}

        @ParameterizedTest
        @ValueSource(ints = { 0, 5, 9 })
        @DisplayName("Returns 0 with valid array and various indices")
        void nonNullArray(int index) {
            byte[] arr = new byte[10];
            assertEquals(0, response.writeParameterWordsWireFormat(arr, index));
        }
    }

    @Nested
    @DisplayName("writeBytesWireFormat tests")
    class WriteBytes {

        @Test

        dstIndex += 2;
        dst[dstIndex] = (byte) 0x00;
        dstIndex++;
        dst[dstIndex++] = (byte) 0x00;
        dst[dstIndex++] = (byte) 0x00;
        dst[dstIndex++] = (byte) 0x00;
        writeInt4(capabilities, dst, dstIndex);
        dstIndex += 4;

        return dstIndex - start;
    }

    @Override
    int writeBytesWireFormat(final byte[] dst, int dstIndex) {

        void testWriteBytesWireFormat() {
            byte[] buffer = new byte[1024];
            int result = echoResponse.writeBytesWireFormat(buffer, 0);
            assertEquals(0, result);
        }

        @Test
        @DisplayName("Should handle different buffer positions")
        void testWriteBytesWireFormatDifferentPositions() {
            byte[] buffer = new byte[1024];

            }));
  }

  public void testRead_usingByteProcessor() throws IOException {
    byte[] readBytes =
        source.read(
            new ByteProcessor<byte[]>() {
              final ByteArrayOutputStream out = new ByteArrayOutputStream();

              @Override
              public boolean processBytes(byte[] buf, int off, int len) throws IOException {
                out.write(buf, off, len);

    private static final int NEED_CHAR = Integer.MAX_VALUE;

    private static final int QUOTE = '\'';

    private static final byte CT_WHITESPACE = 1;

    private static final byte CT_ALPHA = 4;

    private final byte[] ctype;

    private static byte[] defaultCtype = new byte[256];

    private final String str;

    private int colno = 0;

    private int ttype = TT_NOTHING;

    private String sval;

     */
    @Override
    public void getUserSessionKey(final CIFSContext tc, final byte[] chlng, final byte[] dest, final int offset) throws SmbException {
        if (this.hashesExternal) {
            return;
        }
        super.getUserSessionKey(tc, chlng, dest, offset);
    }

         * The high field of the clock sequence multiplexed with the variant.
         */
        public byte clock_seq_hi_and_reserved;
        /**
         * The low field of the clock sequence.
         */
        public byte clock_seq_low;
        /**
         * The spatially unique node identifier (6 bytes).
         */
        public byte[] node;

        @Override
        public void encode(NdrBuffer _dst) throws NdrException {

        dstIndex += 2;
        dst[dstIndex] = (byte) 0x00;
        dstIndex++;
        dst[dstIndex++] = (byte) 0x00;
        dst[dstIndex++] = (byte) 0x00;
        dst[dstIndex++] = (byte) 0x00;
        dstIndex += writeString(path, dst, dstIndex);

        return dstIndex - start;
    }

    @Override
    int writeDataWireFormat(final byte[] dst, final int dstIndex) {
        return 0;
    }

     * @param key
     *            7-byte "raw" DES key
     * @return 8-byte DES key with parity
     */
    static byte[] des7to8(final byte[] key) {
        final byte key8[] = new byte[8];
        key8[0] = (byte) (key[0] & 0xFE);
        key8[1] = (byte) (key[0] << 7 | (key[1] & 0xFF) >>> 1);
        key8[2] = (byte) (key[1] << 6 | (key[2] & 0xFF) >>> 2);
        key8[3] = (byte) (key[2] << 5 | (key[3] & 0xFF) >>> 3);

     */
    public WitnessUnregisterMessage(byte[] contextHandle) {
        super(WITNESS_UNREGISTER);
        this.contextHandle = contextHandle != null ? contextHandle.clone() : new byte[20];
    }

    /**
     * Sets the context handle for unregistration.
     *
     * @param contextHandle the context handle from registration
     */
    public void setContextHandle(byte[] contextHandle) {