using System;
using System.IO;
using BestHTTP.SecureProtocol.Org.BouncyCastle.Asn1;
using BestHTTP.SecureProtocol.Org.BouncyCastle.Asn1.Cms;
using BestHTTP.SecureProtocol.Org.BouncyCastle.Asn1.X509;
using Cpp2IlInjected;

namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Cms
{
	// Token: 0x02001E15 RID: 7701
	[Token(Token = "0x2001E15")]
	public class CmsEnvelopedDataParser : CmsContentInfoParser
	{
		// Token: 0x0600C106 RID: 49414 RVA: 0x002B943C File Offset: 0x002B763C
		[Token(Token = "0x600C106")]
		[Address(RVA = "0x2144BE0", Offset = "0x2143BE0", VA = "0x182144BE0")]
		public CmsEnvelopedDataParser(byte[] envelopedData)
		{
			int num;
			MemoryStream memoryStream = new MemoryStream(envelopedData, num != 0);
			num = 0;
		}

		// Token: 0x0600C107 RID: 49415 RVA: 0x002B9454 File Offset: 0x002B7654
		[Token(Token = "0x600C107")]
		[Address(RVA = "0x2144C50", Offset = "0x2143C50", VA = "0x182144C50")]
		public CmsEnvelopedDataParser(Stream envelopedData)
		{
			IAsn1Convertible encryptedContent;
			for (;;)
			{
				base..ctor(envelopedData);
				ContentInfoParser contentInfo = this.contentInfo;
				this._attrNotRead = true;
				if (contentInfo.GetContent(16) == 0)
				{
				}
				EnvelopedDataParser envelopedDataParser;
				if (envelopedDataParser != 0)
				{
					this.envelopedData = envelopedDataParser;
					Asn1SetParser recipientInfos = envelopedDataParser.GetRecipientInfos();
					EncryptedContentInfoParser encryptedContentInfo = this.envelopedData.GetEncryptedContentInfo();
					AlgorithmIdentifier contentEncryptionAlgorithm = encryptedContentInfo._contentEncryptionAlgorithm;
					this._encAlg = contentEncryptionAlgorithm;
					encryptedContent = encryptedContentInfo.GetEncryptedContent(4);
					if (encryptedContent != 0 && encryptedContent != 0)
					{
						break;
					}
				}
			}
			CmsProcessableInputStream cmsProcessableInputStream;
			cmsProcessableInputStream.input = encryptedContent;
			AlgorithmIdentifier encAlg = this._encAlg;
			CmsEnvelopedHelper.CmsEnvelopedSecureReadable cmsEnvelopedSecureReadable;
			cmsEnvelopedSecureReadable.algorithm = encAlg;
			cmsEnvelopedSecureReadable.readable = cmsProcessableInputStream;
			Asn1Set asn1Set;
			RecipientInformationStore recipientInformationStore = CmsEnvelopedHelper.BuildRecipientInformationStore(asn1Set, cmsEnvelopedSecureReadable);
			this.recipientInfoStore = recipientInformationStore;
		}

		// Token: 0x17001DEE RID: 7662
		// (get) Token: 0x0600C108 RID: 49416 RVA: 0x002B9500 File Offset: 0x002B7700
		[Token(Token = "0x17001DEE")]
		public AlgorithmIdentifier EncryptionAlgorithmID
		{
			[Token(Token = "0x600C108")]
			[Address(RVA = "0x4157E0", Offset = "0x4147E0", VA = "0x1804157E0")]
			get
			{
				return this._encAlg;
			}
		}

		// Token: 0x17001DEF RID: 7663
		// (get) Token: 0x0600C109 RID: 49417 RVA: 0x002B9514 File Offset: 0x002B7714
		[Token(Token = "0x17001DEF")]
		public string EncryptionAlgOid
		{
			[Token(Token = "0x600C109")]
			[Address(RVA = "0x2141A70", Offset = "0x2140A70", VA = "0x182141A70")]
			get
			{
				Asn1Object asn1Object = this._encAlg.ToAsn1Object();
				throw new NullReferenceException();
			}
		}

