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  * $FreeBSD$
  27  */
  28
  29 #define _WITH_GETLINE
  30 #include <stdio.h>
  31 #include <stdlib.h>
  32 #include <string.h>
  33 #include <unistd.h>
  34 #include <stdarg.h>
  35 #include <errno.h>
  36 #include <sys/types.h>
  37 #include <sys/stat.h>
  38 #include <sys/param.h>
  39 #include <pwd.h>
  40 #include <grp.h>
  41 #include <sys/queue.h>
  42 #include <sysexits.h>
  43
  44 #include "psdate.h"
  45 #include "pwupd.h"
  46
  47 enum _mode
  48 {
  49         M_ADD,
  50         M_DELETE,
  51         M_UPDATE,
  52         M_PRINT,
  53         M_NEXT,
  54         M_LOCK,
  55         M_UNLOCK,
  56         M_NUM
  57 };
  58
  59 enum _which
  60 {
  61         W_USER,
  62         W_GROUP,
  63         W_NUM
  64 };
  65
  66 struct carg
  67 {
  68         int               ch;
  69         char              *val;
  70         LIST_ENTRY(carg)  list;
  71 };
  72
  73 LIST_HEAD(cargs, carg);
  74
  75 struct userconf
  76 {
  77         int     default_password;       /* Default password for new users? */
  78         int     reuse_uids;             /* Reuse uids? */
  79         int     reuse_gids;             /* Reuse gids? */
  80         char    *nispasswd;             /* Path to NIS version of the passwd file */
  81         char    *dotdir;                /* Where to obtain skeleton files */
  82         char    *newmail;               /* Mail to send to new accounts */
  83         char    *logfile;               /* Where to log changes */
  84         char    *home;                  /* Where to create home directory */
  85         mode_t  homemode;               /* Home directory permissions */
  86         char    *shelldir;              /* Where shells are located */
  87         char    **shells;               /* List of shells */
  88         char    *shell_default;         /* Default shell */
  89         char    *default_group;         /* Default group number */
  90         char    **groups;               /* Default (additional) groups */
  91         char    *default_class;         /* Default user class */
  92         uid_t   min_uid, max_uid;       /* Allowed range of uids */
  93         gid_t   min_gid, max_gid;       /* Allowed range of gids */
  94         int     expire_days;            /* Days to expiry */
  95         int     password_days;          /* Days to password expiry */
  96         int     numgroups;              /* (internal) size of default_group array */
  97 };
  98
  99 #define _DEF_DIRMODE    (S_IRWXU | S_IRWXG | S_IRWXO)
 100 #define _PATH_PW_CONF   "/etc/pw.conf"
 101 #define _UC_MAXLINE     1024
 102 #define _UC_MAXSHELLS   32
 103
 104 struct userconf *read_userconfig(char const * file);
 105 int write_userconfig(char const * file);
 106 struct carg *addarg(struct cargs * _args, int ch, char *argstr);
 107 struct carg *getarg(struct cargs * _args, int ch);
 108
 109 int pw_user(struct userconf * cnf, int mode, struct cargs * _args);
 110 int pw_group(struct userconf * cnf, int mode, struct cargs * _args);
 111 char    *pw_checkname(u_char *name, int gecos);
 112
 113 int addnispwent(const char *path, struct passwd *pwd);
 114 int delnispwent(const char *path, const char *login);
 115 int chgnispwent(const char *path, const char *login, struct passwd *pwd);
 116
 117 int boolean_val(char const * str, int dflt);
 118 char const *boolean_str(int val);
 119 char *newstr(char const * p);
 120
 121 void pw_log(struct userconf * cnf, int mode, int which, char const * fmt,...) __printflike(4, 5);
 122 char *pw_pwcrypt(char *password);
 123
 124 extern const char *Modes[];
 125 extern const char *Which[];