ReadAsync() [2/3]

override Task< int > System.Net.BufferedReadStream.ReadAsync ( byte[] buffer, int offset, int count, CancellationToken cancellationToken )

inlinevirtual

Reimplemented from System.IO.Stream.

Definition at line 129 of file BufferedReadStream.cs.

    {
        int num = 0;
        if (_storedOffset >= _storedLength)
        {
            return base.ReadAsync(buffer, offset, count, cancellationToken);
        }
        num = Math.Min(count, _storedLength - _storedOffset);
        Buffer.BlockCopy(_storedBuffer, _storedOffset, buffer, offset, num);
        _storedOffset += num;
        if (num == count || !_readMore)
        {
            return Task.FromResult(num);
        }
        offset += num;
        count -= num;
        return ReadMoreAsync(num, buffer, offset, count, cancellationToken);
    }

References System.Net.BufferedReadStream._readMore, System.Net.BufferedReadStream._storedBuffer, System.Net.BufferedReadStream._storedLength, System.Net.BufferedReadStream._storedOffset, System.Buffer.BlockCopy(), System.buffer, System.cancellationToken, System.count, System.Math.Min(), System.offset, and System.Net.BufferedReadStream.ReadMoreAsync().

Referenced by System.Net.BufferedReadStream.ReadMoreAsync().