niko
359 lines
14 KiB
C#
359 lines
14 KiB
C#
using System;
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using BestHTTP.Extensions;
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using Cpp2IlInjected;
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namespace BestHTTP.Decompression.Zlib
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{
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// Token: 0x0200208C RID: 8332
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[Token(Token = "0x200208C")]
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internal sealed class InflateManager
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{
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// Token: 0x17002154 RID: 8532
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// (get) Token: 0x0600D16D RID: 53613 RVA: 0x002FC0E0 File Offset: 0x002FA2E0
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// (set) Token: 0x0600D16E RID: 53614 RVA: 0x002FC0F4 File Offset: 0x002FA2F4
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[Token(Token = "0x17002154")]
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internal bool HandleRfc1950HeaderBytes
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{
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[Token(Token = "0x600D16D")]
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[Address(RVA = "0x5AB2E0", Offset = "0x5AA2E0", VA = "0x1805AB2E0")]
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get
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{
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return this._handleRfc1950HeaderBytes;
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}
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[Token(Token = "0x600D16E")]
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[Address(RVA = "0x5AB400", Offset = "0x5AA400", VA = "0x1805AB400")]
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set
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{
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this._handleRfc1950HeaderBytes = value;
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}
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}
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// Token: 0x0600D16F RID: 53615 RVA: 0x002FC108 File Offset: 0x002FA308
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[Token(Token = "0x600D16F")]
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[Address(RVA = "0x1BCA0F0", Offset = "0x1BC90F0", VA = "0x181BCA0F0")]
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public InflateManager()
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{
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}
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// Token: 0x0600D170 RID: 53616 RVA: 0x002FC124 File Offset: 0x002FA324
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[Token(Token = "0x600D170")]
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[Address(RVA = "0x10AFB40", Offset = "0x10AEB40", VA = "0x1810AFB40")]
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public InflateManager(bool expectRfc1950HeaderBytes)
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{
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this._handleRfc1950HeaderBytes = expectRfc1950HeaderBytes;
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}
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// Token: 0x0600D171 RID: 53617 RVA: 0x002FC148 File Offset: 0x002FA348
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[Token(Token = "0x600D171")]
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[Address(RVA = "0x241B980", Offset = "0x241A980", VA = "0x18241B980")]
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internal int Reset()
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{
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ZlibCodec codec = this._codec;
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int num = 0;
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codec.TotalBytesOut = (long)num;
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codec.TotalBytesIn = (long)num;
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this._codec.Message = num;
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this.mode = (InflateManager.InflateManagerMode)((uint)7);
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uint num2 = this.blocks.Reset();
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return 0;
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}
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// Token: 0x0600D172 RID: 53618 RVA: 0x002FC194 File Offset: 0x002FA394
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[Token(Token = "0x600D172")]
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[Address(RVA = "0x241AD90", Offset = "0x2419D90", VA = "0x18241AD90")]
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internal int End()
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{
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InflateBlocks inflateBlocks = this.blocks;
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if (inflateBlocks != 0)
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{
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uint num = inflateBlocks.Reset();
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VariableSizedBufferPool.Release(inflateBlocks.window);
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int num2 = 0;
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inflateBlocks.window = num2;
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inflateBlocks.hufts = num2;
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this.blocks = num2;
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return num2;
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}
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int num3 = 0;
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this.blocks = num3;
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return num3;
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}
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// Token: 0x0600D173 RID: 53619 RVA: 0x002FC1E4 File Offset: 0x002FA3E4
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[Token(Token = "0x600D173")]
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[Address(RVA = "0x241B760", Offset = "0x241A760", VA = "0x18241B760")]
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internal int Initialize(ZlibCodec codec, int w)
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{
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this._codec = codec;
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int num = 0;
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codec.Message = num;
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this.blocks = num;
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this.wbits = w;
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int[] array = new int[1];
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InflateBlocks inflateBlocks;
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inflateBlocks.bb = array;
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int[] array2 = new int[1];
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inflateBlocks.tb = array2;
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InflateCodes inflateCodes = new InflateCodes();
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inflateBlocks.codes = inflateCodes;
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InfTree infTree = new InfTree();
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inflateBlocks.inftree = infTree;
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inflateBlocks._codec = codec;
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int[] array3 = new int[4320];
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inflateBlocks.hufts = array3;
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byte[] array4;
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inflateBlocks.window = array4;
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inflateBlocks.checkfn = num;
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inflateBlocks.mode = (InflateBlocks.InflateBlockMode)num;
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uint num2 = inflateBlocks.Reset();
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this.blocks = inflateBlocks;
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ZlibCodec codec2 = this._codec;
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codec2.TotalBytesOut = (long)num;
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codec2.TotalBytesIn = (long)num;
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this._codec.Message = num;
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this.mode = (InflateManager.InflateManagerMode)((uint)7);
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uint num3 = this.blocks.Reset();
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return 0;
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}
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// Token: 0x0600D174 RID: 53620 RVA: 0x002FC2E0 File Offset: 0x002FA4E0
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[Token(Token = "0x600D174")]
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[Address(RVA = "0x241AE30", Offset = "0x2419E30", VA = "0x18241AE30")]
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internal int Inflate(FlushType flush)
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{
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/*
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An exception occurred when decompiling this method (0600D174)
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ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Int32 BestHTTP.Decompression.Zlib.InflateManager::Inflate(BestHTTP.Decompression.Zlib.FlushType)
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---> System.Exception: Basic block has to end with unconditional control flow.
