153c3577eSopenharmony_ci/* 253c3577eSopenharmony_ci * Copyright (c) 2022 Huawei Device Co., Ltd. 353c3577eSopenharmony_ci * Licensed under the Apache License, Version 2.0 (the "License"); 453c3577eSopenharmony_ci * you may not use this file except in compliance with the License. 553c3577eSopenharmony_ci * You may obtain a copy of the License at 653c3577eSopenharmony_ci * 753c3577eSopenharmony_ci * http://www.apache.org/licenses/LICENSE-2.0 853c3577eSopenharmony_ci * 953c3577eSopenharmony_ci * Unless required by applicable law or agreed to in writing, software 1053c3577eSopenharmony_ci * distributed under the License is distributed on an "AS IS" BASIS, 1153c3577eSopenharmony_ci * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1253c3577eSopenharmony_ci * See the License for the specific language governing permissions and 1353c3577eSopenharmony_ci * limitations under the License. 1453c3577eSopenharmony_ci */ 1553c3577eSopenharmony_ci 1653c3577eSopenharmony_ci#ifndef OHOS_DISTRIBUTED_DATA_SERVICE_KVDB_UPGRADE_H 1753c3577eSopenharmony_ci#define OHOS_DISTRIBUTED_DATA_SERVICE_KVDB_UPGRADE_H 1853c3577eSopenharmony_ci#include <functional> 1953c3577eSopenharmony_ci#include <memory> 2053c3577eSopenharmony_ci 2153c3577eSopenharmony_ci#include "concurrent_map.h" 2253c3577eSopenharmony_ci#include "kv_store_delegate_manager.h" 2353c3577eSopenharmony_ci#include "kv_store_nb_delegate.h" 2453c3577eSopenharmony_ci#include "metadata/store_meta_data.h" 2553c3577eSopenharmony_ci#include "types.h" 2653c3577eSopenharmony_ci 2753c3577eSopenharmony_cinamespace OHOS::DistributedKv { 2853c3577eSopenharmony_ciclass Upgrade { 2953c3577eSopenharmony_cipublic: 3053c3577eSopenharmony_ci using StoreMeta = DistributedData::StoreMetaData; 3153c3577eSopenharmony_ci using DBPassword = DistributedDB::CipherPassword; 3253c3577eSopenharmony_ci using DBStatus = DistributedDB::DBStatus; 3353c3577eSopenharmony_ci using DBStore = DistributedDB::KvStoreNbDelegate; 3453c3577eSopenharmony_ci using DBManager = DistributedDB::KvStoreDelegateManager; 3553c3577eSopenharmony_ci using Exporter = std::function<std::string(const StoreMeta &, DBPassword &)>; 3653c3577eSopenharmony_ci using Cleaner = std::function<Status(const StoreMeta &)>; 3753c3577eSopenharmony_ci 3853c3577eSopenharmony_ci API_EXPORT static Upgrade &GetInstance(); 3953c3577eSopenharmony_ci API_EXPORT bool RegisterExporter(uint32_t version, Exporter exporter); 4053c3577eSopenharmony_ci API_EXPORT bool RegisterCleaner(uint32_t version, Cleaner cleaner); 4153c3577eSopenharmony_ci 4253c3577eSopenharmony_ci DBStatus UpdateStore(const StoreMeta &old, const StoreMeta &meta, const std::vector<uint8_t> &pwd); 4353c3577eSopenharmony_ci DBStatus ExportStore(const StoreMeta &old, const StoreMeta &meta); 4453c3577eSopenharmony_ci void UpdatePassword(const StoreMeta &meta, const std::vector<uint8_t> &password); 4553c3577eSopenharmony_ci DBStatus UpdateUuid(const StoreMeta &old, const StoreMeta &meta, const std::vector<uint8_t> &pwd); 4653c3577eSopenharmony_ci API_EXPORT std::string GetEncryptedUuidByMeta(const StoreMeta &meta); 4753c3577eSopenharmony_ci 4853c3577eSopenharmony_ciprivate: 4953c3577eSopenharmony_ci using AutoStore = std::unique_ptr<DBStore, std::function<void(DBStore *)>>; 5053c3577eSopenharmony_ci AutoStore GetDBStore(const StoreMeta &meta, const std::vector<uint8_t> &pwd); 5153c3577eSopenharmony_ci ConcurrentMap<std::string, std::string> calcUuid_; 5253c3577eSopenharmony_ci 5353c3577eSopenharmony_ci Exporter exporter_; 5453c3577eSopenharmony_ci Cleaner cleaner_; 5553c3577eSopenharmony_ci}; 5653c3577eSopenharmony_ci} // namespace OHOS::DistributedKv 5753c3577eSopenharmony_ci#endif // OHOS_DISTRIBUTED_DATA_SERVICE_KVDB_UPGRADE_H 58