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/*
* Worldvisions Weaver Software:
* Copyright (C) 1997-2002 Net Integration Technologies, Inc.
*
* Various little time functions...
*/
#include "wvtimeutils.h"
time_t msecdiff(const WvTime &a, const WvTime &b)
{
time_t secdiff = a.tv_sec - b.tv_sec;
time_t usecdiff = a.tv_usec - b.tv_usec;
return secdiff * 1000 + usecdiff / 1000;
}
WvTime wvtime()
{
struct timeval tv;
gettimeofday(&tv, 0);
return tv;
}
WvTime msecadd(const WvTime &a, time_t msec)
{
WvTime b;
b.tv_sec = a.tv_sec + msec / 1000;
b.tv_usec = a.tv_usec + (msec % 1000) * 1000;
normalize(b);
return b;
}
WvTime tvdiff(const WvTime &a, const WvTime &b)
{
WvTime c;
c.tv_sec = a.tv_sec - b.tv_sec;
c.tv_usec = a.tv_usec;
if (b.tv_usec > a.tv_usec)
{
c.tv_sec--;
c.tv_usec += 1000000;
}
c.tv_usec -= b.tv_usec;
normalize(c);
return c;
}
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