Create macro for next_nodes used in lookup family of nodes

This should help when adding new adjacency types

Change-Id: I1832c6b7a80b6bc69ed83423a60511b7932f336f
Signed-off-by: Damjan Marion <damarion@cisco.com>

6 files changed, 44 insertions, 168 deletions

diff --git a/vnet/vnet/classify/ip_classify.c b/vnet/vnet/classify/ip_classify.c
index ba5269e2..55c08e0c 100644
--- a/vnet/vnet/classify/ip_classify.c
+++ b/vnet/vnet/classify/ip_classify.c
@@ -323,21 +323,7 @@ VLIB_REGISTER_NODE (ip4_classify_node) = {
   .error_strings = ip_classify_error_strings,
 
   .n_next_nodes = IP_LOOKUP_N_NEXT,
-  .next_nodes = {
-    [IP_LOOKUP_NEXT_MISS] = "ip4-miss",
-    [IP_LOOKUP_NEXT_DROP] = "ip4-drop",
-    [IP_LOOKUP_NEXT_PUNT] = "ip4-punt",
-    [IP_LOOKUP_NEXT_LOCAL] = "ip4-local",
-    [IP_LOOKUP_NEXT_ARP] = "ip4-arp",
-    [IP_LOOKUP_NEXT_REWRITE] = "ip4-rewrite-transit",
-    [IP_LOOKUP_NEXT_CLASSIFY] = "ip4-classify", /* probably not... */
-    [IP_LOOKUP_NEXT_MAP] = "ip4-map",
-    [IP_LOOKUP_NEXT_MAP_T] = "ip4-map-t",
-    [IP_LOOKUP_NEXT_SIXRD] = "ip4-sixrd",
-    [IP_LOOKUP_NEXT_HOP_BY_HOP] = "ip4-hop-by-hop",
-    [IP_LOOKUP_NEXT_ADD_HOP_BY_HOP] = "ip4-add-hop-by-hop", 
-    [IP_LOOKUP_NEXT_POP_HOP_BY_HOP] = "ip4-pop-hop-by-hop", 
-  },
+  .next_nodes = IP4_LOOKUP_NEXT_NODES,
 };
 
 static uword
@@ -358,21 +344,7 @@ VLIB_REGISTER_NODE (ip6_classify_node) = {
   .error_strings = ip_classify_error_strings,
 
   .n_next_nodes = IP_LOOKUP_N_NEXT,
-  .next_nodes = {
-    [IP_LOOKUP_NEXT_MISS] = "ip6-miss",
-    [IP_LOOKUP_NEXT_DROP] = "ip6-drop",
-    [IP_LOOKUP_NEXT_PUNT] = "ip6-punt",
-    [IP_LOOKUP_NEXT_LOCAL] = "ip6-local",
-    [IP_LOOKUP_NEXT_ARP] = "ip6-discover-neighbor",
-    [IP_LOOKUP_NEXT_REWRITE] = "ip6-rewrite",
-    [IP_LOOKUP_NEXT_CLASSIFY] = "ip6-classify", /* probably not... */
-    [IP_LOOKUP_NEXT_MAP] = "ip6-map",
-    [IP_LOOKUP_NEXT_MAP_T] = "ip6-map-t",
-    [IP_LOOKUP_NEXT_SIXRD] = "ip6-sixrd",
-    [IP_LOOKUP_NEXT_HOP_BY_HOP] = "ip6-hop-by-hop",
-    [IP_LOOKUP_NEXT_ADD_HOP_BY_HOP] = "ip6-add-hop-by-hop", 
-    [IP_LOOKUP_NEXT_POP_HOP_BY_HOP] = "ip6-pop-hop-by-hop", 
-  },
+  .next_nodes = IP6_LOOKUP_NEXT_NODES,
 };
 
 static clib_error_t *
diff --git a/vnet/vnet/ip/ip4_forward.c b/vnet/vnet/ip/ip4_forward.c
index e099cd9d..ef3624a8 100644
--- a/vnet/vnet/ip/ip4_forward.c
+++ b/vnet/vnet/ip/ip4_forward.c
@@ -1301,27 +1301,14 @@ ip4_sw_interface_add_del (vnet_main_t * vnm,
 
