using System;
using System.Collections;
using System.IO;
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.IO;
using BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Parameters;
using BestHTTP.SecureProtocol.Org.BouncyCastle.Security;
using BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities;
using BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.IO;
using Cpp2IlInjected;

namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Cms
{
	// Token: 0x02001E0A RID: 7690
	[Token(Token = "0x2001E0A")]
	public class CmsAuthenticatedDataStreamGenerator : CmsAuthenticatedGenerator
	{
		// Token: 0x0600C0D4 RID: 49364 RVA: 0x002B88FC File Offset: 0x002B6AFC
		[Token(Token = "0x600C0D4")]
		[Address(RVA = "0x2140F20", Offset = "0x213FF20", VA = "0x182140F20")]
		public CmsAuthenticatedDataStreamGenerator()
		{
		}

		// Token: 0x0600C0D5 RID: 49365 RVA: 0x002B8910 File Offset: 0x002B6B10
		[Token(Token = "0x600C0D5")]
		[Address(RVA = "0x2140F80", Offset = "0x213FF80", VA = "0x182140F80")]
		public CmsAuthenticatedDataStreamGenerator(SecureRandom rand)
			: base(rand)
		{
		}

		// Token: 0x0600C0D6 RID: 49366 RVA: 0x002B8924 File Offset: 0x002B6B24
		[Token(Token = "0x600C0D6")]
		[Address(RVA = "0x5AB430", Offset = "0x5AA430", VA = "0x1805AB430")]
		public void SetBufferSize(int bufferSize)
		{
			this._bufferSize = bufferSize;
		}

		// Token: 0x0600C0D7 RID: 49367 RVA: 0x002B8938 File Offset: 0x002B6B38
		[Token(Token = "0x600C0D7")]
		[Address(RVA = "0x90C8E0", Offset = "0x90B8E0", VA = "0x18090C8E0")]
		public void SetBerEncodeRecipients(bool berEncodeRecipientSet)
		{
			this._berEncodeRecipientSet = berEncodeRecipientSet;
		}

		// Token: 0x0600C0D8 RID: 49368 RVA: 0x002B894C File Offset: 0x002B6B4C
		[Token(Token = "0x600C0D8")]
		[Address(RVA = "0x2141B00", Offset = "0x2140B00", VA = "0x182141B00")]
		private Stream Open(Stream outStr, string macOid, CipherKeyGenerator keyGen)
		{
			Asn1EncodableVector asn1EncodableVector;
			for (;;)
			{
				byte[] array = keyGen.GenerateKey();
				KeyParameter keyParameter = ParameterUtilities.CreateKeyParameter(macOid, array);
				string text = this.ToString();
				IList recipientInfoGenerators = this.recipientInfoGenerators;
				if (asn1EncodableVector != 0)
				{
					break;
				}
				int num = 0;
				ArrayTypeMismatchException ex;
				if (ex != 0)
				{
				}
				if (num == 0)
				{
					Stream stream;
					return stream;
				}
			}
			if (asn1EncodableVector == 0)
			{
			}
			if (asn1EncodableVector != 0)
			{
				Asn1Encodable[] array2 = new Asn1Encodable[1];
				SecureRandom rand = this.rand;
				throw new ArrayTypeMismatchException();
			}
			throw new NullReferenceException();
		}

		// Token: 0x0600C0D9 RID: 49369 RVA: 0x002B8A00 File Offset: 0x002B6C00
		[Token(Token = "0x600C0D9")]
		[Address(RVA = "0x2141E90", Offset = "0x2140E90", VA = "0x182141E90")]
		protected Stream Open(Stream outStr, AlgorithmIdentifier macAlgId, ICipherParameters cipherParameters, Asn1EncodableVector recipientInfos)
		{
			int num = 0;
			BerSequenceGenerator berSequenceGenerator = new BerSequenceGenerator(outStr);
			string text = berSequenceGenerator.ToString();
			DerInteger derInteger = new DerInteger(AuthenticatedData.CalculateVersion(0));
			BerSequenceGenerator berSequenceGenerator2;
			string text2 = berSequenceGenerator2.ToString();
			IEnumerator enumerator;
			DerSetGenerator derSetGenerator;
			string text3;
			if (enumerator != 0)
			{
				if (num < enumerator)
				{
					num += num;
					num++;
				}
				if (enumerator == 0)
				{
					num += num;
				}
				if (enumerator == 0)
				{
					throw new NullReferenceException();
				}
				text3 = derSetGenerator.ToString();
			}
			if (text3 != 0)
			{
			}
			if (num == 0)
			{
				Stream rawOutputStream = derSetGenerator.GetRawOutputStream();
				string text4 = berSequenceGenerator2.ToString();
				BerSequenceGenerator berSequenceGenerator3;
				string text5 = berSequenceGenerator3.ToString();
				IMac mac;
				MacSink macSink = new MacSink(mac);
				Stream stream;
				TeeOutputStream teeOutputStream = new TeeOutputStream(stream, macSink);
				CmsAuthenticatedDataStreamGenerator.CmsAuthenticatedDataOutputStream cmsAuthenticatedDataOutputStream;
				cmsAuthenticatedDataOutputStream.macStream = teeOutputStream;
				cmsAuthenticatedDataOutputStream.mac = mac;
				cmsAuthenticatedDataOutputStream.cGen = berSequenceGenerator;
				cmsAuthenticatedDataOutputStream.authGen = berSequenceGenerator2;
				cmsAuthenticatedDataOutputStream.eiGen = berSequenceGenerator3;
				throw new NullReferenceException();
			}
			throw new NullReferenceException();
		}

