Mercurial > hg > nginx-quic
annotate src/core/ngx_alloc.h @ 269:f082cb6bcdd7
nginx-0.0.2-2004-02-25-18:46:57 import
author | Igor Sysoev <igor@sysoev.ru> |
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date | Wed, 25 Feb 2004 15:46:57 +0000 |
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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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6 #include <ngx_core.h> |
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9 /* |
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10 * NGX_MAX_ALLOC_FROM_POOL should be (NGX_PAGE_SIZE - 1), i.e. 4095 on x86. |
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11 * On FreeBSD 5.x it allows to use zero copy send. |
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12 * On Windows NT it decreases a number of locked pages in a kernel. |
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13 */ |
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14 #define NGX_MAX_ALLOC_FROM_POOL 4095 |
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16 #define NGX_DEFAULT_POOL_SIZE (16 * 1024) |
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18 #define ngx_test_null(p, alloc, rc) if ((p = alloc) == NULL) { return rc; } |
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21 typedef struct ngx_pool_large_s ngx_pool_large_t; |
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23 struct ngx_pool_large_s { |
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24 ngx_pool_large_t *next; |
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25 void *alloc; |
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26 }; |
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29 typedef struct ngx_pool_s ngx_pool_t; |
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31 struct ngx_pool_s { |
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32 char *last; |
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33 char *end; |
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34 ngx_pool_t *next; |
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35 ngx_pool_large_t *large; |
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36 ngx_log_t *log; |
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37 }; |
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40 void *ngx_alloc(size_t size, ngx_log_t *log); |
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41 void *ngx_calloc(size_t size, ngx_log_t *log); |
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43 ngx_pool_t *ngx_create_pool(size_t size, ngx_log_t *log); |
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44 void ngx_destroy_pool(ngx_pool_t *pool); |
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46 void *ngx_palloc(ngx_pool_t *pool, size_t size); |
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47 void *ngx_pcalloc(ngx_pool_t *pool, size_t size); |
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48 void ngx_pfree(ngx_pool_t *pool, void *p); |
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51 #define ngx_free free |
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54 #endif /* _NGX_ALLOC_H_INCLUDED_ */ |