Merge pull request #7 from adafruit/esp32

ESP32 Support

Author: toddtreece

src/AdafruitIO_WiFi.h

@@ -22,6 +22,11 @@
   #include "wifi/AdafruitIO_WINC1500.h"
   typedef AdafruitIO_WINC1500 AdafruitIO_WiFi;
 
+#elif defined(ARDUINO_ARCH_ESP32)
+
+  #include "wifi/AdafruitIO_ESP32.h"
+  typedef AdafruitIO_ESP32 AdafruitIO_WiFi;
+
 #elif defined(ESP8266)
 
   #include "wifi/AdafruitIO_ESP8266.h"

src/util/AdafruitIO_Board.cpp

@@ -21,6 +21,9 @@ char AdafruitIO_Board::_id[64] = "";
     const char AdafruitIO_Board::_type[] = "feather_32u4";
 #elif defined(ARDUINO_STM32_FEATHER)
     const char AdafruitIO_Board::_type[] = "feather_wiced";
+#elif defined(ARDUINO_ARCH_ESP32)
+    #include <WiFi.h>
+    const char AdafruitIO_Board::_type[] = "esp32";
 #elif defined(ESP8266)
     const char AdafruitIO_Board::_type[] = "esp8266";
 #else
@@ -61,6 +64,18 @@ const char* AdafruitIO_Board::type()
     return AdafruitIO_Board::_id;
   }
 
+#elif defined(ARDUINO_ARCH_ESP32)
+
+  char* AdafruitIO_Board::id()
+  {
+    byte mac[6];
+    WiFi.macAddress(mac);
+    for(int i=0; i < 6; i++) {
+      sprintf(&AdafruitIO_Board::_id[i*2],"%02x", mac[i]);
+    }
+    return AdafruitIO_Board::_id;
+  }
+
 #elif defined(ESP8266)
 
   char* AdafruitIO_Board::id()

src/util/AdafruitIO_Board.h

@@ -28,7 +28,6 @@ class AdafruitIO_Board {
     static const char _type[];
     static const char* type();
 
-
 };
 
 #endif // ADAFRUITIO_BOARD_H

src/wifi/AdafruitIO_ESP32.cpp

@@ -0,0 +1,64 @@
+//
+// Adafruit invests time and resources providing this open source code.
+// Please support Adafruit and open source hardware by purchasing
+// products from Adafruit!
+//
+// Copyright (c) 2015-2016 Adafruit Industries
+// Authors: Tony DiCola, Todd Treece
+// Licensed under the MIT license.
+//
+// All text above must be included in any redistribution.
+//
+#ifdef ARDUINO_ARCH_ESP32
+
+#include "AdafruitIO_ESP32.h"
+
+AdafruitIO_ESP32::AdafruitIO_ESP32(const char *user, const char *key, const char *ssid, const char *pass):AdafruitIO(user, key)
+{
+  _ssid = ssid;
+  _pass = pass;
+  _client = new WiFiClientSecure;
+  _mqtt = new Adafruit_MQTT_Client(_client, _host, _mqtt_port);
+  _http = new HttpClient(*_client, _host, _http_port);
+}
+
+AdafruitIO_ESP32::~AdafruitIO_ESP32()
+{
+  if(_client)
+    delete _client;
+  if(_mqtt)
+    delete _mqtt;
+}
+
+void AdafruitIO_ESP32::_connect()
+{
+
+  delay(100);
+  WiFi.begin(_ssid, _pass);
+  delay(100);
+  _status = AIO_NET_DISCONNECTED;
+
+}
+
+aio_status_t AdafruitIO_ESP32::networkStatus()
+{
+
+  switch(WiFi.status()) {
+    case WL_CONNECTED:
+      return AIO_NET_CONNECTED;
+    case WL_CONNECT_FAILED:
+      return AIO_NET_CONNECT_FAILED;
+    case WL_IDLE_STATUS:
+      return AIO_IDLE;
+    default:
+      return AIO_NET_DISCONNECTED;
+  }
+
+}
+
+const char* AdafruitIO_ESP32::connectionType()
+{
+  return "wifi";
+}
+
+#endif // ESP32

src/wifi/AdafruitIO_ESP32.h

@@ -0,0 +1,43 @@
+//
+// Adafruit invests time and resources providing this open source code.
+// Please support Adafruit and open source hardware by purchasing
+// products from Adafruit!
+//
+// Copyright (c) 2015-2016 Adafruit Industries
+// Authors: Tony DiCola, Todd Treece
+// Licensed under the MIT license.
+//
+// All text above must be included in any redistribution.
+//
+#ifndef ADAFRUITIO_ESP32_H
+#define ADAFRUITIO_ESP32_H
+
+#ifdef ARDUINO_ARCH_ESP32
+
+#include "Arduino.h"
+#include "AdafruitIO.h"
+#include <WiFi.h>
+#include "WiFiClientSecure.h"
+#include "Adafruit_MQTT.h"
+#include "Adafruit_MQTT_Client.h"
+
+class AdafruitIO_ESP32 : public AdafruitIO {
+
+  public:
+    AdafruitIO_ESP32(const char *user, const char *key, const char *ssid, const char *pass);
+    ~AdafruitIO_ESP32();
+
+    aio_status_t networkStatus();
+    const char* connectionType();
+
+  protected:
+    void _connect();
+
+    const char *_ssid;
+    const char *_pass;
+    WiFiClientSecure *_client;
+
+};
+
+#endif //ESP32
+#endif // ADAFRUITIO_ESP32_H