Add the possibility to use a different socket (Ethernet) for download

Author: pennam

src/Arduino_Portenta_OTA.h

@@ -37,6 +37,9 @@
 #include <LittleFileSystem.h>
 #include <Arduino_DebugUtils.h>
 
+#include "WiFi.h" /* WiFi from ArduinoCore-mbed */
+#include <SocketHelpers.h>
+
 /******************************************************************************
  * DEFINE
  ******************************************************************************/
@@ -95,7 +98,7 @@ class Arduino_Portenta_OTA
     /* This functionality is intended for usage with the Arduino IoT Cloud for
      * performing OTA firmware updates using the Arduino IoT Cloud servers.
      */
-    int download(const char * url, bool const is_https);
+    int download(const char * url, bool const is_https, MbedSocketClass * socket = static_cast<MbedSocketClass*>(&WiFi));
     int decompress();
     void setFeedWatchdogFunc(ArduinoPortentaOtaWatchdogResetFuncPointer func);
     void feedWatchdog();

src/decompress/utility.cpp

@@ -22,7 +22,6 @@
 
 #include "lzss.h"
 
-#include "WiFi.h" /* WiFi from ArduinoCore-mbed */
 #include "Arduino_Portenta_OTA.h"
 
 /**************************************************************************************
@@ -90,9 +89,9 @@ uint32_t crc_update(uint32_t crc, const void * data, size_t data_len)
    MAIN
  **************************************************************************************/
 
-int Arduino_Portenta_OTA::download(const char * url, bool const is_https)
+int Arduino_Portenta_OTA::download(const char * url, bool const is_https, MbedSocketClass * socket)
 {
-  return WiFi.download((char *)url, UPDATE_FILE_NAME_LZSS, is_https);
+  return socket->download((char *)url, UPDATE_FILE_NAME_LZSS, is_https);
 }
 
 int Arduino_Portenta_OTA::decompress()