1/*-
2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3 *
4 * Copyright (c) 2008 Isilon Inc http://www.isilon.com/
5 * Authors: Doug Rabson <dfr@rabson.org>
6 * Developed with Red Inc: Alfred Perlstein <alfred@freebsd.org>
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 *    notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 */
29
30#include <sys/cdefs.h>
31__FBSDID("$FreeBSD$");
32
33#include <sys/param.h>
34#include <sys/kernel.h>
35#include <sys/kobj.h>
36#include <sys/malloc.h>
37
38#include <kgssapi/gssapi.h>
39#include <kgssapi/gssapi_impl.h>
40
41OM_uint32
42gss_add_oid_set_member(OM_uint32 *minor_status,
43    const gss_OID member_oid,
44    gss_OID_set *oid_set)
45{
46	OM_uint32 major_status;
47	gss_OID_set set = *oid_set;
48	gss_OID new_elements;
49	gss_OID new_oid;
50	int t;
51
52	*minor_status = 0;
53
54	major_status = gss_test_oid_set_member(minor_status,
55	    member_oid, *oid_set, &t);
56	if (major_status)
57		return (major_status);
58	if (t)
59		return (GSS_S_COMPLETE);
60
61	new_elements = malloc((set->count + 1) * sizeof(gss_OID_desc),
62	    M_GSSAPI, M_WAITOK);
63
64	new_oid = &new_elements[set->count];
65	new_oid->elements = malloc(member_oid->length, M_GSSAPI, M_WAITOK);
66	new_oid->length = member_oid->length;
67	memcpy(new_oid->elements, member_oid->elements, member_oid->length);
68
69	if (set->elements) {
70		memcpy(new_elements, set->elements,
71		    set->count * sizeof(gss_OID_desc));
72		free(set->elements, M_GSSAPI);
73	}
74	set->elements = new_elements;
75	set->count++;
76
77	return (GSS_S_COMPLETE);
78}
79