xref: /illumos-gate/usr/src/head/shadow.h (revision 5bbb4db2c3f208d12bf0fd11769728f9e5ba66a2)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 /*
22  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 /*	Copyright (c) 1988 AT&T	*/
27 /*	  All Rights Reserved  	*/
28 
29 
30 #ifndef	_SHADOW_H
31 #define	_SHADOW_H
32 
33 
34 #ifdef	__cplusplus
35 extern "C" {
36 #endif
37 
38 #define	PASSWD 		"/etc/passwd"
39 #define	SHADOW		"/etc/shadow"
40 #define	OPASSWD		"/etc/opasswd"
41 #define	OSHADOW 	"/etc/oshadow"
42 #define	PASSTEMP	"/etc/ptmp"
43 #define	SHADTEMP	"/etc/stmp"
44 
45 #define	DAY		(24L * 60 * 60) /* 1 day in seconds */
46 #define	DAY_NOW		(time_t)time((time_t *)0) / DAY
47 			/* The above timezone variable is set by a call to */
48 			/* any ctime(3c) routine.  Programs using the DAY_NOW */
49 			/* macro must call one of the ctime routines, */
50 			/* e.g. tzset(), BEFORE referencing DAY_NOW */
51 
52 #define	LOCKSTRING	"*LK*"	/* prefix to/string in sp_pwdp to lock acct */
53 #define	NOLOGINSTRING	"NP"	/* sp_pwdp for no-login accounts */
54 #define	NOPWDRTR	"*NP*"	/* password is not retrievable */
55 /*
56  * The spwd structure is used in the retreval of information from
57  * /etc/shadow.  It is used by routines in the libos library.
58  */
59 struct spwd {
60 	char *sp_namp;	/* user name */
61 	char *sp_pwdp;	/* user password */
62 	int sp_lstchg;	/* password lastchanged date */
63 	int sp_min;	/* minimum number of days between password changes */
64 	int sp_max;	/* number of days password is valid */
65 	int sp_warn;	/* number of days to warn user to change passwd */
66 	int sp_inact;	/* number of days the login may be inactive */
67 	int sp_expire;	/* date when the login is no longer valid */
68 	unsigned int sp_flag;	/* currently low 4 bits are used */
69 
70 	/* low 4 bits of sp_flag for counting failed login attempts */
71 #define	FAILCOUNT_MASK 0xF
72 };
73 
74 #if defined(__STDC__)
75 
76 #ifndef _STDIO_H
77 #include <stdio.h>
78 #endif
79 
80 /* Declare all shadow password functions */
81 
82 extern struct spwd *getspnam_r(const char *,  struct spwd *, char *, int);
83 extern struct spwd *getspent_r(struct spwd *, char *, int);
84 extern struct spwd *fgetspent_r(FILE *, struct spwd *, char *, int);
85 
86 extern void	setspent(void);
87 extern void	endspent(void);
88 extern struct spwd	*getspent(void);			/* MT-unsafe */
89 extern struct spwd	*fgetspent(FILE *);			/* MT-unsafe */
90 extern struct spwd	*getspnam(const char *);	/* MT-unsafe */
91 
92 extern int	putspent(const struct spwd *, FILE *);
93 extern int	lckpwdf(void);
94 extern int	ulckpwdf(void);
95 
96 #else
97 
98 /* Declare all shadow password functions */
99 
100 struct spwd	*getspent_r(), *fgetspent_r(), *getspnam_r();
101 void		setspent(), endspent();
102 struct spwd	*getspent(), *fgetspent(), *getspnam(); /* MT-unsafe */
103 int		putspent(), lckpwdf(), ulckpwdf();
104 
105 #endif
106 
107 #ifdef	__cplusplus
108 }
109 #endif
110 
111 #endif	/* _SHADOW_H */
112