1 #pragma once 2 /* 3 * Copyright (C) 2017 The Android Open Source Project 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 18 #include <linux/input.h> 19 #include <linux/uinput.h> 20 #include <stdint.h> 21 22 #include <functional> 23 #include <vector> 24 25 namespace vsoc_input_service { 26 27 class VirtualDeviceBase { 28 public: 29 VirtualDeviceBase(const char* device_name, uint16_t product_id); 30 virtual ~VirtualDeviceBase(); 31 32 bool SetUp(); 33 bool EmitEvent(uint16_t type, uint16_t code, uint32_t value); 34 35 protected: 36 virtual const std::vector<const uint32_t>& GetEventTypes() const; 37 virtual const std::vector<const uint32_t>& GetKeys() const; 38 virtual const std::vector<const uint32_t>& GetProperties() const; 39 virtual const std::vector<const uint32_t>& GetAbs() const; 40 41 const char* const device_name_; 42 const uint16_t bus_type_; 43 const uint16_t vendor_id_; 44 const uint16_t product_id_; 45 const uint16_t version_; 46 47 struct uinput_user_dev dev_ {}; 48 int fd_ = -1; 49 }; 50 51 } // namespace vsoc_input_service 52