| /* |
| * Copyright (c) 2002, 2013, 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 java.util.Base64; |
| |
| /* |
| * 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(Status.class); |
| } |
| |
| // Used by native code to indicate when a particular protocol sequence is completed |
| // and must not be re-used. |
| |
| class Status { |
| boolean sequenceComplete; |
| } |
| |
| Status status; |
| |
| NTLMAuthSequence (String username, String password, String ntdomain) |
| throws IOException |
| { |
| this.username = username; |
| this.password = password; |
| this.ntdomain = ntdomain; |
| this.status = new Status(); |
| 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; |
| |
| assert !status.sequenceComplete; |
| |
| if (token != null) |
| input = Base64.getDecoder().decode(token); |
| byte[] b = getNextToken (crdHandle, input, status); |
| if (b == null) |
| throw new IOException ("Internal authentication error"); |
| return Base64.getEncoder().encodeToString(b); |
| } |
| |
| public boolean isComplete() { |
| return status.sequenceComplete; |
| } |
| |
| private static native void initFirst (Class<NTLMAuthSequence.Status> clazz); |
| |
| private native long getCredentialsHandle (String user, String domain, String password); |
| |
| private native byte[] getNextToken (long crdHandle, byte[] lastToken, Status returned); |
| } |
| |