xref: /freebsd/include/utmpx.h (revision 1670a1c2a47d10ecccd001970b859caf93cd3b6e)
1 /*-
2  * Copyright (c) 2010 Ed Schouten <ed@FreeBSD.org>
3  * 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 THE AUTHOR 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 THE AUTHOR 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 #ifndef _UTMPX_H_
30 #define	_UTMPX_H_
31 
32 #include <sys/cdefs.h>
33 #include <sys/_timeval.h>
34 #include <sys/_types.h>
35 
36 #ifndef _PID_T_DECLARED
37 typedef	__pid_t		pid_t;
38 #define	_PID_T_DECLARED
39 #endif
40 
41 struct utmpx {
42 	short		ut_type;	/* Type of entry. */
43 	struct timeval	ut_tv;		/* Time entry was made. */
44 	char		ut_id[8];	/* Record identifier. */
45 	pid_t		ut_pid;		/* Process ID. */
46 	char		ut_user[32];	/* User login name. */
47 	char		ut_line[16];	/* Device name. */
48 #if __BSD_VISIBLE
49 	char		ut_host[128];	/* Remote hostname. */
50 #else
51 	char		__ut_host[128];
52 #endif
53 	char		__ut_spare[64];
54 };
55 
56 #define	EMPTY		0	/* No valid user accounting information. */
57 #define	BOOT_TIME	1	/* Time of system boot. */
58 #define	OLD_TIME	2	/* Time when system clock changed. */
59 #define	NEW_TIME	3	/* Time after system clock changed. */
60 #define	USER_PROCESS	4	/* A process. */
61 #define	INIT_PROCESS	5	/* A process spawned by the init process. */
62 #define	LOGIN_PROCESS	6	/* The session leader of a logged-in user. */
63 #define	DEAD_PROCESS	7	/* A session leader who has exited. */
64 #if __BSD_VISIBLE
65 #define	SHUTDOWN_TIME	8	/* Time of system shutdown. */
66 #endif
67 
68 #if __BSD_VISIBLE
69 #define	UTXDB_ACTIVE	0	/* Active login sessions. */
70 #define	UTXDB_LASTLOGIN	1	/* Last login sessions. */
71 #define	UTXDB_LOG	2	/* Log indexed by time. */
72 #endif
73 
74 __BEGIN_DECLS
75 void	endutxent(void);
76 struct utmpx *getutxent(void);
77 struct utmpx *getutxid(const struct utmpx *);
78 struct utmpx *getutxline(const struct utmpx *);
79 struct utmpx *pututxline(const struct utmpx *);
80 void	setutxent(void);
81 
82 #if __BSD_VISIBLE
83 struct utmpx *getutxuser(const char *);
84 int	setutxdb(int, const char *);
85 #endif
86 __END_DECLS
87 
88 #endif /* !_UTMPX_H_ */
89