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: 0x02001D35 RID: 7477
	[Token(Token = "0x2001D35")]
	public class CmsEnvelopedDataParser : CmsContentInfoParser
	{
		// Token: 0x0600BD38 RID: 48440 RVA: 0x002B0BD4 File Offset: 0x002AEDD4
		[Token(Token = "0x600BD38")]
		[Address(RVA = "0x1663570", Offset = "0x1662370", VA = "0x181663570")]
		public CmsEnvelopedDataParser(byte[] envelopedData)
		{
			int num;
			MemoryStream memoryStream = new MemoryStream(envelopedData, num != 0);
			num = 0;
		}

		// Token: 0x0600BD39 RID: 48441 RVA: 0x002B0BEC File Offset: 0x002AEDEC
		[Token(Token = "0x600BD39")]
		[Address(RVA = "0x16635E0", Offset = "0x16623E0", VA = "0x1816635E0")]
		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: 0x17001D51 RID: 7505
		// (get) Token: 0x0600BD3A RID: 48442 RVA: 0x002B0C98 File Offset: 0x002AEE98
		[Token(Token = "0x17001D51")]
		public AlgorithmIdentifier EncryptionAlgorithmID
		{
			[Token(Token = "0x600BD3A")]
			[Address(RVA = "0x3FA180", Offset = "0x3F8F80", VA = "0x1803FA180")]
			get
			{
				return this._encAlg;
			}
		}

		// Token: 0x17001D52 RID: 7506
		// (get) Token: 0x0600BD3B RID: 48443 RVA: 0x002B0CAC File Offset: 0x002AEEAC
		[Token(Token = "0x17001D52")]
		public string EncryptionAlgOid
		{
			[Token(Token = "0x600BD3B")]
			[Address(RVA = "0x1660400", Offset = "0x165F200", VA = "0x181660400")]
			get
			{
				Asn1Object asn1Object = this._encAlg.ToAsn1Object();
				throw new NullReferenceException();
			}
		}

		// Token: 0x17001D53 RID: 7507
		// (get) Token: 0x0600BD3C RID: 48444 RVA: 0x002B0CCC File Offset: 0x002AEECC
		[Token(Token = "0x17001D53")]
		public Asn1Object EncryptionAlgParams
		{
			[Token(Token = "0x600BD3C")]
			[Address(RVA = "0x1660440", Offset = "0x165F240", VA = "0x181660440")]
			get
			{
				DerObjectIdentifier objectID = this._encAlg.ObjectID;
				if (objectID == 0)
				{
				}
				return objectID.ToAsn1Object();
			}
		}

		// Token: 0x0600BD3D RID: 48445 RVA: 0x002B0CF8 File Offset: 0x002AEEF8
		[Token(Token = "0x600BD3D")]
		[Address(RVA = "0x3F6400", Offset = "0x3F5200", VA = "0x1803F6400")]
		public RecipientInformationStore GetRecipientInfos()
		{
			return this.recipientInfoStore;
		}

		// Token: 0x0600BD3E RID: 48446 RVA: 0x002B0D0C File Offset: 0x002AEF0C
		[Token(Token = "0x600BD3E")]
		[Address(RVA = "0x16632B0", Offset = "0x16620B0", VA = "0x1816632B0")]
		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: 0x0400787A RID: 30842
		[FieldOffset(Offset = "0x20")]
		[Token(Token = "0x400787A")]
		internal RecipientInformationStore recipientInfoStore;

		// Token: 0x0400787B RID: 30843
		[FieldOffset(Offset = "0x28")]
		[Token(Token = "0x400787B")]
		internal EnvelopedDataParser envelopedData;

		// Token: 0x0400787C RID: 30844
		[FieldOffset(Offset = "0x30")]
		[Token(Token = "0x400787C")]
		private AlgorithmIdentifier _encAlg;

		// Token: 0x0400787D RID: 30845
		[FieldOffset(Offset = "0x38")]
		[Token(Token = "0x400787D")]
		private BestHTTP.SecureProtocol.Org.BouncyCastle.Asn1.Cms.AttributeTable _unprotectedAttributes;

		// Token: 0x0400787E RID: 30846
		[FieldOffset(Offset = "0x40")]
		[Token(Token = "0x400787E")]
		private bool _attrNotRead;
	}
}