1 /* 2 * Copyright (C) 2023 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #pragma once 18 19 #include "common/libs/fs/shared_fd.h" 20 #include "common/libs/utils/result.h" 21 22 namespace cuttlefish { 23 24 // A connection to a vhost user input device, allowing to inject events to the 25 // device. 26 class InputConnection { 27 public: 28 InputConnection(SharedFD conn); 29 ~InputConnection() = default; 30 31 Result<void> WriteEvents(const void* data, size_t len); 32 33 private: 34 SharedFD conn_; 35 }; 36 37 } // namespace cuttlefish 38