+void vnet_register_format_buffer_opaque_helper
+ (vnet_buffer_opquae_formatter_t fn);
+
+void vnet_register_format_buffer_opaque2_helper
+ (vnet_buffer_opquae_formatter_t fn);
+
+typedef struct
+{
+ u8 *filename;
+ int enable;
+ int status;
+ u32 packets_to_capture;
+ u32 max_bytes_per_pkt;
+ u8 rx_enable;
+ u8 tx_enable;
+ u8 drop_enable;
+ u32 sw_if_index;
+ int filter;
+} vnet_pcap_dispatch_trace_args_t;
+
+int vnet_pcap_dispatch_trace_configure (vnet_pcap_dispatch_trace_args_t *);
+