regeng.h

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/*
 * regeng.h - APme: Aion Automatic Abyss Point Tracker
 *
 * Copyright (C) 2012 Mitja Horvat <pinkfluid@gmail.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or (at
 * your option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
 */

#ifndef REGENG_H_INCLUDED
#define REGENG_H_INCLUDED

#include <pcreposix.h>

#define RE_MATCH(x)  (((x).rm_so != -1) && ((x).rm_eo != -1))

#define RE_INVALID_ID       0xffffffff

#define RE_REMATCH_MAX      32

#define RE_REGENG_VALID(x)  (((x)->re_id  != RE_INVALID_ID) && \
                             ((x)->re_exp != NULL))

#define RE_REGENG_END       { .re_id = RE_INVALID_ID, .re_exp = NULL }

struct regeng
{
    uint32_t    re_id;          
    regex_t     re_comp;        
    char        *re_exp;        
};

typedef void  re_callback_t(uint32_t re_id, const char *str, regmatch_t *rematch, size_t rematch_max);

extern bool   re_init(struct regeng *re_array);
extern bool   re_parse(re_callback_t re_callback, struct regeng *re_array, char *str);

extern void   re_strlcpy(char *outstr, const char *instr, size_t outsz, regmatch_t rem);
extern size_t re_strlen(regmatch_t rem);

#endif /* REGENG_H_INCLUDE */