Mercurial > hg > nginx-quic
annotate src/core/ngx_file.h @ 1644:b83c232da4e1
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author | Igor Sysoev <igor@sysoev.ru> |
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date | Thu, 15 Nov 2007 15:42:39 +0000 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
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4 */ |
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7 #ifndef _NGX_FILE_H_INCLUDED_ |
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8 #define _NGX_FILE_H_INCLUDED_ |
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11 #include <ngx_config.h> |
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12 #include <ngx_core.h> |
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14 typedef struct ngx_path_s ngx_path_t; |
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16 #include <ngx_garbage_collector.h> |
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19 struct ngx_file_s { |
467 | 20 ngx_fd_t fd; |
21 ngx_str_t name; | |
22 ngx_file_info_t info; | |
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467 | 24 off_t offset; |
25 off_t sys_offset; | |
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467 | 27 ngx_log_t *log; |
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499 | 29 ngx_uint_t valid_info; /* unsigned valid_info:1; */ |
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30 }; |
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32 #define NGX_MAX_PATH_LEVEL 3 |
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34 struct ngx_path_s { |
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35 ngx_str_t name; |
517 | 36 size_t len; |
37 size_t level[3]; | |
479 | 38 ngx_gc_handler_pt cleaner; |
467 | 39 |
40 u_char *conf_file; | |
41 ngx_uint_t line; | |
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42 }; |
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45 typedef struct { |
467 | 46 ngx_file_t file; |
47 off_t offset; | |
48 ngx_path_t *path; | |
49 ngx_pool_t *pool; | |
50 char *warn; | |
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51 |
1046 | 52 ngx_uint_t access; |
633 | 53 |
637 | 54 unsigned log_level:8; |
467 | 55 unsigned persistent:1; |
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56 unsigned clean:1; |
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57 } ngx_temp_file_t; |
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956 | 60 typedef struct ngx_tree_ctx_s ngx_tree_ctx_t; |
61 | |
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62 typedef ngx_int_t (*ngx_tree_init_handler_pt) (void *ctx, void *prev); |
956 | 63 typedef ngx_int_t (*ngx_tree_handler_pt) (ngx_tree_ctx_t *ctx, ngx_str_t *name); |
64 | |
65 struct ngx_tree_ctx_s { | |
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66 off_t size; |
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67 ngx_uint_t access; |
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68 time_t mtime; |
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69 |
956 | 70 ngx_tree_init_handler_pt init_handler; |
71 ngx_tree_handler_pt file_handler; | |
72 ngx_tree_handler_pt pre_tree_handler; | |
73 ngx_tree_handler_pt post_tree_handler; | |
74 ngx_tree_handler_pt spec_handler; | |
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956 | 76 void *data; |
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77 size_t alloc; |
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78 |
956 | 79 ngx_log_t *log; |
80 }; | |
81 | |
82 | |
467 | 83 ssize_t ngx_write_chain_to_temp_file(ngx_temp_file_t *tf, ngx_chain_t *chain); |
84 ngx_int_t ngx_create_temp_file(ngx_file_t *file, ngx_path_t *path, | |
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85 ngx_pool_t *pool, ngx_uint_t persistent, ngx_uint_t clean, |
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86 ngx_uint_t access); |
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87 void ngx_create_hashed_filename(ngx_file_t *file, ngx_path_t *path); |
467 | 88 ngx_int_t ngx_create_path(ngx_file_t *file, ngx_path_t *path); |
669 | 89 ngx_err_t ngx_create_full_path(u_char *dir, ngx_uint_t access); |
479 | 90 ngx_int_t ngx_add_path(ngx_conf_t *cf, ngx_path_t **slot); |
467 | 91 ngx_int_t ngx_create_pathes(ngx_cycle_t *cycle, ngx_uid_t user); |
956 | 92 ngx_int_t ngx_walk_tree(ngx_tree_ctx_t *ctx, ngx_str_t *tree); |
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499 | 94 void ngx_init_temp_number(void); |
495 | 95 ngx_atomic_uint_t ngx_next_temp_number(ngx_uint_t collision); |
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97 char *ngx_conf_set_path_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); |
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98 char *ngx_conf_set_access_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); |
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479 | 101 #define ngx_conf_merge_path_value(curr, prev, path, l1, l2, l3, clean, cf) \ |
102 if (curr == NULL) { \ | |
103 if (prev == NULL) { \ | |
501 | 104 curr = ngx_palloc(cf->pool, sizeof(ngx_path_t)); \ |
105 if (curr == NULL) { \ | |
479 | 106 return NGX_CONF_ERROR; \ |
107 } \ | |
108 \ | |
109 curr->name.len = sizeof(path) - 1; \ | |
110 curr->name.data = (u_char *) path; \ | |
111 \ | |
1352 | 112 if (ngx_conf_full_name(cf->cycle, &curr->name, 0) == NGX_ERROR) { \ |
479 | 113 return NGX_CONF_ERROR; \ |
114 } \ | |
115 \ | |
116 curr->level[0] = l1; \ | |
117 curr->level[1] = l2; \ | |
118 curr->level[2] = l3; \ | |
119 curr->len = l1 + l2 + l3 + (l1 ? 1:0) + (l2 ? 1:0) + (l3 ? 1:0); \ | |
120 curr->cleaner = clean; \ | |
121 curr->conf_file = NULL; \ | |
122 \ | |
123 if (ngx_add_path(cf, &curr) == NGX_ERROR) { \ | |
124 return NGX_CONF_ERROR; \ | |
125 } \ | |
126 \ | |
127 } else { \ | |
128 curr = prev; \ | |
129 } \ | |
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130 } |
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134 #endif /* _NGX_FILE_H_INCLUDED_ */ |