ObjFW  Diff

- (int)fileDescriptorForReading
{
	return [_stream fileDescriptorForReading];
}

- (bool)hasDataInReadBuffer
{
	return ([super hasDataInReadBuffer] || [_stream hasDataInReadBuffer] ||
	    _bufferLength - _bufferIndex > 0);
}

- (void)close
{
	/* Give back our buffer to the stream, in case it's shared */
	[_stream unreadFromBuffer: _buffer + _bufferIndex
			   length: _bufferLength - _bufferIndex];

	if (_stream == nil)
		@throw [OFNotOpenException exceptionWithObject: self];

	if (_atEndOfStream)
		return 0;

	if ([_stream isAtEndOfStream] &&
	    ![_decompressedStream hasDataInReadBuffer])
		@throw [OFTruncatedDataException exception];

	if (length > _toRead)
		length = _toRead;

	ret = [_decompressedStream readIntoBuffer: buffer
					   length: length];

	_toRead -= ret;