protected override void Dispose(bool disposing)
{
if (disposing && !closedCancelSource.IsCancellationRequested)
{
writeBuffer.CloseWrite();
readBuffer.CloseRead();
try {
Task.WhenAll(writeTask, readTask).Wait();
}
catch (AggregateException) {
}
closedCancelSource.Cancel();
if (WriteStream != null)
{
WriteStream.Close();
}
if (ReadStream != null)
{
ReadStream.Close();
}
closedCancelSource.Dispose();
}
base.Dispose(disposing);
}
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();
}
}