1
2/*
3 * Copyright (C) Igor Sysoev
4 * Copyright (C) Nginx, Inc.
5 */
6
7
8#ifndef _NGX_REGEX_H_INCLUDED_
9#define _NGX_REGEX_H_INCLUDED_
10
11
12#include <ngx_config.h>
13#include <ngx_core.h>
14
15#include <pcre.h>
16
17
18#define NGX_REGEX_NO_MATCHED  PCRE_ERROR_NOMATCH   /* -1 */
19
20#define NGX_REGEX_CASELESS    PCRE_CASELESS
21
22
23typedef struct {
24    pcre        *code;
25    pcre_extra  *extra;
26} ngx_regex_t;
27
28
29typedef struct {
30    ngx_str_t     pattern;
31    ngx_pool_t   *pool;
32    ngx_int_t     options;
33
34    ngx_regex_t  *regex;
35    int           captures;
36    int           named_captures;
37    int           name_size;
38    u_char       *names;
39    ngx_str_t     err;
40} ngx_regex_compile_t;
41
42
43typedef struct {
44    ngx_regex_t  *regex;
45    u_char       *name;
46} ngx_regex_elt_t;
47
48
49void ngx_regex_init(void);
50ngx_int_t ngx_regex_compile(ngx_regex_compile_t *rc);
51
52#define ngx_regex_exec(re, s, captures, size)                                \
53    pcre_exec(re->code, re->extra, (const char *) (s)->data, (s)->len, 0, 0, \
54              captures, size)
55#define ngx_regex_exec_n      "pcre_exec()"
56
57ngx_int_t ngx_regex_exec_array(ngx_array_t *a, ngx_str_t *s, ngx_log_t *log);
58
59
60#endif /* _NGX_REGEX_H_INCLUDED_ */
61