Mercurial > hg > nginx
annotate src/core/ngx_slab.h @ 3193:5b715491f7c4
release-0.8.19 tag
author | Igor Sysoev <igor@sysoev.ru> |
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date | Tue, 06 Oct 2009 16:19:43 +0000 |
parents | 5ff1ae0eada7 |
children | 3f6040cd731e 4919fb357a5d |
rev | line source |
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1 |
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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_SLAB_H_INCLUDED_ |
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8 #define _NGX_SLAB_H_INCLUDED_ |
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11 #include <ngx_config.h> |
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12 #include <ngx_core.h> |
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14 |
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15 typedef struct ngx_slab_page_s ngx_slab_page_t; |
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16 |
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17 struct ngx_slab_page_s { |
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18 uintptr_t slab; |
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19 ngx_slab_page_t *next; |
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20 uintptr_t prev; |
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21 }; |
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22 |
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23 |
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24 typedef struct { |
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25 ngx_atomic_t lock; |
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26 |
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27 size_t min_size; |
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28 size_t min_shift; |
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29 |
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30 ngx_slab_page_t *pages; |
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31 ngx_slab_page_t free; |
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32 |
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33 u_char *start; |
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34 u_char *end; |
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35 |
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36 ngx_shmtx_t mutex; |
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37 |
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38 u_char *log_ctx; |
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39 u_char zero; |
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40 |
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41 void *data; |
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42 void *addr; |
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43 } ngx_slab_pool_t; |
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46 void ngx_slab_init(ngx_slab_pool_t *pool); |
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47 void *ngx_slab_alloc(ngx_slab_pool_t *pool, size_t size); |
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48 void *ngx_slab_alloc_locked(ngx_slab_pool_t *pool, size_t size); |
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49 void ngx_slab_free(ngx_slab_pool_t *pool, void *p); |
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50 void ngx_slab_free_locked(ngx_slab_pool_t *pool, void *p); |
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51 |
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53 #endif /* _NGX_SLAB_H_INCLUDED_ */ |