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niko
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using System;
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using BestHTTP.SecureProtocol.Org.BouncyCastle.Asn1;
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using BestHTTP.SecureProtocol.Org.BouncyCastle.Asn1.Cms;
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using BestHTTP.SecureProtocol.Org.BouncyCastle.Asn1.X509;
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using BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Parameters;
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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.Cms
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{
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// Token: 0x02001D57 RID: 7511
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[Token(Token = "0x2001D57")]
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internal class KekRecipientInfoGenerator : RecipientInfoGenerator
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{
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// Token: 0x0600BE45 RID: 48709 RVA: 0x002B5578 File Offset: 0x002B3778
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[Token(Token = "0x600BE45")]
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[Address(RVA = "0x3F5100", Offset = "0x3F3F00", VA = "0x1803F5100")]
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internal KekRecipientInfoGenerator()
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{
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}
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// Token: 0x17001D72 RID: 7538
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// (set) Token: 0x0600BE46 RID: 48710 RVA: 0x002B558C File Offset: 0x002B378C
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[Token(Token = "0x17001D72")]
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internal KekIdentifier KekIdentifier
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{
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[Token(Token = "0x600BE46")]
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[Address(RVA = "0x460F90", Offset = "0x45FD90", VA = "0x180460F90")]
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set
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{
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this.kekIdentifier = value;
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}
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}
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// Token: 0x17001D73 RID: 7539
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// (set) Token: 0x0600BE47 RID: 48711 RVA: 0x002B55A0 File Offset: 0x002B37A0
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[Token(Token = "0x17001D73")]
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internal KeyParameter KeyEncryptionKey
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{
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[Token(Token = "0x600BE47")]
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[Address(RVA = "0x200EEB0", Offset = "0x200DCB0", VA = "0x18200EEB0")]
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set
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{
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string text = this.keyEncryptionKeyOID;
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this.keyEncryptionKey = value;
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AlgorithmIdentifier algorithmIdentifier = KekRecipientInfoGenerator.DetermineKeyEncAlg(text, value);
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this.keyEncryptionAlgorithm = algorithmIdentifier;
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}
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}
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// Token: 0x17001D74 RID: 7540
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// (set) Token: 0x0600BE48 RID: 48712 RVA: 0x002B55CC File Offset: 0x002B37CC
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[Token(Token = "0x17001D74")]
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internal string KeyEncryptionKeyOID
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{
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[Token(Token = "0x600BE48")]
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[Address(RVA = "0x3F7210", Offset = "0x3F6010", VA = "0x1803F7210")]
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set
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{
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this.keyEncryptionKeyOID = value;
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}
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}
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// Token: 0x0600BE49 RID: 48713 RVA: 0x002B55E0 File Offset: 0x002B37E0
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[Token(Token = "0x600BE49")]
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[Address(RVA = "0x200EC70", Offset = "0x200DA70", VA = "0x18200EC70", Slot = "4")]
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public RecipientInfo Generate(KeyParameter contentEncryptionKey, SecureRandom random)
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{
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byte[] key = contentEncryptionKey.GetKey();
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CmsEnvelopedHelper helper = KekRecipientInfoGenerator.Helper;
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Asn1Object asn1Object = this.keyEncryptionAlgorithm.ToAsn1Object();
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ParametersWithRandom parametersWithRandom = new ParametersWithRandom(this.keyEncryptionKey, random);
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int length = key.Length;
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KekIdentifier kekIdentifier = this.kekIdentifier;
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AlgorithmIdentifier algorithmIdentifier = this.keyEncryptionAlgorithm;
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DerOctetString derOctetString;
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return new RecipientInfo(new KekRecipientInfo(kekIdentifier, algorithmIdentifier, derOctetString));
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}
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// Token: 0x0600BE4A RID: 48714 RVA: 0x002B5648 File Offset: 0x002B3848
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[Token(Token = "0x600BE4A")]
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[Address(RVA = "0x200E700", Offset = "0x200D500", VA = "0x18200E700")]
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private static AlgorithmIdentifier DetermineKeyEncAlg(string algorithm, KeyParameter key)
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{
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/*
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An exception occurred when decompiling this method (0600BE4A)
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ICSharpCode.Decompiler.DecompilerException: Error decompiling BestHTTP.SecureProtocol.Org.BouncyCastle.Asn1.X509.AlgorithmIdentifier BestHTTP.SecureProtocol.Org.BouncyCastle.Cms.KekRecipientInfoGenerator::DetermineKeyEncAlg(System.String,BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Parameters.KeyParameter)
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---> System.Exception: Basic block has to end with unconditional control flow.
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{
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IL_F3:
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stloc:ArgumentException(var_8_FD, newobj:ArgumentException(ArgumentException::.ctor, ldstr:string("illegal keysize in AES")))
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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.FlattenBasicBlocks(ILNode node) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 1878
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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 1878
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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 1846
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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 1878
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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 1878
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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 1846
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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: 0x04007916 RID: 30998
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[Token(Token = "0x4007916")]
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private static readonly CmsEnvelopedHelper Helper = CmsEnvelopedHelper.Instance;
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// Token: 0x04007917 RID: 30999
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[FieldOffset(Offset = "0x10")]
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[Token(Token = "0x4007917")]
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private KeyParameter keyEncryptionKey;
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// Token: 0x04007918 RID: 31000
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[FieldOffset(Offset = "0x18")]
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[Token(Token = "0x4007918")]
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private string keyEncryptionKeyOID;
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// Token: 0x04007919 RID: 31001
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[FieldOffset(Offset = "0x20")]
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[Token(Token = "0x4007919")]
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private KekIdentifier kekIdentifier;
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// Token: 0x0400791A RID: 31002
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[FieldOffset(Offset = "0x28")]
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[Token(Token = "0x400791A")]
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private AlgorithmIdentifier keyEncryptionAlgorithm;
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}
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}
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