ngx_shmem.h revision e18a033b
1
2/*
3 * Copyright (C) Igor Sysoev
4 * Copyright (C) Nginx, Inc.
5 */
6
7
8#ifndef _NGX_SHMEM_H_INCLUDED_
9#define _NGX_SHMEM_H_INCLUDED_
10
11
12#include <ngx_config.h>
13#include <ngx_core.h>
14
15
16typedef struct {
17    u_char      *addr;
18    size_t       size;
19    ngx_str_t    name;
20    HANDLE       handle;
21    ngx_log_t   *log;
22    ngx_uint_t   exists;   /* unsigned  exists:1;  */
23} ngx_shm_t;
24
25
26ngx_int_t ngx_shm_alloc(ngx_shm_t *shm);
27ngx_int_t ngx_shm_remap(ngx_shm_t *shm, u_char *addr);
28void ngx_shm_free(ngx_shm_t *shm);
29
30extern ngx_uint_t  ngx_allocation_granularity;
31
32
33#endif /* _NGX_SHMEM_H_INCLUDED_ */
34