+size_t ovsdb_atom_json_length(const union ovsdb_atom *,
+ enum ovsdb_atomic_type);
+
+char *ovsdb_atom_from_string(union ovsdb_atom *,
+ const struct ovsdb_base_type *, const char *,
+ struct ovsdb_symbol_table *)
+ WARN_UNUSED_RESULT;
+void ovsdb_atom_to_string(const union ovsdb_atom *, enum ovsdb_atomic_type,
+ struct ds *);
+void ovsdb_atom_to_bare(const union ovsdb_atom *, enum ovsdb_atomic_type,
+ struct ds *);
+
+struct ovsdb_error *ovsdb_atom_check_constraints(
+ const union ovsdb_atom *, const struct ovsdb_base_type *)
+ WARN_UNUSED_RESULT;