4.3BSD-Reno/include/protocols/rwhod.h

/*
 * Copyright (c) 1983 The Regents of the University of California.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms are permitted
 * provided that: (1) source distributions retain this entire copyright
 * notice and comment, and (2) distributions including binaries display
 * the following acknowledgement:  ``This product includes software
 * developed by the University of California, Berkeley and its contributors''
 * in the documentation or other materials provided with the distribution
 * and in all advertising materials mentioning features or use of this
 * software. Neither the name of the University nor the names of its
 * contributors may be used to endorse or promote products derived
 * from this software without specific prior written permission.
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 *
 *	@(#)rwhod.h	5.5 (Berkeley) 6/1/90
 */

/*
 * rwho protocol packet format.
 */
struct	outmp {
	char	out_line[8];		/* tty name */
	char	out_name[8];		/* user id */
	long	out_time;		/* time on */
};

struct	whod {
	char	wd_vers;		/* protocol version # */
	char	wd_type;		/* packet type, see below */
	char	wd_pad[2];
	int	wd_sendtime;		/* time stamp by sender */
	int	wd_recvtime;		/* time stamp applied by receiver */
	char	wd_hostname[32];	/* hosts's name */
	int	wd_loadav[3];		/* load average as in uptime */
	int	wd_boottime;		/* time system booted */
	struct	whoent {
		struct	outmp we_utmp;	/* active tty info */
		int	we_idle;	/* tty idle time */
	} wd_we[1024 / sizeof (struct whoent)];
};

#define	WHODVERSION	1
#define	WHODTYPE_STATUS	1		/* host status */

#define	_PATH_RWHODIR	"/var/rwho"