using System;
using System.Runtime.InteropServices;
using Cpp2IlInjected;
using Mono.Util;

namespace System.IO.Compression
{
	// Token: 0x0200020F RID: 527
	[Token(Token = "0x200020F")]
	internal class DeflateStreamNative
	{
		// Token: 0x06000D8B RID: 3467 RVA: 0x00002053 File Offset: 0x00000253
		[Token(Token = "0x6000D8B")]
		[Address(RVA = "0x412370", Offset = "0x411370", VA = "0x180412370")]
		private DeflateStreamNative()
		{
		}

		// Token: 0x06000D8C RID: 3468 RVA: 0x00002050 File Offset: 0x00000250
		[Token(Token = "0x6000D8C")]
		[Address(RVA = "0x2F3DC40", Offset = "0x2F3CC40", VA = "0x182F3DC40")]
		public static DeflateStreamNative Create(Stream compressedStream, CompressionMode mode, bool gzip)
		{
			return null;
		}

		// Token: 0x06000D8D RID: 3469 RVA: 0x00002053 File Offset: 0x00000253
		[Token(Token = "0x6000D8D")]
		[Address(RVA = "0x2F3DE50", Offset = "0x2F3CE50", VA = "0x182F3DE50", Slot = "1")]
		protected override void Finalize()
		{
		}

		// Token: 0x06000D8E RID: 3470 RVA: 0x00002053 File Offset: 0x00000253
		[Token(Token = "0x6000D8E")]
		[Address(RVA = "0x2F3DDA0", Offset = "0x2F3CDA0", VA = "0x182F3DDA0")]
		public void Dispose(bool disposing)
		{
		}

		// Token: 0x06000D8F RID: 3471 RVA: 0x00002053 File Offset: 0x00000253
		[Token(Token = "0x6000D8F")]
		[Address(RVA = "0x2F3DF00", Offset = "0x2F3CF00", VA = "0x182F3DF00")]
		public void Flush()
		{
		}

		// Token: 0x06000D90 RID: 3472 RVA: 0x00006ED0 File Offset: 0x000050D0
		[Token(Token = "0x6000D90")]
		[Address(RVA = "0x2F3E090", Offset = "0x2F3D090", VA = "0x182F3E090")]
		public int ReadZStream(IntPtr buffer, int length)
		{
			return 0;
		}

		// Token: 0x06000D91 RID: 3473 RVA: 0x00002053 File Offset: 0x00000253
		[Token(Token = "0x6000D91")]
		[Address(RVA = "0x2F3E750", Offset = "0x2F3D750", VA = "0x182F3E750")]
		public void WriteZStream(IntPtr buffer, int length)
		{
		}

		// Token: 0x06000D92 RID: 3474 RVA: 0x00006EE8 File Offset: 0x000050E8
		[Token(Token = "0x6000D92")]
		[Address(RVA = "0x2F3E260", Offset = "0x2F3D260", VA = "0x182F3E260")]
		[MonoPInvokeCallback(typeof(DeflateStreamNative.UnmanagedReadOrWrite))]
		private static int UnmanagedRead(IntPtr buffer, int length, IntPtr data)
		{
			return 0;
		}

		// Token: 0x06000D93 RID: 3475 RVA: 0x00006F00 File Offset: 0x00005100
		[Token(Token = "0x6000D93")]
		[Address(RVA = "0x2F3E140", Offset = "0x2F3D140", VA = "0x182F3E140")]
		private int UnmanagedRead(IntPtr buffer, int length)
		{
			return 0;
		}

		// Token: 0x06000D94 RID: 3476 RVA: 0x00006F18 File Offset: 0x00005118
		[Token(Token = "0x6000D94")]
		[Address(RVA = "0x2F3E570", Offset = "0x2F3D570", VA = "0x182F3E570")]
		[MonoPInvokeCallback(typeof(DeflateStreamNative.UnmanagedReadOrWrite))]
		private static int UnmanagedWrite(IntPtr buffer, int length, IntPtr data)
		{
			return 0;
		}

		// Token: 0x06000D95 RID: 3477 RVA: 0x00006F30 File Offset: 0x00005130
		[Token(Token = "0x6000D95")]
		[Address(RVA = "0x2F3E420", Offset = "0x2F3D420", VA = "0x182F3E420")]
		private int UnmanagedWrite(IntPtr buffer, int length)
		{
			return 0;
		}

