1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause
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/param.h>
31 #include <sys/jail.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
43 OM_uint32
gss_release_cred(OM_uint32 * minor_status,gss_cred_id_t * cred_handle)44 gss_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 KGSS_CURVNET_SET_QUIET(KGSS_TD_TO_VNET(curthread));
54 if (!KGSS_VNET(kgss_gssd_handle)) {
55 KGSS_CURVNET_RESTORE();
56 return (GSS_S_FAILURE);
57 }
58 KGSS_CURVNET_RESTORE();
59
60 if (*cred_handle) {
61 args.cred = (*cred_handle)->handle;
62
63 cl = kgss_gssd_client();
64 if (cl == NULL)
65 return (GSS_S_FAILURE);
66 stat = gssd_release_cred_1(&args, &res, cl);
67 CLNT_RELEASE(cl);
68 if (stat != RPC_SUCCESS) {
69 *minor_status = stat;
70 return (GSS_S_FAILURE);
71 }
72
73 free((*cred_handle), M_GSSAPI);
74 *cred_handle = NULL;
75
76 *minor_status = res.minor_status;
77 return (res.major_status);
78 }
79
80 return (GSS_S_COMPLETE);
81 }
82