-void netflow_flow_init(struct netflow_flow *);
-void netflow_flow_clear(struct netflow_flow *);
-void netflow_flow_update_time(struct netflow *, struct netflow_flow *,
- long long int used);
-void netflow_flow_update_flags(struct netflow_flow *, uint16_t tcp_flags);
-bool netflow_active_timeout_expired(struct netflow *, struct netflow_flow *);
+void netflow_flow_clear(struct netflow *netflow, struct flow *flow);
+
+void netflow_flow_update(struct netflow *nf, const struct flow *flow,
+ ofp_port_t output_iface,
+ const struct dpif_flow_stats *);