1272343Sngie/*-
2272343Sngie * SPDX-License-Identifier: BSD-3-Clause
3272343Sngie *
4272343Sngie * Copyright (c) 1982, 1986, 1993
5272343Sngie *	The Regents of the University of California.  All rights reserved.
6272343Sngie *
7272343Sngie * Redistribution and use in source and binary forms, with or without
8272343Sngie * modification, are permitted provided that the following conditions
9272343Sngie * are met:
10272343Sngie * 1. Redistributions of source code must retain the above copyright
11272343Sngie *    notice, this list of conditions and the following disclaimer.
12272343Sngie * 2. Redistributions in binary form must reproduce the above copyright
13272343Sngie *    notice, this list of conditions and the following disclaimer in the
14272343Sngie *    documentation and/or other materials provided with the distribution.
15272343Sngie * 3. Neither the name of the University nor the names of its contributors
16272343Sngie *    may be used to endorse or promote products derived from this software
17272343Sngie *    without specific prior written permission.
18272343Sngie *
19272343Sngie * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20272343Sngie * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21272343Sngie * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22272343Sngie * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23272343Sngie * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24272343Sngie * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25272343Sngie * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26272343Sngie * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27272343Sngie * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28272343Sngie * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29272343Sngie * SUCH DAMAGE.
30272343Sngie */
31272343Sngie
32272343Sngie#ifndef _SYS_TIMESPEC_H_
33272343Sngie#define _SYS_TIMESPEC_H_
34272343Sngie
35272343Sngie#include <sys/cdefs.h>
36272343Sngie#include <sys/_timespec.h>
37272343Sngie
38272343Sngie#if __BSD_VISIBLE
39272343Sngie#define	TIMEVAL_TO_TIMESPEC(tv, ts)					\
40272343Sngie	do {								\
41		(ts)->tv_sec = (tv)->tv_sec;				\
42		(ts)->tv_nsec = (tv)->tv_usec * 1000;			\
43	} while (0)
44#define	TIMESPEC_TO_TIMEVAL(tv, ts)					\
45	do {								\
46		(tv)->tv_sec = (ts)->tv_sec;				\
47		(tv)->tv_usec = (ts)->tv_nsec / 1000;			\
48	} while (0)
49
50#endif /* __BSD_VISIBLE */
51
52/*
53 * Structure defined by POSIX.1b to be like a itimerval, but with
54 * timespecs. Used in the timer_*() system calls.
55 */
56struct itimerspec {
57	struct timespec  it_interval;
58	struct timespec  it_value;
59};
60
61#endif /* _SYS_TIMESPEC_H_ */
62