using System; using System.Runtime.CompilerServices; using Cpp2IlInjected; namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Engines { // Token: 0x02001D8F RID: 7567 [Token(Token = "0x2001D8F")] public class SkipjackEngine : IBlockCipher { // Token: 0x0600BCCC RID: 48332 RVA: 0x0029DCF4 File Offset: 0x0029BEF4 [Token(Token = "0x600BCCC")] [Address(RVA = "0x2744EA0", Offset = "0x2743EA0", VA = "0x182744EA0", Slot = "10")] public virtual void Init(bool forEncryption, ICipherParameters parameters) { /* An exception occurred when decompiling this method (0600BCCC) ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Void BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Engines.SkipjackEngine::Init(System.Boolean,BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.ICipherParameters) ---> System.Exception: Basic block has to end with unconditional control flow. { IL_10A: stloc:ArgumentException(var_26_11B, newobj:ArgumentException(ArgumentException::.ctor, call:string(string::Concat, ldstr:string("invalid parameter passed to SKIPJACK init - "), ldloc:string(var_25)))) } 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: 0x17001D91 RID: 7569 // (get) Token: 0x0600BCCD RID: 48333 RVA: 0x0029DE20 File Offset: 0x0029C020 [Token(Token = "0x17001D91")] public virtual string AlgorithmName { [Token(Token = "0x600BCCD")] [Address(RVA = "0x27453E0", Offset = "0x27443E0", VA = "0x1827453E0", Slot = "11")] get { return "SKIPJACK"; } } // Token: 0x17001D92 RID: 7570 // (get) Token: 0x0600BCCE RID: 48334 RVA: 0x0029DE34 File Offset: 0x0029C034 [Token(Token = "0x17001D92")] public virtual bool IsPartialBlockOkay { [Token(Token = "0x600BCCE")] [Address(RVA = "0x424690", Offset = "0x423690", VA = "0x180424690", Slot = "12")] get { } } // Token: 0x0600BCCF RID: 48335 RVA: 0x0029DE44 File Offset: 0x0029C044 [Token(Token = "0x600BCCF")] [Address(RVA = "0x681E00", Offset = "0x680E00", VA = "0x180681E00", Slot = "13")] public virtual int GetBlockSize() { return 8; } // Token: 0x0600BCD0 RID: 48336 RVA: 0x0029DE54 File Offset: 0x0029C054 [Token(Token = "0x600BCD0")] [Address(RVA = "0x2745250", Offset = "0x2744250", VA = "0x182745250", Slot = "14")] public virtual int ProcessBlock(byte[] input, int inOff, byte[] output, int outOff) { /* An exception occurred when decompiling this method (0600BCD0) ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Int32 BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Engines.SkipjackEngine::ProcessBlock(System.Byte[],System.Int32,System.Byte[],System.Int32) ---> System.Exception: Basic block has to end with unconditional control flow. { IL_2B: stloc:InvalidOperationException(var_2_35, newobj:InvalidOperationException(InvalidOperationException::.ctor, ldstr:string("SKIPJACK engine not initialised"))) } at ICSharpCode.Decompiler.ILAst.ILAstOptimizer.FlattenBasicBlocks(ILNode node) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 1852 at ICSharpCode.Decompiler.ILAst.ILAstOptimizer.FlattenBasicBlocks(ILNode node) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 1878 at ICSharpCode.Decompiler.ILAst.ILAstOptimizer.FlattenBasicBlocks(ILNode node) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 1878 at ICSharpCode.Decompiler.ILAst.ILAstOptimizer.FlattenBasicBlocks(ILNode node) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 1846 at ICSharpCode.Decompiler.ILAst.ILAstOptimizer.Optimize(DecompilerContext context, ILBlock method, AutoPropertyProvider autoPropertyProvider, StateMachineKind& stateMachineKind, MethodDef& inlinedMethod, AsyncMethodDebugInfo& asyncInfo, ILAstOptimizationStep abortBeforeStep) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 355 at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(IEnumerable`1 parameters, MethodDebugInfoBuilder& builder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 123 at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(MethodDef methodDef, DecompilerContext context, AutoPropertyProvider autoPropertyProvider, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, StringBuilder sb, MethodDebugInfoBuilder& stmtsBuilder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 88 --- End of inner exception stack trace --- at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(MethodDef methodDef, DecompilerContext context, AutoPropertyProvider