init commit

output/Libraries/BouncyCastle.Crypto/Org/BouncyCastle/Asn1/Cmp/CertOrEncCert.cs

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+using System;
+using Org.BouncyCastle.Asn1.Crmf;
+using Org.BouncyCastle.Utilities;
+
+namespace Org.BouncyCastle.Asn1.Cmp;
+
+public class CertOrEncCert : Asn1Encodable, IAsn1Choice
+{
+	private readonly CmpCertificate certificate;
+
+	private readonly EncryptedValue encryptedCert;
+
+	public virtual CmpCertificate Certificate => certificate;
+
+	public virtual EncryptedValue EncryptedCert => encryptedCert;
+
+	private CertOrEncCert(Asn1TaggedObject tagged)
+	{
+		if (tagged.TagNo == 0)
+		{
+			certificate = CmpCertificate.GetInstance(tagged.GetObject());
+			return;
+		}
+		if (tagged.TagNo == 1)
+		{
+			encryptedCert = EncryptedValue.GetInstance(tagged.GetObject());
+			return;
+		}
+		throw new ArgumentException("unknown tag: " + tagged.TagNo, "tagged");
+	}
+
+	public static CertOrEncCert GetInstance(object obj)
+	{
+		if (obj is CertOrEncCert)
+		{
+			return (CertOrEncCert)obj;
+		}
+		if (obj is Asn1TaggedObject)
+		{
+			return new CertOrEncCert((Asn1TaggedObject)obj);
+		}
+		throw new ArgumentException("Invalid object: " + Platform.GetTypeName(obj), "obj");
+	}
+
+	public CertOrEncCert(CmpCertificate certificate)
+	{
+		if (certificate == null)
+		{
+			throw new ArgumentNullException("certificate");
+		}
+		this.certificate = certificate;
+	}
+
+	public CertOrEncCert(EncryptedValue encryptedCert)
+	{
+		if (encryptedCert == null)
+		{
+			throw new ArgumentNullException("encryptedCert");
+		}
+		this.encryptedCert = encryptedCert;
+	}
+
+	public override Asn1Object ToAsn1Object()
+	{
+		if (certificate != null)
+		{
+			return new DerTaggedObject(explicitly: true, 0, certificate);
+		}
+		return new DerTaggedObject(explicitly: true, 1, encryptedCert);
+	}
+}