* @param data
     *            The data.
     * @param offset
     *            The starting offset at which the SMB header begins.
     * @param length
     *            The length of the SMB data starting at offset.
     * @param request
     *            request message
     * @param response
     *            response message
     */

        int offset = 0;
        if (domainLength > 0) {
            writeUShort(targetInfo, offset, 2);
            offset += 2;
            writeUShort(targetInfo, offset, domainLength);
            offset += 2;
            System.arraycopy(domain, 0, targetInfo, offset, domainLength);
            offset += domainLength;
        }
        if (serverLength > 0) {

        byte[] buffer = new byte[100];
        int offset = 10;

        // When
        int bytesWritten = request.writeBytesWireFormat(buffer, offset);

        // Then
        assertEquals(4, bytesWritten, "Should write 4 bytes");
        // Check that structure size (4) is written as 2-byte little-endian
        assertEquals(4, buffer[offset] | (buffer[offset + 1] << 8), "Structure size should be 4");

	}
	return n, err
}

func (d *DummyDataGen) Seek(offset int64, whence int) (int64, error) {
	switch whence {
	case io.SeekStart:
		if offset < 0 {
			return 0, errors.New("Invalid offset")
		}
		d.idx = offset
	case io.SeekCurrent:
		if d.idx+offset < 0 {
			return 0, errors.New("Invalid offset")
		}
		d.idx += offset
	case io.SeekEnd:
		if d.length+offset < 0 {
			return 0, errors.New("Invalid offset")
		}

        int offset = 0;
        int size = 3;

        // Simulate successful verification
        when(mockResponse.verifySignature(buffer, offset, size)).thenReturn(true);
        assertTrue(mockResponse.verifySignature(buffer, offset, size));

        // Simulate failed verification
        when(mockResponse.verifySignature(buffer, offset, size)).thenReturn(false);

  /** Private constructor for built-in DiscreteDomains supporting fast offset. */
  private DiscreteDomain(boolean supportsFastOffset) {
    this.supportsFastOffset = supportsFastOffset;
  }

  /**
   * Returns, conceptually, "origin + distance", or equivalently, the result of calling {@link
   * #next} on {@code origin} {@code distance} times.
   */
  C offset(C origin, long distance) {
    C current = origin;

    @DisplayName("Test decode with buffer offset")
    void testDecodeWithBufferOffset() throws SMBProtocolDecodingException {
        String fileName = "offset_test.txt";
        int action = FileNotifyInformation.FILE_ACTION_MODIFIED;
        int offset = 50;

        byte[] smallBuffer = createValidNotificationBuffer(fileName, action);
        byte[] buffer = new byte[smallBuffer.length + offset + 50];

     */
    public LockingAndXRange(final boolean largeFile) {
        this.largeFile = largeFile;
    }

    /**
     * Returns the process ID associated with this lock range.
     *
     * @return the process ID
     */
    public int getPid() {
        return this.pid;
    }

    /**
     * Returns the starting byte offset of the lock range.
     *

        @Test
        @DisplayName("Should handle offset correctly in verify")
        void testVerifyWithOffset() throws Exception {
            byte[] largeData = new byte[256];
            int offset = 64;
            Arrays.fill(largeData, (byte) 0x00);

            // Set signed flag at correct offset
            SMBUtil.writeInt4(ServerMessageBlock2.SMB2_FLAGS_SIGNED, largeData, offset + 16);

            // Create valid signature

    }

    @Test
    @DisplayName("Test decode with buffer offset")
    void testDecodeWithBufferOffset() throws SMBProtocolDecodingException {
        // Prepare test data with offset
        int offset = 10;
        String expectedFilename = "offsetfile.txt";
        byte[] buffer = new byte[200 + offset];
        byte[] dataBuffer = createValidBuffer(expectedFilename, "OFFSET~1.TXT", true);