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{
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IL_5BD:
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stloc:ZlibException(var_104_5C7, newobj:ZlibException(ZlibException::.ctor, ldstr:string("Stream error.")))
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}
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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
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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
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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
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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
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--- End of inner exception stack trace ---
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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
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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
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*/;
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}
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// Token: 0x0600D175 RID: 53621 RVA: 0x002FC8B8 File Offset: 0x002FAAB8
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[Token(Token = "0x600D175")]
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[Address(RVA = "0x241B9D0", Offset = "0x241A9D0", VA = "0x18241B9D0")]
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internal int SetDictionary(byte[] dictionary)
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{
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/*
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An exception occurred when decompiling this method (0600D175)
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ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Int32 BestHTTP.Decompression.Zlib.InflateManager::SetDictionary(System.Byte[])
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---> System.Exception: Basic block has to end with unconditional control flow.
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{
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IL_9A:
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stloc:ZlibException(var_14_A4, newobj:ZlibException(ZlibException::.ctor, ldstr:string("Stream error.")))
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}
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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
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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
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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
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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
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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
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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
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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
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--- End of inner exception stack trace ---
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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
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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
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*/;
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}
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// Token: 0x0600D176 RID: 53622 RVA: 0x002FC96C File Offset: 0x002FAB6C
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[Token(Token = "0x600D176")]
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[Address(RVA = "0x241BB90", Offset = "0x241AB90", VA = "0x18241BB90")]
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internal int Sync()
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{
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int num = 0;
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if (this.mode != InflateManager.InflateManagerMode.BAD)
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{
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this.mode = (InflateManager.InflateManagerMode)((ulong)13L);
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this.marker = num;
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}
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ZlibCodec codec = this._codec;
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int availableBytesIn = codec.AvailableBytesIn;
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if (availableBytesIn != 0)
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{
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int num2 = codec.NextIn;
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int num3 = this.marker;
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if (num3 < 4)
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{
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byte b = this._codec.InputBuffer[num2];
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byte[] array = InflateManager.mark;
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byte[] inputBuffer = this._codec.InputBuffer;
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if ("{il2cpp array field local11->}" == num)
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{
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uint num4;
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num4 -= (uint)num3;
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}
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num++;
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num2++;
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while ("{il2cpp array field local11->}" != num)
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{
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}
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}
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ZlibCodec codec2 = this._codec;
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this._codec.NextIn = num2;
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this._codec.AvailableBytesIn = availableBytesIn;
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this.marker = num;
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if (num == 4)
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{
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ZlibCodec codec3 = this._codec;
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long totalBytesIn = codec3.TotalBytesIn;
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long totalBytesOut = codec3.TotalBytesOut;
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codec3.TotalBytesOut = (long)num;
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codec3.TotalBytesIn = (long)num;
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this._codec.Message = num;
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uint num5;
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this.mode = (InflateManager.InflateManagerMode)num5;
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uint num6 = this.blocks.Reset();
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this._codec.TotalBytesIn = totalBytesIn;
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this._codec.TotalBytesOut = totalBytesOut;
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int num7 = 0;
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this.mode = (InflateManager.InflateManagerMode)num5;
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return num7;
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}
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}
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throw new NullReferenceException();
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}
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// Token: 0x0600D177 RID: 53623 RVA: 0x002FCAA8 File Offset: 0x002FACA8
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[Token(Token = "0x600D177")]
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[Address(RVA = "0x241BB60", Offset = "0x241AB60", VA = "0x18241BB60")]
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internal int SyncPoint(ZlibCodec z)
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{
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bool flag = this.blocks.mode == InflateBlocks.InflateBlockMode.LENS;
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throw new NullReferenceException();
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}
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// Token: 0x0600D178 RID: 53624 RVA: 0x002FCACC File Offset: 0x002FACCC
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// Note: this type is marked as 'beforefieldinit'.
