xref: /freebsd/usr.sbin/pw/pwupd.h (revision 0b57cec536236d46e3dba9bd041533462f33dbb7)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3  *
4  * Copyright (C) 1996
5  *	David L. Nugent.  All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY DAVID L. NUGENT AND CONTRIBUTORS ``AS IS'' AND
17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19  * ARE DISCLAIMED.  IN NO EVENT SHALL DAVID L. NUGENT OR CONTRIBUTORS BE LIABLE
20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  * SUCH DAMAGE.
27  *
28  * $FreeBSD$
29  */
30 
31 #ifndef _PWUPD_H_
32 #define _PWUPD_H_
33 
34 #include <sys/cdefs.h>
35 #include <sys/param.h>
36 #include <sys/types.h>
37 
38 #include <pwd.h>
39 #include <grp.h>
40 #include <stdbool.h>
41 #include <stringlist.h>
42 
43 struct pwf {
44 	int		    _altdir;
45 	void		  (*_setpwent)(void);
46 	void		  (*_endpwent)(void);
47 	struct passwd * (*_getpwent)(void);
48 	struct passwd	* (*_getpwuid)(uid_t uid);
49 	struct passwd	* (*_getpwnam)(const char * nam);
50 	void		  (*_setgrent)(void);
51 	void		  (*_endgrent)(void);
52 	struct group  * (*_getgrent)(void);
53 	struct group  * (*_getgrgid)(gid_t gid);
54 	struct group  * (*_getgrnam)(const char * nam);
55 };
56 
57 struct userconf {
58 	int		default_password;	/* Default password for new users? */
59 	int		reuse_uids;		/* Reuse uids? */
60 	int		reuse_gids;		/* Reuse gids? */
61 	char		*nispasswd;		/* Path to NIS version of the passwd file */
62 	char		*dotdir;		/* Where to obtain skeleton files */
63 	char		*newmail;		/* Mail to send to new accounts */
64 	char		*logfile;		/* Where to log changes */
65 	char		*home;			/* Where to create home directory */
66 	mode_t		homemode;		/* Home directory permissions */
67 	char		*shelldir;		/* Where shells are located */
68 	char		**shells;		/* List of shells */
69 	char		*shell_default;		/* Default shell */
70 	char		*default_group;		/* Default group number */
71 	StringList	*groups;		/* Default (additional) groups */
72 	char		*default_class;		/* Default user class */
73 	uid_t		min_uid, max_uid;	/* Allowed range of uids */
74 	gid_t		min_gid, max_gid;	/* Allowed range of gids */
75 	time_t		expire_days;		/* Days to expiry */
76 	time_t		password_days;		/* Days to password expiry */
77 };
78 
79 struct pwconf {
80 	char		 rootdir[MAXPATHLEN];
81 	char		 etcpath[MAXPATHLEN];
82 	int		 fd;
83 	int		 rootfd;
84 	bool		 checkduplicate;
85 };
86 
87 extern struct pwf PWF;
88 extern struct pwf VPWF;
89 extern struct pwconf conf;
90 
91 #define SETPWENT()	PWF._setpwent()
92 #define ENDPWENT()	PWF._endpwent()
93 #define GETPWENT()	PWF._getpwent()
94 #define GETPWUID(uid)	PWF._getpwuid(uid)
95 #define GETPWNAM(nam)	PWF._getpwnam(nam)
96 
97 #define SETGRENT()	PWF._setgrent()
98 #define ENDGRENT()	PWF._endgrent()
99 #define GETGRENT()	PWF._getgrent()
100 #define GETGRGID(gid)	PWF._getgrgid(gid)
101 #define GETGRNAM(nam)	PWF._getgrnam(nam)
102 
103 #define PWF_REGULAR 0
104 #define PWF_ALT 1
105 #define PWF_ROOTDIR 2
106 
107 #define PWALTDIR()	PWF._altdir
108 #ifndef _PATH_PWD
109 #define _PATH_PWD	"/etc"
110 #endif
111 #ifndef _GROUP
112 #define _GROUP		"group"
113 #endif
114 #ifndef _MASTERPASSWD
115 #define _MASTERPASSWD	"master.passwd"
116 #endif
117 
118 __BEGIN_DECLS
119 int addpwent(struct passwd * pwd);
120 int delpwent(struct passwd * pwd);
121 int chgpwent(char const * login, struct passwd * pwd);
122 
123 char * getpwpath(char const * file);
124 
125 int addgrent(struct group * grp);
126 int delgrent(struct group * grp);
127 int chggrent(char const * name, struct group * grp);
128 
129 char * getgrpath(const char *file);
130 
131 void vsetpwent(void);
132 void vendpwent(void);
133 struct passwd * vgetpwent(void);
134 struct passwd * vgetpwuid(uid_t uid);
135 struct passwd * vgetpwnam(const char * nam);
136 
137 struct group * vgetgrent(void);
138 struct group * vgetgrgid(gid_t gid);
139 struct group * vgetgrnam(const char * nam);
140 void           vsetgrent(void);
141 void           vendgrent(void);
142 
143 void copymkdir(int rootfd, char const * dir, int skelfd, mode_t mode, uid_t uid,
144     gid_t gid, int flags);
145 void rm_r(int rootfd, char const * dir, uid_t uid);
146 __END_DECLS
147 
148 #endif				/* !_PWUPD_H */
149