using Org.BouncyCastle.Asn1.X509; namespace Org.BouncyCastle.Asn1.Cms { public class CompressedData : Asn1Encodable { private DerInteger version; private AlgorithmIdentifier compressionAlgorithm; private ContentInfo encapContentInfo; public DerInteger Version => version; public AlgorithmIdentifier CompressionAlgorithmIdentifier => compressionAlgorithm; public ContentInfo EncapContentInfo => encapContentInfo; public static CompressedData GetInstance(object obj) { if (obj == null) return null; CompressedData compressedData = obj as CompressedData; if (compressedData != null) return compressedData; return new CompressedData(Asn1Sequence.GetInstance(obj)); } public static CompressedData GetInstance(Asn1TaggedObject ato, bool explicitly) { return new CompressedData(Asn1Sequence.GetInstance(ato, explicitly)); } public CompressedData(AlgorithmIdentifier compressionAlgorithm, ContentInfo encapContentInfo) { version = new DerInteger(0); this.compressionAlgorithm = compressionAlgorithm; this.encapContentInfo = encapContentInfo; } public CompressedData(Asn1Sequence seq) { version = (DerInteger)seq[0]; compressionAlgorithm = AlgorithmIdentifier.GetInstance(seq[1]); encapContentInfo = ContentInfo.GetInstance(seq[2]); } public override Asn1Object ToAsn1Object() { return new BerSequence(version, compressionAlgorithm, encapContentInfo); } } }