P11_key_attributesSourceInformation about key types
type kind = [ | `AES| `DES| `DES3| `EC_private| `EC_public| `RSA_private| `RSA_public| `DSA_private| `DSA_public| `Secret ]The type of kinds that applies to a given object.
Return all the possible attributes for a given kind, if the kind is a high level kind (Secret for example), it is possible that some other attribute can be given but not necessarily to all of the object of this kind.