xref: /freebsd/include/protocols/rwhod.h (revision d0b2dbfa0ecf2bbc9709efc5e20baf8e4b44bbbf)
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  *	@(#)rwhod.h	8.1 (Berkeley) 6/2/93
32  */
33 
34 #ifndef _PROTOCOLS_RWHOD_H_
35 #define	_PROTOCOLS_RWHOD_H_
36 
37 #include <sys/_types.h>
38 
39 /*
40  * rwho protocol packet format.
41  */
42 struct	outmp {
43 	char	out_line[8];		/* tty name */
44 	char	out_name[8];		/* user id */
45 	__int32_t out_time;		/* time on */
46 };
47 
48 struct	whod {
49 	char	wd_vers;		/* protocol version # */
50 	char	wd_type;		/* packet type, see below */
51 	char	wd_pad[2];
52 	int	wd_sendtime;		/* time stamp by sender */
53 	int	wd_recvtime;		/* time stamp applied by receiver */
54 	char	wd_hostname[32];	/* hosts's name */
55 	int	wd_loadav[3];		/* load average as in uptime */
56 	int	wd_boottime;		/* time system booted */
57 	struct	whoent {
58 		struct	outmp we_utmp;	/* active tty info */
59 		int	we_idle;	/* tty idle time */
60 	} wd_we[1024 / sizeof (struct whoent)];
61 };
62 
63 #define	WHODVERSION	1
64 #define	WHODTYPE_STATUS	1		/* host status */
65 
66 #define	_PATH_RWHODIR	"/var/rwho"
67 
68 #endif /* !_RWHOD_H_ */
69