Added setConnectionTimeout to EthernetClient for Linux

Author: mobrembski

hal/architecture/Linux/drivers/core/EthernetClient.cpp

@@ -33,11 +33,11 @@
 #include <errno.h>
 #include "log.h"
 
-EthernetClient::EthernetClient() : _sock(-1)
+EthernetClient::EthernetClient() : _sock(-1), socketTimeout(1000)
 {
 }
 
-EthernetClient::EthernetClient(int sock) : _sock(sock)
+EthernetClient::EthernetClient(int sock) : _sock(sock), socketTimeout(1000)
 {
 }
 
@@ -89,6 +89,13 @@ int EthernetClient::connect(const char* host, uint16_t port)
 			continue;
 		}
 
+		// Sets the socket timeout
+		struct timeval timeout;
+		timeout.tv_sec = 0;
+		timeout.tv_usec = socketTimeout * 1000000;
+		setsockopt(_sock, SOL_SOCKET, SO_RCVTIMEO, (char *)&timeout, sizeof(timeout));
+		setsockopt(_sock, SOL_SOCKET, SO_SNDTIMEO, (char *)&timeout, sizeof(timeout));
+
 		break;
 	}
 

hal/architecture/Linux/drivers/core/EthernetClient.h

@@ -200,12 +200,21 @@ class EthernetClient : public Client
 	{
 		return !this->operator==(rhs);
 	};
+	/**
+	 * @brief Set socket timeout.
+	 *
+	 */
+	void setConnectionTimeout(uint16_t timeoutInMilis)
+	{
+		socketTimeout = timeoutInMilis;
+	};
 
 	friend class EthernetServer;
 
 private:
 	int _sock; //!< @brief Network socket file descriptor.
 	IPAddress _srcip; //!< @brief Local ip to bind to.
+	uint16_t socketTimeout; //!< @brief Socket timeout in miliseconds.
 };
 
 #endif