using System; using System.Collections; using System.IO; using BestHTTP.SecureProtocol.Org.BouncyCastle.Asn1.X509; using BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Parameters; using BestHTTP.SecureProtocol.Org.BouncyCastle.Security; using Cpp2IlInjected; namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Tls { // Token: 0x02001B74 RID: 7028 [Token(Token = "0x2001B74")] public class TlsECDHKeyExchange : AbstractTlsKeyExchange { // Token: 0x0600AEA0 RID: 44704 RVA: 0x0025FE64 File Offset: 0x0025E064 [Token(Token = "0x600AEA0")] [Address(RVA = "0x19854B0", Offset = "0x19842B0", VA = "0x1819854B0")] public TlsECDHKeyExchange(int keyExchange, IList supportedSignatureAlgorithms, int[] namedCurves, byte[] clientECPointFormats, byte[] serverECPointFormats) { /* An exception occurred when decompiling this method (0600AEA0) ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Void BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Tls.TlsECDHKeyExchange::.ctor(System.Int32,System.Collections.IList,System.Int32[],System.Byte[],System.Byte[]) ---> System.Exception: Basic block has to end with unconditional control flow. { IL_49: stloc:InvalidOperationException(var_3_53, newobj:InvalidOperationException(InvalidOperationException::.ctor, ldstr:string("unsupported key exchange algorithm"))) } 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.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.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.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: 0x0600AEA1 RID: 44705 RVA: 0x0025FEC4 File Offset: 0x0025E0C4 [Token(Token = "0x600AEA1")] [Address(RVA = "0x1984D30", Offset = "0x1983B30", VA = "0x181984D30", Slot = "20")] public override void Init(TlsContext context) { base.Init(context); if (this.mTlsSigner != 0) { } } // Token: 0x0600AEA2 RID: 44706 RVA: 0x0025FEE4 File Offset: 0x0025E0E4 [Token(Token = "0x600AEA2")] [Address(RVA = "0x1985340", Offset = "0x1984140", VA = "0x181985340", Slot = "21")] public override void SkipServerCredentials() { } // Token: 0x0600AEA3 RID: 44707 RVA: 0x0025FEF4 File Offset: 0x0025E0F4 [Token(Token = "0x600AEA3")] [Address(RVA = "0x1984FC0", Offset = "0x1983DC0", VA = "0x181984FC0", Slot = "22")] public override void ProcessServerCertificate(Certificate serverCertificate) { X509CertificateStructure[] certificateList; AsymmetricKeyParameter asymmetricKeyParameter; for (;;) { if (serverCertificate.Length == 0) { certificateList = serverCertificate.GetCertificateList(); asymmetricKeyParameter = PublicKeyFactory.CreateKey(certificateList.SubjectPublicKeyInfo); this.mServerPublicKey = asymmetricKeyParameter; if (this.mTlsSigner == 0 || asymmetricKeyParameter != 0) { break; } } } this.mECAgreePublicKey = asymmetricKeyParameter; TlsUtilities.ValidateKeyUsage(certificateList, 8); base.ProcessServerCertificate(serverCertificate); } // Token: 0x17001BB2 RID: 7090 // (get) Token: 0x0600AEA4 RID: 44708 RVA: 0x0025FF48 File Offset: 0x0025E148 [Token(Token = "0x17001BB2")] public override bool RequiresServerKeyExchange { [Token(Token = "0x600AEA4")] [Address(RVA = "0x19855B0", Offset = "0x19843B0", VA = "0x1819855B0", Slot = "24")] get { for (;;) { int num = this.mKeyExchange; if (num != 17) { num += -19; if (num > 1) { return; } } } } } // Token: 0x0600AEA5 RID: 44709 RVA: 0x0025FF6C File Offset: 0x0025E16C [Token(Token = "0x600AEA5")] [Address(RVA = "0x1984C10", Offset = "0x1983A10", VA = "0x181984C10", Slot = "25")] public override byte[] GenerateServerKeyExchange() { MemoryStream memoryStream = new MemoryStream(); TlsContext mContext = this.mContext; ECPrivateKeyParameters ecprivateKeyParameters; this.mECAgreePrivateKey = ecprivateKeyParameters; ((IDisposable)memoryStream).Dispose(); throw new NullReferenceException(); } // Token: 0x0600AEA6 RID: 44710 RVA: 0x0025FF9C File Offset: 0x0025E19C [Token(Token = "0x600AEA6")] [Address(RVA = "0x1985230", Offset = "0x1984030", VA = "0x181985230", Slot = "27")] public override void ProcessServerKeyExchange(Stream input) { int[] array = this.mNamedCurves; byte[] array2 = this.mClientECPointFormats; ECDomainParameters ecdomainParameters = TlsEccUtilities.ReadECParameters(array, array2, input); byte[] array3 = TlsUtilities.ReadOpaque8(input); ECPublicKeyParameters ecpublicKeyParameters = TlsEccUtilities.DeserializeECPublicKey(this.mClientECPointFormats, ecdomainParameters, array3); this.mECAgreePublicKey = ecpublicKeyParameters; } // Token: 0x0600AEA7 RID: 44711 RVA: 0x0025FFE0 File Offset: 0x0025E1E0 [Token(Token = "0x600AEA7")] [Address(RVA = "0x19853A0", Offset = "0x19841A0", VA = "0x1819853A0", Slot = "28")] public override void ValidateCertificateRequest(CertificateRequest certificateRequest) { int num; do { string text = certificateRequest.ToString(); num = 0; } while (18446744073709551615UL > (ulong)1L && 18446744073709551552UL > (ulong)2L); num++; } // Token: 0x0600AEA8 RID: 44712 RVA: 0x00260008 File Offset: 0x0025E208 [Token(Token = "0x600AEA8")] [Address(RVA = "0x1984DF0", Offset = "0x1983BF0", VA = "0x181984DF0", Slot = "30")] public override void ProcessClientCredentials(TlsCredentials clientCredentials) { if (clientCredentials == 0) { } } // Token: 0x0600AEA9 RID: 44713 RVA: 0x0026001C File Offset: 0x0025E21C [Token(Token = "0x600AEA9")] [Address(RVA = "0x1984A70", Offset = "0x1983870", VA = "0x181984A70", Slot = "32")] public override void GenerateClientKeyExchange(Stream output) { if (this.mAgreementCredentials == (ulong)0L) { TlsContext mContext = this.mContext; ECPublicKeyParameters ecpublicKeyParameters = this.mECAgreePublicKey; ECPrivateKeyParameters ecprivateKeyParameters; this.mECAgreePrivateKey = ecprivateKeyParameters; } } // Token: 0x0600AEAA RID: 44714 RVA: 0x00260050 File Offset: 0x0025E250 [Token(Token = "0x600AEAA")] [Address(RVA = "0x1984D90", Offset = "0x1983B90", VA = "0x181984D90", Slot = "31")] public override void ProcessClientCertificate(Certificate clientCertificate) { } // Token: 0x0600AEAB RID: 44715 RVA: 0x00260060 File Offset: 0x0025E260 [Token(Token = "0x600AEAB")] [Address(RVA = "0x1984EF0", Offset = "0x1983CF0", VA = "0x181984EF0", Slot = "33")] public override void ProcessClientKeyExchange(Stream input) { if (this.mECAgreePublicKey == (ulong)0L) { byte[] array = TlsUtilities.ReadOpaque8(input); ECPrivateKeyParameters ecprivateKeyParameters = this.mECAgreePrivateKey; byte[] array2 = this.mServerECPointFormats; ECDomainParameters parameters = ecprivateKeyParameters.parameters; ECPublicKeyParameters ecpublicKeyParameters = TlsEccUtilities.DeserializeECPublicKey(array2, parameters, array); this.mECAgreePublicKey = ecpublicKeyParameters; } } // Token: 0x0600AEAC RID: 44716 RVA: 0x002600AC File Offset: 0x0025E2AC [Token(Token = "0x600AEAC")] [Address(RVA = "0x1984B50", Offset = "0x1983950", VA = "0x181984B50", Slot = "34")] public override byte[] GeneratePremasterSecret() { ECPrivateKeyParameters ecprivateKeyParameters; for (;;) { if (this.mAgreementCredentials == 0) { ecprivateKeyParameters = this.mECAgreePrivateKey; if (ecprivateKeyParameters != 0) { break; } } } return TlsEccUtilities.CalculateECDHBasicAgreement(this.mECAgreePublicKey, ecprivateKeyParameters); } // Token: 0x04007011 RID: 28689 [FieldOffset(Offset = "0x28")] [Token(Token = "0x4007011")] protected TlsSigner mTlsSigner; // Token: 0x04007012 RID: 28690 [FieldOffset(Offset = "0x30")] [Token(Token = "0x4007012")] protected int[] mNamedCurves; // Token: 0x04007013 RID: 28691 [FieldOffset(Offset = "0x38")] [Token(Token = "0x4007013")] protected byte[] mClientECPointFormats; // Token: 0x04007014 RID: 28692 [FieldOffset(Offset = "0x40")] [Token(Token = "0x4007014")] protected byte[] mServerECPointFormats; // Token: 0x04007015 RID: 28693 [FieldOffset(Offset = "0x48")] [Token(Token = "0x4007015")] protected AsymmetricKeyParameter mServerPublicKey; // Token: 0x04007016 RID: 28694 [FieldOffset(Offset = "0x50")] [Token(Token = "0x4007016")] protected TlsAgreementCredentials mAgreementCredentials; // Token: 0x04007017 RID: 28695 [FieldOffset(Offset = "0x58")] [Token(Token = "0x4007017")] protected ECPrivateKeyParameters mECAgreePrivateKey; // Token: 0x04007018 RID: 28696 [FieldOffset(Offset = "0x60")] [Token(Token = "0x4007018")] protected ECPublicKeyParameters mECAgreePublicKey; } }