using System;
using BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Parameters;
using BestHTTP.SecureProtocol.Org.BouncyCastle.Math;
using BestHTTP.SecureProtocol.Org.BouncyCastle.Math.EC;
using Cpp2IlInjected;

namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Agreement
{
	// Token: 0x02001DEB RID: 7659
	[Token(Token = "0x2001DEB")]
	public class ECMqvBasicAgreement : IBasicAgreement
	{
		// Token: 0x0600C016 RID: 49174 RVA: 0x002B533C File Offset: 0x002B353C
		[Token(Token = "0x600C016")]
		[Address(RVA = "0x292D690", Offset = "0x292C690", VA = "0x18292D690", Slot = "7")]
		public virtual void Init(ICipherParameters parameters)
		{
			int num;
			do
			{
				num = 0;
			}
			while (parameters != 0 && ((parameters != 0 && (parameters == 0 || parameters == 0)) || (parameters != 0 && parameters == 0)));
			this.privParams = num;
		}

		// Token: 0x0600C017 RID: 49175 RVA: 0x002B5374 File Offset: 0x002B3574
		[Token(Token = "0x600C017")]
		[Address(RVA = "0x292D630", Offset = "0x292C630", VA = "0x18292D630", Slot = "8")]
		public virtual int GetFieldSize()
		{
			string text = this.privParams.ToString().m_stringLength.ToString();
			text += 0;
			throw new NullReferenceException();
		}

		// Token: 0x0600C018 RID: 49176 RVA: 0x002B53A0 File Offset: 0x002B35A0
		[Token(Token = "0x600C018")]
		[Address(RVA = "0x292D090", Offset = "0x292C090", VA = "0x18292D090", Slot = "9")]
		public virtual BigInteger CalculateAgreement(ICipherParameters pubKey)
		{
			/*
An exception occurred when decompiling this method (0600C018)

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)

 ---> System.Exception: Basic block has to end with unconditional control flow. 
{
	IL_47:
	stloc:InvalidOperationException(var_9_51, newobj:InvalidOperationException(InvalidOperationException::.ctor, ldstr:string("ECMQV public key components have wrong domain parameters")))
}

   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: 0x0600C019 RID: 49177 RVA: 0x002B5400 File Offset: 0x002B3600
		[Token(Token = "0x600C019")]
		[Address(RVA = "0x292D320", Offset = "0x292C320", VA = "0x18292D320")]
		private static ECPoint CalculateMqvAgreement(ECDomainParameters parameters, ECPrivateKeyParameters d1U, ECPrivateKeyParameters d2U, ECPublicKeyParameters Q2U, ECPublicKeyParameters Q1V, ECPublicKeyParameters Q2V)
		{
			BigInteger n = parameters.n;
			int num = 0;
			int num2 = n.BitLength;
			num2++;
			num2 -= num;
			BigInteger bigInteger = BigInteger.One.ShiftLeft(num2);
			ECCurve curve = parameters.curve;
			ECPoint q = Q2U.q;
			string text = ECAlgorithms.CleanPoint(curve, q).CurveCoordinateSystem.ToString();
			BigInteger bigInteger3;
			BigInteger bigInteger2 = bigInteger3.SetBit(num2);
			BigInteger bigInteger4 = d1U.d.Multiply(bigInteger2);
			BigInteger bigInteger6;
			BigInteger bigInteger5 = bigInteger6.Mod(n);
			ECPoint ecpoint;
			string text2 = ecpoint.CurveCoordinateSystem.ToString();
			BigInteger bigInteger8;
			BigInteger bigInteger7 = bigInteger8.SetBit(num2);
			BigInteger bigInteger9 = parameters.h.Multiply(bigInteger5).Mod(n);
			BigInteger bigInteger10 = bigInteger7.Multiply(bigInteger9).Mod(n);
			ECPoint ecpoint2;
			return ECAlgorithms.SumOfTwoMultiplies(ecpoint2, bigInteger10, ecpoint, bigInteger9);
		}

		// Token: 0x0600C01A RID: 49178 RVA: 0x002B54CC File Offset: 0x002B36CC
		[Token(Token = "0x600C01A")]
		[Address(RVA = "0x412370", Offset = "0x411370", VA = "0x180412370")]
		public ECMqvBasicAgreement()
		{
		}

		// Token: 0x04007981 RID: 31105
		[FieldOffset(Offset = "0x10")]
		[Token(Token = "0x4007981")]
		protected internal MqvPrivateParameters privParams;
	}
}