/*
avl_tree.h -- header file for avl_tree.c
Copyright (C) 1998 Michael H. Buselli
- 2000,2001 Ivo Timmermans <ivo@o2w.nl>,
- 2000,2001 Guus Sliepen <guus@sliepen.eu.org>
- 2000,2001 Wessel Dankers <wsl@nl.linux.org>
+ 2000-2003 Ivo Timmermans <ivo@o2w.nl>,
+ 2000-2003 Guus Sliepen <guus@sliepen.eu.org>
+ 2000-2003 Wessel Dankers <wsl@nl.linux.org>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
library for inclusion into tinc (http://tinc.nl.linux.org/) by
Guus Sliepen <guus@sliepen.eu.org>.
- $Id: avl_tree.h,v 1.1.2.5 2002/06/21 10:11:11 guus Exp $
+ $Id: avl_tree.h,v 1.1.2.9 2003/07/12 17:48:38 guus Exp $
*/
#define __AVL_TREE_H__
#ifndef AVL_DEPTH
- #ifndef AVL_COUNT
- #define AVL_DEPTH
- #endif
+#ifndef AVL_COUNT
+#define AVL_DEPTH
+#endif
#endif
typedef struct avl_node_t {
- /* Linked list part */
+ /* Linked list part */
- struct avl_node_t *next;
- struct avl_node_t *prev;
+ struct avl_node_t *next;
+ struct avl_node_t *prev;
- /* Tree part */
+ /* Tree part */
- struct avl_node_t *parent;
- struct avl_node_t *left;
- struct avl_node_t *right;
+ struct avl_node_t *parent;
+ struct avl_node_t *left;
+ struct avl_node_t *right;
#ifdef AVL_COUNT
- unsigned int count;
+ unsigned int count;
#endif
#ifdef AVL_DEPTH
- unsigned char depth;
+ unsigned char depth;
#endif
- /* Payload */
+ /* Payload */
- void *data;
+ void *data;
} avl_node_t;
-typedef int (*avl_compare_t) (const void *, const void *);
-typedef void (*avl_action_t) (const void *);
-typedef void (*avl_action_node_t) (const avl_node_t *);
+typedef int (*avl_compare_t)(const void *, const void *);
+typedef void (*avl_action_t)(const void *);
+typedef void (*avl_action_node_t)(const avl_node_t *);
typedef struct avl_tree_t {
- /* Linked list part */
+ /* Linked list part */
- avl_node_t *head;
- avl_node_t *tail;
+ avl_node_t *head;
+ avl_node_t *tail;
- /* Tree part */
+ /* Tree part */
- avl_node_t *root;
+ avl_node_t *root;
- avl_compare_t compare;
- avl_action_t delete;
+ avl_compare_t compare;
+ avl_action_t delete;
} avl_tree_t;
extern unsigned int avl_depth(avl_tree_t *);
#endif
-#endif /* __AVL_TREE_H__ */
+#endif /* __AVL_TREE_H__ */