Nest: names for nhu_state values

It took too much time to analyze what's the meaning of nhu_state values
so I spent less than the same amount of time documenting it.

1 files changed, 5 insertions, 0 deletions

diff --git a/nest/route.h b/nest/route.h
index c16b2643..928a022d 100644
--- a/nest/route.h
+++ b/nest/route.h
@@ -168,6 +168,11 @@ typedef struct rtable {
   struct fib_iterator nhu_fit;		/* Next Hop Update FIB iterator */
 } rtable;
 
+#define NHU_CLEAN	0
+#define NHU_SCHEDULED	1
+#define NHU_RUNNING	2
+#define NHU_DIRTY	3
+
 typedef struct network {
   struct rte *routes;			/* Available routes for this network */
   struct fib_node n;			/* FIB flags reserved for kernel syncer */