void CDVDMsgGeneralSynchronize::Wait(volatile bool *abort, DWORD source)
{
/* if we are not requested to wait on this object just return, reference count will be decremented */
if (source && !(m_sources & source)) return;
InterlockedIncrement(&m_objects);
DWORD timeout = CTimeUtils::GetTimeMS() + m_timeout;
if (abort)
while( m_objects < GetNrOfReferences() && timeout > CTimeUtils::GetTimeMS() && !(*abort)) Sleep(1);
else
while( m_objects < GetNrOfReferences() && timeout > CTimeUtils::GetTimeMS() ) Sleep(1);
}
bool CDVDMsgGeneralSynchronize::Wait(unsigned long milliseconds, unsigned int source)
{
if(source == 0)
source = SYNCSOURCE_OWNER;
/* if we are not requested to wait on this object just return, reference count will be decremented */
if (!(m_p->sources & source))
return true;
CSingleLock lock(m_p->section);
XbmcThreads::EndTime timeout(milliseconds);
m_p->reached |= source & m_p->sources;
while( (long)MathUtils::bitcount(m_p->reached) < GetNrOfReferences() )
{
milliseconds = std::min(m_p->timeout.MillisLeft(), timeout.MillisLeft());
if(m_p->condition.wait(lock, milliseconds))
continue;
if(m_p->timeout.IsTimePast())
return true; /* global timeout, we are done */
if(timeout.IsTimePast())
return false; /* request timeout, should be retried */
}
return true;
}