Mercurial > hg > nginx-vendor-0-5
comparison src/core/ngx_rbtree.h @ 0:f0b350454894 NGINX_0_1_0
nginx 0.1.0
*) The first public version.
author | Igor Sysoev <http://sysoev.ru> |
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date | Mon, 04 Oct 2004 00:00:00 +0400 |
parents | |
children | 74b1868dd3cd |
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-1:000000000000 | 0:f0b350454894 |
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1 | |
2 /* | |
3 * Copyright (C) Igor Sysoev | |
4 */ | |
5 | |
6 | |
7 #ifndef _NGX_RBTREE_H_INCLUDED_ | |
8 #define _NGX_RBTREE_H_INCLUDED_ | |
9 | |
10 | |
11 #include <ngx_config.h> | |
12 #include <ngx_core.h> | |
13 | |
14 | |
15 typedef struct ngx_rbtree_s ngx_rbtree_t; | |
16 | |
17 struct ngx_rbtree_s { | |
18 ngx_int_t key; | |
19 ngx_rbtree_t *left; | |
20 ngx_rbtree_t *right; | |
21 ngx_rbtree_t *parent; | |
22 char color; | |
23 }; | |
24 | |
25 | |
26 void ngx_rbtree_insert(ngx_rbtree_t **root, ngx_rbtree_t *sentinel, | |
27 ngx_rbtree_t *node); | |
28 void ngx_rbtree_delete(ngx_rbtree_t **root, ngx_rbtree_t *sentinel, | |
29 ngx_rbtree_t *node); | |
30 | |
31 | |
32 ngx_inline static ngx_rbtree_t *ngx_rbtree_min(ngx_rbtree_t *node, | |
33 ngx_rbtree_t *sentinel) | |
34 { | |
35 while (node->left != sentinel) { | |
36 node = node->left; | |
37 } | |
38 | |
39 return node; | |
40 } | |
41 | |
42 | |
43 #endif /* _NGX_RBTREE_H_INCLUDED_ */ |