1/* Copyright (c) 1997-2023 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
8
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
13
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, see
16 <https://www.gnu.org/licenses/>. */
17
18#include <string.h>
19#include <rpcsvc/nis.h>
20#include <shlib-compat.h>
21
22nis_error
23nis_verifygroup (const_nis_name group)
24{
25 if (group != NULL && group[0] != '\0')
26 {
27 size_t grouplen = strlen (group);
28 char buf[grouplen + 50];
29 char leafbuf[grouplen + 2];
30 char domainbuf[grouplen + 2];
31 nis_result *res;
32 nis_error status;
33 char *cp, *cp2;
34
35 cp = stpcpy (buf, nis_leaf_of_r (group, leafbuf, sizeof (leafbuf) - 1));
36 cp = stpcpy (cp, ".groups_dir");
37 cp2 = nis_domain_of_r (group, domainbuf, sizeof (domainbuf) - 1);
38 if (cp2 != NULL && cp2[0] != '\0')
39 {
40 *cp++ = '.';
41 stpcpy (cp, cp2);
42 }
43 res = nis_lookup (buf, 0);
44 status = NIS_RES_STATUS (res);
45 nis_freeresult (res);
46 return status;
47 }
48 else
49 return NIS_FAIL;
50}
51libnsl_hidden_nolink_def (nis_verifygroup, GLIBC_2_1)
52