using System;
using System.Collections;
using System.Runtime.InteropServices;
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;
using BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Parameters;
using BestHTTP.SecureProtocol.Org.BouncyCastle.Math;
using BestHTTP.SecureProtocol.Org.BouncyCastle.Security;
using BestHTTP.SecureProtocol.Org.BouncyCastle.X509;
using Cpp2IlInjected;

namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Cms
{
	// Token: 0x0200177E RID: 6014
	[Token(Token = "0x200177E")]
	[StructLayout(3)]
	internal class KeyTransRecipientInfoGenerator : RecipientInfoGenerator
	{
		// Token: 0x0600A285 RID: 41605 RVA: 0x0025DC08 File Offset: 0x0025BE08
		[Token(Token = "0x600A285")]
		[Address(RVA = "0x3C1670", Offset = "0x3C0070", VA = "0x1803C1670")]
		internal KeyTransRecipientInfoGenerator()
		{
		}

		// Token: 0x17001978 RID: 6520
		// (set) Token: 0x0600A286 RID: 41606 RVA: 0x0025DC1C File Offset: 0x0025BE1C
		[Token(Token = "0x17001978")]
		internal X509Certificate RecipientCert
		{
			[Token(Token = "0x600A286")]
			[Address(RVA = "0x6609B0", Offset = "0x65F3B0", VA = "0x1806609B0")]
			set
			{
				TbsCertificateStructure tbsCertificateStructure = CmsUtilities.GetTbsCertificateStructure(value);
				this.recipientTbsCert = tbsCertificateStructure;
				ICollection collection;
				this.recipientPublicKey = collection;
				SubjectPublicKeyInfo subjectPublicKeyInfo = this.recipientTbsCert.subjectPublicKeyInfo;
				this.info = subjectPublicKeyInfo;
			}
		}

		// Token: 0x17001979 RID: 6521
		// (set) Token: 0x0600A287 RID: 41607 RVA: 0x0025DC58 File Offset: 0x0025BE58
		[Token(Token = "0x17001979")]
		internal AsymmetricKeyParameter RecipientPublicKey
		{
			[Token(Token = "0x600A287")]
			[Address(RVA = "0x660A10", Offset = "0x65F410", VA = "0x180660A10")]
			set
			{
				this.recipientPublicKey = value;
				SubjectPublicKeyInfo subjectPublicKeyInfo = SubjectPublicKeyInfoFactory.CreateSubjectPublicKeyInfo(this.recipientPublicKey);
				this.info = subjectPublicKeyInfo;
			}
		}

		// Token: 0x1700197A RID: 6522
		// (set) Token: 0x0600A288 RID: 41608 RVA: 0x0025DC8C File Offset: 0x0025BE8C
		[Token(Token = "0x1700197A")]
		internal Asn1OctetString SubjectKeyIdentifier
		{
			[Token(Token = "0x600A288")]
			[Address(RVA = "0x3C1260", Offset = "0x3BFC60", VA = "0x1803C1260")]
			set
			{
				this.subjectKeyIdentifier = value;
			}
		}

		// Token: 0x0600A289 RID: 41609 RVA: 0x0025DCA0 File Offset: 0x0025BEA0
		[Token(Token = "0x600A289")]
		[Address(RVA = "0x6606E0", Offset = "0x65F0E0", VA = "0x1806606E0", Slot = "4")]
		public RecipientInfo Generate(KeyParameter contentEncryptionKey, SecureRandom random)
		{
			byte[] key = contentEncryptionKey.GetKey();
			AlgorithmIdentifier algID = this.info.algID;
			CmsEnvelopedHelper helper = KeyTransRecipientInfoGenerator.Helper;
			Asn1Object asn1Object = algID.ToAsn1Object();
			ParametersWithRandom parametersWithRandom = new ParametersWithRandom(this.recipientPublicKey, random);
			int length = key.Length;
			TbsCertificateStructure tbsCertificateStructure = this.recipientTbsCert;
			if (tbsCertificateStructure == 0)
			{
				RecipientIdentifier recipientIdentifier = new RecipientIdentifier(this.subjectKeyIdentifier);
			}
			X509Name issuer = tbsCertificateStructure.issuer;
			BigInteger value = tbsCertificateStructure.serialNumber.Value;
			DerOctetString derOctetString;
			return new RecipientInfo(new KeyTransRecipientInfo(new RecipientIdentifier(new IssuerAndSerialNumber(issuer, value)), algID, derOctetString));
		}

		// Token: 0x04006AE0 RID: 27360
		[Token(Token = "0x4006AE0")]
		private static readonly CmsEnvelopedHelper Helper = CmsEnvelopedHelper.Instance;

		// Token: 0x04006AE1 RID: 27361
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x10")]
		[Token(Token = "0x4006AE1")]
		private TbsCertificateStructure recipientTbsCert;

		// Token: 0x04006AE2 RID: 27362
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x18")]
		[Token(Token = "0x4006AE2")]
		private AsymmetricKeyParameter recipientPublicKey;

		// Token: 0x04006AE3 RID: 27363
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x20")]
		[Token(Token = "0x4006AE3")]
		private Asn1OctetString subjectKeyIdentifier;

		// Token: 0x04006AE4 RID: 27364
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x28")]
		[Token(Token = "0x4006AE4")]
		private SubjectPublicKeyInfo info;
	}
}