private void OnReceivedClientData(IAsyncResult async)
{
TetriNETTCPCallback stateObject = (TetriNETTCPCallback)async.AsyncState;
try
{
//DataContractSerializer serializer = new DataContractSerializer();
// Complete async receive method and read data length
int bytesRead = stateObject.Socket.EndReceive(async);
if (stateObject.Socket.Connected)
{
if (bytesRead > 0)
{
stateObject.Message.Append(Encoding.ASCII.GetString(stateObject.Buffer, 0, bytesRead)); // TODO: non ascii
if (true /*TODO: parse string/buffer and check <EOF>*/)
{
// All data has been received
// TODO: deserialize and call IHost method
Console.WriteLine("OnReceivedClientData:[{0}]", stateObject.Message);
stateObject.Message.Clear();
}
stateObject.Socket.BeginReceive(stateObject.Buffer, 0, TetriNETTCPCallback.BufferSize, 0, OnReceivedClientData, stateObject);
}
else
{
OnClientDisconnected(stateObject.Socket);
}
}
else
{
OnClientDisconnected(stateObject.Socket);
}
}
catch (SocketException ex)
{
Log.Default.WriteLine(LogLevels.Error, "OnReceivedClientData: SocketException: {0}", ex);
OnClientDisconnected(stateObject.Socket);
}
catch (Exception ex)
{
Log.Default.WriteLine(LogLevels.Error, "OnReceivedClientData: Exception: {0}", ex);
OnClientDisconnected(stateObject.Socket);
}
}
private void OnClientConnected(IAsyncResult async)
{
// Get client socket
Socket socket = _serverSocket.EndAccept(async);
// Create state/callback object
TetriNETTCPCallback stateObject = new TetriNETTCPCallback
{
Socket = socket,
};
// Add state object to active connections
_connections.Add(socket, stateObject);
// Release server socket to keep listening if limit is not reached
_serverSocket.BeginAccept(OnClientConnected, null);
// Allow connected client to receive data and designate a callback method
socket.BeginReceive(stateObject.Buffer, 0, TetriNETTCPCallback.BufferSize, 0, OnReceivedClientData, stateObject);
}
