ethernet: fix MACAddress(uint8_t *mac)

Author: pennam

libraries/Ethernet/src/Ethernet.cpp

@@ -81,10 +81,6 @@ void EthernetClass::setMACAddress(const uint8_t *mac_address) {
 	}
 }
 
-void EthernetClass::MACAddress(uint8_t *mac_address) {
-	setMACAddress(mac_address);
-}
-
 IPAddress EthernetClass::localIP() {
 	return NetworkInterface::localIP();
 }

libraries/Ethernet/src/Ethernet.h

@@ -57,7 +57,6 @@ class EthernetClass : public NetworkInterface {
 	int disconnect(void);
 	void end(void);
 
-	void MACAddress(uint8_t *mac_address);
 	IPAddress localIP();
 	IPAddress subnetMask();
 	IPAddress gatewayIP();

libraries/SocketWrapper/SocketHelpers.cpp

@@ -92,6 +92,13 @@ void NetworkInterface::enable_dhcpv4_server(struct net_if *netif, char *_netmask
 	LOG_INF("DHCPv4 server started...\n");
 }
 
+void NetworkInterface::MACAddress(uint8_t *mac) {
+	if (netif == NULL || netif->if_dev == NULL || mac == NULL) {
+		return;
+	}
+	memcpy(mac, netif->if_dev->link_addr.addr, netif->if_dev->link_addr.len);
+}
+
 IPAddress NetworkInterface::localIP() {
 	return IPAddress(netif->config.ip.ipv4->unicast[0].ipv4.address.in_addr.s_addr);
 }

libraries/SocketWrapper/SocketHelpers.h

@@ -43,8 +43,8 @@ class NetworkInterface {
 	~NetworkInterface() {
 	}
 
+	void MACAddress(uint8_t *mac);
 	IPAddress localIP();
-
 	IPAddress subnetMask();
 	IPAddress gatewayIP();
 	IPAddress dnsServerIP();