
+}
+
+static void mg_task(void *arg) {
+  struct mg_mgr mgr;
+  struct mg_connection *nc;
+
+  printf("SDK version: %s\n", system_get_sdk_version());
+  setup_ap();
+
+  mg_mgr_init(&mgr, NULL);
+
+  nc = mg_bind(&mgr, MG_LISTEN_ADDR, ev_handler);
+  if (nc == NULL) {
+    printf("Error setting up listener!\n");
+    return;
+  }
+  mg_set_protocol_http_websocket(nc);
+
+  while (1) {
+    mg_mgr_poll(&mgr, 1000);
+  }
+}
+
+xTaskHandle s_mg_task_handle;
+
+void user_init(void) {
+  uart_div_modify(0, UART_CLK_FREQ / 115200);
+
+  xTaskCreate(mg_task, (const signed char *) "mongoose", MG_TASK_STACK_SIZE,
+              NULL, MGOS_TASK_PRIORITY, &s_mg_task_handle);
+}