private async Task startEventTask()
{
bool wasKilled = false;
try {
while (!(wasKilled && waitingEvents.IsEmpty))
{
await waitingEventsSignal.Task.ConfigureAwait(false);
waitingEventsSignal.Reset();
WatcherSetEventPair @event;
while (waitingEvents.TryDequeue(out @event))
{
if (@event == eventOfDeath)
{
wasKilled = true;
}
else
{
await processEvent(@event).ConfigureAwait(false);
}
}
}
} catch (Exception e) {
LOG.warn("Exception occurred in EventTask", e);
}
LOG.info("EventTask shut down for session: 0x" +
getSessionId().ToHexString());
}
internal override async Task doTransport(int waitTimeOut)
{
var delay = Task.Delay(waitTimeOut < 0 ? 0 : waitTimeOut);
await Task.WhenAny(somethingIsPending.Task, SocketAsyncEventTask, delay).ConfigureAwait(false);
somethingIsPending.Reset();
// Everything below and until we get back to the select is
// non blocking, so time is effectively a constant. That is
// Why we just have to do this once, here
updateNow();
if (SocketAsyncEventTask.IsCompleted && SocketAsyncEventTask.Result == SocketAsyncOperation.Connect)
{
updateLastSendAndHeard();
clientCnxn.primeConnection();
SocketAsyncEventTask = SocketActionAsync(socket.ReceiveAsync);
}
doIO();
if (clientCnxn.getState().isConnected())
{
lock (clientCnxn.outgoingQueue)
{
if (findSendablePacket() != null)
{
enableWrite();
}
}
}
}
internal override async Task doTransport(int waitTimeOut)
{
await Task.WhenAny(somethingIsPending.Task, Task.Delay(waitTimeOut < 0 ? 0 : waitTimeOut)).ConfigureAwait(false);
somethingIsPending.Reset();
// Everything below and until we get back to the select is
// non blocking, so time is effectively a constant. That is
// Why we just have to do this once, here
updateNow();
if (Connectable)
{
if (connectEventArgs.SocketError == SocketError.Success)
{
updateLastSendAndHeard();
clientCnxn.primeConnection();
}
else
{
throw new SocketException((int)connectEventArgs.SocketError);
}
}
doIO();
if (pendingIncomingDataNotifierState.TrySetValue(NOTRUNNING, RUNNING))
{
if (socket.ReceiveAsync(receiveEventArgs) == false)
{
ReceiveCompleted();
}
}
if (receiveEventArgs.SocketError != SocketError.Success)
{
throw new SocketException((int)receiveEventArgs.SocketError);
}
if (clientCnxn.getState().isConnected())
{
lock (clientCnxn.outgoingQueue)
{
if (findSendablePacket() != null)
{
enableWrite();
}
}
}
}
