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80 lines
1.5 KiB
80 lines
1.5 KiB
/**
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* Author......: See docs/credits.txt
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* License.....: MIT
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*/
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#include "common.h"
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#include "types.h"
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#include "timer.h"
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#if defined (_WIN)
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inline void hc_timer_set (hc_timer_t *a)
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{
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QueryPerformanceCounter (a);
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}
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inline double hc_timer_get (hc_timer_t a)
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{
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hc_timer_t hr_freq;
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QueryPerformanceFrequency (&hr_freq);
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hc_timer_t hr_tmp;
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hc_timer_set (&hr_tmp);
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double r = ((double) hr_tmp.QuadPart - (double) a.QuadPart) / ((double) hr_freq.QuadPart / 1000);
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return r;
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}
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#else
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inline void hc_timer_set (hc_timer_t* a)
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{
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#if defined(__APPLE__) && defined(MISSING_CLOCK_GETTIME)
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// taken from proxmark3/client/util_posix
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static uint64_t clock_start_time = 0;
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static mach_timebase_info_data_t timebase_info = {0, 0};
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uint64_t now = mach_absolute_time();
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if (clock_start_time == 0)
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{
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mach_timebase_info(&timebase_info);
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clock_start_time = now;
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}
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now = (uint64_t)((double)(now - clock_start_time) * (double)timebase_info.numer / (double)timebase_info.denom);
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a->tv_sec = now / 1000000000;
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a->tv_nsec = now % 1000000000;
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#else
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clock_gettime (CLOCK_MONOTONIC, a);
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#endif
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}
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inline double hc_timer_get (hc_timer_t a)
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{
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hc_timer_t hr_tmp;
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hc_timer_set (&hr_tmp);
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hc_timer_t s;
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s.tv_sec = hr_tmp.tv_sec - a.tv_sec;
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s.tv_nsec = hr_tmp.tv_nsec - a.tv_nsec;
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if (s.tv_nsec < 0)
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{
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s.tv_sec -= 1;
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s.tv_nsec += 1000000000;
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}
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double r = ((double) s.tv_sec * 1000) + ((double) s.tv_nsec / 1000000);
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return r;
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}
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#endif
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