Use IP and MAC API types for neighbors

use address_t and mac_address_t for IPv6 and ARP entries
and all other API calls in ip.api aprat from the route ones,
that will follow in a separate commit

Change-Id: I67161737c2184d3f8fc1e79ebd2b55121c5b0191
Signed-off-by: Neale Ranns <nranns@cisco.com>
diff --git a/src/vnet/ip/ip_neighbor.h b/src/vnet/ip/ip_neighbor.h
index 9eeebdb..84247f2 100644
--- a/src/vnet/ip/ip_neighbor.h
+++ b/src/vnet/ip/ip_neighbor.h
@@ -37,19 +37,22 @@
 
 typedef enum ip_neighbor_flags_t_
 {
-  IP_NEIGHBOR_FLAG_NODE = 0,
+  IP_NEIGHBOR_FLAG_NONE = 0,
   IP_NEIGHBOR_FLAG_STATIC = (1 << 0),
-  IP_NEIGHBOR_FLAG_NO_ADJ_FIB = (1 << 1),
-} ip_neighbor_flags_t;
+  IP_NEIGHBOR_FLAG_DYNAMIC = (1 << 1),
+  IP_NEIGHBOR_FLAG_NO_FIB_ENTRY = (1 << 2),
+} __attribute__ ((packed)) ip_neighbor_flags_t;
+
+extern u8 *format_ip_neighbor_flags (u8 * s, va_list * args);
 
 extern int ip_neighbor_add (const ip46_address_t * ip,
-			    u8 is_ip6,
-			    const u8 * mac,
+			    ip46_type_t type,
+			    const mac_address_t * mac,
 			    u32 sw_if_index,
 			    ip_neighbor_flags_t flags, u32 * stats_index);
 
 extern int ip_neighbor_del (const ip46_address_t * ip,
-			    u8 is_ip6, u32 sw_if_index);
+			    ip46_type_t type, u32 sw_if_index);
 
 #endif /* included_ip_neighbor_h */