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 OPEN_DLP_FILE_CALLBACK_MANAGER_H
17 #define OPEN_DLP_FILE_CALLBACK_MANAGER_H
18 
19 #include <mutex>
20 #include <map>
21 #include <vector>
22 #include <string_view>
23 
24 #include "dlp_sandbox_info.h"
25 #include "iremote_broker.h"
26 
27 namespace OHOS {
28 namespace Security {
29 namespace DlpPermission {
30 struct OpenDlpFileCallbackRecord {
OpenDlpFileCallbackRecordOpenDlpFileCallbackRecord31     OpenDlpFileCallbackRecord() : callbackObject(nullptr) {}
OpenDlpFileCallbackRecordOpenDlpFileCallbackRecord32     explicit OpenDlpFileCallbackRecord(sptr<IRemoteObject> callback) : callbackObject(callback) {}
33 
34     sptr<IRemoteObject> callbackObject;
35     int32_t userId = 0;
36     std::string bundleName = "";
37 };
38 
39 class OpenDlpFileCallbackManager {
40 public:
41     virtual ~OpenDlpFileCallbackManager();
42     OpenDlpFileCallbackManager();
43     static OpenDlpFileCallbackManager &GetInstance();
44 
45     int32_t AddCallback(
46         int32_t pid, int32_t userId, const std::string& bundleName, const sptr<IRemoteObject>& callback);
47     int32_t RemoveCallback(const sptr<IRemoteObject>& callback);
48     int32_t RemoveCallback(int32_t pid, const sptr<IRemoteObject> &callback);
49     void ExecuteCallbackAsync(const DlpSandboxInfo &dlpSandboxInfo);
50     bool IsCallbackEmpty();
51 
52 private:
53     bool OnOpenDlpFile(const sptr<IRemoteObject> &subscribeRecordPtr, const DlpSandboxInfo &dlpSandboxInfo);
54     std::mutex mutex_;
55     std::map<int32_t, std::vector<OpenDlpFileCallbackRecord>> openDlpFileCallbackMap_;
56     sptr<IRemoteObject::DeathRecipient> callbackDeathRecipient_;
57 };
58 } // namespace DlpPermission
59 } // namespace Security
60 } // namespace OHOS
61 #endif // OPEN_DLP_FILE_CALLBACK_MANAGER_H
62