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 #ifndef EXT_OBJECT_H 16 #define EXT_OBJECT_H 17 18 #include <memory> 19 #include <string> 20 #include "edm_errors.h" 21 namespace OHOS { 22 namespace ExternalDeviceManager { 23 enum BusType : uint32_t { 24 BUS_TYPE_INVALID = 0, 25 BUS_TYPE_USB = 1, 26 BUS_TYPE_MAX, 27 BUS_TYPE_TEST, 28 }; 29 30 class DrvBundleStateCallback; 31 class DriverInfoExt { 32 public: 33 virtual ~DriverInfoExt() = default; 34 virtual int32_t Serialize(std::string &str) = 0; 35 virtual int32_t UnSerialize(const std::string &str) = 0; 36 }; 37 38 class DriverInfo : public DriverInfoExt { 39 public: 40 int32_t Serialize(std::string &str) override; 41 int32_t UnSerialize(const std::string &str) override; GetBusName()42 std::string GetBusName() const 43 { 44 return bus_; 45 } GetInfoExt()46 std::shared_ptr<DriverInfoExt> GetInfoExt() const 47 { 48 return driverInfoExt_; 49 } 50 private: 51 friend class DrvBundleStateCallback; 52 std::string bus_; 53 std::string vendor_; 54 std::string version_; 55 std::shared_ptr<DriverInfoExt> driverInfoExt_; 56 }; 57 58 class DeviceInfo { 59 public: 60 DeviceInfo( 61 uint32_t busDeviceId, 62 BusType busType = BusType::BUS_TYPE_INVALID, description_(description)63 const std::string &description = "") : description_(description) 64 { 65 devInfo_.devBusInfo.busType = busType; 66 devInfo_.devBusInfo.busDeviceId = busDeviceId; 67 } 68 virtual ~DeviceInfo() = default; GetBusType()69 BusType GetBusType() const 70 { 71 return devInfo_.devBusInfo.busType; 72 } GetDeviceId()73 uint64_t GetDeviceId() const 74 { 75 return devInfo_.deviceId; 76 } GetBusDevId()77 uint32_t GetBusDevId() const 78 { 79 return devInfo_.devBusInfo.busDeviceId; 80 } GetDeviceDescription()81 const std::string& GetDeviceDescription() const 82 { 83 return description_; 84 } 85 86 private: 87 union DevInfo { 88 uint64_t deviceId; 89 struct { 90 BusType busType; 91 uint32_t busDeviceId; 92 } devBusInfo; 93 } devInfo_; 94 std::string description_ {""}; 95 }; 96 } // namespace ExternalDeviceManager 97 } // namespace OHOS 98 #endif // EXT_OBJECT_H