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allow osiTime to convert toaitTimeStamp without binding to gdd

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This commit is contained in:
Jeff Hill
1999-05-03 16:22:29 +00:00
parent 999cdd719f
commit f40769e7b0
1 changed files with 81 additions and 29 deletions
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src/libCom/osiTime.h
+81 -29
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@@ -29,6 +29,9 @@
*
* History
* $Log$
* Revision 1.7 1999/04/30 00:02:02 jhill
* added getCurrentEPICS()
*
* Revision 1.6 1997/06/13 09:31:46 jhill
* fixed warnings
*
@@ -74,17 +77,19 @@
#include "shareLib.h"
class epicsShareClass osiTime {
friend inline osiTime operator+
friend osiTime operator+
(const osiTime &lhs, const osiTime &rhs);
friend inline osiTime operator-
friend osiTime operator-
(const osiTime &lhs, const osiTime &rhs);
friend inline int operator>=
friend int operator>=
(const osiTime &lhs, const osiTime &rhs);
friend inline int operator>
friend int operator>
(const osiTime &lhs, const osiTime &rhs);
friend inline int operator<=
friend int operator<=
(const osiTime &lhs, const osiTime &rhs);
friend inline int operator<
friend int operator<
(const osiTime &lhs, const osiTime &rhs);
friend int operator==
(const osiTime &lhs, const osiTime &rhs);
public:
osiTime () : sec(0u), nSec(0u) {}
@@ -165,23 +170,68 @@ public:
static osiTime getCurrent();
//
// return time stamp with EPICS epoch
// convert to and from EPICS TS_STAMP format
//
static osiTime getCurrentEPICS()
// include tsDefs.h prior to including osiTime.h
// if you need these capabilities
//
#ifdef INC_tsDefs_h
operator TS_STAMP () const
{
//
// 1/1/90 20 yr (5 leap) of seconds
//
static const unsigned epicsEpochSecPast1970 = 7305 * 86400;
osiTime ts(osiTime::getCurrent());
assert (ts.sec>=epicsEpochSecPast1970);
ts.sec -= epicsEpochSecPast1970;
TS_STAMP ts;
assert (this->sec>=osiTime::epicsEpochSecPast1970);
ts.secPastEpoch = this->sec - osiTime::epicsEpochSecPast1970;
ts.nsec = this->nSec;
return ts;
}
osiTime operator+= (const osiTime &rhs);
osiTime operator-= (const osiTime &rhs);
osiTime (const TS_STAMP &ts)
{
this->sec = ts.secPastEpoch + osiTime::epicsEpochSecPast1970;
this->nSec = ts.nsec;
}
operator = (const TS_STAMP &rhs)
{
this->sec = rhs.secPastEpoch + osiTime::epicsEpochSecPast1970;
this->nSec = rhs.nsec;
}
#endif
//
// convert to and from GDD's aitTimeStamp format
//
// include aitHelpers.h prior to including osiTime.h
// if you need these capabilities
//
#ifdef aitHelpersInclude
operator aitTimeStamp () const
{
return aitTimeStamp (this->sec, this->nSec);
}
osiTime (const aitTimeStamp &ts)
{
ts.get (this->sec, this->nSec);
}
operator = (const aitTimeStamp &rhs)
{
rhs.get (this->sec, this->nSec);
}
#endif
osiTime operator+= (const osiTime &rhs)
{
*this = *this + rhs;
return *this;
}
osiTime operator-= (const osiTime &rhs)
{
*this = *this - rhs;
return *this;
}
void show(unsigned)
{
@@ -191,6 +241,8 @@ public:
private:
unsigned long sec;
unsigned long nSec;
static const unsigned epicsEpochSecPast1970;
};
inline osiTime operator+ (const osiTime &lhs, const osiTime &rhs)
@@ -198,12 +250,6 @@ inline osiTime operator+ (const osiTime &lhs, const osiTime &rhs)
return osiTime(lhs.sec + rhs.sec, lhs.nSec + rhs.nSec);
}
inline osiTime osiTime::operator+= (const osiTime &rhs)
{
*this = *this + rhs;
return *this;
}
//
// like data type unsigned this assumes that the lhs > rhs
// (otherwise we assume sec wrap around)
@@ -235,11 +281,6 @@ inline osiTime operator- (const osiTime &lhs, const osiTime &rhs)
return osiTime(sec, nSec);
}
inline osiTime osiTime::operator-= (const osiTime &rhs)
{
*this = *this - rhs;
return *this;
}
inline int operator <= (const osiTime &lhs, const osiTime &rhs)
{
@@ -347,5 +388,16 @@ inline int operator > (const osiTime &lhs, const osiTime &rhs)
return rc;
}
inline int operator==
(const osiTime &lhs, const osiTime &rhs)
{
if (lhs.sec == rhs.sec && lhs.nSec == rhs.nSec) {
return 1;
}
else {
return 0;
}
}
#endif // osiTimehInclude