assertEquals(0x04030201, avFlags.getFlags(), "Flags should match the raw bytes (little-endian)");

        // Test with zero
        byte[] zeroBytes = new byte[] { 0x00, 0x00, 0x00, 0x00 };
        AvFlags zeroAvFlags = new AvFlags(zeroBytes);
        assertNotNull(zeroAvFlags, "AvFlags object should not be null for zero bytes");

                // negative fid wraps around, lastWriteTime = 1000 -> 1 second -> int value 1
                Arguments.of(-1, 1000L, new byte[] { (byte) 0xFF, (byte) 0xFF, 0x01, 0x00, 0x00, 0x00 }));
    }

    /**
     * When lastWriteTime is zero the encoded unsigned time must be all 1s.
     */
    @Test
    @DisplayName("edge: writeParameterWordsWireFormat with lastWriteTime=0")

   * @return {@code true} if the argument is a 6to4 address
   */
  public static boolean is6to4Address(Inet6Address ip) {
    byte[] bytes = ip.getAddress();
    return (bytes[0] == (byte) 0x20) && (bytes[1] == (byte) 0x02);
  }

  /**
   * Returns the IPv4 address embedded in a 6to4 address.
   *
   * @param ip {@link Inet6Address} to be examined for embedded IPv4 in 6to4 address

                (byte) 0xF0, (byte) 0xDE, (byte) 0xBC, (byte) 0x9A, (byte) 0x78, (byte) 0x56, (byte) 0x34, (byte) 0x12,
                // 0xFFFFFFFFFFFFFFFFL
                (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF,
                // 0x0000000000000000L
                (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00 };

        buffer[offset + 3] = 0x00;
        buffer[offset + 4] = 0x00;
        buffer[offset + 5] = 0x00;
        buffer[offset + 6] = 0x00;
        buffer[offset + 7] = 0x01;
        // Sub-authority
        SMBUtil.writeInt4(0, buffer, offset + 8);
    }

    private void prepareDaclHeader(byte[] buffer, int offset, int aceCount) {
        buffer[offset] = 0x02; // revision
        buffer[offset + 1] = 0x00; // padding

        assertEquals(2, trans.maxParameterCount, "The maxParameterCount should be 2.");
        assertEquals(40, trans.maxDataCount, "The maxDataCount should be 40.");
        assertEquals((byte) 0x00, trans.maxSetupCount, "The maxSetupCount should be 0.");
    }

    /**
     * Tests the writeSetupWireFormat method.
     */
    @Test
    void testWriteSetupWireFormat() {
        // Given

     */
    public static int findUNITermination(final byte[] buffer, final int bufferIndex, final int maxLen) {
        int len = 0;
        while (buffer[bufferIndex + len] != (byte) 0x00 || buffer[bufferIndex + len + 1] != (byte) 0x00) {
            len += 2;
            if (len > maxLen) {
                if (log.isDebugEnabled()) {
                    log.warn("Failed to find string termination with max length " + maxLen);

                Arguments.of(new byte[] { (byte) 0x41, (byte) 0x42 }, "QUI="), // "AB"
                Arguments.of("Man".getBytes(), "TWFu"), // 3 bytes, no padding
                Arguments.of(new byte[] { (byte) 0x00, (byte) 0x00, (byte) 0x00 }, "AAAA"), // all zeros
                Arguments.of(new byte[] { (byte) 0xff, (byte) 0xff, (byte) 0xff }, "////")) // all 0xFF bytes
        ;
    }

    @ParameterizedTest(name = "encode({1}) -> {2}")

     */
    public static final byte SMB_COM_TREE_DISCONNECT = (byte) 0x71;

    /**
     * SMB command to negotiate protocol dialect.
     */
    public static final byte SMB_COM_NEGOTIATE = (byte) 0x72;

    /**
     * SMB command to setup a session with extended attributes.
     */
    public static final byte SMB_COM_SESSION_SETUP_ANDX = (byte) 0x73;

    /**

        writeInt2(informationLevel, dst, dstIndex);
        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