*/

    @Override
    public int read ( byte[] b ) throws IOException {
        return read(b, 0, b.length);
    }


    /**
     * Reads up to len bytes of data from this input stream into an array of bytes.
     *
     * @throws IOException
     *             if a network error occurs
     */

    @Override
    public int read ( byte[] b, int off, int len ) throws IOException {

    private CIFSContext transportContext;
    private Address[] dcList = null;
    private long dcListExpiration;

    private int netbiosLookupRespLimit = 3;
    private long netbiosCacheTimeout = 60 * 60 * 10;
    private static int dcListCounter;


    @Override
    public void init ( FilterConfig filterConfig ) throws ServletException {
        String name;

        Properties p = new Properties();
        /*

        SecretKeySpec dataKey = new SecretKeySpec(dataHmac, KerberosConstants.RC4_ALGORITHM);

        cipher = Cipher.getInstance(KerberosConstants.RC4_ALGORITHM);
        cipher.init(Cipher.DECRYPT_MODE, dataKey);

        int plainDataLength = data.length - KerberosConstants.CHECKSUM_SIZE;
        byte[] plainData = cipher.doFinal(data, KerberosConstants.CHECKSUM_SIZE, plainDataLength);

            throws CIFSException {
        this.file = file;
        this.handle = handle;
        this.openFlags = openFlags;
        this.access = access;
        this.sharing = sharing;
        this.append = false;
        this.smb2 = th.isSMB2();
        init(th);
    }


    /**
     * @param th

        int lmResponseOffset = readULong(material, 16);
        byte[] ntResponse = readSecurityBuffer(material, 20);
        int ntResponseOffset = readULong(material, 24);
        byte[] domain = readSecurityBuffer(material, 28);
        int domainOffset = readULong(material, 32);
        byte[] user = readSecurityBuffer(material, 36);
        int userOffset = readULong(material, 40);

     * @param key
     * @throws GeneralSecurityException
     */
    private static void verifyAESMAC ( int usage, String expect, String data, String key ) throws GeneralSecurityException {
        verifyAESHMAC(usage, expect, key, Hex.decode(data));
    }


    private static void verifyArcfourHMAC ( int usage, String expect, String data, String key ) throws GeneralSecurityException {

    private boolean loadBalance;
    private boolean enableBasic;
    private boolean insecureBasic;
    private String realm;

    public void init( FilterConfig filterConfig ) throws ServletException {
        String name;
        int level;

        /* Set jcifs.smb1 properties we know we want; soTimeout and cachePolicy to 30min.
         */

     * <blockquote><pre>
     * Exception MalformedURLException: unknown protocol: smb
     *     at java.net.URL.<init>(URL.java:480)
     *     at java.net.URL.<init>(URL.java:376)
     *     at java.net.URL.<init>(URL.java:330)
     *     at jcifs.smb1.smb1.SmbFile.<init>(SmbFile.java:355)
     *     ...
     * </pre><blockquote>
     */

    public static void registerSmbURLHandler() {

        @Override
        public int getOpnum () {
            return 0x15;
        }

        public int retval;
        public String dfs_name;
        public int level;
        public int prefmaxlen;
        public DfsEnumStruct info;
        public NdrLong totalentries;


        public NetrDfsEnumEx ( String dfs_name, int level, int prefmaxlen, DfsEnumStruct info, NdrLong totalentries ) {

     *            request message
     *
     * @return An <code>int</code> containing the default flags.
     */
    public static int getDefaultFlags ( CIFSContext tc, Type1Message type1 ) {
        if ( type1 == null )
            return getDefaultFlags(tc);
        int flags = NTLMSSP_NEGOTIATE_NTLM | NTLMSSP_NEGOTIATE_VERSION;
        int type1Flags = type1.getFlags();