using System;
using BestHTTP.SecureProtocol.Org.BouncyCastle.Asn1;
using BestHTTP.SecureProtocol.Org.BouncyCastle.Asn1.Cms;
using BestHTTP.SecureProtocol.Org.BouncyCastle.Asn1.X509;
using BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Parameters;
using BestHTTP.SecureProtocol.Org.BouncyCastle.Security;
using Cpp2IlInjected;

namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Cms
{
	// Token: 0x02001E37 RID: 7735
	[Token(Token = "0x2001E37")]
	internal class KekRecipientInfoGenerator : RecipientInfoGenerator
	{
		// Token: 0x0600C213 RID: 49683 RVA: 0x002BDE70 File Offset: 0x002BC070
		[Token(Token = "0x600C213")]
		[Address(RVA = "0x412370", Offset = "0x411370", VA = "0x180412370")]
		internal KekRecipientInfoGenerator()
		{
		}

		// Token: 0x17001E0F RID: 7695
		// (set) Token: 0x0600C214 RID: 49684 RVA: 0x002BDE84 File Offset: 0x002BC084
		[Token(Token = "0x17001E0F")]
		internal KekIdentifier KekIdentifier
		{
			[Token(Token = "0x600C214")]
			[Address(RVA = "0x415810", Offset = "0x414810", VA = "0x180415810")]
			set
			{
				this.kekIdentifier = value;
			}
		}

		// Token: 0x17001E10 RID: 7696
		// (set) Token: 0x0600C215 RID: 49685 RVA: 0x002BDE98 File Offset: 0x002BC098
		[Token(Token = "0x17001E10")]
		internal KeyParameter KeyEncryptionKey
		{
			[Token(Token = "0x600C215")]
			[Address(RVA = "0x292F9B0", Offset = "0x292E9B0", VA = "0x18292F9B0")]
			set
			{
				string text = this.keyEncryptionKeyOID;
				this.keyEncryptionKey = value;
				AlgorithmIdentifier algorithmIdentifier = KekRecipientInfoGenerator.DetermineKeyEncAlg(text, value);
				this.keyEncryptionAlgorithm = algorithmIdentifier;
			}
		}

		// Token: 0x17001E11 RID: 7697
		// (set) Token: 0x0600C216 RID: 49686 RVA: 0x002BDEC4 File Offset: 0x002BC0C4
		[Token(Token = "0x17001E11")]
		internal string KeyEncryptionKeyOID
		{
			[Token(Token = "0x600C216")]
			[Address(RVA = "0x4157F0", Offset = "0x4147F0", VA = "0x1804157F0")]
			set
			{
				this.keyEncryptionKeyOID = value;
			}
		}

		// Token: 0x0600C217 RID: 49687 RVA: 0x002BDED8 File Offset: 0x002BC0D8
		[Token(Token = "0x600C217")]
		[Address(RVA = "0x292F770", Offset = "0x292E770", VA = "0x18292F770", Slot = "4")]
		public RecipientInfo Generate(KeyParameter contentEncryptionKey, SecureRandom random)
		{
			byte[] key = contentEncryptionKey.GetKey();
			CmsEnvelopedHelper helper = KekRecipientInfoGenerator.Helper;
			Asn1Object asn1Object = this.keyEncryptionAlgorithm.ToAsn1Object();
			ParametersWithRandom parametersWithRandom = new ParametersWithRandom(this.keyEncryptionKey, random);
			int length = key.Length;
			KekIdentifier kekIdentifier = this.kekIdentifier;
			AlgorithmIdentifier algorithmIdentifier = this.keyEncryptionAlgorithm;
			DerOctetString derOctetString;
			return new RecipientInfo(new KekRecipientInfo(kekIdentifier, algorithmIdentifier, derOctetString));
		}

		// Token: 0x0600C218 RID: 49688 RVA: 0x002BDF40 File Offset: 0x002BC140
		[Token(Token = "0x600C218")]
		[Address(RVA = "0x292F200", Offset = "0x292E200", VA = "0x18292F200")]
		private static AlgorithmIdentifier DetermineKeyEncAlg(string algorithm, KeyParameter key)
		{
			/*
An exception occurred when decompiling this method (0600C218)

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)

 ---> System.Exception: Basic block has to end with unconditional control flow. 
{
	IL_F3:
	stloc:ArgumentException(var_8_FD, newobj:ArgumentException(ArgumentException::.ctor, ldstr:string("illegal keysize in AES")))
}

   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.FlattenBasicBlocks(ILNode node) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 1878
   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
   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
   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
   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
   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
   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: 0x04007ACF RID: 31439
		[Token(Token = "0x4007ACF")]
		private static readonly CmsEnvelopedHelper Helper = CmsEnvelopedHelper.Instance;

		// Token: 0x04007AD0 RID: 31440
		[FieldOffset(Offset = "0x10")]
		[Token(Token = "0x4007AD0")]
		private KeyParameter keyEncryptionKey;

		// Token: 0x04007AD1 RID: 31441
		[FieldOffset(Offset = "0x18")]
		[Token(Token = "0x4007AD1")]
		private string keyEncryptionKeyOID;

		// Token: 0x04007AD2 RID: 31442
		[FieldOffset(Offset = "0x20")]
		[Token(Token = "0x4007AD2")]
		private KekIdentifier kekIdentifier;

		// Token: 0x04007AD3 RID: 31443
		[FieldOffset(Offset = "0x28")]
		[Token(Token = "0x4007AD3")]
		private AlgorithmIdentifier keyEncryptionAlgorithm;
	}
}