 VNET_SW_INTERFACE_ADD_DEL_FUNCTION (ip4_sw_interface_add_del);
 
+
 VLIB_REGISTER_NODE (ip4_lookup_node) = {
   .function = ip4_lookup,
   .name = "ip4-lookup",
   .vector_size = sizeof (u32),
 
   .n_next_nodes = IP_LOOKUP_N_NEXT,
-  .next_nodes = {
-    [IP_LOOKUP_NEXT_MISS] = "ip4-miss",
-    [IP_LOOKUP_NEXT_DROP] = "ip4-drop",
-    [IP_LOOKUP_NEXT_PUNT] = "ip4-punt",
-    [IP_LOOKUP_NEXT_LOCAL] = "ip4-local",
-    [IP_LOOKUP_NEXT_ARP] = "ip4-arp",
-    [IP_LOOKUP_NEXT_REWRITE] = "ip4-rewrite-transit",
-    [IP_LOOKUP_NEXT_CLASSIFY] = "ip4-classify",
-    [IP_LOOKUP_NEXT_MAP] = "ip4-map",
-    [IP_LOOKUP_NEXT_MAP_T] = "ip4-map-t",
-    [IP_LOOKUP_NEXT_SIXRD] = "ip4-sixrd",
-    [IP_LOOKUP_NEXT_HOP_BY_HOP] = "ip4-hop-by-hop",
-    [IP_LOOKUP_NEXT_ADD_HOP_BY_HOP] = "ip4-add-hop-by-hop", 
-    [IP_LOOKUP_NEXT_POP_HOP_BY_HOP] = "ip4-pop-hop-by-hop", 
-  },
+  .next_nodes = IP4_LOOKUP_NEXT_NODES,
 };
 
 /* Global IP4 main. */
@@ -2979,21 +2966,7 @@ VLIB_REGISTER_NODE (ip4_lookup_multicast_node,static) = {
   .vector_size = sizeof (u32),
 
   .n_next_nodes = IP_LOOKUP_N_NEXT,
-  .next_nodes = {
-    [IP_LOOKUP_NEXT_MISS] = "ip4-miss",
-    [IP_LOOKUP_NEXT_DROP] = "ip4-drop",
-    [IP_LOOKUP_NEXT_PUNT] = "ip4-punt",
-    [IP_LOOKUP_NEXT_LOCAL] = "ip4-local",
-    [IP_LOOKUP_NEXT_ARP] = "ip4-arp",
-    [IP_LOOKUP_NEXT_REWRITE] = "ip4-rewrite-transit",
-    [IP_LOOKUP_NEXT_CLASSIFY] = "ip4-classify",
-    [IP_LOOKUP_NEXT_MAP] = "ip4-map",
-    [IP_LOOKUP_NEXT_MAP_T] = "ip4-map-t",
-    [IP_LOOKUP_NEXT_SIXRD] = "ip4-sixrd",
-    [IP_LOOKUP_NEXT_HOP_BY_HOP] = "ip4-hop-by-hop",
-    [IP_LOOKUP_NEXT_ADD_HOP_BY_HOP] = "ip4-add-hop-by-hop", 
-    [IP_LOOKUP_NEXT_POP_HOP_BY_HOP] = "ip4-pop-hop-by-hop", 
-  },
+  .next_nodes = IP4_LOOKUP_NEXT_NODES,
 };
 
