Merge changes from topic "251425963"

* changes:
  BatteryMonitor: fix build error with health hal v2 updraged
  fastboot: Update health AIDL HAL to V2
  storage: Update health AIDL HAL to V2
  BatteryMonitor: get battery health data from sys file nodes
diff --git a/fastboot/Android.bp b/fastboot/Android.bp
index 765174b..a801900 100644
--- a/fastboot/Android.bp
+++ b/fastboot/Android.bp
@@ -170,7 +170,7 @@
         "android.hardware.fastboot@1.1",
         "android.hardware.fastboot-V1-ndk",
         "android.hardware.health@2.0",
-        "android.hardware.health-V1-ndk",
+        "android.hardware.health-V2-ndk",
         "libasyncio",
         "libbase",
         "libbinder_ndk",
diff --git a/healthd/Android.bp b/healthd/Android.bp
index 76b6ad0..235303f 100644
--- a/healthd/Android.bp
+++ b/healthd/Android.bp
@@ -4,7 +4,6 @@
 
 cc_defaults {
     name: "libbatterymonitor_defaults",
-    srcs: ["BatteryMonitor.cpp"],
     cflags: ["-Wall", "-Werror"],
     vendor_available: true,
     recovery_available: true,
@@ -75,8 +74,9 @@
 cc_library_static {
     name: "libbatterymonitor",
     defaults: ["libbatterymonitor_defaults"],
+    srcs: ["BatteryMonitor.cpp"],
     static_libs: [
-        "android.hardware.health-V1-ndk",
+        "android.hardware.health-V2-ndk",
     ],
     whole_static_libs: [
         // Need to translate HIDL to AIDL to support legacy APIs in
@@ -89,6 +89,7 @@
 cc_library_static {
     name: "libbatterymonitor-V1",
     defaults: ["libbatterymonitor_defaults"],
+    srcs: ["BatteryMonitor_v1.cpp"],
     static_libs: [
         "android.hardware.health-V1-ndk",
     ],
@@ -202,12 +203,12 @@
     defaults: ["libhealthd_charger_ui_defaults"],
 
     static_libs: [
-        "android.hardware.health-V1-ndk",
+        "android.hardware.health-V2-ndk",
         "android.hardware.health-translate-ndk",
     ],
 
     export_static_lib_headers: [
-        "android.hardware.health-V1-ndk",
+        "android.hardware.health-V2-ndk",
     ],
 }
 
@@ -279,7 +280,7 @@
     static_libs: [
         // common
         "android.hardware.health@1.0-convert",
-        "android.hardware.health-V1-ndk",
+        "android.hardware.health-V2-ndk",
         "libbatterymonitor",
         "libcharger_sysprop",
         "libhealthd_charger_nops",
diff --git a/healthd/BatteryMonitor.cpp b/healthd/BatteryMonitor.cpp
index a7571a2..4ea452a 100644
--- a/healthd/BatteryMonitor.cpp
+++ b/healthd/BatteryMonitor.cpp
@@ -55,7 +55,10 @@
 using HealthInfo_2_0 = android::hardware::health::V2_0::HealthInfo;
 using HealthInfo_2_1 = android::hardware::health::V2_1::HealthInfo;
 using aidl::android::hardware::health::BatteryCapacityLevel;
+using aidl::android::hardware::health::BatteryChargingPolicy;
+using aidl::android::hardware::health::BatteryChargingState;
 using aidl::android::hardware::health::BatteryHealth;
+using aidl::android::hardware::health::BatteryHealthData;
 using aidl::android::hardware::health::BatteryStatus;
 using aidl::android::hardware::health::HealthInfo;
 
