1 /* 2 * Copyright (C) 2022 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 FRAMEWORKS_SERVICES_MEDIA_MTP_INCLUDE_MTP_OPERATION_UTILS_H_ 16 #define FRAMEWORKS_SERVICES_MEDIA_MTP_INCLUDE_MTP_OPERATION_UTILS_H_ 17 #include <memory> 18 #include <vector> 19 #include "mtp_operation_context.h" 20 #include "payload_data.h" 21 namespace OHOS { 22 namespace Media { 23 class MtpOperationUtils { 24 public: 25 explicit MtpOperationUtils(const std::shared_ptr<MtpOperationContext> &context, bool isInit = false); 26 ~MtpOperationUtils(); 27 28 uint16_t GetRespCommonData(std::shared_ptr<PayloadData> &data, int errorCode); 29 uint16_t GetDeviceInfo(std::shared_ptr<PayloadData> &data, uint16_t containerType, int &errorCode); 30 uint16_t GetNumObjects(std::shared_ptr<PayloadData> &data); 31 uint16_t GetObjectHandles(std::shared_ptr<PayloadData> &data, uint16_t containerType, int &errorCode); 32 uint16_t GetObjectInfo(std::shared_ptr<PayloadData> &data, uint16_t containerType, int &errorCode); 33 uint16_t GetObjectPropDesc(std::shared_ptr<PayloadData> &data, uint16_t containerType, int &errorCode); 34 uint16_t GetObjectPropValue(std::shared_ptr<PayloadData> &data, uint16_t containerType, int &errorCode); 35 void DoSetObjectPropValue(int &errorCode); 36 uint16_t GetObjectPropList(std::shared_ptr<PayloadData> &data, uint16_t containerType, int &errorCode); 37 uint16_t GetObjectReferences(std::shared_ptr<PayloadData> &data, uint16_t containerType, int &errorCode); 38 uint16_t SetObjectReferences(std::shared_ptr<PayloadData> &data); 39 uint16_t GetObjectDataDeal(); 40 uint16_t GetObject(std::shared_ptr<PayloadData> &data, int errorCode); 41 int32_t DoRecevieSendObject(); 42 uint16_t GetThumb(std::shared_ptr<PayloadData> &data, uint16_t containerType, int &errorCode); 43 uint16_t SendObjectInfo(std::shared_ptr<PayloadData> &data, int &errorCode); 44 uint16_t GetPartialObject(std::shared_ptr<PayloadData> &data); 45 uint16_t GetObjectPropsSupported(std::shared_ptr<PayloadData> &data); 46 uint16_t DeleteObject(std::shared_ptr<PayloadData> &data, int &errorCode); 47 uint16_t MoveObject(std::shared_ptr<PayloadData> &data, int &errorCode); 48 uint16_t CopyObject(std::shared_ptr<PayloadData> &data, int &errorCode); 49 uint16_t GetStorageIDs(std::shared_ptr<PayloadData> &data, uint16_t containerType, int &errorCode); 50 uint16_t GetStorageInfo(std::shared_ptr<PayloadData> &data, uint16_t containerType, int &errorCode); 51 uint16_t GetOpenSession(std::shared_ptr<PayloadData> &data, int errorCode); 52 uint16_t GetCloseSession(std::shared_ptr<PayloadData> &data); 53 uint16_t GetPropDesc(std::shared_ptr<PayloadData> &data, uint16_t containerType, int &errorCode); 54 uint16_t GetPropValue(std::shared_ptr<PayloadData> &data, uint16_t containerType, int &errorCode); 55 uint16_t SetDevicePropValueResp(std::shared_ptr<PayloadData> &data); 56 uint16_t ResetDevicePropResp(std::shared_ptr<PayloadData> &data); 57 uint16_t ObjectEvent(std::shared_ptr<PayloadData> &data, const int32_t payload); 58 uint16_t GetPathByHandle(const uint32_t &handle, std::string &path, std::string &realPath); 59 int32_t GetHandleByPaths(std::string path, uint32_t &handle); 60 bool TryAddExternalStorage(const std::string &fsUuid, uint32_t &storageId); 61 bool TryRemoveExternalStorage(const std::string &fsUuid, uint32_t &storageId); 62 static int32_t GetBatteryLevel(); 63 static std::string GetPropertyInner(const std::string &property, const std::string &defValue); 64 static bool SetPropertyInner(const std::string &property, const std::string &value); 65 static void SetIsDevicePropSet(); 66 67 private: 68 uint16_t CheckErrorCode(int errorCode); 69 void PreDealFd(const bool deal, const int fd); 70 void SendEventPacket(uint32_t objectHandle, uint16_t eventCode); 71 uint16_t HasStorage(int &errorCode); 72 int32_t RecevieSendObject(MtpFileRange &object, int fd); 73 void ModifyObjectInfo(); 74 75 std::shared_ptr<MtpOperationContext> context_; 76 }; 77 } // namespace Media 78 } // namespace OHOS 79 #endif // FRAMEWORKS_SERVICES_MEDIA_MTP_INCLUDE_MTP_OPERATION_UTILS_H_ 80