namespace Org.BouncyCastle.Asn1.Pkcs { public class ContentInfo : Asn1Encodable { private readonly DerObjectIdentifier contentType; private readonly Asn1Encodable content; public DerObjectIdentifier ContentType => contentType; public Asn1Encodable Content => content; public static ContentInfo GetInstance(object obj) { if (obj == null) return null; ContentInfo contentInfo = obj as ContentInfo; if (contentInfo != null) return contentInfo; return new ContentInfo(Asn1Sequence.GetInstance(obj)); } private ContentInfo(Asn1Sequence seq) { contentType = (DerObjectIdentifier)seq[0]; if (seq.Count > 1) content = ((Asn1TaggedObject)seq[1]).GetExplicitBaseObject(); } public ContentInfo(DerObjectIdentifier contentType, Asn1Encodable content) { this.contentType = contentType; this.content = content; } public override Asn1Object ToAsn1Object() { Asn1EncodableVector asn1EncodableVector = new Asn1EncodableVector(contentType); if (content != null) asn1EncodableVector.Add(new BerTaggedObject(0, content)); return new BerSequence(asn1EncodableVector); } } }