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annotate src/core/ngx_rbtree.h @ 825:f9b9b84a8e18
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author | Igor Sysoev <igor@sysoev.ru> |
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date | Sat, 28 Oct 2006 14:20:13 +0000 |
parents | 4e296b7d25bf |
children | 4390fcad6628 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
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4 */ |
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7 #ifndef _NGX_RBTREE_H_INCLUDED_ |
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8 #define _NGX_RBTREE_H_INCLUDED_ |
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11 #include <ngx_config.h> |
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12 #include <ngx_core.h> |
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557 | 15 typedef ngx_uint_t ngx_rbtree_key_t; |
16 typedef ngx_int_t ngx_rbtree_key_int_t; | |
17 | |
18 | |
559 | 19 typedef struct ngx_rbtree_node_s ngx_rbtree_node_t; |
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559 | 21 struct ngx_rbtree_node_s { |
22 ngx_rbtree_key_t key; | |
23 ngx_rbtree_node_t *left; | |
24 ngx_rbtree_node_t *right; | |
25 ngx_rbtree_node_t *parent; | |
26 char color; | |
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27 }; |
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559 | 30 typedef struct ngx_rbtree_s ngx_rbtree_t; |
31 | |
825 | 32 typedef void (*ngx_rbtree_insert_pt) (ngx_rbtree_node_t *root, |
559 | 33 ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel); |
34 | |
35 struct ngx_rbtree_s { | |
36 ngx_rbtree_node_t *root; | |
37 ngx_rbtree_node_t *sentinel; | |
825 | 38 ngx_rbtree_insert_pt insert; |
559 | 39 }; |
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559 | 42 void ngx_rbtree_insert(ngx_thread_volatile ngx_rbtree_t *tree, |
43 ngx_rbtree_node_t *node); | |
44 void ngx_rbtree_delete(ngx_thread_volatile ngx_rbtree_t *tree, | |
45 ngx_rbtree_node_t *node); | |
825 | 46 void ngx_rbtree_insert_timer_value(ngx_rbtree_node_t *root, |
47 ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel); | |
559 | 48 |
49 | |
50 static ngx_inline ngx_rbtree_node_t * | |
51 ngx_rbtree_min(ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel) | |
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52 { |
557 | 53 while (node->left != sentinel) { |
54 node = node->left; | |
55 } | |
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557 | 57 return node; |
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58 } |
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61 #endif /* _NGX_RBTREE_H_INCLUDED_ */ |