r19604: This is a massive commit, and I appologise in advance for it's size.
[kai/samba.git] / source4 / heimdal / lib / gssapi / krb5 / inquire_cred_by_oid.c
1 /*
2  * Copyright (c) 2004, PADL Software Pty Ltd.
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  *
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  *
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * 3. Neither the name of PADL Software nor the names of its contributors
17  *    may be used to endorse or promote products derived from this software
18  *    without specific prior written permission.
19  *
20  * THIS SOFTWARE IS PROVIDED BY PADL SOFTWARE AND CONTRIBUTORS ``AS IS'' AND
21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23  * ARE DISCLAIMED.  IN NO EVENT SHALL PADL SOFTWARE OR CONTRIBUTORS BE LIABLE
24  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30  * SUCH DAMAGE.
31  */
32
33 #include "krb5/gsskrb5_locl.h"
34
35 RCSID("$Id: inquire_cred_by_oid.c,v 1.4 2006/10/07 22:15:10 lha Exp $");
36
37 OM_uint32 _gsskrb5_inquire_cred_by_oid
38            (OM_uint32 * minor_status,
39             const gss_cred_id_t cred_handle,
40             const gss_OID desired_object,
41             gss_buffer_set_t *data_set)
42 {
43     gsskrb5_cred cred = (gsskrb5_cred)cred_handle;
44     krb5_error_code ret;
45     gss_buffer_desc buffer;
46     char *str;
47
48     if (gss_oid_equal(desired_object, GSS_KRB5_COPY_CCACHE_X) == 0) {
49         *minor_status = EINVAL;
50         return GSS_S_FAILURE;
51     }
52
53     HEIMDAL_MUTEX_lock(&cred->cred_id_mutex);
54
55     if (cred->ccache == NULL) {
56         HEIMDAL_MUTEX_unlock(&cred->cred_id_mutex);
57         *minor_status = EINVAL;
58         return GSS_S_FAILURE;
59     }
60
61     ret = krb5_cc_get_full_name(_gsskrb5_context, cred->ccache, &str);
62     HEIMDAL_MUTEX_unlock(&cred->cred_id_mutex);
63     if (ret) {
64         *minor_status = ret;
65         _gsskrb5_set_error_string ();
66         return GSS_S_FAILURE;
67     }
68
69     buffer.value = str;
70     buffer.length = strlen(str);
71
72     ret = gss_add_buffer_set_member(minor_status, &buffer, data_set);
73     if (ret != GSS_S_COMPLETE)
74         _gsskrb5_clear_status ();
75
76     free(str);
77
78     *minor_status = 0;
79     return GSS_S_COMPLETE;
80 }
81