gss_add_oid_set_member.c revision 153838 
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: head/lib/libgssapi/gss_add_oid_set_member.c 153838 2005-12-29 14:40:22Z dfr $
27 */
28
29#include <gssapi/gssapi.h>
30#include <stdlib.h>
31#include <errno.h>
32
33OM_uint32
34gss_add_oid_set_member(OM_uint32 *minor_status,
35    const gss_OID member_oid,
36    gss_OID_set *oid_set)
37{
38	OM_uint32 major_status;
39	gss_OID_set set = *oid_set;
40	gss_OID new_elements;
41	gss_OID new_oid;
42	int t;
43
44	*minor_status = 0;
45
46	major_status = gss_test_oid_set_member(minor_status,
47	    member_oid, *oid_set, &t);
48	if (major_status)
49		return (major_status);
50	if (t)
51		return (GSS_S_COMPLETE);
52
53	new_elements = malloc((set->count + 1) * sizeof(gss_OID_desc));
54	if (!new_elements) {
55		*minor_status = ENOMEM;
56		return (GSS_S_FAILURE);
57	}
58
59	new_oid = &new_elements[set->count];
60	new_oid->elements = malloc(member_oid->length);
61	if (!new_oid->elements) {
62		free(new_elements);
63		return (GSS_S_FAILURE);
64	}
65	new_oid->length = member_oid->length;
66	memcpy(new_oid->elements, member_oid->elements, member_oid->length);
67
68	if (set->elements) {
69		memcpy(new_elements, set->elements,
70		    set->count * sizeof(gss_OID_desc));
71		free(set->elements);
72	}
73	set->elements = new_elements;
74	set->count++;
75
76	return (GSS_S_COMPLETE);
77}
78