2004-09-28 16:34:51 +08:00
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/*
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2004-09-30 00:00:49 +08:00
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* Copyright (C) Igor Sysoev
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2004-09-28 16:34:51 +08:00
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*/
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2004-06-17 03:36:07 +08:00
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#ifndef _NGX_SLAB_H_INCLUDED_
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#define _NGX_SLAB_H_INCLUDED_
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#include <ngx_config.h>
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#include <ngx_core.h>
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2006-11-20 16:51:45 +08:00
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typedef struct ngx_slab_page_s ngx_slab_page_t;
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2004-06-17 03:36:07 +08:00
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2006-11-20 16:51:45 +08:00
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struct ngx_slab_page_s {
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uintptr_t slab;
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ngx_slab_page_t *next;
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uintptr_t prev;
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2004-06-17 03:36:07 +08:00
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};
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typedef struct {
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2011-11-23 21:55:38 +08:00
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ngx_shmtx_sh_t lock;
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2006-11-20 16:51:45 +08:00
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size_t min_size;
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size_t min_shift;
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2004-06-17 03:36:07 +08:00
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2006-11-20 16:51:45 +08:00
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ngx_slab_page_t *pages;
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ngx_slab_page_t free;
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2004-06-17 03:36:07 +08:00
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2006-11-20 16:51:45 +08:00
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u_char *start;
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u_char *end;
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ngx_shmtx_t mutex;
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2009-03-28 01:00:42 +08:00
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u_char *log_ctx;
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u_char zero;
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2009-04-19 03:27:28 +08:00
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void *data;
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2009-06-02 21:57:59 +08:00
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void *addr;
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2004-06-17 03:36:07 +08:00
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} ngx_slab_pool_t;
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2006-11-20 16:51:45 +08:00
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void ngx_slab_init(ngx_slab_pool_t *pool);
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void *ngx_slab_alloc(ngx_slab_pool_t *pool, size_t size);
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2007-01-03 07:10:42 +08:00
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void *ngx_slab_alloc_locked(ngx_slab_pool_t *pool, size_t size);
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2006-11-20 16:51:45 +08:00
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void ngx_slab_free(ngx_slab_pool_t *pool, void *p);
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2007-01-03 07:10:42 +08:00
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void ngx_slab_free_locked(ngx_slab_pool_t *pool, void *p);
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2006-11-20 16:51:45 +08:00
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2004-06-17 03:36:07 +08:00
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#endif /* _NGX_SLAB_H_INCLUDED_ */
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