final int start = bufferIndex;

        bufferIndex += 2; // reserved
        this.dataCompactionMode = SMBUtil.readInt2(buffer, bufferIndex);
        bufferIndex += 4; // 2 reserved
        this.dataLength = SMBUtil.readInt2(buffer, bufferIndex);
        bufferIndex += 2;
        this.dataOffset = SMBUtil.readInt2(buffer, bufferIndex);
        bufferIndex += 12; // 10 reserved

        return bufferIndex - start;
    }

        dstIndex += 4;

        SMBUtil.writeInt4(this.outputBufferLength, dst, dstIndex);
        dstIndex += 4;

        if (this.fileName == null) {
            SMBUtil.writeInt2(0, dst, fnOffsetOffset);
            SMBUtil.writeInt2(0, dst, fnLengthOffset);
        } else {
            final byte[] fnBytes = this.fileName.getBytes(StandardCharsets.UTF_16LE);

        bufferIndex += 16;

        this.capabilities = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;

        this.maxTransactSize = SMBUtil.readInt4(buffer, bufferIndex);
        this.maxReadSize = SMBUtil.readInt4(buffer, bufferIndex + 4);
        this.maxWriteSize = SMBUtil.readInt4(buffer, bufferIndex + 8);

        bufferIndex += 4; // skip idFileSystem

        this.sectPerAlloc = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;

        this.alloc = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;

        this.free = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;

        this.bytesPerSect = SMBUtil.readInt2(buffer, bufferIndex);
        bufferIndex += 4;

        final int start = dstIndex;

        SMBUtil.writeInt4(this.capabilities, dst, dstIndex);
        dstIndex += 4;

        System.arraycopy(this.clientGuid, 0, dst, dstIndex, 16);
        dstIndex += 16;

        SMBUtil.writeInt2(this.securityMode, dst, dstIndex);
        dstIndex += 2;
        SMBUtil.writeInt2(this.dialects.length, dst, dstIndex);
        dstIndex += 2;

        buffer[33] = 4; // wordCount
        buffer[34] = (byte) 0x42; // andxCommand
        SMBUtil.writeInt2(83, buffer, 36); // andxOffset (33 + 50)
        SMBUtil.writeInt2(20, buffer, 42); // byteCount

        // Setup andx command data at offset 83 (absolute position from buffer start)
        buffer[83] = 2; // andx wordCount
        SMBUtil.writeInt2(10, buffer, 88); // andx byteCount

        int length = testBlock.decode(buffer, 0);

        final int start = bufferIndex;
        final int structureSize = SMBUtil.readInt2(buffer, bufferIndex);
        if (structureSize != 16) {
            throw new SMBProtocolDecodingException("Structure size is not 16");
        }

        this.shareType = buffer[bufferIndex + 2];
        bufferIndex += 4;
        this.shareFlags = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;

    }

    /**
     * Gets the flags as an integer value
     * @return flags
     */
    public int getFlags() {
        return SMBUtil.readInt4(this.getRaw(), 0);
    }

    private static byte[] encode(final int flags) {
        final byte[] raw = new byte[4];
        SMBUtil.writeInt4(flags, raw, 0);
        return raw;
    }

    }

    @Override
    protected int readParametersWireFormat(final byte[] buffer, int bufferIndex, final int len) {
        this.available = SMBUtil.readInt2(buffer, bufferIndex);
        bufferIndex += 2;
        SMBUtil.readInt2(buffer, bufferIndex);
        bufferIndex += 2;
        setStatus(SMBUtil.readInt2(buffer, bufferIndex));
        return 6;
    }

    @Override

        // status (2 bytes)
        SMBUtil.writeInt2(0, buffer, bufferIndex);
        bufferIndex += 2;
        // converter (2 bytes)
        SMBUtil.writeInt2(100, buffer, bufferIndex);
        bufferIndex += 2;
        // numEntries (2 bytes)
        SMBUtil.writeInt2(3, buffer, bufferIndex);
        bufferIndex += 2;
        // totalAvailableEntries (2 bytes)
        SMBUtil.writeInt2(5, buffer, bufferIndex);