1/*-
2 * Copyright (c) 2005 Doug Rabson
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 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 *	$FreeBSD$
27 */
28
29#include <gssapi/gssapi.h>
30
31#include "mech_switch.h"
32
33OM_uint32
34gss_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