How to cancel NetworkStream.ReadAsync without closing stream

Question

I am trying to use NetworkStream.ReadAsync() to read data but I cannot find how to cancel the ReadAsync() once called. For background, the NetworkStream is provided to me b

Answer 1

You cannot cancel the ReadAsync since the internal call is unmanaged and uses IOCompletion ports.. Your options are as follows.

1. Use Socket.Shutdown(). This will return ReadAsync with a socket error of OperationAborted.
2. Wait for the read to timeout.
3. Check if data is available before reading from the socket.