ip: IP address and prefix types (moved from LISP)

Type: refactor

Change-Id: I2c6b59013bfd21136a2955442c779685f951932b
Signed-off-by: Neale Ranns <nranns@cisco.com>
diff --git a/src/vnet/lisp-gpe/lisp_gpe.c b/src/vnet/lisp-gpe/lisp_gpe.c
index 9a10836..c75ad6b 100644
--- a/src/vnet/lisp-gpe/lisp_gpe.c
+++ b/src/vnet/lisp-gpe/lisp_gpe.c
@@ -406,9 +406,9 @@
   lisp_gpe_main_t *lgm = &lisp_gpe_main;
   fib_route_path_t *rpath;
 
-  if (vec_len (lgm->native_fwd_rpath[IP4]))
+  if (vec_len (lgm->native_fwd_rpath[AF_IP4]))
     {
-      vec_foreach (rpath, lgm->native_fwd_rpath[IP4])
+      vec_foreach (rpath, lgm->native_fwd_rpath[AF_IP4])
       {
 	vlib_cli_output (vm, "nh: %U fib_index %u sw_if_index %u",
 			 format_ip46_address, &rpath->frp_addr,
@@ -416,9 +416,9 @@
 			 rpath->frp_sw_if_index);
       }
     }
-  if (vec_len (lgm->native_fwd_rpath[IP6]))
+  if (vec_len (lgm->native_fwd_rpath[AF_IP6]))
     {
-      vec_foreach (rpath, lgm->native_fwd_rpath[IP6])
+      vec_foreach (rpath, lgm->native_fwd_rpath[AF_IP6])
       {
 	vlib_cli_output (vm, "nh: %U fib_index %u sw_if_index %u",
 			 format_ip46_address, &rpath->frp_addr, IP46_TYPE_IP6,
@@ -461,7 +461,7 @@
   fib_route_path_t *rpath;
   u8 ip_version;
 
-  ip_version = a->rpath.frp_proto == DPO_PROTO_IP4 ? IP4 : IP6;
+  ip_version = a->rpath.frp_proto == DPO_PROTO_IP4 ? AF_IP4 : AF_IP6;
 
   if (a->is_add)
     {
diff --git a/src/vnet/lisp-gpe/lisp_gpe_adjacency.c b/src/vnet/lisp-gpe/lisp_gpe_adjacency.c
index 1b53e4d..4b5ca17 100644
--- a/src/vnet/lisp-gpe/lisp_gpe_adjacency.c
+++ b/src/vnet/lisp-gpe/lisp_gpe_adjacency.c
@@ -99,9 +99,9 @@
 {
   switch (ip_addr_version (&ladj->remote_rloc))
     {
-    case IP4:
+    case AF_IP4:
       return (FIB_FORW_CHAIN_TYPE_UNICAST_IP4);
-    case IP6:
+    case AF_IP6:
       return (FIB_FORW_CHAIN_TYPE_UNICAST_IP6);
     default:
       ASSERT (0);
@@ -116,11 +116,11 @@
   if (ip46_address_is_ip4 (a))
     {
       clib_memset (b, 0, sizeof (*b));
-      ip_address_set (b, &a->ip4, IP4);
+      ip_address_set (b, &a->ip4, AF_IP4);
     }
   else
     {
-      ip_address_set (b, &a->ip6, IP6);
+      ip_address_set (b, &a->ip6, AF_IP6);
     }
 }
 
diff --git a/src/vnet/lisp-gpe/lisp_gpe_api.c b/src/vnet/lisp-gpe/lisp_gpe_api.c
index 515f484..16c1128 100644
--- a/src/vnet/lisp-gpe/lisp_gpe_api.c
+++ b/src/vnet/lisp-gpe/lisp_gpe_api.c
@@ -75,7 +75,7 @@
       /* local locator */
       r = &((vl_api_gpe_locator_t *) locs)[i];
       clib_memset (&pair, 0, sizeof (pair));
-      ip_address_set (&pair.lcl_loc, &r->addr, r->is_ip4 ? IP4 : IP6);
+      ip_address_set (&pair.lcl_loc, &r->addr, r->is_ip4 ? AF_IP4 : AF_IP6);
 
