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Diffstat (limited to 'sys/sys/_time.h')
| -rw-r--r-- | sys/sys/_time.h | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/sys/sys/_time.h b/sys/sys/_time.h new file mode 100644 index 0000000..a8ac94e --- /dev/null +++ b/sys/sys/_time.h @@ -0,0 +1,64 @@ +/* $OpenBSD: _time.h,v 1.9 2017/12/18 05:51:53 cheloha Exp $ */ + +/* + * Copyright (c) 1982, 1986, 1993 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#ifndef _SYS__TIME_H_ +#define _SYS__TIME_H_ + +#define CLOCK_REALTIME 0 +#define CLOCK_PROCESS_CPUTIME_ID 2 +#define CLOCK_MONOTONIC 3 +#define CLOCK_THREAD_CPUTIME_ID 4 +#define CLOCK_UPTIME 5 +#define CLOCK_BOOTTIME 6 + +#if __BSD_VISIBLE +/* + * Per-process and per-thread clocks encode the PID or TID into the + * high bits, with the type in the bottom bits + */ +#define __CLOCK_ENCODE(type,id) ((type) | ((id) << 12)) +#define __CLOCK_TYPE(c) ((c) & 0xfff) +#define __CLOCK_PTID(c) (((c) >> 12) & 0xfffff) +#endif + +/* + * Structure defined by POSIX 1003.1b to be like a itimerval, + * but with timespecs. Used in the timer_*() system calls. + */ +struct itimerspec { + struct timespec it_interval; /* timer interval */ + struct timespec it_value; /* timer expiration */ +}; + +#define TIMER_RELTIME 0x0 /* relative timer */ +#define TIMER_ABSTIME 0x1 /* absolute timer */ + +#endif /* !_SYS__TIME_H_ */ |