1/* 2 * Copyright (C) 2010 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#ifndef ANDROID_GUI_SENSOR_CHANNEL_H 18#define ANDROID_GUI_SENSOR_CHANNEL_H 19 20#include <stdint.h> 21#include <sys/types.h> 22 23#include <utils/Errors.h> 24#include <utils/RefBase.h> 25 26 27namespace android { 28// ---------------------------------------------------------------------------- 29class Parcel; 30 31class SensorChannel : public RefBase 32{ 33public: 34 35 SensorChannel(); 36 SensorChannel(const Parcel& data); 37 virtual ~SensorChannel(); 38 39 int getFd() const; 40 ssize_t write(void const* vaddr, size_t size); 41 ssize_t read(void* vaddr, size_t size); 42 43 status_t writeToParcel(Parcel* reply) const; 44 45private: 46 int mSendFd; 47 mutable int mReceiveFd; 48}; 49 50// ---------------------------------------------------------------------------- 51}; // namespace android 52 53#endif // ANDROID_GUI_SENSOR_CHANNEL_H 54