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convert to EPICS time stamp

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This commit is contained in:
Jeff Hill
1998-04-16 21:22:30 +00:00
parent 33980c5cc3
commit 049944e51e
1 changed files with 10 additions and 2 deletions
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12
src/cas/example/simple/exPV.cc
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@@ -67,6 +67,7 @@ void exPV::destroy()
//
caStatus exPV::update(gdd &valueIn)
{
unsigned epochSecPast1970 = 7305*86400; /* 1/1/90 20 yr (5 leap) of seconds */
caServer *pCAS = this->getCAS();
//
// gettimeofday() is very slow under sunos4
@@ -89,7 +90,10 @@ caStatus exPV::update(gdd &valueIn)
return cas;
}
t.tv_sec = (time_t) cur.getSecTruncToLong ();
//
// this converts from a POSIX time stamp to an EPICS time stamp
//
t.tv_sec = (time_t) cur.getSecTruncToLong () - epochSecPast1970;
t.tv_nsec = cur.getNSecTruncToLong ();
this->pValue->setTimeStamp(&t);
this->pValue->setStat (epicsAlarmNone);
@@ -249,8 +253,12 @@ inline aitTimeStamp exPV::getTS()
this->pValue->getTimeStamp(&ts);
}
else {
unsigned epochSecPast1970 = 7305*86400; /* 1/1/90 20 yr (5 leap) of seconds */
osiTime cur(osiTime::getCurrent());
ts.tv_sec = (time_t) cur.getSecTruncToLong ();
//
// this converts from a POSIX time stamp to an EPICS time stamp
//
ts.tv_sec = (time_t) cur.getSecTruncToLong () - epochSecPast1970;
ts.tv_nsec = cur.getNSecTruncToLong ();
}
return ts;