Filter: Add some minor functions for f_tree and EC

Add some supportive functions for f_tree and EC. These functions are used
by L3VPN code.

1 files changed, 5 insertions, 0 deletions

diff --git a/filter/data.h b/filter/data.h
index c96856ce..051f0932 100644
--- a/filter/data.h
+++ b/filter/data.h
@@ -192,6 +192,7 @@ struct f_tree *f_new_tree(void);
 struct f_tree *build_tree(struct f_tree *);
 const struct f_tree *find_tree(const struct f_tree *t, const struct f_val *val);
 int same_tree(const struct f_tree *t0, const struct f_tree *t2);
+int tree_node_count(const struct f_tree *t);
 void tree_format(const struct f_tree *t, buffer *buf);
 void tree_walk(const struct f_tree *t, void (*hook)(const struct f_tree *, void *), void *data);
 
@@ -286,6 +287,10 @@ static inline int lclist_set_type(const struct f_tree *set)
 static inline int path_set_type(const struct f_tree *set)
 { return !set || set->from.type == T_INT; }
 
+int clist_match_set(const struct adata *clist, const struct f_tree *set);
+int eclist_match_set(const struct adata *list, const struct f_tree *set);
+int lclist_match_set(const struct adata *list, const struct f_tree *set);
+
 const struct adata *clist_filter(struct linpool *pool, const struct adata *list, const struct f_val *set, int pos);
 const struct adata *eclist_filter(struct linpool *pool, const struct adata *list, const struct f_val *set, int pos);
 const struct adata *lclist_filter(struct linpool *pool, const struct adata *list, const struct f_val *set, int pos);