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