001/* 002 * Licensed to the Apache Software Foundation (ASF) under one 003 * or more contributor license agreements. See the NOTICE file 004 * distributed with this work for additional information 005 * regarding copyright ownership. The ASF licenses this file 006 * to you under the Apache License, Version 2.0 (the 007 * "License"); you may not use this file except in compliance 008 * with the License. You may obtain a copy of the License at 009 * 010 * http://www.apache.org/licenses/LICENSE-2.0 011 * 012 * Unless required by applicable law or agreed to in writing, 013 * software distributed under the License is distributed on an 014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 015 * KIND, either express or implied. See the License for the 016 * specific language governing permissions and limitations 017 * under the License. 018 * 019 */ 020package org.apache.directory.server.ldap.handlers.sasl.ntlm; 021 022 023import org.apache.mina.core.session.IoSession; 024 025 026/** 027 * An NTLM authentication service provider. Multiple providers may be 028 * utilized to conduct the NTLM negotiation over various protocols or by 029 * calling native SSPI interfaces. 030 * 031 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> 032 */ 033public interface NtlmProvider 034{ 035 /** 036 * Handles a Type 1 NTLM response from the client to generate an NTLM 037 * Type 2 challenge message. 038 * 039 * @param session the MINA IoSession to store any state to be thread safe 040 * @param type1reponse the Type 1 NTLM response from client 041 * @return the NTLM Type 2 message with the challenge 042 * @throws Exception If the challenge cannot be generated 043 */ 044 byte[] generateChallenge( IoSession session, byte[] type1reponse ) throws Exception; 045 046 047 /** 048 * Handles a Type 3 NTLM response from the client. 049 * 050 * @param session the MINA IoSession to store any state to be thread safe 051 * @param type3response the Type 3 NTLM response from the client 052 * @return the result of the authentication from the server 053 * @throws Exception If the authentication failed 054 */ 055 boolean authenticate( IoSession session, byte[] type3response ) throws Exception; 056}