mupdf-rtt/fitz/base_time.c

#ifdef _WIN32

#include <time.h>
#ifndef METRO
#include <winsock2.h>
#endif
#include <windows.h>

#if defined(_MSC_VER) || defined(_MSC_EXTENSIONS)
#define DELTA_EPOCH_IN_MICROSECS 11644473600000000Ui64
#else
#define DELTA_EPOCH_IN_MICROSECS 11644473600000000ULL
#endif

struct timeval;

int gettimeofday(struct timeval *tv, struct timezone *tz)
{
	FILETIME ft;
	unsigned __int64 tmpres = 0;

	if (tv)
	{
		GetSystemTimeAsFileTime(&ft);

		tmpres |= ft.dwHighDateTime;
		tmpres <<= 32;
		tmpres |= ft.dwLowDateTime;

		tmpres /= 10; /*convert into microseconds*/
		/*converting file time to unix epoch*/
		tmpres -= DELTA_EPOCH_IN_MICROSECS;
		tv->tv_sec = (long)(tmpres / 1000000UL);
		tv->tv_usec = (long)(tmpres % 1000000UL);
	}

	return 0;
}

#else

void fz_gettimeofday_dummy() { }

#endif