1 /*
2  * Copyright (C) 2021-2022 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 OHOS_MTP_STORAGE_MANAGER
17 #define OHOS_MTP_STORAGE_MANAGER
18 
19 #include <string>
20 #include <iostream>
21 #include <memory>
22 #include <vector>
23 
24 #include "mtp_constants.h"
25 #include "storage.h"
26 
27 namespace OHOS {
28 namespace Media {
29 class MtpStorageManager {
30 public:
31     ~MtpStorageManager() = default;
32     static std::shared_ptr<MtpStorageManager> GetInstance();
33     int64_t GetTotalSize(const std::string &path = std::string(""));
34     int64_t GetFreeSize(const std::string &path = std::string(""));
35     static std::mutex mutex_;
36     static std::shared_ptr<MtpStorageManager> instance_;
37     void AddStorage(std::shared_ptr<Storage> &storage);
38     void RemoveStorage(std::shared_ptr<Storage> &storage);
39     void ClearStorages();
40     std::shared_ptr<Storage> GetStorage(uint32_t id);
41     bool HasStorage(uint32_t id = MTP_STORAGE_ID_ALL2);
42     std::vector<std::shared_ptr<Storage>> GetStorages();
43     std::string GetSystemLanguage();
44     std::string GetStorageDescription(const uint16_t type);
45 private:
46     MtpStorageManager() = default;
47     std::vector<std::shared_ptr<Storage>> storages;
48 };
49 } // namespace Media
50 } // namespace OHOS
51 #endif // OHOS_MTP_STORAGE_MANAGER
52