RTDECL(PRTTIME) RTTimeLocalExplode(PRTTIME pTime, PCRTTIMESPEC pTimeSpec)
{
pTime = RTTimeExplode(pTime, pTimeSpec);
if (pTime)
{
pTime->fFlags = (pTime->fFlags & ~RTTIME_FLAGS_TYPE_MASK) | RTTIME_FLAGS_TYPE_LOCAL;
pTime->offZone = RTTimeLocalDeltaNano() / (UINT64_C(1000000000)*3600); /** @todo this is obviously wrong. Need RTTimeLocalDeltaNanoFor(pTimeSpec); */
}
return pTime;
}
RTDECL(PRTTIME) RTTimeLocalExplode(PRTTIME pTime, PCRTTIMESPEC pTimeSpec)
{
/*
* FileTimeToLocalFileTime does not do the right thing, so we'll have
* to convert to system time and SystemTimeToTzSpecificLocalTime instead.
*/
RTTIMESPEC LocalTime;
SYSTEMTIME SystemTimeIn;
FILETIME FileTime;
if (FileTimeToSystemTime(RTTimeSpecGetNtFileTime(pTimeSpec, &FileTime), &SystemTimeIn))
{
SYSTEMTIME SystemTimeOut;
if (SystemTimeToTzSpecificLocalTime(NULL /* use current TZI */,
&SystemTimeIn,
&SystemTimeOut))
{
if (SystemTimeToFileTime(&SystemTimeOut, &FileTime))
{
RTTimeSpecSetNtFileTime(&LocalTime, &FileTime);
pTime = RTTimeExplode(pTime, &LocalTime);
if (pTime)
pTime->fFlags = (pTime->fFlags & ~RTTIME_FLAGS_TYPE_MASK) | RTTIME_FLAGS_TYPE_LOCAL;
return pTime;
}
}
}
/*
* The fallback is to use the current offset.
* (A better fallback would be to use the offset of the same time of the year.)
*/
LocalTime = *pTimeSpec;
RTTimeSpecAddNano(&LocalTime, RTTimeLocalDeltaNano());
pTime = RTTimeExplode(pTime, &LocalTime);
if (pTime)
pTime->fFlags = (pTime->fFlags & ~RTTIME_FLAGS_TYPE_MASK) | RTTIME_FLAGS_TYPE_LOCAL;
return pTime;
}
