niko
353 lines
13 KiB
C#
353 lines
13 KiB
C#
using System;
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using System.Runtime.CompilerServices;
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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: 0x02002088 RID: 8328
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[Token(Token = "0x2002088")]
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internal sealed class InflateBlocks
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{
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// Token: 0x0600D160 RID: 53600 RVA: 0x002FAD80 File Offset: 0x002F8F80
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[Token(Token = "0x600D160")]
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[Address(RVA = "0x24193C0", Offset = "0x24183C0", VA = "0x1824193C0")]
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internal InflateBlocks(ZlibCodec codec, object checkfn, int w)
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{
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int[] array = new int[1];
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this.bb = array;
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int[] array2 = new int[1];
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this.tb = array2;
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InflateCodes inflateCodes = new InflateCodes();
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this.codes = inflateCodes;
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InfTree infTree = new InfTree();
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this.inftree = infTree;
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base..ctor();
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this._codec = codec;
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int[] array3 = new int[4320];
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this.hufts = array3;
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byte[] array4 = VariableSizedBufferPool.Get((long)w, true);
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this.window = array4;
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this.end = w;
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this.checkfn = checkfn;
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this.mode = (InflateBlocks.InflateBlockMode)((ulong)0L);
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uint num = this.Reset();
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}
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// Token: 0x0600D161 RID: 53601 RVA: 0x002FAE14 File Offset: 0x002F9014
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[Token(Token = "0x600D161")]
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[Address(RVA = "0x2419250", Offset = "0x2418250", VA = "0x182419250")]
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internal uint Reset()
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{
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uint num = this.check;
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int num2 = 0;
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this.mode = (InflateBlocks.InflateBlockMode)num2;
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this.bitk = num2;
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this.readAt = num2;
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if (this.checkfn != num2)
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{
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ZlibCodec codec = this._codec;
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this.check = (uint)((ulong)1L);
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codec._Adler32 = (uint)((ulong)1L);
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}
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return num;
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}
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// Token: 0x0600D162 RID: 53602 RVA: 0x002FAE68 File Offset: 0x002F9068
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[Token(Token = "0x600D162")]
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[Address(RVA = "0x2417BD0", Offset = "0x2416BD0", VA = "0x182417BD0")]
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internal int Process(int r)
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{
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/*
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An exception occurred when decompiling this method (0600D162)
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ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Int32 BestHTTP.Decompression.Zlib.InflateBlocks::Process(System.Int32)
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---> System.Exception: Basic block has to end with unconditional control flow.
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{
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IL_B98:
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stloc:ZlibCodec(var_179_B9E, ldfld:ZlibCodec(InflateBlocks::_codec, ldloc:InflateBlocks(this)))
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stfld:int32(InflateBlocks::bitb, ldloc:InflateBlocks(this), ldc.i4:int32(0))
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stfld:int32(InflateBlocks::bitk, ldloc:InflateBlocks(this), ldc.i4:int32(0))
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stfld:int32(ZlibCodec::AvailableBytesIn, ldloc:ZlibCodec(var_179_B9E), ldc.i4:int32(0))
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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: 0x0600D163 RID: 53603 RVA: 0x002FBA2C File Offset: 0x002F9C2C
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[Token(Token = "0x600D163")]
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[Address(RVA = "0x2417B50", Offset = "0x2416B50", VA = "0x182417B50")]
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internal void Free()
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{
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uint num = this.Reset();
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VariableSizedBufferPool.Release(this.window);
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int num2 = 0;
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this.window = num2;
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this.hufts = num2;
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}
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// Token: 0x0600D164 RID: 53604 RVA: 0x002FBA5C File Offset: 0x002F9C5C
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[Token(Token = "0x600D164")]
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[Address(RVA = "0x2419310", Offset = "0x2418310", VA = "0x182419310")]
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internal void SetDictionary(byte[] d, int start, int n)
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{
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byte[] array = this.window;
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int num = 0;
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Array.Copy(d, start, array, num, n);
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this.writeAt = n;
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this.readAt = n;
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}
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// Token: 0x0600D165 RID: 53605 RVA: 0x002FBA8C File Offset: 0x002F9C8C
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[Token(Token = "0x600D165")]
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[Address(RVA = "0x4EAF20", Offset = "0x4E9F20", VA = "0x1804EAF20")]
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internal int SyncPoint()
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{
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/*
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An exception occurred when decompiling this method (0600D165)
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ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Int32 BestHTTP.Decompression.Zlib.InflateBlocks::SyncPoint()
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---> System.Exception: Basic block has to end with unconditional control flow.
