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// High_Res_Timer.cpp
// $Id$
#define ACE_BUILD_DLL
#include "ace/High_Res_Timer.h"
#if !defined (__ACE_INLINE__)
#include "ace/High_Res_Timer.i"
#endif /* __ACE_INLINE__ */
ACE_ALLOC_HOOK_DEFINE(ACE_High_Res_Timer)
double ACE_High_Res_Timer::global_scale_factor_ = 0;
void
ACE_High_Res_Timer::dump (void) const
{
ACE_TRACE ("ACE_High_Res_Timer::dump");
ACE_DEBUG ((LM_DEBUG, ACE_BEGIN_DUMP, this));
ACE_DEBUG ((LM_DEBUG, "\n"));
ACE_DEBUG ((LM_DEBUG, ACE_END_DUMP));
}
void
ACE_High_Res_Timer::reset (void)
{
ACE_TRACE ("ACE_High_Res_Timer::reset");
(void) ACE_OS::memset (&this->start_, 0, sizeof this->start_);
(void) ACE_OS::memset (&this->end_, 0, sizeof this->end_);
(void) ACE_OS::memset (&this->total_, 0, sizeof this->total_);
(void) ACE_OS::memset (&this->start_incr_, 0, sizeof this->start_incr_);
}
void
ACE_High_Res_Timer::elapsed_time (ACE_Time_Value &tv)
{
if (scale_factor_ > 0) {
tv.sec ((long) ((this->end_ - this->start_) / scale_factor_ / 1000) / 1000000);
tv.usec ((long) ((this->end_ - this->start_) / scale_factor_ / 1000) % 1000000);
} else {
tv.sec ((long) ((this->end_ - this->start_) / 1000) / 1000000);
tv.usec ((long) ((this->end_ - this->start_) / 1000) % 1000000);
}
}
#if defined (ACE_HAS_POSIX_TIME)
void
ACE_High_Res_Timer::elapsed_time (struct timespec &elapsed_time)
{
if (scale_factor_ > 0) {
elapsed_time.tv_sec = (time_t) ((this->end_ - this->start_) / scale_factor_ / 1000) / 1000000;
elapsed_time.tv_nsec = (long) ((this->end_ - this->start_) / scale_factor_ / 1000) % 1000000;
} else {
elapsed_time.tv_sec = (time_t) ((this->end_ - this->start_) / 1000) / 1000000;
elapsed_time.tv_nsec = (long) ((this->end_ - this->start_) / 1000) % 1000000;
}
}
#endif /* ACE_HAS_POSIX_TIME */
void
ACE_High_Res_Timer::elapsed_time_incr (ACE_Time_Value &tv)
{
if (scale_factor_ > 0) {
tv.sec ((long) (this->total_ / scale_factor_ / 1000) / 1000000);
tv.usec ((long) (this->total_ / scale_factor_ / 1000) % 1000000);
} else {
tv.sec ((long) (this->total_ / 1000) / 1000000);
tv.usec ((long) (this->total_ / 1000) % 1000000);
}
}
void
ACE_High_Res_Timer::print_ave (const char *str, const int count, ACE_HANDLE handle)
{
ACE_TRACE ("ACE_High_Res_Timer::print_ave");
ACE_hrtime_t total;
if (scale_factor_ > 0)
total = (ACE_hrtime_t) ((this->end_ - this->start_) / scale_factor_);
else
total = this->end_ - this->start_;
ACE_hrtime_t total_secs = total / 1000000000;
u_long extra_nsecs = (u_long) (total % 1000000000);
char buf[100];
if (count > 1)
{
ACE_hrtime_t avg_nsecs = total / count;
ACE_OS::sprintf (buf, " count = %d, total (secs %lld, usecs %lu), avg usecs = %lld\n",
count, total_secs, (extra_nsecs + 500) / 1000,
(avg_nsecs + 500) / 1000);
}
else
ACE_OS::sprintf (buf, " total %3lld.%06lu secs\n",
total_secs, (extra_nsecs + 500) / 1000);
ACE_OS::write (handle, str, strlen (str));
ACE_OS::write (handle, buf, strlen (buf));
}
void
ACE_High_Res_Timer::print_total (const char *str, const int count, ACE_HANDLE handle)
{
ACE_TRACE ("ACE_High_Res_Timer::print_total");
ACE_hrtime_t total_secs;
if (scale_factor_ > 0)
total_secs = (ACE_hrtime_t) (this->total_ / scale_factor_ / 1000000000);
else
total_secs = this->total_ / 1000000000;
u_long extra_nsecs = (u_long) (this->total_ % 1000000000);
char buf[100];
if (count > 1)
{
ACE_hrtime_t avg_nsecs = this->total_ / count;
ACE_OS::sprintf (buf, " count = %d, total (secs %lld, usecs %lu), avg usecs = %lld\n",
count, total_secs, (extra_nsecs + 500) / 1000,
(avg_nsecs + 500) / 1000);
}
else
ACE_OS::sprintf (buf, " total %3lld.%06lu secs\n",
total_secs, (extra_nsecs + 500) / 1000);
ACE_OS::write (handle, str, strlen (str));
ACE_OS::write (handle, buf, strlen (buf));
}
int
ACE_High_Res_Timer::get_env_global_scale_factor (const char *env)
{
if (env != 0)
{
const char *env_value = ACE_OS::getenv (env);
if (env_value != 0)
{
int value = ACE_OS::atoi (env_value);
if (value > 0)
{
ACE_High_Res_Timer::global_scale_factor (value);
return 0;
}
}
}
return -1;
}
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