1 /*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21 /*
22 * Copyright 2006 Sun Microsystems, Inc. All rights reserved.
23 * Use is subject to license terms.
24 */
25
26 #include <sys/types.h>
27 #include <sys/mman.h>
28 #include <stdio.h>
29 #include <string.h>
30 #include <stdlib.h>
31 #include <nss_dbdefs.h>
32 #include <user_attr.h>
33 #include <getxby_door.h>
34 #include <pwd.h>
35
36
37 /* Externs from libnsl */
38 extern userstr_t *_getusernam(const char *, userstr_t *, char *, int, int *);
39 extern userstr_t *_getuserattr(userstr_t *, char *, int, int *);
40 extern userstr_t *_fgetuserattr(FILE *, userstr_t *, char *, int);
41 extern void _setuserattr(void);
42 extern void _enduserattr(void);
43
44
45 static userattr_t *userstr2attr(userstr_t *);
46
47
48 userattr_t *
getuserattr()49 getuserattr()
50 {
51 int err = 0;
52 char buf[NSS_BUFLEN_USERATTR];
53 userstr_t user;
54 userstr_t *tmp;
55
56 (void) memset(&user, 0, sizeof (userattr_t));
57 tmp = _getuserattr(&user, buf, NSS_BUFLEN_USERATTR, &err);
58 return (userstr2attr(tmp));
59 }
60
61
62 userattr_t *
fgetuserattr(FILE * f)63 fgetuserattr(FILE *f)
64 {
65 char buf[NSS_BUFLEN_USERATTR];
66 userstr_t user;
67 userstr_t *tmp;
68
69 (void) memset(&user, 0, sizeof (userattr_t));
70 tmp = _fgetuserattr(f, &user, buf, NSS_BUFLEN_USERATTR);
71 return (userstr2attr(tmp));
72 }
73
74
75 userattr_t *
getusernam(const char * name)76 getusernam(const char *name)
77 {
78 int err = 0;
79 char buf[NSS_BUFLEN_USERATTR];
80 userstr_t user;
81 userstr_t *resptr = (userstr_t *)NULL;
82
83 resptr = _getusernam(name, &user, buf, NSS_BUFLEN_USERATTR, &err);
84
85 return (userstr2attr(resptr));
86
87 }
88
89
90 userattr_t *
getuseruid(uid_t u)91 getuseruid(uid_t u)
92 {
93 struct passwd pwd;
94 char buf[NSS_BUFLEN_PASSWD];
95
96 if (getpwuid_r(u, &pwd, buf, NSS_BUFLEN_PASSWD) == NULL)
97 return ((userattr_t *)NULL);
98 return (getusernam(pwd.pw_name));
99 }
100
101
102 void
setuserattr()103 setuserattr()
104 {
105 _setuserattr();
106 }
107
108
109 void
enduserattr()110 enduserattr()
111 {
112 _enduserattr();
113 }
114
115
116 void
free_userattr(userattr_t * user)117 free_userattr(userattr_t *user)
118 {
119 if (user) {
120 free(user->name);
121 free(user->qualifier);
122 free(user->res1);
123 free(user->res2);
124 _kva_free(user->attr);
125 free(user);
126 }
127 }
128
129
130 static userattr_t *
userstr2attr(userstr_t * user)131 userstr2attr(userstr_t *user)
132 {
133 userattr_t *newuser;
134
135 if (user == NULL)
136 return ((userattr_t *)NULL);
137
138 if ((newuser = (userattr_t *)malloc(sizeof (userattr_t))) == NULL)
139 return ((userattr_t *)NULL);
140
141 newuser->name = _do_unescape(user->name);
142 newuser->qualifier = _do_unescape(user->qualifier);
143 newuser->res1 = _do_unescape(user->res1);
144 newuser->res2 = _do_unescape(user->res2);
145 newuser->attr = _str2kva(user->attr, KV_ASSIGN, KV_DELIMITER);
146 return (newuser);
147 }
148
149
150 #ifdef DEBUG
151 void
print_userattr(userattr_t * user)152 print_userattr(userattr_t *user)
153 {
154 extern void print_kva(kva_t *);
155 char *empty = "empty";
156
157 if (user == NULL) {
158 printf("NULL\n");
159 return;
160 }
161
162 printf("name=%s\n", user->name ? user->name : empty);
163 printf("qualifier=%s\n", user->qualifier ? user->qualifier : empty);
164 printf("res1=%s\n", user->res1 ? user->res1 : empty);
165 printf("res2=%s\n", user->res2 ? user->res2 : empty);
166 printf("attr=\n");
167 print_kva(user->attr);
168 fflush(stdout);
169 }
170 #endif /* DEBUG */
171