pw/pw.h

   1 /*-
   2  * Copyright (C) 1996
   3  *      David L. Nugent.  All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  *
  14  * THIS SOFTWARE IS PROVIDED BY DAVID L. NUGENT AND CONTRIBUTORS ``AS IS'' AND
  15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  17  * ARE DISCLAIMED.  IN NO EVENT SHALL DAVID L. NUGENT OR CONTRIBUTORS BE LIABLE
  18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  24  * SUCH DAMAGE.
  25  *
  26  *      $Id: pw.h,v 1.2 1996/12/19 15:22:42 davidn Exp $
  27  */
  28
  29 #include <stdio.h>
  30 #include <stdlib.h>
  31 #include <string.h>
  32 #include <unistd.h>
  33 #include <stdarg.h>
  34 #include <errno.h>
  35 #include <sys/types.h>
  36 #include <sys/stat.h>
  37 #include <pwd.h>
  38 #include <grp.h>
  39 #include <sys/queue.h>
  40 #include <sysexits.h>
  41
  42 #include "psdate.h"
  43
  44 enum _mode
  45 {
  46         M_ADD,
  47         M_DELETE,
  48         M_UPDATE,
  49         M_PRINT,
  50         M_NEXT,
  51         M_NUM
  52 };
  53
  54 enum _which
  55 {
  56         W_USER,
  57         W_GROUP,
  58         W_NUM
  59 };
  60
  61 struct carg
  62 {
  63         int               ch;
  64         char              *val;
  65         LIST_ENTRY(carg)  list;
  66 };
  67
  68 extern LIST_HEAD(cargs, carg) arglist;
  69
  70 struct userconf
  71 {
  72         int     default_password;       /* Default password for new users? */
  73         int     reuse_uids;             /* Reuse uids? */
  74         int     reuse_gids;             /* Reuse gids? */
  75         char    *dotdir;                /* Where to obtain skeleton files */
  76         char    *newmail;               /* Mail to send to new accounts */
  77         char    *logfile;               /* Where to log changes */
  78         char    *home;                  /* Where to create home directory */
  79         char    *shelldir;              /* Where shells are located */
  80         char    **shells;               /* List of shells */
  81         char    *shell_default;         /* Default shell */
  82         char    *default_group;         /* Default group number */
  83         char    **groups;               /* Default (additional) groups */
  84         char    *default_class;         /* Default user class */
  85         uid_t   min_uid, max_uid;       /* Allowed range of uids */
  86         gid_t   min_gid, max_gid;       /* Allowed range of gids */
  87         int     expire_days;            /* Days to expiry */
  88         int     password_days;          /* Days to password expiry */
  89         int     numgroups;              /* (internal) size of default_group array */
  90 };
  91
  92 #define _PATH_PW_CONF   "/etc/pw.conf"
  93 #define _UC_MAXLINE     1024
  94 #define _UC_MAXSHELLS   32
  95
  96 struct userconf *read_userconfig(char const * file);
  97 int write_userconfig(char const * file);
  98 struct carg *addarg(struct cargs * _args, int ch, char *argstr);
  99 struct carg *getarg(struct cargs * _args, int ch);
 100 void cmderr(int ec, char const * fmt,...);
 101
 102 int pw_user(struct userconf * cnf, int mode, struct cargs * _args);
 103 int pw_group(struct userconf * cnf, int mode, struct cargs * _args);
 104 char    *pw_checkname(u_char *name, int gecos);
 105
 106 int addpwent(struct passwd * pwd);
 107 int delpwent(struct passwd * pwd);
 108 int chgpwent(char const * login, struct passwd * pwd);
 109 int fmtpwent(char *buf, struct passwd * pwd);
 110
 111 int addgrent(struct group * grp);
 112 int delgrent(struct group * grp);
 113 int chggrent(char const * login, struct group * grp);
 114
 115 int boolean_val(char const * str, int dflt);
 116 char const *boolean_str(int val);
 117 char *newstr(char const * p);
 118
 119 void pw_log(struct userconf * cnf, int mode, int which, char const * fmt,...);
 120 char *pw_pwcrypt(char *password);
 121
 122 extern const char *Modes[];
 123 extern const char *Which[];