niko
355 lines
14 KiB
C#
355 lines
14 KiB
C#
using System;
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using System.Runtime.CompilerServices;
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using System.Runtime.InteropServices;
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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: 0x020019CB RID: 6603
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[Token(Token = "0x20019CB")]
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[StructLayout(3)]
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internal sealed class InflateBlocks
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{
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// Token: 0x0600B1B8 RID: 45496 RVA: 0x0029A0BC File Offset: 0x002982BC
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[Token(Token = "0x600B1B8")]
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[Address(RVA = "0x1F155E0", Offset = "0x1F13FE0", VA = "0x181F155E0")]
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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: 0x0600B1B9 RID: 45497 RVA: 0x0029A150 File Offset: 0x00298350
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[Token(Token = "0x600B1B9")]
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[Address(RVA = "0x1F15460", Offset = "0x1F13E60", VA = "0x181F15460")]
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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: 0x0600B1BA RID: 45498 RVA: 0x0029A1A4 File Offset: 0x002983A4
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[Token(Token = "0x600B1BA")]
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[Address(RVA = "0x1F13DE0", Offset = "0x1F127E0", VA = "0x181F13DE0")]
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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 (0600B1BA)
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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: 0x0600B1BB RID: 45499 RVA: 0x0029AD68 File Offset: 0x00298F68
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[Token(Token = "0x600B1BB")]
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[Address(RVA = "0x1F13D60", Offset = "0x1F12760", VA = "0x181F13D60")]
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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: 0x0600B1BC RID: 45500 RVA: 0x0029AD98 File Offset: 0x00298F98
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[Token(Token = "0x600B1BC")]
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[Address(RVA = "0x1F15520", Offset = "0x1F13F20", VA = "0x181F15520")]
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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: 0x0600B1BD RID: 45501 RVA: 0x0029ADC8 File Offset: 0x00298FC8
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[Token(Token = "0x600B1BD")]
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[Address(RVA = "0x1F15570", Offset = "0x1F13F70", VA = "0x181F15570")]
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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 (0600B1BD)
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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: 0x0600B1BE RID: 45502 RVA: 0x0029ADE0 File Offset: 0x00298FE0
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[Token(Token = "0x600B1BE")]
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[Address(RVA = "0x1F13BB0", Offset = "0x1F125B0", VA = "0x181F13BB0")]
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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: 0x0600B1BF RID: 45503 RVA: 0x0029AF14 File Offset: 0x00299114
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// Note: this type is marked as 'beforefieldinit'.
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[Token(Token = "0x600B1BF")]
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[Address(RVA = "0x1F15580", Offset = "0x1F13F80", VA = "0x181F15580")]
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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: 0x040074C9 RID: 29897
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[Token(Token = "0x40074C9")]
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private const int MANY = 1440;
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// Token: 0x040074CA RID: 29898
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[Token(Token = "0x40074CA")]
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internal static readonly int[] border;
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// Token: 0x040074CB RID: 29899
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[global::Cpp2IlInjected.FieldOffset(Offset = "0x10")]
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[Token(Token = "0x40074CB")]
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private InflateBlocks.InflateBlockMode mode;
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// Token: 0x040074CC RID: 29900
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[global::Cpp2IlInjected.FieldOffset(Offset = "0x14")]
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[Token(Token = "0x40074CC")]
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internal int left;
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// Token: 0x040074CD RID: 29901
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[global::Cpp2IlInjected.FieldOffset(Offset = "0x18")]
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[Token(Token = "0x40074CD")]
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internal int table;
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// Token: 0x040074CE RID: 29902
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[global::Cpp2IlInjected.FieldOffset(Offset = "0x1C")]
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[Token(Token = "0x40074CE")]
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internal int index;
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// Token: 0x040074CF RID: 29903
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[global::Cpp2IlInjected.FieldOffset(Offset = "0x20")]
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[Token(Token = "0x40074CF")]
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internal int[] blens;
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// Token: 0x040074D0 RID: 29904
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[global::Cpp2IlInjected.FieldOffset(Offset = "0x28")]
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[Token(Token = "0x40074D0")]
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internal int[] bb;
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// Token: 0x040074D1 RID: 29905
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[global::Cpp2IlInjected.FieldOffset(Offset = "0x30")]
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[Token(Token = "0x40074D1")]
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internal int[] tb;
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// Token: 0x040074D2 RID: 29906
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[global::Cpp2IlInjected.FieldOffset(Offset = "0x38")]
