wut/libraries/nn_idb/include/nn/idb/IDBReader.h

#pragma once

#ifdef __cplusplus

#include <cstdio>
#include <nn/idb/idb_cpp.h>
#include <nn/result.h>
#include <string>

namespace nn::idb {
    class IDBReader {
    public:
        IDBReader() = default;

        ~IDBReader();

        nn::Result LoadIconDataFromIdb(uint64_t titleId, nn::idb::IconDataRaw &iconData) const;

        bool SearchFromDataBase(nn::idb::IconDataKey &key, uint32_t &outIndex) const;

        bool LoadIconDataFromDatabase(uint32_t index, nn::idb::IconDataRaw &iconData) const;

        bool LoadIconData(uint64_t titleId, uint32_t u1, nn::idb::IconDataRaw &iconData) const;

        /**
         * Initializes the IDBReader from a custom path
         * @param path Path to "BaristaIconDataBase.dat"
         * @return true on success, false on error
         */
        bool Initialize(const std::string &path);

        /**
         * Initializes the IDBReader to read icons from the Wii U Menu icon cache
         * (fs:/vol/storage_mlc01/usr/save/%08X/%08X/user/common/BaristaIconDataBase.dat)
         * @return true on success, false on error
         */
        bool Initialize();

        void Finalize();

    private:
        bool InitializeFile();

        void FinalizeFile();

        int LoadFromFile(void *buffer, uint32_t size, uint32_t offset) const;

        std::string mPath       = {};
        FileHeader *mFileHeader = {};
        FILE *mFile             = {};
        bool mInitDone          = false;
    };
} // namespace nn::idb

#endif