1/*-
2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
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/cdefs.h>
31__FBSDID("$FreeBSD$");
32
33#include <sys/param.h>
34#include <sys/kernel.h>
35#include <sys/kobj.h>
36#include <sys/lock.h>
37#include <sys/malloc.h>
38#include <sys/mutex.h>
39
40#include <kgssapi/gssapi.h>
41#include <kgssapi/gssapi_impl.h>
42
43#include "kgss_if.h"
44
45OM_uint32
46gss_pname_to_uid(OM_uint32 *minor_status, const gss_name_t pname,
47    const gss_OID mech, uid_t *uidp)
48{
49	struct pname_to_uid_res res;
50	struct pname_to_uid_args args;
51	enum clnt_stat stat;
52	CLIENT *cl;
53
54	*minor_status = 0;
55
56	if (pname == GSS_C_NO_NAME)
57		return (GSS_S_BAD_NAME);
58
59	cl = kgss_gssd_client();
60	if (cl == NULL)
61		return (GSS_S_FAILURE);
62
63	args.pname = pname->handle;
64	args.mech = mech;
65
66	bzero(&res, sizeof(res));
67	stat = gssd_pname_to_uid_1(&args, &res, cl);
68	CLNT_RELEASE(cl);
69	if (stat != RPC_SUCCESS) {
70		*minor_status = stat;
71		return (GSS_S_FAILURE);
72	}
73
74	if (res.major_status != GSS_S_COMPLETE) {
75		*minor_status = res.minor_status;
76		return (res.major_status);
77	}
78
79	*uidp = res.uid;
80	return (GSS_S_COMPLETE);
81}
82
83OM_uint32
84gss_pname_to_unix_cred(OM_uint32 *minor_status, const gss_name_t pname,
85    const gss_OID mech, uid_t *uidp, gid_t *gidp,
86    int *numgroups, gid_t *groups)
87
88{
89	struct pname_to_uid_res res;
90	struct pname_to_uid_args args;
91	enum clnt_stat stat;
92	int i, n;
93	CLIENT *cl;
94
95	*minor_status = 0;
96
97	if (pname == GSS_C_NO_NAME)
98		return (GSS_S_BAD_NAME);
99
100	cl = kgss_gssd_client();
101	if (cl == NULL)
102		return (GSS_S_FAILURE);
103
104	args.pname = pname->handle;
105	args.mech = mech;
106
107	bzero(&res, sizeof(res));
108	stat = gssd_pname_to_uid_1(&args, &res, cl);
109	CLNT_RELEASE(cl);
110	if (stat != RPC_SUCCESS) {
111		*minor_status = stat;
112		return (GSS_S_FAILURE);
113	}
114
115	if (res.major_status != GSS_S_COMPLETE) {
116		*minor_status = res.minor_status;
117		return (res.major_status);
118	}
119
120	*uidp = res.uid;
121	*gidp = res.gid;
122	n = res.gidlist.gidlist_len;
123	if (n > *numgroups)
124		n = *numgroups;
125	for (i = 0; i < n; i++)
126		groups[i] = res.gidlist.gidlist_val[i];
127	*numgroups = n;
128
129	xdr_free((xdrproc_t) xdr_pname_to_uid_res, &res);
130
131	return (GSS_S_COMPLETE);
132}
133