-int storage_source_on_disk (const struct case_source *);
-struct case_list *storage_source_get_cases (const struct case_source *);
-void storage_source_set_cases (const struct case_source *,
- struct case_list *);
-void storage_source_to_disk (struct case_source *source);
+struct casefile *storage_source_get_casefile (struct case_source *);
+struct case_source *storage_source_create (struct casefile *);