using System; using System.Runtime.InteropServices; using Cpp2IlInjected; using Hjg.Pngcs; namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Engines { // Token: 0x020016DE RID: 5854 [Token(Token = "0x20016DE")] [StructLayout(3)] public class XteaEngine : IBlockCipher { // Token: 0x06009D83 RID: 40323 RVA: 0x002420D0 File Offset: 0x002402D0 [Token(Token = "0x6009D83")] [Address(RVA = "0x1F62CD0", Offset = "0x1F616D0", VA = "0x181F62CD0")] public XteaEngine() { uint[] array = new uint[4]; this._S = array; uint[] array2 = new uint[32]; this._sum0 = array2; uint[] array3 = new uint[32]; this._sum1 = array3; this.Reset(); this._initialised = false; } // Token: 0x17001900 RID: 6400 // (get) Token: 0x06009D84 RID: 40324 RVA: 0x00242118 File Offset: 0x00240318 [Token(Token = "0x17001900")] public virtual string AlgorithmName { [Token(Token = "0x6009D84")] [Address(RVA = "0x1F62F80", Offset = "0x1F61980", VA = "0x181F62F80", Slot = "10")] get { return "XTEA"; } } // Token: 0x17001901 RID: 6401 // (get) Token: 0x06009D85 RID: 40325 RVA: 0x0024212C File Offset: 0x0024032C [Token(Token = "0x17001901")] public virtual bool IsPartialBlockOkay { [Token(Token = "0x6009D85")] [Address(RVA = "0x413970", Offset = "0x412370", VA = "0x180413970", Slot = "11")] get { } } // Token: 0x06009D86 RID: 40326 RVA: 0x0024213C File Offset: 0x0024033C [Token(Token = "0x6009D86")] [Address(RVA = "0x56E570", Offset = "0x56CF70", VA = "0x18056E570", Slot = "12")] public virtual int GetBlockSize() { return 8; } // Token: 0x06009D87 RID: 40327 RVA: 0x0024214C File Offset: 0x0024034C [Token(Token = "0x6009D87")] [Address(RVA = "0x1F627C0", Offset = "0x1F611C0", VA = "0x181F627C0", Slot = "13")] public virtual void Init(bool forEncryption, ICipherParameters parameters) { /* An exception occurred when decompiling this method (06009D87) ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Void BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Engines.XteaEngine::Init(System.Boolean,BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.ICipherParameters) ---> System.Exception: Basic block has to end with unconditional control flow. { IL_98: stloc:ArgumentException(var_12_A9, newobj:ArgumentException(ArgumentException::.ctor, call:string(string::Concat, ldstr:string("invalid parameter passed to TEA init - "), ldloc:string(var_11)))) } 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: 0x06009D88 RID: 40328 RVA: 0x00242204 File Offset: 0x00240404 [Token(Token = "0x6009D88")] [Address(RVA = "0x1F62A60", Offset = "0x1F61460", VA = "0x181F62A60", Slot = "14")] public virtual int ProcessBlock(byte[] inBytes, int inOff, byte[] outBytes, int outOff) { /* An exception occurred when decompiling this method (06009D88) ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Int32 BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Engines.XteaEngine::ProcessBlock(System.Byte[],System.Int32,System.Byte[],System.Int32) ---> System.Exception: Basic block has to end with unconditional control flow. { IL_43: stloc:InvalidOperationException(var_9_4A, newobj:InvalidOperationException(InvalidOperationException::.ctor, ldloc:string(var_8))) } 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: 0x06009D89 RID: 40329 RVA: 0x0000220F File Offset: 0x0000040F [Token(Token = "0x6009D89")] [Address(RVA = "0x3C9F60", Offset = "0x3C8960", VA = "0x1803C9F60", Slot = "15")] public virtual void Reset() { throw new AnalysisFailedException("CPP2IL failed to recover any usable IL for this method."); } // Token: 0x06009D8A RID: 40330 RVA: 0x0024225C File Offset: 0x0024045C [Token(Token = "0x6009D8A")] [Address(RVA = "0x1F62FB0", Offset = "0x1F619B0", VA = "0x181F62FB0")] private void setKey(byte[] key) { int num = 0; uint[] s = this._S; int num2 = PngHelperInternal.ReadInt4fromBytes(key, num); num += 4; num++; s[0] = (uint)num2; uint[] s2 = this._S; uint[] sum = this._sum0; uint num3 = s2[num]; num3 += (uint)num; sum[0] = num3; uint[] s3 = this._S; uint[] sum2 = this._sum1; uint num4 = s3[num]; num++; num4 += (uint)num; sum2[0] = num4; } // Token: 0x06009D8B RID: 40331 RVA: 0x002422E8 File Offset: 0x002404E8 [Token(Token = "0x6009D8B")] [Address(RVA = "0x1F62E60", Offset = "0x1F61860", VA = "0x181F62E60")] private int encryptBlock(byte[] inBytes, int inOff, byte[] outBytes, int outOff) { uint[] sum = this._sum0; int num = 0; uint[] sum2 = this._sum1; num++; throw new NullReferenceException(); } // Token: 0x06009D8C RID: 40332 RVA: 0x00242310 File Offset: 0x00240510 [Token(Token = "0x6009D8C")] [Address(RVA = "0x1F62D50", Offset = "0x1F61750", VA = "0x181F62D50")] private int decryptBlock(byte[] inBytes, int inOff, byte[] outBytes, int outOff) { uint[] sum = this._sum1; uint[] sum2 = this._sum0; throw new NullReferenceException(); } // Token: 0x040067B7 RID: 26551 [Token(Token = "0x40067B7")] private const int rounds = 32; // Token: 0x040067B8 RID: 26552 [Token(Token = "0x40067B8")] private const int block_size = 8; // Token: 0x040067B9 RID: 26553 [Token(Token = "0x40067B9")] private const int delta = -1640531527; // Token: 0x040067BA RID: 26554 [global::Cpp2IlInjected.FieldOffset(Offset = "0x10")] [Token(Token = "0x40067BA")] private uint[] _S; // Token: 0x040067BB RID: 26555 [global::Cpp2IlInjected.FieldOffset(Offset = "0x18")] [Token(Token = "0x40067BB")] private uint[] _sum0; // Token: 0x040067BC RID: 26556 [global::Cpp2IlInjected.FieldOffset(Offset = "0x20")] [Token(Token = "0x40067BC")] private uint[] _sum1; // Token: 0x040067BD RID: 26557 [global::Cpp2IlInjected.FieldOffset(Offset = "0x28")] [Token(Token = "0x40067BD")] private bool _initialised; // Token: 0x040067BE RID: 26558 [global::Cpp2IlInjected.FieldOffset(Offset = "0x29")] [Token(Token = "0x40067BE")] private bool _forEncryption; } }