private void OnReadCompleted(IAsyncResult ar)
{
var readBytes = 0;
try
{
readBytes = _stream.EndRead(ar);
}
catch (Exception ex)
{
HandleDisconnect(ex);
}
if (readBytes == 0)
{
HandleDisconnect(SocketError.ConnectionReset);
return;
}
_readBuffer.BytesTransferred = readBytes;
_readBuffer.Offset = _readBuffer.BaseOffset;
_readBuffer.Count = readBytes;
try
{
_decoder.ProcessReadBytes(_readBuffer);
}
catch (Exception exception)
{
ChannelFailure(this, exception);
return;
}
ReadAsync();
}
private void OnReadCompleted(object sender, SocketAsyncEventArgs e)
{
if (e.BytesTransferred == 0 || e.SocketError != SocketError.Success)
{
try
{
_socket.Close();
}
catch
{
//close it.
}
HandleRemoteDisconnect(e.SocketError, null);
return;
}
if (BufferPreProcessor != null)
{
var read = BufferPreProcessor(this, _readArgsWrapper);
if (read > 0)
{
var newCount = _readArgsWrapper.BytesTransferred - read;
var newOffset = _readArgsWrapper.Offset + read;
_readArgsWrapper.SetBuffer(newOffset, newCount);
_readArgsWrapper.BytesTransferred -= read;
}
}
try
{
// pre processor can have read everything
if (_readArgsWrapper.BytesTransferred > 0)
{
_decoder.ProcessReadBytes(_readArgsWrapper);
}
}
catch (Exception exception)
{
ChannelFailure(this, exception);
// Cleanup before both pending operations have exited.
try
{
if (!_socket.Connected)
{
return;
}
}
catch (NullReferenceException)
{
//rare case of race condition during cleanup.
return;
}
}
ReadAsync();
}
private void OnClientConnected(object sender, ClientConnectedEventArgs args)
{
//Logger.WriteDebug(this, "Pipeline => OnClientRequest");
try
{
_decoder.ProcessReadBytes(args.Channel, args.ChannelBuffer);
}
catch (Exception ex)
{
SendFailure(args.Channel, ex);
}
}
/// <summary>
/// Helper method which sends the websocket upgrade request
/// </summary>
/// <param name="decoder"></param>
private static void sendWebSocketUpgradeRequest(IMessageDecoder decoder)
{
var buffer = new SocketBufferFake();
buffer.Buffer = Encoding.ASCII.GetBytes(@"GET / HTTP/1.1
host: localhost
connection: upgrade
upgrade: websocket
");
buffer.BytesTransferred = buffer.Buffer.Length;
decoder.ProcessReadBytes(buffer);
}
/// <summary>
/// Helper method which sends the websocket upgrade request
/// </summary>
/// <param name="decoder"></param>
private static void sendWebSocketUpgradeRequest(IMessageDecoder decoder)
{
var buffer = new SocketBufferFake();
buffer.Buffer = Encoding.ASCII.GetBytes(@"GET / HTTP/1.1
host: localhost
connection: upgrade
upgrade: websocket
");
buffer.BytesTransferred = buffer.Buffer.Length;
decoder.ProcessReadBytes(buffer);
}
private void OnReadCompleted(object sender, SocketAsyncEventArgs e)
{
if (e.BytesTransferred == 0 || e.SocketError != SocketError.Success)
{
HandleDisconnect(e.SocketError);
return;
}
if (_bufferPreProcessor != null)
{
var read = _bufferPreProcessor(this, _readArgsWrapper);
if (read > 0)
{
var newCount = _readArgsWrapper.BytesTransferred - read;
var newOffset = _readArgsWrapper.Offset + read;
_readArgsWrapper.SetBuffer(newOffset, newCount);
_readArgsWrapper.BytesTransferred -= read;
}
}
try
{
// pre processor can have read everything
if (_readArgsWrapper.BytesTransferred > 0)
{
_decoder.ProcessReadBytes(_readArgsWrapper);
}
}
catch (Exception exception)
{
Console.WriteLine(exception);
ChannelFailure(this, exception);
// event handler closed the socket.
if (!_socket.Connected)
{
return;
}
}
ReadAsync();
}
private void OnReadCompleted(object sender, SocketAsyncEventArgs e)
{
if (e.BytesTransferred == 0 || e.SocketError != SocketError.Success)
{
HandleDisconnect(e.SocketError);
return;
}
try
{
_decoder.ProcessReadBytes(_readArgsWrapper);
}
catch (Exception exception)
{
Console.WriteLine(exception);
ChannelFailure(this, exception);
}
ReadAsync();
}
