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src/core/ngx_regex.h - nginx source code

Data types defined

Macros defined

Source code


  2. /*
  3. * Copyright (C) Igor Sysoev
  4. * Copyright (C) Nginx, Inc.
  5. */


  8. #ifndef _NGX_REGEX_H_INCLUDED_
  9. ‌#define _NGX_REGEX_H_INCLUDED_


  12. #include <ngx_config.h>
  13. #include <ngx_core.h>


  16. #if (NGX_PCRE2)

  18. ‌#define PCRE2_CODE_UNIT_WIDTH  8
  19. #include <pcre2.h>

  21. ‌#define NGX_REGEX_NO_MATCHED   PCRE2_ERROR_NOMATCH   /* -1 */

  23. ‌typedef pcre2_code  ngx_regex_t;

  25. #else

  27. #include <pcre.h>

  29. ‌#define NGX_REGEX_NO_MATCHED   PCRE_ERROR_NOMATCH    /* -1 */

  31. ‌typedef struct {
  32.     pcre        *code;
  33.     pcre_extra  *extra;
  34. ‌} ngx_regex_t;

  36. #endif


  39. ‌#define NGX_REGEX_CASELESS     0x00000001
  40. ‌#define NGX_REGEX_MULTILINE    0x00000002


  43. ‌typedef struct {
  44.     ngx_str_t     pattern;
  45.     ngx_pool_t   *pool;
  46.     ngx_uint_t    options;

  48.     ngx_regex_t  *regex;
  49.     int           captures;
  50.     int           named_captures;
  51.     int           name_size;
  52.     u_char       *names;
  53.     ngx_str_t     err;
  54. ‌} ngx_regex_compile_t;


  57. ‌typedef struct {
  58.     ngx_regex_t  *regex;
  59.     u_char       *name;
  60. ‌} ngx_regex_elt_t;


  63. void ngx_regex_init(void);
  64. ngx_int_t ngx_regex_compile(ngx_regex_compile_t *rc);

  66. ngx_int_t ngx_regex_exec(ngx_regex_t *re, ngx_str_t *s, int *captures,
  67.     ngx_uint_t size);

  69. #if (NGX_PCRE2)
  70. ‌#define ngx_regex_exec_n       "pcre2_match()"
  71. #else
  72. ‌#define ngx_regex_exec_n       "pcre_exec()"
  73. #endif

  75. ngx_int_t ngx_regex_exec_array(ngx_array_t *a, ngx_str_t *s, ngx_log_t *log);


  78. #endif /* _NGX_REGEX_H_INCLUDED_ */

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