+void
+virtual_ethdev_rx_burst_fn_set_success(uint8_t port_id, uint8_t success);
+
+void
+virtual_ethdev_tx_burst_fn_set_success(uint8_t port_id, uint8_t success);
+
+/* if a value greater than zero is set for packet_fail_count then virtual
+ * device tx burst function will fail that many packet from burst or all
+ * packets if packet_fail_count is greater than the number of packets in the
+ * burst */
+void
+virtual_ethdev_tx_burst_fn_set_tx_pkt_fail_count(uint8_t port_id,
+ uint8_t packet_fail_count);