niko
205 lines
8.3 KiB
C#
205 lines
8.3 KiB
C#
using System;
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using BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Macs;
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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.Security;
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using BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities;
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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: 0x02001C91 RID: 7313
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[Token(Token = "0x2001C91")]
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public class HMacDsaKCalculator : IDsaKCalculator
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{
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// Token: 0x0600B500 RID: 46336 RVA: 0x00271528 File Offset: 0x0026F728
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[Token(Token = "0x600B500")]
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[Address(RVA = "0x235C910", Offset = "0x235B910", VA = "0x18235C910")]
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public HMacDsaKCalculator(IDigest digest)
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{
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HMac hmac = new HMac(digest);
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this.hMac = hmac;
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byte[] array = new byte[hmac];
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HMac hmac2 = this.hMac;
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this.V = array;
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byte[] array2 = new byte[0];
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this.K = array2;
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}
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// Token: 0x17001C84 RID: 7300
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// (get) Token: 0x0600B501 RID: 46337 RVA: 0x00271574 File Offset: 0x0026F774
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[Token(Token = "0x17001C84")]
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public virtual bool IsDeterministic
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{
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[Token(Token = "0x600B501")]
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[Address(RVA = "0x4246A0", Offset = "0x4236A0", VA = "0x1804246A0", Slot = "8")]
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get
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{
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return true;
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}
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}
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// Token: 0x0600B502 RID: 46338 RVA: 0x00271584 File Offset: 0x0026F784
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[Token(Token = "0x600B502")]
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[Address(RVA = "0x235C620", Offset = "0x235B620", VA = "0x18235C620", Slot = "9")]
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public virtual void Init(BigInteger n, SecureRandom random)
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{
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/*
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An exception occurred when decompiling this method (0600B502)
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ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Void BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Signers.HMacDsaKCalculator::Init(BestHTTP.SecureProtocol.Org.BouncyCastle.Math.BigInteger,BestHTTP.SecureProtocol.Org.BouncyCastle.Security.SecureRandom)
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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:InvalidOperationException(var_0_0A, newobj:InvalidOperationException(InvalidOperationException::.ctor, ldstr:string("Operation not supported")))
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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: 0x0600B503 RID: 46339 RVA: 0x0027159C File Offset: 0x0026F79C
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[Token(Token = "0x600B503")]
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[Address(RVA = "0x235C170", Offset = "0x235B170", VA = "0x18235C170", Slot = "6")]
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public void Init(BigInteger n, BigInteger d, byte[] message)
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{
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byte[] v = this.V;
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this.n = n;
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ulong num;
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Arrays.Fill(v, (byte)num);
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byte[] k = this.K;
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int num2 = 0;
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Arrays.Fill(k, (byte)num2);
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int unsignedByteLength = BigIntegers.GetUnsignedByteLength(n);
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byte[] array = new byte[unsignedByteLength];
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byte[] array2 = BigIntegers.AsUnsignedByteArray(d);
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int length = array2.Length;
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int num3 = array.Length;
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int num4 = 0;
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num3 -= length;
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Array.Copy(array2, num4, array, num3, length);
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byte[] array3 = new byte[unsignedByteLength];
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BigInteger bigInteger = this.BitsToInt(message);
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int num5 = bigInteger.CompareTo(n);
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byte[] array4 = BigIntegers.AsUnsignedByteArray(bigInteger.Subtract(n));
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int length2 = array4.Length;
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int num6 = array3.Length;
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int num7 = 0;
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num6 -= length2;
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Array.Copy(array4, num7, array3, num6, length2);
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HMac hmac = this.hMac;
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KeyParameter keyParameter = new KeyParameter(this.K);
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IDigest underlyingDigest = hmac.GetUnderlyingDigest();
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byte[] v2 = this.V;
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this.hMac.Update(v2);
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int macSize = this.hMac.GetMacSize();
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this.hMac.Update(array);
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this.hMac.Update(array3);
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HMac hmac2 = this.hMac;
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HMac hmac3 = this.hMac;
