- * Pretends that the frame was originally received on the port numbered
- * 'in_port'. This affects only ODPAT_OUTPUT_GROUP actions, which will not
- * send a packet out their input port. Specify the number of an unused
- * port (e.g. UINT16_MAX is currently always unused) to avoid this
- * behavior. */
- int (*execute)(struct dpif *dpif, uint16_t in_port,
- const union odp_action actions[], int n_actions,
- const struct ofpbuf *packet);
-
- /* Retrieves 'dpif''s "listen mask" into '*listen_mask'. Each ODPL_* bit
- * set in '*listen_mask' indicates the 'dpif' will receive messages of the
- * corresponding type when it calls the recv member function. */
+ * All of the returned data is owned by 'dpif', not by the caller, and the
+ * caller must not modify or free it. 'dpif' must guarantee that it
+ * remains accessible and unchanging until at least the next call to
+ * 'flow_dump_next' or 'flow_dump_done' for 'state'. */
+ int (*flow_dump_next)(const struct dpif *dpif, void *state,
+ const struct nlattr **key, size_t *key_len,
+ const struct nlattr **actions, size_t *actions_len,
+ const struct dpif_flow_stats **stats);
+
+ /* Releases resources from 'dpif' for 'state', which was initialized by a
+ * successful call to the 'flow_dump_start' function for 'dpif'. */
+ int (*flow_dump_done)(const struct dpif *dpif, void *state);
+
+ /* Performs the 'actions_len' bytes of actions in 'actions' on the Ethernet
+ * frame specified in 'packet'. */
+ int (*execute)(struct dpif *dpif, const struct nlattr *actions,
+ size_t actions_len, const struct ofpbuf *packet);
+
+ /* Retrieves 'dpif''s "listen mask" into '*listen_mask'. A 1-bit of value
+ * 2**X set in '*listen_mask' indicates that 'dpif' will receive messages
+ * of the type (from "enum dpif_upcall_type") with value X when its 'recv'
+ * function is called. */