private async Task Accept()
{
try
{
while (IsListening)
{
var saea = _acceptSaeaPool.Take();
var socketError = await _listener.AcceptAsync(saea);
if (socketError == SocketError.Success)
{
var acceptedSocket = saea.Saea.AcceptSocket;
Task.Run(async() =>
{
await Process(acceptedSocket);
})
.Forget();
}
else
{
// _log.ErrorFormat("Error occurred when accept incoming socket [{0}].", socketError);
}
_acceptSaeaPool.Return(saea);
}
}
catch (Exception ex) when(!ShouldThrow(ex))
{
}
catch (Exception ex)
{
// _log.Error(ex.Message, ex);
}
}
public async Task SendAsync(byte[] data, int offset, int count)
{
BufferValidator.ValidateBuffer(data, offset, count, "data");
if (State != TcpSocketConnectionState.Connected)
{
throw new InvalidOperationException("This session has not connected.");
}
try
{
byte[] frameBuffer;
int frameBufferOffset;
int frameBufferLength;
_configuration.FrameBuilder.Encoder.EncodeFrame(data, offset, count, out frameBuffer, out frameBufferOffset, out frameBufferLength);
var saea = _saeaPool.Take();
saea.Saea.SetBuffer(frameBuffer, frameBufferOffset, frameBufferLength);
await _socket.SendAsync(saea);
_saeaPool.Return(saea);
}
catch (Exception ex) when(!ShouldThrow(ex))
{
}
}
private static void Accepted(object sender, SocketAsyncEventArgs e)
{
var receiveArgs = SaeaPool.Get();
receiveArgs.UserToken = new ClientSocket(BufferSize);
var client = (ClientSocket)receiveArgs.UserToken;
client.Socket = e.AcceptSocket;
client.IsConnected = true;
client.OnPacket += OnPacket;
client.Receive();
client.Diffie = new DiffieHellman();
e.Completed -= Accepted;
e.AcceptSocket = null;
SaeaPool.Return(e);
StartAccepting();
}
