assertEquals((byte) 0x00, dst[11]);
    }

    @Test
    void testReadInt2() {
        byte[] src = new byte[] { (byte) 0x34, (byte) 0x12, // 0x1234
                (byte) 0xFF, (byte) 0xFF, // 0xFFFF
                (byte) 0x00, (byte) 0x00, // 0x0000
                (byte) 0xCD, (byte) 0xAB // 0xABCD
        };

        assertEquals(0x1234, SMBUtil.readInt2(src, 0));
        assertEquals(0xFFFF, SMBUtil.readInt2(src, 2));

            uuid.time_mid = (short) 0x9ABC;
            uuid.time_hi_and_version = (short) 0xDEF0;
            uuid.clock_seq_hi_and_reserved = (byte) 0x11;
            uuid.clock_seq_low = (byte) 0x22;
            uuid.node = new byte[] { (byte) 0xAA, (byte) 0xBB, (byte) 0xCC, (byte) 0xDD, (byte) 0xEE, (byte) 0xFF };

            // Mock the derive method to return a buffer for node encoding

        byte[] wireData = new byte[] { 0x10, 0x00, // StructureSize (must be 16)
                0x01, // ShareType (DISK)
                0x00, // Reserved
                0x01, 0x00, 0x00, 0x00, // ShareFlags
                0x08, 0x00, 0x00, 0x00, // Capabilities
                (byte) 0xFF, 0x01, 0x1F, 0x00 // MaximalAccess
        };

        // When

        assertEquals((byte) 0xAB, dst[4]);
        assertEquals((byte) 0xCD, dst[5]);
    }

    @Test
    @DisplayName("writeInt4 should correctly write 32-bit integer")
    void testWriteInt4() {
        byte[] dst = new byte[8];
        SessionServicePacket.writeInt4(0x12345678, dst, 0);

        assertEquals((byte) 0x12, dst[0]);
        assertEquals((byte) 0x34, dst[1]);
        assertEquals((byte) 0x56, dst[2]);

        final int start = bufferIndex;

        this.fid = SMBUtil.readInt2(buffer, bufferIndex);
        bufferIndex += 2;

        this.typeOfLock = buffer[bufferIndex];

        if ((this.typeOfLock & 0x10) == 0x10) {
            this.largeFile = true;
        }

        this.newOpLockLevel = buffer[bufferIndex + 1];
        bufferIndex += 2;

        this.timeout = SMBUtil.readInt4(buffer, bufferIndex);

    private static final int SHARING_DENY_WRITE = 0x20;
    private static final int SHARING_DENY_READ_EXECUTE = 0x30;
    private static final int SHARING_DENY_NONE = 0x40;

    private static final int DO_NOT_CACHE = 0x1000; // bit 12
    private static final int WRITE_THROUGH = 0x4000; // bit 14

    private static final int OPEN_FN_CREATE = 0x10;

            groupName = ((src[srcIndex + 16] & 0x80) == 0x80) == true;
            ownerNodeType = (src[srcIndex + 16] & 0x60) >> 5;
            isBeingDeleted = ((src[srcIndex + 16] & 0x10) == 0x10) == true;
            isInConflict = ((src[srcIndex + 16] & 0x08) == 0x08) == true;
            isActive = ((src[srcIndex + 16] & 0x04) == 0x04) == true;
            isPermanent = ((src[srcIndex + 16] & 0x02) == 0x02) == true;

        SMBUtil.writeInt2(0x20, ctx, ci + 2); // DataOffset
        ci += 4;
        SMBUtil.writeInt4(8, ctx, ci); // DataLength
        ci += 4;
        // Name bytes at 0x10
        byte[] name = new byte[] { 'T', 'E', 'S', 'T' };
        System.arraycopy(name, 0, ctx, 0x10, name.length);
        // Data bytes at 0x20
        byte[] data = new byte[] { 1, 2, 3, 4, 5, 6, 7, 8 };
        System.arraycopy(data, 0, ctx, 0x20, data.length);

    static final int SHARING_DENY_READ_WRITE_EXECUTE = 0x10;
    static final int SHARING_DENY_WRITE = 0x20;
    static final int SHARING_DENY_READ_EXECUTE = 0x30;
    static final int SHARING_DENY_NONE = 0x40;

    static final int DO_NOT_CACHE = 0x1000; // bit 12
    static final int WRITE_THROUGH = 0x4000; // bit 14

    static final int OPEN_FN_CREATE = 0x10;
    static final int OPEN_FN_FAIL_IF_EXISTS = 0x00;

     */
    public static final int SMB2_SHAREFLAG_AUTO_CACHING = 0x10;
    /**
     * Share flag indicating automatic caching of programs and documents.
     */
    public static final int SMB2_SHAREFLAG_VDO_CACHING = 0x20;
    /**
     * Share flag indicating the share is in a DFS namespace.
     */
    public static final int SMB2_SHAREFLAG_DFS = 0x1;
    /**
     * Share flag indicating the share is a DFS root.
     */