bufferIndex += 4;
        bufferIndex += 4; // Reserved2

        int dataStart = getHeaderStart() + dataOffset;

        if ( this.dataLength + this.outputBufferOffset > this.outputBuffer.length ) {
            throw new SMBProtocolDecodingException("Buffer to small for read response");
        }
        System.arraycopy(buffer, dataStart, this.outputBuffer, this.outputBufferOffset, this.dataLength);

	}

	b0 := b
	endPos := sw.pos + int64(len(b))
	for endPos > sw.pos && err == nil {
		var nf int // Bytes written in fragment
		dataStart, dataEnd := sw.sp[0].Offset, sw.sp[0].endOffset()
		if sw.pos < dataStart { // In a hole fragment
			bf := b[:min(int64(len(b)), dataStart-sw.pos)]
			nf, err = zeroWriter{}.Write(bf)
		} else { // In a data fragment
			bf := b[:min(int64(len(b)), dataEnd-sw.pos)]