/**
******************************************************************************
* @brief get the current time of the clock.
* @param[in] clock_id : clock ID (always CLOCK_REALTIME)
*
* @param[out] tp : where to store current time
* @retval 0 (OK), or -1 (ERROR) if clock_id is invalid or tp is NULL.
*
* @details
* This routine gets the current value tp for the clock.
* @note
******************************************************************************
*/
extern int
clock_gettime(int clock_id,
struct timespec * tp
)
{
uint32_t diffTicks; /* system clock tick count */
clockLibInit();
if (clock_id != CLOCK_REALTIME)
{
return (ERROR);
}
if (tp == NULL)
{
return (ERROR);
}
diffTicks = tickGet() - _clockRealtime.tickBase;
TV_CONVERT_TO_SEC(*tp, diffTicks);
TV_ADD(*tp, _clockRealtime.timeBase);
return (OK);
}
extern int32_t clock_gettime
(
int32_t clock_id, /* clock ID (always CLOCK_REALTIME) */
struct timespec * tp /* where to store current time */
)
{
uint32_t diffTicks; /* system clock tick count */
clockLibInit ();
if (clock_id != CLOCK_REALTIME) {
return (ERROR);
}
if (tp == NULL) {
return (ERROR);
}
diffTicks = OSTimeGet() - _clockRealtime.tickBase;
TV_CONVERT_TO_SEC(*tp, diffTicks);
TV_ADD (*tp, _clockRealtime.timeBase);
return (OK);
}
int clock_gettime(
clockid_t id,
struct timespec *tp
)
{
int ret;
u_int64_t diff;
if (id != CLOCK_REALTIME)
{
errnoSet(EINVAL);
ret = ERROR;
}
else
{
if (tp == NULL)
{
errnoSet(EINVAL);
ret = ERROR;
}
else
{
diff = tick64Get() - _clockRealtime.tickBase;
TV_CONVERT_TO_SEC(*tp, diff);
TV_ADD(*tp, _clockRealtime.timeBase);
ret = OK;
}
}
return ret;
}
PRIVATE void get_prof_time(struct timeval *tvp)
{
#if defined( ITIMER_PROF ) && ! defined( NO_ITIMER_PROF )
struct rusage ru ;
(void) getrusage( RUSAGE_SELF, &ru ) ;
TV_ADD( *tvp, ru.ru_utime, ru.ru_stime ) ;
#endif
}