		// Token: 0x06000D96 RID: 3478 RVA: 0x00002053 File Offset: 0x00000253
		[Token(Token = "0x6000D96")]
		[Address(RVA = "0x2F3DA90", Offset = "0x2F3CA90", VA = "0x182F3DA90")]
		private static void CheckResult(int result, string where)
		{
		}

		// Token: 0x06000D97 RID: 3479
		[Token(Token = "0x6000D97")]
		[Address(RVA = "0x2F3DBB0", Offset = "0x2F3CBB0", VA = "0x182F3DBB0")]
		private static extern DeflateStreamNative.SafeDeflateStreamHandle CreateZStream(CompressionMode compress, bool gzip, DeflateStreamNative.UnmanagedReadOrWrite feeder, IntPtr data);

		// Token: 0x06000D98 RID: 3480
		[Token(Token = "0x6000D98")]
		[Address(RVA = "0x2F3DBA0", Offset = "0x2F3CBA0", VA = "0x182F3DBA0")]
		private static extern int CloseZStream(IntPtr stream);

		// Token: 0x06000D99 RID: 3481
		[Token(Token = "0x6000D99")]
		[Address(RVA = "0x2F3DFA0", Offset = "0x2F3CFA0", VA = "0x182F3DFA0")]
		private static extern int Flush(DeflateStreamNative.SafeDeflateStreamHandle stream);

		// Token: 0x06000D9A RID: 3482
		[Token(Token = "0x6000D9A")]
		[Address(RVA = "0x2F3E010", Offset = "0x2F3D010", VA = "0x182F3E010")]
		private static extern int ReadZStream(DeflateStreamNative.SafeDeflateStreamHandle stream, IntPtr buffer, int length);

		// Token: 0x06000D9B RID: 3483
		[Token(Token = "0x6000D9B")]
		[Address(RVA = "0x2F3E800", Offset = "0x2F3D800", VA = "0x182F3E800")]
		private static extern int WriteZStream(DeflateStreamNative.SafeDeflateStreamHandle stream, IntPtr buffer, int length);

		// Token: 0x04000764 RID: 1892
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x10")]
		[Token(Token = "0x4000764")]
		private DeflateStreamNative.UnmanagedReadOrWrite feeder;

		// Token: 0x04000765 RID: 1893
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x18")]
		[Token(Token = "0x4000765")]
		private Stream base_stream;

		// Token: 0x04000766 RID: 1894
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x20")]
		[Token(Token = "0x4000766")]
		private DeflateStreamNative.SafeDeflateStreamHandle z_stream;

		// Token: 0x04000767 RID: 1895
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x28")]
		[Token(Token = "0x4000767")]
		private GCHandle data;

		// Token: 0x04000768 RID: 1896
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x2C")]
		[Token(Token = "0x4000768")]
		private bool disposed;

		// Token: 0x04000769 RID: 1897
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x30")]
		[Token(Token = "0x4000769")]
		private byte[] io_buffer;

		// Token: 0x02000210 RID: 528
		// (Invoke) Token: 0x06000D9D RID: 3485
		[Token(Token = "0x2000210")]
		[UnmanagedFunctionPointer(CallingConvention.Cdecl)]
		private delegate int UnmanagedReadOrWrite(IntPtr buffer, int length, IntPtr data);

		// Token: 0x02000211 RID: 529
		[Token(Token = "0x2000211")]
		private sealed class SafeDeflateStreamHandle : SafeHandle
		{
			// Token: 0x17000284 RID: 644
			// (get) Token: 0x06000DA0 RID: 3488 RVA: 0x00006F48 File Offset: 0x00005148
			[Token(Token = "0x17000284")]
			public override bool IsInvalid
			{
				[Token(Token = "0x6000DA0")]
				[Address(RVA = "0xDD7370", Offset = "0xDD6370", VA = "0x180DD7370", Slot = "5")]
				get
				{
					return default(bool);
				}
			}

			// Token: 0x06000DA1 RID: 3489 RVA: 0x00002053 File Offset: 0x00000253
			[Token(Token = "0x6000DA1")]
			[Address(RVA = "0xDD7330", Offset = "0xDD6330", VA = "0x180DD7330")]
			private SafeDeflateStreamHandle()
			{
			}

			// Token: 0x06000DA2 RID: 3490 RVA: 0x00006F60 File Offset: 0x00005160
			[Token(Token = "0x6000DA2")]
			[Address(RVA = "0xDD7310", Offset = "0xDD6310", VA = "0x180DD7310", Slot = "7")]
			protected override bool ReleaseHandle()
			{
				return default(bool);
			}
		}
	}
}