2 * Copyright (C) 2012 Felix Fietkau <nbd@openwrt.org>
4 * Permission to use, copy, modify, and/or distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 #ifndef __LIBUBOX_VLIST_H
18 #define __LIBUBOX_VLIST_H
25 typedef void (*vlist_update_cb
)(struct vlist_tree
*tree
,
26 struct vlist_node
*node_new
,
27 struct vlist_node
*node_old
);
32 vlist_update_cb update
;
44 #define VLIST_TREE_INIT(_name, _comp, _update, _keep_old, _no_delete) \
46 .avl = AVL_TREE_INIT(_name.avl, _comp, false, NULL), \
49 .keep_old = _keep_old, \
50 .no_delete = _no_delete, \
53 #define VLIST_TREE(_name, ...) \
54 struct vlist_tree _name = \
55 VLIST_TREE_INIT(_name, __VA_ARGS__)
57 void vlist_init(struct vlist_tree
*tree
, avl_tree_comp cmp
, vlist_update_cb update
);
59 #define vlist_find(tree, name, element, node_member) \
60 avl_find_element(&(tree)->avl, name, element, node_member.avl)
62 static inline void vlist_update(struct vlist_tree
*tree
)
67 void vlist_add(struct vlist_tree
*tree
, struct vlist_node
*node
, const void *key
);
68 void vlist_delete(struct vlist_tree
*tree
, struct vlist_node
*node
);
69 void vlist_flush(struct vlist_tree
*tree
);
70 void vlist_flush_all(struct vlist_tree
*tree
);
72 #define vlist_for_each_element(tree, element, node_member) \
73 avl_for_each_element(&(tree)->avl, element, node_member.avl)