+static u8 *
+format_fib_api_path_nh_proto (u8 * s, va_list * args)
+{
+ vl_api_fib_path_nh_proto_t proto =
+ va_arg (*args, vl_api_fib_path_nh_proto_t);
+
+ switch (proto)
+ {
+ case FIB_API_PATH_NH_PROTO_IP4:
+ s = format (s, "ip4");
+ break;
+ case FIB_API_PATH_NH_PROTO_IP6:
+ s = format (s, "ip6");
+ break;
+ case FIB_API_PATH_NH_PROTO_MPLS:
+ s = format (s, "mpls");
+ break;
+ case FIB_API_PATH_NH_PROTO_BIER:
+ s = format (s, "bier");
+ break;
+ case FIB_API_PATH_NH_PROTO_ETHERNET:
+ s = format (s, "ethernet");
+ break;
+ }
+
+ return (s);
+}
+
+static u8 *
+format_vl_api_ip_address_union (u8 * s, va_list * args)
+{
+ vl_api_address_family_t af = va_arg (*args, vl_api_address_family_t);
+ const vl_api_address_union_t *u = va_arg (*args, vl_api_address_union_t *);
+
+ switch (af)
+ {
+ case ADDRESS_IP4:
+ s = format (s, "%U", format_ip4_address, u->ip4);
+ break;
+ case ADDRESS_IP6:
+ s = format (s, "%U", format_ip6_address, u->ip6);
+ break;
+ }
+ return (s);
+}
+
+static u8 *
+format_vl_api_fib_path_type (u8 * s, va_list * args)
+{
+ vl_api_fib_path_type_t t = va_arg (*args, vl_api_fib_path_type_t);
+
+ switch (t)
+ {
+ case FIB_API_PATH_TYPE_NORMAL:
+ s = format (s, "normal");
+ break;
+ case FIB_API_PATH_TYPE_LOCAL:
+ s = format (s, "local");
+ break;
+ case FIB_API_PATH_TYPE_DROP:
+ s = format (s, "drop");
+ break;
+ case FIB_API_PATH_TYPE_UDP_ENCAP:
+ s = format (s, "udp-encap");
+ break;
+ case FIB_API_PATH_TYPE_BIER_IMP:
+ s = format (s, "bier-imp");
+ break;
+ case FIB_API_PATH_TYPE_ICMP_UNREACH:
+ s = format (s, "unreach");
+ break;
+ case FIB_API_PATH_TYPE_ICMP_PROHIBIT:
+ s = format (s, "prohibit");
+ break;
+ case FIB_API_PATH_TYPE_SOURCE_LOOKUP:
+ s = format (s, "src-lookup");
+ break;
+ case FIB_API_PATH_TYPE_DVR:
+ s = format (s, "dvr");
+ break;
+ case FIB_API_PATH_TYPE_INTERFACE_RX:
+ s = format (s, "interface-rx");
+ break;
+ case FIB_API_PATH_TYPE_CLASSIFY:
+ s = format (s, "classify");
+ break;
+ }
+
+ return (s);
+}
+