-char *ofp_match_to_string(const struct ofp_match *, int verbosity);
-char *ofp_packet_to_string(const void *data, size_t len, size_t total_len);
-char *ofp_message_type_to_string(uint8_t type);
+char *ofp10_match_to_string(const struct ofp10_match *, int verbosity);
+char *ofp_packet_to_string(const void *data, size_t len);
+
+void ofp_print_flow_stats(struct ds *, struct ofputil_flow_stats *);
+void ofp_print_version(const struct ofp_header *, struct ds *);