Add ability to filter and change MACs

Added new functions to change the MAC address and filter multicast MAC
addresses.

Change-Id: Iddf518e57dc889800a2f706fda51ee4e5c5142f2
Signed-off-by: Todd Foggoa (tfoggoa) <tfoggoa@cisco.com>
diff --git a/vnet/vnet/devices/dpdk/dpdk.h b/vnet/vnet/devices/dpdk/dpdk.h
index b35425c..e90f403 100644
--- a/vnet/vnet/devices/dpdk/dpdk.h
+++ b/vnet/vnet/devices/dpdk/dpdk.h
@@ -424,6 +424,11 @@
 
 void dpdk_set_next_node (dpdk_rx_next_t, char *);
 
+clib_error_t * dpdk_set_mac_address (vnet_hw_interface_t * hi, char * address);
+
+clib_error_t * dpdk_set_mc_filter (vnet_hw_interface_t * hi,
+                                   struct ether_addr mc_addr_vec[], int naddr);
+
 typedef void (*dpdk_io_thread_callback_t) (vlib_main_t *vm);
 
 void dpdk_io_thread (vlib_worker_thread_t * w,