/usr/include/newlib/sys/time.h is in libnewlib-dev 2.4.0.20160527-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 | /* time.h -- An implementation of the standard Unix <sys/time.h> file.
Written by Geoffrey Noer <noer@cygnus.com>
Public domain; no rights reserved. */
/*-
* 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.
* 4. 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.
*
* @(#)time.h 8.5 (Berkeley) 5/4/95
* $FreeBSD$
*/
#ifndef _SYS_TIME_H_
#define _SYS_TIME_H_
#include <_ansi.h>
#include <sys/cdefs.h>
#include <sys/_timeval.h>
#include <sys/types.h>
#include <sys/timespec.h>
#if __BSD_VISIBLE || __POSIX_VISIBLE >= 200112 || __XSI_VISIBLE
#include <sys/select.h>
#endif
struct timezone {
int tz_minuteswest; /* minutes west of Greenwich */
int tz_dsttime; /* type of dst correction */
};
#define DST_NONE 0 /* not on dst */
#define DST_USA 1 /* USA style dst */
#define DST_AUST 2 /* Australian style dst */
#define DST_WET 3 /* Western European dst */
#define DST_MET 4 /* Middle European dst */
#define DST_EET 5 /* Eastern European dst */
#define DST_CAN 6 /* Canada */
#if __BSD_VISIBLE
struct bintime {
time_t sec;
uint64_t frac;
};
static __inline void
bintime_addx(struct bintime *_bt, uint64_t _x)
{
uint64_t _u;
_u = _bt->frac;
_bt->frac += _x;
if (_u > _bt->frac)
_bt->sec++;
}
static __inline void
bintime_add(struct bintime *_bt, const struct bintime *_bt2)
{
uint64_t _u;
_u = _bt->frac;
_bt->frac += _bt2->frac;
if (_u > _bt->frac)
_bt->sec++;
_bt->sec += _bt2->sec;
}
static __inline void
bintime_sub(struct bintime *_bt, const struct bintime *_bt2)
{
uint64_t _u;
_u = _bt->frac;
_bt->frac -= _bt2->frac;
if (_u < _bt->frac)
_bt->sec--;
_bt->sec -= _bt2->sec;
}
static __inline void
bintime_mul(struct bintime *_bt, u_int _x)
{
uint64_t _p1, _p2;
_p1 = (_bt->frac & 0xffffffffull) * _x;
_p2 = (_bt->frac >> 32) * _x + (_p1 >> 32);
_bt->sec *= _x;
_bt->sec += (_p2 >> 32);
_bt->frac = (_p2 << 32) | (_p1 & 0xffffffffull);
}
static __inline void
bintime_shift(struct bintime *_bt, int _exp)
{
if (_exp > 0) {
_bt->sec <<= _exp;
_bt->sec |= _bt->frac >> (64 - _exp);
_bt->frac <<= _exp;
} else if (_exp < 0) {
_bt->frac >>= -_exp;
_bt->frac |= (uint64_t)_bt->sec << (64 + _exp);
_bt->sec >>= -_exp;
}
}
#define bintime_clear(a) ((a)->sec = (a)->frac = 0)
#define bintime_isset(a) ((a)->sec || (a)->frac)
#define bintime_cmp(a, b, cmp) \
(((a)->sec == (b)->sec) ? \
((a)->frac cmp (b)->frac) : \
((a)->sec cmp (b)->sec))
#define SBT_1S ((sbintime_t)1 << 32)
#define SBT_1M (SBT_1S * 60)
#define SBT_1MS (SBT_1S / 1000)
#define SBT_1US (SBT_1S / 1000000)
#define SBT_1NS (SBT_1S / 1000000000)
#define SBT_MAX 0x7fffffffffffffffLL
static __inline int
sbintime_getsec(sbintime_t _sbt)
{
return (_sbt >> 32);
}
static __inline sbintime_t
bttosbt(const struct bintime _bt)
{
return (((sbintime_t)_bt.sec << 32) + (_bt.frac >> 32));
}
static __inline struct bintime
sbttobt(sbintime_t _sbt)
{
struct bintime _bt;
_bt.sec = _sbt >> 32;
_bt.frac = _sbt << 32;
return (_bt);
}
/*-
* Background information:
*
* When converting between timestamps on parallel timescales of differing
* resolutions it is historical and scientific practice to round down rather
* than doing 4/5 rounding.
