/*
 * data.h
 *
 * Copyright 2022 Jonathan Schöbel <jonathan@Ubermos-2019>
 *
 * 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., 51 Franklin Street, Fifth Floor, Boston,
 * MA 02110-1301, USA.
 *
 *
 */


#ifndef _DATA_H
#define _DATA_H

#include <limits.h>

#include "error.h"

#include "validator.h"


typedef unsigned int page_t;
#define PAGE_ERR 0
#define PAGE_MIN 1
#define PAGE_MAX UINT_MAX
#define NEXT_PAGE(page) page++

struct SH_Page
{
	page_t id;
	char * name;
};

struct SH_Data
{
	struct SH_Validator * validator;
	unsigned int page_n;
	struct SH_Page * pages;
	page_t last_page;
};

struct SH_Data * SH_Data_new (struct SH_Error * error);
void SH_Data_free (struct SH_Data * data, struct SH_Error * error);


page_t SH_Data_register_page (struct SH_Data * data, const char * name,
			      struct SH_Error * error);

#endif /* _DATA_H */