2 /* $KAME: timer.h,v 1.5 2002/05/31 13:30:38 jinmei Exp $ */
5 * Copyright (C) 1998 WIDE Project.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
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.
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
34 #define TIMEVAL_LT(a, b) \
35 (((a)->tv_sec < (b)->tv_sec) || \
36 (((a)->tv_sec == (b)->tv_sec) && \
37 ((a)->tv_usec < (b)->tv_usec)))
40 #define TIMEVAL_LEQ(a, b) \
41 (((a)->tv_sec < (b)->tv_sec) || \
42 (((a)->tv_sec == (b)->tv_sec) && \
43 ((a)->tv_usec <= (b)->tv_usec)))
45 #define TIMEVAL_EQUAL(a,b) \
46 (((a)->tv_sec == (b)->tv_sec) && \
47 ((a)->tv_usec == (b)->tv_usec))
49 extern TAILQ_HEAD(rtadvd_timer_head_t, rtadvd_timer) ra_timer;
51 TAILQ_ENTRY(rtadvd_timer) rat_next;
53 struct rainfo *rat_rai;
54 struct timeval rat_tm;
55 struct rtadvd_timer *(*rat_expire)(void *);
56 void *rat_expire_data;
57 void (*rat_update)(void *, struct timeval *);
58 void *rat_update_data;
61 void rtadvd_timer_init(void);
62 struct rtadvd_timer *rtadvd_add_timer(struct rtadvd_timer *(*)(void *),
63 void (*)(void *, struct timeval *), void *, void *);
64 void rtadvd_set_timer(struct timeval *,
65 struct rtadvd_timer *);
66 void rtadvd_remove_timer(struct rtadvd_timer *);
67 struct timeval *rtadvd_check_timer(void);
68 struct timeval *rtadvd_timer_rest(struct rtadvd_timer *);
69 void TIMEVAL_ADD(struct timeval *, struct timeval *,
71 void TIMEVAL_SUB(struct timeval *, struct timeval *,