Sub filter: fixed matching after a partial match. After a failed partial match we now check if there is another partial match in previously matched substring to fix cases like "aab" in "aaab". The ctx->saved string is now always sent if it's present on return from the ngx_http_sub_parse() function (and reset accordingly). This allows to release parts of previously matched data.

/*
 * Copyright (C) Igor Sysoev
 * Copyright (C) Nginx, Inc.
 */


#ifndef _NGX_PARSE_H_INCLUDED_
#define _NGX_PARSE_H_INCLUDED_


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


ssize_t ngx_parse_size(ngx_str_t *line);
off_t ngx_parse_offset(ngx_str_t *line);
ngx_int_t ngx_parse_time(ngx_str_t *line, ngx_uint_t is_sec);


#endif /* _NGX_PARSE_H_INCLUDED_ */