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niko
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using System;
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using BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Parameters;
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using BestHTTP.SecureProtocol.Org.BouncyCastle.Math;
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using BestHTTP.SecureProtocol.Org.BouncyCastle.Math.EC;
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using Cpp2IlInjected;
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namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Agreement
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{
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// Token: 0x02001DEB RID: 7659
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[Token(Token = "0x2001DEB")]
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public class ECMqvBasicAgreement : IBasicAgreement
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{
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// Token: 0x0600C016 RID: 49174 RVA: 0x002B533C File Offset: 0x002B353C
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[Token(Token = "0x600C016")]
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[Address(RVA = "0x292D690", Offset = "0x292C690", VA = "0x18292D690", Slot = "7")]
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public virtual void Init(ICipherParameters parameters)
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{
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int num;
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do
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{
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num = 0;
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}
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while (parameters != 0 && ((parameters != 0 && (parameters == 0 || parameters == 0)) || (parameters != 0 && parameters == 0)));
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this.privParams = num;
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}
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// Token: 0x0600C017 RID: 49175 RVA: 0x002B5374 File Offset: 0x002B3574
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[Token(Token = "0x600C017")]
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[Address(RVA = "0x292D630", Offset = "0x292C630", VA = "0x18292D630", Slot = "8")]
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public virtual int GetFieldSize()
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{
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string text = this.privParams.ToString().m_stringLength.ToString();
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text += 0;
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throw new NullReferenceException();
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}
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// Token: 0x0600C018 RID: 49176 RVA: 0x002B53A0 File Offset: 0x002B35A0
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[Token(Token = "0x600C018")]
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[Address(RVA = "0x292D090", Offset = "0x292C090", VA = "0x18292D090", Slot = "9")]
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public virtual BigInteger CalculateAgreement(ICipherParameters pubKey)
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{
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/*
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An exception occurred when decompiling this method (0600C018)
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ICSharpCode.Decompiler.DecompilerException: Error decompiling BestHTTP.SecureProtocol.Org.BouncyCastle.Math.BigInteger BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Agreement.ECMqvBasicAgreement::CalculateAgreement(BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.ICipherParameters)
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---> System.Exception: Basic block has to end with unconditional control flow.
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{
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IL_47:
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stloc:InvalidOperationException(var_9_51, newobj:InvalidOperationException(InvalidOperationException::.ctor, ldstr:string("ECMQV public key components have wrong domain parameters")))
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}
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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
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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
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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
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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
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--- End of inner exception stack trace ---
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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
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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
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*/;
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}
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// Token: 0x0600C019 RID: 49177 RVA: 0x002B5400 File Offset: 0x002B3600
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[Token(Token = "0x600C019")]
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[Address(RVA = "0x292D320", Offset = "0x292C320", VA = "0x18292D320")]
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private static ECPoint CalculateMqvAgreement(ECDomainParameters parameters, ECPrivateKeyParameters d1U, ECPrivateKeyParameters d2U, ECPublicKeyParameters Q2U, ECPublicKeyParameters Q1V, ECPublicKeyParameters Q2V)
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{
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BigInteger n = parameters.n;
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int num = 0;
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int num2 = n.BitLength;
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num2++;
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num2 -= num;
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BigInteger bigInteger = BigInteger.One.ShiftLeft(num2);
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ECCurve curve = parameters.curve;
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ECPoint q = Q2U.q;
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string text = ECAlgorithms.CleanPoint(curve, q).CurveCoordinateSystem.ToString();
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BigInteger bigInteger3;
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BigInteger bigInteger2 = bigInteger3.SetBit(num2);
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BigInteger bigInteger4 = d1U.d.Multiply(bigInteger2);
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BigInteger bigInteger6;
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BigInteger bigInteger5 = bigInteger6.Mod(n);
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ECPoint ecpoint;
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string text2 = ecpoint.CurveCoordinateSystem.ToString();
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BigInteger bigInteger8;
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BigInteger bigInteger7 = bigInteger8.SetBit(num2);
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BigInteger bigInteger9 = parameters.h.Multiply(bigInteger5).Mod(n);
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BigInteger bigInteger10 = bigInteger7.Multiply(bigInteger9).Mod(n);
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ECPoint ecpoint2;
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return ECAlgorithms.SumOfTwoMultiplies(ecpoint2, bigInteger10, ecpoint, bigInteger9);
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}
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// Token: 0x0600C01A RID: 49178 RVA: 0x002B54CC File Offset: 0x002B36CC
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[Token(Token = "0x600C01A")]
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[Address(RVA = "0x412370", Offset = "0x411370", VA = "0x180412370")]
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public ECMqvBasicAgreement()
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{
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}
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// Token: 0x04007981 RID: 31105
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[FieldOffset(Offset = "0x10")]
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[Token(Token = "0x4007981")]
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protected internal MqvPrivateParameters privParams;
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}
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}
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