void flow_wildcards_init(struct flow_wildcards *, uint32_t wildcards);
void flow_wildcards_init_exact(struct flow_wildcards *);
+bool flow_wildcards_is_exact(const struct flow_wildcards *);
+
bool flow_wildcards_set_nw_src_mask(struct flow_wildcards *, ovs_be32);
bool flow_wildcards_set_nw_dst_mask(struct flow_wildcards *, ovs_be32);
void flow_wildcards_set_reg_mask(struct flow_wildcards *,