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// Time_Value.cpp
// $Id$
#define ACE_BUILD_DLL
#include "ace/ACE.h"
#include "ace/Time_Value.h"
#if !defined (__ACE_INLINE__)
#include "ace/Time_Value.i"
#endif /* __ACE_INLINE__ */
// Static constant representing `zero-time'.
const ACE_Time_Value ACE_Time_Value::zero;
ACE_ALLOC_HOOK_DEFINE(ACE_Time_Value)
/* Initializes the ACE_Time_Value object from a timeval. */
ACE_Time_Value::ACE_Time_Value (const timeval &tv)
{
ACE_TRACE ("ACE_Time_Value::ACE_Time_Value");
this->set (tv);
}
#if defined(ACE_WIN32)
// Initializes the ACE_Time_Value object from a Win32 FILETIME
ACE_Time_Value::ACE_Time_Value (const FILETIME &file_time)
{
ACE_TRACE ("ACE_Time_Value::ACE_Time_Value");
this->set (file_time);
}
void ACE_Time_Value::set (const FILETIME &file_time)
{
// Initializes the ACE_Time_Value object from a Win32 FILETIME
ACE_QWORD _100ns = ACE_MAKE_QWORD (file_time.dwLowDateTime,
file_time.dwHighDateTime);
// Convert 100ns units to seconds;
this->tv_sec_ = long (_100ns / (10000 * 1000));
// Convert remainder to microseconds;
this->tv_usec_ = long ((_100ns - (this->tv_sec_ * (10000 * 1000))) / 10);
}
// Returns the value of the object as a Win32 FILETIME.
ACE_Time_Value::operator FILETIME () const
{
ACE_TRACE ("ACE_Time_Value::operator FILETIME");
ACE_QWORD _100ns = ((ACE_QWORD) this->tv_sec_ * (1000 * 1000) + this->tv_usec_) * 10;
FILETIME file_time;
file_time.dwLowDateTime = ACE_LOW_DWORD (_100ns);
file_time.dwHighDateTime = ACE_HIGH_DWORD (_100ns);
return file_time;
}
#endif
void
ACE_Time_Value::dump (void) const
{
ACE_TRACE ("ACE_Time_Value::dump");
#if 0
if (tv.usec () < 0 || tv.sec () < 0)
stream << "-";
stream << dec << abs (int (tv.sec ())) << "."
// << setw (6) << setfill ('0')
<< dec << abs (int (tv.usec ()));
// I assume
inline int abs(int d) { return (d>0)?d:-d; }
is defined somewhere */
#endif /* 0 */
}
void
ACE_Time_Value::set (long sec, long usec)
{
ACE_TRACE ("ACE_Time_Value::set");
this->tv_sec_ = sec;
this->tv_usec_ = usec;
}
ACE_Time_Value::ACE_Time_Value (long sec, long usec)
{
ACE_TRACE ("ACE_Time_Value::ACE_Time_Value");
this->set (sec, usec);
this->normalize ();
}
// Returns the value of the object as a timeval.
ACE_Time_Value::operator timeval () const
{
ACE_TRACE ("ACE_Time_Value::operator timeval");
timeval tv;
tv.tv_sec = this->tv_sec_;
tv.tv_usec = this->tv_usec_;
return tv;
}
// Add TV to this.
void
ACE_Time_Value::operator+= (const ACE_Time_Value &tv)
{
ACE_TRACE ("ACE_Time_Value::operator+=");
this->tv_sec_ += tv.tv_sec_;
this->tv_usec_ += tv.tv_usec_;
this->normalize ();
}
// Subtract TV to this.
void
ACE_Time_Value::operator-= (const ACE_Time_Value &tv)
{
ACE_TRACE ("ACE_Time_Value::operator-=");
this->tv_sec_ -= tv.tv_sec_;
this->tv_usec_ -= tv.tv_usec_;
this->normalize ();
}
// Adds two ACE_Time_Value objects together, returns the sum.
ACE_Time_Value
operator + (const ACE_Time_Value &tv1, const ACE_Time_Value &tv2)
{
ACE_TRACE ("operator +");
ACE_Time_Value sum (tv1.tv_sec_ + tv2.tv_sec_,
tv1.tv_usec_ + tv2.tv_usec_);
sum.normalize ();
return sum;
}
// Subtracts two ACE_Time_Value objects, returns the difference.
ACE_Time_Value
operator - (const ACE_Time_Value &tv1, const ACE_Time_Value &tv2)
{
ACE_TRACE ("operator -");
ACE_Time_Value delta (tv1.tv_sec_ - tv2.tv_sec_,
tv1.tv_usec_ - tv2.tv_usec_);
delta.normalize ();
return delta;
}
// True if tv1 > tv2.
int
operator > (const ACE_Time_Value &tv1, const ACE_Time_Value &tv2)
{
ACE_TRACE ("operator >");
if (tv1.tv_sec_ > tv2.tv_sec_)
return 1;
else if (tv1.tv_sec_ == tv2.tv_sec_
&& tv1.tv_usec_ > tv2.tv_usec_)
return 1;
else
return 0;
}
// True if tv1 >= tv2.
int
operator >= (const ACE_Time_Value &tv1, const ACE_Time_Value &tv2)
{
ACE_TRACE ("operator >=");
if (tv1.tv_sec_ > tv2.tv_sec_)
return 1;
else if (tv1.tv_sec_ == tv2.tv_sec_
&& tv1.tv_usec_ >= tv2.tv_usec_)
return 1;
else
return 0;
}
void
ACE_Time_Value::normalize (void)
{
ACE_TRACE ("ACE_Time_Value::normalize");
// New code from Hans Rohnert...
if (this->tv_usec_ >= ONE_SECOND)
{
do
{
this->tv_sec_++;
this->tv_usec_ -= ONE_SECOND;
}
while (this->tv_usec_ >= ONE_SECOND);
}
else if (this->tv_usec_ <= -ONE_SECOND)
{
do
{
this->tv_sec_--;
this->tv_usec_ += ONE_SECOND;
}
while (this->tv_usec_ <= -ONE_SECOND);
}
if (this->tv_sec_ >= 1 && this->tv_usec_ < 0)
{
this->tv_sec_--;
this->tv_usec_ += ONE_SECOND;
}
else if (this->tv_sec_ < 0 && this->tv_usec_ > 0)
{
this->tv_sec_++;
this->tv_usec_ -= ONE_SECOND;
}
#if 0
// Old code...
while ((this->tv_usec_ >= ONE_SECOND)
|| (this->tv_sec_ < 0 && this->tv_usec_ > 0 ))
{
this->tv_usec_ -= ONE_SECOND;
this->tv_sec_++;
}
while ((this->tv_usec_ <= -ONE_SECOND)
|| (this->tv_sec_ > 0 && this->tv_usec_ < 0))
{
this->tv_usec_ += ONE_SECOND;
this->tv_sec_--;
}
#endif
}
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