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 CLOUD_DAEMON_H
17 #define CLOUD_DAEMON_H
18 
19 #include <memory>
20 #include <mutex>
21 #include <string>
22 
23 #include "iremote_stub.h"
24 #include "nocopyable.h"
25 #include "refbase.h"
26 #include "system_ability.h"
27 
28 #include "cloud_daemon_stub.h"
29 #include "i_cloud_daemon.h"
30 #include "account_status_listener.h"
31 
32 namespace OHOS {
33 namespace FileManagement {
34 namespace CloudFile {
35 enum class ServiceRunningState { STATE_NOT_START, STATE_RUNNING };
36 
37 class CloudDaemon final : public SystemAbility, public CloudDaemonStub, protected NoCopyable {
38     DECLARE_SYSTEM_ABILITY(CloudDaemon);
39 
40 public:
41     explicit CloudDaemon(int32_t saID, bool runOnCreate = true);
42     virtual ~CloudDaemon() = default;
43 
44     void OnStart() override;
45     void OnStop() override;
QueryServiceState()46     ServiceRunningState QueryServiceState() const
47     {
48         return state_;
49     }
50     int32_t StartFuse(int32_t userId, int32_t deviceFd, const std::string &path) override;
51 
52 private:
53     CloudDaemon();
54     ServiceRunningState state_ { ServiceRunningState::STATE_NOT_START };
55     static sptr<CloudDaemon> instance_;
56     static std::mutex instanceLock_;
57     bool registerToService_ { false };
58     void PublishSA();
59     void OnAddSystemAbility(int32_t systemAbilityId, const std::string &deviceId) override;
60     std::shared_ptr<CloudDisk::AccountStatusListener> accountStatusListener_ = nullptr;
61 };
62 } // namespace CloudFile
63 } // namespace FileManagement
64 } // namespace OHOS
65 #endif // CLOUD_DAEMON_H
66