1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate */ 22*0Sstevel@tonic-gate /* 23*0Sstevel@tonic-gate * Copyright 2005 Sun Microsystems, Inc. All rights reserved. 24*0Sstevel@tonic-gate * Use is subject to license terms. 25*0Sstevel@tonic-gate */ 26*0Sstevel@tonic-gate 27*0Sstevel@tonic-gate /* 28*0Sstevel@tonic-gate * Implementation-private. This header should not be included 29*0Sstevel@tonic-gate * directly by an application. The application should instead 30*0Sstevel@tonic-gate * include <time.h> which includes this header conditionally 31*0Sstevel@tonic-gate * depending on which feature test macros are defined. By default, 32*0Sstevel@tonic-gate * this header is included by <time.h>. X/Open and POSIX 33*0Sstevel@tonic-gate * standards requirements result in this header being included 34*0Sstevel@tonic-gate * by <time.h> only under a restricted set of conditions. 35*0Sstevel@tonic-gate */ 36*0Sstevel@tonic-gate 37*0Sstevel@tonic-gate #ifndef _SYS_TIME_IMPL_H 38*0Sstevel@tonic-gate #define _SYS_TIME_IMPL_H 39*0Sstevel@tonic-gate 40*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 41*0Sstevel@tonic-gate 42*0Sstevel@tonic-gate #include <sys/feature_tests.h> 43*0Sstevel@tonic-gate 44*0Sstevel@tonic-gate #ifdef __cplusplus 45*0Sstevel@tonic-gate extern "C" { 46*0Sstevel@tonic-gate #endif 47*0Sstevel@tonic-gate 48*0Sstevel@tonic-gate #ifndef _ASM 49*0Sstevel@tonic-gate 50*0Sstevel@tonic-gate #if !defined(_TIME_T) || __cplusplus >= 199711L 51*0Sstevel@tonic-gate #define _TIME_T 52*0Sstevel@tonic-gate typedef long time_t; /* time of day in seconds */ 53*0Sstevel@tonic-gate #endif /* _TIME_T */ 54*0Sstevel@tonic-gate 55*0Sstevel@tonic-gate /* 56*0Sstevel@tonic-gate * Time expressed in seconds and nanoseconds 57*0Sstevel@tonic-gate */ 58*0Sstevel@tonic-gate 59*0Sstevel@tonic-gate typedef struct timespec { /* definition per POSIX.4 */ 60*0Sstevel@tonic-gate time_t tv_sec; /* seconds */ 61*0Sstevel@tonic-gate long tv_nsec; /* and nanoseconds */ 62*0Sstevel@tonic-gate } timespec_t; 63*0Sstevel@tonic-gate 64*0Sstevel@tonic-gate #if defined(_SYSCALL32) 65*0Sstevel@tonic-gate 66*0Sstevel@tonic-gate #include <sys/types32.h> 67*0Sstevel@tonic-gate 68*0Sstevel@tonic-gate #define TIMESPEC32_TO_TIMESPEC(ts, ts32) { \ 69*0Sstevel@tonic-gate (ts)->tv_sec = (time_t)(ts32)->tv_sec; \ 70*0Sstevel@tonic-gate (ts)->tv_nsec = (ts32)->tv_nsec; \ 71*0Sstevel@tonic-gate } 72*0Sstevel@tonic-gate 73*0Sstevel@tonic-gate #define TIMESPEC_TO_TIMESPEC32(ts32, ts) { \ 74*0Sstevel@tonic-gate (ts32)->tv_sec = (time32_t)(ts)->tv_sec; \ 75*0Sstevel@tonic-gate (ts32)->tv_nsec = (ts)->tv_nsec; \ 76*0Sstevel@tonic-gate } 77*0Sstevel@tonic-gate 78*0Sstevel@tonic-gate #define TIMESPEC_OVERFLOW(ts) \ 79*0Sstevel@tonic-gate ((ts)->tv_sec < TIME32_MIN || (ts)->tv_sec > TIME32_MAX) 80*0Sstevel@tonic-gate 81*0Sstevel@tonic-gate #endif /* _SYSCALL32 */ 82*0Sstevel@tonic-gate 83*0Sstevel@tonic-gate typedef struct timespec timestruc_t; /* definition per SVr4 */ 84*0Sstevel@tonic-gate 85*0Sstevel@tonic-gate /* 86*0Sstevel@tonic-gate * The following has been left in for backward compatibility. Portable 87*0Sstevel@tonic-gate * applications should not use the structure name timestruc. 