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view src/core/ngx_alloc.h @ 309:2e899477243a
nginx-0.0.3-2004-04-09-20:03:04 import
author | Igor Sysoev <igor@sysoev.ru> |
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date | Fri, 09 Apr 2004 16:03:04 +0000 |
parents | 8dee38ea9117 |
children |
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#ifndef _NGX_ALLOC_H_INCLUDED_ #define _NGX_ALLOC_H_INCLUDED_ #include <ngx_config.h> #include <ngx_core.h> /* * NGX_MAX_ALLOC_FROM_POOL should be (NGX_PAGE_SIZE - 1), i.e. 4095 on x86. * On FreeBSD 5.x it allows to use zero copy send. * On Windows NT it decreases a number of locked pages in a kernel. */ #define NGX_MAX_ALLOC_FROM_POOL 4095 #define NGX_DEFAULT_POOL_SIZE (16 * 1024) #define ngx_test_null(p, alloc, rc) if ((p = alloc) == NULL) { return rc; } typedef struct ngx_pool_large_s ngx_pool_large_t; struct ngx_pool_large_s { ngx_pool_large_t *next; void *alloc; }; typedef struct ngx_pool_s ngx_pool_t; struct ngx_pool_s { char *last; char *end; ngx_pool_t *next; ngx_pool_large_t *large; ngx_log_t *log; }; void *ngx_alloc(size_t size, ngx_log_t *log); void *ngx_calloc(size_t size, ngx_log_t *log); ngx_pool_t *ngx_create_pool(size_t size, ngx_log_t *log); void ngx_destroy_pool(ngx_pool_t *pool); void *ngx_palloc(ngx_pool_t *pool, size_t size); void *ngx_pcalloc(ngx_pool_t *pool, size_t size); void ngx_pfree(ngx_pool_t *pool, void *p); #define ngx_free free #endif /* _NGX_ALLOC_H_INCLUDED_ */