using System; namespace Org.BouncyCastle.Asn1.X509 { public class IssuerSerial : Asn1Encodable { private readonly GeneralNames issuer; private readonly DerInteger serial; private readonly DerBitString issuerUid; public GeneralNames Issuer => issuer; public DerInteger Serial => serial; public DerBitString IssuerUid => issuerUid; public static IssuerSerial GetInstance(object obj) { if (obj == null) return null; IssuerSerial issuerSerial = obj as IssuerSerial; if (issuerSerial != null) return issuerSerial; return new IssuerSerial(Asn1Sequence.GetInstance(obj)); } public static IssuerSerial GetInstance(Asn1TaggedObject obj, bool explicitly) { return new IssuerSerial(Asn1Sequence.GetInstance(obj, explicitly)); } private IssuerSerial(Asn1Sequence seq) { if (seq.Count != 2 && seq.Count != 3) throw new ArgumentException("Bad sequence size: " + seq.Count.ToString()); issuer = GeneralNames.GetInstance(seq[0]); serial = DerInteger.GetInstance(seq[1]); if (seq.Count == 3) issuerUid = DerBitString.GetInstance(seq[2]); } public IssuerSerial(GeneralNames issuer, DerInteger serial) { this.issuer = issuer; this.serial = serial; } public override Asn1Object ToAsn1Object() { Asn1EncodableVector asn1EncodableVector = new Asn1EncodableVector(issuer, serial); asn1EncodableVector.AddOptional(issuerUid); return new DerSequence(asn1EncodableVector); } } }