1 /* 2 * Copyright (c) 2023-2025 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 HID_DDK_SERVICE_H 17 #define HID_DDK_SERVICE_H 18 19 #include "hid_adapter.h" 20 #include "v1_1/ihid_ddk.h" 21 #include <mutex> 22 #include <unordered_map> 23 24 namespace OHOS { 25 namespace HDI { 26 namespace Input { 27 namespace Ddk { 28 namespace V1_1 { 29 class HidDdkService : public IHidDdk { 30 public: HidDdkService(std::shared_ptr<HidOsAdapter> & osAdapter)31 HidDdkService(std::shared_ptr<HidOsAdapter>& osAdapter) : osAdapter_(osAdapter) {} 32 virtual ~HidDdkService() = default; 33 34 int32_t CreateDevice(const Hid_Device& hidDevice, 35 const Hid_EventProperties& hidEventProperties, uint32_t& deviceId) override; 36 37 int32_t EmitEvent(uint32_t deviceId, const std::vector<Hid_EmitItem>& items) override; 38 39 int32_t DestroyDevice(uint32_t deviceId) override; 40 41 int32_t Init() override; 42 43 int32_t Release() override; 44 45 int32_t Open(uint64_t deviceId, uint8_t interfaceIndex, HidDeviceHandle& dev) override; 46 47 int32_t Close(const HidDeviceHandle& dev) override; 48 49 int32_t Write(const HidDeviceHandle& dev, const std::vector<uint8_t>& data, uint32_t& bytesWritten) override; 50 51 int32_t ReadTimeout(const HidDeviceHandle& dev, std::vector<uint8_t>& data, uint32_t buffSize, int32_t timeout, 52 uint32_t& bytesRead) override; 53 54 int32_t SetNonBlocking(const HidDeviceHandle& dev, int32_t nonBlock) override; 55 56 int32_t GetRawInfo(const HidDeviceHandle& dev, HidRawDevInfo& rawDevInfo) override; 57 58 int32_t GetRawName(const HidDeviceHandle& dev, std::vector<uint8_t>& data, uint32_t buffSize) override; 59 60 int32_t GetPhysicalAddress(const HidDeviceHandle& dev, std::vector<uint8_t>& data, uint32_t buffSize) override; 61 62 int32_t GetRawUniqueId(const HidDeviceHandle& dev, std::vector<uint8_t>& data, uint32_t buffSize) override; 63 64 int32_t SendReport(const HidDeviceHandle& dev, HidReportType reportType, const std::vector<uint8_t>& data) override; 65 66 int32_t GetReport(const HidDeviceHandle& dev, HidReportType reportType, uint8_t reportNumber, 67 std::vector<uint8_t>& data, uint32_t buffSize) override; 68 69 int32_t GetReportDescriptor(const HidDeviceHandle& dev, std::vector<uint8_t>& buf, uint32_t buffSize, 70 uint32_t& bytesRead) override; 71 72 private: 73 std::shared_ptr<HidOsAdapter> osAdapter_; 74 std::mutex fileDescriptorLock_; 75 std::unordered_map<uint32_t, FILE*> fileDescriptorMap_; 76 }; 77 } // V1_1 78 } // Ddk 79 } // Input 80 } // HDI 81 } // OHOS 82 83 #endif // HID_DDK_SERVICE_H