Mercurial > hg > nginx
annotate src/http/ngx_http_variables.h @ 6745:93121485c39b
Upstream: hide_headers_hash handling at http level.
When headers to hide are set at the "http" level and not redefined in
a server block, we now preserve compiled headers hash into the "http"
section configuration to inherit this hash to all servers.
| author | Maxim Dounin <mdounin@mdounin.ru> |
|---|---|
| date | Fri, 14 Oct 2016 19:48:26 +0300 |
| parents | a33b8c3aa975 |
| children | d2b2ff157da5 |
| rev | line source |
|---|---|
| 499 | 1 |
| 2 /* | |
| 3 * Copyright (C) Igor Sysoev | |
| 4412 | 4 * Copyright (C) Nginx, Inc. |
| 499 | 5 */ |
| 6 | |
| 7 | |
| 8 #ifndef _NGX_HTTP_VARIABLES_H_INCLUDED_ | |
| 9 #define _NGX_HTTP_VARIABLES_H_INCLUDED_ | |
| 10 | |
| 11 | |
| 12 #include <ngx_config.h> | |
| 13 #include <ngx_core.h> | |
| 14 #include <ngx_http.h> | |
| 15 | |
| 16 | |
|
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17 typedef ngx_variable_value_t ngx_http_variable_value_t; |
| 499 | 18 |
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19 #define ngx_http_variable(v) { sizeof(v) - 1, 1, 0, 0, 0, (u_char *) v } |
| 573 | 20 |
| 499 | 21 typedef struct ngx_http_variable_s ngx_http_variable_t; |
| 22 | |
| 637 | 23 typedef void (*ngx_http_set_variable_pt) (ngx_http_request_t *r, |
| 24 ngx_http_variable_value_t *v, uintptr_t data); | |
| 573 | 25 typedef ngx_int_t (*ngx_http_get_variable_pt) (ngx_http_request_t *r, |
| 26 ngx_http_variable_value_t *v, uintptr_t data); | |
| 499 | 27 |
| 28 | |
| 1565 | 29 #define NGX_HTTP_VAR_CHANGEABLE 1 |
| 30 #define NGX_HTTP_VAR_NOCACHEABLE 2 | |
| 31 #define NGX_HTTP_VAR_INDEXED 4 | |
| 32 #define NGX_HTTP_VAR_NOHASH 8 | |
| 509 | 33 |
| 34 | |
| 499 | 35 struct ngx_http_variable_s { |
| 573 | 36 ngx_str_t name; /* must be first to build the hash */ |
| 637 | 37 ngx_http_set_variable_pt set_handler; |
| 38 ngx_http_get_variable_pt get_handler; | |
| 573 | 39 uintptr_t data; |
| 40 ngx_uint_t flags; | |
| 41 ngx_uint_t index; | |
| 499 | 42 }; |
| 43 | |
| 44 | |
| 501 | 45 ngx_http_variable_t *ngx_http_add_variable(ngx_conf_t *cf, ngx_str_t *name, |
| 509 | 46 ngx_uint_t flags); |
| 47 ngx_int_t ngx_http_get_variable_index(ngx_conf_t *cf, ngx_str_t *name); | |
| 499 | 48 ngx_http_variable_value_t *ngx_http_get_indexed_variable(ngx_http_request_t *r, |
| 49 ngx_uint_t index); | |
| 573 | 50 ngx_http_variable_value_t *ngx_http_get_flushed_variable(ngx_http_request_t *r, |
| 51 ngx_uint_t index); | |
| 52 | |
| 499 | 53 ngx_http_variable_value_t *ngx_http_get_variable(ngx_http_request_t *r, |
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54 ngx_str_t *name, ngx_uint_t key); |
| 509 | 55 |
| 1162 | 56 ngx_int_t ngx_http_variable_unknown_header(ngx_http_variable_value_t *v, |
| 57 ngx_str_t *var, ngx_list_part_t *part, size_t prefix); | |
| 58 | |
| 59 | |
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60 #if (NGX_PCRE) |
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61 |
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62 typedef struct { |
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63 ngx_uint_t capture; |
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64 ngx_int_t index; |
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65 } ngx_http_regex_variable_t; |
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66 |
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67 |
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68 typedef struct { |
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69 ngx_regex_t *regex; |
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70 ngx_uint_t ncaptures; |
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71 ngx_http_regex_variable_t *variables; |
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72 ngx_uint_t nvariables; |
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73 ngx_str_t name; |
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74 } ngx_http_regex_t; |
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75 |
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76 |
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77 typedef struct { |
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78 ngx_http_regex_t *regex; |
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79 void *value; |
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80 } ngx_http_map_regex_t; |
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81 |
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82 |
| 3325 | 83 ngx_http_regex_t *ngx_http_regex_compile(ngx_conf_t *cf, |
| 84 ngx_regex_compile_t *rc); | |
| 85 ngx_int_t ngx_http_regex_exec(ngx_http_request_t *r, ngx_http_regex_t *re, | |
| 86 ngx_str_t *s); | |
| 87 | |
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88 #endif |
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89 |
| 3325 | 90 |
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91 typedef struct { |
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92 ngx_hash_combined_t hash; |
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93 #if (NGX_PCRE) |
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94 ngx_http_map_regex_t *regex; |
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95 ngx_uint_t nregex; |
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96 #endif |
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97 } ngx_http_map_t; |
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98 |
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99 |
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100 void *ngx_http_map_find(ngx_http_request_t *r, ngx_http_map_t *map, |
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101 ngx_str_t *match); |
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102 |
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103 |
| 509 | 104 ngx_int_t ngx_http_variables_add_core_vars(ngx_conf_t *cf); |
| 105 ngx_int_t ngx_http_variables_init_vars(ngx_conf_t *cf); | |
| 499 | 106 |
| 107 | |
| 577 | 108 extern ngx_http_variable_value_t ngx_http_variable_null_value; |
| 109 extern ngx_http_variable_value_t ngx_http_variable_true_value; | |
| 110 | |
| 111 | |
| 499 | 112 #endif /* _NGX_HTTP_VARIABLES_H_INCLUDED_ */ |