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/kernel.h>
32#include <sys/kobj.h>
33#include <sys/lock.h>
34#include <sys/malloc.h>
35#include <sys/mutex.h>
36
37#include <kgssapi/gssapi.h>
38#include <kgssapi/gssapi_impl.h>
39
40#include "kgss_if.h"
41
42OM_uint32
43gss_pname_to_uid(OM_uint32 *minor_status, const gss_name_t pname,
44    const gss_OID mech, uid_t *uidp)
45{
46	struct pname_to_uid_res res;
47	struct pname_to_uid_args args;
48	enum clnt_stat stat;
49	CLIENT *cl;
50
51	*minor_status = 0;
52
53	if (pname == GSS_C_NO_NAME)
54		return (GSS_S_BAD_NAME);
55
56	cl = kgss_gssd_client();
57	if (cl == NULL)
58		return (GSS_S_FAILURE);
59
60	args.pname = pname->handle;
61	args.mech = mech;
62
63	bzero(&res, sizeof(res));
64	stat = gssd_pname_to_uid_1(&args, &res, cl);
65	CLNT_RELEASE(cl);
66	if (stat != RPC_SUCCESS) {
67		*minor_status = stat;
68		return (GSS_S_FAILURE);
69	}
70
71	if (res.major_status != GSS_S_COMPLETE) {
72		*minor_status = res.minor_status;
73		return (res.major_status);
74	}
75
76	*uidp = res.uid;
77	return (GSS_S_COMPLETE);
78}
79
80OM_uint32
81gss_pname_to_unix_cred(OM_uint32 *minor_status, const gss_name_t pname,
82    const gss_OID mech, uid_t *uidp, gid_t *gidp,
83    int *numgroups, gid_t *groups)
84
85{
86	struct pname_to_uid_res res;
87	struct pname_to_uid_args args;
88	enum clnt_stat stat;
89	int i, n;
90	CLIENT *cl;
91
92	*minor_status = 0;
93
94	if (pname == GSS_C_NO_NAME)
95		return (GSS_S_BAD_NAME);
96
97	cl = kgss_gssd_client();
98	if (cl == NULL)
99		return (GSS_S_FAILURE);
100
101	args.pname = pname->handle;
102	args.mech = mech;
103
104	bzero(&res, sizeof(res));
105	stat = gssd_pname_to_uid_1(&args, &res, cl);
106	CLNT_RELEASE(cl);
107	if (stat != RPC_SUCCESS) {
108		*minor_status = stat;
109		return (GSS_S_FAILURE);
110	}
111
112	if (res.major_status != GSS_S_COMPLETE) {
113		*minor_status = res.minor_status;
114		return (res.major_status);
115	}
116
117	*uidp = res.uid;
118	*gidp = res.gid;
119	n = res.gidlist.gidlist_len;
120	if (n > *numgroups)
121		n = *numgroups;
122	for (i = 0; i < n; i++)
123		groups[i] = res.gidlist.gidlist_val[i];
124	*numgroups = n;
125
126	xdr_free((xdrproc_t) xdr_pname_to_uid_res, &res);
127
128	return (GSS_S_COMPLETE);
129}
130