ngiarchive.h

/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * 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 3 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, see <http://www.gnu.org/licenses/>.
 *
 */

#ifndef NGI_NGIARCHIVE_H
#define NGI_NGIARCHIVE_H

#include "common/path.h"
#include "common/ptr.h"

namespace NGI {

class Archive;

#define NGI_FILENAME_MAX 13

struct NgiHeader {
    int32 pos;
    int32 extVal;
    int32 flags;
    int32 size;
    char  filename[NGI_FILENAME_MAX];
};

typedef Common::HashMap<Common::Path, Common::ScopedPtr<NgiHeader>, Common::Path::IgnoreCase_Hash, Common::Path::IgnoreCase_EqualTo> NgiHeadersMap;

class NGIArchive : public Common::Archive {
    NgiHeadersMap _headers;
    Common::Path _ngiFilename;

public:
    NGIArchive(const Common::Path &name);
    ~NGIArchive() override;

    // Archive implementation
    bool hasFile(const Common::Path &path) const override;
    int listMembers(Common::ArchiveMemberList &list) const override;
    const Common::ArchiveMemberPtr getMember(const Common::Path &path) const override;
    Common::SeekableReadStream *createReadStreamForMember(const Common::Path &path) const override;
};

NGIArchive *makeNGIArchive(const Common::Path &name);

} // End of namespace NGI

#endif