48
|
1
|
|
2 /*
|
|
3 * Copyright (C) Igor Sysoev
|
660
|
4 * Copyright (C) Nginx, Inc.
|
48
|
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
|
320
|
17 typedef ngx_variable_value_t ngx_http_variable_value_t;
|
48
|
18
|
376
|
19 #define ngx_http_variable(v) { sizeof(v) - 1, 1, 0, 0, 0, (u_char *) v }
|
122
|
20
|
48
|
21 typedef struct ngx_http_variable_s ngx_http_variable_t;
|
|
22
|
186
|
23 typedef void (*ngx_http_set_variable_pt) (ngx_http_request_t *r,
|
|
24 ngx_http_variable_value_t *v, uintptr_t data);
|
122
|
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);
|
48
|
27
|
|
28
|
340
|
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
|
58
|
33
|
|
34
|
48
|
35 struct ngx_http_variable_s {
|
122
|
36 ngx_str_t name; /* must be first to build the hash */
|
186
|
37 ngx_http_set_variable_pt set_handler;
|
|
38 ngx_http_get_variable_pt get_handler;
|
122
|
39 uintptr_t data;
|
|
40 ngx_uint_t flags;
|
|
41 ngx_uint_t index;
|
48
|
42 };
|
|
43
|
|
44
|
50
|
45 ngx_http_variable_t *ngx_http_add_variable(ngx_conf_t *cf, ngx_str_t *name,
|
58
|
46 ngx_uint_t flags);
|
|
47 ngx_int_t ngx_http_get_variable_index(ngx_conf_t *cf, ngx_str_t *name);
|
48
|
48 ngx_http_variable_value_t *ngx_http_get_indexed_variable(ngx_http_request_t *r,
|
|
49 ngx_uint_t index);
|
122
|
50 ngx_http_variable_value_t *ngx_http_get_flushed_variable(ngx_http_request_t *r,
|
|
51 ngx_uint_t index);
|
|
52
|
48
|
53 ngx_http_variable_value_t *ngx_http_get_variable(ngx_http_request_t *r,
|
568
|
54 ngx_str_t *name, ngx_uint_t key);
|
58
|
55
|
296
|
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
|
122
|
60 #define ngx_http_clear_variable(r, index) r->variables0[index].text.data = NULL;
|
|
61
|
|
62
|
552
|
63 #if (NGX_PCRE)
|
|
64
|
|
65 typedef struct {
|
|
66 ngx_uint_t capture;
|
|
67 ngx_int_t index;
|
|
68 } ngx_http_regex_variable_t;
|
|
69
|
|
70
|
|
71 typedef struct {
|
|
72 ngx_regex_t *regex;
|
|
73 ngx_uint_t ncaptures;
|
|
74 ngx_http_regex_variable_t *variables;
|
|
75 ngx_uint_t nvariables;
|
|
76 ngx_str_t name;
|
|
77 } ngx_http_regex_t;
|
|
78
|
|
79
|
616
|
80 typedef struct {
|
|
81 ngx_http_regex_t *regex;
|
|
82 void *value;
|
|
83 } ngx_http_map_regex_t;
|
|
84
|
|
85
|
546
|
86 ngx_http_regex_t *ngx_http_regex_compile(ngx_conf_t *cf,
|
|
87 ngx_regex_compile_t *rc);
|
|
88 ngx_int_t ngx_http_regex_exec(ngx_http_request_t *r, ngx_http_regex_t *re,
|
|
89 ngx_str_t *s);
|
|
90
|
552
|
91 #endif
|
|
92
|
546
|
93
|
616
|
94 typedef struct {
|
|
95 ngx_hash_combined_t hash;
|
|
96 #if (NGX_PCRE)
|
|
97 ngx_http_map_regex_t *regex;
|
|
98 ngx_uint_t nregex;
|
|
99 #endif
|
|
100 } ngx_http_map_t;
|
|
101
|
|
102
|
|
103 void *ngx_http_map_find(ngx_http_request_t *r, ngx_http_map_t *map,
|
628
|
104 ngx_str_t *match);
|
616
|
105
|
|
106
|
58
|
107 ngx_int_t ngx_http_variables_add_core_vars(ngx_conf_t *cf);
|
|
108 ngx_int_t ngx_http_variables_init_vars(ngx_conf_t *cf);
|
48
|
109
|
|
110
|
126
|
111 extern ngx_http_variable_value_t ngx_http_variable_null_value;
|
|
112 extern ngx_http_variable_value_t ngx_http_variable_true_value;
|
|
113
|
|
114
|
48
|
115 #endif /* _NGX_HTTP_VARIABLES_H_INCLUDED_ */
|