1 /*
2  * Copyright (c) 2024 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 "file_access_ext_connection.h"
17 
18 #include <errors.h>
19 
20 #include "ability_connect_callback_interface.h"
21 #include "ability_manager_client.h"
22 #include "file_access_ext_proxy.h"
23 #include "hilog_wrapper.h"
24 #include "iremote_broker.h"
25 #include "ipc_skeleton.h"
26 
27 namespace OHOS {
28 namespace FileAccessFwk {
29 
30 std::mutex FileAccessExtConnection::mutex_;
31 
32 const int32_t DEFAULT_USER_ID = -1;
33 
OnAbilityConnectDone(const AppExecFwk::ElementName & element,const sptr<IRemoteObject> & remoteObject,int resultCode)34 void FileAccessExtConnection::OnAbilityConnectDone(
35     const AppExecFwk::ElementName &element, const sptr<IRemoteObject> &remoteObject, int resultCode)
36 {
37     HILOG_INFO("OnAbilityConnectDone start");
38     if (remoteObject == nullptr) {
39         HILOG_ERROR("remote is nullptr");
40         return;
41     }
42 
43     fileExtProxy_ = iface_cast<FileAccessExtProxy>(remoteObject);
44     if (fileExtProxy_ == nullptr) {
45         HILOG_ERROR("FileAccessExtConnection fileExtProxy_ is nullptr");
46         return;
47     }
48     HILOG_INFO("OnAbilityConnectDone set connected info");
49     isConnected_.store(true);
50     std::lock_guard<std::mutex> lock(connectLockInfo_.mutex);
51     connectLockInfo_.isReady = true;
52     connectLockInfo_.condition.notify_all();
53 }
54 
OnAbilityDisconnectDone(const AppExecFwk::ElementName & element,int resultCode)55 void FileAccessExtConnection::OnAbilityDisconnectDone(const AppExecFwk::ElementName &element, int resultCode)
56 {
57     fileExtProxy_ = nullptr;
58     isConnected_.store(false);
59 }
60 
ConnectFileExtAbility(const AAFwk::Want & want,const sptr<IRemoteObject> & token)61 void FileAccessExtConnection::ConnectFileExtAbility(const AAFwk::Want &want, const sptr<IRemoteObject> &token)
62 {
63     ErrCode ret = AAFwk::AbilityManagerClient::GetInstance()->ConnectAbility(want, this, DEFAULT_USER_ID);
64     HILOG_INFO("ConnectFileExtAbility ret: %{public}d ", ret);
65     if (ret != ERR_OK) {
66         HILOG_INFO("ConnectAbility ret=%{public}d", ret);
67         return;
68     }
69     std::unique_lock<std::mutex> lock(connectLockInfo_.mutex);
70     const int WAIT_TIME = 3;  // second
71     if (!connectLockInfo_.condition.wait_for(lock, std::chrono::seconds(WAIT_TIME),
72         [this] { return fileExtProxy_ != nullptr && connectLockInfo_.isReady; })) {
73         HILOG_INFO("Wait connect timeout.");
74     }
75 }
76 
DisconnectFileExtAbility()77 void FileAccessExtConnection::DisconnectFileExtAbility()
78 {
79     fileExtProxy_ = nullptr;
80     isConnected_.store(false);
81     ErrCode ret = AAFwk::AbilityManagerClient::GetInstance()->DisconnectAbility(this);
82     HILOG_INFO("DisconnectFileExtAbility called end, ret=%{public}d", ret);
83 }
84 
IsExtAbilityConnected()85 bool FileAccessExtConnection::IsExtAbilityConnected()
86 {
87     return isConnected_.load();
88 }
89 
GetFileExtProxy()90 sptr<IFileAccessExtBase> FileAccessExtConnection::GetFileExtProxy()
91 {
92     return fileExtProxy_;
93 }
94 
OnAbilityConnectDone(const AppExecFwk::ElementName & element,const sptr<IRemoteObject> & remoteObject,int resultCode)95 void AgentFileAccessExtConnection::OnAbilityConnectDone(
96     const AppExecFwk::ElementName &element, const sptr<IRemoteObject> &remoteObject, int resultCode)
97 {
98     HILOG_INFO("start OnAbilityConnectDone");
99     if (connection_ == nullptr) {
100         return ;
101     }
102     connection_->OnAbilityConnectDone(element, remoteObject, resultCode);
103     HILOG_INFO("end OnAbilityConnectDone");
104 }
105 
OnAbilityDisconnectDone(const AppExecFwk::ElementName & element,int resultCode)106 void AgentFileAccessExtConnection::OnAbilityDisconnectDone(const AppExecFwk::ElementName &element, int resultCode)
107 {
108     HILOG_INFO("start OnAbilityDisconnectDone");
109     if (connection_ == nullptr) {
110         HILOG_WARN("OnAbilityDisconnectDone connection_ is nullptr");
111         return;
112     }
113     connection_->OnAbilityDisconnectDone(element, resultCode);
114     FileAccessService::GetInstance()->DisconnectAppProxy(connection_);
115     FileAccessService::GetInstance()->RemoveAppProxy(connection_);
116     HILOG_INFO("OnAbilityDisconnectDone resultCode=%{public}d", resultCode);
117 }
118 
ConnectFileExtAbility(const AAFwk::Want & want)119 void AgentFileAccessExtConnection::ConnectFileExtAbility(const AAFwk::Want &want)
120 {
121     ErrCode ret = AAFwk::AbilityManagerClient::GetInstance()->ConnectAbility(want, this, DEFAULT_USER_ID);
122     if (ret != ERR_OK) {
123         HILOG_ERROR("AgentFileAccessExtConnection ConnectAbility failed, ret=%{public}d", ret);
124         return;
125     }
126     HILOG_INFO("AgentFileAccessExtConnection ConnectFileExtAbility success");
127 }
128 
DisconnectFileExtAbility()129 void AgentFileAccessExtConnection::DisconnectFileExtAbility()
130 {
131     ErrCode ret = AAFwk::AbilityManagerClient::GetInstance()->DisconnectAbility(this);
132     if (ret != ERR_OK) {
133         HILOG_ERROR("DisconnectAbility failed, ret=%{public}d", ret);
134         return;
135     }
136     HILOG_INFO("DisconnectFileExtAbility done");
137 }
138 
~AgentFileAccessExtConnection()139 AgentFileAccessExtConnection::~AgentFileAccessExtConnection()
140 {
141 }
142 
143 } // namespace FileAccessFwk
144 } // namespace OHOS
145