*
* The date changes at midnight, not at noon.
*
* Even at 15:59:59.999999999 it's not four'o'clock.
*
* time_second ticks after N.999999999 not after N.4999999999
*/
static __inline void
bintime2timespec(const struct bintime *_bt, struct timespec *_ts)
{
_ts->tv_sec = _bt->sec;
_ts->tv_nsec = ((uint64_t)1000000000 *
(uint32_t)(_bt->frac >> 32)) >> 32;
}
static __inline void
timespec2bintime(const struct timespec *_ts, struct bintime *_bt)
{
_bt->sec = _ts->tv_sec;
/* 18446744073 = int(2^64 / 1000000000) */
_bt->frac = _ts->tv_nsec * (uint64_t)18446744073LL;
}
static __inline void
bintime2timeval(const struct bintime *_bt, struct timeval *_tv)
{
_tv->tv_sec = _bt->sec;
_tv->tv_usec = ((uint64_t)1000000 * (uint32_t)(_bt->frac >> 32)) >> 32;
}
static __inline void
timeval2bintime(const struct timeval *_tv, struct bintime *_bt)
{
_bt->sec = _tv->tv_sec;
/* 18446744073709 = int(2^64 / 1000000) */
_bt->frac = _tv->tv_usec * (uint64_t)18446744073709LL;
}
static __inline struct timespec
sbttots(sbintime_t _sbt)
{
struct timespec _ts;
_ts.tv_sec = _sbt >> 32;
_ts.tv_nsec = ((uint64_t)1000000000 * (uint32_t)_sbt) >> 32;
return (_ts);
}
static __inline sbintime_t
tstosbt(struct timespec _ts)
{
return (((sbintime_t)_ts.tv_sec << 32) +
(_ts.tv_nsec * (((uint64_t)1 << 63) / 500000000) >> 32));
}
static __inline struct timeval
sbttotv(sbintime_t _sbt)
{
struct timeval _tv;
_tv.tv_sec = _sbt >> 32;
_tv.tv_usec = ((uint64_t)1000000 * (uint32_t)_sbt) >> 32;
return (_tv);
}
static __inline sbintime_t
tvtosbt(struct timeval _tv)
{
return (((sbintime_t)_tv.tv_sec << 32) +
(_tv.tv_usec * (((uint64_t)1 << 63) / 500000) >> 32));
}
#endif /* __BSD_VISIBLE */
/*
* Names of the interval timers, and structure
* defining a timer setting.
*/
#define ITIMER_REAL 0
#define ITIMER_VIRTUAL 1
#define ITIMER_PROF 2
struct itimerval {
struct timeval it_interval; /* timer interval */
struct timeval it_value; /* current value */
};
#ifndef _KERNEL
#include <time.h>
__BEGIN_DECLS
int _EXFUN(utimes, (const char *__path, const struct timeval *__tvp));
#if __BSD_VISIBLE
int _EXFUN(adjtime, (const struct timeval *, struct timeval *));
int _EXFUN(futimes, (int, const struct timeval *));
int _EXFUN(lutimes, (const char *, const struct timeval *));
int _EXFUN(settimeofday, (const struct timeval *, const struct timezone *));
#endif
#if __MISC_VISIBLE || __XSI_VISIBLE
int _EXFUN(getitimer, (int __which, struct itimerval *__value));
int _EXFUN(setitimer, (int __which, const struct itimerval *__restrict __value,
struct itimerval *__restrict __ovalue));
int _EXFUN(gettimeofday, (struct timeval *__restrict __p,
void *__restrict __tz));
#endif
#if __GNU_VISIBLE
int _EXFUN(futimesat, (int, const char *, const struct timeval [2]));
#endif
#ifdef _COMPILING_NEWLIB
int _EXFUN(_gettimeofday, (struct timeval *__p, void *__tz));
#endif
__END_DECLS
#endif /* !_KERNEL */
#include <machine/_time.h>
#endif /* !_SYS_TIME_H_ */
|