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 #ifndef LOG_TAG
16 #define LOG_TAG "ClientTypeManager"
17 #endif
18 
19 #include "audio_policy_log.h"
20 #include "client_type_manager.h"
21 
22 namespace OHOS {
23 namespace AudioStandard {
GetInstance()24 ClientTypeManager *ClientTypeManager::GetInstance()
25 {
26     static ClientTypeManager clientTypeManager;
27     return &clientTypeManager;
28 }
29 
GetAndSaveClientType(uint32_t uid,const std::string & bundleName)30 void ClientTypeManager::GetAndSaveClientType(uint32_t uid, const std::string &bundleName)
31 {
32     AUDIO_INFO_LOG("uid: %{public}u, bundle name %{public}s", uid, bundleName.c_str());
33 #ifdef FEATURE_APPGALLERY
34     std::unique_lock<std::mutex> handlerLock(handlerMutex_);
35     if (clientTypeManagerHandler_ == nullptr) {
36         AUDIO_INFO_LOG("Init client type manager");
37         clientTypeManagerHandler_ = std::make_shared<ClientTypeManagerHandler>();
38         if (clientTypeManagerHandler_ != nullptr) {
39             clientTypeManagerHandler_->RegisterClientTypeListener(this);
40         }
41     }
42     handlerLock.unlock();
43 
44     std::unique_lock<std::mutex> lock(clientTypeMapMutex_);
45     auto it = clientTypeMap_.find(uid);
46     if (it != clientTypeMap_.end()) {
47         AUDIO_INFO_LOG("Uid already in map");
48         return;
49     }
50     lock.unlock();
51     if (bundleName == "" || uid == 0) {
52         AUDIO_WARNING_LOG("Get bundle name %{public}s for %{public}u failed", bundleName.c_str(), uid);
53         return;
54     }
55     clientTypeManagerHandler_->SendGetClientType(bundleName.c_str(), uid);
56 #else
57     AUDIO_WARNING_LOG("Get client type is not supported");
58 #endif
59 }
60 
SetQueryClientTypeCallback(const sptr<IStandardAudioPolicyManagerListener> & callback)61 void ClientTypeManager::SetQueryClientTypeCallback(const sptr<IStandardAudioPolicyManagerListener> &callback)
62 {
63     AUDIO_INFO_LOG("In");
64 #ifdef FEATURE_APPGALLERY
65     std::lock_guard<std::mutex> handlerLock(handlerMutex_);
66     if (clientTypeManagerHandler_ == nullptr) {
67         AUDIO_INFO_LOG("Init client type manager");
68         clientTypeManagerHandler_ = std::make_shared<ClientTypeManagerHandler>();
69         if (clientTypeManagerHandler_ != nullptr) {
70             clientTypeManagerHandler_->RegisterClientTypeListener(this);
71         }
72     }
73     clientTypeManagerHandler_->SetQueryClientTypeCallback(callback);
74 #endif
75 }
76 
GetClientTypeByUid(uint32_t uid)77 ClientType ClientTypeManager::GetClientTypeByUid(uint32_t uid)
78 {
79     std::lock_guard<std::mutex> lock(clientTypeMapMutex_);
80     AUDIO_INFO_LOG("uid %{public}u", uid);
81     auto it = clientTypeMap_.find(uid);
82     if (it == clientTypeMap_.end()) {
83         AUDIO_INFO_LOG("Cannot find uid");
84         return CLIENT_TYPE_OTHERS;
85     }
86     return it->second;
87 }
88 
OnClientTypeQueryCompleted(uint32_t uid,ClientType clientType)89 void ClientTypeManager::OnClientTypeQueryCompleted(uint32_t uid, ClientType clientType)
90 {
91     std::lock_guard<std::mutex> lock(clientTypeMapMutex_);
92     AUDIO_INFO_LOG("uid: %{public}u, client type: %{public}d", uid, clientType);
93     clientTypeMap_.insert_or_assign(uid, clientType);
94 }
95 } // namespace AudioStandard
96 } // namespace OHOS
97