xref: /freebsd/lib/libc/gen/utxdb.h (revision b3e7694832e81d7a904a10f525f8797b753bf0d3)
1a627ac61SEd Schouten /*-
2*4d846d26SWarner Losh  * SPDX-License-Identifier: BSD-2-Clause
3d915a14eSPedro F. Giffuni  *
4a627ac61SEd Schouten  * Copyright (c) 2010 Ed Schouten <ed@FreeBSD.org>
5a627ac61SEd Schouten  * All rights reserved.
6a627ac61SEd Schouten  *
7a627ac61SEd Schouten  * Redistribution and use in source and binary forms, with or without
8a627ac61SEd Schouten  * modification, are permitted provided that the following conditions
9a627ac61SEd Schouten  * are met:
10a627ac61SEd Schouten  * 1. Redistributions of source code must retain the above copyright
11a627ac61SEd Schouten  *    notice, this list of conditions and the following disclaimer.
12a627ac61SEd Schouten  * 2. Redistributions in binary form must reproduce the above copyright
13a627ac61SEd Schouten  *    notice, this list of conditions and the following disclaimer in the
14a627ac61SEd Schouten  *    documentation and/or other materials provided with the distribution.
15a627ac61SEd Schouten  *
16a627ac61SEd Schouten  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17a627ac61SEd Schouten  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18a627ac61SEd Schouten  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19a627ac61SEd Schouten  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20a627ac61SEd Schouten  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21a627ac61SEd Schouten  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22a627ac61SEd Schouten  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23a627ac61SEd Schouten  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24a627ac61SEd Schouten  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25a627ac61SEd Schouten  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26a627ac61SEd Schouten  * SUCH DAMAGE.
27a627ac61SEd Schouten  */
28a627ac61SEd Schouten 
29a627ac61SEd Schouten #ifndef _UTXDB_H_
30a627ac61SEd Schouten #define	_UTXDB_H_
31a627ac61SEd Schouten 
32a627ac61SEd Schouten #include <stdint.h>
33a627ac61SEd Schouten 
34a627ac61SEd Schouten #define	_PATH_UTX_ACTIVE	"/var/run/utx.active"
35a627ac61SEd Schouten #define	_PATH_UTX_LASTLOGIN	"/var/log/utx.lastlogin"
36a627ac61SEd Schouten #define	_PATH_UTX_LOG		"/var/log/utx.log"
37a627ac61SEd Schouten 
38a627ac61SEd Schouten /*
39a627ac61SEd Schouten  * Entries in struct futx are ordered by how often they are used.  In
40a627ac61SEd Schouten  * utx.log only entries will be written until the last non-zero byte,
41a627ac61SEd Schouten  * which means we want to put the hostname at the end. Most primitive
42a627ac61SEd Schouten  * records only store a ut_type and ut_tv, which means we want to store
43a627ac61SEd Schouten  * those at the front.
44a627ac61SEd Schouten  */
45a627ac61SEd Schouten 
46a627ac61SEd Schouten struct utmpx;
47a627ac61SEd Schouten 
48a627ac61SEd Schouten struct futx {
49a627ac61SEd Schouten 	uint8_t		fu_type;
50a627ac61SEd Schouten 	uint64_t	fu_tv;
51a627ac61SEd Schouten 	char		fu_id[8];
52a627ac61SEd Schouten 	uint32_t	fu_pid;
53a627ac61SEd Schouten 	char		fu_user[32];
54a627ac61SEd Schouten 	char		fu_line[16];
55a627ac61SEd Schouten 	char		fu_host[128];
56a627ac61SEd Schouten } __packed;
57a627ac61SEd Schouten 
58a627ac61SEd Schouten void	utx_to_futx(const struct utmpx *, struct futx *);
5998c63a48SEd Schouten struct utmpx *futx_to_utx(const struct futx *);
60a627ac61SEd Schouten 
61a627ac61SEd Schouten #endif /* !_UTXDB_H_ */
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