@@ -227,6 +230,37 @@
     return *ret;
 }
 
+BatteryChargingPolicy getBatteryChargingPolicy(const char* chargingPolicy) {
+    static SysfsStringEnumMap<BatteryChargingPolicy> batteryChargingPolicyMap[] = {
+            {"0", BatteryChargingPolicy::INVALID},   {"1", BatteryChargingPolicy::DEFAULT},
+            {"2", BatteryChargingPolicy::LONG_LIFE}, {"3", BatteryChargingPolicy::ADAPTIVE},
+            {NULL, BatteryChargingPolicy::DEFAULT},
+    };
+
+    auto ret = mapSysfsString(chargingPolicy, batteryChargingPolicyMap);
+    if (!ret) {
+        *ret = BatteryChargingPolicy::DEFAULT;
+    }
+
+    return *ret;
+}
+
+BatteryChargingState getBatteryChargingState(const char* chargingState) {
+    static SysfsStringEnumMap<BatteryChargingState> batteryChargingStateMap[] = {
+            {"0", BatteryChargingState::INVALID},   {"1", BatteryChargingState::NORMAL},
+            {"2", BatteryChargingState::TOO_COLD},  {"3", BatteryChargingState::TOO_HOT},
+            {"4", BatteryChargingState::LONG_LIFE}, {"5", BatteryChargingState::ADAPTIVE},
+            {NULL, BatteryChargingState::NORMAL},
+    };
+
+    auto ret = mapSysfsString(chargingState, batteryChargingStateMap);
+    if (!ret) {
+        *ret = BatteryChargingState::NORMAL;
+    }
+
+    return *ret;
+}
+
 static int readFromFile(const String8& path, std::string* buf) {
     buf->clear();
     if (android::base::ReadFileToString(path.c_str(), buf)) {
@@ -235,6 +269,10 @@
     return buf->length();
 }
 
+static bool writeToFile(const String8& path, int32_t in_value) {
+    return android::base::WriteStringToFile(std::to_string(in_value), path.c_str());
+}
+
 static BatteryMonitor::PowerSupplyType readPowerSupplyType(const String8& path) {
     static SysfsStringEnumMap<int> supplyTypeMap[] = {
             {"Unknown", BatteryMonitor::ANDROID_POWER_SUPPLY_TYPE_UNKNOWN},
@@ -336,6 +374,17 @@
         mHealthInfo->batteryFullChargeDesignCapacityUah =
                 getIntField(mHealthdConfig->batteryFullChargeDesignCapacityUahPath);
 
+    if (!mHealthdConfig->batteryStateOfHealthPath.isEmpty())
+        mHealthInfo->batteryStateOfHealth = getIntField(mHealthdConfig->batteryStateOfHealthPath);
+
+    if (!mHealthdConfig->batteryManufacturingDatePath.isEmpty())
+        mHealthInfo->batteryHealthData->batteryManufacturingDateSeconds =
+                getIntField(mHealthdConfig->batteryManufacturingDatePath);
+
+    if (!mHealthdConfig->batteryFirstUsageDatePath.isEmpty())
+        mHealthInfo->batteryHealthData->batteryFirstUsageSeconds =
+                getIntField(mHealthdConfig->batteryFirstUsageDatePath);
+
     mHealthInfo->batteryTemperatureTenthsCelsius =
             mBatteryFixedTemperature ? mBatteryFixedTemperature
                                      : getIntField(mHealthdConfig->batteryTemperaturePath);
@@ -354,6 +403,12 @@
     if (readFromFile(mHealthdConfig->batteryTechnologyPath, &buf) > 0)
         mHealthInfo->batteryTechnology = String8(buf.c_str());
 
+    if (readFromFile(mHealthdConfig->chargingPolicyPath, &buf) > 0)
+        mHealthInfo->chargingPolicy = getBatteryChargingPolicy(buf.c_str());
+
+    if (readFromFile(mHealthdConfig->chargingStatePath, &buf) > 0)
+        mHealthInfo->chargingState = getBatteryChargingState(buf.c_str());
+
     double MaxPower = 0;
 
     for (size_t i = 0; i < mChargerNames.size(); i++) {
@@ -476,6 +531,43 @@
     return static_cast<int>(result);
 }
 
