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healthd: Reports arbitrary numbers for capacity and temperature when

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connected to fake battery.

Detects if the device is attached to a fake battery if yes, healthd
reports 42% battery charge and 42.2 degrees temperature.

Change-Id: I2508fd91c8d3848ea64f57ab59d20be1c2817913
This commit is contained in:
Ruchi Kandoi 2014-07-10 15:06:21 -07:00
parent 212e979865
commit a78fc23491
1 changed files with 7 additions and 5 deletions
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12
healthd/BatteryMonitor.cpp
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@ -35,6 +35,8 @@
#define POWER_SUPPLY_SUBSYSTEM "power_supply"
#define POWER_SUPPLY_SYSFS_PATH "/sys/class/" POWER_SUPPLY_SUBSYSTEM
#define FAKE_BATTERY_CAPACITY 42
#define FAKE_BATTERY_TEMPERATURE 424
namespace android {
@ -530,11 +532,11 @@ void BatteryMonitor::init(struct healthd_config *hc) {
KLOG_WARNING(LOG_TAG, "BatteryTechnologyPath not found\n");
}
if (property_get("persist.sys.battery.capacity", pval, NULL) > 0)
mBatteryFixedCapacity = (int) strtol(pval, NULL, 10);
if (property_get("persist.sys.battery.temperature", pval, NULL) > 0)
mBatteryFixedTemperature = (int) strtol(pval, NULL, 10);
if (property_get("ro.boot.fake_battery", pval, NULL) > 0
&& strtol(pval, NULL, 10) != 0) {
mBatteryFixedCapacity = FAKE_BATTERY_CAPACITY;
mBatteryFixedTemperature = FAKE_BATTERY_TEMPERATURE;
}
}
}; // namespace android