struct ofpbuf *ofputil_encode_port_mod(const struct ofputil_port_mod *,
enum ofputil_protocol);
+/* Abstract ofp_role_request and reply. */
+struct ofputil_role_request {
+ bool request_current_role_only; /* no role change */
+ bool have_generation_id;
+ enum nx_role role;
+ uint64_t generation_id;
+};
+
+enum ofperr ofputil_decode_role_message(const struct ofp_header *,
+ struct ofputil_role_request *);
+struct ofpbuf *ofputil_encode_role_reply(const struct ofp_header *,
+ enum nx_role current_role);
+
/* Abstract table stats.
*
* For now we use ofp12_table_stats as a superset of the other protocol