Examples of net.sourceforge.jtds.util.DESEngine


    public static byte[] answerLmChallenge(String pwd, byte[] nonce)
        throws UnsupportedEncodingException {
        byte[] password = convertPassword(pwd);


        DESEngine d1 = new DESEngine(true, makeDESkey(password,  0));
        DESEngine d2 = new DESEngine(true, makeDESkey(password,  7));
        byte[] encrypted = new byte[21];
        Arrays.fill(encrypted, (byte)0);


        d1.processBlock(nonce, 0, encrypted, 0);
        d2.processBlock(nonce, 0, encrypted, 8);


        return encryptNonce(encrypted, nonce);
    }

    //-------------------------------------------------------------------------


    private static byte[] encryptNonce(byte[] key, byte[] nonce) {
        byte[] out = new byte[24];


        DESEngine d1 = new DESEngine(true, makeDESkey(key,  0));
        DESEngine d2 = new DESEngine(true, makeDESkey(key,  7));
        DESEngine d3 = new DESEngine(true, makeDESkey(key,  14));


        d1.processBlock(nonce, 0, out, 0);
        d2.processBlock(nonce, 0, out, 8);
        d3.processBlock(nonce, 0, out, 16);


        return out;
    }

Related Classes of net.sourceforge.jtds.util.DESEngine

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