Allow interface types to override glean adjacency behaivour

[vpp.git] / src / vnet / adj / adj_glean.h

diff --git a/src/vnet/adj/adj_glean.h b/src/vnet/adj/adj_glean.h
index 640bd2f..47cddfb 100644 (file)
--- a/src/vnet/adj/adj_glean.h
+++ b/src/vnet/adj/adj_glean.h
@@ -47,6 +47,25 @@ extern adj_index_t adj_glean_add_or_lock(fib_protocol_t proto,
                                         u32 sw_if_index,
                                         const ip46_address_t *nh_addr);
 
+/**
+ * @brief Get an existing glean
+ *
+ * @return INVALID if it does not exist
+ */
+extern adj_index_t adj_glean_get(fib_protocol_t proto,
+                                 u32 sw_if_index);
+
+/**
+ * adj_glean_update_rewrite
+ *
+ * Called by an adjacency provider (an interface type) to configure
+ * a glean adj (i.e. and adjacency linked to a connected prefix) to
+ * its default behaviour.
+ * Other interface types (i.e. 6RD tunnels) can can choose not to use
+ * glean behaviour on an adjacency liked to a connected prefix.
+ */
+extern void adj_glean_update_rewrite(adj_index_t adj_index);
+
 /**
  * @brief Format/display a glean adjacency.
  */