niko
205 lines
9.9 KiB
C#
205 lines
9.9 KiB
C#
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 BestHTTP.SecureProtocol.Org.BouncyCastle.Math.EC.Multiplier;
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using BestHTTP.SecureProtocol.Org.BouncyCastle.Security;
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using Cpp2IlInjected;
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namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Signers
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{
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// Token: 0x02001BA4 RID: 7076
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[Token(Token = "0x2001BA4")]
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public class ECGost3410Signer : IDsaExt, IDsa
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{
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// Token: 0x17001BDA RID: 7130
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// (get) Token: 0x0600B0DB RID: 45275 RVA: 0x00266C78 File Offset: 0x00264E78
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[Token(Token = "0x17001BDA")]
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public virtual string AlgorithmName
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{
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[Token(Token = "0x600B0DB")]
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[Address(RVA = "0x18949E0", Offset = "0x18937E0", VA = "0x1818949E0", Slot = "9")]
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get
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{
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return "ECGOST3410";
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}
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}
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// Token: 0x0600B0DC RID: 45276 RVA: 0x00266C8C File Offset: 0x00264E8C
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[Token(Token = "0x600B0DC")]
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[Address(RVA = "0x1894370", Offset = "0x1893170", VA = "0x181894370", Slot = "10")]
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public virtual void Init(bool forSigning, ICipherParameters parameters)
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{
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/*
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An exception occurred when decompiling this method (0600B0DC)
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ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Void BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Signers.ECGost3410Signer::Init(System.Boolean,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_60:
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stloc:InvalidKeyException(var_8_6A, newobj:InvalidKeyException(InvalidKeyException::.ctor, ldstr:string("EC public key required for verification")))
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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 1660
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*/;
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}
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// Token: 0x17001BDB RID: 7131
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// (get) Token: 0x0600B0DD RID: 45277 RVA: 0x00266D04 File Offset: 0x00264F04
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[Token(Token = "0x17001BDB")]
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public virtual BigInteger Order
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{
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[Token(Token = "0x600B0DD")]
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[Address(RVA = "0x1894A10", Offset = "0x1893810", VA = "0x181894A10", Slot = "11")]
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get
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{
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return this.key.parameters.n;
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}
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}
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// Token: 0x0600B0DE RID: 45278 RVA: 0x00266D28 File Offset: 0x00264F28
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[Token(Token = "0x600B0DE")]
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[Address(RVA = "0x1893F10", Offset = "0x1892D10", VA = "0x181893F10", Slot = "12")]
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public virtual BigInteger[] GenerateSignature(byte[] message)
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{
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BigInteger bigInteger;
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ECKeyParameters eckeyParameters;
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BigInteger n;
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do
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{
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byte[] array = new byte[message.Length];
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int num = 0;
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int num2 = 0;
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int num3 = array.Length;
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if (num2 != num3)
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{
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num3 -= num;
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num++;
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}
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bigInteger = new BigInteger(1, array);
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eckeyParameters = this.key;
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n = eckeyParameters.parameters.n;
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}
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while (eckeyParameters == 0 || eckeyParameters == 0);
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int bitLength = n.BitLength;
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BigInteger bigInteger2;
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while (bigInteger2.sign == 0)
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{
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}
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int num4 = 0;
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if (num4 < message)
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{
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num4 += num4;
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num4++;
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}
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char c;
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string text = c.ToString();
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BigInteger bigInteger3;
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while (bigInteger3.sign == num4)
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{
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}
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BigInteger bigInteger4 = bigInteger2.Multiply(bigInteger);
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BigInteger bigInteger5 = bigInteger2.Multiply(bigInteger3);
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BigInteger bigInteger6 = bigInteger4.Add(bigInteger5).Mod(n);
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while (bigInteger6.sign == 0)
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{
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}
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return new BigInteger[] { bigInteger3, bigInteger6 };
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}
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// Token: 0x0600B0DF RID: 45279 RVA: 0x00266E1C File Offset: 0x0026501C
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[Token(Token = "0x600B0DF")]
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[Address(RVA = "0x1894600", Offset = "0x1893400", VA = "0x181894600", Slot = "13")]
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public virtual bool VerifySignature(byte[] message, BigInteger r, BigInteger s)
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{
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ECKeyParameters eckeyParameters;
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do
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{
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byte[] array = new byte[message.Length];
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int num = 0;
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int num2 = 0;
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int num3 = array.Length;
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if (num2 != num3)
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{
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num3 -= num;
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num++;
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}
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BigInteger bigInteger = new BigInteger(1, array);
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BigInteger n = this.key.parameters.n;
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BigInteger one = BigInteger.One;
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int num4 = r.CompareTo(one);
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int num5 = r.CompareTo(n);
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BigInteger one2 = BigInteger.One;
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int num6 = s.CompareTo(one2);
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int num7 = s.CompareTo(n);
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BigInteger bigInteger2 = bigInteger.ModInverse(n);
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BigInteger bigInteger3 = s.Multiply(bigInteger2).Mod(n);
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BigInteger bigInteger4 = n.Subtract(r).Multiply(bigInteger2);
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BigInteger bigInteger5 = bigInteger4.Mod(n);
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eckeyParameters = this.key;
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ECPoint g = eckeyParameters.parameters.g;
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}
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while (eckeyParameters == 0 || eckeyParameters == 0);
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ECPoint ecpoint;
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bool flag = ecpoint.IsNormalized();
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bool flag2;
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if (!flag2)
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{
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sbyte b;
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string text = b.ToString();
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}
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throw new NullReferenceException();
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}
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// Token: 0x0600B0E0 RID: 45280 RVA: 0x00266F20 File Offset: 0x00265120
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[Token(Token = "0x600B0E0")]
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[Address(RVA = "0x1893EC0", Offset = "0x1892CC0", VA = "0x181893EC0", Slot = "14")]
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protected virtual ECMultiplier CreateBasePointMultiplier()
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{
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/*
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An exception occurred when decompiling this method (0600B0E0)
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ICSharpCode.Decompiler.DecompilerException: Error decompiling BestHTTP.SecureProtocol.Org.BouncyCastle.Math.EC.Multiplier.ECMultiplier BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Signers.ECGost3410Signer::CreateBasePointMultiplier()
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---> System.Exception: Basic block has to end with unconditional control flow.
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{
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Block_0:
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stloc:FixedPointCombMultiplier(var_0_05, newobj:FixedPointCombMultiplier(FixedPointCombMultiplier::.ctor))
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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 1660
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*/;
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}
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// Token: 0x0600B0E1 RID: 45281 RVA: 0x00266F34 File Offset: 0x00265134
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[Token(Token = "0x600B0E1")]
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[Address(RVA = "0x3F5100", Offset = "0x3F3F00", VA = "0x1803F5100")]
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public ECGost3410Signer()
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{
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}
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// Token: 0x040070A3 RID: 28835
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[FieldOffset(Offset = "0x10")]
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[Token(Token = "0x40070A3")]
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private ECKeyParameters key;
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// Token: 0x040070A4 RID: 28836
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[FieldOffset(Offset = "0x18")]
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[Token(Token = "0x40070A4")]
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private SecureRandom random;
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}
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}
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