/* * Copyright (C) 2012 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #ifndef PRESSURE_SENSOR_H #define PRESSURE_SENSOR_H #include <stdint.h> #include <errno.h> #include <sys/cdefs.h> #include <sys/types.h> #include <stdint.h> #include <errno.h> #include <sys/cdefs.h> #include <sys/types.h> #include <poll.h> #include <utils/Vector.h> #include <utils/KeyedVector.h> #include "sensors.h" #include "SensorBase.h" #include "InputEventReader.h" class PressureSensor : public SensorBase { public: PressureSensor(const char *sysfs_path); virtual ~PressureSensor(); virtual int getFd() const; virtual int enable(int32_t handle, int enabled); virtual int setDelay(int32_t handle, int64_t ns); virtual int getEnable(int32_t handle); virtual int64_t getDelay(int32_t handle); virtual int64_t getMinDelay() { return mMinDelay; } // only applicable to primary virtual int readEvents(sensors_event_t *data, int count) { return 0; } void fillList(struct sensor_t *list); // default is integrated for secondary bus int isIntegrated() { return (1); } private: char sensor_name[200]; struct sysfs_attrbs { char *pressure_enable; char *pressure_rate; } pressureSysFs; int pressure_fd; int64_t mDelay; int64_t mMinDelay; int mEnable; char* pathP; const char* mSysfsPath; int inv_init_sysfs_attributes(void); }; /*****************************************************************************/ #endif // PRESSURE_SENSOR_H