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
42 OM_uint32
gss_pname_to_uid(OM_uint32 * minor_status,const gss_name_t pname,const gss_OID mech,uid_t * uidp)43 gss_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
80 OM_uint32
gss_pname_to_unix_cred(OM_uint32 * minor_status,const gss_name_t pname,const gss_OID mech,uid_t * uidp,gid_t * gidp,int * numgroups,gid_t * groups)81 gss_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