bzr/include/DatFile.h

/*
 * Bael'Zharon's Respite
 * Copyright (C) 2014 Daniel Skorupski
 *
 * 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 BZR_DATFILE_H
#define BZR_DATFILE_H

#include "Noncopyable.h"
#include <fstream>

class DatFile : Noncopyable
{
public:
    DatFile(const string& path);

    vector<uint8_t> read(uint32_t id) const;
    vector<uint32_t> list() const;

private:
    vector<uint8_t> readBlocks(uint32_t position, size_t size) const;
    void listDir(uint32_t position, vector<uint32_t>& result) const;

    mutable fstream fs_;
    uint32_t blockSize_;
    uint32_t rootPosition_;
};

#endif