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 #include "cloud_daemon_manager_impl.h"
17 #include "cloud_daemon_service_proxy.h"
18 #include "dfs_error.h"
19 #include "utils_log.h"
20 
21 namespace OHOS::FileManagement::CloudFile {
22 using namespace std;
23 using namespace OHOS::FileManagement;
GetInstance()24 CloudDaemonManagerImpl &CloudDaemonManagerImpl::GetInstance()
25 {
26     static CloudDaemonManagerImpl instance;
27     return instance;
28 }
29 
StartFuse(int32_t userId,int32_t devFd,const string & path)30 int32_t CloudDaemonManagerImpl::StartFuse(int32_t userId, int32_t devFd, const string &path)
31 {
32     auto CloudDaemonServiceProxy = CloudDaemonServiceProxy::GetInstance();
33     if (!CloudDaemonServiceProxy) {
34         LOGE("proxy is null");
35         return E_SA_LOAD_FAILED;
36     }
37 
38     if (!isFirstCall_.test_and_set()) {
39         SetDeathRecipient(CloudDaemonServiceProxy->AsObject());
40     }
41 
42     return CloudDaemonServiceProxy->StartFuse(userId, devFd, path);
43 }
44 
SetDeathRecipient(const sptr<IRemoteObject> & remoteObject)45 void CloudDaemonManagerImpl::SetDeathRecipient(const sptr<IRemoteObject> &remoteObject)
46 {
47     auto deathCallback = [this](const wptr<IRemoteObject> &obj) {
48         LOGE("service died. Died remote obj");
49         CloudDaemonServiceProxy::InvaildInstance();
50         isFirstCall_.clear();
51     };
52     deathRecipient_ = sptr(new SvcDeathRecipient(deathCallback));
53     remoteObject->AddDeathRecipient(deathRecipient_);
54 }
55 } // namespace OHOS::FileManagement::CloudFile
56