+status_t BatteryMonitor::setChargingPolicy(int value) {
+    status_t ret = NAME_NOT_FOUND;
+    bool result;
+    if (!mHealthdConfig->chargingPolicyPath.isEmpty()) {
+        result = writeToFile(mHealthdConfig->chargingPolicyPath, value);
+        if (!result) {
+            KLOG_WARNING(LOG_TAG, "setChargingPolicy fail\n");
+            ret = BAD_VALUE;
+        } else {
+            ret = OK;
+        }
+    }
+    return ret;
+}
+
+int BatteryMonitor::getChargingPolicy() {
+    BatteryChargingPolicy result = BatteryChargingPolicy::DEFAULT;
+    if (!mHealthdConfig->chargingPolicyPath.isEmpty()) {
+        std::string buf;
+        if (readFromFile(mHealthdConfig->chargingPolicyPath, &buf) > 0)
+            result = getBatteryChargingPolicy(buf.c_str());
+    }
+    return static_cast<int>(result);
+}
+
+int BatteryMonitor::getBatteryHealthData(int id) {
+    if (id == BATTERY_PROP_MANUFACTURING_DATE) {
+        if (!mHealthdConfig->batteryManufacturingDatePath.isEmpty())
+            return getIntField(mHealthdConfig->batteryManufacturingDatePath);
+    }
+    if (id == BATTERY_PROP_FIRST_USAGE_DATE) {
+        if (!mHealthdConfig->batteryFirstUsageDatePath.isEmpty())
+            return getIntField(mHealthdConfig->batteryFirstUsageDatePath);
+    }
+    return 0;
+}
+
 status_t BatteryMonitor::getProperty(int id, struct BatteryProperty *val) {
     status_t ret = BAD_VALUE;
     std::string buf;
@@ -536,6 +628,21 @@
         ret = OK;
         break;
 
+    case BATTERY_PROP_CHARGING_POLICY:
+        val->valueInt64 = getChargingPolicy();
+        ret = OK;
+        break;
+
+    case BATTERY_PROP_MANUFACTURING_DATE:
+        val->valueInt64 = getBatteryHealthData(BATTERY_PROP_MANUFACTURING_DATE);
+        ret = OK;
+        break;
+
+    case BATTERY_PROP_FIRST_USAGE_DATE:
+        val->valueInt64 = getBatteryHealthData(BATTERY_PROP_FIRST_USAGE_DATE);
+        ret = OK;
+        break;
+
     default:
         break;
     }
@@ -758,6 +865,44 @@
                         mHealthdConfig->batteryTechnologyPath = path;
                 }
 
+                if (mHealthdConfig->batteryStateOfHealthPath.isEmpty()) {
+                    path.clear();
+                    path.appendFormat("%s/%s/state_of_health", POWER_SUPPLY_SYSFS_PATH, name);
+                    if (access(path, R_OK) == 0) {
+                        mHealthdConfig->batteryStateOfHealthPath = path;
+                    } else {
+                        path.clear();
+                        path.appendFormat("%s/%s/health_index", POWER_SUPPLY_SYSFS_PATH, name);
+                        if (access(path, R_OK) == 0)
+                            mHealthdConfig->batteryStateOfHealthPath = path;
+                    }
+                }
+
+                if (mHealthdConfig->batteryManufacturingDatePath.isEmpty()) {
+                    path.clear();
+                    path.appendFormat("%s/%s/manufacturing_date", POWER_SUPPLY_SYSFS_PATH, name);
+                    if (access(path, R_OK) == 0)
+                        mHealthdConfig->batteryManufacturingDatePath = path;
+                }
+
+                if (mHealthdConfig->batteryFirstUsageDatePath.isEmpty()) {
+                    path.clear();
+                    path.appendFormat("%s/%s/first_usage_date", POWER_SUPPLY_SYSFS_PATH, name);
+                    if (access(path, R_OK) == 0) mHealthdConfig->batteryFirstUsageDatePath = path;
+                }
+
+                if (mHealthdConfig->chargingStatePath.isEmpty()) {
+                    path.clear();
+                    path.appendFormat("%s/%s/charging_state", POWER_SUPPLY_SYSFS_PATH, name);
+                    if (access(path, R_OK) == 0) mHealthdConfig->chargingStatePath = path;
+                }
+
+                if (mHealthdConfig->chargingPolicyPath.isEmpty()) {
+                    path.clear();
+                    path.appendFormat("%s/%s/charging_policy", POWER_SUPPLY_SYSFS_PATH, name);
+                    if (access(path, R_OK) == 0) mHealthdConfig->chargingPolicyPath = path;
+                }
+
                 break;
 
