}

    /**
     * Create a handle GUID from existing bytes
     * @param bytes the 16-byte GUID data in little-endian format (SMB wire format)
     */
    public HandleGuid(byte[] bytes) {
        if (bytes.length != 16) {
            throw new IllegalArgumentException("GUID must be 16 bytes");
        }

        // MS-SMB2 specifies little-endian byte ordering for GUID components

        byte[] buffer = new byte[bufferSize];

        // Path consumed (2 bytes) - value: 10 * 2 = 20
        SMBUtil.writeInt2(20, buffer, 0);

        // Number of referrals (2 bytes) - value: 1
        SMBUtil.writeInt2(1, buffer, 2);

        // Flags (2 bytes)
        SMBUtil.writeInt2(0x0003, buffer, 4);

        // Padding (2 bytes)
        buffer[6] = 0;

     */
    public static final int TRANSFORM_PROTOCOL_ID = 0xFD534D42;

    /**
     * Size of the transform header in bytes
     */
    public static final int TRANSFORM_HEADER_SIZE = 52;

    private final byte[] signature = new byte[16];
    private final byte[] nonce = new byte[16];
    private int originalMessageSize;
    private int flags;
    private long sessionId;

    /**

    }

    private byte[] prepareAllocationInfoBuffer() {
        byte[] buffer = new byte[100];
        int offset = 0;

        // idFileSystem (4 bytes)
        SMBUtil.writeInt4(0, buffer, offset);
        offset += 4;

        // sectPerAlloc (4 bytes)
        SMBUtil.writeInt4(8, buffer, offset);
        offset += 4;

        // alloc (4 bytes)

        // Data offset (2 bytes)
        buffer[47] = 0x00;
        buffer[48] = 0x00;

        // Data displacement (2 bytes)
        buffer[49] = 0x00;
        buffer[50] = 0x00;

        // Setup count (1 byte)
        buffer[51] = 0x00;

        // Reserved (1 byte)
        buffer[52] = 0x00;

        // Byte count (2 bytes)
        buffer[53] = 0x00;

    }

    /**
     * Add bytes sent
     *
     * @param bytes number of bytes
     */
    public void addBytesSent(long bytes) {
        bytesSent.addAndGet(bytes);
    }

    /**
     * Add bytes received
     *
     * @param bytes number of bytes
     */
    public void addBytesReceived(long bytes) {
        bytesReceived.addAndGet(bytes);
    }

    /**

    }

    @Override
    public int size() {
        // Context header: 16 bytes
        // Name: 4 bytes ("RqL2")
        // Padding: 4 bytes (to align data to 8-byte boundary)
        // Data: 52 bytes (lease V2 structure)
        return 16 + 4 + 4 + 52;
    }

    @Override
    public int encode(byte[] dst, int dstIndex) {
        int start = dstIndex;

        // Write context header

     *
     * @param str the string to encode
     * @return the string as bytes (UTF16-LE)
     */
    public static byte[] getUNIBytes(final String str) {
        return getBytes(str, UNI_ENCODING);
    }

    /**
     * Encodes a string into ASCII bytes.
     *
     * @param str the string to encode
     * @return the string as bytes (ASCII)
     */

    /** Total number of parameter bytes the server is returning */
    protected int totalParameterCount;
    /** Total number of data bytes the server is returning */
    protected int totalDataCount;
    /** Number of parameter bytes in this response */
    protected int parameterCount;
    /** Offset from the start of the SMB header to the parameter bytes */
    protected int parameterOffset;

     * The constructor should only use the first 8/32 bytes.
     */
    @Test
    void testAvSingleHostCustomDataMachineIdConstructor_LongerInputs() {
        byte[] customData = { 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A }; // Longer than 8
        byte[] machineId = new byte[40]; // Longer than 32
        for (int i = 0; i < 40; i++) {
            machineId[i] = (byte) i;
        }