platform_system_core/healthd/BatteryMonitor.h

64 lines
1.8 KiB
C++

/*
* Copyright (C) 2013 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 HEALTHD_BATTERYMONITOR_H
#define HEALTHD_BATTERYMONITOR_H
#include <batteryservice/BatteryService.h>
#include <binder/IInterface.h>
#include <utils/String8.h>
#include <utils/Vector.h>
#include "healthd.h"
namespace android {
class BatteryMonitor {
public:
enum PowerSupplyType {
ANDROID_POWER_SUPPLY_TYPE_UNKNOWN = 0,
ANDROID_POWER_SUPPLY_TYPE_AC,
ANDROID_POWER_SUPPLY_TYPE_USB,
ANDROID_POWER_SUPPLY_TYPE_WIRELESS,
ANDROID_POWER_SUPPLY_TYPE_BATTERY
};
void init(struct healthd_config *hc);
bool update(void);
status_t getProperty(int id, struct BatteryProperty *val);
void dumpState(int fd);
private:
struct healthd_config *mHealthdConfig;
Vector<String8> mChargerNames;
bool mBatteryDevicePresent;
int mBatteryFixedCapacity;
int mBatteryFixedTemperature;
struct BatteryProperties props;
int getBatteryStatus(const char* status);
int getBatteryHealth(const char* status);
int readFromFile(const String8& path, char* buf, size_t size);
PowerSupplyType readPowerSupplyType(const String8& path);
bool getBooleanField(const String8& path);
int getIntField(const String8& path);
};
}; // namespace android
#endif // HEALTHD_BATTERY_MONTIOR_H