//Mensaje recibido del server
private static void OnReceive(SocketReader read, byte[] data)
{
//Debug.Log("[OnRecive]: " + data[0] + " [0]\n");
packets.Add(data);
KeepAliveReceived();
SocketReader.Begin(SocketClient.socket, OnReceive, OnError);
}
// Connect the client to the server
public static bool ConnectToServer()
{
bool ok = false;
lastErrorMsg = "";
try
{
if (SocketClient.socket == null)
{
SocketClient.socket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
//socket.SetSocketOption (SocketOptionLevel.Socket, SocketOptionName.SendTimeout, 1000);
// The socket will linger for 1 seconds after Socket.Close is called.
//LingerOption lingerOption = new LingerOption (true, 1);
//socket.SetSocketOption (SocketOptionLevel.Socket, SocketOptionName.Linger, lingerOption);
//SocketClient.socket.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.DontLinger, true);
//SocketClient.socket.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.KeepAlive, true);
//if(!SocketClient.socket.Connected)
{
lastErrorMsg = "Attempting connection to NIC [" + ip + ":" + port + "]";
Debug.Log(lastErrorMsg);
SocketClient.socket.Connect(server);
}
//else
//Debug.Log("ConnectToServer()::Connected: true");
//ok = true;
}
else
{
if (!SocketClient.socket.Connected) //either this side is not connected
{ //let's try again
Debug.Log("Socket disconnected. Cleaning up for a retry");
//Debug.Log("Attempting connection to: "+ip + " " + port);
//SocketClient.socket.Shutdown(SocketShutdown.Both);
//SocketClient.socket.Disconnect (true);
SocketClient.socket = null;
//SocketClient.socket.Connect (server);
lastErrorMsg = "Socket is connected, but server did not answer";
}
else if (unansweredKeepAlives > 5) //or the other one does not answer yet
{
SocketClient.socket.Shutdown(SocketShutdown.Both);
//Debug.Log("shutd");
SocketClient.socket.Disconnect(true);
//SocketClient.socket.Disconnect(false);
Debug.Log("Socket Shutdown and Dced");
SocketClient.socket = null;
ok = false;
lastErrorMsg = "Server at " + ip + ":" + port + " not responding";
}
}
}
catch (SocketException s)
{
Debug.Log("Error connecting to: " + ip + " " + port + " (" + s.ErrorCode + ")");
if (lastErrorMsg.Length == 0)
{
lastErrorMsg = "{" + ip + ":" + port + "} " + s.Message;
}
//SocketClient.socket.Shutdown(SocketShutdown.Both);
//Debug.Log("shutd");
//SocketClient.socket.Disconnect(true);
//SocketClient.socket.Disconnect(false);
//SocketClient.socket = null;
return(false);
}
if (SocketClient.socket != null && SocketClient.socket.Connected)
{ //everything went better than expected =)
Debug.Log("Connected to " + ip + " on port " + port
+ " using port " + ((IPEndPoint)SocketClient.socket.LocalEndPoint).Port.ToString());
//lastErrorMsg = "";
//packets = new List<string>();
packets = new List <byte[]>();
// Start listening to the port
SocketReader.Begin(SocketClient.socket, OnReceive, OnError);
ok = true;
unansweredKeepAlives = 0;
}
return(ok);
}
//Error recibiendo datos del server
private static void OnError(SocketReader read, System.Exception exception)
{
lastErrorMsg = "Receive error: " + exception;
}