internal static void Decode(AsnReader reader, Asn1Tag expectedTag, out AttributeAsn decoded)
{
if (reader == null)
{
throw new ArgumentNullException(nameof(reader));
}
decoded = default;
AsnReader sequenceReader = reader.ReadSequence(expectedTag);
AsnReader collectionReader;
decoded.AttrType = sequenceReader.ReadObjectIdentifier();
// Decode SEQUENCE OF for AttrValues
{
collectionReader = sequenceReader.ReadSetOf();
var tmpList = new List <ReadOnlyMemory <byte> >();
ReadOnlyMemory <byte> tmpItem;
while (collectionReader.HasData)
{
tmpItem = collectionReader.ReadEncodedValue();
tmpList.Add(tmpItem);
}
decoded.AttrValues = tmpList.ToArray();
}
sequenceReader.ThrowIfNotEmpty();
}
internal static void Decode(AsnReader reader, out ECDomainParameters decoded)
{
if (reader == null)
{
throw new ArgumentNullException(nameof(reader));
}
decoded = default;
Asn1Tag tag = reader.PeekTag();
if (tag.HasSameClassAndValue(Asn1Tag.Sequence))
{
System.Security.Cryptography.Asn1.SpecifiedECDomain tmpSpecified;
System.Security.Cryptography.Asn1.SpecifiedECDomain.Decode(reader, out tmpSpecified);
decoded.Specified = tmpSpecified;
}
else if (tag.HasSameClassAndValue(Asn1Tag.ObjectIdentifier))
{
decoded.Named = reader.ReadObjectIdentifier();
}
else
{
throw new CryptographicException();
}
}
internal static void Decode(AsnReader reader, Asn1Tag expectedTag, out AttributeAsn decoded)
{
if (reader == null)
{
throw new ArgumentNullException(nameof(reader));
}
decoded = default;
AsnReader sequenceReader = reader.ReadSequence(expectedTag);
decoded.AttrType = sequenceReader.ReadObjectIdentifier();
decoded.AttrValues = sequenceReader.GetEncodedValue();
sequenceReader.ThrowIfNotEmpty();
}
internal static void Decode(AsnReader reader, Asn1Tag expectedTag, out SpecifiedECDomain decoded)
{
if (reader == null)
{
throw new ArgumentNullException(nameof(reader));
}
decoded = default;
AsnReader sequenceReader = reader.ReadSequence(expectedTag);
if (!sequenceReader.TryReadUInt8(out decoded.Version))
{
sequenceReader.ThrowIfNotEmpty();
}
System.Security.Cryptography.Asn1.FieldID.Decode(sequenceReader, out decoded.FieldID);
System.Security.Cryptography.Asn1.CurveAsn.Decode(sequenceReader, out decoded.Curve);
if (sequenceReader.TryReadPrimitiveOctetStringBytes(out ReadOnlyMemory <byte> tmpBase))
{
decoded.Base = tmpBase;
}
else
{
decoded.Base = sequenceReader.ReadOctetString();
}
decoded.Order = sequenceReader.ReadIntegerBytes();
if (sequenceReader.HasData && sequenceReader.PeekTag().HasSameClassAndValue(Asn1Tag.Integer))
{
decoded.Cofactor = sequenceReader.ReadIntegerBytes();
}
if (sequenceReader.HasData && sequenceReader.PeekTag().HasSameClassAndValue(Asn1Tag.ObjectIdentifier))
{
decoded.Hash = sequenceReader.ReadObjectIdentifier();
}
sequenceReader.ThrowIfNotEmpty();
}
internal static void Decode(AsnReader reader, Asn1Tag expectedTag, out AlgorithmIdentifierAsn decoded)
{
if (reader == null)
{
throw new ArgumentNullException(nameof(reader));
}
decoded = default;
AsnReader sequenceReader = reader.ReadSequence(expectedTag);
decoded.Algorithm = sequenceReader.ReadObjectIdentifier();
if (sequenceReader.HasData)
{
decoded.Parameters = sequenceReader.ReadEncodedValue();
}
sequenceReader.ThrowIfNotEmpty();
}
internal static void Decode(AsnReader reader, Asn1Tag expectedTag, out X509ExtensionAsn decoded)
{
if (reader == null)
{
throw new ArgumentNullException(nameof(reader));
}
decoded = default;
AsnReader sequenceReader = reader.ReadSequence(expectedTag);
AsnReader defaultReader;
decoded.ExtnId = sequenceReader.ReadObjectIdentifier();
if (sequenceReader.HasData && sequenceReader.PeekTag().HasSameClassAndValue(Asn1Tag.Boolean))
{
decoded.Critical = sequenceReader.ReadBoolean();
}
else
{
defaultReader = new AsnReader(s_defaultCritical, AsnEncodingRules.DER);
decoded.Critical = defaultReader.ReadBoolean();
}
if (sequenceReader.TryReadPrimitiveOctetStringBytes(out ReadOnlyMemory <byte> tmpExtnValue))
{
decoded.ExtnValue = tmpExtnValue;
}
else
{
decoded.ExtnValue = sequenceReader.ReadOctetString();
}
sequenceReader.ThrowIfNotEmpty();
}
