on</i>, for parameters that OSSL_FUNC_keymgmt_import() can handle. Either OSSL_FUNC_keymgmt_import_types() or OSSL_FUNC_keymgmt_import_types_ex(), must be implemented, if OSSL_FUNC_keymgmt_import_types_ex() is implemented, then it is preferred over OSSL_FUNC_keymgmt_import_types(). Providers that are supposed to be backward compatible with OpenSSL 3.0 or 3.1 must continue to implement OSSL_FUNC_keymgmt_import_types().</p>

<p>OSSL_FUNC_keymgmt_export_types() and OSSL_FUNC_keymgmt_export_types_ex() should re