xref: /freebsd/include/grp.h (revision 97759ccc715c4b365432c16d763c50eecfcb1100)
1 /*-
2  * SPDX-License-Identifier: BSD-3-Clause
3  *
4  * Copyright (c) 1989, 1993
5  *	The Regents of the University of California.  All rights reserved.
6  * (c) UNIX System Laboratories, Inc.
7  * All or some portions of this file are derived from material licensed
8  * to the University of California by American Telephone and Telegraph
9  * Co. or Unix System Laboratories, Inc. and are reproduced herein with
10  * the permission of UNIX System Laboratories, Inc.
11  *
12  * Redistribution and use in source and binary forms, with or without
13  * modification, are permitted provided that the following conditions
14  * are met:
15  * 1. Redistributions of source code must retain the above copyright
16  *    notice, this list of conditions and the following disclaimer.
17  * 2. Redistributions in binary form must reproduce the above copyright
18  *    notice, this list of conditions and the following disclaimer in the
19  *    documentation and/or other materials provided with the distribution.
20  * 3. Neither the name of the University nor the names of its contributors
21  *    may be used to endorse or promote products derived from this software
22  *    without specific prior written permission.
23  *
24  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34  * SUCH DAMAGE.
35  */
36 
37 #ifndef _GRP_H_
38 #define	_GRP_H_
39 
40 #include <sys/cdefs.h>
41 #include <sys/_types.h>
42 
43 #define	_PATH_GROUP		"/etc/group"
44 
45 #ifndef _GID_T_DECLARED
46 typedef	__gid_t		gid_t;
47 #define	_GID_T_DECLARED
48 #endif
49 
50 #ifndef _SIZE_T_DECLARED
51 typedef __size_t	size_t;
52 #define _SIZE_T_DECLARED
53 #endif
54 
55 struct group {
56 	char	*gr_name;		/* group name */
57 	char	*gr_passwd;		/* group password */
58 	gid_t	gr_gid;			/* group id */
59 	char	**gr_mem;		/* group members */
60 };
61 
62 __BEGIN_DECLS
63 #if __POSIX_VISIBLE >= 200112 || __XSI_VISIBLE
64 void		 endgrent(void);
65 struct group	*getgrent(void);
66 #endif
67 struct group	*getgrgid(gid_t);
68 struct group	*getgrnam(const char *);
69 #if __BSD_VISIBLE
70 const char	*group_from_gid(gid_t, int);
71 int		 gid_from_group(const char *, gid_t *);
72 int		 pwcache_groupdb(int (*)(int), void (*)(void),
73 		    struct group * (*)(const char *),
74 		    struct group * (*)(gid_t));
75 #endif
76 #if __XSI_VISIBLE
77 void		 setgrent(void);
78 #endif
79 #if __POSIX_VISIBLE >= 200112 || __XSI_VISIBLE
80 int		 getgrgid_r(gid_t, struct group *, char *, size_t,
81 		    struct group **);
82 int		 getgrnam_r(const char *, struct group *, char *, size_t,
83 		    struct group **);
84 #endif
85 #if __BSD_VISIBLE
86 int		 getgrent_r(struct group *, char *, size_t, struct group **);
87 int		 setgroupent(int);
88 #endif
89 __END_DECLS
90 
91 #endif /* !_GRP_H_ */
92