ValidityAsn.cs

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using System.Formats.Asn1;
 
namespace System.Security.Cryptography.X509Certificates.Asn1;
 
internal struct ValidityAsn
{
    internal TimeAsn NotBefore;
 
    internal TimeAsn NotAfter;
 
    internal void Encode(AsnWriter writer)
    {
        Encode(writer, Asn1Tag.Sequence);
    }
 
    internal void Encode(AsnWriter writer, Asn1Tag tag)
    {
        writer.PushSequence(tag);
        NotBefore.Encode(writer);
        NotAfter.Encode(writer);
        writer.PopSequence(tag);
    }
 
    internal static void Decode(ref System.Formats.Asn1.AsnValueReader reader, ReadOnlyMemory<byte> rebind, out ValidityAsn decoded)
    {
        Decode(ref reader, Asn1Tag.Sequence, rebind, out decoded);
    }
 
    internal static void Decode(ref System.Formats.Asn1.AsnValueReader reader, Asn1Tag expectedTag, ReadOnlyMemory<byte> rebind, out ValidityAsn decoded)
    {
        try
        {
            DecodeCore(ref reader, expectedTag, rebind, out decoded);
        }
        catch (AsnContentException inner)
        {
            throw new CryptographicException(System.SR.Cryptography_Der_Invalid_Encoding, inner);
        }
    }
 
    private static void DecodeCore(ref System.Formats.Asn1.AsnValueReader reader, Asn1Tag expectedTag, ReadOnlyMemory<byte> rebind, out ValidityAsn decoded)
    {
        decoded = default(ValidityAsn);
        System.Formats.Asn1.AsnValueReader reader2 = reader.ReadSequence(expectedTag);
        TimeAsn.Decode(ref reader2, rebind, out decoded.NotBefore);
        TimeAsn.Decode(ref reader2, rebind, out decoded.NotAfter);
        reader2.ThrowIfNotEmpty();
    }
 
    public ValidityAsn(DateTimeOffset notBefore, DateTimeOffset notAfter)
    {
        NotBefore = new TimeAsn(notBefore);
        NotAfter = new TimeAsn(notAfter);
    }
}