HardwareConfig.hh

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#ifndef HARDWARECONFIG_HH
#define HARDWARECONFIG_HH
 
#include "FileContext.hh"
#include "XMLElement.hh"
#include "openmsx.hh"
#include "serialize_constr.hh"
#include "serialize_meta.hh"
 
#include <array>
#include <memory>
#include <span>
#include <string>
#include <string_view>
#include <vector>
 
namespace openmsx {
 
class MSXMotherBoard;
class MSXDevice;
class TclObject;
 
class HardwareConfig
{
public:
        enum class Type {
                MACHINE,
                EXTENSION,
                ROM
        };
 
        static void loadConfig(XMLDocument& doc, std::string_view type, std::string_view name);
 
        [[nodiscard]] static std::unique_ptr<HardwareConfig> createMachineConfig(
                MSXMotherBoard& motherBoard, std::string machineName);
        [[nodiscard]] static std::unique_ptr<HardwareConfig> createExtensionConfig(
                MSXMotherBoard& motherBoard, std::string extensionName,
                std::string_view slotName);
        [[nodiscard]] static std::unique_ptr<HardwareConfig> createRomConfig(
                MSXMotherBoard& motherBoard, std::string_view romFile,
                std::string_view slotName, std::span<const TclObject> options);
 
        HardwareConfig(MSXMotherBoard& motherBoard, std::string hwName);
        HardwareConfig(const HardwareConfig&) = delete;
        HardwareConfig(HardwareConfig&&) = delete;
        HardwareConfig& operator=(const HardwareConfig&) = delete;
        HardwareConfig& operator=(HardwareConfig&&) = delete;
        ~HardwareConfig();
 
        [[nodiscard]] MSXMotherBoard& getMotherBoard() const { return motherBoard; }
 
        [[nodiscard]] const FileContext& getFileContext() const { return context; }
        void setFileContext(FileContext&& ctxt) { context = std::move(ctxt); }
 
        [[nodiscard]] XMLDocument& getXMLDocument() { return config; }
        [[nodiscard]] const XMLElement& getConfig() const { return *config.getRoot(); }
        [[nodiscard]] const std::string& getName() const { return name; }
        [[nodiscard]] const std::string& getConfigName() const { return hwName; }
        [[nodiscard]] std::string_view getRomFilename() const;
        [[nodiscard]] const XMLElement& getDevicesElem() const;
        [[nodiscard]] Type getType() const { return type; }
 
        [[nodiscard]] byte parseSlotMap() const;
 
        void parseSlots();
        void createDevices();
 
        [[nodiscard]] const auto& getDevices() const { return devices; };
 
        void testRemove() const;
 
        template<typename Archive>
        void serialize(Archive& ar, unsigned version);
 
private:
        void setConfig(XMLElement* root) { config.setRoot(root); }
        void load(std::string_view type);
 
        void createDevices(const XMLElement& elem,
                           const XMLElement* primary, const XMLElement* secondary);
        void createExternalSlot(int ps);
        void createExternalSlot(int ps, int ss);
        void createExpandedSlot(int ps);
        [[nodiscard]] int getAnyFreePrimarySlot();
        [[nodiscard]] int getSpecificFreePrimarySlot(unsigned slot);
        void addDevice(std::unique_ptr<MSXDevice> device);
        void setName(std::string_view proposedName);
        void setSlot(std::string_view slotName);
 
private:
        MSXMotherBoard& motherBoard;
        std::string hwName;
        Type type;
        std::string userName;
        XMLDocument config{8192}; // tweak: initial allocator buffer size
        FileContext context;
 
        std::array<std::array<bool, 4>, 4> externalSlots;
        std::array<bool, 4> externalPrimSlots;
        std::array<bool, 4> expandedSlots;
        std::array<bool, 4> allocatedPrimarySlots;
 
        std::vector<std::unique_ptr<MSXDevice>> devices;
 
        std::string name;
 
        friend struct SerializeConstructorArgs<HardwareConfig>;
};
SERIALIZE_CLASS_VERSION(HardwareConfig, 6);
 
template<> struct SerializeConstructorArgs<HardwareConfig>
{
        using type = std::tuple<std::string>;
 
        template<typename Archive>
        void save(Archive& ar, const HardwareConfig& config) const
        {
                ar.serialize("hwname", config.hwName);
        }
 
        template<typename Archive>
        [[nodiscard]] type load(Archive& ar, unsigned /*version*/) const
        {
                std::string name;
                ar.serialize("hwname", name);
                return {name};
        }
};
 
} // namespace openmsx
 
#endif