@Override
    public void engineReset() {
        // initial values of MD4 i.e. A, B, C, D
        // as per rfc-1320; they are low-order byte first
        context[0] = 0x67452301;
        context[1] = 0xEFCDAB89;
        context[2] = 0x98BADCFE;
        context[3] = 0x10325476;
        count = 0L;
        for (int i = 0; i < BLOCK_LENGTH; i++) {
            buffer[i] = 0;
        }
    }

    /**

        DirectoryLeaseContext context =
                new DirectoryLeaseContext(key, DirectoryLeaseState.DIRECTORY_FULL, DirectoryCacheScope.RECURSIVE_TREE);

        context.setMaxCacheAge(60000L);
        context.setNotificationEnabled(true);
        context.setNotificationFilter(0x1F);

        // Test encoding and decoding roundtrip
        byte[] buffer = new byte[context.size()];

     *
     * @param context
     *            The local security context.
     */
    public void setContext(final byte[] context) {
        this.context = context;
    }

    @Override
    public byte[] toByteArray() throws IOException {
        int size = 48;
        int flags = getFlags();
        final String targetName = getTarget();
        final byte[] targetInformationBytes = getTargetInformation();

        this.sequenceNumber = sequenceNumber;
    }

    /**
     * Gets the context handle.
     *
     * @return the context handle
     */
    public byte[] getContextHandle() {
        return contextHandle;
    }

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

    }

    public void test_isValid_nullValue() {
        final CustomSize annotation = createBasicAnnotation();
        validator.initialize(annotation);

        // Test null context - should return true for null value regardless of context
        assertTrue(validator.isValid(null, null));
    }

    public void test_initialize_withValidParameters() {
        final CustomSize annotation = createBasicAnnotation();

    private final Path stateDirectory;
    private final ScheduledExecutorService scheduler;
    private final CIFSContext context;
    
    public PersistentHandleManager(CIFSContext context) {
        this.context = context;
        this.handles = new ConcurrentHashMap<>();
        this.guidToHandle = new ConcurrentHashMap<>();
        this.scheduler = Executors.newScheduledThreadPool(1);

      for (List<Integer> contents : SAMPLE_INPUTS) {
        for (int toRemove = 0; toRemove < 10; toRemove++) {
          assertEquals(
              contents.contains(toRemove) && EVEN.apply(toRemove),
              filter(createUnfiltered(contents), EVEN).remove(toRemove));
        }
      }
    }

    public void testContains() {
      for (List<Integer> contents : SAMPLE_INPUTS) {

        assertFileExistence(dir, filename, true);

        File file = new File(dir, filename);

        String contents = FileUtils.fileRead(file, encoding);

        assertEquals(contentsTest, contents);
    }

    public File createFile(File dir, String filename, String contents, String encoding) throws IOException {
        File file = new File(dir, filename);

        file.getParentFile().mkdirs();

        PreauthIntegrityContext context = preauthService.initializeSession(sessionId, salt, PreauthIntegrityService.HASH_ALGO_SHA512);

        assertNotNull(context);
        assertEquals(PreauthIntegrityService.HASH_ALGO_SHA512, context.getHashAlgorithm());
        assertArrayEquals(salt, context.getSalt());
        assertTrue(context.isValid());
        assertNotNull(context.getCurrentHash());
    }

    @Test

 *
 * @author mbechler
 *
 * <p>This interface is intended for internal use.</p>
 */
public interface DfsResolver {

    /**
     * Checks if a domain is trusted for DFS operations
     * @param tf the CIFS context
     * @param domain the domain name to check
     * @return whether the given domain is trusted
     * @throws CIFSException if the operation fails
     */