             case ANDROID_POWER_SUPPLY_TYPE_UNKNOWN:
@@ -810,6 +955,16 @@
             KLOG_WARNING(LOG_TAG, "batteryChargeTimeToFullNowPath. not found\n");
         if (mHealthdConfig->batteryFullChargeDesignCapacityUahPath.isEmpty())
             KLOG_WARNING(LOG_TAG, "batteryFullChargeDesignCapacityUahPath. not found\n");
+        if (mHealthdConfig->batteryStateOfHealthPath.isEmpty())
+            KLOG_WARNING(LOG_TAG, "batteryStateOfHealthPath not found\n");
+        if (mHealthdConfig->batteryManufacturingDatePath.isEmpty())
+            KLOG_WARNING(LOG_TAG, "batteryManufacturingDatePath not found\n");
+        if (mHealthdConfig->batteryFirstUsageDatePath.isEmpty())
+            KLOG_WARNING(LOG_TAG, "batteryFirstUsageDatePath not found\n");
+        if (mHealthdConfig->chargingStatePath.isEmpty())
+            KLOG_WARNING(LOG_TAG, "chargingStatePath not found\n");
+        if (mHealthdConfig->chargingPolicyPath.isEmpty())
+            KLOG_WARNING(LOG_TAG, "chargingPolicyPath not found\n");
     }
 
