include/grp.h

   1 /*      $NetBSD: grp.h,v 1.23 2007/10/18 02:23:37 christos Exp $        */
   2
   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  *      @(#)grp.h       8.2 (Berkeley) 1/21/94
  37  */
  38
  39 #ifndef _GRP_H_
  40 #define _GRP_H_
  41
  42 #include <sys/cdefs.h>
  43 #include <sys/featuretest.h>
  44 #include <sys/types.h>
  45
  46 #if defined(_NETBSD_SOURCE)
  47 #define _PATH_GROUP             "/etc/group"
  48 #endif
  49
  50 struct group {
  51         __aconst char *gr_name;                 /* group name */
  52         __aconst char *gr_passwd;               /* group password */
  53         gid_t   gr_gid;                         /* group id */
  54         __aconst char *__aconst *gr_mem;        /* group members */
  55 };
  56
  57 __BEGIN_DECLS
  58 struct group    *getgrgid(gid_t);
  59 struct group    *getgrnam(const char *);
  60 #if (_POSIX_C_SOURCE - 0) >= 199506L || (_XOPEN_SOURCE - 0) >= 500 || \
  61     defined(_REENTRANT) || defined(_NETBSD_SOURCE)
  62 int              getgrgid_r(gid_t, struct group *, char *, size_t,
  63                                 struct group **);
  64 int              getgrnam_r(const char *, struct group *, char *, size_t,
  65                                 struct group **);
  66 #endif
  67 #if defined(_XOPEN_SOURCE) || defined(_NETBSD_SOURCE)
  68 struct group    *getgrent(void);
  69 void             setgrent(void);
  70 void             endgrent(void);
  71 #endif
  72 #if defined(_NETBSD_SOURCE)
  73 void             setgrfile(const char *);
  74 int              setgroupent(int);
  75 int              getgrent_r(struct group *, char *, size_t, struct group **);
  76 const char      *group_from_gid(gid_t, int);
  77 int              gid_from_group(const char *, gid_t *);
  78 int              pwcache_groupdb(int (*)(int), void (*)(void),
  79                                     struct group * (*)(const char *),
  80                                     struct group * (*)(gid_t));
  81 #endif
  82 __END_DECLS
  83
  84 #endif /* !_GRP_H_ */