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 /*
23 * Copyright 2008 Sun Microsystems, Inc. All rights reserved.
24 * Use is subject to license terms.
25 */
26
27 /* Copyright (c) 1988 AT&T */
28 /* All Rights Reserved */
29
30 #pragma ident "%Z%%M% %I% %E% SMI"
31
32 #pragma weak _getpwnam = getpwnam
33 #pragma weak _getpwuid = getpwuid
34
35 #include "lint.h"
36 #include <sys/types.h>
37 #include <pwd.h>
38 #include <nss_dbdefs.h>
39 #include <stdio.h>
40 #include "tsd.h"
41
42 #ifdef NSS_INCLUDE_UNSAFE
43
44 /*
45 * Ye olde non-reentrant interface (MT-unsafe, caveat utor)
46 */
47
48 static void
free_pwbuf(void * arg)49 free_pwbuf(void *arg)
50 {
51 nss_XbyY_buf_t **buffer = arg;
52
53 NSS_XbyY_FREE(buffer);
54 }
55
56 static nss_XbyY_buf_t *
get_pwbuf()57 get_pwbuf()
58 {
59 nss_XbyY_buf_t **buffer =
60 tsdalloc(_T_PWBUF, sizeof (nss_XbyY_buf_t *), free_pwbuf);
61 nss_XbyY_buf_t *b;
62
63 if (buffer == NULL)
64 return (NULL);
65 b = NSS_XbyY_ALLOC(buffer, sizeof (struct passwd), NSS_BUFLEN_PASSWD);
66 return (b);
67 }
68
69 struct passwd *
getpwuid(uid_t uid)70 getpwuid(uid_t uid)
71 {
72 nss_XbyY_buf_t *b = get_pwbuf();
73
74 return (b == NULL ? NULL :
75 getpwuid_r(uid, b->result, b->buffer, b->buflen));
76 }
77
78 struct passwd *
getpwnam(const char * nam)79 getpwnam(const char *nam)
80 {
81 nss_XbyY_buf_t *b = get_pwbuf();
82
83 return (b == NULL ? NULL :
84 getpwnam_r(nam, b->result, b->buffer, b->buflen));
85 }
86
87 struct passwd *
getpwent(void)88 getpwent(void)
89 {
90 nss_XbyY_buf_t *b = get_pwbuf();
91
92 return (b == NULL ? NULL :
93 getpwent_r(b->result, b->buffer, b->buflen));
94 }
95
96 struct passwd *
fgetpwent(FILE * f)97 fgetpwent(FILE *f)
98 {
99 nss_XbyY_buf_t *b = get_pwbuf();
100
101 return (b == NULL ? NULL :
102 fgetpwent_r(f, b->result, b->buffer, b->buflen));
103 }
104
105 #endif /* NSS_INCLUDE_UNSAFE */
106