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/*
* Copyright (C) 2012 Invensense, Inc.
*
* 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 ANDROID_SENSOR_BASE_H
#define ANDROID_SENSOR_BASE_H
#include <stdint.h>
#include <errno.h>
#include <sys/cdefs.h>
#include <sys/types.h>
#define CALL_MEMBER_FN(pobject, ptrToMember) ((pobject)->*(ptrToMember))
#define MAX_SYSFS_NAME_LEN (100)
#define IIO_BUFFER_LENGTH (480)
/*****************************************************************************/
struct sensors_event_t;
class SensorBase {
protected:
const char *dev_name;
const char *data_name;
char input_name[PATH_MAX];
int dev_fd;
int data_fd;
int openInput(const char* inputName);
int open_device();
int close_device();
public:
SensorBase(const char* dev_name, const char* data_name);
virtual ~SensorBase();
virtual int readEvents(sensors_event_t* data, int count) = 0;
virtual bool hasPendingEvents() const;
virtual int getFd() const;
virtual int setDelay(int32_t handle, int64_t ns);
virtual int enable(int32_t handle, int enabled);
};
/*****************************************************************************/
#endif // ANDROID_SENSOR_BASE_H
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