using System;
using System.Collections.Generic;
using System.Threading;

namespace Sony.NP
{
	// Token: 0x02000111 RID: 273
	internal static class PendingCallbackQueue
	{
		// Token: 0x060005BC RID: 1468 RVA: 0x000102C0 File Offset: 0x0000F2C0
		public static void AddEvent(NpCallbackEvent callbackEvent)
		{
			Monitor.Enter(PendingCallbackQueue.syncObject);
			PendingCallbackQueue.pendingEvents.Enqueue(callbackEvent);
			Monitor.Exit(PendingCallbackQueue.syncObject);
		}

		// Token: 0x060005BD RID: 1469 RVA: 0x000102E8 File Offset: 0x0000F2E8
		public static NpCallbackEvent PopEvent()
		{
			NpCallbackEvent npCallbackEvent = null;
			if (Monitor.TryEnter(PendingCallbackQueue.syncObject))
			{
				if (PendingCallbackQueue.pendingEvents.Count == 0)
				{
					Monitor.Exit(PendingCallbackQueue.syncObject);
					return null;
				}
				npCallbackEvent = PendingCallbackQueue.pendingEvents.Dequeue();
				Monitor.Exit(PendingCallbackQueue.syncObject);
			}
			return npCallbackEvent;
		}

		// Token: 0x0400042C RID: 1068
		private static Queue<NpCallbackEvent> pendingEvents = new Queue<NpCallbackEvent>();

		// Token: 0x0400042D RID: 1069
		private static object syncObject = new object();
	}
}