Exemplo n.º 1
0
        internal static void Decode(AsnReader reader, Asn1Tag expectedTag, out CurveAsn decoded)
        {
            if (reader == null)
            {
                throw new ArgumentNullException(nameof(reader));
            }

            decoded = default;
            AsnReader sequenceReader = reader.ReadSequence(expectedTag);


            if (sequenceReader.TryReadPrimitiveOctetStringBytes(out ReadOnlyMemory <byte> tmpA))
            {
                decoded.A = tmpA;
            }
            else
            {
                decoded.A = sequenceReader.ReadOctetString();
            }


            if (sequenceReader.TryReadPrimitiveOctetStringBytes(out ReadOnlyMemory <byte> tmpB))
            {
                decoded.B = tmpB;
            }
            else
            {
                decoded.B = sequenceReader.ReadOctetString();
            }


            if (sequenceReader.HasData && sequenceReader.PeekTag().HasSameClassAndValue(Asn1Tag.PrimitiveBitString))
            {
                if (sequenceReader.TryReadPrimitiveBitStringValue(out _, out ReadOnlyMemory <byte> tmpSeed))
                {
                    decoded.Seed = tmpSeed;
                }
                else
                {
                    decoded.Seed = sequenceReader.ReadBitString(out _);
                }
            }


            sequenceReader.ThrowIfNotEmpty();
        }
Exemplo n.º 2
0
        internal static void Decode(AsnReader reader, Asn1Tag expectedTag, out SubjectPublicKeyInfoAsn decoded)
        {
            if (reader == null)
            {
                throw new ArgumentNullException(nameof(reader));
            }

            decoded = default;
            AsnReader sequenceReader = reader.ReadSequence(expectedTag);

            System.Security.Cryptography.Asn1.AlgorithmIdentifierAsn.Decode(sequenceReader, out decoded.Algorithm);

            if (sequenceReader.TryReadPrimitiveBitStringValue(out _, out ReadOnlyMemory <byte> tmpSubjectPublicKey))
            {
                decoded.SubjectPublicKey = tmpSubjectPublicKey;
            }
            else
            {
                decoded.SubjectPublicKey = sequenceReader.ReadBitString(out _);
            }


            sequenceReader.ThrowIfNotEmpty();
        }