csu3_am335x/EVSE/GPL/plc-utils.LNX.2.1.20/source/tools/gettimeofday.c

/*====================================================================*
 *
 *   gettimeofday.c - get time of day for Windows;
 *
 *   A gettimeofday implementation for Microsoft Windows;
 *
 *   Public domain code, author "ponnada";
 *
 *--------------------------------------------------------------------*/

#ifndef GETTIMEOFDAY_SOURCE
#define GETTIMEOFDAY_SOURCE

#include <time.h>
#include <windows.h>
#include <sys/time.h>

int gettimeofday (struct timeval * tv, struct timezone * tz) 

{ 
	FILETIME ft; 
	unsigned __int64 tmpres = 0; 
	static int tzflag = 0; 
	if (NULL != tv) 
	{ 
		GetSystemTimeAsFileTime (& ft); 
		tmpres |= ft.dwHighDateTime; 
		tmpres <<= 32; 
		tmpres |= ft.dwLowDateTime; 
		tmpres /= 10; 
		tmpres -= DELTA_EPOCH_IN_MICROSECS; 
		tv->tv_sec = (long) (tmpres / 1000000UL); 
		tv->tv_usec = (long) (tmpres % 1000000UL); 
	} 
	if (NULL != tz) 
	{ 
		if (! tzflag) 
		{ 
			_tzset (); 
			tzflag++; 
		} 
		tz->tz_minuteswest = _timezone / 60; 
		tz->tz_dsttime = _daylight; 
	} 
	return (0); 
} 

#endif