Mercurial > hg > nginx-vendor-0-8
comparison src/core/ngx_file.h @ 0:f0b350454894 NGINX_0_1_0
nginx 0.1.0
*) The first public version.
author | Igor Sysoev <http://sysoev.ru> |
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date | Mon, 04 Oct 2004 00:00:00 +0400 |
parents | |
children | 80ba094c6b3e |
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-1:000000000000 | 0:f0b350454894 |
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1 | |
2 /* | |
3 * Copyright (C) Igor Sysoev | |
4 */ | |
5 | |
6 | |
7 #ifndef _NGX_FILE_H_INCLUDED_ | |
8 #define _NGX_FILE_H_INCLUDED_ | |
9 | |
10 | |
11 #include <ngx_config.h> | |
12 #include <ngx_core.h> | |
13 | |
14 typedef struct ngx_path_s ngx_path_t; | |
15 | |
16 #include <ngx_garbage_collector.h> | |
17 | |
18 | |
19 struct ngx_file_s { | |
20 ngx_fd_t fd; | |
21 ngx_str_t name; | |
22 ngx_file_info_t info; | |
23 | |
24 off_t offset; | |
25 off_t sys_offset; | |
26 | |
27 ngx_log_t *log; | |
28 | |
29 unsigned info_valid:1; | |
30 }; | |
31 | |
32 #define NGX_MAX_PATH_LEVEL 3 | |
33 | |
34 struct ngx_path_s { | |
35 ngx_str_t name; | |
36 u_int len; | |
37 u_int level[3]; | |
38 ngx_gc_handler_pt gc_handler; | |
39 }; | |
40 | |
41 | |
42 typedef struct { | |
43 ngx_file_t file; | |
44 off_t offset; | |
45 ngx_path_t *path; | |
46 ngx_pool_t *pool; | |
47 char *warn; | |
48 | |
49 unsigned persistent:1; | |
50 } ngx_temp_file_t; | |
51 | |
52 | |
53 int ngx_write_chain_to_temp_file(ngx_temp_file_t *tf, ngx_chain_t *chain); | |
54 int ngx_create_temp_file(ngx_file_t *file, ngx_path_t *path, | |
55 ngx_pool_t *pool, int persistent); | |
56 void ngx_create_hashed_filename(ngx_file_t *file, ngx_path_t *path); | |
57 int ngx_create_path(ngx_file_t *file, ngx_path_t *path); | |
58 | |
59 void ngx_init_temp_number(); | |
60 ngx_uint_t ngx_next_temp_number(ngx_uint_t collision); | |
61 | |
62 char *ngx_conf_set_path_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); | |
63 | |
64 | |
65 #define ngx_conf_merge_path_value(conf, prev, path, l1, l2, l3, pool) \ | |
66 if (conf == NULL) { \ | |
67 if (prev == NULL) { \ | |
68 ngx_test_null(conf, ngx_palloc(pool, sizeof(ngx_path_t)), NULL); \ | |
69 conf->name.len = sizeof(path) - 1; \ | |
70 conf->name.data = (u_char *) path; \ | |
71 conf->level[0] = l1; \ | |
72 conf->level[1] = l2; \ | |
73 conf->level[2] = l3; \ | |
74 conf->len = l1 + l2 + l3 + (l1 ? 1:0) + (l2 ? 1:0) + (l3 ? 1:0); \ | |
75 } else { \ | |
76 conf = prev; \ | |
77 } \ | |
78 } | |
79 | |
80 | |
81 | |
82 #endif /* _NGX_FILE_H_INCLUDED_ */ |