using System; using System.Runtime.CompilerServices; using BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Utilities; using Cpp2IlInjected; namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Engines { // Token: 0x02001C8E RID: 7310 [Token(Token = "0x2001C8E")] public class DesEngine : IBlockCipher { // Token: 0x0600B767 RID: 46951 RVA: 0x0028902C File Offset: 0x0028722C [Token(Token = "0x600B767")] [Address(RVA = "0x3F6E20", Offset = "0x3F5C20", VA = "0x1803F6E20", Slot = "10")] public virtual int[] GetWorkingKey() { return this.workingKey; } // Token: 0x0600B768 RID: 46952 RVA: 0x00289040 File Offset: 0x00287240 [Token(Token = "0x600B768")] [Address(RVA = "0x1DC6D70", Offset = "0x1DC5B70", VA = "0x181DC6D70", Slot = "11")] public virtual void Init(bool forEncryption, ICipherParameters parameters) { /* An exception occurred when decompiling this method (0600B768) ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Void BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Engines.DesEngine::Init(System.Boolean,BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.ICipherParameters) ---> System.Exception: Basic block has to end with unconditional control flow. { IL_28: stloc:ArgumentException(var_6_39, newobj:ArgumentException(ArgumentException::.ctor, call:string(string::Concat, ldstr:string("invalid parameter passed to DES init - "), ldloc:string(var_5)))) } 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: 0x17001CC8 RID: 7368 // (get) Token: 0x0600B769 RID: 46953 RVA: 0x00289088 File Offset: 0x00287288 [Token(Token = "0x17001CC8")] public virtual string AlgorithmName { [Token(Token = "0x600B769")] [Address(RVA = "0x1DC7360", Offset = "0x1DC6160", VA = "0x181DC7360", Slot = "12")] get { return "DES"; } } // Token: 0x17001CC9 RID: 7369 // (get) Token: 0x0600B76A RID: 46954 RVA: 0x0028909C File Offset: 0x0028729C [Token(Token = "0x17001CC9")] public virtual bool IsPartialBlockOkay { [Token(Token = "0x600B76A")] [Address(RVA = "0x403930", Offset = "0x402730", VA = "0x180403930", Slot = "13")] get { } } // Token: 0x0600B76B RID: 46955 RVA: 0x002890AC File Offset: 0x002872AC [Token(Token = "0x600B76B")] [Address(RVA = "0x4101D0", Offset = "0x40EFD0", VA = "0x1804101D0", Slot = "14")] public virtual int GetBlockSize() { return 8; } // Token: 0x0600B76C RID: 46956 RVA: 0x002890BC File Offset: 0x002872BC [Token(Token = "0x600B76C")] [Address(RVA = "0x1DC6F30", Offset = "0x1DC5D30", VA = "0x181DC6F30", Slot = "15")] public virtual int ProcessBlock(byte[] input, int inOff, byte[] output, int outOff) { /* An exception occurred when decompiling this method (0600B76C) ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Int32 BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Engines.DesEngine::ProcessBlock(System.Byte[],System.Int32,System.Byte[],System.Int32) ---> System.Exception: Basic block has to end with unconditional control flow. { IL_21: stloc:InvalidOperationException(var_4_2B, newobj:InvalidOperationException(InvalidOperationException::.ctor, ldstr:string("DES 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: 0x0600B76D RID: 46957 RVA: 0x0000220F File Offset: 0x0000040F [Token(Token = "0x600B76D")] [Address(RVA = "0x402080", Offset = "0x400E80", VA = "0x180402080", Slot = "16")] public virtual void Reset() { throw new AnalysisFailedException("CPP2IL failed to recover any usable IL for this method."); } // Token: 0x0600B76E RID: 46958 RVA: 0x002890F8 File Offset: 0x002872F8 [Token(Token = "0x600B76E")] [Address(RVA = "0x1DC6640", Offset = "0x1DC5440", VA = "0x181DC6640")] protected static int[] GenerateWorkingKey(bool encrypting, byte[] key) { int[] array = new int[32]; bool[] array2 = new bool[56]; bool[] array3 = new bool[56]; int num = 0; byte[] array4 = DesEngine.pc1; short[] array5 = DesEngine.bytebit; num++; array[0] = num; array[0] = num; byte[] array6 = DesEngine.totrot; int length = array2.Length; byte b = (byte)((int)b + num); num++; byte[] array7 = DesEngine.totrot; int length2 = array2.Length; uint num2; byte b2 = (byte)((uint)b2 + num2); num2 += (uint)1; byte b3 = DesEngine.pc2[num]; if ("{il2cpp array field local7->}" != (ulong)0L) { int num3 = DesEngine.bigbyte[num]; array[0] = num3; } byte[] array8 = DesEngine.pc2; if ("{il2cpp array field local7->}" != (ulong)0L) { int num4 = DesEngine.bigbyte[num]; array[0] = num4; } num++; num++; uint num5; if (num5 > (uint)(-2)) { } int num6 = 0; int num7 = array.Length; int num8; num7 = num8; array[0] = num8; num6 += 2; array[0] = num7; while (num6 != 32) { } return array; } // Token: 0x0600B76F RID: 46959 RVA: 