using System;
using System.Runtime.InteropServices;
using Cpp2IlInjected;

namespace BestHTTP.Decompression.Zlib
{
	// Token: 0x020019CF RID: 6607
	[Token(Token = "0x20019CF")]
	[StructLayout(3)]
	internal sealed class InflateManager
	{
		// Token: 0x17001CB6 RID: 7350
		// (get) Token: 0x0600B1C5 RID: 45509 RVA: 0x0029B41C File Offset: 0x0029961C
		// (set) Token: 0x0600B1C6 RID: 45510 RVA: 0x0029B430 File Offset: 0x00299630
		[Token(Token = "0x17001CB6")]
		internal bool HandleRfc1950HeaderBytes
		{
			[Token(Token = "0x600B1C5")]
			[Address(RVA = "0x4CB2D0", Offset = "0x4C9CD0", VA = "0x1804CB2D0")]
			get
			{
				return this._handleRfc1950HeaderBytes;
			}
			[Token(Token = "0x600B1C6")]
			[Address(RVA = "0x4CB340", Offset = "0x4C9D40", VA = "0x1804CB340")]
			set
			{
				this._handleRfc1950HeaderBytes = value;
			}
		}

		// Token: 0x0600B1C7 RID: 45511 RVA: 0x0029B444 File Offset: 0x00299644
		[Token(Token = "0x600B1C7")]
		[Address(RVA = "0x639FF0", Offset = "0x6389F0", VA = "0x180639FF0")]
		public InflateManager()
		{
		}

		// Token: 0x0600B1C8 RID: 45512 RVA: 0x0029B460 File Offset: 0x00299660
		[Token(Token = "0x600B1C8")]
		[Address(RVA = "0xE31C30", Offset = "0xE30630", VA = "0x180E31C30")]
		public InflateManager(bool expectRfc1950HeaderBytes)
		{
			this._handleRfc1950HeaderBytes = expectRfc1950HeaderBytes;
		}

		// Token: 0x0600B1C9 RID: 45513 RVA: 0x0029B484 File Offset: 0x00299684
		[Token(Token = "0x600B1C9")]
		[Address(RVA = "0x1E66060", Offset = "0x1E64A60", VA = "0x181E66060")]
		internal int Reset()
		{
			ZlibCodec codec = this._codec;
			int num = 0;
			codec.TotalBytesOut = (long)num;
			codec.TotalBytesIn = (long)num;
			this._codec.Message = num;
			this.mode = (InflateManager.InflateManagerMode)((uint)7);
			uint num2 = this.blocks.Reset();
			return 0;
		}

		// Token: 0x0600B1CA RID: 45514 RVA: 0x0029B4D0 File Offset: 0x002996D0
		[Token(Token = "0x600B1CA")]
		[Address(RVA = "0x1E655C0", Offset = "0x1E63FC0", VA = "0x181E655C0")]
		internal int End()
		{
			InflateBlocks inflateBlocks = this.blocks;
			if (inflateBlocks != 0)
			{
				inflateBlocks.Free();
			}
			int num = 0;
			this.blocks = num;
			return num;
		}

		// Token: 0x0600B1CB RID: 45515 RVA: 0x0029B4F8 File Offset: 0x002996F8
		[Token(Token = "0x600B1CB")]
		[Address(RVA = "0x1E65F20", Offset = "0x1E64920", VA = "0x181E65F20")]
		internal int Initialize(ZlibCodec codec, int w)
		{
			this._codec = codec;
			int num = 0;
			codec.Message = num;
			this.blocks = num;
			bool handleRfc1950HeaderBytes = this._handleRfc1950HeaderBytes;
			this.wbits = w;
			InflateBlocks inflateBlocks = new InflateBlocks(codec, num, 1);
			this.blocks = inflateBlocks;
			ZlibCodec codec2 = this._codec;
			codec2.TotalBytesOut = (long)num;
			codec2.TotalBytesIn = (long)num;
			this._codec.Message = num;
			this.mode = (InflateManager.InflateManagerMode)((uint)7);
			uint num2 = this.blocks.Reset();
			return 0;
		}

		// Token: 0x0600B1CC RID: 45516 RVA: 0x0029B58C File Offset: 0x0029978C
		[Token(Token = "0x600B1CC")]
		[Address(RVA = "0x1E655F0", Offset = "0x1E63FF0", VA = "0x181E655F0")]
		internal int Inflate(FlushType flush)
		{
			/*
An exception occurred when decompiling this method (0600B1CC)

ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Int32 BestHTTP.Decompression.Zlib.InflateManager::Inflate(BestHTTP.Decompression.Zlib.FlushType)

