Reinstate NetworkServer begin and write

Author: PaulZC

Firmware/RTK_Surveyor/NetworkServer.h

@@ -63,8 +63,17 @@ class NetworkServer : public Server
 
  void begin()
  {
- if (_server)
- _server->begin();
+ // if (_server) _server->begin(); doesn't work...
+#if defined(COMPILE_ETHERNET)
+ if (_networkType == NETWORK_TYPE_ETHERNET)
+ if (_server)
+ ((EthernetServer *)_server)->begin();
+#endif // COMPILE_ETHERNET
+#if defined(COMPILE_WIFI)
+ if (_networkType == NETWORK_TYPE_WIFI)
+ if (_server)
+ ((WiFiServer *)_server)->begin();
+#endif // COMPILE_WIFI 
  }
 
  //------------------------------
@@ -161,8 +170,17 @@ class NetworkServer : public Server
 
  size_t write(uint8_t b)
  {
- if (_server)
- return _server->write(b);
+ // if (_server) return _server->write(b); doesn't work...
+#if defined(COMPILE_ETHERNET)
+ if (_networkType == NETWORK_TYPE_ETHERNET)
+ if (_server)
+ return ((EthernetServer *)_server)->write(b);
+#endif // COMPILE_ETHERNET
+#if defined(COMPILE_WIFI)
+ if (_networkType == NETWORK_TYPE_WIFI)
+ if (_server)
+ return ((WiFiServer *)_server)->write(b);
+#endif // COMPILE_WIFI 
  return 0;
  }
 
@@ -172,8 +190,17 @@ class NetworkServer : public Server
 
  size_t write(const uint8_t *buf, size_t size)
  {
- if (_server)
- return _server->write(buf, size);
+ // if (_server) return _server->write(buf, size); doesn't work...
+#if defined(COMPILE_ETHERNET)
+ if (_networkType == NETWORK_TYPE_ETHERNET)
+ if (_server)
+ return ((EthernetServer *)_server)->write(buf, size);
+#endif // COMPILE_ETHERNET
+#if defined(COMPILE_WIFI)
+ if (_networkType == NETWORK_TYPE_WIFI)
+ if (_server)
+ return ((WiFiServer *)_server)->write(buf, size);
+#endif // COMPILE_WIFI 
  return 0;
  }