private void ReceiveAsync(ServerClientStateObjectApm state)
{
if ((_state & RECEIVE_FLAG) == RECEIVE_FLAG)
{
try
{
state.Socket.BeginReceive(
state.BufferWrite, 0, state.BufferWrite.Length, SocketFlags.None, ReceiveDataCallback,
state);
}
catch (ObjectDisposedException)
{
InvokeClientDisconnect(state.Socket, DisconnectReason.Aborted);
state.Dispose();
}
catch (SocketException)
{
InvokeClientDisconnect(state.Socket, DisconnectReason.Error);
state.Dispose();
}
catch
{
InvokeClientDisconnect(state.Socket, DisconnectReason.Unspecified);
state.Dispose();
}
}
}
private void AcceptCallback(IAsyncResult ar)
{
try
{
Socket socket = _listener !.EndAccept(ar);
ServerClientStateObjectApm state = new ServerClientStateObjectApm(
new byte[_payloadSize + Constants.TCP_HEADER_OFFSET],
new CircularBuffer((_payloadSize + Constants.TCP_HEADER_OFFSET) * 2),
new BigDataHandler <int> .Default(),
socket,
new byte[_payloadSize + Constants.TCP_HEADER_OFFSET]);
ReceiveAsync(state);
}
catch (ObjectDisposedException)
{
return;
}
catch
{
/* IGNORE */
}
ListenAsync();
}
private void ReceiveDataCallback(IAsyncResult iar)
{
ServerClientStateObjectApm state = (ServerClientStateObjectApm)iar.AsyncState !;
int bytesTransferred;
try
{
if ((bytesTransferred = state.Socket.EndReceive(iar)) <= 0)
{
InvokeClientDisconnect(state.Socket, DisconnectReason.Graceful);
state.Dispose();
return;
}
}
catch (ObjectDisposedException)
{
InvokeClientDisconnect(state.Socket, DisconnectReason.Aborted);
state.Dispose();
return;
}
catch (SocketException)
{
InvokeClientDisconnect(state.Socket, DisconnectReason.Error);
state.Dispose();
return;
}
catch
{
InvokeClientDisconnect(state.Socket, DisconnectReason.Unspecified);
state.Dispose();
return;
}
Receive(state.Socket, state.BufferWrite, bytesTransferred, state);
ReceiveAsync(state);
}
