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> |
|---|---|
| date | Fri, 12 Sep 2008 13:39:51 +0000 |
| parents | 8564129d49b6 |
| children | 732bf367dc08 |
| rev | line source |
|---|---|
| 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
|
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_ */ |