1 /* 2 * Copyright (c) 2025 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 SERIAL_MANAGER_H 17 #define SERIAL_MANAGER_H 18 19 #include <algorithm> 20 #include <map> 21 #include <mutex> 22 #include <string> 23 #include <vector> 24 #include "v1_0/iserial_interface.h" 25 #include <ipc_skeleton.h> 26 #include "usb_right_manager.h" 27 28 namespace OHOS { 29 namespace SERIAL { 30 class SerialManager { 31 public: 32 SerialManager(); 33 ~SerialManager(); 34 35 int32_t SerialOpen(int32_t portId); 36 int32_t SerialClose(int32_t portId); 37 int32_t SerialRead(int32_t portId, std::vector<uint8_t>& data, uint32_t size, 38 uint32_t &actualSize, uint32_t timeout); 39 int32_t SerialWrite(int32_t portId, const std::vector<uint8_t>& data, uint32_t size, 40 uint32_t &actualSize, uint32_t timeout); 41 int32_t SerialGetAttribute(int32_t portId, OHOS::HDI::Usb::Serial::V1_0::SerialAttribute& attribute); 42 int32_t SerialSetAttribute(int32_t portId, const OHOS::HDI::Usb::Serial::V1_0::SerialAttribute& attribute); 43 int32_t SerialGetPortList(std::vector<OHOS::HDI::Usb::Serial::V1_0::SerialPort>& serialPortList); 44 void SerialPortListDump(int32_t fd, const std::vector<std::string>& args); 45 void ListGetDumpHelp(int32_t fd); 46 void SerialGetAttributeDump(int32_t fd, const std::vector<std::string>& args); 47 bool IsPortIdExist(int32_t portId); 48 void FreeTokenId(int32_t portId, uint32_t tokenId); 49 bool GetSerialPort(int32_t portId, OHOS::HDI::Usb::Serial::V1_0::SerialPort& serialPort); 50 bool CheckDataAndProcessPortId(int32_t fd, const std::vector<std::string>& args, 51 OHOS::HDI::Usb::Serial::V1_0::SerialAttribute attribute); 52 private: 53 bool IsPortStatus(int32_t portId); 54 bool CheckTokenIdValidity(int32_t portId); 55 void UpdateSerialPortMap(std::vector<OHOS::HDI::Usb::Serial::V1_0::SerialPort>& serialPortList); 56 int32_t CheckPortAndTokenId(int32_t portId); 57 void ReportSerialOperateSysEvent(std::string interfaceName, int32_t portId, uint32_t tokenId); 58 void ReportSerialOperateSetAttributeSysEvent(int32_t portId, uint32_t tokenId, 59 const OHOS::HDI::Usb::Serial::V1_0::SerialAttribute& attribute); 60 std::map<int32_t, uint32_t> portTokenMap_; 61 std::map<int32_t, OHOS::HDI::Usb::Serial::V1_0::SerialPort> serialPortMap_; 62 sptr<OHOS::HDI::Usb::Serial::V1_0::ISerialInterface> serial_ = nullptr; 63 std::shared_ptr<USB::UsbRightManager> usbRightManager_; 64 std::mutex serialPortMapMutex_; 65 }; 66 } // namespace SERIAL 67 } // namespace OHOS 68 69 #endif //SERIAL_MANAGER_H 70