private async Task ProcessRead(Stream s)
{
readBuffer.WriteTimeout = Timeout.Infinite;
var buf = new byte[64 * 1024];
var cts = closedCancelSource;
try {
var len = await s.ReadAsync(buf, 0, buf.Length, cts.Token).ConfigureAwait(false);
while (len > 0)
{
await readBuffer.WriteAsync(buf, 0, len, cts.Token).ConfigureAwait(false);
len = await s.ReadAsync(buf, 0, buf.Length, cts.Token).ConfigureAwait(false);
}
socket.Shutdown(SocketShutdown.Receive);
}
catch (OperationCanceledException) {
}
catch (IOException) {
if (!cts.IsCancellationRequested)
{
throw;
}
}
catch (ObjectDisposedException) {
if (!cts.IsCancellationRequested)
{
throw;
}
}
finally {
readBuffer.CloseWrite();
}
}
public override async Task WriteAsync(byte[] buf, int offset, int length, CancellationToken cancel_token)
{
if (closedCancelSource.IsCancellationRequested)
{
throw new ObjectDisposedException(GetType().Name);
}
CheckWriteException();
await writeBuffer.WriteAsync(buf, offset, length, cancel_token).ConfigureAwait(false);
CheckWriteException();
if (!closedCancelSource.IsCancellationRequested && !cancel_token.IsCancellationRequested)
{
writeBytesCounter.Add(length);
}
}
private async Task ProcessRead(Stream s)
{
readBuffer.WriteTimeout = Timeout.Infinite;
var buf = new byte[64 * 1024];
var ct = closedCancelSource.Token;
var canceledTask = new TaskCompletionSource <int>();
try {
using (ct.Register(() => canceledTask.SetCanceled())) {
var completed = await Task.WhenAny(s.ReadAsync(buf, 0, buf.Length, ct), canceledTask.Task).ConfigureAwait(false);
var len = await completed.ConfigureAwait(false);
while (len > 0)
{
await readBuffer.WriteAsync(buf, 0, len, ct).ConfigureAwait(false);
completed = await Task.WhenAny(s.ReadAsync(buf, 0, buf.Length, ct), canceledTask.Task).ConfigureAwait(false);
len = await completed.ConfigureAwait(false);
}
}
socket.Shutdown(SocketShutdown.Receive);
}
catch (OperationCanceledException) {
socket.Shutdown(SocketShutdown.Receive);
}
catch (IOException) {
if (!ct.IsCancellationRequested)
{
throw;
}
}
catch (ObjectDisposedException) {
if (!ct.IsCancellationRequested)
{
throw;
}
}
finally {
readBuffer.CloseWrite();
}
}