GSSContext.java

/*
 *  Licensed to the Apache Software Foundation (ASF) under one or more
 *  contributor license agreements.  See the NOTICE file distributed with
 *  this work for additional information regarding copyright ownership.
 *  The ASF licenses this file to You under the Apache License, Version 2.0
 *  (the "License"); you may not use this file except in compliance with
 *  the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */

package org.ietf.jgss;

import java.io.InputStream;
import java.io.OutputStream;

public interface GSSContext {

	static final int DEFAULT_LIFETIME = 0;

	static final int INDEFINITE_LIFETIME = Integer.MAX_VALUE;// 2147483647;

	byte[] acceptSecContext(byte[] inToken, int offset, int len)
			throws GSSException;

	void acceptSecContext(InputStream inStream, OutputStream outStream)
			throws GSSException;

	void dispose() throws GSSException;

	byte[] export() throws GSSException;

	boolean getAnonymityState();

	boolean getConfState();

	boolean getCredDelegState();

	GSSCredential getDelegCred() throws GSSException;

	boolean getIntegState();

	int getLifetime();

	Oid getMech() throws GSSException;

	byte[] getMIC(byte[] inMsg, int offset, int len, MessageProp msgProp)
			throws GSSException;

	void getMIC(InputStream inStream, OutputStream outStream,
			MessageProp msgProp) throws GSSException;

	boolean getMutualAuthState();

	boolean getReplayDetState();

	boolean getSequenceDetState();

	GSSName getSrcName() throws GSSException;

	GSSName getTargName() throws GSSException;

	int getWrapSizeLimit(int qop, boolean confReq, int maxTokenSize)
			throws GSSException;

	byte[] initSecContext(byte[] inputBuf, int offset, int len)
			throws GSSException;

	int initSecContext(InputStream inStream, OutputStream outStream)
			throws GSSException;

	boolean isEstablished();

	boolean isInitiator() throws GSSException;

	boolean isProtReady();

	boolean isTransferable() throws GSSException;

	void requestAnonymity(boolean state) throws GSSException;

	void requestConf(boolean state) throws GSSException;

	void requestCredDeleg(boolean state) throws GSSException;

	void requestInteg(boolean state) throws GSSException;

	void requestLifetime(int lifetime) throws GSSException;

	void requestMutualAuth(boolean state) throws GSSException;

	void requestReplayDet(boolean state) throws GSSException;

	void requestSequenceDet(boolean state) throws GSSException;

	void setChannelBinding(ChannelBinding cb) throws GSSException;

	byte[] unwrap(byte[] inBuf, int offset, int len, MessageProp msgProp)
			throws GSSException;

	void unwrap(InputStream inStream, OutputStream outStream,
			MessageProp msgProp) throws GSSException;

	void verifyMIC(byte[] inToken, int tokOffset, int tokLen, byte[] inMsg,
			int msgOffset, int msgLen, MessageProp msgProp) throws GSSException;

	void verifyMIC(InputStream tokStream, InputStream msgStream,
			MessageProp msgProp) throws GSSException;

	byte[] wrap(byte[] inBuf, int offset, int len, MessageProp msgProp)
			throws GSSException;

	void wrap(InputStream inStream, OutputStream outStream, MessageProp msgProp)
			throws GSSException;
}