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 #pragma ident "%Z%%M% %I% %E% SMI"
27
28 #include <sys/types.h>
29 #include <sys/mman.h>
30 #include <stdio.h>
31 #include <string.h>
32 #include <stdlib.h>
33 #include <nss_dbdefs.h>
34 #include <user_attr.h>
35 #include <getxby_door.h>
36 #include <pwd.h>
37
38
39 /* Externs from libnsl */
40 extern userstr_t *_getusernam(const char *, userstr_t *, char *, int, int *);
41 extern userstr_t *_getuserattr(userstr_t *, char *, int, int *);
42 extern userstr_t *_fgetuserattr(FILE *, userstr_t *, char *, int);
43 extern void _setuserattr(void);
44 extern void _enduserattr(void);
45
46
47 static userattr_t *userstr2attr(userstr_t *);
48
49
50 userattr_t *
getuserattr()51 getuserattr()
52 {
53 int err = 0;
54 char buf[NSS_BUFLEN_USERATTR];
55 userstr_t user;
56 userstr_t *tmp;
57
58 (void) memset(&user, 0, sizeof (userattr_t));
59 tmp = _getuserattr(&user, buf, NSS_BUFLEN_USERATTR, &err);
60 return (userstr2attr(tmp));
61 }
62
63
64 userattr_t *
fgetuserattr(FILE * f)65 fgetuserattr(FILE *f)
66 {
67 char buf[NSS_BUFLEN_USERATTR];
68 userstr_t user;
69 userstr_t *tmp;
70
71 (void) memset(&user, 0, sizeof (userattr_t));
72 tmp = _fgetuserattr(f, &user, buf, NSS_BUFLEN_USERATTR);
73 return (userstr2attr(tmp));
74 }
75
76
77 userattr_t *
getusernam(const char * name)78 getusernam(const char *name)
79 {
80 int err = 0;
81 char buf[NSS_BUFLEN_USERATTR];
82 userstr_t user;
83 userstr_t *resptr = (userstr_t *)NULL;
84
85 resptr = _getusernam(name, &user, buf, NSS_BUFLEN_USERATTR, &err);
86
87 return (userstr2attr(resptr));
88
89 }
90
91
92 userattr_t *
getuseruid(uid_t u)93 getuseruid(uid_t u)
94 {
95 struct passwd pwd;
96 char buf[NSS_BUFLEN_PASSWD];
97
98 if (getpwuid_r(u, &pwd, buf, NSS_BUFLEN_PASSWD) == NULL)
99 return ((userattr_t *)NULL);
100 return (getusernam(pwd.pw_name));
101 }
102
103
104 void
setuserattr()105 setuserattr()
106 {
107 _setuserattr();
108 }
109
110
111 void
enduserattr()112 enduserattr()
113 {
114 _enduserattr();
115 }
116
117
118 void
free_userattr(userattr_t * user)119 free_userattr(userattr_t *user)
120 {
121 if (user) {
122 free(user->name);
123 free(user->qualifier);
124 free(user->res1);
125 free(user->res2);
126 _kva_free(user->attr);
127 free(user);
128 }
129 }
130
131
132 static userattr_t *
userstr2attr(userstr_t * user)133 userstr2attr(userstr_t *user)
134 {
135 userattr_t *newuser;
136
137 if (user == NULL)
138 return ((userattr_t *)NULL);
139
140 if ((newuser = (userattr_t *)malloc(sizeof (userattr_t))) == NULL)
141 return ((userattr_t *)NULL);
142
143 newuser->name = _do_unescape(user->name);
144 newuser->qualifier = _do_unescape(user->qualifier);
145 newuser->res1 = _do_unescape(user->res1);
146 newuser->res2 = _do_unescape(user->res2);
147 newuser->attr = _str2kva(user->attr, KV_ASSIGN, KV_DELIMITER);
148 return (newuser);
149 }
150
151
152 #ifdef DEBUG
153 void
print_userattr(userattr_t * user)154 print_userattr(userattr_t *user)
155 {
156 extern void print_kva(kva_t *);
157 char *empty = "empty";
158
159 if (user == NULL) {
160 printf("NULL\n");
161 return;
162 }
163
164 printf("name=%s\n", user->name ? user->name : empty);
165 printf("qualifier=%s\n", user->qualifier ? user->qualifier : empty);
166 printf("res1=%s\n", user->res1 ? user->res1 : empty);
167 printf("res2=%s\n", user->res2 ? user->res2 : empty);
168 printf("attr=\n");
169 print_kva(user->attr);
170 fflush(stdout);
171 }
172 #endif /* DEBUG */
173