blob: db13ce3b42b2673166ed9ceebb35d52779ddfe23
1 | /* vi: set sw=4 ts=4: */ |
2 | /* Copyright (C) 1991,92,95,96,97,98,99,2000,01 Free Software Foundation, Inc. |
3 | This file is part of the GNU C Library. |
4 | |
5 | The GNU C Library is free software; you can redistribute it and/or |
6 | modify it under the terms of the GNU Lesser General Public |
7 | License as published by the Free Software Foundation; either |
8 | version 2.1 of the License, or (at your option) any later version. |
9 | |
10 | The GNU C Library is distributed in the hope that it will be useful, |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
13 | Lesser General Public License for more details. |
14 | |
15 | You should have received a copy of the GNU Lesser General Public |
16 | License along with the GNU C Library; if not, write to the Free |
17 | Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
18 | 02111-1307 USA. |
19 | */ |
20 | /* |
21 | * POSIX Standard: 9.2.1 Group Database Access <grp.h> |
22 | */ |
23 | #ifndef BB_GRP_H |
24 | #define BB_GRP_H 1 |
25 | |
26 | PUSH_AND_SET_FUNCTION_VISIBILITY_TO_HIDDEN |
27 | |
28 | /* This file is #included after #include <grp.h> |
29 | * We will use libc-defined structures, but will #define function names |
30 | * so that function calls are directed to bb_internal_XXX replacements |
31 | */ |
32 | #undef endgrent |
33 | #define endgrent bb_internal_endgrent |
34 | #define getgrgid bb_internal_getgrgid |
35 | #define getgrnam bb_internal_getgrnam |
36 | #define getgrouplist bb_internal_getgrouplist |
37 | #define initgroups bb_internal_initgroups |
38 | |
39 | /* All function names below should be remapped by #defines above |
40 | * in order to not collide with libc names. */ |
41 | |
42 | /* Close the group-file stream. */ |
43 | void FAST_FUNC endgrent(void); |
44 | |
45 | /* Search for an entry with a matching group ID. */ |
46 | struct group* FAST_FUNC getgrgid(gid_t __gid); |
47 | |
48 | /* Search for an entry with a matching group name. */ |
49 | struct group* FAST_FUNC getgrnam(const char *__name); |
50 | |
51 | /* Reentrant versions of some of the functions above. */ |
52 | |
53 | /* Store at most *NGROUPS members of the group set for USER into |
54 | *GROUPS. Also include GROUP. The actual number of groups found is |
55 | returned in *NGROUPS. Return -1 if the if *NGROUPS is too small. */ |
56 | int FAST_FUNC getgrouplist(const char *__user, gid_t __group, |
57 | gid_t *__groups, int *__ngroups); |
58 | |
59 | /* Initialize the group set for the current user |
60 | by reading the group database and using all groups |
61 | of which USER is a member. Also include GROUP. */ |
62 | int FAST_FUNC initgroups(const char *__user, gid_t __group); |
63 | |
64 | POP_SAVED_FUNCTION_VISIBILITY |
65 | |
66 | #endif |
67 |