vlist: store a pointer to the real key to make lookups easier

[project/netifd.git] / utils.h

diff --git a/utils.h b/utils.h
index ab73930..31fcd1f 100644 (file)
--- a/utils.h
+++ b/utils.h
@@ -27,7 +27,7 @@ struct vlist_tree {
        struct avl_tree avl;
 
        vlist_update_cb update;
-       int node_offset;
+       int key_offset;
        bool keep_old;
 
        int version;
@@ -40,8 +40,8 @@ struct vlist_node {
 
 void __vlist_init(struct vlist_tree *tree, avl_tree_comp cmp, vlist_update_cb update, int offset);
 
-#define vlist_init(tree, cmp, update, type, node) \
-       __vlist_init(tree, cmp, update, offsetof(type, node))
+#define vlist_init(tree, cmp, update, type, node, key) \
+       __vlist_init(tree, cmp, update, offsetof(type, key) - offsetof(type, node))
 
 void vlist_add(struct vlist_tree *tree, struct vlist_node *node);
 void vlist_delete(struct vlist_tree *tree, struct vlist_node *node);