PBES2Params.cs

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using System.Formats.Asn1;
 
namespace System.Security.Cryptography.Asn1;
 
internal struct PBES2Params
{
    internal System.Security.Cryptography.Asn1.AlgorithmIdentifierAsn KeyDerivationFunc;
 
    internal System.Security.Cryptography.Asn1.AlgorithmIdentifierAsn EncryptionScheme;
 
    internal static System.Security.Cryptography.Asn1.PBES2Params Decode(ReadOnlyMemory<byte> encoded, AsnEncodingRules ruleSet)
    {
        return Decode(Asn1Tag.Sequence, encoded, ruleSet);
    }
 
    internal static System.Security.Cryptography.Asn1.PBES2Params Decode(Asn1Tag expectedTag, ReadOnlyMemory<byte> encoded, AsnEncodingRules ruleSet)
    {
        try
        {
            System.Formats.Asn1.AsnValueReader reader = new System.Formats.Asn1.AsnValueReader(encoded.Span, ruleSet);
            DecodeCore(ref reader, expectedTag, encoded, out var decoded);
            reader.ThrowIfNotEmpty();
            return 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 System.Security.Cryptography.Asn1.PBES2Params decoded)
    {
        decoded = default(System.Security.Cryptography.Asn1.PBES2Params);
        System.Formats.Asn1.AsnValueReader reader2 = reader.ReadSequence(expectedTag);
        System.Security.Cryptography.Asn1.AlgorithmIdentifierAsn.Decode(ref reader2, rebind, out decoded.KeyDerivationFunc);
        System.Security.Cryptography.Asn1.AlgorithmIdentifierAsn.Decode(ref reader2, rebind, out decoded.EncryptionScheme);
        reader2.ThrowIfNotEmpty();
    }
}