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#define	SSBUFLEN	1024
34
35#define TS_CMP(tsp, usp, cmp)						\
36	(((tsp)->tv_sec == (usp)->tv_sec) ?				\
37	    ((tsp)->tv_nsec cmp (usp)->tv_nsec) :			\
38	    ((tsp)->tv_sec cmp (usp)->tv_sec))
39#define TS_ADD(tsp, usp, vsp)						\
40	do {								\
41		(vsp)->tv_sec = (tsp)->tv_sec + (usp)->tv_sec;		\
42		(vsp)->tv_nsec = (tsp)->tv_nsec + (usp)->tv_nsec;	\
43		if ((vsp)->tv_nsec >= 1000000000L) {			\
44			(vsp)->tv_sec++;				\
45			(vsp)->tv_nsec -= 1000000000L;			\
46		}							\
47	} while (0)
48#define TS_SUB(tsp, usp, vsp)						\
49	do {								\
50		(vsp)->tv_sec = (tsp)->tv_sec - (usp)->tv_sec;		\
51		(vsp)->tv_nsec = (tsp)->tv_nsec - (usp)->tv_nsec;	\
52		if ((vsp)->tv_nsec < 0) {				\
53			(vsp)->tv_sec--;				\
54			(vsp)->tv_nsec += 1000000000L;			\
55		}							\
56	} while (0)
57
58struct timespec *rtadvd_timer_rest(struct rtadvd_timer *);
59char		*sec2str(uint32_t, char *buf);
60