NEW

hardware/ESP_ARDUINO/core/OTA.h

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+#ifdef ESP32
+ #include <WiFi.h>
+ #include <ESPmDNS.h>
+#else
+ #include <ESP8266WiFi.h>
+ #include <ESP8266mDNS.h>
+#endif
+
+#include <WiFiUdp.h>
+#include <ArduinoOTA.h>
+#include <TelnetStream.h>
+
+#if defined(ESP32_RTOS) && defined(ESP32)
+void ota_handle( void * parameter ) {
+  for (;;) {
+    ArduinoOTA.handle();
+    delay(3500);
+  }
+}
+#endif
+
+void setupOTA(const char* nameprefix, const char* ssid, const char* password) {
+  // Configure the hostname
+  uint16_t maxlen = strlen(nameprefix) + 7;
+  char *fullhostname = new char[maxlen];
+  uint8_t mac[6];
+  WiFi.macAddress(mac);
+  snprintf(fullhostname, maxlen, "%s-%02x%02x%02x", nameprefix, mac[3], mac[4], mac[5]);
+  ArduinoOTA.setHostname(fullhostname);
+  delete[] fullhostname;
+
+  // Configure and start the WiFi station
+  WiFi.mode(WIFI_STA);
+  WiFi.begin(ssid, password);
+
+  // Wait for connection
+  while (WiFi.waitForConnectResult() != WL_CONNECTED) {
+    Serial.println("Connection Failed! Rebooting...");
+    delay(5000);
+    ESP.restart();
+  }
+
+  // Port defaults to 3232
+  // ArduinoOTA.setPort(3232); // Use 8266 port if you are working in Sloeber IDE, it is fixed there and not adjustable
+
+  // No authentication by default
+  // ArduinoOTA.setPassword("admin");
+
+  // Password can be set with it's md5 value as well
+  // MD5(admin) = 21232f297a57a5a743894a0e4a801fc3
+  // ArduinoOTA.setPasswordHash("21232f297a57a5a743894a0e4a801fc3");
+
+  ArduinoOTA.onStart([]() {
+	//NOTE: make .detach() here for all functions called by Ticker.h library - not to interrupt transfer process in any way.
+    String type;
+    if (ArduinoOTA.getCommand() == U_FLASH)
+      type = "sketch";
+    else // U_SPIFFS
+      type = "filesystem";
+
+    // NOTE: if updating SPIFFS this would be the place to unmount SPIFFS using SPIFFS.end()
+    Serial.println("Start updating " + type);
+  });
+  
+  ArduinoOTA.onEnd([]() {
+    Serial.println("\nEnd");
+  });
+  
+  ArduinoOTA.onProgress([](unsigned int progress, unsigned int total) {
+    Serial.printf("Progress: %u%%\r", (progress / (total / 100)));
+  });
+  
+  ArduinoOTA.onError([](ota_error_t error) {
+    Serial.printf("Error[%u]: ", error);
+    if (error == OTA_AUTH_ERROR) Serial.println("\nAuth Failed");
+    else if (error == OTA_BEGIN_ERROR) Serial.println("\nBegin Failed");
+    else if (error == OTA_CONNECT_ERROR) Serial.println("\nConnect Failed");
+    else if (error == OTA_RECEIVE_ERROR) Serial.println("\nReceive Failed");
+    else if (error == OTA_END_ERROR) Serial.println("\nEnd Failed");
+  });
+
+  ArduinoOTA.begin();
+  TelnetStream.begin();
+
+  Serial.println("OTA Initialized");
+  Serial.print("IP address: ");
+  Serial.println(WiFi.localIP());
+
+#if defined(ESP32_RTOS) && defined(ESP32)
+  xTaskCreate(
+    ota_handle,          /* Task function. */
+    "OTA_HANDLE",        /* String with name of task. */
+    10000,            /* Stack size in bytes. */
+    NULL,             /* Parameter passed as input of the task */
+    1,                /* Priority of the task. */
+    NULL);            /* Task handle. */
+#endif
+}