final byte[] userSessionKey = hmac.digest();

                if ((getFlags() & NTLMSSP_NEGOTIATE_KEY_EXCH) != 0) {
                    masterKey = new byte[16];
                    RANDOM.nextBytes(masterKey);

                    final byte[] exchangedKey = new byte[16];
                    final RC4 rc4 = new RC4(userSessionKey);

        }
        bufferIndex += 2;

        // Reserved (2 bytes)
        bufferIndex += 2;

        // Flags (4 bytes)
        this.flags = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;

        // LeaseKey (16 bytes)
        byte[] keyBytes = new byte[16];
        System.arraycopy(buffer, bufferIndex, keyBytes, 0, 16);

        byte[] emptyData = new byte[8];

        PACDecodingException e = assertThrows(PACDecodingException.class, () -> new Pac(emptyData, keys));
        // Any PACDecodingException is acceptable for this test
        assertNotNull(e.getMessage());
    }

    @Test
    void testTooSmallPac() {
        // Test that PAC smaller than 8 bytes is rejected
        byte[] smallData = new byte[4];

    public synchronized void reset() throws IOException {
        inputStream.reset();
    }

    /**
     * Skips over and discards n bytes of data from this input stream.
     *
     * @param n the number of bytes to be skipped
     * @return the actual number of bytes skipped
     * @throws IOException if an I/O error occurs
     */
    @Override
    public long skip(final long n) throws IOException {

    /**
     * SMB command to rename a file.
     */
    public static final byte SMB_COM_RENAME = (byte) 0x07;

    /**
     * SMB command to query file information.
     */
    public static final byte SMB_COM_QUERY_INFORMATION = (byte) 0x08;

    /**
     * SMB command to set file information.
     */
    public static final byte SMB_COM_SET_INFORMATION = (byte) 0x09;

    }

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

    @Override
    protected int readParameterWordsWireFormat(final byte[] buffer, final int bufferIndex) {
        return 0;
    }

    @Override
    protected int readBytesWireFormat(final byte[] buffer, final int bufferIndex) {
        return 0;
    }

    @Override

        byte[] buffer = new byte[256];
        int written = trans2FindNext2.writeParametersWireFormat(buffer, 0);

        // Verify sid (2 bytes)
        assertEquals(TEST_SID, SMBUtil.readInt2(buffer, 0));

        // Verify maxItems (2 bytes)
        assertEquals(TEST_BATCH_COUNT, SMBUtil.readInt2(buffer, 2));

        // Verify informationLevel (2 bytes) - should be SMB_FILE_BOTH_DIRECTORY_INFO (0x104)

    }

    @Override
    public Hasher putByte(byte b) {
      stream.write(b);
      return this;
    }

    @Override
    public Hasher putBytes(byte[] bytes, int off, int len) {
      stream.write(bytes, off, len);
      return this;
    }

    @Override
    public Hasher putBytes(ByteBuffer bytes) {
      stream.write(bytes);
      return this;
    }

    @Override

        assertEquals(16, guid2.toBytes().length);
    }

    @Test
    public void testHandleGuidRoundTrip() {
        HandleGuid original = new HandleGuid();
        byte[] bytes = original.toBytes();
        HandleGuid reconstructed = new HandleGuid(bytes);

        assertEquals(original, reconstructed);
        assertEquals(original.toString(), reconstructed.toString());

    }

    private byte[] createMockFileInternalInfoBuffer() {
        // Create a buffer that represents FileInternalInfo data
        // FileInternalInfo contains an 8-byte index number
        byte[] buffer = new byte[8];

        for (int i = 0; i < 8; i++) {
            buffer[i] = (byte) (0xFF - i);
        }

        return buffer;
    }

    private byte[] createMockBuffer(byte infoLevel) {