using Org.BouncyCastle.Utilities; using System; namespace Org.BouncyCastle.Asn1.Crmf { public class PkiArchiveOptions : Asn1Encodable, IAsn1Choice { public const int encryptedPrivKey = 0; public const int keyGenParameters = 1; public const int archiveRemGenPrivKey = 2; private readonly Asn1Encodable value; public virtual int Type { get { if (value is EncryptedKey) return 0; if (value is Asn1OctetString) return 1; return 2; } } public virtual Asn1Encodable Value => value; public static PkiArchiveOptions GetInstance(object obj) { PkiArchiveOptions pkiArchiveOptions = obj as PkiArchiveOptions; if (pkiArchiveOptions != null) return pkiArchiveOptions; Asn1TaggedObject asn1TaggedObject = obj as Asn1TaggedObject; if (asn1TaggedObject != null) return new PkiArchiveOptions(Asn1Utilities.CheckContextTagClass(asn1TaggedObject)); throw new ArgumentException("Invalid object: " + Platform.GetTypeName(obj), "obj"); } private PkiArchiveOptions(Asn1TaggedObject tagged) { switch (tagged.TagNo) { case 0: value = EncryptedKey.GetInstance(tagged.GetExplicitBaseObject()); break; case 1: value = Asn1OctetString.GetInstance(tagged, false); break; case 2: value = DerBoolean.GetInstance(tagged, false); break; default: throw new ArgumentException("unknown tag number: " + tagged.TagNo.ToString(), "tagged"); } } public PkiArchiveOptions(EncryptedKey encKey) { value = encKey; } public PkiArchiveOptions(Asn1OctetString keyGenParameters) { value = keyGenParameters; } public PkiArchiveOptions(bool archiveRemGenPrivKey) { value = DerBoolean.GetInstance(archiveRemGenPrivKey); } public override Asn1Object ToAsn1Object() { if (value is EncryptedKey) return new DerTaggedObject(true, 0, value); if (value is Asn1OctetString) return new DerTaggedObject(false, 1, value); return new DerTaggedObject(false, 2, value); } } }