Subversion Repositories Kolibri OS

#include 

#include 

struct tm __buffertime;

struct tm * localtime (const time_t * timer)

/* non-standard!  ignore parameter and return just time now */

{

	int kos_date, kos_time;

	kos_date = _ksys_get_date();

	kos_time = _ksys_get_system_clock();

	__buffertime.tm_mday = kos_date >> 16;

	__buffertime.tm_mon = ((kos_date & 0xFF00) >> 8) -1;

	__buffertime.tm_year = kos_date >> 16 + 100;

	__buffertime.tm_wday = __buffertime.tm_yday = __buffertime.tm_isdst = -1; /* temporary */

	__buffertime.tm_sec = kos_time >> 16;

	__buffertime.tm_min = (kos_time & 0xFF00) >> 8;

	__buffertime.tm_hour = kos_time & 0xFF;

	return &__buffertime;

}

time_t time (time_t* timer)

{

	time_t t = mktime(localtime(0));

	if (timer) *timer = t;

	return t;

}

time_t mktime (struct tm * timeptr)

{

	int y, m, d;

	time_t 	t;

	y = timeptr->tm_year + 1900;

	m = timeptr->tm_mon + 1;

	d = timeptr->tm_mday; /* to -1 or not to -1? */

	if (m < 3) { m += 12; y -= 1; }

	t = y * 365 + y / 4 + y /400 - y / 100; /* years - > days */

	t += 30 * m + 3 * (m + 1) / 5 + d;		/* add month days */

	t -= 719561;  /* 01 jan 1970 */

	t *= 86400;

	t += 3600 * timeptr->tm_hour + 60 * timeptr->tm_min + timeptr->tm_sec;

	return t;

}

double difftime (time_t end, time_t beginning)

{

	return end - beginning;

}