include/grp.h

   1 /*      $OpenBSD: grp.h,v 1.11 2012/12/05 23:19:57 deraadt Exp $        */
   2 /*      $NetBSD: grp.h,v 1.7 1995/04/29 05:30:40 cgd Exp $      */
   3
   4 /*-
   5  * Copyright (c) 1989, 1993
   6  *      The Regents of the University of California.  All rights reserved.
   7  * (c) UNIX System Laboratories, Inc.
   8  * All or some portions of this file are derived from material licensed
   9  * to the University of California by American Telephone and Telegraph
  10  * Co. or Unix System Laboratories, Inc. and are reproduced herein with
  11  * the permission of UNIX System Laboratories, Inc.
  12  *
  13  * Redistribution and use in source and binary forms, with or without
  14  * modification, are permitted provided that the following conditions
  15  * are met:
  16  * 1. Redistributions of source code must retain the above copyright
  17  *    notice, this list of conditions and the following disclaimer.
  18  * 2. Redistributions in binary form must reproduce the above copyright
  19  *    notice, this list of conditions and the following disclaimer in the
  20  *    documentation and/or other materials provided with the distribution.
  21  * 3. Neither the name of the University nor the names of its contributors
  22  *    may be used to endorse or promote products derived from this software
  23  *    without specific prior written permission.
  24  *
  25  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  26  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  27  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  28  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  29  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  30  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  31  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  32  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  33  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  34  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  35  * SUCH DAMAGE.
  36  *
  37  *      @(#)grp.h       8.2 (Berkeley) 1/21/94
  38  */
  39
  40 #ifndef _GRP_H_
  41 #define _GRP_H_
  42
  43 #include <sys/types.h>
  44
  45 #if __BSD_VISIBLE
  46 #define _PATH_GROUP             "/etc/group"
  47 #define _GR_BUF_LEN             (1024+200*sizeof(char*))
  48 #endif
  49
  50 struct group {
  51         char    *gr_name;               /* group name */
  52         char    *gr_passwd;             /* group password */
  53         gid_t   gr_gid;                 /* group id */
  54         char    **gr_mem;               /* group members */
  55 };
  56
  57 __BEGIN_DECLS
  58 struct group    *getgrgid(gid_t);
  59 struct group    *getgrnam(const char *);
  60 #if __BSD_VISIBLE || __XPG_VISIBLE
  61 struct group    *getgrent(void);
  62 void             setgrent(void);
  63 void             endgrent(void);
  64 #endif
  65 #if __BSD_VISIBLE || __POSIX_VISIBLE >= 199506 || __XPG_VISIBLE
  66 int              getgrgid_r(gid_t, struct group *, char *,
  67                     size_t, struct group **);
  68 int              getgrnam_r(const char *, struct group *, char *,
  69                     size_t, struct group **);
  70 #endif
  71 #if __BSD_VISIBLE
  72 void             setgrfile(const char *);
  73 int              setgroupent(int);
  74 char            *group_from_gid(gid_t, int);
  75 #endif
  76 __END_DECLS
  77
  78 #endif /* !_GRP_H_ */