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/*
* Copyright (C) 1997-2004, Michael Jennings
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies of the Software, its documentation and marketing & publicity
* materials, and acknowledgment shall be given in the documentation, materials
* and software packages that this Software was used.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef _LIBAST_AVL_TREE_H_
#define _LIBAST_AVL_TREE_H_
/*
* interface goop
*/
/* Standard typecast macros.... */
#define SPIF_AVL_TREE_NODE(obj) ((spif_avl_tree_node_t) (obj))
#define SPIF_AVL_TREE(obj) ((spif_avl_tree_t) (obj))
#define SPIF_AVL_TREE_NODE_ISNULL(o) (SPIF_AVL_TREE_NODE(o) == (spif_avl_tree_node_t) NULL)
#define SPIF_OBJ_IS_AVL_TREE_NODE(o) (SPIF_OBJ_IS_TYPE((o), avl_tree_node))
SPIF_DECL_OBJ(avl_tree_node) {
SPIF_DECL_PROPERTY(obj, data);
SPIF_DECL_PROPERTY(int8, balance);
SPIF_DECL_PROPERTY(avl_tree_node, left);
SPIF_DECL_PROPERTY(avl_tree_node, right);
};
SPIF_DECL_OBJ(avl_tree) {
SPIF_DECL_PARENT_TYPE(obj);
SPIF_DECL_PROPERTY(listidx, len);
SPIF_DECL_PROPERTY(avl_tree_node, root);
};
extern spif_vectorclass_t SPIF_VECTORCLASS_VAR(avl_tree);
#endif /* _LIBAST_AVL_TREE_H_ */
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