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{
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Block_0:
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stloc:bool(var_0_09, ceq:bool(ldfld:InflateBlockMode(InflateBlocks::mode, ldloc:InflateBlocks(this)), ldc.i4:InflateBlockMode(1)))
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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: 0x0600D166 RID: 53606 RVA: 0x002FBAA4 File Offset: 0x002F9CA4
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[Token(Token = "0x600D166")]
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[Address(RVA = "0x24179A0", Offset = "0x24169A0", VA = "0x1824179A0")]
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internal int Flush(int r)
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{
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int num = this.readAt;
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int num2 = 0;
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int num3 = this.writeAt;
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if (num2 != 0 || num > num3)
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{
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}
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num3 -= num;
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if (num3 != 0)
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{
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ZlibCodec codec = this._codec;
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int num4 = codec.AvailableBytesOut;
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if (num3 > num4)
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{
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num3 = num4;
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}
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if (num3 != 0)
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{
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}
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num4 -= num3;
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codec.AvailableBytesOut = num4;
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ZlibCodec codec2 = this._codec;
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if (this.checkfn != num2)
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{
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int num5 = this.readAt;
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ZlibCodec codec3 = this._codec;
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uint num6 = this.check;
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byte[] array = this.window;
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uint num7 = Adler.Adler32(num6, array, num5, num3);
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this.check = num7;
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codec3._Adler32 = num7;
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}
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ZlibCodec codec4 = this._codec;
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int nextOut = codec4.NextOut;
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byte[] outputBuffer = codec4.OutputBuffer;
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int num8 = this.readAt;
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Array.Copy(this.window, num8, outputBuffer, nextOut, num3);
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ZlibCodec codec5 = this._codec;
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int num9 = this.readAt;
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int num10 = this.end;
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num9 += num3;
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this.readAt = num9;
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if (num9 == num10 && num2 == 0)
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{
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this.readAt = num2;
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if (this.writeAt != num10)
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{
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goto IL_11C;
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}
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this.writeAt = num2;
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}
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num2++;
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IL_11C:
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num2++;
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}
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return num2;
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}
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// Token: 0x0600D167 RID: 53607 RVA: 0x002FBBD8 File Offset: 0x002F9DD8
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// Note: this type is marked as 'beforefieldinit'.
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[Token(Token = "0x600D167")]
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[Address(RVA = "0x2419360", Offset = "0x2418360", VA = "0x182419360")]
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static InflateBlocks()
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{
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int[] array = new int[19];
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RuntimeHelpers.InitializeArray(array, fieldof(<PrivateImplementationDetails>.1FDC8DB567F5AAA7068D0D2A601CD71657CBDF38).FieldHandle);
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InflateBlocks.border = array;
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}
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// Token: 0x040084C5 RID: 33989
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[Token(Token = "0x40084C5")]
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private const int MANY = 1440;
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// Token: 0x040084C6 RID: 33990
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[Token(Token = "0x40084C6")]
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internal static readonly int[] border;
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// Token: 0x040084C7 RID: 33991
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[FieldOffset(Offset = "0x10")]
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[Token(Token = "0x40084C7")]
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private InflateBlocks.InflateBlockMode mode;
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// Token: 0x040084C8 RID: 33992
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[FieldOffset(Offset = "0x14")]
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[Token(Token = "0x40084C8")]
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internal int left;
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// Token: 0x040084C9 RID: 33993
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[FieldOffset(Offset = "0x18")]
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[Token(Token = "0x40084C9")]
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internal int table;
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// Token: 0x040084CA RID: 33994
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[FieldOffset(Offset = "0x1C")]
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[Token(Token = "0x40084CA")]
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internal int index;
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// Token: 0x040084CB RID: 33995
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[FieldOffset(Offset = "0x20")]
