release/src/router/nginx/src/core/ngx_regex.h

   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
  23 typedef struct {
  24     pcre        *code;
  25     pcre_extra  *extra;
  26 } ngx_regex_t;
  27
  28
  29 typedef 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
  43 typedef struct {
  44     ngx_regex_t  *regex;
  45     u_char       *name;
  46 } ngx_regex_elt_t;
  47
  48
  49 void ngx_regex_init(void);
  50 ngx_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
  57 ngx_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_ */