avl: add AVL_TREE macro to define an initialized struct avl_tree

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
This commit is contained in:
Felix Fietkau 2014-03-27 17:39:53 +01:00
parent 93b415c08d
commit f59f33f2c7

12
avl.h
View file

@ -153,6 +153,18 @@ enum avl_find_mode {
AVL_FIND_GREATEREQUAL
};
#define AVL_TREE_INIT(_name, _comp, _allow_dups, _cmp_ptr) \
{ \
.list_head = LIST_HEAD_INIT(_name.list_head), \
.comp = _comp, \
.allow_dups = _allow_dups, \
.cmp_ptr = _cmp_ptr \
}
#define AVL_TREE(_name, _comp, _allow_dups, _cmp_ptr) \
struct avl_tree _name = \
AVL_TREE_INIT(_name, _comp, _allow_dups, _cmp_ptr)
void EXPORT(avl_init)(struct avl_tree *, avl_tree_comp, bool, void *);
struct avl_node *EXPORT(avl_find)(const struct avl_tree *, const void *);
struct avl_node *EXPORT(avl_find_greaterequal)(const struct avl_tree *tree, const void *key);