*/
public enum RequestParam {

    /**
     * 
     */
    NONE,

    /**
     * Wait indefinitely for a response
     */
    NO_TIMEOUT,

    /**
     * Do not retry request on failure
     */
    NO_RETRY,

    /**
     * Save the raw payload for further inspection
     */
    RETAIN_PAYLOAD

                                    auth != NtlmPasswordAuthentication.ANONYMOUS) {
                            throw new SmbAuthException( NtStatus.NT_STATUS_LOGON_FAILURE );
                        }
    
                        if (ex != null)
                            throw ex;
    
                        uid = response.uid;
    

        for (int i = 0; i < 8; i++) {
            if (signature[i] != data[offset + ServerMessageBlock.SIGNATURE_OFFSET + i]) {
                if( log.level >= 2 ) {
                    log.println( "signature verification failure" );
                    Hexdump.hexdump( log, signature, 0, 8 );
                    Hexdump.hexdump( log, data,
                        offset + ServerMessageBlock.SIGNATURE_OFFSET, 8 );
                }

     */
    @Override
    public boolean verifySignature ( byte[] buffer, int i, int size ) {
        // observed too that signatures on error responses are sometimes wrong??
        // Looks like the failure case also is just reflecting back the signature we sent

        // with SMB3's negotiation validation it's no longer possible to ignore this (on the validation response)

                    try {
                        keys = new KerberosCredentials().getKeys();
                    }
                    catch ( LoginException e ) {
                        throw new PACDecodingException("Login failure", e);
                    }
                }

                Map<Integer, KerberosKey> keysByAlgo = new HashMap<>();
                for ( KerberosKey key : keys ) {

                 * junk. We need to bump up the wordCount here so that this method returns
                 * the correct number of bytes for signing purposes. Otherwise we get a
                 * signing verification failure.
                 */
                if (command == SMB_COM_NT_CREATE_ANDX && ((SmbComNTCreateAndXResponse)this).isExtended)
                    wordCount += 8;
            }

 * resolved. If the names cannot be resolved (e.g. due to temporary
 * network failure), the said methods will return default values (usually
 * <tt>S-X-Y-Z</tt> strings of fragments of).
 * <p>
 * Alternatively <tt>getSecurity(true)</tt> may be used to resolve all
 * SIDs together and detect network failures.
 */
    public ACE[] getSecurity() throws IOException {
        return getSecurity(false);
    }

        "Logon failure: user account restriction.", "Logon failure: account logon time restriction violation.",
        "Logon failure: user not allowed to log on to this computer.", "Logon failure: the specified account password has expired.",

        for ( int i = 0; i < 8; i++ ) {
            if ( signature[ i ] != data[ offset + SmbConstants.SIGNATURE_OFFSET + i ] ) {
                if ( log.isDebugEnabled() ) {
                    log.debug("signature verification failure"); //$NON-NLS-1$
                    log.debug("Expect: " + Hexdump.toHexString(signature, 0, 8));
                    log.debug("Have: " + Hexdump.toHexString(data, offset + SmbConstants.SIGNATURE_OFFSET, 8));
                }

            // broken samba servers
            Assume.assumeNoException(e);
        }

        if ( e.getNtStatus() != NtStatus.NT_STATUS_LOGON_FAILURE && e.getNtStatus() != NtStatus.NT_STATUS_ACCOUNT_DISABLED ) {
            throw e;
        }
        Assume.assumeNoException(e);
    }


    @Test
    public void logonUserNoDomain () throws IOException {