 VLIB_REGISTER_NODE (ip4_multicast_node,static) = {
diff --git a/vnet/vnet/ip/ip4_hop_by_hop.c b/vnet/vnet/ip/ip4_hop_by_hop.c
index db6a50f2..ae46040a 100644
--- a/vnet/vnet/ip/ip4_hop_by_hop.c
+++ b/vnet/vnet/ip/ip4_hop_by_hop.c
@@ -230,21 +230,7 @@ VLIB_REGISTER_NODE (ip4_hop_by_hop_node) = {
 
   /* See ip/lookup.h */
   .n_next_nodes = IP_LOOKUP_N_NEXT,
-  .next_nodes = {
-    [IP_LOOKUP_NEXT_MISS] = "ip4-miss",
-    [IP_LOOKUP_NEXT_DROP] = "ip4-drop",
-    [IP_LOOKUP_NEXT_PUNT] = "ip4-punt",
-    [IP_LOOKUP_NEXT_LOCAL] = "ip4-local",
-    [IP_LOOKUP_NEXT_ARP] = "ip4-arp",
-    [IP_LOOKUP_NEXT_REWRITE] = "ip4-rewrite-transit",
-    [IP_LOOKUP_NEXT_CLASSIFY] = "ip4-classify",
-    [IP_LOOKUP_NEXT_MAP] = "ip4-map",
-    [IP_LOOKUP_NEXT_MAP_T] = "ip4-map-t",
-    [IP_LOOKUP_NEXT_SIXRD] = "ip4-sixrd",
-    [IP_LOOKUP_NEXT_HOP_BY_HOP] = "ip4-hop-by-hop", /* probably not */
-    [IP_LOOKUP_NEXT_ADD_HOP_BY_HOP] = "ip4-add-hop-by-hop", 
-    [IP_LOOKUP_NEXT_POP_HOP_BY_HOP] = "ip4-pop-hop-by-hop", 
-  },
+  .next_nodes = IP4_LOOKUP_NEXT_NODES,
 };
 
 VLIB_REGISTER_NODE (ip4_add_hop_by_hop_node) = {
@@ -259,21 +245,7 @@ VLIB_REGISTER_NODE (ip4_add_hop_by_hop_node) = {
 
   /* See ip/lookup.h */
   .n_next_nodes = IP_LOOKUP_N_NEXT,
-  .next_nodes = {
-    [IP_LOOKUP_NEXT_MISS] = "ip4-miss",
-    [IP_LOOKUP_NEXT_DROP] = "ip4-drop",
-    [IP_LOOKUP_NEXT_PUNT] = "ip4-punt",
-    [IP_LOOKUP_NEXT_LOCAL] = "ip4-local",
-    [IP_LOOKUP_NEXT_ARP] = "ip4-arp",
-    [IP_LOOKUP_NEXT_REWRITE] = "ip4-rewrite-transit",
-    [IP_LOOKUP_NEXT_CLASSIFY] = "ip4-classify",
-    [IP_LOOKUP_NEXT_MAP] = "ip4-map",
-    [IP_LOOKUP_NEXT_MAP_T] = "ip4-map-t",
-    [IP_LOOKUP_NEXT_SIXRD] = "ip4-sixrd",
-    [IP_LOOKUP_NEXT_HOP_BY_HOP] = "ip4-hop-by-hop", /* probably not */
-    [IP_LOOKUP_NEXT_ADD_HOP_BY_HOP] = "ip4-add-hop-by-hop", 
-    [IP_LOOKUP_NEXT_POP_HOP_BY_HOP] = "ip4-pop-hop-by-hop", 
-  },
+  .next_nodes = IP4_LOOKUP_NEXT_NODES,
 };
 
 VLIB_REGISTER_NODE (ip4_pop_hop_by_hop_node) = {
@@ -288,21 +260,7 @@ VLIB_REGISTER_NODE (ip4_pop_hop_by_hop_node) = {
 