autoPropertyProvider, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, StringBuilder sb, MethodDebugInfoBuilder& stmtsBuilder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 92 at ICSharpCode.Decompiler.Ast.AstBuilder.AddMethodBody(EntityDeclaration methodNode, EntityDeclaration& updatedNode, MethodDef method, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, MethodKind methodKind) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstBuilder.cs:line 1663 */; } // Token: 0x0600BCD1 RID: 48337 RVA: 0x0000220F File Offset: 0x0000040F [Token(Token = "0x600BCD1")] [Address(RVA = "0x4242D0", Offset = "0x4232D0", VA = "0x1804242D0", Slot = "15")] public virtual void Reset() { throw new AnalysisFailedException("CPP2IL failed to recover any usable IL for this method."); } // Token: 0x0600BCD2 RID: 48338 RVA: 0x0029DE98 File Offset: 0x0029C098 [Token(Token = "0x600BCD2")] [Address(RVA = "0x2744A90", Offset = "0x2743A90", VA = "0x182744A90")] private int G(int k, int w) { short[] array = SkipjackEngine.ftable; int num = this.key0[k]; int length = array.Length; int num2 = this.key1[k]; int num3 = this.key2[k]; int num4 = this.key3[k]; return num3 + num3; } // Token: 0x0600BCD3 RID: 48339 RVA: 0x0029DEF8 File Offset: 0x0029C0F8 [Token(Token = "0x600BCD3")] [Address(RVA = "0x2744740", Offset = "0x2743740", VA = "0x182744740", Slot = "16")] public virtual int EncryptBlock(byte[] input, int inOff, byte[] outBytes, int outOff) { int length = input.Length; int num = inOff + 1; byte b; byte b2; b += b2; byte b3; b3 += b2; byte b4; b4 += b2; byte b5; b5 += b2; int num2 = 0; b5 = b4; b4 = b3; int num3 = this.G(num2, (int)b); num2++; while (inOff != length) { } b5 = b4; int num4 = this.G(num2, num2); num2++; while (inOff != length) { } while (inOff != length) { } throw new NullReferenceException(); } // Token: 0x0600BCD4 RID: 48340 RVA: 0x0029DF6C File Offset: 0x0029C16C [Token(Token = "0x600BCD4")] [Address(RVA = "0x2744C90", Offset = "0x2743C90", VA = "0x182744C90")] private int H(int k, int w) { short[] array = SkipjackEngine.ftable; int num = this.key3[k]; int length = array.Length; int num2 = this.key2[k]; int num3 = this.key1[k]; int num4 = this.key0[k]; return w; } // Token: 0x0600BCD5 RID: 48341 RVA: 0x0029DFC4 File Offset: 0x0029C1C4 [Token(Token = "0x600BCD5")] [Address(RVA = "0x27443E0", Offset = "0x27433E0", VA = "0x1827443E0", Slot = "17")] public virtual int DecryptBlock(byte[] input, int inOff, byte[] outBytes, int outOff) { int length = input.Length; int num = inOff + 1; byte b; byte b2; b += b2; byte b3; b3 += b2; byte b4; b4 += b2; byte b5; b5 += b2; b4 = b5; b5 = b; uint num3; int num2 = this.H((int)num3, (int)b3); uint num4 = num3 + 1U; while (inOff != length) { } uint num5 = num3 + 1U; b4 = b5; int num6 = this.H((int)num3, (int)num4); while (inOff != length) { } while (inOff != length) { } throw new NullReferenceException(); } // Token: 0x0600BCD6 RID: 48342 RVA: 0x0029E034 File Offset: 0x0029C234 [Token(Token = "0x600BCD6")] [Address(RVA = "0x412370", Offset = "0x411370", VA = "0x180412370")] public SkipjackEngine() { this.Reset(); } // Token: 0x0600BCD7 RID: 48343 RVA: 0x0029E048 File Offset: 0x0029C248 // Note: this type is marked as 'beforefieldinit'. [Token(Token = "0x600BCD7")] [Address(RVA = "0x2745380", Offset = "0x2744380", VA = "0x182745380")] static SkipjackEngine() { short[] array = new short[256]; RuntimeHelpers.InitializeArray(array, fieldof(.21A3E0CD2847E2F12EEE37749A9E206494A55100).FieldHandle); SkipjackEngine.ftable = array; } // Token: 0x040076E9 RID: 30441 [Token(Token = "0x40076E9")] private const int BLOCK_SIZE = 8; // Token: 0x040076EA RID: 30442 [Token(Token = "0x40076EA")] private static readonly short[] ftable; // Token: 0x040076EB RID: 30443 [FieldOffset(Offset = "0x10")] [Token(Token = "0x40076EB")] private int[] key0; // Token: 0x040076EC RID: 30444 [FieldOffset(Offset = "0x18")] [Token(Token = "0x40076EC")] private int[] key1; // Token: 0x040076ED RID: 30445 [FieldOffset(Offset = "0x20")] [Token(Token = "0x40076ED")] private int[] key2; // Token: 0x040076EE RID: 30446 [FieldOffset(Offset = "0x28")] [Token(Token = "0x40076EE")] private int[] key3; // Token: 0x040076EF RID: 30447 [FieldOffset(Offset = "0x30")] [Token(Token = "0x40076EF")] private bool encrypting; } }