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

namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Cms
{
	// Token: 0x02001D62 RID: 7522
	[Token(Token = "0x2001D62")]
	internal class PasswordRecipientInfoGenerator : RecipientInfoGenerator
	{
		// Token: 0x0600BE7E RID: 48766 RVA: 0x002B6710 File Offset: 0x002B4910
		[Token(Token = "0x600BE7E")]
		[Address(RVA = "0x3F5100", Offset = "0x3F3F00", VA = "0x1803F5100")]
		internal PasswordRecipientInfoGenerator()
		{
		}

		// Token: 0x17001D7C RID: 7548
		// (set) Token: 0x0600BE7F RID: 48767 RVA: 0x002B6724 File Offset: 0x002B4924
		[Token(Token = "0x17001D7C")]
		internal AlgorithmIdentifier KeyDerivationAlgorithm
		{
			[Token(Token = "0x600BE7F")]
			[Address(RVA = "0x3F7200", Offset = "0x3F6000", VA = "0x1803F7200")]
			set
			{
				this.keyDerivationAlgorithm = value;
			}
		}

		// Token: 0x17001D7D RID: 7549
		// (set) Token: 0x0600BE80 RID: 48768 RVA: 0x002B6738 File Offset: 0x002B4938
		[Token(Token = "0x17001D7D")]
		internal KeyParameter KeyEncryptionKey
		{
			[Token(Token = "0x600BE80")]
			[Address(RVA = "0x3F7210", Offset = "0x3F6010", VA = "0x1803F7210")]
			set
			{
				this.keyEncryptionKey = value;
			}
		}

		// Token: 0x17001D7E RID: 7550
		// (set) Token: 0x0600BE81 RID: 48769 RVA: 0x002B674C File Offset: 0x002B494C
		[Token(Token = "0x17001D7E")]
		internal string KeyEncryptionKeyOID
		{
			[Token(Token = "0x600BE81")]
			[Address(RVA = "0x460F90", Offset = "0x45FD90", VA = "0x180460F90")]
			set
			{
				this.keyEncryptionKeyOID = value;
			}
		}

		// Token: 0x0600BE82 RID: 48770 RVA: 0x002B6760 File Offset: 0x002B4960
		[Token(Token = "0x600BE82")]
		[Address(RVA = "0x2012650", Offset = "0x2011450", VA = "0x182012650", Slot = "4")]
		public RecipientInfo Generate(KeyParameter contentEncryptionKey, SecureRandom random)
		{
			byte[] key = contentEncryptionKey.GetKey();
			CmsEnvelopedHelper helper = PasswordRecipientInfoGenerator.Helper;
			string text = this.keyEncryptionKeyOID;
			string rfc3211WrapperName = helper.GetRfc3211WrapperName(text);
			IWrapper wrapper = PasswordRecipientInfoGenerator.Helper.CreateWrapper(rfc3211WrapperName);
			bool flag = Platform.StartsWith(rfc3211WrapperName, "DESEDE");
			byte[] array = new byte[8];
			double num = random.NextDouble();
			ParametersWithRandom parametersWithRandom = new ParametersWithRandom(new ParametersWithIV(this.keyEncryptionKey, array), random);
			int length = key.Length;
			Asn1Encodable[] array2 = new Asn1Encodable[2];
			DerObjectIdentifier derObjectIdentifier = new DerObjectIdentifier(this.keyEncryptionKeyOID);
			if (derObjectIdentifier != 0)
			{
			}
			array2[0] = derObjectIdentifier;
			DerOctetString derOctetString = new DerOctetString(array);
			if (derOctetString != 0)
			{
			}
			array2[1] = derOctetString;
			DerSequence derSequence = new DerSequence(array2);
			AlgorithmIdentifier algorithmIdentifier = new AlgorithmIdentifier(PkcsObjectIdentifiers.IdAlgPwriKek, derSequence);
			DerOctetString derOctetString2;
			return new RecipientInfo(new PasswordRecipientInfo(this.keyDerivationAlgorithm, algorithmIdentifier, derOctetString2));
		}

		// Token: 0x0400792C RID: 31020
		[Token(Token = "0x400792C")]
		private static readonly CmsEnvelopedHelper Helper = CmsEnvelopedHelper.Instance;

		// Token: 0x0400792D RID: 31021
		[FieldOffset(Offset = "0x10")]
		[Token(Token = "0x400792D")]
		private AlgorithmIdentifier keyDerivationAlgorithm;

		// Token: 0x0400792E RID: 31022
		[FieldOffset(Offset = "0x18")]
		[Token(Token = "0x400792E")]
		private KeyParameter keyEncryptionKey;

		// Token: 0x0400792F RID: 31023
		[FieldOffset(Offset = "0x20")]
		[Token(Token = "0x400792F")]
		private string keyEncryptionKeyOID;
	}
}