annotate src/core/ngx_file.h @ 218:1bf60f8c5c9e NGINX_0_3_56

nginx 0.3.56 *) Feature: the "dav_access" directive. *) Feature: the "if" directive supports the "-d", "!-d", "-e", "!-e", "-x", and "!-x" operators. *) Bugfix: a segmentation fault occurred if an request returned an redirect and some sent to client header lines were logged in the access log.
author Igor Sysoev <http://sysoev.ru>
date Fri, 04 Aug 2006 00:00:00 +0400
parents 54aabf2b0bc6
children 29a6403156b0
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
0
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
2 /*
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
3 * Copyright (C) Igor Sysoev
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
4 */
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
5
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
6
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
7 #ifndef _NGX_FILE_H_INCLUDED_
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
8 #define _NGX_FILE_H_INCLUDED_
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
9
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
10
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
11 #include <ngx_config.h>
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
12 #include <ngx_core.h>
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
13
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
14 typedef struct ngx_path_s ngx_path_t;
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
15
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
16 #include <ngx_garbage_collector.h>
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
17
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
18
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
19 struct ngx_file_s {
16
74b1868dd3cd nginx 0.1.8
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
20 ngx_fd_t fd;
74b1868dd3cd nginx 0.1.8
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
21 ngx_str_t name;
74b1868dd3cd nginx 0.1.8
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
22 ngx_file_info_t info;
0
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
23
16
74b1868dd3cd nginx 0.1.8
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
24 off_t offset;
74b1868dd3cd nginx 0.1.8
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
25 off_t sys_offset;
0
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
26
16
74b1868dd3cd nginx 0.1.8
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
27 ngx_log_t *log;
0
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
28
48
6cfc63e68377 nginx 0.1.24
Igor Sysoev <http://sysoev.ru>
parents: 44
diff changeset
29 ngx_uint_t valid_info; /* unsigned valid_info:1; */
0
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
30 };
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
31
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
32 #define NGX_MAX_PATH_LEVEL 3
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
33
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
34 struct ngx_path_s {
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
35 ngx_str_t name;
66
818201e5a553 nginx 0.1.33
Igor Sysoev <http://sysoev.ru>
parents: 50
diff changeset
36 size_t len;
818201e5a553 nginx 0.1.33
Igor Sysoev <http://sysoev.ru>
parents: 50
diff changeset
37 size_t level[3];
28
7ca9bdc82b3f nginx 0.1.14
Igor Sysoev <http://sysoev.ru>
parents: 16
diff changeset
38 ngx_gc_handler_pt cleaner;
16
74b1868dd3cd nginx 0.1.8
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
39
74b1868dd3cd nginx 0.1.8
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
40 u_char *conf_file;
74b1868dd3cd nginx 0.1.8
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
41 ngx_uint_t line;
0
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
42 };
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
43
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
44
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
45 typedef struct {
16
74b1868dd3cd nginx 0.1.8
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
46 ngx_file_t file;
74b1868dd3cd nginx 0.1.8
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
47 off_t offset;
74b1868dd3cd nginx 0.1.8
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
48 ngx_path_t *path;
74b1868dd3cd nginx 0.1.8
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
49 ngx_pool_t *pool;
74b1868dd3cd nginx 0.1.8
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
50 char *warn;
0
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
51
182
13710a1813ad nginx 0.3.38
Igor Sysoev <http://sysoev.ru>
parents: 110
diff changeset
52 ngx_uint_t mode;
13710a1813ad nginx 0.3.38
Igor Sysoev <http://sysoev.ru>
parents: 110
diff changeset
53
186
54aabf2b0bc6 nginx 0.3.40
Igor Sysoev <http://sysoev.ru>
parents: 182
diff changeset
54 unsigned log_level:8;
16
74b1868dd3cd nginx 0.1.8
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
55 unsigned persistent:1;
0
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
56 } ngx_temp_file_t;
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
57
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
58
16
74b1868dd3cd nginx 0.1.8
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
