SpnegoToken spToken = getToken(inputBuf, offset, len);
        byte[] inputToken = null;
        if ( spToken instanceof NegTokenInit ) {
            NegTokenInit tinit = (NegTokenInit) spToken;
            ASN1ObjectIdentifier[] rm = tinit.getMechanisms();
            this.remoteMechs = rm;
            ASN1ObjectIdentifier prefMech = rm[ 0 ];

        }
        if ( this.gssContext.getAnonymityState() ) {
            contextFlags |= NegTokenInit.ANONYMITY;
        }
        if ( this.gssContext.getConfState() ) {
            contextFlags |= NegTokenInit.CONFIDENTIALITY;
        }
        if ( this.gssContext.getIntegState() ) {
            contextFlags |= NegTokenInit.INTEGRITY;
        }
        return contextFlags;
    }

        NegTokenInit negInit = new NegTokenInit(mechToken);
        byte[] krbToken = negInit.getMechanismToken();


        Path p = Files.createTempFile("fakeserver", ".keytab");
        try {
            Files.write(p, keyTab);

            return setupTargetName(tc, host, new NtlmContext(tc, this, doSigning));
        }

        try {
            if ( initialToken != null && initialToken.length > 0 ) {
                NegTokenInit tok = new NegTokenInit(initialToken);
                if ( log.isDebugEnabled() ) {
                    log.debug("Have initial token " + tok);
                }
                if ( tok.getMechanisms() != null ) {

            throw new SmbUnsupportedOperationException("Cannot use netbios/short names with kerberos authentication, have " + host);
        }
        try {
            NegTokenInit tok = new NegTokenInit(initialToken);
            if ( log.isDebugEnabled() ) {
                log.debug("Have initial token " + tok);
            }
            if ( tok.getMechanisms() != null ) {