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annotate src/core/ngx_radix_tree.h @ 4580:ae60a1085c82

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Access module: fixed inheritance of allow/deny ipv6 rules. Previous (incorrect) behaviour was to inherit ipv6 rules separately from ipv4 ones. Now all rules are either inherited (if there are no rules defined at current level) or not (if there are any rules defined).
author Maxim Dounin <mdounin@mdounin.ru>
date Tue, 10 Apr 2012 13:25:53 +0000
parents d620f497c50f
children 3be3de31d7dd
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da8c5707af39 nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
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da8c5707af39 nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
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2 /*
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3 * Copyright (C) Igor Sysoev
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d620f497c50f Copyright updated.
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4 * Copyright (C) Nginx, Inc.
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5 */
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8 #ifndef _NGX_RADIX_TREE_H_INCLUDED_
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9 #define _NGX_RADIX_TREE_H_INCLUDED_
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12 #include <ngx_config.h>
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13 #include <ngx_core.h>
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16 #define NGX_RADIX_NO_VALUE (uintptr_t) -1
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18 typedef struct ngx_radix_node_s ngx_radix_node_t;
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20 struct ngx_radix_node_s {
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21 ngx_radix_node_t *right;
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22 ngx_radix_node_t *left;
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23 ngx_radix_node_t *parent;
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24 uintptr_t value;
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25 };
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28 typedef struct {
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29 ngx_radix_node_t *root;
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30 ngx_pool_t *pool;
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31 ngx_radix_node_t *free;
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32 char *start;
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33 size_t size;
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34 } ngx_radix_tree_t;
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37 ngx_radix_tree_t *ngx_radix_tree_create(ngx_pool_t *pool,
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38 ngx_int_t preallocate);
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39 ngx_int_t ngx_radix32tree_insert(ngx_radix_tree_t *tree,
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40 uint32_t key, uint32_t mask, uintptr_t value);
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41 ngx_int_t ngx_radix32tree_delete(ngx_radix_tree_t *tree,
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42 uint32_t key, uint32_t mask);
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43 uintptr_t ngx_radix32tree_find(ngx_radix_tree_t *tree, uint32_t key);
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46 #endif /* _NGX_RADIX_TREE_H_INCLUDED_ */