xref: /freebsd/lib/libgssapi/gss_release_name.c (revision d0b2dbfa0ecf2bbc9709efc5e20baf8e4b44bbbf)
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 #include <stdlib.h>
31 #include <errno.h>
32 
33 #include "mech_switch.h"
34 #include "name.h"
35 
36 OM_uint32
37 gss_release_name(OM_uint32 *minor_status,
38     gss_name_t *input_name)
39 {
40 	struct _gss_name *name = (struct _gss_name *) *input_name;
41 
42 	*minor_status = 0;
43 	if (name) {
44 		if (name->gn_type.elements)
45 			free(name->gn_type.elements);
46 		while (SLIST_FIRST(&name->gn_mn)) {
47 			struct _gss_mechanism_name *mn;
48 			mn = SLIST_FIRST(&name->gn_mn);
49 			SLIST_REMOVE_HEAD(&name->gn_mn, gmn_link);
50 			mn->gmn_mech->gm_release_name(minor_status,
51 			    &mn->gmn_name);
52 			free(mn);
53 		}
54 		gss_release_buffer(minor_status, &name->gn_value);
55 		free(name);
56 		*input_name = GSS_C_NO_NAME;
57 	}
58 	return (GSS_S_COMPLETE);
59 }
60