using System; using System.Collections; using System.IO; using System.Runtime.InteropServices; using BestHTTP.SecureProtocol.Org.BouncyCastle.Asn1.X509; using BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Agreement; using BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Parameters; using BestHTTP.SecureProtocol.Org.BouncyCastle.Math; using BestHTTP.SecureProtocol.Org.BouncyCastle.Security; using Cpp2IlInjected; namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Tls { // Token: 0x02001597 RID: 5527 [Token(Token = "0x2001597")] [StructLayout(3)] public class TlsECDHKeyExchange : AbstractTlsKeyExchange { // Token: 0x060092C6 RID: 37574 RVA: 0x00208784 File Offset: 0x00206984 [Token(Token = "0x60092C6")] [Address(RVA = "0x1E96EF0", Offset = "0x1E958F0", VA = "0x181E96EF0")] public TlsECDHKeyExchange(int keyExchange, IList supportedSignatureAlgorithms, int[] namedCurves, byte[] clientECPointFormats, byte[] serverECPointFormats) { /* An exception occurred when decompiling this method (060092C6) 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: 0x060092C7 RID: 37575 RVA: 0x002087E4 File Offset: 0x002069E4 [Token(Token = "0x60092C7")] [Address(RVA = "0x1E96770", Offset = "0x1E95170", VA = "0x181E96770", Slot = "20")] public override void Init(TlsContext context) { base.Init(context); if (this.mTlsSigner != 0) { } } // Token: 0x060092C8 RID: 37576 RVA: 0x00208804 File Offset: 0x00206A04 [Token(Token = "0x60092C8")] [Address(RVA = "0x1E96D80", Offset = "0x1E95780", VA = "0x181E96D80", Slot = "21")] public override void SkipServerCredentials() { } // Token: 0x060092C9 RID: 37577 RVA: 0x00208814 File Offset: 0x00206A14 [Token(Token = "0x60092C9")] [Address(RVA = "0x1E96A00", Offset = "0x1E95400", VA = "0x181E96A00", 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: 0x170017B1 RID: 6065 // (get) Token: 0x060092CA RID: 37578 RVA: 0x00208868 File Offset: 0x00206A68 [Token(Token = "0x170017B1")] public override bool RequiresServerKeyExchange { [Token(Token = "0x60092CA")] [Address(RVA = "0x1E96FF0", Offset = "0x1E959F0", VA = "0x181E96FF0", Slot = "24")] get { for (;;) { int num = this.mKeyExchange; if (num != 17) { num += -19; if (num > 1) { return; } } } } } // Token: 0x060092CB RID: 37579 RVA: 0x0020888C File Offset: 0x00206A8C [Token(Token = "0x60092CB")] [Address(RVA = "0x1E96650", Offset = "0x1E95050", VA = "0x181E96650", 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: 0x060092CC RID: 37580 RVA: 0x002088BC File Offset: 0x00206ABC [Token(Token = "0x60092CC")] [Address(RVA = "0x1E96C70", Offset = "0x1E95670", VA = "0x181E96C70", 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: 0x060092CD RID: 37581 RVA: 0x00208900 File Offset: 0x00206B00 [Token(Token = "0x60092CD")] [Address(RVA = "0x1E96DE0", Offset = "0x1E957E0", VA = "0x181E96DE0", 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: 0x060092CE RID: 37582 RVA: 0x00208928 File Offset: 0x00206B28 [Token(Token = "0x60092CE")] [Address(RVA = "0x1E96830", Offset = "0x1E95230", VA = "0x181E96830", Slot = "30")] public override void ProcessClientCredentials(TlsCredentials clientCredentials) { if (clientCredentials == 0) { } } // Token: 0x060092CF RID: 37583 RVA: 0x0020893C File Offset: 0x00206B3C [Token(Token = "0x60092CF")] [Address(RVA = "0x1E96410", Offset = "0x1E94E10", VA = "0x181E96410", 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: 0x060092D0 RID: 37584 RVA: 0x00208970 File Offset: 0x00206B70 [Token(Token = "0x60092D0")] [Address(RVA = "0x1E967D0", Offset = "0x1E951D0", VA = "0x181E967D0", Slot = "31")] public override void ProcessClientCertificate(Certificate clientCertificate) { } // Token: 0x060092D1 RID: 37585 RVA: 0x00208980 File Offset: 0x00206B80 [Token(Token = "0x60092D1")] [Address(RVA = "0x1E96930", Offset = "0x1E95330", VA = "0x181E96930", 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: 0x060092D2 RID: 37586 RVA: 0x002089CC File Offset: 0x00206BCC [Token(Token = "0x60092D2")] [Address(RVA = "0x1E964F0", Offset = "0x1E94EF0", VA = "0x181E964F0", Slot = "34")] public override byte[] GeneratePremasterSecret() { ECPrivateKeyParameters ecprivateKeyParameters; for (;;) { if (this.mAgreementCredentials == 0) { ecprivateKeyParameters = this.mECAgreePrivateKey; if (ecprivateKeyParameters != 0) { break; } } } ECDHBasicAgreement ecdhbasicAgreement = new ECDHBasicAgreement(); BigInteger bigInteger = ecdhbasicAgreement.CalculateAgreement(ecprivateKeyParameters); int fieldSize = ecdhbasicAgreement.GetFieldSize(); byte[] array; return array; } // Token: 0x040061CE RID: 25038 [global::Cpp2IlInjected.FieldOffset(Offset = "0x28")] [Token(Token = "0x40061CE")] protected TlsSigner mTlsSigner; // Token: 0x040061CF RID: 25039 [global::Cpp2IlInjected.FieldOffset(Offset = "0x30")] [Token(Token = "0x40061CF")] protected int[] mNamedCurves; // Token: 0x040061D0 RID: 25040 [global::Cpp2IlInjected.FieldOffset(Offset = "0x38")] [Token(Token = "0x40061D0")] protected byte[] mClientECPointFormats; // Token: 0x040061D1 RID: 25041 [global::Cpp2IlInjected.FieldOffset(Offset = "0x40")] [Token(Token = "0x40061D1")] protected byte[] mServerECPointFormats; // Token: 0x040061D2 RID: 25042 [global::Cpp2IlInjected.FieldOffset(Offset = "0x48")] [Token(Token = "0x40061D2")] protected AsymmetricKeyParameter mServerPublicKey; // Token: 0x040061D3 RID: 25043 [global::Cpp2IlInjected.FieldOffset(Offset = "0x50")] [Token(Token = "0x40061D3")] protected TlsAgreementCredentials mAgreementCredentials; // Token: 0x040061D4 RID: 25044 [global::Cpp2IlInjected.FieldOffset(Offset = "0x58")] [Token(Token = "0x40061D4")] protected ECPrivateKeyParameters mECAgreePrivateKey; // Token: 0x040061D5 RID: 25045 [global::Cpp2IlInjected.FieldOffset(Offset = "0x60")] [Token(Token = "0x40061D5")] protected ECPublicKeyParameters mECAgreePublicKey; } }