Mercurial > hg > nginx
annotate src/core/ngx_alloc.h @ 93:738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
author | Igor Sysoev <igor@sysoev.ru> |
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date | Wed, 21 May 2003 13:28:21 +0000 |
parents | 637625a2acdb |
children | 7ebc8b7fb816 |
rev | line source |
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nginx-0.0.1-2002-08-06-20:39:45 import
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1 #ifndef _NGX_ALLOC_H_INCLUDED_ |
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2 #define _NGX_ALLOC_H_INCLUDED_ |
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5 #include <ngx_config.h> |
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7 #include <ngx_log.h> |
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9 /* NGX_MAX_ALLOC_FROM_POOL should be (PAGE_SIZE - 1), i.e. 4095 on x86. |
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10 On FreeBSD 5.x it allows to use zero copy send. |
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11 On Windows NT it decreases number of locked pages in kernel. |
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12 */ |
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13 #define NGX_MAX_ALLOC_FROM_POOL 4095 |
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15 #define NGX_DEFAULT_POOL_SIZE (16 * 1024) |
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17 #define ngx_test_null(p, alloc, rc) if ((p = alloc) == NULL) { return rc; } |
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20 typedef struct ngx_pool_large_s ngx_pool_large_t; |
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21 struct ngx_pool_large_s { |
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22 ngx_pool_large_t *next; |
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23 void *alloc; |
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24 }; |
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26 typedef struct ngx_pool_s ngx_pool_t; |
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27 struct ngx_pool_s { |
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28 char *last; |
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29 char *end; |
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30 ngx_pool_t *next; |
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31 ngx_pool_large_t *large; |
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32 ngx_log_t *log; |
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33 }; |
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36 void *ngx_alloc(size_t size, ngx_log_t *log); |
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37 void *ngx_calloc(size_t size, ngx_log_t *log); |
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39 ngx_pool_t *ngx_create_pool(size_t size, ngx_log_t *log); |
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40 void ngx_destroy_pool(ngx_pool_t *pool); |
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42 void *ngx_palloc(ngx_pool_t *pool, size_t size); |
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43 void *ngx_pcalloc(ngx_pool_t *pool, size_t size); |
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45 #define ngx_free free |
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48 #endif /* _NGX_ALLOC_H_INCLUDED_ */ |