88*0Sstevel@tonic-gate */ 89*0Sstevel@tonic-gate 90*0Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) 91*0Sstevel@tonic-gate #define timestruc timespec /* structure name per SVr4 */ 92*0Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */ 93*0Sstevel@tonic-gate 94*0Sstevel@tonic-gate /* 95*0Sstevel@tonic-gate * Timer specification 96*0Sstevel@tonic-gate */ 97*0Sstevel@tonic-gate typedef struct itimerspec { /* definition per POSIX.4 */ 98*0Sstevel@tonic-gate struct timespec it_interval; /* timer period */ 99*0Sstevel@tonic-gate struct timespec it_value; /* timer expiration */ 100*0Sstevel@tonic-gate } itimerspec_t; 101*0Sstevel@tonic-gate 102*0Sstevel@tonic-gate #if defined(_SYSCALL32) 103*0Sstevel@tonic-gate 104*0Sstevel@tonic-gate #define ITIMERSPEC32_TO_ITIMERSPEC(it, it32) { \ 105*0Sstevel@tonic-gate TIMESPEC32_TO_TIMESPEC(&(it)->it_interval, &(it32)->it_interval); \ 106*0Sstevel@tonic-gate TIMESPEC32_TO_TIMESPEC(&(it)->it_value, &(it32)->it_value); \ 107*0Sstevel@tonic-gate } 108*0Sstevel@tonic-gate 109*0Sstevel@tonic-gate #define ITIMERSPEC_TO_ITIMERSPEC32(it32, it) { \ 110*0Sstevel@tonic-gate TIMESPEC_TO_TIMESPEC32(&(it32)->it_interval, &(it)->it_interval); \ 111*0Sstevel@tonic-gate TIMESPEC_TO_TIMESPEC32(&(it32)->it_value, &(it)->it_value); \ 112*0Sstevel@tonic-gate } 113*0Sstevel@tonic-gate 114*0Sstevel@tonic-gate #define ITIMERSPEC_OVERFLOW(it) \ 115*0Sstevel@tonic-gate (TIMESPEC_OVERFLOW(&(it)->it_interval) && \ 116*0Sstevel@tonic-gate TIMESPEC_OVERFLOW(&(it)->it_value)) 117*0Sstevel@tonic-gate 118*0Sstevel@tonic-gate #endif /* _SYSCALL32 */ 119*0Sstevel@tonic-gate 120*0Sstevel@tonic-gate #endif /* _ASM */ 121*0Sstevel@tonic-gate 122*0Sstevel@tonic-gate #define __CLOCK_REALTIME0 0 /* obsolete; same as CLOCK_REALTIME */ 123*0Sstevel@tonic-gate #define CLOCK_VIRTUAL 1 /* thread's user-level CPU clock */ 124*0Sstevel@tonic-gate #define CLOCK_THREAD_CPUTIME_ID 2 /* thread's user+system CPU clock */ 125*0Sstevel@tonic-gate #define CLOCK_REALTIME 3 /* wall clock */ 126*0Sstevel@tonic-gate #define CLOCK_MONOTONIC 4 /* high resolution monotonic clock */ 127*0Sstevel@tonic-gate #define CLOCK_PROCESS_CPUTIME_ID 5 /* process's user+system CPU clock */ 128*0Sstevel@tonic-gate #define CLOCK_HIGHRES CLOCK_MONOTONIC /* alternate name */ 129*0Sstevel@tonic-gate #define CLOCK_PROF CLOCK_THREAD_CPUTIME_ID /* alternate name */ 130*0Sstevel@tonic-gate 131*0Sstevel@tonic-gate #ifdef _KERNEL 132*0Sstevel@tonic-gate #define CLOCK_MAX 6 133*0Sstevel@tonic-gate #endif 134*0Sstevel@tonic-gate 135*0Sstevel@tonic-gate #define TIMER_RELTIME 0x0 /* set timer relative */ 136*0Sstevel@tonic-gate #define TIMER_ABSTIME 0x1 /* set timer absolute */ 137*0Sstevel@tonic-gate 138*0Sstevel@tonic-gate #ifdef __cplusplus 139*0Sstevel@tonic-gate } 140*0Sstevel@tonic-gate #endif 141*0Sstevel@tonic-gate 142*0Sstevel@tonic-gate #endif /* _SYS_TIME_IMPL_H */ 143