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 

    26 package com.sun.security.jgss;

    27 

    28 import org.ietf.jgss.*;

    29 import sun.security.jgss.GSSContextImpl;

    30 import 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

    35 class 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 }