xref: /freebsd/usr.sbin/rtadvd/timer.h (revision 9005607c8fa7317a759f1fc16cae4738f9a2fbb3)
1 /*	$FreeBSD$	*/
2 /*	$KAME: timer.h,v 1.5 2002/05/31 13:30:38 jinmei Exp $	*/
3 
4 /*
5  * Copyright (C) 1998 WIDE Project.
6  * All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  * 3. Neither the name of the project nor the names of its contributors
17  *    may be used to endorse or promote products derived from this software
18  *    without specific prior written permission.
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23  * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
24  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30  * SUCH DAMAGE.
31  */
32 
33 extern TAILQ_HEAD(rtadvd_timer_head_t, rtadvd_timer) ra_timer;
34 struct rtadvd_timer {
35 	TAILQ_ENTRY(rtadvd_timer)	rat_next;
36 
37 	struct rainfo	*rat_rai;
38 	struct timeval	rat_tm;
39 	struct rtadvd_timer *(*rat_expire)(void *);
40 	void	*rat_expire_data;
41 	void	(*rat_update)(void *, struct timeval *);
42 	void	*rat_update_data;
43 };
44 
45 void			rtadvd_timer_init(void);
46 void			rtadvd_update_timeout_handler(void);
47 struct rtadvd_timer	*rtadvd_add_timer(struct rtadvd_timer *(*)(void *),
48 			    void (*)(void *, struct timeval *), void *, void *);
49 void			rtadvd_set_timer(struct timeval *,
50 			    struct rtadvd_timer *);
51 void			rtadvd_remove_timer(struct rtadvd_timer *);
52 struct timeval		*rtadvd_check_timer(void);
53