56 lines
1.3 KiB
C
56 lines
1.3 KiB
C
/* Copyright 2016 secXsQuared
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* Distributed under GPL license
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* See COPYING under root for details
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*/
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#ifndef _K_AVL_TREE_H_
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#define _K_AVL_TREE_H_
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#include "g_type.h"
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#include "g_abi.h"
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#include "sxtdlib.h"
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typedef struct _k_avl_tree_node_t
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{
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struct _k_avl_tree_node_t *left;
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struct _k_avl_tree_node_t *right;
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struct _k_avl_tree_node_t *parent;
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int32_t height;
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} avl_tree_node_t;
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/*
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* A comparison function between tree_node and your_node
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* Returns:
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* < 0 if tree_node < your_node
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* = 0 if tree_node == your_node
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* > 0 if tree_node > your_node
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*/
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typedef struct _k_avl_tree_t
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{
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callback_func_t compare;
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avl_tree_node_t *root;
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} avl_tree_t;
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avl_tree_node_t *KABI lb_avl_tree_search(avl_tree_t *tree, avl_tree_node_t *entry);
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void KABI lb_avl_tree_insert(avl_tree_t *tree, avl_tree_node_t *entry);
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avl_tree_node_t *KABI lb_avl_tree_delete(avl_tree_t *tree, avl_tree_node_t *entry);
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void KABI lb_avl_tree_init(avl_tree_t *tree, callback_func_t compare);
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avl_tree_node_t *KABI lb_avl_tree_largest(avl_tree_t *tree);
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avl_tree_node_t *KABI lb_avl_tree_smallest(avl_tree_t *tree);
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avl_tree_node_t *KABI lb_avl_tree_larger(avl_tree_node_t *entry);
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avl_tree_node_t *KABI lb_avl_tree_smaller(avl_tree_node_t *entry);
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bool KABI lb_avl_tree_validate(avl_tree_t *tree);
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int32_t KABI lb_avl_tree_size(avl_tree_t *tree);
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#endif
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