DSASignatureFormatHelpers.cs

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namespace System.Security.Cryptography;
 
internal static class DSASignatureFormatHelpers
{
    internal static bool IsKnownValue(this DSASignatureFormat signatureFormat)
    {
        if (signatureFormat >= DSASignatureFormat.IeeeP1363FixedFieldConcatenation)
        {
            return signatureFormat <= DSASignatureFormat.Rfc3279DerSequence;
        }
        return false;
    }
 
    internal static Exception CreateUnknownValueException(DSASignatureFormat signatureFormat)
    {
        return new ArgumentOutOfRangeException("signatureFormat", System.SR.Format(System.SR.Cryptography_UnknownSignatureFormat, signatureFormat));
    }
}