Mercurial > hg > nginx
annotate src/core/ngx_radix_tree.h @ 5048:2f0862333985 stable-1.2
Merge of r4993, r4994, r4997, r5000: geo ipv6 support.
*) Geo: IPv6 support. The "ranges" mode is still limited to IPv4 only.
*) Geo: properly initialize ngx_cidr_t when dealing with "default".
*) Geo: made "default" affect both IPv4 and IPv6 when using prefixes.
Previously, "default" was equivalent to specifying 0.0.0.0/0, now
it's equivalent to specifying both 0.0.0.0/0 and ::/0 (if support
for IPv6 is enabled) with the same value.
*) Geo: improved code readability.
author | Maxim Dounin <mdounin@mdounin.ru> |
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date | Mon, 11 Feb 2013 12:31:43 +0000 |
parents | d620f497c50f |
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
4412 | 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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11 |
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12 #include <ngx_config.h> |
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13 #include <ngx_core.h> |
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14 |
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15 |
485 | 16 #define NGX_RADIX_NO_VALUE (uintptr_t) -1 |
17 | |
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18 typedef struct ngx_radix_node_s ngx_radix_node_t; |
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19 |
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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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26 |
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27 |
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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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35 |
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36 |
487 | 37 ngx_radix_tree_t *ngx_radix_tree_create(ngx_pool_t *pool, |
489 | 38 ngx_int_t preallocate); |
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39 |
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40 ngx_int_t ngx_radix32tree_insert(ngx_radix_tree_t *tree, |
487 | 41 uint32_t key, uint32_t mask, uintptr_t value); |
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42 ngx_int_t ngx_radix32tree_delete(ngx_radix_tree_t *tree, |
487 | 43 uint32_t key, uint32_t mask); |
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44 uintptr_t ngx_radix32tree_find(ngx_radix_tree_t *tree, uint32_t key); |
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45 |
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46 #if (NGX_HAVE_INET6) |
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47 ngx_int_t ngx_radix128tree_insert(ngx_radix_tree_t *tree, |
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48 u_char *key, u_char *mask, uintptr_t value); |
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49 ngx_int_t ngx_radix128tree_delete(ngx_radix_tree_t *tree, |
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50 u_char *key, u_char *mask); |
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51 uintptr_t ngx_radix128tree_find(ngx_radix_tree_t *tree, u_char *key); |
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52 #endif |
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55 #endif /* _NGX_RADIX_TREE_H_INCLUDED_ */ |