gss_canonicalize_name.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_canonicalize_name.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
33#include "mech_switch.h"
34#include "name.h"
35
36OM_uint32
37gss_canonicalize_name(OM_uint32 *minor_status,
38    const gss_name_t input_name,
39    const gss_OID mech_type,
40    gss_name_t *output_name)
41{
42	OM_uint32 major_status;
43	struct _gss_name *name = (struct _gss_name *) input_name;
44	struct _gss_mechanism_name *mn;
45	struct _gss_mech_switch *m = _gss_find_mech_switch(mech_type);
46	gss_name_t new_canonical_name;
47
48	*minor_status = 0;
49	*output_name = 0;
50
51	mn = _gss_find_mn(name, mech_type);
52	if (!mn) {
53		return (GSS_S_BAD_MECH);
54	}
55
56	m = mn->gmn_mech;
57	major_status = m->gm_canonicalize_name(minor_status,
58	    mn->gmn_name, mech_type, &new_canonical_name);
59	if (major_status)
60		return (major_status);
61
62	/*
63	 * Now we make a new name and mark it as an MN.
64	 */
65	*minor_status = 0;
66	name = malloc(sizeof(struct _gss_name));
67	if (!name) {
68		m->gm_release_name(minor_status, &new_canonical_name);
69		*minor_status = ENOMEM;
70		return (GSS_S_FAILURE);
71	}
72	memset(name, 0, sizeof(struct _gss_name));
73
74	mn = malloc(sizeof(struct _gss_mechanism_name));
75	if (!mn) {
76		m->gm_release_name(minor_status, &new_canonical_name);
77		free(name);
78		*minor_status = ENOMEM;
79		return (GSS_S_FAILURE);
80	}
81
82	SLIST_INIT(&name->gn_mn);
83	mn->gmn_mech = m;
84	mn->gmn_mech_oid = &m->gm_mech_oid;
85	mn->gmn_name = new_canonical_name;
86	SLIST_INSERT_HEAD(&name->gn_mn, mn, gmn_link);
87
88	*output_name = (gss_name_t) name;
89
90	return (GSS_S_COMPLETE);
91}
92