1/*
2 * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.  Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26package com.sun.security.jgss;
27
28import org.ietf.jgss.*;
29import sun.security.jgss.GSSContextImpl;
30import sun.security.krb5.internal.AuthorizationData;
31
32// The impl is almost identical to GSSContextImpl with only 2 differences:
33// 1. It implements the extended interface
34// 2. It translates result to data types here in inquireSecContext
35class ExtendedGSSContextImpl extends GSSContextImpl
36        implements ExtendedGSSContext {
37
38    public ExtendedGSSContextImpl(GSSContextImpl old) {
39        super(old);
40    }
41
42    @Override
43    public Object inquireSecContext(InquireType type) throws GSSException {
44        SecurityManager security = System.getSecurityManager();
45        if (security != null) {
46            security.checkPermission(
47                    new InquireSecContextPermission(type.toString()));
48        }
49        Object output = super.inquireSecContext(type.name());
50        if (output != null) {
51            if (type == InquireType.KRB5_GET_AUTHZ_DATA) {
52                AuthorizationData ad = (AuthorizationData) output;
53                AuthorizationDataEntry[] authzData =
54                        new AuthorizationDataEntry[ad.count()];
55                for (int i = 0; i < ad.count(); i++) {
56                    authzData[i] = new AuthorizationDataEntry(
57                            ad.item(i).adType, ad.item(i).adData);
58                }
59                output = authzData;
60            }
61        }
62        return output;
63    }
64}
65