		// Token: 0x0600C0DA RID: 49370 RVA: 0x002B8B00 File Offset: 0x002B6D00
		[Token(Token = "0x600C0DA")]
		[Address(RVA = "0x2142580", Offset = "0x2141580", VA = "0x182142580")]
		public Stream Open(Stream outStr, string encryptionOid)
		{
			CipherKeyGenerator keyGenerator = GeneratorUtilities.GetKeyGenerator(encryptionOid);
			SecureRandom rand = this.rand;
			int defaultStrength = keyGenerator.defaultStrength;
			KeyGenerationParameters keyGenerationParameters = new KeyGenerationParameters(rand, defaultStrength);
			keyGenerator.Init(keyGenerationParameters);
			return this.Open(outStr, encryptionOid, keyGenerator);
		}

		// Token: 0x0600C0DB RID: 49371 RVA: 0x002B8B40 File Offset: 0x002B6D40
		[Token(Token = "0x600C0DB")]
		[Address(RVA = "0x2142490", Offset = "0x2141490", VA = "0x182142490")]
		public Stream Open(Stream outStr, string encryptionOid, int keySize)
		{
			CipherKeyGenerator keyGenerator = GeneratorUtilities.GetKeyGenerator(encryptionOid);
			KeyGenerationParameters keyGenerationParameters = new KeyGenerationParameters(this.rand, keySize);
			keyGenerator.Init(keyGenerationParameters);
			return this.Open(outStr, encryptionOid, keyGenerator);
		}

		// Token: 0x04007A1E RID: 31262
		[FieldOffset(Offset = "0x28")]
		[Token(Token = "0x4007A1E")]
		private int _bufferSize;

		// Token: 0x04007A1F RID: 31263
		[FieldOffset(Offset = "0x2C")]
		[Token(Token = "0x4007A1F")]
		private bool _berEncodeRecipientSet;

		// Token: 0x02001E0B RID: 7691
		[Token(Token = "0x2001E0B")]
		private class CmsAuthenticatedDataOutputStream : BaseOutputStream
		{
			// Token: 0x0600C0DC RID: 49372 RVA: 0x002B8B78 File Offset: 0x002B6D78
			[Token(Token = "0x600C0DC")]
			[Address(RVA = "0x2141130", Offset = "0x2140130", VA = "0x182141130")]
			public CmsAuthenticatedDataOutputStream(Stream macStream, IMac mac, BerSequenceGenerator cGen, BerSequenceGenerator authGen, BerSequenceGenerator eiGen)
			{
				this.authGen = 0;
				this.macStream = macStream;
				this.cGen = cGen;
				this.eiGen = 0;
				this.mac = mac;
			}

			// Token: 0x0600C0DD RID: 49373 RVA: 0x002B8BB0 File Offset: 0x002B6DB0
			[Token(Token = "0x600C0DD")]
			[Address(RVA = "0x21410D0", Offset = "0x21400D0", VA = "0x1821410D0", Slot = "30")]
			public override void WriteByte(byte b)
			{
				bool canRead = this.macStream.CanRead;
			}

			// Token: 0x0600C0DE RID: 49374 RVA: 0x002B8BD0 File Offset: 0x002B6DD0
			[Token(Token = "0x600C0DE")]
			[Address(RVA = "0x2141100", Offset = "0x2140100", VA = "0x182141100", Slot = "29")]
			public override void Write(byte[] bytes, int off, int len)
			{
				bool canRead = this.macStream.CanRead;
			}

			// Token: 0x0600C0DF RID: 49375 RVA: 0x002B8BF0 File Offset: 0x002B6DF0
			[Token(Token = "0x600C0DF")]
			[Address(RVA = "0x2140F90", Offset = "0x213FF90", VA = "0x182140F90", Slot = "15")]
			public override void Close()
			{
				Platform.Dispose(this.macStream);
				Stream rawOutputStream = this.eiGen.GetRawOutputStream();
				byte[] array = MacUtilities.DoFinal(this.mac);
				BerSequenceGenerator berSequenceGenerator = this.authGen;
				DerOctetString derOctetString = new DerOctetString(array);
				string text = berSequenceGenerator.ToString();
				Stream rawOutputStream2 = this.authGen.GetRawOutputStream();
				Stream rawOutputStream3 = this.cGen.GetRawOutputStream();
				base.Close();
			}

			// Token: 0x04007A20 RID: 31264
			[FieldOffset(Offset = "0x30")]
			[Token(Token = "0x4007A20")]
			private readonly Stream macStream;

			// Token: 0x04007A21 RID: 31265
			[FieldOffset(Offset = "0x38")]
			[Token(Token = "0x4007A21")]
			private readonly IMac mac;

			// Token: 0x04007A22 RID: 31266
			[FieldOffset(Offset = "0x40")]
			[Token(Token = "0x4007A22")]
			private readonly BerSequenceGenerator cGen;

			// Token: 0x04007A23 RID: 31267
			[FieldOffset(Offset = "0x48")]
			[Token(Token = "0x4007A23")]
			private readonly BerSequenceGenerator authGen;

			// Token: 0x04007A24 RID: 31268
			[FieldOffset(Offset = "0x50")]
			[Token(Token = "0x4007A24")]
			private readonly BerSequenceGenerator eiGen;
		}
	}
}