private bool IsSupportedSymmetricAlgorithm(string algorithm, object[] args, out SymmetricAlgorithmDescriptor descriptor)
{
if (args.Length == 0)
{
return(IsSupportedSymmetricAlgorithm(algorithm, null as SecurityKey, out descriptor));
}
if (args.Length == 1 && args[0] is SecurityKey key)
{
return(IsSupportedSymmetricAlgorithm(algorithm, key, out descriptor));
}
descriptor = null;
return(false);
}
private bool IsSupportedSymmetricAlgorithm(string algorithm, SecurityKey key, out SymmetricAlgorithmDescriptor descriptor) => _options.SupportedSymmetricAlgorithms.TryGetValue(algorithm, out descriptor);