internal static void Decode(ref AsnValueReader reader, Asn1Tag expectedTag, ReadOnlyMemory <byte> rebind, out PrivateKeyInfoAsn decoded) { decoded = default; AsnValueReader sequenceReader = reader.ReadSequence(expectedTag); AsnValueReader collectionReader; ReadOnlySpan <byte> rebindSpan = rebind.Span; int offset; ReadOnlySpan <byte> tmpSpan; if (!sequenceReader.TryReadUInt8(out decoded.Version)) { sequenceReader.ThrowIfNotEmpty(); } Medikit.Security.Cryptography.Asn1.AlgorithmIdentifierAsn.Decode(ref sequenceReader, rebind, out decoded.PrivateKeyAlgorithm); if (sequenceReader.TryReadPrimitiveOctetStringBytes(out tmpSpan)) { decoded.PrivateKey = rebindSpan.Overlaps(tmpSpan, out offset) ? rebind.Slice(offset, tmpSpan.Length) : tmpSpan.ToArray(); } else { decoded.PrivateKey = sequenceReader.ReadOctetString(); } if (sequenceReader.HasData && sequenceReader.PeekTag().HasSameClassAndValue(new Asn1Tag(TagClass.ContextSpecific, 0))) { // Decode SEQUENCE OF for Attributes { collectionReader = sequenceReader.ReadSetOf(new Asn1Tag(TagClass.ContextSpecific, 0)); var tmpList = new List <Medikit.Security.Cryptography.Asn1.AttributeAsn>(); Medikit.Security.Cryptography.Asn1.AttributeAsn tmpItem; while (collectionReader.HasData) { Medikit.Security.Cryptography.Asn1.AttributeAsn.Decode(ref collectionReader, rebind, out tmpItem); tmpList.Add(tmpItem); } decoded.Attributes = tmpList.ToArray(); } } sequenceReader.ThrowIfNotEmpty(); }
internal static void Decode(ref AsnValueReader reader, ReadOnlyMemory <byte> rebind, out PrivateKeyInfoAsn decoded) { Decode(ref reader, Asn1Tag.Sequence, rebind, out decoded); }