   /* See ip/lookup.h */
   .n_next_nodes = IP_LOOKUP_N_NEXT,
-  .next_nodes = {
-    [IP_LOOKUP_NEXT_MISS] = "ip4-miss",
-    [IP_LOOKUP_NEXT_DROP] = "ip4-drop",
-    [IP_LOOKUP_NEXT_PUNT] = "ip4-punt",
-    [IP_LOOKUP_NEXT_LOCAL] = "ip4-local",
-    [IP_LOOKUP_NEXT_ARP] = "ip4-arp",
-    [IP_LOOKUP_NEXT_REWRITE] = "ip4-rewrite-transit",
-    [IP_LOOKUP_NEXT_CLASSIFY] = "ip4-classify",
-    [IP_LOOKUP_NEXT_MAP] = "ip4-map",
-    [IP_LOOKUP_NEXT_MAP_T] = "ip4-map-t",
-    [IP_LOOKUP_NEXT_SIXRD] = "ip4-sixrd",
-    [IP_LOOKUP_NEXT_HOP_BY_HOP] = "ip4-hop-by-hop", /* probably not */
-    [IP_LOOKUP_NEXT_ADD_HOP_BY_HOP] = "ip4-add-hop-by-hop", 
-    [IP_LOOKUP_NEXT_POP_HOP_BY_HOP] = "ip4-pop-hop-by-hop", 
-  },
+  .next_nodes = IP4_LOOKUP_NEXT_NODES,
 };
 
 static clib_error_t *
diff --git a/vnet/vnet/ip/ip6_forward.c b/vnet/vnet/ip/ip6_forward.c
index 6c8d18d6..a79bae69 100644
--- a/vnet/vnet/ip/ip6_forward.c
+++ b/vnet/vnet/ip/ip6_forward.c
@@ -1173,21 +1173,7 @@ VLIB_REGISTER_NODE (ip6_lookup_node) = {
   .vector_size = sizeof (u32),
 
   .n_next_nodes = IP_LOOKUP_N_NEXT,
-  .next_nodes = {
-    [IP_LOOKUP_NEXT_MISS] = "ip6-miss",
-    [IP_LOOKUP_NEXT_DROP] = "ip6-drop",
-    [IP_LOOKUP_NEXT_PUNT] = "ip6-punt",
-    [IP_LOOKUP_NEXT_LOCAL] = "ip6-local",
-    [IP_LOOKUP_NEXT_ARP] = "ip6-discover-neighbor",
-    [IP_LOOKUP_NEXT_REWRITE] = "ip6-rewrite",
-    [IP_LOOKUP_NEXT_CLASSIFY] = "ip6-classify",
-    [IP_LOOKUP_NEXT_MAP] = "ip6-map",
-    [IP_LOOKUP_NEXT_MAP_T] = "ip6-map-t",
-    [IP_LOOKUP_NEXT_SIXRD] = "ip6-sixrd",
-    [IP_LOOKUP_NEXT_HOP_BY_HOP] = "ip6-hop-by-hop",
-    [IP_LOOKUP_NEXT_ADD_HOP_BY_HOP] = "ip6-add-hop-by-hop", 
-    [IP_LOOKUP_NEXT_POP_HOP_BY_HOP] = "ip6-pop-hop-by-hop", 
-  },
+  .next_nodes = IP6_LOOKUP_NEXT_NODES,
 };
 
 typedef struct {
diff --git a/vnet/vnet/ip/ip6_hop_by_hop.c b/vnet/vnet/ip/ip6_hop_by_hop.c
index 50dc38b7..057d16ce 100644
--- a/vnet/vnet/ip/ip6_hop_by_hop.c
+++ b/vnet/vnet/ip/ip6_hop_by_hop.c
@@ -497,22 +497,7 @@ VLIB_REGISTER_NODE (ip6_hop_by_hop_node) = {
 
