using System;
using System.Collections.Generic;
using System.Runtime.InteropServices;
using System.Threading;
using Cpp2IlInjected;

namespace BestHTTP.Caching
{
	// Token: 0x020019E5 RID: 6629
	[Token(Token = "0x20019E5")]
	[StructLayout(3)]
	internal sealed class HTTPCacheFileLock
	{
		// Token: 0x0600B28E RID: 45710 RVA: 0x0029FA98 File Offset: 0x0029DC98
		[Token(Token = "0x600B28E")]
		[Address(RVA = "0x1F0DC30", Offset = "0x1F0C630", VA = "0x181F0DC30")]
		internal static object Acquire(Uri uri)
		{
			int num;
			do
			{
				num = 0;
				object syncRoot = HTTPCacheFileLock.SyncRoot;
				int num2 = 0;
				if (!HTTPCacheFileLock.FileLocks.TryGetValue(uri, num2))
				{
					Dictionary<Uri, object> fileLocks = HTTPCacheFileLock.FileLocks;
					object obj = new object();
					fileLocks.Add(uri, obj);
				}
				Monitor.Exit(syncRoot);
				if (num != -1)
				{
				}
			}
			while (num != 0);
			throw new NullReferenceException();
		}

		// Token: 0x0600B28F RID: 45711 RVA: 0x0029FAF0 File Offset: 0x0029DCF0
		[Token(Token = "0x600B28F")]
		[Address(RVA = "0x1F0DF70", Offset = "0x1F0C970", VA = "0x181F0DF70")]
		internal static void Remove(Uri uri)
		{
			int num;
			do
			{
				num = 0;
				object syncRoot = HTTPCacheFileLock.SyncRoot;
				if (HTTPCacheFileLock.FileLocks.ContainsKey(uri))
				{
					bool flag = HTTPCacheFileLock.FileLocks.Remove(uri);
				}
				Monitor.Exit(syncRoot);
				if (num != -1)
				{
				}
			}
			while (num != 0);
		}

		// Token: 0x0600B290 RID: 45712 RVA: 0x0029FB3C File Offset: 0x0029DD3C
		[Token(Token = "0x600B290")]
		[Address(RVA = "0x1F0DE30", Offset = "0x1F0C830", VA = "0x181F0DE30")]
		internal static void Clear()
		{
			int num;
			do
			{
				num = 0;
				object syncRoot = HTTPCacheFileLock.SyncRoot;
				HTTPCacheFileLock.FileLocks.Clear();
				Monitor.Exit(syncRoot);
				if (num != -1)
				{
				}
			}
			while (num != 0);
		}

		// Token: 0x0600B291 RID: 45713 RVA: 0x0029FB70 File Offset: 0x0029DD70
		[Token(Token = "0x600B291")]
		[Address(RVA = "0x3C1670", Offset = "0x3C0070", VA = "0x1803C1670")]
		public HTTPCacheFileLock()
		{
		}

		// Token: 0x040075BB RID: 30139
		[Token(Token = "0x40075BB")]
		private static Dictionary<Uri, object> FileLocks = new Dictionary();

		// Token: 0x040075BC RID: 30140
		[Token(Token = "0x40075BC")]
		private static object SyncRoot = new object();
	}
}