|
332
|
1
|
|
|
2 /*
|
|
|
3 * Copyright (C) Igor Sysoev
|
|
660
|
4 * Copyright (C) Nginx, Inc.
|
|
332
|
5 */
|
|
|
6
|
|
|
7
|
|
|
8 #include <ngx_config.h>
|
|
|
9 #include <ngx_core.h>
|
|
|
10
|
|
|
11
|
|
|
12 #ifndef _NGX_OPEN_FILE_CACHE_H_INCLUDED_
|
|
|
13 #define _NGX_OPEN_FILE_CACHE_H_INCLUDED_
|
|
|
14
|
|
|
15
|
|
416
|
16 #define NGX_OPEN_FILE_DIRECTIO_OFF NGX_MAX_OFF_T_VALUE
|
|
|
17
|
|
|
18
|
|
332
|
19 typedef struct {
|
|
|
20 ngx_fd_t fd;
|
|
|
21 ngx_file_uniq_t uniq;
|
|
|
22 time_t mtime;
|
|
|
23 off_t size;
|
|
622
|
24 off_t fs_size;
|
|
390
|
25 off_t directio;
|
|
532
|
26 size_t read_ahead;
|
|
482
|
27
|
|
332
|
28 ngx_err_t err;
|
|
482
|
29 char *failed;
|
|
332
|
30
|
|
358
|
31 time_t valid;
|
|
|
32
|
|
|
33 ngx_uint_t min_uses;
|
|
332
|
34
|
|
|
35 unsigned test_dir:1;
|
|
482
|
36 unsigned test_only:1;
|
|
384
|
37 unsigned log:1;
|
|
332
|
38 unsigned errors:1;
|
|
|
39 unsigned events:1;
|
|
|
40
|
|
|
41 unsigned is_dir:1;
|
|
|
42 unsigned is_file:1;
|
|
|
43 unsigned is_link:1;
|
|
|
44 unsigned is_exec:1;
|
|
406
|
45 unsigned is_directio:1;
|
|
332
|
46 } ngx_open_file_info_t;
|
|
|
47
|
|
|
48
|
|
|
49 typedef struct ngx_cached_open_file_s ngx_cached_open_file_t;
|
|
|
50
|
|
|
51 struct ngx_cached_open_file_s {
|
|
|
52 ngx_rbtree_node_t node;
|
|
358
|
53 ngx_queue_t queue;
|
|
332
|
54
|
|
|
55 u_char *name;
|
|
|
56 time_t created;
|
|
|
57 time_t accessed;
|
|
|
58
|
|
|
59 ngx_fd_t fd;
|
|
|
60 ngx_file_uniq_t uniq;
|
|
|
61 time_t mtime;
|
|
|
62 off_t size;
|
|
|
63 ngx_err_t err;
|
|
|
64
|
|
358
|
65 uint32_t uses;
|
|
|
66
|
|
332
|
67 unsigned count:24;
|
|
|
68 unsigned close:1;
|
|
358
|
69 unsigned use_event:1;
|
|
332
|
70
|
|
|
71 unsigned is_dir:1;
|
|
|
72 unsigned is_file:1;
|
|
|
73 unsigned is_link:1;
|
|
|
74 unsigned is_exec:1;
|
|
410
|
75 unsigned is_directio:1;
|
|
332
|
76
|
|
|
77 ngx_event_t *event;
|
|
|
78 };
|
|
|
79
|
|
|
80
|
|
|
81 typedef struct {
|
|
|
82 ngx_rbtree_t rbtree;
|
|
358
|
83 ngx_rbtree_node_t sentinel;
|
|
|
84 ngx_queue_t expire_queue;
|
|
332
|
85
|
|
|
86 ngx_uint_t current;
|
|
|
87 ngx_uint_t max;
|
|
|
88 time_t inactive;
|
|
|
89 } ngx_open_file_cache_t;
|
|
|
90
|
|
|
91
|
|
|
92 typedef struct {
|
|
|
93 ngx_open_file_cache_t *cache;
|
|
|
94 ngx_cached_open_file_t *file;
|
|
358
|
95 ngx_uint_t min_uses;
|
|
332
|
96 ngx_log_t *log;
|
|
|
97 } ngx_open_file_cache_cleanup_t;
|
|
|
98
|
|
|
99
|
|
|
100 typedef struct {
|
|
|
101
|
|
|
102 /* ngx_connection_t stub to allow use c->fd as event ident */
|
|
|
103 void *data;
|
|
|
104 ngx_event_t *read;
|
|
|
105 ngx_event_t *write;
|
|
|
106 ngx_fd_t fd;
|
|
|
107
|
|
|
108 ngx_cached_open_file_t *file;
|
|
|
109 ngx_open_file_cache_t *cache;
|
|
|
110 } ngx_open_file_cache_event_t;
|
|
|
111
|
|
|
112
|
|
|
113 ngx_open_file_cache_t *ngx_open_file_cache_init(ngx_pool_t *pool,
|
|
|
114 ngx_uint_t max, time_t inactive);
|
|
|
115 ngx_int_t ngx_open_cached_file(ngx_open_file_cache_t *cache, ngx_str_t *name,
|
|
|
116 ngx_open_file_info_t *of, ngx_pool_t *pool);
|
|
|
117
|
|
|
118
|
|
|
119 #endif /* _NGX_OPEN_FILE_CACHE_H_INCLUDED_ */
|
