xref: /freebsd/crypto/heimdal/lib/krb5/pcache.c (revision 57718be8fa0bd5edc11ab9a72e68cc71982939a6)
1 /***********************************************************************
2  * Copyright (c) 2010, Secure Endpoints Inc.
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  * - Redistributions of source code must retain the above copyright
10  *   notice, this list of conditions and the following disclaimer.
11  *
12  * - Redistributions in binary form must reproduce the above copyright
13  *   notice, this list of conditions and the following disclaimer in
14  *   the documentation and/or other materials provided with the
15  *   distribution.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
18  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
19  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
20  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
21  * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
22  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
23  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
24  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
26  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
27  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
28  * OF THE POSSIBILITY OF SUCH DAMAGE.
29  *
30  **********************************************************************/
31 
32 #include "krb5_locl.h"
33 #include "ccache_plugin.h"
34 #ifdef HAVE_DLFCN_H
35 #include <dlfcn.h>
36 #endif
37 #include <assert.h>
38 
39 krb5_error_code
40 _krb5_load_ccache_plugins(krb5_context context)
41 {
42     struct krb5_plugin * plist = NULL;
43     struct krb5_plugin *p;
44     krb5_error_code code;
45 
46     code = _krb5_plugin_find(context, PLUGIN_TYPE_DATA, KRB5_PLUGIN_CCACHE,
47                              &plist);
48     if (code)
49         return code;
50 
51     for (p = plist; p != NULL; p = _krb5_plugin_get_next(p)) {
52         krb5_cc_ops * ccops;
53         krb5_error_code c_load;
54 
55         ccops = _krb5_plugin_get_symbol(p);
56         if (ccops != NULL && ccops->version == KRB5_CC_OPS_VERSION) {
57             c_load = krb5_cc_register(context, ccops, TRUE);
58             if (c_load != 0)
59                 code = c_load;
60         }
61     }
62 
63     _krb5_plugin_free(plist);
64 
65     return code;
66 }
67