BlockDeviceToMemoryTechnologyDevice.hpp

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#ifndef INCLUDE_DISTORTOS_DEVICES_MEMORY_BLOCKDEVICETOMEMORYTECHNOLOGYDEVICE_HPP_
#define INCLUDE_DISTORTOS_DEVICES_MEMORY_BLOCKDEVICETOMEMORYTECHNOLOGYDEVICE_HPP_

#include "distortos/devices/memory/MemoryTechnologyDevice.hpp"

namespace distortos
{

namespace devices
{

class BlockDevice;

class BlockDeviceToMemoryTechnologyDevice : public MemoryTechnologyDevice
{
public:

    constexpr explicit BlockDeviceToMemoryTechnologyDevice(BlockDevice& blockDevice) :
            pendingEraseAddress_{},
            pendingEraseSize_{},
            blockDevice_{blockDevice},
            openCount_{}
    {

    }

    ~BlockDeviceToMemoryTechnologyDevice() override;

    int close() override;

    int erase(uint64_t address, uint64_t size) override;

    size_t getEraseBlockSize() const override;

    size_t getProgramBlockSize() const override;

    size_t getReadBlockSize() const override;

    uint64_t getSize() const override;

    void lock() override;

    int open() override;

    int program(uint64_t address, const void* buffer, size_t size) override;

    int read(uint64_t address, void* buffer, size_t size) override;

    int synchronize() override;

    void unlock() override;

private:

    uint64_t pendingEraseAddress_;

    uint64_t pendingEraseSize_;

    BlockDevice& blockDevice_;

    uint8_t openCount_;
};

}   // namespace devices

}   // namespace distortos

#endif  // INCLUDE_DISTORTOS_DEVICES_MEMORY_BLOCKDEVICETOMEMORYTECHNOLOGYDEVICE_HPP_