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KeyParameter keyParameter2 = new KeyParameter(this.K);
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IDigest underlyingDigest2 = hmac3.GetUnderlyingDigest();
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byte[] v3 = this.V;
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this.hMac.Update(v3);
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HMac hmac4 = this.hMac;
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byte[] v4 = this.V;
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this.hMac.Update(v4);
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int macSize2 = this.hMac.GetMacSize();
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this.hMac.Update(array);
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this.hMac.Update(array3);
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HMac hmac5 = this.hMac;
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HMac hmac6 = this.hMac;
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KeyParameter keyParameter3 = new KeyParameter(this.K);
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IDigest underlyingDigest3 = hmac6.GetUnderlyingDigest();
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byte[] v5 = this.V;
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this.hMac.Update(v5);
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string algorithmName = ((IMac)this.hMac).AlgorithmName;
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}
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// Token: 0x0600B504 RID: 46340 RVA: 0x00271790 File Offset: 0x0026F990
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[Token(Token = "0x600B504")]
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[Address(RVA = "0x235C680", Offset = "0x235B680", VA = "0x18235C680", Slot = "10")]
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public virtual BigInteger NextK()
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{
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byte[] array = new byte[BigIntegers.GetUnsignedByteLength(this.n)];
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int num = 0;
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if (num < array.Length)
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{
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byte[] v = this.V;
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this.hMac.Update(v);
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HMac hmac = this.hMac;
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byte[] v2 = this.V;
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int num2 = array.Length;
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int length = v2.Length;
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num2 -= num;
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int num3 = Math.Min(num2, length);
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byte[] v3 = this.V;
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int num4 = 0;
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Array.Copy(v3, num4, array, num, num3);
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num += num3;
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}
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BigInteger bigInteger = this.BitsToInt(array);
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if (bigInteger.sign > num)
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{
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BigInteger bigInteger2 = this.n;
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int num5 = bigInteger.CompareTo(bigInteger2);
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}
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byte[] v4 = this.V;
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this.hMac.Update(v4);
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int macSize = this.hMac.GetMacSize();
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HMac hmac2 = this.hMac;
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HMac hmac3 = this.hMac;
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KeyParameter keyParameter = new KeyParameter(this.K);
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IDigest underlyingDigest = hmac3.GetUnderlyingDigest();
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byte[] v5 = this.V;
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this.hMac.Update(v5);
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HMac hmac4 = this.hMac;
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throw new NullReferenceException();
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}
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// Token: 0x0600B505 RID: 46341 RVA: 0x002718AC File Offset: 0x0026FAAC
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[Token(Token = "0x600B505")]
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[Address(RVA = "0x235C0B0", Offset = "0x235B0B0", VA = "0x18235C0B0")]
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private BigInteger BitsToInt(byte[] t)
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{
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BigInteger bigInteger = new BigInteger(1, t);
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int bitLength = this.n.BitLength;
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if (t.Length > bitLength)
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{
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int bitLength2 = this.n.BitLength;
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int num = t.Length;
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num -= bitLength2;
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BigInteger bigInteger2 = bigInteger.ShiftRight(num);
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}
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return bigInteger;
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}
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// Token: 0x04007281 RID: 29313
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[FieldOffset(Offset = "0x10")]
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[Token(Token = "0x4007281")]
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private readonly HMac hMac;
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// Token: 0x04007282 RID: 29314
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[FieldOffset(Offset = "0x18")]
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[Token(Token = "0x4007282")]
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private readonly byte[] K;
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// Token: 0x04007283 RID: 29315
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[FieldOffset(Offset = "0x20")]
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[Token(Token = "0x4007283")]
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private readonly byte[] V;
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// Token: 0x04007284 RID: 29316
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[FieldOffset(Offset = "0x28")]
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[Token(Token = "0x4007284")]
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private BigInteger n;
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}
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}
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