1 #ifndef __NETIFD_UTILS_H
2 #define __NETIFD_UTILS_H
4 #include <libubox/list.h>
5 #include <libubox/avl.h>
7 #define __init __attribute__((constructor))
12 typedef void (*vlist_update_cb)(struct vlist_tree *tree,
13 struct vlist_node *node_new,
14 struct vlist_node *node_old);
19 vlist_update_cb update;
32 void __vlist_init(struct vlist_tree *tree, avl_tree_comp cmp, vlist_update_cb update, int offset);
34 #define vlist_init(tree, cmp, update, type, node, key) \
35 __vlist_init(tree, cmp, update, offsetof(type, key) - offsetof(type, node))
37 #define vlist_find(tree, name, element, node_member) \
38 avl_find_element(&(tree)->avl, name, element, node_member.avl)
40 static inline void vlist_update(struct vlist_tree *tree)
45 void vlist_add(struct vlist_tree *tree, struct vlist_node *node);
46 void vlist_delete(struct vlist_tree *tree, struct vlist_node *node);
47 void vlist_flush(struct vlist_tree *tree);
48 void vlist_flush_all(struct vlist_tree *tree);
50 #define vlist_for_each_element(tree, element, node_member) \
51 avl_for_each_element(&(tree)->avl, element, node_member.avl)
54 struct vlist_simple_tree {
55 struct list_head list;
60 struct vlist_simple_node {
61 struct list_head list;
65 #define vlist_simple_init(tree, node, member) \
66 __vlist_simple_init(tree, offsetof(node, member))
68 void __vlist_simple_init(struct vlist_simple_tree *tree, int offset);
69 void vlist_simple_delete(struct vlist_simple_tree *tree, struct vlist_simple_node *node);
70 void vlist_simple_flush(struct vlist_simple_tree *tree);
71 void vlist_simple_flush_all(struct vlist_simple_tree *tree);
73 static inline void vlist_simple_update(struct vlist_simple_tree *tree)
78 static inline void vlist_simple_add(struct vlist_simple_tree *tree, struct vlist_simple_node *node)
80 list_add(&node->list, &tree->list);
83 #define vlist_simple_for_each_element(tree, element, node_member) \
84 list_for_each_entry(element, &(tree)->list, node_member.list)
86 #define vlist_simple_empty(tree) \
87 list_empty(&(tree)->list)
91 static inline int fls(int x)
97 if (!(x & 0xffff0000u)) {
101 if (!(x & 0xff000000u)) {
105 if (!(x & 0xf0000000u)) {
109 if (!(x & 0xc0000000u)) {
113 if (!(x & 0x80000000u)) {
121 int avl_strcmp(const void *k1, const void *k2, void *ptr);