session: add app ns index to ns create api

Change-Id: I86bfe4e8b0a899cc54c9b37eeb5eec701d0baf3d
Signed-off-by: Florin Coras <fcoras@cisco.com>
diff --git a/src/vnet/session/session.api b/src/vnet/session/session.api
index 6ed75ef..358103a 100644
--- a/src/vnet/session/session.api
+++ b/src/vnet/session/session.api
@@ -348,7 +348,7 @@
     @param namespace_id_len - length of namespace id lower
     @param namespace_id - namespace id
 */
-autoreply define app_namespace_add_del {
+define app_namespace_add_del {
   u32 client_index;
   u32 context;
   u64 secret;
@@ -359,6 +359,18 @@
   u8 namespace_id[64];
 };
 
+/** \brief Reply for app namespace add/del
+    @param context - returned sender context, to match reply w/ request
+    @param retval - return code
+    @param appns_index - app namespace index
+*/
+define app_namespace_add_del_reply
+{
+  u32 context;
+  i32 retval;
+  u32 appns_index;
+};
+
 /** \brief add/del session rule
     @param client_index - opaque cookie to identify the sender
                           client to vpp direction only