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annotate src/core/ngx_slab.h @ 6075:7fcfe113827d stable-1.6

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Fixed possible buffer overrun in "too long header line" logging. Additionally, ellipsis now always added to make it clear that the header logged is incomplete. Reported by Daniil Bondarev.
author Maxim Dounin <mdounin@mdounin.ru>
date Wed, 08 Oct 2014 17:16:04 +0400
parents 5024d29354f1
children c46657e391a3
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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da8c5707af39 nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
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2 /*
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3 * Copyright (C) Igor Sysoev
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4 * Copyright (C) Nginx, Inc.
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5 */
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8 #ifndef _NGX_SLAB_H_INCLUDED_
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9 #define _NGX_SLAB_H_INCLUDED_
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12 #include <ngx_config.h>
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13 #include <ngx_core.h>
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16 typedef struct ngx_slab_page_s ngx_slab_page_t;
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18 struct ngx_slab_page_s {
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19 uintptr_t slab;
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20 ngx_slab_page_t *next;
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21 uintptr_t prev;
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22 };
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25 typedef struct {
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26 ngx_shmtx_sh_t lock;
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27
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28 size_t min_size;
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29 size_t min_shift;
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31 ngx_slab_page_t *pages;
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32 ngx_slab_page_t free;
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34 u_char *start;
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35 u_char *end;
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36
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37 ngx_shmtx_t mutex;
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39 u_char *log_ctx;
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40 u_char zero;
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42 unsigned log_nomem:1;
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44 void *data;
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45 void *addr;
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46 } ngx_slab_pool_t;
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49 void ngx_slab_init(ngx_slab_pool_t *pool);
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50 void *ngx_slab_alloc(ngx_slab_pool_t *pool, size_t size);
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51 void *ngx_slab_alloc_locked(ngx_slab_pool_t *pool, size_t size);
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52 void ngx_slab_free(ngx_slab_pool_t *pool, void *p);
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53 void ngx_slab_free_locked(ngx_slab_pool_t *pool, void *p);
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56 #endif /* _NGX_SLAB_H_INCLUDED_ */