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[Token(Token = "0x600D178")]
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[Address(RVA = "0x241BE00", Offset = "0x241AE00", VA = "0x18241BE00")]
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static InflateManager()
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{
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byte[] array = new byte[4];
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array[0] = (byte)((ulong)255L);
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array[0] = (byte)((ulong)255L);
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InflateManager.mark = array;
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}
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// Token: 0x040084FF RID: 34047
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[Token(Token = "0x40084FF")]
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private const int PRESET_DICT = 32;
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// Token: 0x04008500 RID: 34048
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[Token(Token = "0x4008500")]
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private const int Z_DEFLATED = 8;
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// Token: 0x04008501 RID: 34049
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[FieldOffset(Offset = "0x10")]
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[Token(Token = "0x4008501")]
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private InflateManager.InflateManagerMode mode;
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// Token: 0x04008502 RID: 34050
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[FieldOffset(Offset = "0x18")]
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[Token(Token = "0x4008502")]
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internal ZlibCodec _codec;
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// Token: 0x04008503 RID: 34051
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[FieldOffset(Offset = "0x20")]
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[Token(Token = "0x4008503")]
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internal int method;
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// Token: 0x04008504 RID: 34052
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[FieldOffset(Offset = "0x24")]
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[Token(Token = "0x4008504")]
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internal uint computedCheck;
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// Token: 0x04008505 RID: 34053
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[FieldOffset(Offset = "0x28")]
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[Token(Token = "0x4008505")]
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internal uint expectedCheck;
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// Token: 0x04008506 RID: 34054
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[FieldOffset(Offset = "0x2C")]
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[Token(Token = "0x4008506")]
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internal int marker;
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// Token: 0x04008507 RID: 34055
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[FieldOffset(Offset = "0x30")]
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[Token(Token = "0x4008507")]
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private bool _handleRfc1950HeaderBytes = true;
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// Token: 0x04008508 RID: 34056
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[FieldOffset(Offset = "0x34")]
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[Token(Token = "0x4008508")]
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internal int wbits;
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// Token: 0x04008509 RID: 34057
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[FieldOffset(Offset = "0x38")]
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[Token(Token = "0x4008509")]
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internal InflateBlocks blocks;
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// Token: 0x0400850A RID: 34058
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[Token(Token = "0x400850A")]
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private static readonly byte[] mark;
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// Token: 0x0200208D RID: 8333
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[Token(Token = "0x200208D")]
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private enum InflateManagerMode
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{
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// Token: 0x0400850C RID: 34060
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[Token(Token = "0x400850C")]
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METHOD,
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// Token: 0x0400850D RID: 34061
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[Token(Token = "0x400850D")]
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FLAG,
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// Token: 0x0400850E RID: 34062
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[Token(Token = "0x400850E")]
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DICT4,
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// Token: 0x0400850F RID: 34063
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[Token(Token = "0x400850F")]
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DICT3,
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// Token: 0x04008510 RID: 34064
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[Token(Token = "0x4008510")]
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DICT2,
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// Token: 0x04008511 RID: 34065
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[Token(Token = "0x4008511")]
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DICT1,
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// Token: 0x04008512 RID: 34066
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[Token(Token = "0x4008512")]
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DICT0,
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// Token: 0x04008513 RID: 34067
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[Token(Token = "0x4008513")]
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BLOCKS,
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// Token: 0x04008514 RID: 34068
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[Token(Token = "0x4008514")]
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CHECK4,
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// Token: 0x04008515 RID: 34069
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[Token(Token = "0x4008515")]
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CHECK3,
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// Token: 0x04008516 RID: 34070
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[Token(Token = "0x4008516")]
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CHECK2,
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// Token: 0x04008517 RID: 34071
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[Token(Token = "0x4008517")]
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CHECK1,
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// Token: 0x04008518 RID: 34072
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[Token(Token = "0x4008518")]
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DONE,
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// Token: 0x04008519 RID: 34073
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[Token(Token = "0x4008519")]
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BAD
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}
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}
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}
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