1 /* 2 * Copyright (c) 2022-2023 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 OHOS_PASTEBOARD_SERVICES_DEVICE_DM_ADAPTER_H 17 #define OHOS_PASTEBOARD_SERVICES_DEVICE_DM_ADAPTER_H 18 #include <shared_mutex> 19 20 #include "api/visibility.h" 21 #include "common/concurrent_map.h" 22 #ifdef PB_DEVICE_MANAGER_ENABLE 23 #include "dm_device_info.h" 24 #endif 25 26 namespace OHOS::MiscServices { 27 #ifdef PB_DEVICE_MANAGER_ENABLE 28 using namespace OHOS::DistributedHardware; 29 #endif 30 class API_EXPORT DMAdapter { 31 public: 32 static constexpr size_t MAX_ID_LEN = 64; 33 static constexpr size_t RESULT_OK = 0; 34 class DMObserver { 35 public: 36 virtual void Online(const std::string &device) = 0; 37 virtual void Offline(const std::string &device) = 0; 38 virtual void OnReady(const std::string &device) = 0; 39 }; 40 static DMAdapter &GetInstance(); 41 bool Initialize(const std::string &pkgName); 42 void DeInitialize(); 43 const std::string &GetLocalDeviceUdid(); 44 const std::string GetLocalNetworkId(); 45 std::string GetUdidByNetworkId(const std::string &networkId); 46 std::vector<std::string> GetNetworkIds(); 47 int32_t GetLocalDeviceType(); 48 bool IsSameAccount(const std::string &networkId); 49 void SetDevices(); 50 51 #ifdef PB_DEVICE_MANAGER_ENABLE 52 int32_t GetRemoteDeviceInfo(const std::string &networkId, DmDeviceInfo &remoteDevice); 53 std::vector<DmDeviceInfo> GetDevices(); 54 #endif 55 std::string GetDeviceName(const std::string &networkId); 56 void Register(DMObserver *observer); 57 void Unregister(DMObserver *observer); 58 59 private: 60 static constexpr const char *NAME_EX = "dm_adapter"; 61 static constexpr const char *DEVICE_INVALID_NAME = "unknown"; 62 DMAdapter(); 63 ~DMAdapter(); 64 DMAdapter(const DMAdapter& other) = delete; 65 DMAdapter& operator=(const DMAdapter& other) = delete; 66 67 std::string pkgName_; 68 const std::string invalidDeviceUdid_{}; 69 const std::string invalidNetworkId_{}; 70 const std::string invalidUdid_{}; 71 mutable std::mutex mutex_{}; 72 std::string localDeviceUdid_{}; 73 ConcurrentMap<DMObserver *, DMObserver *> observers_; 74 #ifdef PB_DEVICE_MANAGER_ENABLE 75 std::shared_mutex dmMutex_; 76 std::vector<DmDeviceInfo> devices_; 77 #endif 78 }; 79 } // namespace OHOS::MiscServices 80 #endif // OHOS_PASTEBOARD_SERVICES_DEVICE_DM_ADAPTER_H 81