src/radix.h


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32

#ifndef RADIX_H
#define RADIX_H

#include "config.h"
#include "mem_pool.h"

#define RADIX_NO_VALUE   (unsigned char)-1

typedef struct radix_node_s  radix_node_t;

struct radix_node_s {
    radix_node_t *right;
    radix_node_t *left;
    radix_node_t *parent;
    unsigned char value;
};


typedef struct {
    radix_node_t  *root;
    size_t         size;
	memory_pool_t *pool;
} radix_tree_t;


radix_tree_t *radix_tree_create ();
int radix32tree_insert (radix_tree_t *tree, uint32_t key, uint32_t mask, unsigned char value);
int radix32tree_delete (radix_tree_t *tree, uint32_t key, uint32_t mask);
unsigned char radix32tree_find (radix_tree_t *tree, uint32_t key);
void radix_tree_free (radix_tree_t *tree);

#endif