/// <deprecated>
/// Not used. For reference only.
/// </deprecated>
private async void StartPolling1()
{
while (true)
{
var readResult = await pipeReader.ReadAsync().ConfigureAwait(false);
ReadOnlySequence <byte> buffer = readResult.Buffer;
SequencePosition? position = buffer.Start;
var remainingBytes = buffer.Length;
var writeResult = (byte)0;
while (remainingBytes > 0)
{
while (localStackByteCount == 0)
{
await _tun.executeLwipTask(() => _socket.Output());
await localStackBufLock.WaitAsync().ConfigureAwait(false);
}
var bytesToWriteCount = Math.Min(remainingBytes, localStackByteCount);
var chunk = buffer.Slice(position.Value, bytesToWriteCount);
var arr = chunk.ToArray();
var more = remainingBytes != bytesToWriteCount;
writeResult = await _tun.executeLwipTask(() => _socket.Send(arr, more));
if (writeResult != 0)
{
OnError?.Invoke(this, writeResult);
pipeReader.Complete();
return;
}
remainingBytes -= bytesToWriteCount;
position = buffer.GetPosition(bytesToWriteCount, position.Value);
Interlocked.Add(ref localStackByteCount, (int)-bytesToWriteCount);
}
pipeReader.AdvanceTo(position.Value, position.Value);
await _tun.executeLwipTask(() => _socket.Output());
if (readResult.IsCanceled || readResult.IsCompleted || writeResult != 0)
{
break;
}
}
pipeReader.Complete();
await _tun.executeLwipTask(() => _socket.Close());
Debug.WriteLine($"{TcpSocket.ConnectionCount()} connections now");
LocalDisconnected = true;
OnFinished(this);
CheckShutdown();
}
private async void StartPolling()
{
localStackByteCount = await _tun.executeLwipTask(() => _socket.SendBufferSize);
while (true)
{
var readResult = await pipeReader.ReadAsync().ConfigureAwait(false);
var buffer = readResult.Buffer;
if (buffer.Length == 0)
{
break;
}
ReadOnlySequence <byte> chunk = buffer.Slice(0, Math.Min(buffer.Length, localStackByteCount));
var arr = chunk.ToArray();
var more = chunk.Length == localStackByteCount;
var writeResult = await _tun.executeLwipTask(() => _socket.Send(arr, more));
if (writeResult != 0)
{
OnError?.Invoke(this, writeResult);
pipeReader.Complete();
return;
}
Interlocked.Add(ref localStackByteCount, (int)-chunk.Length);
pipeReader.AdvanceTo(chunk.End, chunk.End);
// await _tun.executeLwipTask(() => _socket.Output());
if (readResult.IsCanceled || readResult.IsCompleted || writeResult != 0)
{
break;
}
}
pipeReader.Complete();
await _tun.executeLwipTask(() => _socket.Close());
Debug.WriteLine($"{TcpSocket.ConnectionCount()} connections now");
LocalDisconnected = true;
OnFinished(this);
CheckShutdown();
}
public virtual void Close()
{
_tun.executeLwipTask(() => _socket.Close());
Debug.WriteLine($"{TcpSocket.ConnectionCount()} connections now");
}
private void W_EstablishTcp(TcpSocket socket)
{
Debug.WriteLine($"{TcpSocket.ConnectionCount()} connections now");
// ShadowsocksR server with procotol=origin, method=none
RawShadowsocksAdapter a = new RawShadowsocksAdapter("80.80.80.80", 1234, socket, this);
}