Mercurial > hg > nginx
annotate src/core/ngx_open_file_cache.h @ 2246:987831d73bd8
cache directio flag in open file cache
author | Igor Sysoev <igor@sysoev.ru> |
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date | Fri, 12 Sep 2008 13:39:51 +0000 |
parents | 8564129d49b6 |
children | 732bf367dc08 |
rev | line source |
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1453 | 1 |
2 /* | |
3 * Copyright (C) Igor Sysoev | |
4 */ | |
5 | |
6 | |
7 #include <ngx_config.h> | |
8 #include <ngx_core.h> | |
9 | |
10 | |
11 #ifndef _NGX_OPEN_FILE_CACHE_H_INCLUDED_ | |
12 #define _NGX_OPEN_FILE_CACHE_H_INCLUDED_ | |
13 | |
14 | |
15 typedef struct { | |
16 ngx_fd_t fd; | |
17 ngx_file_uniq_t uniq; | |
18 time_t mtime; | |
19 off_t size; | |
2129 | 20 off_t directio; |
1453 | 21 ngx_err_t err; |
22 | |
1767
c42431762903
open_file_cache_retest > open_file_cache_valid
Igor Sysoev <igor@sysoev.ru>
parents:
1765
diff
changeset
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23 time_t valid; |
1453 | 24 |
1772 | 25 ngx_uint_t min_uses; |
26 | |
1453 | 27 unsigned test_dir:1; |
2072 | 28 unsigned log:1; |
1453 | 29 unsigned errors:1; |
1457 | 30 unsigned events:1; |
1453 | 31 |
32 unsigned is_dir:1; | |
33 unsigned is_file:1; | |
34 unsigned is_link:1; | |
35 unsigned is_exec:1; | |
2231
8564129d49b6
*) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
36 unsigned is_directio:1; |
1453 | 37 } ngx_open_file_info_t; |
38 | |
39 | |
40 typedef struct ngx_cached_open_file_s ngx_cached_open_file_t; | |
41 | |
42 struct ngx_cached_open_file_s { | |
43 ngx_rbtree_node_t node; | |
1765 | 44 ngx_queue_t queue; |
1453 | 45 |
46 u_char *name; | |
47 time_t created; | |
48 time_t accessed; | |
49 | |
50 ngx_fd_t fd; | |
51 ngx_file_uniq_t uniq; | |
52 time_t mtime; | |
53 off_t size; | |
54 ngx_err_t err; | |
55 | |
1772 | 56 uint32_t uses; |
57 | |
1453 | 58 unsigned count:24; |
59 unsigned close:1; | |
1775 | 60 unsigned use_event:1; |
1453 | 61 |
62 unsigned is_dir:1; | |
63 unsigned is_file:1; | |
64 unsigned is_link:1; | |
65 unsigned is_exec:1; | |
2246
987831d73bd8
cache directio flag in open file cache
Igor Sysoev <igor@sysoev.ru>
parents:
2231
diff
changeset
|
66 unsigned is_directio:1; |
1453 | 67 |
68 ngx_event_t *event; | |
69 }; | |
70 | |
71 | |
72 typedef struct { | |
73 ngx_rbtree_t rbtree; | |
1761 | 74 ngx_rbtree_node_t sentinel; |
1765 | 75 ngx_queue_t expire_queue; |
1453 | 76 |
77 ngx_uint_t current; | |
78 ngx_uint_t max; | |
79 time_t inactive; | |
80 } ngx_open_file_cache_t; | |
81 | |
82 | |
83 typedef struct { | |
84 ngx_open_file_cache_t *cache; | |
85 ngx_cached_open_file_t *file; | |
1772 | 86 ngx_uint_t min_uses; |
1453 | 87 ngx_log_t *log; |
88 } ngx_open_file_cache_cleanup_t; | |
89 | |
90 | |
91 typedef struct { | |
92 | |
93 /* ngx_connection_t stub to allow use c->fd as event ident */ | |
94 void *data; | |
95 ngx_event_t *read; | |
96 ngx_event_t *write; | |
97 ngx_fd_t fd; | |
98 | |
99 ngx_cached_open_file_t *file; | |
100 ngx_open_file_cache_t *cache; | |
101 } ngx_open_file_cache_event_t; | |
102 | |
103 | |
104 ngx_open_file_cache_t *ngx_open_file_cache_init(ngx_pool_t *pool, | |
105 ngx_uint_t max, time_t inactive); | |
106 ngx_int_t ngx_open_cached_file(ngx_open_file_cache_t *cache, ngx_str_t *name, | |
107 ngx_open_file_info_t *of, ngx_pool_t *pool); | |
108 | |
109 | |
110 #endif /* _NGX_OPEN_FILE_CACHE_H_INCLUDED_ */ |