1 /*
2  * Copyright (c) 2023 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *     http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 #ifndef UDMF_UNIFIED_DATA_HELPER_H
17 #define UDMF_UNIFIED_DATA_HELPER_H
18 
19 #include <sys/stat.h>
20 #include "unified_data.h"
21 #include "visibility.h"
22 namespace OHOS {
23 namespace UDMF {
24 class API_EXPORT UnifiedDataHelper {
25 public:
26     static void SetRootPath(const std::string &rootPath);
27     static bool ExceedKVSizeLimit(UnifiedData &data);
28     static bool IsTempUData(UnifiedData &data);
29     static bool Pack(UnifiedData &data);
30     static bool Unpack(UnifiedData &data);
31     static void GetSummary(const UnifiedData &data, Summary &summary);
32 private:
33     static void CreateDirIfNotExist(const std::string& dirPath, const mode_t& mode);
34     static bool SaveUDataToFile(const std::string &dataFile, UnifiedData &data);
35     static bool LoadUDataFromFile(const std::string &dataFile, UnifiedData &data);
36     static std::string GetRootPath();
37 
38 private:
39     static std::string rootPath_;
40 };
41 } // namespace UDMF
42 } // namespace OHOS
43 #endif // UDMF_UNIFIED_DATA_HELPER_H
44