1/*-
2 * Copyright (c) 1982, 1986, 1993
3 *	The Regents of the University of California.  All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 * 4. Neither the name of the University nor the names of its contributors
14 *    may be used to endorse or promote products derived from this software
15 *    without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 *
29 *	@(#)time.h	8.5 (Berkeley) 5/4/95
30 * from: FreeBSD: src/sys/sys/time.h,v 1.43 2000/03/20 14:09:05 phk Exp
31 *	$FreeBSD$
32 */
33
34#ifndef _SYS_TIMESPEC_H_
35#define _SYS_TIMESPEC_H_
36
37#include <sys/cdefs.h>
38#include <sys/_timespec.h>
39
40#if __BSD_VISIBLE
41#define	TIMEVAL_TO_TIMESPEC(tv, ts)					\
42	do {								\
43		(ts)->tv_sec = (tv)->tv_sec;				\
44		(ts)->tv_nsec = (tv)->tv_usec * 1000;			\
45	} while (0)
46#define	TIMESPEC_TO_TIMEVAL(tv, ts)					\
47	do {								\
48		(tv)->tv_sec = (ts)->tv_sec;				\
49		(tv)->tv_usec = (ts)->tv_nsec / 1000;			\
50	} while (0)
51
52#endif /* __BSD_VISIBLE */
53
54/*
55 * Structure defined by POSIX.1b to be like a itimerval, but with
56 * timespecs. Used in the timer_*() system calls.
57 */
58struct itimerspec {
59	struct timespec  it_interval;
60	struct timespec  it_value;
61};
62
63#endif /* _SYS_TIMESPEC_H_ */
64