       pair.weight = r->weight;
       vec_add1 (pairs, pair);
@@ -86,7 +86,7 @@
       /* remote locators */
       r = &((vl_api_gpe_locator_t *) locs)[i];
       p = &pairs[i - rloc_num];
-      ip_address_set (&p->rmt_loc, &r->addr, r->is_ip4 ? IP4 : IP6);
+      ip_address_set (&p->rmt_loc, &r->addr, r->is_ip4 ? AF_IP4 : AF_IP6);
     }
   return pairs;
 }
@@ -99,13 +99,13 @@
     {
     case 0:			/* ipv4 */
       gid_address_type (dst) = GID_ADDR_IP_PREFIX;
-      gid_address_ip_set (dst, src, IP4);
+      gid_address_ip_set (dst, src, AF_IP4);
       gid_address_ippref_len (dst) = len;
       ip_prefix_normalize (&gid_address_ippref (dst));
       break;
     case 1:			/* ipv6 */
       gid_address_type (dst) = GID_ADDR_IP_PREFIX;
-      gid_address_ip_set (dst, src, IP6);
+      gid_address_ip_set (dst, src, AF_IP6);
       gid_address_ippref_len (dst) = len;
       ip_prefix_normalize (&gid_address_ippref (dst));
       break;
@@ -135,7 +135,7 @@
 		      const ip_address_t * addr, u8 weight)
 {
   loc->weight = weight;
-  if (IP4 == ip_addr_version (addr))
+  if (AF_IP4 == ip_addr_version (addr))
     {
       loc->is_ip4 = 1;
       memcpy (loc->addr, addr, 4);
@@ -208,7 +208,7 @@
     switch (fid_addr_type (&e->leid))
       {
       case FID_ADDR_IP_PREF:
-	if (IP4 == ip_prefix_version (&fid_addr_ippref (&e->leid)))
+	if (AF_IP4 == ip_prefix_version (&fid_addr_ippref (&e->leid)))
 	  {
 	    memcpy (&dst[i].leid, &fid_addr_ippref (&e->leid), 4);
 	    memcpy (&dst[i].reid, &fid_addr_ippref (&e->reid), 4);
diff --git a/src/vnet/lisp-gpe/lisp_gpe_fwd_entry.c b/src/vnet/lisp-gpe/lisp_gpe_fwd_entry.c
index 2d6cd01..4524695 100644
--- a/src/vnet/lisp-gpe/lisp_gpe_fwd_entry.c
+++ b/src/vnet/lisp-gpe/lisp_gpe_fwd_entry.c
@@ -87,7 +87,7 @@
        */
       lookup_dpo_add_or_lock_w_fib_index (src_fib_index,
 					  (ip_prefix_version (dst_prefix) ==
-					   IP6 ? DPO_PROTO_IP6 :
+					   AF_IP6 ? DPO_PROTO_IP6 :
 					   DPO_PROTO_IP4),
 					  LOOKUP_UNICAST,
 					  LOOKUP_INPUT_SRC_ADDR,
@@ -329,7 +329,7 @@
   ip_prefix_t ippref;
   fib_prefix_t fib_prefix;
   u8 ip_version = ip_prefix_version (&lfe->key->rmt.ippref);
-  dproto = (ip_version == IP4 ? DPO_PROTO_IP4 : DPO_PROTO_IP6);
+  dproto = (ip_version == AF_IP4 ? DPO_PROTO_IP4 : DPO_PROTO_IP6);
 
   if (lfe->is_src_dst)
     {
@@ -539,7 +539,7 @@
 		lfe - lgm->lisp_fwd_entry_pool);
   a->fwd_entry_index = lfe - lgm->lisp_fwd_entry_pool;
 
-  fproto = (IP4 == ip_prefix_version (&fid_addr_ippref (&lfe->key->rmt)) ?
+  fproto = (AF_IP4 == ip_prefix_version (&fid_addr_ippref (&lfe->key->rmt)) ?
 	    FIB_PROTOCOL_IP4 : FIB_PROTOCOL_IP6);
 
   lfe->type = (a->is_negative ?
@@ -581,7 +581,7 @@
 
   delete_fib_entries (lfe);
 
-  fproto = (IP4 == ip_prefix_version (&fid_addr_ippref (&lfe->key->rmt)) ?
+  fproto = (AF_IP4 == ip_prefix_version (&fid_addr_ippref (&lfe->key->rmt)) ?
 	    FIB_PROTOCOL_IP4 : FIB_PROTOCOL_IP6);
   fib_table_unlock (lfe->eid_fib_index, fproto, FIB_SOURCE_LISP);
 
diff --git a/src/vnet/lisp-gpe/lisp_gpe_sub_interface.h b/src/vnet/lisp-gpe/lisp_gpe_sub_interface.h
index 1abb314..457db93 100644
--- a/src/vnet/lisp-gpe/lisp_gpe_sub_interface.h
+++ b/src/vnet/lisp-gpe/lisp_gpe_sub_interface.h
@@ -112,7 +112,7 @@
 
   key.local_rloc.ip.v6.as_u64[0] = addr->as_u64[0];
   key.local_rloc.ip.v6.as_u64[1] = addr->as_u64[1];
-  key.local_rloc.version = IP6;
+  key.local_rloc.version = AF_IP6;
   key.vni = vni;
 
   p = hash_get_mem (&lisp_gpe_sub_interfaces_sw_if_index, &key);
@@ -135,7 +135,7 @@
   const uword *p;
 
   key.local_rloc.ip.v4.as_u32 = addr->as_u32;
-  key.local_rloc.version = IP4;
+  key.local_rloc.version = AF_IP4;
   key.vni = vni;
 
   p = hash_get_mem (&lisp_gpe_sub_interfaces_sw_if_index, &key);
diff --git a/src/vnet/lisp-gpe/lisp_gpe_tunnel.c b/src/vnet/lisp-gpe/lisp_gpe_tunnel.c
index d0e9bc2..0373542 100644
--- a/src/vnet/lisp-gpe/lisp_gpe_tunnel.c
+++ b/src/vnet/lisp-gpe/lisp_gpe_tunnel.c
@@ -52,7 +52,7 @@
   int len;
   gpe_encap_mode_t encap_mode = vnet_gpe_get_encap_mode ();
 
-  if (IP4 == ip_addr_version (&lgt->key->lcl))
+  if (AF_IP4 == ip_addr_version (&lgt->key->lcl))
     {
       ip4_udp_lisp_gpe_header_t *h0;
       ip4_header_t *ip0;