   /* See ip/lookup.h */
   .n_next_nodes = IP_LOOKUP_N_NEXT,
-  .next_nodes = {
-    [IP_LOOKUP_NEXT_MISS] = "ip6-miss",
-    [IP_LOOKUP_NEXT_DROP] = "ip6-drop",
-    [IP_LOOKUP_NEXT_PUNT] = "ip6-punt",
-    [IP_LOOKUP_NEXT_LOCAL] = "ip6-local",
-    [IP_LOOKUP_NEXT_ARP] = "ip6-discover-neighbor",
-    [IP_LOOKUP_NEXT_REWRITE] = "ip6-rewrite",
-    [IP_LOOKUP_NEXT_CLASSIFY] = "ip6-classify",
-    [IP_LOOKUP_NEXT_MAP] = "ip6-map",
-    [IP_LOOKUP_NEXT_MAP_T] = "ip6-map-t",
-    [IP_LOOKUP_NEXT_SIXRD] = "ip6-sixrd",
-    /* Next 3 arcs probably never used */
-    [IP_LOOKUP_NEXT_HOP_BY_HOP] = "ip6-hop-by-hop",
-    [IP_LOOKUP_NEXT_ADD_HOP_BY_HOP] = "ip6-add-hop-by-hop", 
-    [IP_LOOKUP_NEXT_POP_HOP_BY_HOP] = "ip6-pop-hop-by-hop", 
-  },
+  .next_nodes = IP6_LOOKUP_NEXT_NODES,
 };
 
 /* The main h-b-h tracer will be invoked, no need to do much here */
@@ -729,22 +714,7 @@ VLIB_REGISTER_NODE (ip6_add_hop_by_hop_node) = {
 
   /* See ip/lookup.h */
   .n_next_nodes = IP_LOOKUP_N_NEXT,
-  .next_nodes = {
-    [IP_LOOKUP_NEXT_MISS] = "ip6-miss",
-    [IP_LOOKUP_NEXT_DROP] = "ip6-drop",
-    [IP_LOOKUP_NEXT_PUNT] = "ip6-punt",
-    [IP_LOOKUP_NEXT_LOCAL] = "ip6-local",
-    [IP_LOOKUP_NEXT_ARP] = "ip6-discover-neighbor",
-    [IP_LOOKUP_NEXT_REWRITE] = "ip6-rewrite",
-    [IP_LOOKUP_NEXT_CLASSIFY] = "ip6-classify",
-    [IP_LOOKUP_NEXT_MAP] = "ip6-map",
-    [IP_LOOKUP_NEXT_MAP_T] = "ip6-map-t",
-    [IP_LOOKUP_NEXT_SIXRD] = "ip6-sixrd",
-    /* Next 3 arcs probably never used */
-    [IP_LOOKUP_NEXT_HOP_BY_HOP] = "ip6-hop-by-hop",
-    [IP_LOOKUP_NEXT_ADD_HOP_BY_HOP] = "ip6-add-hop-by-hop", 
-    [IP_LOOKUP_NEXT_POP_HOP_BY_HOP] = "ip6-pop-hop-by-hop", 
-  },
+  .next_nodes = IP6_LOOKUP_NEXT_NODES,
 };
 
 
@@ -980,22 +950,7 @@ VLIB_REGISTER_NODE (ip6_pop_hop_by_hop_node) = {
 
   /* See ip/lookup.h */
   .n_next_nodes = IP_LOOKUP_N_NEXT,
-  .next_nodes = {
-    [IP_LOOKUP_NEXT_MISS] = "ip6-miss",
-    [IP_LOOKUP_NEXT_DROP] = "ip6-drop",
-    [IP_LOOKUP_NEXT_PUNT] = "ip6-punt",
-    [IP_LOOKUP_NEXT_LOCAL] = "ip6-local",
-    [IP_LOOKUP_NEXT_ARP] = "ip6-discover-neighbor",
-    [IP_LOOKUP_NEXT_REWRITE] = "ip6-rewrite",
-    [IP_LOOKUP_NEXT_CLASSIFY] = "ip6-classify",
-    [IP_LOOKUP_NEXT_MAP] = "ip6-map",
-    [IP_LOOKUP_NEXT_MAP_T] = "ip6-map-t",
-    [IP_LOOKUP_NEXT_SIXRD] = "ip6-sixrd",
-    /* Next 3 arcs probably never used */
-    [IP_LOOKUP_NEXT_HOP_BY_HOP] = "ip6-hop-by-hop",
-    [IP_LOOKUP_NEXT_ADD_HOP_BY_HOP] = "ip6-add-hop-by-hop", 
-    [IP_LOOKUP_NEXT_POP_HOP_BY_HOP] = "ip6-pop-hop-by-hop", 
-  },
+  .next_nodes = IP6_LOOKUP_NEXT_NODES,
 };
 
