1/*-
2 * SPDX-License-Identifier: BSD-3-Clause
3 *
4 * Copyright (c) 1983, 1993
5 *	The Regents of the University of California.  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 * 3. Neither the name of the University nor the names of its contributors
16 *    may be used to endorse or promote products derived from this software
17 *    without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * SUCH DAMAGE.
30 */
31
32#ifndef _PROTOCOLS_RWHOD_H_
33#define	_PROTOCOLS_RWHOD_H_
34
35#include <sys/_types.h>
36
37/*
38 * rwho protocol packet format.
39 */
40struct	outmp {
41	char	out_line[8];		/* tty name */
42	char	out_name[8];		/* user id */
43	__int32_t out_time;		/* time on */
44};
45
46struct	whod {
47	char	wd_vers;		/* protocol version # */
48	char	wd_type;		/* packet type, see below */
49	char	wd_pad[2];
50	int	wd_sendtime;		/* time stamp by sender */
51	int	wd_recvtime;		/* time stamp applied by receiver */
52	char	wd_hostname[32];	/* hosts's name */
53	int	wd_loadav[3];		/* load average as in uptime */
54	int	wd_boottime;		/* time system booted */
55	struct	whoent {
56		struct	outmp we_utmp;	/* active tty info */
57		int	we_idle;	/* tty idle time */
58	} wd_we[1024 / sizeof (struct whoent)];
59};
60
61#define	WHODVERSION	1
62#define	WHODTYPE_STATUS	1		/* host status */
63
64#define	_PATH_RWHODIR	"/var/rwho"
65
66#endif /* !_RWHOD_H_ */
67