 ---> System.Exception: Basic block has to end with unconditional control flow. 
{
	IL_5BD:
	stloc:ZlibException(var_104_5C7, newobj:ZlibException(ZlibException::.ctor, ldstr:string("Stream error.")))
}

   at ICSharpCode.Decompiler.ILAst.ILAstOptimizer.FlattenBasicBlocks(ILNode node) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 1852
   at ICSharpCode.Decompiler.ILAst.ILAstOptimizer.Optimize(DecompilerContext context, ILBlock method, AutoPropertyProvider autoPropertyProvider, StateMachineKind& stateMachineKind, MethodDef& inlinedMethod, AsyncMethodDebugInfo& asyncInfo, ILAstOptimizationStep abortBeforeStep) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 355
   at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(IEnumerable`1 parameters, MethodDebugInfoBuilder& builder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 123
   at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(MethodDef methodDef, DecompilerContext context, AutoPropertyProvider autoPropertyProvider, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, StringBuilder sb, MethodDebugInfoBuilder& stmtsBuilder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 88
   --- End of inner exception stack trace ---
   at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(MethodDef methodDef, DecompilerContext context, AutoPropertyProvider autoPropertyProvider, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, StringBuilder sb, MethodDebugInfoBuilder& stmtsBuilder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 92
   at ICSharpCode.Decompiler.Ast.AstBuilder.AddMethodBody(EntityDeclaration methodNode, EntityDeclaration& updatedNode, MethodDef method, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, MethodKind methodKind) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstBuilder.cs:line 1663
*/;
		}

		// Token: 0x0600B1CD RID: 45517 RVA: 0x0029BB64 File Offset: 0x00299D64
		[Token(Token = "0x600B1CD")]
		[Address(RVA = "0x1E660B0", Offset = "0x1E64AB0", VA = "0x181E660B0")]
		internal int SetDictionary(byte[] dictionary)
		{
			/*
An exception occurred when decompiling this method (0600B1CD)

ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Int32 BestHTTP.Decompression.Zlib.InflateManager::SetDictionary(System.Byte[])

 ---> System.Exception: Basic block has to end with unconditional control flow. 
{
	IL_80:
	stloc:ZlibException(var_13_8A, newobj:ZlibException(ZlibException::.ctor, ldstr:string("Stream error.")))
}

   at ICSharpCode.Decompiler.ILAst.ILAstOptimizer.FlattenBasicBlocks(ILNode node) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 1852
   at ICSharpCode.Decompiler.ILAst.ILAstOptimizer.FlattenBasicBlocks(ILNode node) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 1878
   at ICSharpCode.Decompiler.ILAst.ILAstOptimizer.FlattenBasicBlocks(ILNode node) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 1878
   at ICSharpCode.Decompiler.ILAst.ILAstOptimizer.FlattenBasicBlocks(ILNode node) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 1846
   at ICSharpCode.Decompiler.ILAst.ILAstOptimizer.Optimize(DecompilerContext context, ILBlock method, AutoPropertyProvider autoPropertyProvider, StateMachineKind& stateMachineKind, MethodDef& inlinedMethod, AsyncMethodDebugInfo& asyncInfo, ILAstOptimizationStep abortBeforeStep) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 355
   at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(IEnumerable`1 parameters, MethodDebugInfoBuilder& builder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 123
   at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(MethodDef methodDef, DecompilerContext context, AutoPropertyProvider autoPropertyProvider, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, StringBuilder sb, MethodDebugInfoBuilder& stmtsBuilder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 88
   --- End of inner exception stack trace ---
   at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(MethodDef methodDef, DecompilerContext context, AutoPropertyProvider autoPropertyProvider, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, StringBuilder sb, MethodDebugInfoBuilder& stmtsBuilder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 92
   at ICSharpCode.Decompiler.Ast.AstBuilder.AddMethodBody(EntityDeclaration methodNode, EntityDeclaration& updatedNode, MethodDef method, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, MethodKind methodKind) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstBuilder.cs:line 1663
*/;
		}

		// Token: 0x0600B1CE RID: 45518 RVA: 0x0029BBFC File Offset: 0x00299DFC
		[Token(Token = "0x600B1CE")]
		[Address(RVA = "0x1E66250", Offset = "0x1E64C50", VA = "0x181E66250")]
		internal int Sync()
		{
			int num = 0;
			if (this.mode != InflateManager.InflateManagerMode.BAD)
			{
				this.mode = (InflateManager.InflateManagerMode)((ulong)13L);
				this.marker = num;
			}
			ZlibCodec codec = this._codec;
			int availableBytesIn = codec.AvailableBytesIn;
			if (availableBytesIn != 0)
			{
				int num2 = codec.NextIn;
				int num3 = this.marker;
				if (num3 < 4)
				{
					byte b = this._codec.InputBuffer[num2];
					byte[] array = InflateManager.mark;
					byte[] inputBuffer = this._codec.InputBuffer;
					if ("{il2cpp array field local11->}" == num)
					{
						uint num4;
						num4 -= (uint)num3;
					}
					num++;
					num2++;
					while ("{il2cpp array field local11->}" != num)
					{
					}
				}
				ZlibCodec codec2 = this._codec;
				this._codec.NextIn = num2;
				this._codec.AvailableBytesIn = availableBytesIn;
				this.marker = num;
				if (num == 4)
				{
					ZlibCodec codec3 = this._codec;
					long totalBytesIn = codec3.TotalBytesIn;
					long totalBytesOut = codec3.TotalBytesOut;
					codec3.TotalBytesOut = (long)num;
					codec3.TotalBytesIn = (long)num;
					this._codec.Message = num;
					uint num5;
					this.mode = (InflateManager.InflateManagerMode)num5;
					uint num6 = this.blocks.Reset();
					this._codec.TotalBytesIn = totalBytesIn;
					this._codec.TotalBytesOut = totalBytesOut;
					int num7 = 0;
					this.mode = (InflateManager.InflateManagerMode)num5;
					return num7;
				}
			}
			throw new NullReferenceException();
		}

