コード例 #1
0
        private void OnRead(UvStreamHandle handle, int status)
        {
            if (status == 0)
            {
                // A zero status does not indicate an error or connection end. It indicates
                // there is no data to be read right now.
                // See the note at http://docs.libuv.org/en/v1.x/stream.html#c.uv_read_cb.
                // We need to clean up whatever was allocated by OnAlloc.
                _rawSocketInput.IncomingDeferred();
                return;
            }

            if (!_eConnResetChecked && !Constants.ECONNRESET.HasValue)
            {
                Log.LogWarning("Unable to determine ECONNRESET value on this platform.");
                _eConnResetChecked = true;
            }

            var normalRead = status > 0;
            var normalDone = status == Constants.ECONNRESET || status == Constants.EOF;
            var errorDone  = !(normalDone || normalRead);
            var readCount  = normalRead ? status : 0;

            if (normalRead)
            {
                Log.ConnectionRead(ConnectionId, readCount);
            }
            else
            {
                _socket.ReadStop();
                Log.ConnectionReadFin(ConnectionId);
            }

            Exception error = null;

            if (errorDone)
            {
                handle.Libuv.Check(status, out error);
            }

            _rawSocketInput.IncomingComplete(readCount, error);

            if (errorDone)
            {
                Abort();
            }
        }