using System;
using System.Collections;
using System.IO;
using System.Runtime.InteropServices;
using BestHTTP.SecureProtocol.Org.BouncyCastle.Asn1;
using BestHTTP.SecureProtocol.Org.BouncyCastle.Asn1.X509;
using BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities;
using BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Collections;
using Cpp2IlInjected;

namespace BestHTTP.SecureProtocol.Org.BouncyCastle.X509.Extension
{
	// Token: 0x02001342 RID: 4930
	[Token(Token = "0x2001342")]
	[StructLayout(3)]
	public class X509ExtensionUtilities
	{
		// Token: 0x06007C2A RID: 31786 RVA: 0x0019D65C File Offset: 0x0019B85C
		[Token(Token = "0x6007C2A")]
		[Address(RVA = "0x5370B0", Offset = "0x535AB0", VA = "0x1805370B0")]
		public static Asn1Object FromExtensionValue(Asn1OctetString extensionValue)
		{
			Stream octetStream = extensionValue.GetOctetStream();
			Asn1Object asn1Object;
			return asn1Object;
		}

		// Token: 0x06007C2B RID: 31787 RVA: 0x0019D678 File Offset: 0x0019B878
		[Token(Token = "0x6007C2B")]
		[Address(RVA = "0x5375B0", Offset = "0x535FB0", VA = "0x1805375B0")]
		public static ICollection GetIssuerAlternativeNames(X509Certificate cert)
		{
			ISet criticalExtensionOids = cert.GetCriticalExtensionOids();
			ICollection collection;
			return collection;
		}

		// Token: 0x06007C2C RID: 31788 RVA: 0x0019D694 File Offset: 0x0019B894
		[Token(Token = "0x6007C2C")]
		[Address(RVA = "0x537640", Offset = "0x536040", VA = "0x180537640")]
		public static ICollection GetSubjectAlternativeNames(X509Certificate cert)
		{
			ISet criticalExtensionOids = cert.GetCriticalExtensionOids();
			ICollection collection;
			return collection;
		}

		// Token: 0x06007C2D RID: 31789 RVA: 0x0019D6B0 File Offset: 0x0019B8B0
		[Token(Token = "0x6007C2D")]
		[Address(RVA = "0x5370E0", Offset = "0x535AE0", VA = "0x1805370E0")]
		private static ICollection GetAlternativeName(Asn1OctetString extVal)
		{
			int num;
			Asn1Object asn1Object;
			do
			{
				num = 0;
				IList list = Platform.CreateArrayList();
				if (extVal == 0)
				{
					goto IL_7B;
				}
				Stream octetStream = extVal.GetOctetStream();
			}
			while (Asn1Sequence.GetInstance(asn1Object).GetEnumerator() == 0);
			IList list2 = Platform.CreateArrayList();
			GeneralName generalName;
			if (generalName.tag > 8)
			{
				throw new NullReferenceException();
			}
			Asn1Encodable obj = generalName.obj;
			X509Name instance = X509Name.GetInstance(obj);
			int hashCode = instance.GetHashCode();
			Asn1Object asn1Object2 = instance.ToAsn1Object();
			Stream octetStream2 = Asn1OctetString.GetInstance(0).GetOctetStream();
			if (DerObjectIdentifier.GetInstance(obj) != 0)
			{
			}
			if (num != -1)
			{
			}
			if (num != 0)
			{
				throw new NullReferenceException();
			}
			IL_7B:
			throw new NullReferenceException();
		}

		// Token: 0x06007C2E RID: 31790 RVA: 0x0019D794 File Offset: 0x0019B994
		[Token(Token = "0x6007C2E")]
		[Address(RVA = "0x3C1670", Offset = "0x3C0070", VA = "0x1803C1670")]
		public X509ExtensionUtilities()
		{
		}
	}
}