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[Token(Token = "0x40074D2")]
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internal InflateCodes codes;
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// Token: 0x040074D3 RID: 29907
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[global::Cpp2IlInjected.FieldOffset(Offset = "0x40")]
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[Token(Token = "0x40074D3")]
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internal int last;
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// Token: 0x040074D4 RID: 29908
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[global::Cpp2IlInjected.FieldOffset(Offset = "0x48")]
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[Token(Token = "0x40074D4")]
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internal ZlibCodec _codec;
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// Token: 0x040074D5 RID: 29909
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[global::Cpp2IlInjected.FieldOffset(Offset = "0x50")]
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[Token(Token = "0x40074D5")]
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internal int bitk;
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// Token: 0x040074D6 RID: 29910
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[global::Cpp2IlInjected.FieldOffset(Offset = "0x54")]
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[Token(Token = "0x40074D6")]
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internal int bitb;
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// Token: 0x040074D7 RID: 29911
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[global::Cpp2IlInjected.FieldOffset(Offset = "0x58")]
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[Token(Token = "0x40074D7")]
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internal int[] hufts;
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// Token: 0x040074D8 RID: 29912
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[global::Cpp2IlInjected.FieldOffset(Offset = "0x60")]
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[Token(Token = "0x40074D8")]
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internal byte[] window;
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// Token: 0x040074D9 RID: 29913
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[global::Cpp2IlInjected.FieldOffset(Offset = "0x68")]
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[Token(Token = "0x40074D9")]
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internal int end;
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// Token: 0x040074DA RID: 29914
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[global::Cpp2IlInjected.FieldOffset(Offset = "0x6C")]
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[Token(Token = "0x40074DA")]
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internal int readAt;
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// Token: 0x040074DB RID: 29915
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[global::Cpp2IlInjected.FieldOffset(Offset = "0x70")]
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[Token(Token = "0x40074DB")]
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internal int writeAt;
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// Token: 0x040074DC RID: 29916
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[global::Cpp2IlInjected.FieldOffset(Offset = "0x78")]
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[Token(Token = "0x40074DC")]
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internal object checkfn;
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// Token: 0x040074DD RID: 29917
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[global::Cpp2IlInjected.FieldOffset(Offset = "0x80")]
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[Token(Token = "0x40074DD")]
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internal uint check;
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// Token: 0x040074DE RID: 29918
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[global::Cpp2IlInjected.FieldOffset(Offset = "0x88")]
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[Token(Token = "0x40074DE")]
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internal InfTree inftree;
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// Token: 0x020019CC RID: 6604
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[Token(Token = "0x20019CC")]
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private enum InflateBlockMode
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{
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// Token: 0x040074E0 RID: 29920
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[Token(Token = "0x40074E0")]
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TYPE,
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// Token: 0x040074E1 RID: 29921
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[Token(Token = "0x40074E1")]
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LENS,
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// Token: 0x040074E2 RID: 29922
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[Token(Token = "0x40074E2")]
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STORED,
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// Token: 0x040074E3 RID: 29923
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[Token(Token = "0x40074E3")]
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TABLE,
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// Token: 0x040074E4 RID: 29924
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[Token(Token = "0x40074E4")]
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BTREE,
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// Token: 0x040074E5 RID: 29925
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[Token(Token = "0x40074E5")]
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DTREE,
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// Token: 0x040074E6 RID: 29926
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[Token(Token = "0x40074E6")]
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CODES,
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// Token: 0x040074E7 RID: 29927
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[Token(Token = "0x40074E7")]
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DRY,
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// Token: 0x040074E8 RID: 29928
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[Token(Token = "0x40074E8")]
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DONE,
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// Token: 0x040074E9 RID: 29929
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[Token(Token = "0x40074E9")]
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BAD
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}
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}
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}
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