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/**
* Copyright: public domain
*/
#pragma once
/**
* gettimeofday() for Win32 from
* http://stackoverflow.com/questions/10905892/equivalent-of-gettimeday-for-windows
*/
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#include <stdint.h> // portable: uint64_t MSVC: __int64
static int gettimeofday(struct timeval *tp, struct timezone *tzp) {
// Note: some broken versions only have 8 trailing zero's, the correct
// epoch has 9 trailing zero's This magic number is the number of 100
// nanosecond intervals since January 1, 1601 (UTC) until 00:00:00
// January 1, 1970
static const uint64_t EPOCH = ((uint64_t)116444736000000000ULL);
SYSTEMTIME system_time;
FILETIME file_time;
uint64_t time;
GetSystemTime(&system_time);
SystemTimeToFileTime(&system_time, &file_time);
time = ((uint64_t)file_time.dwLowDateTime);
time += ((uint64_t)file_time.dwHighDateTime) << 32;
tp->tv_sec = (long)((time - EPOCH) / 10000000L);
tp->tv_usec = (long)(system_time.wMilliseconds * 1000);
return 0;
}
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