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niko
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using System;
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using BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto;
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using BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Generators;
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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.OpenSsl
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{
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// Token: 0x02001999 RID: 6553
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[Token(Token = "0x2001999")]
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internal sealed class PemUtilities
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{
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// Token: 0x06009C8C RID: 40076 RVA: 0x0020A5CC File Offset: 0x002087CC
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[Token(Token = "0x6009C8C")]
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[Address(RVA = "0x1CBD350", Offset = "0x1CBC150", VA = "0x181CBD350")]
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static PemUtilities()
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{
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Enum arbitraryValue = Enums.GetArbitraryValue(typeof(PemUtilities.PemBaseAlg));
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Enum arbitraryValue2 = Enums.GetArbitraryValue(typeof(PemUtilities.PemMode));
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}
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// Token: 0x06009C8D RID: 40077 RVA: 0x0020A614 File Offset: 0x00208814
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[Token(Token = "0x6009C8D")]
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[Address(RVA = "0x1CBD0D0", Offset = "0x1CBBED0", VA = "0x181CBD0D0")]
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private static void ParseDekAlgName(string dekAlgName, out PemUtilities.PemBaseAlg baseAlg, out PemUtilities.PemMode mode)
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{
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Type typeFromHandle = typeof(PemUtilities.PemBaseAlg);
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int num = 0;
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int num2;
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string text = dekAlgName.Substring(num, num2);
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Enum enumValue = Enums.GetEnumValue(typeFromHandle, text);
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baseAlg.value__ = enumValue;
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Type typeFromHandle2 = typeof(PemUtilities.PemMode);
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int num3 = num2 + 1;
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string text2 = dekAlgName.Substring(num3);
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Enum enumValue2 = Enums.GetEnumValue(typeFromHandle2, text2);
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mode.value__ = enumValue2;
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Enum enumValue3 = Enums.GetEnumValue(typeof(PemUtilities.PemBaseAlg), dekAlgName);
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baseAlg.value__ = enumValue3;
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}
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// Token: 0x06009C8E RID: 40078 RVA: 0x0020A6BC File Offset: 0x002088BC
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[Token(Token = "0x6009C8E")]
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[Address(RVA = "0x1CBC930", Offset = "0x1CBB730", VA = "0x181CBC930")]
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internal static byte[] Crypt(bool encrypt, byte[] bytes, char[] password, string dekAlgName, byte[] iv)
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{
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/*
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An exception occurred when decompiling this method (06009C8E)
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ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Byte[] BestHTTP.SecureProtocol.Org.BouncyCastle.OpenSsl.PemUtilities::Crypt(System.Boolean,System.Byte[],System.Char[],System.String,System.Byte[])
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---> System.Exception: Basic block has to end with unconditional control flow.
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{
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IL_B6:
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stloc:EncryptionException(var_15_C7, newobj:EncryptionException(EncryptionException::.ctor, call:string(string::Concat, ldstr:string("Unknown DEK algorithm: "), ldloc:string(var_13))))
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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: 0x06009C8F RID: 40079 RVA: 0x0020A794 File Offset: 0x00208994
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[Token(Token = "0x6009C8F")]
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[Address(RVA = "0x1CBCF40", Offset = "0x1CBBD40", VA = "0x181CBCF40")]
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private static ICipherParameters GetCipherParameters(char[] password, PemUtilities.PemBaseAlg baseAlg, byte[] salt)
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{
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if (baseAlg <= PemUtilities.PemBaseAlg.RC2_64)
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{
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OpenSslPbeParametersGenerator openSslPbeParametersGenerator = new OpenSslPbeParametersGenerator();
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byte[] array = PbeParametersGenerator.Pkcs5PasswordToBytes(password);
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ICipherParameters cipherParameters;
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return cipherParameters;
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}
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throw new NullReferenceException();
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}
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// Token: 0x06009C90 RID: 40080 RVA: 0x0020A7BC File Offset: 0x002089BC
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[Token(Token = "0x6009C90")]
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[Address(RVA = "0x3F5100", Offset = "0x3F3F00", VA = "0x1803F5100")]
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public PemUtilities()
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{
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}
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// Token: 0x0200199A RID: 6554
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[Token(Token = "0x200199A")]
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private enum PemBaseAlg
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{
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// Token: 0x0400693D RID: 26941
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[Token(Token = "0x400693D")]
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AES_128,
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// Token: 0x0400693E RID: 26942
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[Token(Token = "0x400693E")]
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AES_192,
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// Token: 0x0400693F RID: 26943
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[Token(Token = "0x400693F")]
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AES_256,
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// Token: 0x04006940 RID: 26944
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[Token(Token = "0x4006940")]
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BF,
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// Token: 0x04006941 RID: 26945
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[Token(Token = "0x4006941")]
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DES,
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// Token: 0x04006942 RID: 26946
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[Token(Token = "0x4006942")]
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DES_EDE,
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// Token: 0x04006943 RID: 26947
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[Token(Token = "0x4006943")]
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DES_EDE3,
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// Token: 0x04006944 RID: 26948
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[Token(Token = "0x4006944")]
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RC2,
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// Token: 0x04006945 RID: 26949
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[Token(Token = "0x4006945")]
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RC2_40,
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// Token: 0x04006946 RID: 26950
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[Token(Token = "0x4006946")]
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RC2_64
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}
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// Token: 0x0200199B RID: 6555
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[Token(Token = "0x200199B")]
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private enum PemMode
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{
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// Token: 0x04006948 RID: 26952
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[Token(Token = "0x4006948")]
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CBC,
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// Token: 0x04006949 RID: 26953
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[Token(Token = "0x4006949")]
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CFB,
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// Token: 0x0400694A RID: 26954
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[Token(Token = "0x400694A")]
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ECB,
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// Token: 0x0400694B RID: 26955
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[Token(Token = "0x400694B")]
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OFB
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}
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}
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}
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