CopyToAsyncCore()

async Task System.IO.BufferedStream.CopyToAsyncCore ( Stream destination, int bufferSize, CancellationToken cancellationToken )

inlineprivate

Definition at line 879 of file BufferedStream.cs.

    {
        await EnsureAsyncActiveSemaphoreInitialized().WaitAsync(cancellationToken).ConfigureAwait(continueOnCapturedContext: false);
        try
        {
            int num = _readLen - _readPos;
            if (num > 0)
            {
                await destination.WriteAsync(new ReadOnlyMemory<byte>(_buffer, _readPos, num), cancellationToken).ConfigureAwait(continueOnCapturedContext: false);
                _readPos = (_readLen = 0);
            }
            else if (_writePos > 0)
            {
                await FlushWriteAsync(cancellationToken).ConfigureAwait(continueOnCapturedContext: false);
            }
            await _stream.CopyToAsync(destination, bufferSize, cancellationToken).ConfigureAwait(continueOnCapturedContext: false);
        }
        finally
        {
            _asyncActiveSemaphore.Release();
        }
    }

References System.IO.Stream._asyncActiveSemaphore, System.IO.BufferedStream._buffer, System.IO.BufferedStream._readLen, System.IO.BufferedStream._readPos, System.IO.BufferedStream._stream, System.IO.BufferedStream._writePos, System.cancellationToken, System.Threading.Tasks.Task< TResult >.ConfigureAwait(), System.Threading.Tasks.ValueTask< TResult >.ConfigureAwait(), System.IO.Stream.CopyToAsync(), System.destination, System.IO.Stream.EnsureAsyncActiveSemaphoreInitialized(), System.IO.BufferedStream.FlushWriteAsync(), System.Threading.SemaphoreSlim.Release(), and System.Threading.SemaphoreSlim.WaitAsync().

Referenced by System.IO.BufferedStream.CopyToAsync().