include/pwd.h

   1 /*      $OpenBSD: pwd.h,v 1.21 2012/12/05 23:19:57 deraadt Exp $        */
   2 /*      $NetBSD: pwd.h,v 1.9 1996/05/15 21:36:45 jtc 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  * Portions Copyright(C) 1995, 1996, Jason Downs.  All rights reserved.
  13  *
  14  * Redistribution and use in source and binary forms, with or without
  15  * modification, are permitted provided that the following conditions
  16  * are met:
  17  * 1. Redistributions of source code must retain the above copyright
  18  *    notice, this list of conditions and the following disclaimer.
  19  * 2. Redistributions in binary form must reproduce the above copyright
  20  *    notice, this list of conditions and the following disclaimer in the
  21  *    documentation and/or other materials provided with the distribution.
  22  * 3. Neither the name of the University nor the names of its contributors
  23  *    may be used to endorse or promote products derived from this software
  24  *    without specific prior written permission.
  25  *
  26  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  27  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  28  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  29  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  30  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  31  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  32  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  33  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  34  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  35  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  36  * SUCH DAMAGE.
  37  *
  38  *      @(#)pwd.h       8.2 (Berkeley) 1/21/94
  39  */
  40
  41 #ifndef _PWD_H_
  42 #define _PWD_H_
  43
  44 #include <sys/types.h>
  45
  46 #if __BSD_VISIBLE
  47 #define _PATH_PASSWD            "/etc/passwd"
  48 #define _PATH_MASTERPASSWD      "/etc/master.passwd"
  49 #define _PATH_MASTERPASSWD_LOCK "/etc/ptmp"
  50
  51 #define _PATH_MP_DB             "/etc/pwd.db"
  52 #define _PATH_SMP_DB            "/etc/spwd.db"
  53
  54 #define _PATH_PWD_MKDB          "/usr/sbin/pwd_mkdb"
  55
  56 #define _PW_KEYBYNAME           '1'     /* stored by name */
  57 #define _PW_KEYBYNUM            '2'     /* stored by entry in the "file" */
  58 #define _PW_KEYBYUID            '3'     /* stored by uid */
  59
  60 #define _PW_YPTOKEN             "__YP!"
  61
  62 #define _PASSWORD_EFMT1         '_'     /* extended encryption format */
  63
  64 #define _PASSWORD_LEN           128     /* max length, not counting NUL */
  65 #define _PW_NAME_LEN            31      /* max length, not counting NUL */
  66                                         /* Should be MAXLOGNAME - 1 */
  67 #define _PW_BUF_LEN             1024    /* length of getpw*_r buffer */
  68
  69 #define _PASSWORD_NOUID         0x01    /* flag for no specified uid. */
  70 #define _PASSWORD_NOGID         0x02    /* flag for no specified gid. */
  71 #define _PASSWORD_NOCHG         0x04    /* flag for no specified change. */
  72 #define _PASSWORD_NOEXP         0x08    /* flag for no specified expire. */
  73
  74 /* Flags for pw_mkdb(3) */
  75 #define _PASSWORD_SECUREONLY    0x01    /* only generate spwd.db file */
  76 #define _PASSWORD_OMITV7        0x02    /* don't generate v7 passwd file */
  77
  78 #endif
  79
  80 struct passwd {
  81         char    *pw_name;               /* user name */
  82         char    *pw_passwd;             /* encrypted password */
  83         uid_t   pw_uid;                 /* user uid */
  84         gid_t   pw_gid;                 /* user gid */
  85         time_t  pw_change;              /* password change time */
  86         char    *pw_class;              /* user access class */
  87         char    *pw_gecos;              /* Honeywell login info */
  88         char    *pw_dir;                /* home directory */
  89         char    *pw_shell;              /* default shell */
  90         time_t  pw_expire;              /* account expiration */
  91 };
  92
  93 __BEGIN_DECLS
  94 struct passwd   *getpwuid(uid_t);
  95 struct passwd   *getpwnam(const char *);
  96 int             getpwnam_r(const char *, struct passwd *, char *, size_t,
  97                     struct passwd **result);
  98 int             getpwuid_r(uid_t uid, struct passwd *, char *buf, size_t buflen,
  99                     struct passwd **result);
 100 #if __BSD_VISIBLE || __XPG_VISIBLE
 101 struct passwd   *getpwent(void);
 102 void             setpwent(void);
 103 void             endpwent(void);
 104 #endif
 105 #if __BSD_VISIBLE
 106 int              setpassent(int);
 107 char            *user_from_uid(uid_t, int);
 108 char            *bcrypt_gensalt(u_int8_t);
 109 char            *bcrypt(const char *, const char *);
 110 char            *md5crypt(const char *, const char *);
 111 struct passwd   *pw_dup(const struct passwd *);
 112 #endif
 113 __END_DECLS
 114
 115 #endif /* !_PWD_H_ */