add first code for HTTP Update

libraries/ESP8266httpUpdate/src/ESP8266httpUpdate.h

@@ -0,0 +1,55 @@
+/**
+ *
+ * @file ESP8266httpUpdate.h
+ * @date 21.06.2015
+ * @author Markus Sattler
+ *
+ * Copyright (c) 2015 Markus Sattler. All rights reserved.
+ * This file is part of the ESP8266 Http Updater.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ */
+
+#ifndef ESP8266HTTPUPDATE_H_
+#define ESP8266HTTPUPDATE_H_
+
+#include <Arduino.h>
+#include <ESP8266WiFi.h>
+
+#define DEBUG_HTTP_UPDATE(...) Serial1.printf( __VA_ARGS__ )
+
+#ifndef DEBUG_HTTP_UPDATE
+#define DEBUG_HTTP_UPDATE(...)
+#endif
+
+typedef enum {
+    HTTP_UPDATE_FAILD,
+    HTTP_UPDATE_NO_UPDATES,
+    HTTP_UPDATE_OK
+} t_httpUpdate_return;
+
+class ESP8266httpUpdate {
+    public:
+        ESP8266httpUpdate(void);
+        ~ESP8266httpUpdate(void);
+
+        t_httpUpdate_return update(const char *host, uint16_t port, const char * url = "/", const char *current_version = "");
+        t_httpUpdate_return update(String host, uint16_t port, String url = "/", String current_version = "");
+};
+
+extern ESP8266httpUpdate ESPhttpUpdate;
+
+#endif /* ESP8266HTTPUPDATE_H_ */