Add ::dnsServerIP

manchoz · manchoz · commit 8c7962fd55f8 · 2021-07-14T15:49:10.000+02:00
diff --git a/libraries/SocketWrapper/src/SocketHelpers.cpp b/libraries/SocketWrapper/src/SocketHelpers.cpp
@@ -43,6 +43,13 @@ arduino::IPAddress arduino::MbedSocketClass::gatewayIP() {
   return ipAddressFromSocketAddress(ip);
 }
 
+arduino::IPAddress arduino::MbedSocketClass::dnsServerIP() {
+  SocketAddress ip;
+  NetworkInterface* interface = getNetwork();
+  interface->get_dns_server(0, &ip, nullptr);
+  return ipAddressFromSocketAddress(ip);
+}
+
 void arduino::MbedSocketClass::config(arduino::IPAddress local_ip) {
   nsapi_addr_t convertedIP = { NSAPI_IPv4, { local_ip[0], local_ip[1], local_ip[2], local_ip[3] } };
   _ip = SocketAddress(convertedIP);
diff --git a/libraries/SocketWrapper/src/SocketHelpers.h b/libraries/SocketWrapper/src/SocketHelpers.h
@@ -92,6 +92,13 @@ class MbedSocketClass {
      */
   IPAddress gatewayIP();
 
+  /*
+     * Get the DNS Server ip address.
+     *
+     * return: DNS Server ip address value
+     */
+  IPAddress dnsServerIP();
+
   virtual NetworkInterface* getNetwork() = 0;
 
   int download(char* url, const char* target, bool const is_https = false);
@@ -128,4 +135,4 @@ using SocketHelpers = MbedSocketClass;
 
 }
 
-#endif
+#endif
