Mercurial > hg > nginx-vendor-0-5
diff 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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new file mode 100644 --- /dev/null +++ b/src/core/ngx_rbtree.h @@ -0,0 +1,43 @@ + +/* + * Copyright (C) Igor Sysoev + */ + + +#ifndef _NGX_RBTREE_H_INCLUDED_ +#define _NGX_RBTREE_H_INCLUDED_ + + +#include <ngx_config.h> +#include <ngx_core.h> + + +typedef struct ngx_rbtree_s ngx_rbtree_t; + +struct ngx_rbtree_s { + ngx_int_t key; + ngx_rbtree_t *left; + ngx_rbtree_t *right; + ngx_rbtree_t *parent; + char color; +}; + + +void ngx_rbtree_insert(ngx_rbtree_t **root, ngx_rbtree_t *sentinel, + ngx_rbtree_t *node); +void ngx_rbtree_delete(ngx_rbtree_t **root, ngx_rbtree_t *sentinel, + ngx_rbtree_t *node); + + +ngx_inline static ngx_rbtree_t *ngx_rbtree_min(ngx_rbtree_t *node, + ngx_rbtree_t *sentinel) +{ + while (node->left != sentinel) { + node = node->left; + } + + return node; +} + + +#endif /* _NGX_RBTREE_H_INCLUDED_ */