osfmk/kern/clock.c

235 	uint64_t		now;
241 	now = mach_absolute_time();
250 		 * If the delta has not yet passed, now is set to the start
255 		if (now > clock_calend.adjstart) {
256 			t32 = (uint32_t)(now - clock_calend.adjstart);
259 				now -= clock_calend.adjoffset;
261 				now = clock_calend.adjstart;
265 	now += clock_calend.offset;
267 	absolutetime_to_microtime(now, secs, microsecs);
290 	uint64_t		now;
296 	now = mach_absolute_time();
301 		if (now > clock_calend.adjstart) {
302 			t32 = (uint32_t)(now - clock_calend.adjstart);
305 				now -= clock_calend.adjoffset;
307 				now = clock_calend.adjstart;
311 	now += clock_calend.offset;
313 	absolutetime_to_microtime(now, secs, nanosecs);
339 	uint64_t		now;
345 	now = mach_absolute_time();
348 		clock_gettimeofday_set_commpage(now, clock_calend.epoch, clock_calend.offset, secs, microsecs);
353 		if (now > clock_calend.adjstart) {
354 			t32 = (uint32_t)(now - clock_calend.adjstart);
357 				now -= clock_calend.adjoffset;
359 				now = clock_calend.adjstart;
362 		now += clock_calend.offset;
364 		absolutetime_to_microtime(now, secs, microsecs);
566 	uint64_t		now, t64;
583 	now = mach_absolute_time();
632 			clock_calend.adjstart = now;
707 	uint64_t		now, t64;
713 	now = mach_absolute_time();
741 				clock_calend.adjstart = now;
806 	uint64_t		now = mach_absolute_time();
808 	if (now >= deadline)
811 	_clock_delay_until_deadline(deadline - now, deadline);
928 	uint64_t		now;
954 	now = mach_absolute_time();
959 		if (now > stable.calend.adjstart) {
960 			t32 = (uint32_t)(now - stable.calend.adjstart);
963 				now -= stable.calend.adjoffset;
965 				now = stable.calend.adjstart;
969 	now += stable.calend.offset;
971 	absolutetime_to_microtime(now, secs, nanosecs);