HD.hh

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#ifndef HD_HH
#define HD_HH

#include "Filename.hh"
#include "File.hh"
#include "SectorAccessibleDisk.hh"
#include "DiskContainer.hh"
#include "TigerTree.hh"
#include "serialize_meta.hh"
#include <bitset>
#include <string>
#include <memory>

namespace openmsx {

class MSXMotherBoard;
class HDCommand;
class DeviceConfig;

class HD : public SectorAccessibleDisk, public DiskContainer
         , public TTData
{
public:
        explicit HD(const DeviceConfig& config);
        virtual ~HD();

        const std::string& getName() const { return name; }
        const Filename& getImageName() const { return filename; }
        void switchImage(const Filename& filename);

        std::string getTigerTreeHash();

        template<typename Archive>
        void serialize(Archive& ar, unsigned version);

        MSXMotherBoard& getMotherBoard() const { return motherBoard; }

private:
        // SectorAccessibleDisk:
        void readSectorImpl (size_t sector,       SectorBuffer& buf) override;
        void writeSectorImpl(size_t sector, const SectorBuffer& buf) override;
        size_t getNbSectorsImpl() const override;
        bool isWriteProtectedImpl() const override;
        Sha1Sum getSha1SumImpl(FilePool& filePool) override;

        // Diskcontainer:
        SectorAccessibleDisk* getSectorAccessibleDisk() override;
        const std::string& getContainerName() const override;
        bool diskChanged() override;
        int insertDisk(string_ref filename) override;

        // TTData
        uint8_t* getData(size_t offset, size_t size) override;
        bool isCacheStillValid(time_t& time) override;

        void showProgress(size_t position, size_t maxPosition);

        MSXMotherBoard& motherBoard;
        std::string name;
        std::unique_ptr<HDCommand> hdCommand;
        std::unique_ptr<TigerTree> tigerTree;

        File file;
        Filename filename;
        size_t filesize;

        static const unsigned MAX_HD = 26;
        using HDInUse = std::bitset<MAX_HD>;
        std::shared_ptr<HDInUse> hdInUse;

        uint64_t lastProgressTime;
        bool everDidProgress;
};

REGISTER_BASE_CLASS(HD, "HD");
SERIALIZE_CLASS_VERSION(HD, 2);

} // namespace openmsx

#endif