* @return the calculated response
     * @throws GeneralSecurityException
     */
    public static byte[] getLMv2Response ( String domain, String user, String password, byte[] challenge, byte[] clientChallenge )
            throws GeneralSecurityException {
        return getLMv2Response(domain, user, getNTHash(password), challenge, clientChallenge);
    }


    /**

     * @throws GeneralSecurityException
     */
    public static byte[] getLMv2Response ( CIFSContext tc, Type2Message type2, String domain, String user, String password, byte[] clientChallenge )
            throws GeneralSecurityException {
        if ( password == null ) {
            return null;
        }
        return getLMv2Response(tc, type2, domain, user, NtlmUtil.getNTHash(password), clientChallenge);
    }

    }

    public static byte[] getLMv2Response(Type2Message type2,
            String domain, String user, String password,
                    byte[] clientChallenge) {
        if (type2 == null || domain == null || user == null ||
                password == null || clientChallenge == null) {
            return null;
        }
        return NtlmPasswordAuthentication.getLMv2Response(domain, user,

     * @param password The user's password.
     * @param challenge The server challenge.
     * @param clientChallenge The client challenge (nonce). 
     */ 
    public static byte[] getLMv2Response(String domain, String user,
            String password, byte[] challenge, byte[] clientChallenge) {
        try {
            byte[] hash = new byte[16];
            byte[] response = new byte[24];

            if ( this.clientChallenge == null ) {
                this.clientChallenge = new byte[8];
                tc.getConfig().getRandom().nextBytes(this.clientChallenge);
            }
            return NtlmUtil.getLMv2Response(this.domain, this.username, this.password, chlng, this.clientChallenge);
        default:
            return NtlmUtil.getPreNTLMResponse(tc, this.password, chlng);
        }
    }


    /**