4 timer_start(timedelta_t *timer)  in timer_start()  argument
8 	GetSystemTimeAsFileTime(&timer->ft0);  in timer_start()
11 		timer->clock_id = CLOCK_REALTIME;  in timer_start()
13 		timer->clock_id = CLOCK_MONOTONIC;  in timer_start()
14 	clock_gettime(timer->clock_id, &timer->ts0);  in timer_start()
16 	gettimeofday(&timer->tv0, NULL);  in timer_start()
21 timer_stop(timedelta_t *timer)  in timer_stop()  argument
25 	GetSystemTimeAsFileTime(&timer->ft0);  in timer_stop()
27 	clock_gettime(timer->clock_id, &timer->ts1);  in timer_stop()
29 	gettimeofday(&timer->tv1, NULL);  in timer_stop()
34 timer_usec(const timedelta_t *timer)  in timer_usec()  argument
39 	t0 = (((uint64_t)timer->ft0.dwHighDateTime) << 32) |  in timer_usec()
40 	    timer->ft0.dwLowDateTime;  in timer_usec()
41 	t1 = (((uint64_t)timer->ft1.dwHighDateTime) << 32) |  in timer_usec()
42 	    timer->ft1.dwLowDateTime;  in timer_usec()
45 	return (((timer->ts1.tv_sec - timer->ts0.tv_sec) * 1000000) +  in timer_usec()
46 	    (timer->ts1.tv_nsec - timer->ts0.tv_nsec) / 1000);  in timer_usec()
48 	return (((timer->tv1.tv_sec - timer->tv0.tv_sec) * 1000000) +  in timer_usec()
49 	    timer->tv1.tv_usec - timer->tv0.tv_usec);  in timer_usec()