 
diff --git a/vnet/vnet/ip/lookup.h b/vnet/vnet/ip/lookup.h
index fcac675d..76d803d2 100644
--- a/vnet/vnet/ip/lookup.h
+++ b/vnet/vnet/ip/lookup.h
@@ -86,6 +86,38 @@ typedef enum {
   IP_LOOKUP_N_NEXT,
 } ip_lookup_next_t;
 
+#define IP4_LOOKUP_NEXT_NODES {					\
+    [IP_LOOKUP_NEXT_MISS] = "ip4-miss",				\
+    [IP_LOOKUP_NEXT_DROP] = "ip4-drop",				\
+    [IP_LOOKUP_NEXT_PUNT] = "ip4-punt",				\
+    [IP_LOOKUP_NEXT_LOCAL] = "ip4-local",			\
+    [IP_LOOKUP_NEXT_ARP] = "ip4-arp",				\
+    [IP_LOOKUP_NEXT_REWRITE] = "ip4-rewrite-transit",		\
+    [IP_LOOKUP_NEXT_CLASSIFY] = "ip4-classify",			\
+    [IP_LOOKUP_NEXT_MAP] = "ip4-map",				\
+    [IP_LOOKUP_NEXT_MAP_T] = "ip4-map-t",			\
+    [IP_LOOKUP_NEXT_SIXRD] = "ip4-sixrd",			\
+    [IP_LOOKUP_NEXT_HOP_BY_HOP] = "ip4-hop-by-hop",		\
+    [IP_LOOKUP_NEXT_ADD_HOP_BY_HOP] = "ip4-add-hop-by-hop",	\
+    [IP_LOOKUP_NEXT_POP_HOP_BY_HOP] = "ip4-pop-hop-by-hop",	\
+}
+
+#define IP6_LOOKUP_NEXT_NODES {					\
+    [IP_LOOKUP_NEXT_MISS] = "ip6-miss",				\
+    [IP_LOOKUP_NEXT_DROP] = "ip6-drop",				\
+    [IP_LOOKUP_NEXT_PUNT] = "ip6-punt",				\
+    [IP_LOOKUP_NEXT_LOCAL] = "ip6-local",			\
+    [IP_LOOKUP_NEXT_ARP] = "ip6-discover-neighbor",		\
+    [IP_LOOKUP_NEXT_REWRITE] = "ip6-rewrite",			\
+    [IP_LOOKUP_NEXT_CLASSIFY] = "ip6-classify",			\
+    [IP_LOOKUP_NEXT_MAP] = "ip6-map",				\
+    [IP_LOOKUP_NEXT_MAP_T] = "ip6-map-t",			\
+    [IP_LOOKUP_NEXT_SIXRD] = "ip6-sixrd",			\
+    [IP_LOOKUP_NEXT_HOP_BY_HOP] = "ip6-hop-by-hop",		\
+    [IP_LOOKUP_NEXT_ADD_HOP_BY_HOP] = "ip6-add-hop-by-hop",	\
+    [IP_LOOKUP_NEXT_POP_HOP_BY_HOP] = "ip6-pop-hop-by-hop",	\
+}
+
 /* Flow hash configuration */
 #define IP_FLOW_HASH_SRC_ADDR (1<<0)
 #define IP_FLOW_HASH_DST_ADDR (1<<1)