+static void
+lisp_fid_put_api (u8 * dst, fid_address_t * src, u8 * prefix_length)
+{
+ ASSERT (prefix_length);
+ ip_prefix_t *ippref = &fid_addr_ippref (src);
+
+ switch (fid_addr_type (src))
+ {
+ case FID_ADDR_IP_PREF:
+ if (ip_prefix_version (ippref) == IP4)
+ clib_memcpy (dst, &ip_prefix_v4 (ippref), 4);
+ else
+ clib_memcpy (dst, &ip_prefix_v6 (ippref), 16);
+ prefix_length[0] = ip_prefix_len (ippref);
+ break;
+
+ case FID_ADDR_MAC:
+ prefix_length[0] = 0;
+ clib_memcpy (dst, fid_addr_mac (src), 6);
+ break;
+
+ default:
+ clib_warning ("Unknown FID type %d!", fid_addr_type (src));
+ break;
+ }
+}
+
+static u8
+fid_type_to_api_type (fid_address_t * fid)
+{
+ ip_prefix_t *ippref;
+
+ switch (fid_addr_type (fid))
+ {
+ case FID_ADDR_IP_PREF:
+ ippref = &fid_addr_ippref (fid);
+ if (ip_prefix_version (ippref) == IP4)
+ return 0;
+ else if (ip_prefix_version (ippref) == IP6)
+ return 1;
+ else
+ return ~0;
+
+ case FID_ADDR_MAC:
+ return 2;
+ }
+
+ return ~0;
+}
+