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: 0x02001D2A RID: 7466
	[Token(Token = "0x2001D2A")]
	public class CmsAuthenticatedDataStreamGenerator : CmsAuthenticatedGenerator
	{
		// Token: 0x0600BD06 RID: 48390 RVA: 0x002B0094 File Offset: 0x002AE294
		[Token(Token = "0x600BD06")]
		[Address(RVA = "0x165F8B0", Offset = "0x165E6B0", VA = "0x18165F8B0")]
		public CmsAuthenticatedDataStreamGenerator()
		{
		}

		// Token: 0x0600BD07 RID: 48391 RVA: 0x002B00A8 File Offset: 0x002AE2A8
		[Token(Token = "0x600BD07")]
		[Address(RVA = "0x165F910", Offset = "0x165E710", VA = "0x18165F910")]
		public CmsAuthenticatedDataStreamGenerator(SecureRandom rand)
			: base(rand)
		{
		}

		// Token: 0x0600BD08 RID: 48392 RVA: 0x002B00BC File Offset: 0x002AE2BC
		[Token(Token = "0x600BD08")]
		[Address(RVA = "0x42EFF0", Offset = "0x42DDF0", VA = "0x18042EFF0")]
		public void SetBufferSize(int bufferSize)
		{
			this._bufferSize = bufferSize;
		}

		// Token: 0x0600BD09 RID: 48393 RVA: 0x002B00D0 File Offset: 0x002AE2D0
		[Token(Token = "0x600BD09")]
		[Address(RVA = "0x431D50", Offset = "0x430B50", VA = "0x180431D50")]
		public void SetBerEncodeRecipients(bool berEncodeRecipientSet)
		{
			this._berEncodeRecipientSet = berEncodeRecipientSet;
		}

		// Token: 0x0600BD0A RID: 48394 RVA: 0x002B00E4 File Offset: 0x002AE2E4
		[Token(Token = "0x600BD0A")]
		[Address(RVA = "0x1660490", Offset = "0x165F290", VA = "0x181660490")]
		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: 0x0600BD0B RID: 48395 RVA: 0x002B0198 File Offset: 0x002AE398
		[Token(Token = "0x600BD0B")]
		[Address(RVA = "0x1660820", Offset = "0x165F620", VA = "0x181660820")]
		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: 0x0600BD0C RID: 48396 RVA: 0x002B0298 File Offset: 0x002AE498
		[Token(Token = "0x600BD0C")]
		[Address(RVA = "0x1660F10", Offset = "0x165FD10", VA = "0x181660F10")]
		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: 0x0600BD0D RID: 48397 RVA: 0x002B02D8 File Offset: 0x002AE4D8
		[Token(Token = "0x600BD0D")]
		[Address(RVA = "0x1660E20", Offset = "0x165FC20", VA = "0x181660E20")]
		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: 0x04007865 RID: 30821
		[FieldOffset(Offset = "0x28")]
		[Token(Token = "0x4007865")]
		private int _bufferSize;

		// Token: 0x04007866 RID: 30822
		[FieldOffset(Offset = "0x2C")]
		[Token(Token = "0x4007866")]
		private bool _berEncodeRecipientSet;

		// Token: 0x02001D2B RID: 7467
		[Token(Token = "0x2001D2B")]
		private class CmsAuthenticatedDataOutputStream : BaseOutputStream
		{
			// Token: 0x0600BD0E RID: 48398 RVA: 0x002B0310 File Offset: 0x002AE510
			[Token(Token = "0x600BD0E")]
			[Address(RVA = "0x165FAC0", Offset = "0x165E8C0", VA = "0x18165FAC0")]
			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: 0x0600BD0F RID: 48399 RVA: 0x002B0348 File Offset: 0x002AE548
			[Token(Token = "0x600BD0F")]
			[Address(RVA = "0x165FA60", Offset = "0x165E860", VA = "0x18165FA60", Slot = "30")]
			public override void WriteByte(byte b)
			{
				bool canRead = this.macStream.CanRead;
			}

			// Token: 0x0600BD10 RID: 48400 RVA: 0x002B0368 File Offset: 0x002AE568
			[Token(Token = "0x600BD10")]
			[Address(RVA = "0x165FA90", Offset = "0x165E890", VA = "0x18165FA90", Slot = "29")]
			public override void Write(byte[] bytes, int off, int len)
			{
				bool canRead = this.macStream.CanRead;
			}

			// Token: 0x0600BD11 RID: 48401 RVA: 0x002B0388 File Offset: 0x002AE588
			[Token(Token = "0x600BD11")]
			[Address(RVA = "0x165F920", Offset = "0x165E720", VA = "0x18165F920", 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: 0x04007867 RID: 30823
			[FieldOffset(Offset = "0x30")]
			[Token(Token = "0x4007867")]
			private readonly Stream macStream;

			// Token: 0x04007868 RID: 30824
			[FieldOffset(Offset = "0x38")]
			[Token(Token = "0x4007868")]
			private readonly IMac mac;

			// Token: 0x04007869 RID: 30825
			[FieldOffset(Offset = "0x40")]
			[Token(Token = "0x4007869")]
			private readonly BerSequenceGenerator cGen;

			// Token: 0x0400786A RID: 30826
			[FieldOffset(Offset = "0x48")]
			[Token(Token = "0x400786A")]
			private readonly BerSequenceGenerator authGen;

			// Token: 0x0400786B RID: 30827
			[FieldOffset(Offset = "0x50")]
			[Token(Token = "0x400786B")]
			private readonly BerSequenceGenerator eiGen;
		}
	}
}