public void StartReceiving()
{
if (!connected)
{
return;
}
try
{
var readEvent = new AutoResetEvent(false);
var recieveArgs = new SocketAsyncEventArgs()
{
UserToken = readEvent
};
byte[] buffer = new byte[BufferSize];
recieveArgs.SetBuffer(buffer, 0, BufferSize);
recieveArgs.Completed += recieveArgs_Completed;
stopReceiver = false;
do
{
client.ReceiveAsync(recieveArgs);
readEvent.WaitOne();//Wait for recieve
if (!IsConnected)
{
stopReceiver = true;
}
} while (!stopReceiver);
recieveArgs.Completed -= recieveArgs_Completed;
}
catch (Exception e)
{
State = NetworkStates.NetworkError;
networkError = e;
SendData(State.ToString(), TransmitedDataType.Status);
}
}
void AcceptSocket(IAsyncResult result)
{
try
{
var server = ((TcpListener)result.AsyncState);
client = ((TcpListener)result.AsyncState).EndAcceptSocket(result);
Console.WriteLine("Connection accepted from " + client.RemoteEndPoint);
connected = true;
if (OnClientConnected != null)
{
OnClientConnected.Invoke(client);
}
State = NetworkStates.Connected;
ClientState = NetworkStates.Connected;
networkError = null;
SendData(State.ToString(), TransmitedDataType.Status);
if (AutoStart)
{
StartReceiving();
}
}
catch (Exception e)
{
State = NetworkStates.NetworkError;
networkError = e;
}
}
public void Disconnect()
{
if (connected)
{
try
{
State = NetworkStates.Disconnected;
SendData(State.ToString(), TransmitedDataType.Status);
System.Threading.Thread.Sleep(2000);
StopReceiving();
client.Close();
connected = false;
}
catch (Exception e)
{
networkError = e;
State = NetworkStates.NetworkError;
}
}
}
public void StartReceiving()
{
if (!connected)
{
return;
}
try
{
stopReceiver = false;
byte[] buffer = new byte[BufferSize];
connectionStream.BeginRead(buffer, 0, BufferSize, dataRead, buffer);
networkError = null;
}
catch (Exception e)
{
networkError = e;
State = NetworkStates.NetworkError;
SendData(State.ToString(), TransmitedDataType.Status);
}
}
// ~ClientModel()
//{
// if(connected)
// {
// StopReceiving();
// Disconnect();
// client = null;
// }
//}
public bool ConnectToServer()
{
try
{
//commenting out this section since when connecting in a loop it throws exception becaue here we used iasyc
//IAsyncResult ar = client.BeginConnect(IP, port, null, client);
//bool result = ar.AsyncWaitHandle.WaitOne(1000, false);
//if (!result || !client.Connected)
//{
// State = NetworkStates.FailedToConnect;
// return false;
//}
client.Connect(IP, port);
// use the ipaddress as in the server program
connectionStream = client.GetStream();
Console.WriteLine("Connected");
connected = true;
if (OnConnectedToServer != null)
{
OnConnectedToServer.Invoke(client.Client);
}
State = NetworkStates.Connected;
ServerState = NetworkStates.Connected;
networkError = null;
SendData(State.ToString(), TransmitedDataType.Status);
if (AutoStart)
{
StartReceiving();
}
return(true);
}
catch (System.Net.Sockets.SocketException sockEx)
{
networkError = sockEx;
State = NetworkStates.NetworkError;
}
return(false);
}