internal TcpClient(Socket socket, TcpServer server, IPacketPropagator propagator)
{
Contract.Requires(socket != null);
Contract.Requires(server != null);
Contract.Requires(propagator != null);
Contract.Ensures(Server == server);
_socket = socket;
_eventArgs = SocketAsyncEventArgsPool.Acquire();
_headerBuffer = new byte[propagator.IncomingHeaderLength];
_receiveBuffer = new byte[InitialReceiveBufferSize]; // Start out with a 2 ^ 16 - 1 buffer.
_propagator = propagator;
Server = server;
UserData = new Bag();
// Start receiving packets...
Receive();
Contract.Assume(Server == server);
}
/// <summary>
/// Starts accepting incoming clients.
/// </summary>
/// <param name="args">The async event args to use, if any (passing null
/// will create a new object).</param>
private void Accept(SocketAsyncEventArgs args)
{
if (args == null)
{
args = SocketAsyncEventArgsPool.Acquire();
args.Completed += OnAccept;
}
else
{
args.AcceptSocket = null;
}
try
{
if (!_socket.AcceptAsync(args))
{
OnAccept(this, args);
}
}
catch (Exception ex)
{
args.Completed -= OnAccept;
SocketAsyncEventArgsPool.Release(args);
if (ex is ObjectDisposedException)
{
return;
}
if (ex is SocketException)
{
ExceptionManager.RegisterException(ex);
return;
}
throw;
}
}
private void OnSend(object sender, SocketAsyncEventArgs args)
{
args.Completed -= OnSend;
SocketAsyncEventArgsPool.Release(args);
}
