using System; using System.Runtime.CompilerServices; using BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Utilities; using Cpp2IlInjected; namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Engines { // Token: 0x02001D6E RID: 7534 [Token(Token = "0x2001D6E")] public class DesEngine : IBlockCipher { // Token: 0x0600BB35 RID: 47925 RVA: 0x00292138 File Offset: 0x00290338 [Token(Token = "0x600BB35")] [Address(RVA = "0x411530", Offset = "0x410530", VA = "0x180411530", Slot = "10")] public virtual int[] GetWorkingKey() { return this.workingKey; } // Token: 0x0600BB36 RID: 47926 RVA: 0x0029214C File Offset: 0x0029034C [Token(Token = "0x600BB36")] [Address(RVA = "0x27E9230", Offset = "0x27E8230", VA = "0x1827E9230", Slot = "11")] public virtual void Init(bool forEncryption, ICipherParameters parameters) { /* An exception occurred when decompiling this method (0600BB36) 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: 0x17001D65 RID: 7525 // (get) Token: 0x0600BB37 RID: 47927 RVA: 0x00292194 File Offset: 0x00290394 [Token(Token = "0x17001D65")] public virtual string AlgorithmName { [Token(Token = "0x600BB37")] [Address(RVA = "0x27E9820", Offset = "0x27E8820", VA = "0x1827E9820", Slot = "12")] get { return "DES"; } } // Token: 0x17001D66 RID: 7526 // (get) Token: 0x0600BB38 RID: 47928 RVA: 0x002921A8 File Offset: 0x002903A8 [Token(Token = "0x17001D66")] public virtual bool IsPartialBlockOkay { [Token(Token = "0x600BB38")] [Address(RVA = "0x424690", Offset = "0x423690", VA = "0x180424690", Slot = "13")] get { } } // Token: 0x0600BB39 RID: 47929 RVA: 0x002921B8 File Offset: 0x002903B8 [Token(Token = "0x600BB39")] [Address(RVA = "0x681E00", Offset = "0x680E00", VA = "0x180681E00", Slot = "14")] public virtual int GetBlockSize() { return 8; } // Token: 0x0600BB3A RID: 47930 RVA: 0x002921C8 File Offset: 0x002903C8 [Token(Token = "0x600BB3A")] [Address(RVA = "0x27E93F0", Offset = "0x27E83F0", VA = "0x1827E93F0", Slot = "15")] public virtual int ProcessBlock(byte[] input, int inOff, byte[] output, int outOff) { /* An exception occurred when decompiling this method (0600BB3A) 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: 0x0600BB3B RID: 47931 RVA: 0x0000220F File Offset: 0x0000040F [Token(Token = "0x600BB3B")] [Address(RVA = "0x4242D0", Offset = "0x4232D0", VA = "0x1804242D0", Slot = "16")] public virtual void Reset() { throw new AnalysisFailedException("CPP2IL failed to recover any usable IL for this method."); } // Token: 0x0600BB3C RID: 47932 RVA: 0x00292204 File Offset: 0x00290404 [Token(Token = "0x600BB3C")] [Address(RVA = "0x27E8B00", Offset = "0x27E7B00", VA = "0x1827E8B00")] 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: 0x0600BB3D RID: 47933 RVA: 0x0029232C File Offset: 0x0029052C [Token(Token = "0x600BB3D")] [Address(RVA = "0x27E84B0", Offset = "0x27E74B0", VA = "0x1827E84B0")] 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: 0x0600BB3E RID: 47934 RVA: 0x002923A8 File Offset: 0x002905A8 [Token(Token = "0x600BB3E")] [Address(RVA = "0x412370", Offset = "0x411370", VA = "0x180412370")] public DesEngine() { this.Reset(); } // Token: 0x0600BB3F RID: 47935 RVA: 0x002923BC File Offset: 0x002905BC // Note: this type is marked as 'beforefieldinit'. [Token(Token = "0x600BB3F")] [Address(RVA = "0x27E9520", Offset = "0x27E8520", VA = "0x1827E9520")] 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: 0x04007604 RID: 30212 [Token(Token = "0x4007604")] internal const int BLOCK_SIZE = 8; // Token: 0x04007605 RID: 30213 [FieldOffset(Offset = "0x10")] [Token(Token = "0x4007605")] private int[] workingKey; // Token: 0x04007606 RID: 30214 [Token(Token = "0x4007606")] private static readonly short[] bytebit; // Token: 0x04007607 RID: 30215 [Token(Token = "0x4007607")] private static readonly int[] bigbyte; // Token: 0x04007608 RID: 30216 [Token(Token = "0x4007608")] private static readonly byte[] pc1; // Token: 0x04007609 RID: 30217 [Token(Token = "0x4007609")] private static readonly byte[] totrot; // Token: 0x0400760A RID: 30218 [Token(Token = "0x400760A")] private static readonly byte[] pc2; // Token: 0x0400760B RID: 30219 [Token(Token = "0x400760B")] private static readonly uint[] SP1; // Token: 0x0400760C RID: 30220 [Token(Token = "0x400760C")] private static readonly uint[] SP2; // Token: 0x0400760D RID: 30221 [Token(Token = "0x400760D")] private static readonly uint[] SP3; // Token: 0x0400760E RID: 30222 [Token(Token = "0x400760E")] private static readonly uint[] SP4; // Token: 0x0400760F RID: 30223 [Token(Token = "0x400760F")] private static readonly uint[] SP5; // Token: 0x04007610 RID: 30224 [Token(Token = "0x4007610")] private static readonly uint[] SP6; // Token: 0x04007611 RID: 30225 [Token(Token = "0x4007611")] private static readonly uint[] SP7; // Token: 0x04007612 RID: 30226 [Token(Token = "0x4007612")] private static readonly uint[] SP8; } }