1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause
3 *
4 * Copyright (c) 2005 Doug Rabson
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
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 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28
29 #include <gssapi/gssapi.h>
30
31 #include "mech_switch.h"
32
33 OM_uint32
gss_indicate_mechs(OM_uint32 * minor_status,gss_OID_set * mech_set)34 gss_indicate_mechs(OM_uint32 *minor_status,
35 gss_OID_set *mech_set)
36 {
37 struct _gss_mech_switch *m;
38 OM_uint32 major_status;
39 gss_OID_set set;
40 size_t i;
41
42 _gss_load_mech();
43
44 major_status = gss_create_empty_oid_set(minor_status, mech_set);
45 if (major_status)
46 return (major_status);
47
48 SLIST_FOREACH(m, &_gss_mechs, gm_link) {
49 if (m->gm_indicate_mechs) {
50 major_status = m->gm_indicate_mechs(minor_status, &set);
51 if (major_status)
52 continue;
53 if (set == GSS_C_NO_OID_SET) {
54 major_status = gss_add_oid_set_member(
55 minor_status,
56 &m->gm_mech_oid, mech_set);
57 continue;
58 }
59 for (i = 0; i < set->count; i++)
60 major_status = gss_add_oid_set_member(minor_status,
61 &set->elements[i], mech_set);
62 gss_release_oid_set(minor_status, &set);
63 } else {
64 major_status = gss_add_oid_set_member(
65 minor_status, &m->gm_mech_oid, mech_set);
66 }
67 }
68
69 *minor_status = 0;
70 return (GSS_S_COMPLETE);
71 }
72