xref: /freebsd/crypto/heimdal/lib/gssapi/krb5/inquire_cred_by_oid.c (revision 6be3386466ab79a84b48429ae66244f21526d3df)
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 "gsskrb5_locl.h"
34 
35 OM_uint32 GSSAPI_CALLCONV _gsskrb5_inquire_cred_by_oid
36 	   (OM_uint32 * minor_status,
37 	    const gss_cred_id_t cred_handle,
38 	    const gss_OID desired_object,
39 	    gss_buffer_set_t *data_set)
40 {
41     krb5_context context;
42     gsskrb5_cred cred = (gsskrb5_cred)cred_handle;
43     krb5_error_code ret;
44     gss_buffer_desc buffer;
45     char *str;
46 
47     GSSAPI_KRB5_INIT (&context);
48 
49     if (gss_oid_equal(desired_object, GSS_KRB5_COPY_CCACHE_X) == 0) {
50 	*minor_status = EINVAL;
51 	return GSS_S_FAILURE;
52     }
53 
54     HEIMDAL_MUTEX_lock(&cred->cred_id_mutex);
55 
56     if (cred->ccache == NULL) {
57 	HEIMDAL_MUTEX_unlock(&cred->cred_id_mutex);
58 	*minor_status = EINVAL;
59 	return GSS_S_FAILURE;
60     }
61 
62     ret = krb5_cc_get_full_name(context, cred->ccache, &str);
63     HEIMDAL_MUTEX_unlock(&cred->cred_id_mutex);
64     if (ret) {
65 	*minor_status = ret;
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 
82