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