});
    }

    @Test
    @DisplayName("Should write consistent structure at different offsets")
    void testWriteBytesAtDifferentOffsets() throws Exception {
        // Test at different offsets
        int[] offsets = { 0, 10, 50, 100, 200 };

        for (int offset : offsets) {
            // Given
            byte[] buffer = new byte[1024];

            assertEquals(descrBytes[i], dst[offset + i]);
        }
        offset += descrBytes.length;

        // 3. Level (2 bytes)
        assertEquals(0x0001, SMBUtil.readInt2(dst, offset));
        offset += 2;

        // 4. MaxDataCount (2 bytes)
        int maxDataCount = SMBUtil.readInt2(dst, offset);
        assertTrue(maxDataCount > 0);
        offset += 2;

        // Verify total bytes written

        // Test reading data from different buffer offsets
        byte[] testData = "Test data with offset".getBytes();
        byte[] buffer = new byte[200];
        int offset = 50;
        System.arraycopy(testData, 0, buffer, offset, testData.length);

        int result = response.readDataWireFormat(buffer, offset, testData.length);

        assertEquals(testData.length, result);

    @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];

        buffer[offset + 3] = 0;
        SMBUtil.writeInt4(0x1234, buffer, offset + 4);
        SMBUtil.writeInt4(0x5678, buffer, offset + 8);
        SMBUtil.writeInt4(0x9ABC, buffer, offset + 12);

        // When
        int bytesRead = response.readBytesWireFormat(buffer, offset);

        // Then
        assertEquals(16, bytesRead);
        assertEquals((byte) 0x02, response.getShareType());

        int bytesWritten = packet.writeTrailerWireFormat(dst, offset);

        assertTrue(bytesWritten > 0);
        // Check that bytes before offset are unchanged
        for (int i = 0; i < offset; i++) {
            assertEquals((byte) 0xFF, dst[i]);
        }
        // Check that bytes after offset are written
        assertNotEquals((byte) 0xFF, dst[offset]);
    }

    @Test

	}

	// To generate random offset/length.
	r := rand.New(rand.NewSource(UTCNow().UnixNano()))

	buf := &bytes.Buffer{}

	// Verify erasure.Decode() for random offsets and lengths.
	for range iterations {
		offset := r.Int63n(length)
		readLen := r.Int63n(length - offset)

		expected := data[offset : offset+readLen]

		// Get the checksums of the current part.

     */
    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.
     *

        buffer.putShort((short) 0x8004); // Control flags (SE_DACL_PRESENT | SE_SELF_RELATIVE)
        buffer.putInt(20); // Owner offset
        buffer.putInt(40); // Group offset
        buffer.putInt(0); // SACL offset (null)
        buffer.putInt(60); // DACL offset

        // Owner SID at offset 20
        buffer.position(20);
        buffer.put((byte) 0x01); // Revision
        buffer.put((byte) 0x01); // SubAuthorityCount

        // No group (offset 0)
        for (int i = 8; i < 12; i++)
            securityDescriptorBytes[i] = 0;
        // No SACL (offset 0)
        for (int i = 12; i < 16; i++)
            securityDescriptorBytes[i] = 0;
        // DACL at offset 20
        securityDescriptorBytes[16] = 20;
        securityDescriptorBytes[17] = 0;
        securityDescriptorBytes[18] = 0;
        securityDescriptorBytes[19] = 0;