		// Token: 0x17001DF0 RID: 7664
		// (get) Token: 0x0600C10A RID: 49418 RVA: 0x002B9534 File Offset: 0x002B7734
		[Token(Token = "0x17001DF0")]
		public Asn1Object EncryptionAlgParams
		{
			[Token(Token = "0x600C10A")]
			[Address(RVA = "0x2141AB0", Offset = "0x2140AB0", VA = "0x182141AB0")]
			get
			{
				DerObjectIdentifier objectID = this._encAlg.ObjectID;
				if (objectID == 0)
				{
				}
				return objectID.ToAsn1Object();
			}
		}

		// Token: 0x0600C10B RID: 49419 RVA: 0x002B9560 File Offset: 0x002B7760
		[Token(Token = "0x600C10B")]
		[Address(RVA = "0x4157C0", Offset = "0x4147C0", VA = "0x1804157C0")]
		public RecipientInformationStore GetRecipientInfos()
		{
			return this.recipientInfoStore;
		}

		// Token: 0x0600C10C RID: 49420 RVA: 0x002B9574 File Offset: 0x002B7774
		[Token(Token = "0x600C10C")]
		[Address(RVA = "0x2144920", Offset = "0x2143920", VA = "0x182144920")]
		public BestHTTP.SecureProtocol.Org.BouncyCastle.Asn1.Cms.AttributeTable GetUnprotectedAttributes()
		{
			while (this._unprotectedAttributes == (ulong)0L && this._attrNotRead)
			{
				Asn1SetParser unprotectedAttrs = this.envelopedData.GetUnprotectedAttrs();
				this._attrNotRead = false;
				if (unprotectedAttrs != 0)
				{
					int num = 0;
					int num2 = 0;
					if (num2 < num)
					{
						num2 += num2;
						num2++;
					}
					Asn1EncodableVector asn1EncodableVector;
					if (asn1EncodableVector != 0)
					{
						if (asn1EncodableVector == 0)
						{
							continue;
						}
						Asn1Encodable[] array = new Asn1Encodable[1];
						num2 += num2;
						num2++;
						if (num2 != 0)
						{
						}
						array[0] = num2;
						asn1EncodableVector.Add(array);
						array += array;
						array += array;
					}
					BestHTTP.SecureProtocol.Org.BouncyCastle.Asn1.Cms.AttributeTable attributeTable = new BestHTTP.SecureProtocol.Org.BouncyCastle.Asn1.Cms.AttributeTable(new DerSet(asn1EncodableVector));
					this._unprotectedAttributes = attributeTable;
					break;
				}
				break;
			}
			return this._unprotectedAttributes;
		}

		// Token: 0x04007A33 RID: 31283
		[FieldOffset(Offset = "0x20")]
		[Token(Token = "0x4007A33")]
		internal RecipientInformationStore recipientInfoStore;

		// Token: 0x04007A34 RID: 31284
		[FieldOffset(Offset = "0x28")]
		[Token(Token = "0x4007A34")]
		internal EnvelopedDataParser envelopedData;

		// Token: 0x04007A35 RID: 31285
		[FieldOffset(Offset = "0x30")]
		[Token(Token = "0x4007A35")]
		private AlgorithmIdentifier _encAlg;

		// Token: 0x04007A36 RID: 31286
		[FieldOffset(Offset = "0x38")]
		[Token(Token = "0x4007A36")]
		private BestHTTP.SecureProtocol.Org.BouncyCastle.Asn1.Cms.AttributeTable _unprotectedAttributes;

		// Token: 0x04007A37 RID: 31287
		[FieldOffset(Offset = "0x40")]
		[Token(Token = "0x4007A37")]
		private bool _attrNotRead;
	}
}