AlkantarClanX12
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/*
+----------------------------------------------------------------------+
| Copyright (c) The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 3.01 of the PHP license, |
| that is bundled with this package in the file LICENSE, and is |
| available through the world-wide-web at the following url: |
| https://www.php.net/license/3_01.txt |
| If you did not receive a copy of the PHP license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| license@php.net so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Author: Niklas Keller <kelunik@php.net> |
| Author: Anatol Belski <ab@php.net> |
+----------------------------------------------------------------------+
*/
#ifndef ZEND_HRTIME_H
#define ZEND_HRTIME_H
#include "zend_portability.h"
#include "zend_types.h"
#ifdef HAVE_UNISTD_H
# include <unistd.h>
#endif
#ifndef PHP_WIN32
# include <time.h>
#endif
/* This file reuses code parts from the cross-platform timer library
Public Domain - 2011 Mattias Jansson / Rampant Pixels */
#define ZEND_HRTIME_PLATFORM_POSIX 0
#define ZEND_HRTIME_PLATFORM_WINDOWS 0
#define ZEND_HRTIME_PLATFORM_APPLE 0
#define ZEND_HRTIME_PLATFORM_HPUX 0
#define ZEND_HRTIME_PLATFORM_AIX 0
#if defined(_POSIX_TIMERS) && ((_POSIX_TIMERS > 0) || defined(__OpenBSD__)) && defined(_POSIX_MONOTONIC_CLOCK) && defined(CLOCK_MONOTONIC)
# undef ZEND_HRTIME_PLATFORM_POSIX
# define ZEND_HRTIME_PLATFORM_POSIX 1
#elif defined(_WIN32) || defined(_WIN64)
# undef ZEND_HRTIME_PLATFORM_WINDOWS
# define ZEND_HRTIME_PLATFORM_WINDOWS 1
#elif defined(__APPLE__)
# undef ZEND_HRTIME_PLATFORM_APPLE
# define ZEND_HRTIME_PLATFORM_APPLE 1
#elif (defined(__hpux) || defined(hpux)) || ((defined(__sun__) || defined(__sun) || defined(sun)) && (defined(__SVR4) || defined(__svr4__)))
# undef ZEND_HRTIME_PLATFORM_HPUX
# define ZEND_HRTIME_PLATFORM_HPUX 1
#elif defined(_AIX)
# undef ZEND_HRTIME_PLATFORM_AIX
# define ZEND_HRTIME_PLATFORM_AIX 1
#endif
#define ZEND_HRTIME_AVAILABLE (ZEND_HRTIME_PLATFORM_POSIX || ZEND_HRTIME_PLATFORM_WINDOWS || ZEND_HRTIME_PLATFORM_APPLE || ZEND_HRTIME_PLATFORM_HPUX || ZEND_HRTIME_PLATFORM_AIX)
BEGIN_EXTERN_C()
#if ZEND_HRTIME_PLATFORM_WINDOWS
ZEND_API extern double zend_hrtime_timer_scale;
#elif ZEND_HRTIME_PLATFORM_APPLE
# include <mach/mach_time.h>
# include <string.h>
ZEND_API extern mach_timebase_info_data_t zend_hrtime_timerlib_info;
#endif
#define ZEND_NANO_IN_SEC UINT64_C(1000000000)
typedef uint64_t zend_hrtime_t;
void zend_startup_hrtime(void);
static zend_always_inline zend_hrtime_t zend_hrtime(void)
{
#if ZEND_HRTIME_PLATFORM_WINDOWS
LARGE_INTEGER lt = {0};
QueryPerformanceCounter(<);
return (zend_hrtime_t)((zend_hrtime_t)lt.QuadPart * zend_hrtime_timer_scale);
#elif ZEND_HRTIME_PLATFORM_APPLE
return (zend_hrtime_t)mach_absolute_time() * zend_hrtime_timerlib_info.numer / zend_hrtime_timerlib_info.denom;
#elif ZEND_HRTIME_PLATFORM_POSIX
struct timespec ts = { .tv_sec = 0, .tv_nsec = 0 };
if (EXPECTED(0 == clock_gettime(CLOCK_MONOTONIC, &ts))) {
return ((zend_hrtime_t) ts.tv_sec * (zend_hrtime_t)ZEND_NANO_IN_SEC) + ts.tv_nsec;
}
return 0;
#elif ZEND_HRTIME_PLATFORM_HPUX
return (zend_hrtime_t) gethrtime();
#elif ZEND_HRTIME_PLATFORM_AIX
timebasestruct_t t;
read_wall_time(&t, TIMEBASE_SZ);
time_base_to_time(&t, TIMEBASE_SZ);
return (zend_hrtime_t) t.tb_high * (zend_hrtime_t)NANO_IN_SEC + t.tb_low;
#else
return 0;
#endif
}
END_EXTERN_C()
#endif /* ZEND_HRTIME_H */