0x00289220 File Offset: 0x00287420 [Token(Token = "0x600B76F")] [Address(RVA = "0x1DC5FF0", Offset = "0x1DC4DF0", VA = "0x181DC5FF0")] internal static void DesFunc(int[] wKey, byte[] input, int inOff, byte[] outBytes, int outOff) { uint num = Pack.BE_To_UInt32(input, inOff); uint num2 = Pack.BE_To_UInt32(input, inOff); int num3 = 0; uint[] sp = DesEngine.SP7; uint[] sp2 = DesEngine.SP5; uint[] sp3 = DesEngine.SP3; uint[] sp4 = DesEngine.SP1; uint[] sp5 = DesEngine.SP8; uint[] sp6 = DesEngine.SP6; uint[] sp7 = DesEngine.SP4; uint[] sp8 = DesEngine.SP2; num3 += 4; } // Token: 0x0600B770 RID: 46960 RVA: 0x0028929C File Offset: 0x0028749C [Token(Token = "0x600B770")] [Address(RVA = "0x3F5100", Offset = "0x3F3F00", VA = "0x1803F5100")] public DesEngine() { this.Reset(); } // Token: 0x0600B771 RID: 46961 RVA: 0x002892B0 File Offset: 0x002874B0 // Note: this type is marked as 'beforefieldinit'. [Token(Token = "0x600B771")] [Address(RVA = "0x1DC7060", Offset = "0x1DC5E60", VA = "0x181DC7060")] static DesEngine() { short[] array = new short[8]; RuntimeHelpers.InitializeArray(array, fieldof(.4FFC8339E09825A68B861995F9C660EB11DBF13D).FieldHandle); DesEngine.bytebit = array; int[] array2 = new int[24]; RuntimeHelpers.InitializeArray(array2, fieldof(.C105B70BED997DB5D36E1D2E84C1EFCB445A428C).FieldHandle); DesEngine.bigbyte = array2; byte[] array3 = new byte[56]; RuntimeHelpers.InitializeArray(array3, fieldof(.DC2B830D8CD59AD6A4E4332D21CA0DCA2821AD82).FieldHandle); DesEngine.pc1 = array3; byte[] array4 = new byte[16]; RuntimeHelpers.InitializeArray(array4, fieldof(.B4FBD02AAB5B16E0F4BD858DA5D9E348F3CE501D).FieldHandle); DesEngine.totrot = array4; byte[] array5 = new byte[48]; RuntimeHelpers.InitializeArray(array5, fieldof(.62BAB0F245E66C3EB982CF5A7015F0A7C3382283).FieldHandle); DesEngine.pc2 = array5; uint[] array6 = new uint[64]; RuntimeHelpers.InitializeArray(array6, fieldof(.04B9E6B1364BBA4125AE2866E09C57C9E8CD6DA6).FieldHandle); DesEngine.SP1 = array6; uint[] array7 = new uint[64]; RuntimeHelpers.InitializeArray(array7, fieldof(.3D6EB645BC212077C1B37A3A32CA2A62F7B39018).FieldHandle); DesEngine.SP2 = array7; uint[] array8 = new uint[64]; RuntimeHelpers.InitializeArray(array8, fieldof(.821D1E62CD072AE9EC73D238C7DE19C5C5F3A7D8).FieldHandle); DesEngine.SP3 = array8; uint[] array9 = new uint[64]; RuntimeHelpers.InitializeArray(array9, fieldof(.64354464C9074B5BB4369689AAA131961CD1EF19).FieldHandle); DesEngine.SP4 = array9; uint[] array10 = new uint[64]; RuntimeHelpers.InitializeArray(array10, fieldof(.3F653EBF39CFCB2FD7FF335DC96E82F3CDFDF0C7).FieldHandle); DesEngine.SP5 = array10; uint[] array11 = new uint[64]; RuntimeHelpers.InitializeArray(array11, fieldof(.6D7292FF64ED402BBFFF5E7534C0980BEBF0EEB1).FieldHandle); DesEngine.SP6 = array11; uint[] array12 = new uint[64]; RuntimeHelpers.InitializeArray(array12, fieldof(.FC9EEBC457831129D4AF4FF84333B481F4BED60E).FieldHandle); DesEngine.SP7 = array12; uint[] array13 = new uint[64]; RuntimeHelpers.InitializeArray(array13, fieldof(.4C44594E2C603D85EC6195B1A7A6C5876CBB58E2).FieldHandle); DesEngine.SP8 = array13; } // Token: 0x0400744B RID: 29771 [Token(Token = "0x400744B")] internal const int BLOCK_SIZE = 8; // Token: 0x0400744C RID: 29772 [FieldOffset(Offset = "0x10")] [Token(Token = "0x400744C")] private int[] workingKey; // Token: 0x0400744D RID: 29773 [Token(Token = "0x400744D")] private static readonly short[] bytebit; // Token: 0x0400744E RID: 29774 [Token(Token = "0x400744E")] private static readonly int[] bigbyte; // Token: 0x0400744F RID: 29775 [Token(Token = "0x400744F")] private static readonly byte[] pc1; // Token: 0x04007450 RID: 29776 [Token(Token = "0x4007450")] private static readonly byte[] totrot; // Token: 0x04007451 RID: 29777 [Token(Token = "0x4007451")] private static readonly byte[] pc2; // Token: 0x04007452 RID: 29778 [Token(Token = "0x4007452")] private static readonly uint[] SP1; // Token: 0x04007453 RID: 29779 [Token(Token = "0x4007453")] private static readonly uint[] SP2; // Token: 0x04007454 RID: 29780 [Token(Token = "0x4007454")] private static readonly uint[] SP3; // Token: 0x04007455 RID: 29781 [Token(Token = "0x4007455")] private static readonly uint[] SP4; // Token: 0x04007456 RID: 29782 [Token(Token = "0x4007456")] private static readonly uint[] SP5; // Token: 0x04007457 RID: 29783 [Token(Token = "0x4007457")] private static readonly uint[] SP6; // Token: 0x04007458 RID: 29784 [Token(Token = "0x4007458")] private static readonly uint[] SP7; // Token: 0x04007459 RID: 29785 [Token(Token = "0x4007459")] private static readonly uint[] SP8; } }