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annotate src/core/ngx_palloc.h @ 507:cd3117ad9aab release-0.1.28

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nginx-0.1.28-RELEASE import *) Bugfix: nginx hogs CPU while proxying the huge files. *) Bugfix: nginx could not be built by gcc 4.0 on Linux.
author Igor Sysoev <igor@sysoev.ru>
date Fri, 08 Apr 2005 15:18:55 +0000
parents d4ea69372b94
children 9b8c906f6e63
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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_PALLOC_H_INCLUDED_
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8 #define _NGX_PALLOC_H_INCLUDED_
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11 #include <ngx_config.h>
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12 #include <ngx_core.h>
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15 /*
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16 * NGX_MAX_ALLOC_FROM_POOL should be (ngx_page_size - 1), i.e. 4095 on x86.
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17 * On FreeBSD 5.x it allows to use the zero copy sending.
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8dee38ea9117 nginx-0.0.1-2003-11-25-23:44:56 import
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18 * On Windows NT it decreases a number of locked pages in a kernel.
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19 */
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20 #define NGX_MAX_ALLOC_FROM_POOL (ngx_pagesize - 1)
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22 #define NGX_DEFAULT_POOL_SIZE (16 * 1024)
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25 typedef struct ngx_pool_large_s ngx_pool_large_t;
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27 struct ngx_pool_large_s {
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28 ngx_pool_large_t *next;
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29 void *alloc;
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30 };
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33 struct ngx_pool_s {
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34 u_char *last;
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35 u_char *end;
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36 ngx_chain_t *chain;
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37 ngx_pool_t *next;
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38 ngx_pool_large_t *large;
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39 ngx_log_t *log;
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40 };
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43 void *ngx_alloc(size_t size, ngx_log_t *log);
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44 void *ngx_calloc(size_t size, ngx_log_t *log);
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46 ngx_pool_t *ngx_create_pool(size_t size, ngx_log_t *log);
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47 void ngx_destroy_pool(ngx_pool_t *pool);
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49 void *ngx_palloc(ngx_pool_t *pool, size_t size);
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50 void *ngx_pcalloc(ngx_pool_t *pool, size_t size);
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51 ngx_int_t ngx_pfree(ngx_pool_t *pool, void *p);
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54 #endif /* _NGX_PALLOC_H_INCLUDED_ */