this.leaseKey = new Smb2LeaseKey(keyBytes);
        bufferIndex += 16;

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

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

        // LeaseDuration (8 bytes) - reserved, skip
        bufferIndex += 8;

        this.errorCode = SMBUtil.readInt4(buffer, bufferIndex + SmbConstants.ERROR_CODE_OFFSET);
        this.flags = buffer[bufferIndex + SmbConstants.FLAGS_OFFSET];
        this.flags2 = SMBUtil.readInt2(buffer, bufferIndex + SmbConstants.FLAGS_OFFSET + 1);
        this.tid = SMBUtil.readInt2(buffer, bufferIndex + SmbConstants.TID_OFFSET);
        this.pid = SMBUtil.readInt2(buffer, bufferIndex + SmbConstants.TID_OFFSET + 2);

        this.structureSize = SMBUtil.readInt2(buffer, bufferIndex);
        if (this.structureSize != 36) {
            throw new SMBProtocolDecodingException("Invalid lease break response structure size: " + this.structureSize);
        }
        bufferIndex += 2;

        // Reserved (2 bytes)
        bufferIndex += 2;

        // Flags (4 bytes)
        this.flags = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;

        if (this.wordCount == 0) {
            return 0;
        }
        this.fileAttributes = SMBUtil.readInt2(buffer, bufferIndex);
        bufferIndex += 2;
        this.lastWriteTime = SMBUtil.readUTime(buffer, bufferIndex);
        bufferIndex += 4;
        this.fileSize = SMBUtil.readInt4(buffer, bufferIndex);
        return 20;
    }

    @Override

        final List<AvPair> pairs = new LinkedList<>();
        int pos = 0;
        boolean foundEnd = false;
        while (pos + 4 <= data.length) {
            final int avId = SMBUtil.readInt2(data, pos);
            final int avLen = SMBUtil.readInt2(data, pos + 2);
            pos += 4;

            if (avId == AvPair.MsvAvEOL) {
                if (avLen != 0) {
                    throw new CIFSException("Invalid avLen for AvEOL");

        }

        final short dataOffset = buffer[bufferIndex + 2];
        bufferIndex += 4;
        this.dataLength = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;
        this.dataRemaining = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;
        bufferIndex += 4; // Reserved2

        final int dataStart = getHeaderStart() + dataOffset;

     */
    @Override
    protected int readBytesWireFormat(final byte[] buffer, final int bufferIndex) throws SMBProtocolDecodingException {
        final int structureSize = SMBUtil.readInt2(buffer, bufferIndex);
        if (structureSize != 4) {
            throw new SMBProtocolDecodingException("Structure size != 4");
        }

        return 4;
    }

     */
    @Override
    protected int readBytesWireFormat(final byte[] buffer, final int bufferIndex) throws SMBProtocolDecodingException {
        final int structureSize = SMBUtil.readInt2(buffer, bufferIndex);
        if (structureSize != 4) {
            throw new SMBProtocolDecodingException("Expected structureSize = 4");
        }
        return 4;
    }

     */
    @Override
    protected int readBytesWireFormat(final byte[] buffer, int bufferIndex) throws SMBProtocolDecodingException {
        final int start = bufferIndex;
        final int structureSize = SMBUtil.readInt2(buffer, bufferIndex);
        if (structureSize != 24) {
            throw new SMBProtocolDecodingException("Expected structureSize = 24");
        }

        this.oplockLevel = buffer[bufferIndex + 2];

             * these fields are common to all andx commands
             * so let's populate them here
             */

            this.andxCommand = buffer[bufferIndex];
            this.andxOffset = SMBUtil.readInt2(buffer, bufferIndex + 2);

            if (this.andxOffset == 0) { /* Snap server workaround */
                this.andxCommand = (byte) 0xFF;
            }

            /*