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 #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 <sys/param.h> 38 #include <pwd.h> 39 #include <grp.h> 40 #include <sys/queue.h> 41 #include <sysexits.h> 42 43 #include "psdate.h" 44 #include "pwupd.h" 45 46 enum _mode 47 { 48 M_ADD, 49 M_DELETE, 50 M_UPDATE, 51 M_PRINT, 52 M_NEXT, 53 M_LOCK, 54 M_UNLOCK, 55 M_NUM 56 }; 57 58 enum _which 59 { 60 W_USER, 61 W_GROUP, 62 W_NUM 63 }; 64 65 struct carg 66 { 67 int ch; 68 char *val; 69 LIST_ENTRY(carg) list; 70 }; 71 72 extern LIST_HEAD(cargs, carg) arglist; 73 74 struct userconf 75 { 76 int default_password; /* Default password for new users? */ 77 int reuse_uids; /* Reuse uids? */ 78 int reuse_gids; /* Reuse gids? */ 79 char *nispasswd; /* Path to NIS version of the passwd file */ 80 char *dotdir; /* Where to obtain skeleton files */ 81 char *newmail; /* Mail to send to new accounts */ 82 char *logfile; /* Where to log changes */ 83 char *home; /* Where to create home directory */ 84 char *shelldir; /* Where shells are located */ 85 char **shells; /* List of shells */ 86 char *shell_default; /* Default shell */ 87 char *default_group; /* Default group number */ 88 char **groups; /* Default (additional) groups */ 89 char *default_class; /* Default user class */ 90 uid_t min_uid, max_uid; /* Allowed range of uids */ 91 gid_t min_gid, max_gid; /* Allowed range of gids */ 92 int expire_days; /* Days to expiry */ 93 int password_days; /* Days to password expiry */ 94 int numgroups; /* (internal) size of default_group array */ 95 }; 96 97 #define _PATH_PW_CONF "/etc/pw.conf" 98 #define _UC_MAXLINE 1024 99 #define _UC_MAXSHELLS 32 100 101 struct userconf *read_userconfig(char const * file); 102 int write_userconfig(char const * file); 103 struct carg *addarg(struct cargs * _args, int ch, char *argstr); 104 struct carg *getarg(struct cargs * _args, int ch); 105 106 int pw_user(struct userconf * cnf, int mode, struct cargs * _args); 107 int pw_group(struct userconf * cnf, int mode, struct cargs * _args); 108 char *pw_checkname(u_char *name, int gecos); 109 110 int addpwent(struct passwd * pwd); 111 int delpwent(struct passwd * pwd); 112 int chgpwent(char const * login, struct passwd * pwd); 113 int fmtpwent(char *buf, struct passwd * pwd); 114 115 int addnispwent(const char *path, struct passwd *pwd); 116 int delnispwent(const char *path, const char *login); 117 int chgnispwent(const char *path, const char *login, struct passwd *pwd); 118 119 int addgrent(struct group * grp); 120 int delgrent(struct group * grp); 121 int chggrent(char const * login, struct group * grp); 122 123 int boolean_val(char const * str, int dflt); 124 char const *boolean_str(int val); 125 char *newstr(char const * p); 126 127 void pw_log(struct userconf * cnf, int mode, int which, char const * fmt,...) __printflike(4, 5); 128 char *pw_pwcrypt(char *password); 129 130 extern const char *Modes[]; 131 extern const char *Which[]; 132