private CancellationTokenSource CreateEntryListenerThread()
{
m_entryListenerPoller = NtCore.CreateEntryListenerPoller(Handle);
CancellationTokenSource source = new CancellationTokenSource();
var ret = new Thread(() =>
{
bool wasInterrupted = false;
var token = source.Token;
token.Register(() =>
{
NtCore.CancelPollEntryListener(m_entryListenerPoller);
});
while (!token.IsCancellationRequested)
{
var events = NtCore.PollEntryListener(m_entryListenerPoller);
if (token.IsCancellationRequested)
{
NtCore.DisposeEntryListenerSpan(events);
break;
}
if (events.Length == 0)
{
NtCore.DisposeEntryListenerSpan(events);
lock (m_entryListenerWaitQueueLock)
{
if (m_entryListenerWaitQueue)
{
m_entryListenerWaitQueue = false;
Monitor.PulseAll(m_entryListenerWaitQueueLock);
continue;
}
}
wasInterrupted = true;
break;
}
for (int i = 0; i < events.Length; i++)
{
EntryNotificationDelegate?listener;
lock (m_entryListenerLock)
{
m_entryListeners.TryGetValue(events.Pointer[i].listener, out listener);
}
if (listener != null)
{
listener(new RefEntryNotification(this, events.Pointer[i]));
if (token.IsCancellationRequested)
{
break;
}
}
}
NtCore.DisposeEntryListenerSpan(events);
}
lock (m_entryListenerWaitQueueLock)
{
if (!wasInterrupted)
{
NtCore.DestroyEntryListenerPoller(m_entryListenerPoller);
}
m_entryListenerPoller = new NtEntryListenerPoller();
}
})
{
Name = "NTEntryListener",
IsBackground = true
};
ret.Start();
m_entryListenerThread = ret;
return(source);
}
