1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 2021 Netflix, Inc. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 */ 27 28 #ifndef _SYS_SYS__CLOCK_ID_H 29 #define _SYS_SYS__CLOCK_ID_H 30 31 /* 32 * These macros are shared between time.h and sys/time.h. 33 */ 34 35 /* 36 * Note: The values shown below as a comment for the __POSIX_VISIBLE values are 37 * the ones FreeBSD traditionally used based on our reading of the POSIX 38 * standards. However, glibc uses 199309 for all of them, even those many were 39 * not defined there. To remain bug compatible with glibc means more software 40 * that relied on the glibc behavior will compile easily on FreeBSD. 41 * 42 * Also, CLOCK_UPTIME_FAST is improperly visible temporarily for the lang/pocl 43 * port until it can be updated properly. It incorrectly assumes that this was a 44 * standard value. It will be moved back to the __BSD_VISIBLE section once the 45 * issue is corrected. 46 */ 47 48 #if __POSIX_VISIBLE >= 199309 /* 199506 */ 49 #define CLOCK_REALTIME 0 50 #endif /* __POSIX_VISIBLE >= 199309 */ 51 #ifdef __BSD_VISIBLE 52 #define CLOCK_VIRTUAL 1 53 #define CLOCK_PROF 2 54 #endif /* __BSD_VISIBLE */ 55 #if __POSIX_VISIBLE >= 199309 /* 200112 */ 56 #define CLOCK_MONOTONIC 4 57 #define CLOCK_UPTIME_FAST 8 58 #endif /* __POSIX_VISIBLE >= 199309 */ 59 #ifdef __BSD_VISIBLE 60 /* 61 * FreeBSD-specific clocks. 62 */ 63 #define CLOCK_UPTIME 5 64 #define CLOCK_UPTIME_PRECISE 7 65 #define CLOCK_REALTIME_PRECISE 9 66 #define CLOCK_REALTIME_FAST 10 67 #define CLOCK_MONOTONIC_PRECISE 11 68 #define CLOCK_MONOTONIC_FAST 12 69 #define CLOCK_SECOND 13 70 #endif /* __BSD_VISIBLE */ 71 72 #if __POSIX_VISIBLE >= 199309 /* 200112 */ 73 #define CLOCK_THREAD_CPUTIME_ID 14 74 #define CLOCK_PROCESS_CPUTIME_ID 15 75 #endif /* __POSIX_VISIBLE >= 199309 */ 76 77 /* 78 * Linux compatible names. 79 */ 80 #if __BSD_VISIBLE 81 #define CLOCK_BOOTTIME CLOCK_MONOTONIC 82 #define CLOCK_REALTIME_COARSE CLOCK_REALTIME_FAST 83 #define CLOCK_MONOTONIC_COARSE CLOCK_MONOTONIC_FAST 84 #endif 85 86 #if __BSD_VISIBLE 87 #define TIMER_RELTIME 0x0 /* relative timer */ 88 #endif 89 #if __POSIX_VISIBLE >= 199309 90 #define TIMER_ABSTIME 0x1 /* absolute timer */ 91 #endif /* __POSIX_VISIBLE >= 199309 */ 92 93 #endif /* _SYS_SYS__CLOCK_ID_H */ 94