nginx 0.8.22 *) Feature: the "proxy_bind", "fastcgi_bind", and "memcached_bind" directives. *) Feature: the "access" and the "deny" directives support IPv6. *) Feature: the "set_real_ip_from" directive supports IPv6 addresses in request headers. *) Feature: the "unix:" parameter of the "set_real_ip_from" directive. *) Bugfix: nginx did not delete unix domain socket after configuration testing. *) Bugfix: nginx deleted unix domain socket while online upgrade. *) Bugfix: the "!-x" operator did not work. Thanks to Maxim Dounin. *) Bugfix: a segmentation fault might occur in a worker process, if limit_rate was used in HTTPS server. Thanks to Maxim Dounin. *) Bugfix: a segmentation fault might occur in a worker process while $limit_rate logging. Thanks to Maxim Dounin. *) Bugfix: a segmentation fault might occur in a worker process, if there was no "listen" directive in "server" block; the bug had appeared in 0.8.21.

/*
 * Copyright (C) Igor Sysoev
 */


#ifndef _NGX_REGEX_H_INCLUDED_
#define _NGX_REGEX_H_INCLUDED_


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

#include <pcre.h>


#define NGX_REGEX_NO_MATCHED  -1000

#define NGX_REGEX_CASELESS    PCRE_CASELESS

typedef pcre  ngx_regex_t;

typedef struct {
    ngx_regex_t   *regex;
    u_char        *name;
} ngx_regex_elt_t;


void ngx_regex_init(void);
ngx_regex_t *ngx_regex_compile(ngx_str_t *pattern, ngx_int_t options,
    ngx_pool_t *pool, ngx_str_t *err);
ngx_int_t ngx_regex_capture_count(ngx_regex_t *re);
ngx_int_t ngx_regex_exec(ngx_regex_t *re, ngx_str_t *s, int *captures,
    ngx_int_t size);
ngx_int_t ngx_regex_exec_array(ngx_array_t *a, ngx_str_t *s, ngx_log_t *log);


#define ngx_regex_exec_n           "pcre_exec()"
#define ngx_regex_capture_count_n  "pcre_fullinfo()"


#endif /* _NGX_REGEX_H_INCLUDED_ */