Ethernet lib: add disconnect fun

Author: leonardocavagnis

libraries/SocketWrapper/Ethernet.cpp

@@ -66,6 +66,14 @@ EthernetHardwareStatus EthernetClass::hardwareStatus() {
     }
 }  
 
+int EthernetClass::disconnect() {
+    return NetworkInterface::disconnect();
+}
+
+void EthernetClass::end() {
+    disconnect();
+}
+
 void EthernetClass::setMACAddress(const uint8_t *mac_address) {
     if (mac_address != nullptr) {
         NetworkInterface::setMACAddress(mac_address);

libraries/SocketWrapper/Ethernet.h

@@ -21,20 +21,23 @@ class EthernetClass: public NetworkInterface
 	EthernetClass() {}
 	virtual ~EthernetClass() {}
 
-    int begin(uint8_t *mac = nullptr, unsigned long timeout = 60000, unsigned long responseTimeout = 4000);
+	int begin(uint8_t *mac = nullptr, unsigned long timeout = 60000, unsigned long responseTimeout = 4000);
 	int maintain();
 	EthernetLinkStatus linkStatus();
 	EthernetHardwareStatus hardwareStatus();
 
-    // Manual configuration
+	// Manual configuration
 	int begin(uint8_t *mac, IPAddress ip);
 	int begin(uint8_t *mac, IPAddress ip, IPAddress dns);
 	int begin(uint8_t *mac, IPAddress ip, IPAddress dns, IPAddress gateway);
-    int begin(uint8_t *mac, IPAddress ip, IPAddress dns, IPAddress gateway, IPAddress subnet, unsigned long timeout = 60000, unsigned long responseTimeout = 4000);
-	
+	int begin(uint8_t *mac, IPAddress ip, IPAddress dns, IPAddress gateway, IPAddress subnet, unsigned long timeout = 60000, unsigned long responseTimeout = 4000);
+
 	void init(uint8_t sspin = 10);
 
-    void MACAddress(uint8_t *mac_address);
+	int disconnect(void);
+	void end(void);
+
+	void MACAddress(uint8_t *mac_address);
 	IPAddress localIP();
 	IPAddress subnetMask();
 	IPAddress gatewayIP();
@@ -45,7 +48,7 @@ class EthernetClass: public NetworkInterface
 	void setSubnetMask(const IPAddress subnet);
 	void setGatewayIP(const IPAddress gateway);
 	void setDnsServerIP(const IPAddress dns_server);
-	
+
 	void setRetransmissionTimeout(uint16_t milliseconds);
 	void setRetransmissionCount(uint8_t num);
 };