     if (property_get("ro.boot.fake_battery", pval, NULL) > 0
diff --git a/healthd/BatteryMonitor_v1.cpp b/healthd/BatteryMonitor_v1.cpp
new file mode 100644
index 0000000..b87c493
--- /dev/null
+++ b/healthd/BatteryMonitor_v1.cpp
@@ -0,0 +1,822 @@
+/*
+ * 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.
+ */
+
+#define LOG_TAG "healthd"
+
+#include <healthd/healthd.h>
+#include <healthd/BatteryMonitor_v1.h>
+
+#include <dirent.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <sys/types.h>
+#include <unistd.h>
+
+#include <algorithm>
+#include <memory>
+#include <optional>
+
+#include <aidl/android/hardware/health/HealthInfo.h>
+#include <android-base/file.h>
+#include <android-base/parseint.h>
+#include <android-base/strings.h>
+#include <android/hardware/health/2.1/types.h>
+#include <android/hardware/health/translate-ndk.h>
+#include <batteryservice/BatteryService.h>
+#include <cutils/klog.h>
+#include <cutils/properties.h>
+#include <utils/Errors.h>
+#include <utils/String8.h>
+#include <utils/Vector.h>
+
+#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
+#define MILLION 1.0e6
+#define DEFAULT_VBUS_VOLTAGE 5000000
+
+using HealthInfo_1_0 = android::hardware::health::V1_0::HealthInfo;
+using HealthInfo_2_0 = android::hardware::health::V2_0::HealthInfo;
+using HealthInfo_2_1 = android::hardware::health::V2_1::HealthInfo;
+using aidl::android::hardware::health::BatteryCapacityLevel;
+using aidl::android::hardware::health::BatteryHealth;
+using aidl::android::hardware::health::BatteryStatus;
+using aidl::android::hardware::health::HealthInfo;
+
+namespace {
+
+// Translate from AIDL back to HIDL definition for getHealthInfo_*_* calls.
+// Skips storageInfo and diskStats.
+void translateToHidl(const ::aidl::android::hardware::health::HealthInfo& in,
+                     ::android::hardware::health::V1_0::HealthInfo* out) {
+    out->chargerAcOnline = in.chargerAcOnline;
+    out->chargerUsbOnline = in.chargerUsbOnline;
+    out->chargerWirelessOnline = in.chargerWirelessOnline;
+    out->maxChargingCurrent = in.maxChargingCurrentMicroamps;
+    out->maxChargingVoltage = in.maxChargingVoltageMicrovolts;
+    out->batteryStatus =
+            static_cast<::android::hardware::health::V1_0::BatteryStatus>(in.batteryStatus);
+    out->batteryHealth =
+            static_cast<::android::hardware::health::V1_0::BatteryHealth>(in.batteryHealth);
+    out->batteryPresent = in.batteryPresent;
+    out->batteryLevel = in.batteryLevel;
+    out->batteryVoltage = in.batteryVoltageMillivolts;
+    out->batteryTemperature = in.batteryTemperatureTenthsCelsius;
+    out->batteryCurrent = in.batteryCurrentMicroamps;
+    out->batteryCycleCount = in.batteryCycleCount;
+    out->batteryFullCharge = in.batteryFullChargeUah;
+    out->batteryChargeCounter = in.batteryChargeCounterUah;
+    out->batteryTechnology = in.batteryTechnology;
+}
+
+void translateToHidl(const ::aidl::android::hardware::health::HealthInfo& in,
+                     ::android::hardware::health::V2_0::HealthInfo* out) {
+    translateToHidl(in, &out->legacy);
+    out->batteryCurrentAverage = in.batteryCurrentAverageMicroamps;
+    // Skip storageInfo and diskStats
+}
+
+void translateToHidl(const ::aidl::android::hardware::health::HealthInfo& in,
+                     ::android::hardware::health::V2_1::HealthInfo* out) {
+    translateToHidl(in, &out->legacy);
+    out->batteryCapacityLevel = static_cast<android::hardware::health::V2_1::BatteryCapacityLevel>(
+            in.batteryCapacityLevel);
+    out->batteryChargeTimeToFullNowSeconds = in.batteryChargeTimeToFullNowSeconds;
+    out->batteryFullChargeDesignCapacityUah = in.batteryFullChargeDesignCapacityUah;
+}
+
+}  // namespace
+
+namespace android {
+
+template <typename T>
+struct SysfsStringEnumMap {
+    const char* s;
+    T val;
+};
+
+template <typename T>
+static std::optional<T> mapSysfsString(const char* str, SysfsStringEnumMap<T> map[]) {
+    for (int i = 0; map[i].s; i++)
+        if (!strcmp(str, map[i].s))
+            return map[i].val;
+
