Mercurial > hg > nginx-vendor-0-6
view src/core/ngx_queue.h @ 390:d4f0d6c19c8d NGINX_0_6_39
nginx 0.6.39
*) Security: a segmentation fault might occur in worker process while
specially crafted request handling.
Thanks to Chris Ries.
*) Bugfix: a segmentation fault might occur in worker process, if
error_log was set to info or debug level.
Thanks to Sergey Bochenkov.
author | Igor Sysoev <http://sysoev.ru> |
---|---|
date | Mon, 14 Sep 2009 00:00:00 +0400 |
parents | 9121a0a91f47 |
children |
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/* * Copyright (C) Igor Sysoev */ #include <ngx_config.h> #include <ngx_core.h> #ifndef _NGX_QUEUE_H_INCLUDED_ #define _NGX_QUEUE_H_INCLUDED_ typedef struct ngx_queue_s ngx_queue_t; struct ngx_queue_s { ngx_queue_t *prev; ngx_queue_t *next; }; #define ngx_queue_init(q) \ (q)->prev = q; \ (q)->next = q #define ngx_queue_empty(h) \ (h == (h)->prev) #define ngx_queue_insert_head(h, x) \ (x)->next = (h)->next; \ (x)->next->prev = x; \ (x)->prev = h; \ (h)->next = x #define ngx_queue_head(h) \ (h)->next #define ngx_queue_last(h) \ (h)->prev #if (NGX_DEBUG) #define ngx_queue_remove(x) \ (x)->next->prev = (x)->prev; \ (x)->prev->next = (x)->next; \ (x)->prev = NULL; \ (x)->next = NULL #else #define ngx_queue_remove(x) \ (x)->next->prev = (x)->prev; \ (x)->prev->next = (x)->next #endif #define ngx_queue_data(q, type, link) \ (type *) ((u_char *) q - offsetof(type, link)) #endif /* _NGX_QUEUE_H_INCLUDED_ */