rework WiFi

cores/esp8266/Arduino.h

@@ -37,6 +37,7 @@ extern "C" {
 #include "binary.h"
 #include "esp8266_peri.h"
 #include "twi.h"
+#include "core_esp8266_features.h"
 
 #define HIGH 0x1
 #define LOW  0x0
@@ -247,8 +248,12 @@ void optimistic_yield(uint32_t interval_us);
 #include "Updater.h"
 #include "debug.h"
 
+#ifndef _GLIBCXX_VECTOR
+// arduino is not compatible with std::vector
 #define min(a,b) ((a)<(b)?(a):(b))
 #define max(a,b) ((a)>(b)?(a):(b))
+#endif
+
 #define _min(a,b) ((a)<(b)?(a):(b))
 #define _max(a,b) ((a)>(b)?(a):(b))
 

cores/esp8266/IPAddress.h

@@ -56,6 +56,9 @@ class IPAddress: public Printable {
         bool operator==(const IPAddress& addr) const {
             return _address.dword == addr._address.dword;
         }
+        bool operator==(uint32_t addr) const {
+            return _address.dword == addr;
+        }
         bool operator==(const uint8_t* addr) const;
 
         // Overloaded index operator to allow getting and setting individual octets of the address

cores/esp8266/core_esp8266_features.h

@@ -28,6 +28,8 @@
 #define CORE_HAS_LIBB64
 #define CORE_HAS_BASE64_CLASS
 
+#define WIFI_HAS_EVENT_CALLBACK
+
 
 #endif
 

libraries/ESP8266WiFi/examples/WiFiClientEvents/WiFiClientEvents.ino

@@ -0,0 +1,48 @@
+/*
+ *  This sketch shows the WiFi event usage
+ *
+ */
+
+#include <ESP8266WiFi.h>
+
+const char* ssid     = "your-ssid";
+const char* password = "your-password";
+
+
+void WiFiEvent(WiFiEvent_t event) {
+    Serial.printf("[WiFi-event] event: %d\n", event);
+
+    switch(event) {
+        case WIFI_EVENT_STAMODE_GOT_IP:
+            Serial.println("WiFi connected");
+            Serial.println("IP address: ");
+            Serial.println(WiFi.localIP());
+            break;
+        case WIFI_EVENT_STAMODE_DISCONNECTED:
+            Serial.println("WiFi lost connection");
+            break;
+    }
+}
+
+void setup() {
+    Serial.begin(115200);
+
+    // delete old config
+    WiFi.disconnect(true);
+
+    delay(1000);
+
+    WiFi.onEvent(WiFiEvent);
+
+    WiFi.begin(ssid, password);
+
+    Serial.println();
+    Serial.println();
+    Serial.println("Wait for WiFi... ");
+}
+
+
+void loop() {
+    delay(1000);
+}
+