		// Token: 0x0600B1CF RID: 45519 RVA: 0x0029BD38 File Offset: 0x00299F38
		[Token(Token = "0x600B1CF")]
		[Address(RVA = "0x1E66230", Offset = "0x1E64C30", VA = "0x181E66230")]
		internal int SyncPoint(ZlibCodec z)
		{
			return this.blocks.SyncPoint();
		}

		// Token: 0x0600B1D0 RID: 45520 RVA: 0x0029BD58 File Offset: 0x00299F58
		// Note: this type is marked as 'beforefieldinit'.
		[Token(Token = "0x600B1D0")]
		[Address(RVA = "0x1E664C0", Offset = "0x1E64EC0", VA = "0x181E664C0")]
		static InflateManager()
		{
			byte[] array = new byte[4];
			array[0] = (byte)((ulong)255L);
			array[0] = (byte)((ulong)255L);
			InflateManager.mark = array;
		}

		// Token: 0x04007503 RID: 29955
		[Token(Token = "0x4007503")]
		private const int PRESET_DICT = 32;

		// Token: 0x04007504 RID: 29956
		[Token(Token = "0x4007504")]
		private const int Z_DEFLATED = 8;

		// Token: 0x04007505 RID: 29957
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x10")]
		[Token(Token = "0x4007505")]
		private InflateManager.InflateManagerMode mode;

		// Token: 0x04007506 RID: 29958
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x18")]
		[Token(Token = "0x4007506")]
		internal ZlibCodec _codec;

		// Token: 0x04007507 RID: 29959
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x20")]
		[Token(Token = "0x4007507")]
		internal int method;

		// Token: 0x04007508 RID: 29960
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x24")]
		[Token(Token = "0x4007508")]
		internal uint computedCheck;

		// Token: 0x04007509 RID: 29961
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x28")]
		[Token(Token = "0x4007509")]
		internal uint expectedCheck;

		// Token: 0x0400750A RID: 29962
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x2C")]
		[Token(Token = "0x400750A")]
		internal int marker;

		// Token: 0x0400750B RID: 29963
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x30")]
		[Token(Token = "0x400750B")]
		private bool _handleRfc1950HeaderBytes = true;

		// Token: 0x0400750C RID: 29964
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x34")]
		[Token(Token = "0x400750C")]
		internal int wbits;

		// Token: 0x0400750D RID: 29965
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x38")]
		[Token(Token = "0x400750D")]
		internal InflateBlocks blocks;

		// Token: 0x0400750E RID: 29966
		[Token(Token = "0x400750E")]
		private static readonly byte[] mark;

		// Token: 0x020019D0 RID: 6608
		[Token(Token = "0x20019D0")]
		private enum InflateManagerMode
		{
			// Token: 0x04007510 RID: 29968
			[Token(Token = "0x4007510")]
			METHOD,
			// Token: 0x04007511 RID: 29969
			[Token(Token = "0x4007511")]
			FLAG,
			// Token: 0x04007512 RID: 29970
			[Token(Token = "0x4007512")]
			DICT4,
			// Token: 0x04007513 RID: 29971
			[Token(Token = "0x4007513")]
			DICT3,
			// Token: 0x04007514 RID: 29972
			[Token(Token = "0x4007514")]
			DICT2,
			// Token: 0x04007515 RID: 29973
			[Token(Token = "0x4007515")]
			DICT1,
			// Token: 0x04007516 RID: 29974
			[Token(Token = "0x4007516")]
			DICT0,
			// Token: 0x04007517 RID: 29975
			[Token(Token = "0x4007517")]
			BLOCKS,
			// Token: 0x04007518 RID: 29976
			[Token(Token = "0x4007518")]
			CHECK4,
			// Token: 0x04007519 RID: 29977
			[Token(Token = "0x4007519")]
			CHECK3,
			// Token: 0x0400751A RID: 29978
			[Token(Token = "0x400751A")]
			CHECK2,
			// Token: 0x0400751B RID: 29979
			[Token(Token = "0x400751B")]
			CHECK1,
			// Token: 0x0400751C RID: 29980
			[Token(Token = "0x400751C")]
			DONE,
			// Token: 0x0400751D RID: 29981
			[Token(Token = "0x400751D")]
			BAD
		}
	}
}