Namespace MQTTnet.Internal Classes AsyncEvent<TEventArgs> AsyncLock AsyncQueueDequeueResult<TItem> AsyncQueue<TItem> AsyncSignal AsyncTaskCompletionSource<TResult> BlockingQueue<TItem> CancellationTokenSourceExtensions CompletedTask Disposable EmptyBuffer MqttMemoryHelper MqttPacketBus MqttPacketBusItem TaskExtensions Structs AsyncEventInvocator<TEventArgs> Enums MqttPacketBusPartition