void cls_rule_set_icmp_type(struct cls_rule *, uint8_t);
void cls_rule_set_icmp_code(struct cls_rule *, uint8_t);
+bool cls_rule_equal(const struct cls_rule *, const struct cls_rule *);
+
char *cls_rule_to_string(const struct cls_rule *);
void cls_rule_print(const struct cls_rule *);