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 DUPDATE_NET_MANAGER_H 17 #define DUPDATE_NET_MANAGER_H 18 19 #include "singleton.h" 20 21 #include <set> 22 23 #include "dupdate_inet_observer.h" 24 #include "dupdate_net_observer.h" 25 26 namespace OHOS { 27 namespace UpdateEngine { 28 struct NetChangeCallback { 29 std::set<NetType> netTypes; 30 NetObserverCallback function; 31 }; 32 33 class NetManager final : public INetObserverCallback, 34 public std::enable_shared_from_this<NetManager>, 35 public DelayedSingleton<NetManager> { 36 DECLARE_DELAYED_SINGLETON(NetManager); 37 38 public: 39 void Init(); 40 NetType GetNetType(); 41 bool IsNetAvailable(NetType netType = NetType::CELLULAR_AND_WIFI); 42 43 bool RegisterCallback( 44 NetChangeCallbackType callbackType, const std::set<NetType> &netTypes, NetObserverCallback cb); 45 void UnregisterCallback(NetChangeCallbackType callbackType); 46 47 bool OnNetChange(NetType netType) final; 48 49 private: 50 bool IsBaseNetType(NetType netType); 51 52 sptr<NetObserver> observer_ = nullptr; 53 std::mutex netChangeMutex_; 54 NetType netType_ = NetType::NO_NET; 55 std::map<NetChangeCallbackType, NetChangeCallback> netChangeCallbackMap_; 56 }; 57 } // namespace UpdateEngine 58 } // namespace OHOS 59 #endif // DUPDATE_NET_MANAGER_H