xref: /openbsd/include/pwd.h (revision 5a122e6e)
1 /*	$OpenBSD: pwd.h,v 1.26 2018/09/13 12:31:15 millert 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 struct passwd	*getpwuid_shadow(uid_t);
97 struct passwd	*getpwnam_shadow(const char *);
98 int		getpwnam_r(const char *, struct passwd *, char *, size_t,
99 		    struct passwd **);
100 int		getpwuid_r(uid_t, struct passwd *, char *, size_t,
101 		    struct passwd **);
102 #if __BSD_VISIBLE || __XPG_VISIBLE
103 struct passwd	*getpwent(void);
104 void		 setpwent(void);
105 void		 endpwent(void);
106 #endif
107 #if __BSD_VISIBLE
108 int		 setpassent(int);
109 int		 uid_from_user(const char *, uid_t *);
110 const char	*user_from_uid(uid_t, int);
111 char		*bcrypt_gensalt(u_int8_t);
112 char		*bcrypt(const char *, const char *);
113 int		bcrypt_newhash(const char *, int, char *, size_t);
114 int		bcrypt_checkpass(const char *, const char *);
115 struct passwd	*pw_dup(const struct passwd *);
116 #endif
117 __END_DECLS
118 
119 #endif /* !_PWD_H_ */
120