citra/src/core/file_sys/savedata_archive.h

// Copyright 2016 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.

#pragma once

#include <string>
#include "core/file_sys/archive_backend.h"
#include "core/file_sys/directory_backend.h"
#include "core/file_sys/file_backend.h"
#include "core/hle/result.h"

////////////////////////////////////////////////////////////////////////////////////////////////////
// FileSys namespace

namespace FileSys {

/// Archive backend for general save data archive type (SaveData and SystemSaveData)
class SaveDataArchive : public ArchiveBackend {
public:
    explicit SaveDataArchive(const std::string& mount_point_) : mount_point(mount_point_) {}

    std::string GetName() const override {
        return "SaveDataArchive: " + mount_point;
    }

    ResultVal<std::unique_ptr<FileBackend>> OpenFile(const Path& path,
                                                     const Mode& mode) const override;
    ResultCode DeleteFile(const Path& path) const override;
    ResultCode RenameFile(const Path& src_path, const Path& dest_path) const override;
    ResultCode DeleteDirectory(const Path& path) const override;
    ResultCode DeleteDirectoryRecursively(const Path& path) const override;
    ResultCode CreateFile(const Path& path, u64 size) const override;
    ResultCode CreateDirectory(const Path& path) const override;
    ResultCode RenameDirectory(const Path& src_path, const Path& dest_path) const override;
    ResultVal<std::unique_ptr<DirectoryBackend>> OpenDirectory(const Path& path) const override;
    u64 GetFreeBytes() const override;

protected:
    std::string mount_point;

private:
    SaveDataArchive() = default;

    template <class Archive>
    void serialize(Archive& ar, const unsigned int) {
        ar& boost::serialization::base_object<ArchiveBackend>(*this);
        ar& mount_point;
    }
    friend class boost::serialization::access;
};

class SaveDataDelayGenerator;

} // namespace FileSys

BOOST_CLASS_EXPORT_KEY(FileSys::SaveDataArchive)
BOOST_CLASS_EXPORT_KEY(FileSys::SaveDataDelayGenerator)