init commit

output/Libraries/BouncyCastle.Crypto/Org/BouncyCastle/Asn1/Cms/IssuerAndSerialNumber.cs

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+using System;
+using Org.BouncyCastle.Asn1.X509;
+using Org.BouncyCastle.Math;
+
+namespace Org.BouncyCastle.Asn1.Cms;
+
+public class IssuerAndSerialNumber : Asn1Encodable
+{
+	private X509Name name;
+
+	private DerInteger serialNumber;
+
+	public X509Name Name => name;
+
+	public DerInteger SerialNumber => serialNumber;
+
+	public static IssuerAndSerialNumber GetInstance(object obj)
+	{
+		if (obj == null)
+		{
+			return null;
+		}
+		if (obj is IssuerAndSerialNumber result)
+		{
+			return result;
+		}
+		return new IssuerAndSerialNumber(Asn1Sequence.GetInstance(obj));
+	}
+
+	[Obsolete("Use GetInstance() instead")]
+	public IssuerAndSerialNumber(Asn1Sequence seq)
+	{
+		name = X509Name.GetInstance(seq[0]);
+		serialNumber = (DerInteger)seq[1];
+	}
+
+	public IssuerAndSerialNumber(X509Name name, BigInteger serialNumber)
+	{
+		this.name = name;
+		this.serialNumber = new DerInteger(serialNumber);
+	}
+
+	public IssuerAndSerialNumber(X509Name name, DerInteger serialNumber)
+	{
+		this.name = name;
+		this.serialNumber = serialNumber;
+	}
+
+	public override Asn1Object ToAsn1Object()
+	{
+		return new DerSequence(name, serialNumber);
+	}
+}