Mercurial > hg > nginx
annotate src/http/ngx_http_variables.h @ 4034:e2c075e774b6
Cache size accounting fix: actual cache size on disk was less than
needed by sum of sizes of files loaded by worker processes themselves
while cache loader was running.
The bug has been introduced in r3900.
| author | Igor Sysoev <igor@sysoev.ru> |
|---|---|
| date | Thu, 25 Aug 2011 17:29:34 +0000 |
| parents | fa4612bfb9fa |
| children | d620f497c50f |
| rev | line source |
|---|---|
| 499 | 1 |
| 2 /* | |
| 3 * Copyright (C) Igor Sysoev | |
| 4 */ | |
| 5 | |
| 6 | |
| 7 #ifndef _NGX_HTTP_VARIABLES_H_INCLUDED_ | |
| 8 #define _NGX_HTTP_VARIABLES_H_INCLUDED_ | |
| 9 | |
| 10 | |
| 11 #include <ngx_config.h> | |
| 12 #include <ngx_core.h> | |
| 13 #include <ngx_http.h> | |
| 14 | |
| 15 | |
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16 typedef ngx_variable_value_t ngx_http_variable_value_t; |
| 499 | 17 |
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18 #define ngx_http_variable(v) { sizeof(v) - 1, 1, 0, 0, 0, (u_char *) v } |
| 573 | 19 |
| 499 | 20 typedef struct ngx_http_variable_s ngx_http_variable_t; |
| 21 | |
| 637 | 22 typedef void (*ngx_http_set_variable_pt) (ngx_http_request_t *r, |
| 23 ngx_http_variable_value_t *v, uintptr_t data); | |
| 573 | 24 typedef ngx_int_t (*ngx_http_get_variable_pt) (ngx_http_request_t *r, |
| 25 ngx_http_variable_value_t *v, uintptr_t data); | |
| 499 | 26 |
| 27 | |
| 1565 | 28 #define NGX_HTTP_VAR_CHANGEABLE 1 |
| 29 #define NGX_HTTP_VAR_NOCACHEABLE 2 | |
| 30 #define NGX_HTTP_VAR_INDEXED 4 | |
| 31 #define NGX_HTTP_VAR_NOHASH 8 | |
| 509 | 32 |
| 33 | |
| 499 | 34 struct ngx_http_variable_s { |
| 573 | 35 ngx_str_t name; /* must be first to build the hash */ |
| 637 | 36 ngx_http_set_variable_pt set_handler; |
| 37 ngx_http_get_variable_pt get_handler; | |
| 573 | 38 uintptr_t data; |
| 39 ngx_uint_t flags; | |
| 40 ngx_uint_t index; | |
| 499 | 41 }; |
| 42 | |
| 43 | |
| 501 | 44 ngx_http_variable_t *ngx_http_add_variable(ngx_conf_t *cf, ngx_str_t *name, |
| 509 | 45 ngx_uint_t flags); |
| 46 ngx_int_t ngx_http_get_variable_index(ngx_conf_t *cf, ngx_str_t *name); | |
| 499 | 47 ngx_http_variable_value_t *ngx_http_get_indexed_variable(ngx_http_request_t *r, |
| 48 ngx_uint_t index); | |
| 573 | 49 ngx_http_variable_value_t *ngx_http_get_flushed_variable(ngx_http_request_t *r, |
| 50 ngx_uint_t index); | |
| 51 | |
| 499 | 52 ngx_http_variable_value_t *ngx_http_get_variable(ngx_http_request_t *r, |
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53 ngx_str_t *name, ngx_uint_t key); |
| 509 | 54 |
| 1162 | 55 ngx_int_t ngx_http_variable_unknown_header(ngx_http_variable_value_t *v, |
| 56 ngx_str_t *var, ngx_list_part_t *part, size_t prefix); | |
| 57 | |
| 58 | |
| 573 | 59 #define ngx_http_clear_variable(r, index) r->variables0[index].text.data = NULL; |
| 60 | |
| 61 | |
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62 #if (NGX_PCRE) |
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63 |
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64 typedef struct { |
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65 ngx_uint_t capture; |
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66 ngx_int_t index; |
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67 } ngx_http_regex_variable_t; |
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68 |
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69 |
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70 typedef struct { |
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71 ngx_regex_t *regex; |
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72 ngx_uint_t ncaptures; |
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73 ngx_http_regex_variable_t *variables; |
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74 ngx_uint_t nvariables; |
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75 ngx_str_t name; |
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76 } ngx_http_regex_t; |
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77 |
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78 |
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79 typedef struct { |
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80 ngx_http_regex_t *regex; |
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81 void *value; |
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82 } ngx_http_map_regex_t; |
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83 |
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84 |
| 3325 | 85 ngx_http_regex_t *ngx_http_regex_compile(ngx_conf_t *cf, |
| 86 ngx_regex_compile_t *rc); | |
| 87 ngx_int_t ngx_http_regex_exec(ngx_http_request_t *r, ngx_http_regex_t *re, | |
| 88 ngx_str_t *s); | |
| 89 | |
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90 #endif |
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91 |
| 3325 | 92 |
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93 typedef struct { |
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94 ngx_hash_combined_t hash; |
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95 #if (NGX_PCRE) |
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96 ngx_http_map_regex_t *regex; |
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97 ngx_uint_t nregex; |
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98 #endif |
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99 } ngx_http_map_t; |
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100 |
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101 |
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102 void *ngx_http_map_find(ngx_http_request_t *r, ngx_http_map_t *map, |
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103 ngx_str_t *match); |
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104 |
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105 |
| 509 | 106 ngx_int_t ngx_http_variables_add_core_vars(ngx_conf_t *cf); |
| 107 ngx_int_t ngx_http_variables_init_vars(ngx_conf_t *cf); | |
| 499 | 108 |
| 109 | |
| 577 | 110 extern ngx_http_variable_value_t ngx_http_variable_null_value; |
| 111 extern ngx_http_variable_value_t ngx_http_variable_true_value; | |
| 112 | |
| 113 | |
| 499 | 114 #endif /* _NGX_HTTP_VARIABLES_H_INCLUDED_ */ |