using System;
using System.Collections;
using System.IO;
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.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: 0x0200174D RID: 5965
	[Token(Token = "0x200174D")]
	[StructLayout(3)]
	public class CmsAuthenticatedDataStreamGenerator : CmsAuthenticatedGenerator
	{
		// Token: 0x0600A12C RID: 41260 RVA: 0x00257BD8 File Offset: 0x00255DD8
		[Token(Token = "0x600A12C")]
		[Address(RVA = "0x1C71F20", Offset = "0x1C70920", VA = "0x181C71F20")]
		public CmsAuthenticatedDataStreamGenerator()
		{
		}

		// Token: 0x0600A12D RID: 41261 RVA: 0x00257BEC File Offset: 0x00255DEC
		[Token(Token = "0x600A12D")]
		[Address(RVA = "0x1C71F80", Offset = "0x1C70980", VA = "0x181C71F80")]
		public CmsAuthenticatedDataStreamGenerator(SecureRandom rand)
			: base(rand)
		{
		}

		// Token: 0x0600A12E RID: 41262 RVA: 0x00257C00 File Offset: 0x00255E00
		[Token(Token = "0x600A12E")]
		[Address(RVA = "0x4D2650", Offset = "0x4D1050", VA = "0x1804D2650")]
		public void SetBufferSize(int bufferSize)
		{
			this._bufferSize = bufferSize;
		}

		// Token: 0x0600A12F RID: 41263 RVA: 0x00257C14 File Offset: 0x00255E14
		[Token(Token = "0x600A12F")]
		[Address(RVA = "0x6A84B0", Offset = "0x6A6EB0", VA = "0x1806A84B0")]
		public void SetBerEncodeRecipients(bool berEncodeRecipientSet)
		{
			this._berEncodeRecipientSet = berEncodeRecipientSet;
		}

		// Token: 0x0600A130 RID: 41264 RVA: 0x00257C28 File Offset: 0x00255E28
		[Token(Token = "0x600A130")]
		[Address(RVA = "0x1C72B00", Offset = "0x1C71500", VA = "0x181C72B00")]
		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;
				int num2 = 0;
				ArrayTypeMismatchException ex;
				if (ex != 0)
				{
				}
				if (num != -1)
				{
				}
				if (num2 == 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: 0x0600A131 RID: 41265 RVA: 0x00257CE8 File Offset: 0x00255EE8
		[Token(Token = "0x600A131")]
		[Address(RVA = "0x1C72EB0", Offset = "0x1C718B0", VA = "0x181C72EB0")]
		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();
			if (this._berEncodeRecipientSet)
			{
			}
			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 != -1)
			{
			}
			if (num == 0)
			{
				Stream rawOutputStream = derSetGenerator.GetRawOutputStream();
				string text4 = berSequenceGenerator2.ToString();
				BerSequenceGenerator berSequenceGenerator3;
				string text5 = berSequenceGenerator3.ToString();
				BerOctetStringGenerator berOctetStringGenerator;
				Stream rawOutputStream2 = berOctetStringGenerator.GetRawOutputStream();
				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: 0x0600A132 RID: 41266 RVA: 0x00257E08 File Offset: 0x00256008
		[Token(Token = "0x600A132")]
		[Address(RVA = "0x1C73630", Offset = "0x1C72030", VA = "0x181C73630")]
		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: 0x0600A133 RID: 41267 RVA: 0x00257E48 File Offset: 0x00256048
		[Token(Token = "0x600A133")]
		[Address(RVA = "0x1C73540", Offset = "0x1C71F40", VA = "0x181C73540")]
		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: 0x04006A22 RID: 27170
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x28")]
		[Token(Token = "0x4006A22")]
		private int _bufferSize;

		// Token: 0x04006A23 RID: 27171
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x2C")]
		[Token(Token = "0x4006A23")]
		private bool _berEncodeRecipientSet;

		// Token: 0x0200174E RID: 5966
		[Token(Token = "0x200174E")]
		private class CmsAuthenticatedDataOutputStream : BaseOutputStream
		{
			// Token: 0x0600A134 RID: 41268 RVA: 0x00257E80 File Offset: 0x00256080
			[Token(Token = "0x600A134")]
			[Address(RVA = "0x1C72130", Offset = "0x1C70B30", VA = "0x181C72130")]
			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: 0x0600A135 RID: 41269 RVA: 0x00257EB8 File Offset: 0x002560B8
			[Token(Token = "0x600A135")]
			[Address(RVA = "0x1C720D0", Offset = "0x1C70AD0", VA = "0x181C720D0", Slot = "30")]
			public override void WriteByte(byte b)
			{
				bool canRead = this.macStream.CanRead;
			}

			// Token: 0x0600A136 RID: 41270 RVA: 0x00257ED8 File Offset: 0x002560D8
			[Token(Token = "0x600A136")]
			[Address(RVA = "0x1C72100", Offset = "0x1C70B00", VA = "0x181C72100", Slot = "29")]
			public override void Write(byte[] bytes, int off, int len)
			{
				bool canRead = this.macStream.CanRead;
			}

			// Token: 0x0600A137 RID: 41271 RVA: 0x00257EF8 File Offset: 0x002560F8
			[Token(Token = "0x600A137")]
			[Address(RVA = "0x1C71F90", Offset = "0x1C70990", VA = "0x181C71F90", 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: 0x04006A24 RID: 27172
			[global::Cpp2IlInjected.FieldOffset(Offset = "0x30")]
			[Token(Token = "0x4006A24")]
			private readonly Stream macStream;

			// Token: 0x04006A25 RID: 27173
			[global::Cpp2IlInjected.FieldOffset(Offset = "0x38")]
			[Token(Token = "0x4006A25")]
			private readonly IMac mac;

			// Token: 0x04006A26 RID: 27174
			[global::Cpp2IlInjected.FieldOffset(Offset = "0x40")]
			[Token(Token = "0x4006A26")]
			private readonly BerSequenceGenerator cGen;

			// Token: 0x04006A27 RID: 27175
			[global::Cpp2IlInjected.FieldOffset(Offset = "0x48")]
			[Token(Token = "0x4006A27")]
			private readonly BerSequenceGenerator authGen;

			// Token: 0x04006A28 RID: 27176
			[global::Cpp2IlInjected.FieldOffset(Offset = "0x50")]
			[Token(Token = "0x4006A28")]
			private readonly BerSequenceGenerator eiGen;
		}
	}
}