59 ssize_t ngx_write_chain_to_temp_file(ngx_temp_file_t *tf, ngx_chain_t *chain);
74b1868dd3cd nginx 0.1.8
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
60 ngx_int_t ngx_create_temp_file(ngx_file_t *file, ngx_path_t *path,
182
13710a1813ad nginx 0.3.38
Igor Sysoev <http://sysoev.ru>
parents: 110
diff changeset
61 ngx_pool_t *pool, ngx_uint_t persistent,ngx_uint_t mode);
0
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
62 void ngx_create_hashed_filename(ngx_file_t *file, ngx_path_t *path);
16
74b1868dd3cd nginx 0.1.8
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
63 ngx_int_t ngx_create_path(ngx_file_t *file, ngx_path_t *path);
218
1bf60f8c5c9e nginx 0.3.56
Igor Sysoev <http://sysoev.ru>
parents: 186
diff changeset
64 ngx_err_t ngx_create_full_path(u_char *dir, ngx_uint_t access);
28
7ca9bdc82b3f nginx 0.1.14
Igor Sysoev <http://sysoev.ru>
parents: 16
diff changeset
65 ngx_int_t ngx_add_path(ngx_conf_t *cf, ngx_path_t **slot);
16
74b1868dd3cd nginx 0.1.8
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
66 ngx_int_t ngx_create_pathes(ngx_cycle_t *cycle, ngx_uid_t user);
0
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
67
48
6cfc63e68377 nginx 0.1.24
Igor Sysoev <http://sysoev.ru>
parents: 44
diff changeset
68 void ngx_init_temp_number(void);
44
4989c3d25945 nginx 0.1.22
Igor Sysoev <http://sysoev.ru>
parents: 42
diff changeset
69 ngx_atomic_uint_t ngx_next_temp_number(ngx_uint_t collision);
0
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
70
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
71 char *ngx_conf_set_path_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf);
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
72
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
73
28
7ca9bdc82b3f nginx 0.1.14
Igor Sysoev <http://sysoev.ru>
parents: 16
diff changeset
74 #define ngx_conf_merge_path_value(curr, prev, path, l1, l2, l3, clean, cf) \
7ca9bdc82b3f nginx 0.1.14
Igor Sysoev <http://sysoev.ru>
parents: 16
diff changeset
75 if (curr == NULL) { \
7ca9bdc82b3f nginx 0.1.14
Igor Sysoev <http://sysoev.ru>
parents: 16
diff changeset
76 if (prev == NULL) { \
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents: 48
diff changeset
77 curr = ngx_palloc(cf->pool, sizeof(ngx_path_t)); \
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents: 48
diff changeset
78 if (curr == NULL) { \
28
7ca9bdc82b3f nginx 0.1.14
Igor Sysoev <http://sysoev.ru>
parents: 16
diff changeset
79 return NGX_CONF_ERROR; \
7ca9bdc82b3f nginx 0.1.14
Igor Sysoev <http://sysoev.ru>
parents: 16
diff changeset
80 } \
7ca9bdc82b3f nginx 0.1.14
Igor Sysoev <http://sysoev.ru>
parents: 16
diff changeset
81 \
7ca9bdc82b3f nginx 0.1.14
Igor Sysoev <http://sysoev.ru>
parents: 16
diff changeset
82 curr->name.len = sizeof(path) - 1; \
7ca9bdc82b3f nginx 0.1.14
Igor Sysoev <http://sysoev.ru>
parents: 16
diff changeset
83 curr->name.data = (u_char *) path; \
7ca9bdc82b3f nginx 0.1.14
Igor Sysoev <http://sysoev.ru>
parents: 16
diff changeset
84 \
7ca9bdc82b3f nginx 0.1.14
Igor Sysoev <http://sysoev.ru>
parents: 16
diff changeset
85 if (ngx_conf_full_name(cf->cycle, &curr->name) == NGX_ERROR) { \
7ca9bdc82b3f nginx 0.1.14
Igor Sysoev <http://sysoev.ru>
parents: 16
diff changeset
86 return NGX_CONF_ERROR; \
7ca9bdc82b3f nginx 0.1.14
Igor Sysoev <http://sysoev.ru>
parents: 16
diff changeset
87 } \
7ca9bdc82b3f nginx 0.1.14
Igor Sysoev <http://sysoev.ru>
parents: 16
diff changeset
88 \
7ca9bdc82b3f nginx 0.1.14
Igor Sysoev <http://sysoev.ru>
parents: 16
diff changeset
89 curr->level[0] = l1; \
7ca9bdc82b3f nginx 0.1.14
Igor Sysoev <http://sysoev.ru>
parents: 16
diff changeset
90 curr->level[1] = l2; \
7ca9bdc82b3f nginx 0.1.14
Igor Sysoev <http://sysoev.ru>
parents: 16
diff changeset
91 curr->level[2] = l3; \
7ca9bdc82b3f nginx 0.1.14
Igor Sysoev <http://sysoev.ru>
parents: 16
diff changeset
92 curr->len = l1 + l2 + l3 + (l1 ? 1:0) + (l2 ? 1:0) + (l3 ? 1:0); \
7ca9bdc82b3f nginx 0.1.14
Igor Sysoev <http://sysoev.ru>
parents: 16
diff changeset
93 curr->cleaner = clean; \
7ca9bdc82b3f nginx 0.1.14
Igor Sysoev <http://sysoev.ru>
parents: 16
diff changeset
94 curr->conf_file = NULL; \
7ca9bdc82b3f nginx 0.1.14
Igor Sysoev <http://sysoev.ru>
parents: 16
diff changeset
95 \
7ca9bdc82b3f nginx 0.1.14
Igor Sysoev <http://sysoev.ru>
parents: 16
diff changeset
96 if (ngx_add_path(cf, &curr) == NGX_ERROR) { \
7ca9bdc82b3f nginx 0.1.14
Igor Sysoev <http://sysoev.ru>
parents: 16
diff changeset
97 return NGX_CONF_ERROR; \
7ca9bdc82b3f nginx 0.1.14
Igor Sysoev <http://sysoev.ru>
parents: 16
diff changeset
98 } \
7ca9bdc82b3f nginx 0.1.14
Igor Sysoev <http://sysoev.ru>
parents: 16
diff changeset
99 \
7ca9bdc82b3f nginx 0.1.14
Igor Sysoev <http://sysoev.ru>
parents: 16
diff changeset
100 } else { \
7ca9bdc82b3f nginx 0.1.14
Igor Sysoev <http://sysoev.ru>
parents: 16
diff changeset
101 curr = prev; \
7ca9bdc82b3f nginx 0.1.14
Igor Sysoev <http://sysoev.ru>
parents: 16
diff changeset
102 } \
0
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
103 }
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
104
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
105
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
106
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
107 #endif /* _NGX_FILE_H_INCLUDED_ */