/** * StreamHTTPClient.ino * * Created on: 24.05.2015 * */ #include #include #include #include #define USE_SERIAL Serial WiFiMulti wifiMulti; void setup() { USE_SERIAL.begin(115200); USE_SERIAL.println(); USE_SERIAL.println(); USE_SERIAL.println(); for(uint8_t t = 4; t > 0; t--) { USE_SERIAL.printf("[SETUP] WAIT %d...\n", t); USE_SERIAL.flush(); delay(1000); } wifiMulti.addAP("SSID", "PASSWORD"); } void loop() { // wait for WiFi connection if((wifiMulti.run() == WL_CONNECTED)) { HTTPClient http; USE_SERIAL.print("[HTTP] begin...\n"); // configure server and url http.begin("http://192.168.1.12/test.html"); //http.begin("192.168.1.12", 80, "/test.html"); USE_SERIAL.print("[HTTP] GET...\n"); // start connection and send HTTP header int httpCode = http.GET(); if(httpCode > 0) { // HTTP header has been send and Server response header has been handled USE_SERIAL.printf("[HTTP] GET... code: %d\n", httpCode); // file found at server if(httpCode == HTTP_CODE_OK) { // get lenght of document (is -1 when Server sends no Content-Length header) int len = http.getSize(); // create buffer for read uint8_t buff[128] = { 0 }; // get tcp stream WiFiClient * stream = http.getStreamPtr(); // read all data from server while(http.connected() && (len > 0 || len == -1)) { // get available data size size_t size = stream->available(); if(size) { // read up to 128 byte int c = stream->readBytes(buff, ((size > sizeof(buff)) ? sizeof(buff) : size)); // write it to Serial USE_SERIAL.write(buff, c); if(len > 0) { len -= c; } } delay(1); } USE_SERIAL.println(); USE_SERIAL.print("[HTTP] connection closed or file end.\n"); } } else { USE_SERIAL.printf("[HTTP] GET... failed, error: %s\n", http.errorToString(httpCode).c_str()); } http.end(); } delay(10000); }