utmpx.h revision 1.3 
1/*	$NetBSD: utmpx.h,v 1.3 2002/02/25 13:57:24 christos Exp $	 */
2
3/*-
4 * Copyright (c) 2002 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Christos Zoulas.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 *    notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 *    notice, this list of conditions and the following disclaimer in the
17 *    documentation and/or other materials provided with the distribution.
18 * 3. All advertising materials mentioning features or use of this software
19 *    must display the following acknowledgement:
20 *        This product includes software developed by the NetBSD
21 *        Foundation, Inc. and its contributors.
22 * 4. Neither the name of The NetBSD Foundation nor the names of its
23 *    contributors may be used to endorse or promote products derived
24 *    from this software without specific prior written permission.
25 *
26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
29 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36 * POSSIBILITY OF SUCH DAMAGE.
37 */
38#ifndef	_UTMPX_H_
39#define	_UTMPX_H_
40
41#include <sys/socket.h>
42
43#define	_PATH_UTMPX		"/var/run/utmpx"
44#define	_PATH_WTMPX		"/var/log/wtmpx"
45#define	_PATH_LASTLOGX		"/var/log/lastlogx"
46#define	_PATH_UTMP_UPDATE	"/usr/libexec/utmp_update"
47
48#define _UTX_USERSIZE	32
49#define _UTX_LINESIZE	32
50#define	_UTX_IDSIZE	4
51#define _UTX_HOSTSIZE	256
52
53#ifndef _XOPEN_SOURCE
54#define UTX_USERSIZE	_UTX_USERSIZE
55#define UTX_LINESIZE	_UTX_LINESIZE
56#define	UTX_IDSIZE	_UTX_IDSIZE
57#define UTX_HOSTSIZE	_UTX_HOSTSIZE
58#endif
59
60#define EMPTY		0
61#define RUN_LVL		1
62#define BOOT_TIME	2
63#define OLD_TIME	3
64#define NEW_TIME	4
65#define INIT_PROCESS	5
66#define LOGIN_PROCESS	6
67#define USER_PROCESS	7
68#define DEAD_PROCESS	8
69
70#ifndef _XOPEN_SOURCE
71#define ACCOUNTING	9
72#define SIGNATURE	10
73#endif
74
75/*
76 * The following structure describes the fields of the utmpx entries
77 * stored in _PATH_UTMPX or _PATH_WTMPX. This is not the format the
78 * entries are stored in the files, and application should only access
79 * entries using routines described in getutxent(3).
80 */
81struct utmpx {
82	char ut_user[_UTX_USERSIZE];	/* login name */
83	char ut_id[_UTX_IDSIZE];	/* inittab id */
84	char ut_line[_UTX_LINESIZE];	/* tty name */
85	char ut_host[_UTX_HOSTSIZE];	/* host name */
86	uint16_t ut_session;		/* session id used for windowing */
87	uint16_t ut_type;		/* type of this entry */
88	pid_t ut_pid;			/* process id creating the entry */
89	struct {
90		uint16_t e_termination;	/* process termination signal */
91		uint16_t e_exit;	/* process exit status */
92	} ut_exit;
93	struct sockaddr_storage ut_ss;	/* address where entry was made from */
94	struct timeval ut_tv;		/* time entry was created */
95	uint32_t ut_pad[10];		/* reserved for future use */
96};
97
98#ifndef _XOPEN_SOURCE
99struct lastlogx {
100	struct timespec ll_time;	/* time entry was created */
101	char ll_line[_UTX_LINESIZE];	/* tty name */
102	char ll_host[_UTX_HOSTSIZE];	/* host name */
103	struct sockaddr_storage ll_ss;	/* address where entry was made from */
104};
105#endif	/* !_XOPEN_SOURCE */
106
107__BEGIN_DECLS
108
109void setutxent(void);
110void endutxent(void);
111struct utmpx *getutxent(void);
112struct utmpx *getutxid(const struct utmpx *);
113struct utmpx *getutxline(const struct utmpx *);
114struct utmpx *pututxline(const struct utmpx *);
115
116#ifndef _XOPEN_SOURCE
117
118int lastlogxname(const char *);
119struct lastlogx *getlastlogxuid(uid_t);
120void updlastlogx(const char *, struct lastlogx *);
121
122int utmpxname(const char *);
123
124#endif /* !_XOPEN_SOURCE */
125
126__END_DECLS
127
128#endif /* !_UTMPX_H_ */
129