/* * Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. Oracle designates this * particular file as subject to the "Classpath" exception as provided * by Oracle in the LICENSE file that accompanied this code. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ package sun.net.www.protocol.http.ntlm; import java.io.IOException; import sun.misc.BASE64Encoder; import sun.misc.BASE64Decoder; /* * Hooks into Windows implementation of NTLM. * This class will be replaced if a cross-platform version of NTLM * is implemented in the future. */ public class NTLMAuthSequence { private String username; private String password; private String ntdomain; private int state; private long crdHandle; private long ctxHandle; static { initFirst(); } NTLMAuthSequence (String username, String password, String ntdomain) throws IOException { this.username = username; this.password = password; this.ntdomain = ntdomain; state = 0; crdHandle = getCredentialsHandle (username, ntdomain, password); if (crdHandle == 0) { throw new IOException ("could not get credentials handle"); } } public String getAuthHeader (String token) throws IOException { byte[] input = null; if (token != null) input = (new BASE64Decoder()).decodeBuffer(token); byte[] b = getNextToken (crdHandle, input); if (b == null) throw new IOException ("Internal authentication error"); return (new B64Encoder()).encode (b); } private native static void initFirst (); private native long getCredentialsHandle (String user, String domain, String password); private native byte[] getNextToken (long crdHandle, byte[] lastToken); } class B64Encoder extends BASE64Encoder { protected int bytesPerLine () { return 1024; } }