1/*-
2 * Copyright (c) 2008 Isilon Inc http://www.isilon.com/
3 * Authors: Doug Rabson <dfr@rabson.org>
4 * Developed with Red Inc: Alfred Perlstein <alfred@freebsd.org>
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 *    notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25 * SUCH DAMAGE.
26 */
27
28#include <sys/cdefs.h>
29__FBSDID("$FreeBSD$");
30
31#include <sys/param.h>
32#include <sys/kernel.h>
33#include <sys/kobj.h>
34#include <sys/lock.h>
35#include <sys/malloc.h>
36#include <sys/mutex.h>
37
38#include <kgssapi/gssapi.h>
39#include <kgssapi/gssapi_impl.h>
40
41#include "gssd.h"
42
43OM_uint32
44gss_release_cred(OM_uint32 *minor_status, gss_cred_id_t *cred_handle)
45{
46	struct release_cred_res res;
47	struct release_cred_args args;
48	enum clnt_stat stat;
49	CLIENT *cl;
50
51	*minor_status = 0;
52
53	if (!kgss_gssd_handle)
54		return (GSS_S_FAILURE);
55
56	if (*cred_handle) {
57		args.cred = (*cred_handle)->handle;
58
59		cl = kgss_gssd_client();
60		if (cl == NULL)
61			return (GSS_S_FAILURE);
62		stat = gssd_release_cred_1(&args, &res, cl);
63		CLNT_RELEASE(cl);
64		if (stat != RPC_SUCCESS) {
65			*minor_status = stat;
66			return (GSS_S_FAILURE);
67		}
68
69		free((*cred_handle), M_GSSAPI);
70		*cred_handle = NULL;
71
72		*minor_status = res.minor_status;
73		return (res.major_status);
74	}
75
76	return (GSS_S_COMPLETE);
77}
78