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[Token(Token = "0x40084CB")]
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internal int[] blens;
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// Token: 0x040084CC RID: 33996
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[FieldOffset(Offset = "0x28")]
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[Token(Token = "0x40084CC")]
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internal int[] bb;
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// Token: 0x040084CD RID: 33997
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[FieldOffset(Offset = "0x30")]
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[Token(Token = "0x40084CD")]
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internal int[] tb;
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// Token: 0x040084CE RID: 33998
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[FieldOffset(Offset = "0x38")]
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[Token(Token = "0x40084CE")]
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internal InflateCodes codes;
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// Token: 0x040084CF RID: 33999
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[FieldOffset(Offset = "0x40")]
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[Token(Token = "0x40084CF")]
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internal int last;
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// Token: 0x040084D0 RID: 34000
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[FieldOffset(Offset = "0x48")]
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[Token(Token = "0x40084D0")]
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internal ZlibCodec _codec;
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// Token: 0x040084D1 RID: 34001
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[FieldOffset(Offset = "0x50")]
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[Token(Token = "0x40084D1")]
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internal int bitk;
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// Token: 0x040084D2 RID: 34002
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[FieldOffset(Offset = "0x54")]
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[Token(Token = "0x40084D2")]
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internal int bitb;
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// Token: 0x040084D3 RID: 34003
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[FieldOffset(Offset = "0x58")]
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[Token(Token = "0x40084D3")]
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internal int[] hufts;
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// Token: 0x040084D4 RID: 34004
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[FieldOffset(Offset = "0x60")]
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[Token(Token = "0x40084D4")]
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internal byte[] window;
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// Token: 0x040084D5 RID: 34005
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[FieldOffset(Offset = "0x68")]
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[Token(Token = "0x40084D5")]
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internal int end;
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// Token: 0x040084D6 RID: 34006
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[FieldOffset(Offset = "0x6C")]
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[Token(Token = "0x40084D6")]
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internal int readAt;
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// Token: 0x040084D7 RID: 34007
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[FieldOffset(Offset = "0x70")]
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[Token(Token = "0x40084D7")]
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internal int writeAt;
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// Token: 0x040084D8 RID: 34008
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[FieldOffset(Offset = "0x78")]
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[Token(Token = "0x40084D8")]
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internal object checkfn;
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// Token: 0x040084D9 RID: 34009
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[FieldOffset(Offset = "0x80")]
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[Token(Token = "0x40084D9")]
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internal uint check;
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// Token: 0x040084DA RID: 34010
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[FieldOffset(Offset = "0x88")]
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[Token(Token = "0x40084DA")]
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internal InfTree inftree;
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// Token: 0x02002089 RID: 8329
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[Token(Token = "0x2002089")]
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private enum InflateBlockMode
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{
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// Token: 0x040084DC RID: 34012
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[Token(Token = "0x40084DC")]
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TYPE,
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// Token: 0x040084DD RID: 34013
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[Token(Token = "0x40084DD")]
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LENS,
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// Token: 0x040084DE RID: 34014
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[Token(Token = "0x40084DE")]
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STORED,
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// Token: 0x040084DF RID: 34015
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[Token(Token = "0x40084DF")]
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TABLE,
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// Token: 0x040084E0 RID: 34016
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[Token(Token = "0x40084E0")]
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BTREE,
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// Token: 0x040084E1 RID: 34017
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[Token(Token = "0x40084E1")]
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DTREE,
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// Token: 0x040084E2 RID: 34018
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[Token(Token = "0x40084E2")]
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CODES,
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// Token: 0x040084E3 RID: 34019
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[Token(Token = "0x40084E3")]
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DRY,
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// Token: 0x040084E4 RID: 34020
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[Token(Token = "0x40084E4")]
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DONE,
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// Token: 0x040084E5 RID: 34021
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[Token(Token = "0x40084E5")]
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BAD
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}
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}
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}
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