DWORD
CNdasAutoRegister::ThreadStart(HANDLE hStopEvent)
{
CCoInitialize coinit(COINIT_MULTITHREADED);
XTLASSERT(!m_hSemQueue.IsInvalid() && "Don't forget to call initialize().");
// Queue Semaphore, Terminating Thread, Pipe Instances(MAX...)
HANDLE hWaitHandles[2] = { hStopEvent, m_hSemQueue };
CNdasDeviceHeartbeatListener& listener = pGetNdasDeviceHeartbeatListener();
COMVERIFY(listener.Advise(this));
do
{
DWORD waitResult = ::WaitForMultipleObjects(
RTL_NUMBER_OF(hWaitHandles),
hWaitHandles,
FALSE, INFINITE);
if (WAIT_OBJECT_0 == waitResult)
{
break;
}
else if (WAIT_OBJECT_0 + 1 == waitResult)
{
while (TRUE)
{
m_queueLock.LockInstance();
if (m_queue.empty())
{
m_queueLock.UnlockInstance();
break;
}
QUEUE_ENTRY entry = m_queue.front();
m_queue.pop();
m_queueLock.UnlockInstance();
(VOID) ProcessRegister(entry.deviceID, entry.access);
}
}
else
{
XTLASSERT(FALSE);
// ERROR
}
} while (TRUE);
COMVERIFY(listener.Unadvise(this));
return 0;
}
DWORD
CNdasAutoRegister::OnTaskStart()
{
_ASSERTE(NULL != m_hSemQueue && "Don't forget to call initialize().");
// Queue Semaphore, Terminating Thread, Pipe Instances(MAX...)
HANDLE hWaitHandles[2];
hWaitHandles[0] = m_hTaskTerminateEvent;
hWaitHandles[1] = m_hSemQueue;
CNdasDeviceHeartbeatListener* pListener =
pGetNdasDeviceHeartbeatListner();
pListener->Attach(this);
do {
DWORD dwWaitResult = ::WaitForMultipleObjects(
2, hWaitHandles,
FALSE, INFINITE);
if (WAIT_OBJECT_0 == dwWaitResult) {
break;
} else if (WAIT_OBJECT_0 + 1 == dwWaitResult) {
while (TRUE) {
m_queueLock.Lock();
if (m_queue.empty()) {
m_queueLock.Unlock();
break;
}
QUEUE_ENTRY entry = m_queue.front();
m_queue.pop();
m_queueLock.Unlock();
(VOID) ProcessRegister(entry.deviceID, entry.access);
}
} else {
_ASSERTE(FALSE);
// ERROR
}
} while (TRUE);
pListener->Detach(this);
return 0;
}
