xref: /freebsd/include/utmpx.h (revision dd41de95a84d979615a2ef11df6850622bf6184e)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3  *
4  * Copyright (c) 2010 Ed Schouten <ed@FreeBSD.org>
5  * 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 THE AUTHOR 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 THE AUTHOR 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 _UTMPX_H_
32 #define	_UTMPX_H_
33 
34 #include <sys/cdefs.h>
35 #include <sys/_timeval.h>
36 #include <sys/_types.h>
37 
38 #ifndef _PID_T_DECLARED
39 typedef	__pid_t		pid_t;
40 #define	_PID_T_DECLARED
41 #endif
42 
43 struct utmpx {
44 	short		ut_type;	/* Type of entry. */
45 	struct timeval	ut_tv;		/* Time entry was made. */
46 	char		ut_id[8];	/* Record identifier. */
47 	pid_t		ut_pid;		/* Process ID. */
48 	char		ut_user[32];	/* User login name. */
49 	char		ut_line[16];	/* Device name. */
50 #if __BSD_VISIBLE
51 	char		ut_host[128];	/* Remote hostname. */
52 #else
53 	char		__ut_host[128];
54 #endif
55 	char		__ut_spare[64];
56 };
57 
58 #define	EMPTY		0	/* No valid user accounting information. */
59 #define	BOOT_TIME	1	/* Time of system boot. */
60 #define	OLD_TIME	2	/* Time when system clock changed. */
61 #define	NEW_TIME	3	/* Time after system clock changed. */
62 #define	USER_PROCESS	4	/* A process. */
63 #define	INIT_PROCESS	5	/* A process spawned by the init process. */
64 #define	LOGIN_PROCESS	6	/* The session leader of a logged-in user. */
65 #define	DEAD_PROCESS	7	/* A session leader who has exited. */
66 #if __BSD_VISIBLE
67 #define	SHUTDOWN_TIME	8	/* Time of system shutdown. */
68 #endif
69 
70 #if __BSD_VISIBLE
71 #define	UTXDB_ACTIVE	0	/* Active login sessions. */
72 #define	UTXDB_LASTLOGIN	1	/* Last login sessions. */
73 #define	UTXDB_LOG	2	/* Log indexed by time. */
74 #endif
75 
76 __BEGIN_DECLS
77 void	endutxent(void);
78 struct utmpx *getutxent(void);
79 struct utmpx *getutxid(const struct utmpx *);
80 struct utmpx *getutxline(const struct utmpx *);
81 struct utmpx *pututxline(const struct utmpx *);
82 void	setutxent(void);
83 
84 #if __BSD_VISIBLE
85 struct utmpx *getutxuser(const char *);
86 int	setutxdb(int, const char *);
87 #endif
88 __END_DECLS
89 
90 #endif /* !_UTMPX_H_ */
91