+    return std::nullopt;
+}
+
+static void initHealthInfo(HealthInfo* health_info) {
+    *health_info = {
+            .batteryCapacityLevel = BatteryCapacityLevel::UNSUPPORTED,
+            .batteryChargeTimeToFullNowSeconds =
+                    (int64_t)HealthInfo::BATTERY_CHARGE_TIME_TO_FULL_NOW_SECONDS_UNSUPPORTED,
+            .batteryStatus = BatteryStatus::UNKNOWN,
+            .batteryHealth = BatteryHealth::UNKNOWN,
+    };
+}
+
+BatteryMonitor::BatteryMonitor()
+    : mHealthdConfig(nullptr),
+      mBatteryDevicePresent(false),
+      mBatteryFixedCapacity(0),
+      mBatteryFixedTemperature(0),
+      mHealthInfo(std::make_unique<HealthInfo>()) {
+    initHealthInfo(mHealthInfo.get());
+}
+
+BatteryMonitor::~BatteryMonitor() {}
+
+HealthInfo_1_0 BatteryMonitor::getHealthInfo_1_0() const {
+    HealthInfo_1_0 health_info_1_0;
+    translateToHidl(*mHealthInfo, &health_info_1_0);
+    return health_info_1_0;
+}
+
+HealthInfo_2_0 BatteryMonitor::getHealthInfo_2_0() const {
+    HealthInfo_2_0 health_info_2_0;
+    translateToHidl(*mHealthInfo, &health_info_2_0);
+    return health_info_2_0;
+}
+
+HealthInfo_2_1 BatteryMonitor::getHealthInfo_2_1() const {
+    HealthInfo_2_1 health_info_2_1;
+    translateToHidl(*mHealthInfo, &health_info_2_1);
+    return health_info_2_1;
+}
+
+const HealthInfo& BatteryMonitor::getHealthInfo() const {
+    return *mHealthInfo;
+}
+
+BatteryStatus getBatteryStatus(const char* status) {
+    static SysfsStringEnumMap<BatteryStatus> batteryStatusMap[] = {
+            {"Unknown", BatteryStatus::UNKNOWN},
+            {"Charging", BatteryStatus::CHARGING},
+            {"Discharging", BatteryStatus::DISCHARGING},
+            {"Not charging", BatteryStatus::NOT_CHARGING},
+            {"Full", BatteryStatus::FULL},
+            {NULL, BatteryStatus::UNKNOWN},
+    };
+
+    auto ret = mapSysfsString(status, batteryStatusMap);
+    if (!ret) {
+        KLOG_WARNING(LOG_TAG, "Unknown battery status '%s'\n", status);
+        *ret = BatteryStatus::UNKNOWN;
+    }
+
+    return *ret;
+}
+
+BatteryCapacityLevel getBatteryCapacityLevel(const char* capacityLevel) {
+    static SysfsStringEnumMap<BatteryCapacityLevel> batteryCapacityLevelMap[] = {
+            {"Unknown", BatteryCapacityLevel::UNKNOWN},
+            {"Critical", BatteryCapacityLevel::CRITICAL},
+            {"Low", BatteryCapacityLevel::LOW},
+            {"Normal", BatteryCapacityLevel::NORMAL},
+            {"High", BatteryCapacityLevel::HIGH},
+            {"Full", BatteryCapacityLevel::FULL},
+            {NULL, BatteryCapacityLevel::UNSUPPORTED},
+    };
+
+    auto ret = mapSysfsString(capacityLevel, batteryCapacityLevelMap);
+    if (!ret) {
+        KLOG_WARNING(LOG_TAG, "Unsupported battery capacity level '%s'\n", capacityLevel);
+        *ret = BatteryCapacityLevel::UNSUPPORTED;
+    }
+
+    return *ret;
+}
+
+BatteryHealth getBatteryHealth(const char* status) {
+    static SysfsStringEnumMap<BatteryHealth> batteryHealthMap[] = {
+            {"Unknown", BatteryHealth::UNKNOWN},
+            {"Good", BatteryHealth::GOOD},
+            {"Overheat", BatteryHealth::OVERHEAT},
+            {"Dead", BatteryHealth::DEAD},
+            {"Over voltage", BatteryHealth::OVER_VOLTAGE},
+            {"Unspecified failure", BatteryHealth::UNSPECIFIED_FAILURE},
+            {"Cold", BatteryHealth::COLD},
+            // battery health values from JEITA spec
+            {"Warm", BatteryHealth::GOOD},
+            {"Cool", BatteryHealth::GOOD},
+            {"Hot", BatteryHealth::OVERHEAT},
+            {NULL, BatteryHealth::UNKNOWN},
+    };
+
+    auto ret = mapSysfsString(status, batteryHealthMap);
+    if (!ret) {
+        KLOG_WARNING(LOG_TAG, "Unknown battery health '%s'\n", status);
+        *ret = BatteryHealth::UNKNOWN;
+    }
+
+    return *ret;
+}
+
+static int readFromFile(const String8& path, std::string* buf) {
+    buf->clear();
+    if (android::base::ReadFileToString(path.c_str(), buf)) {
+        *buf = android::base::Trim(*buf);
+    }
+    return buf->length();
+}
+
+static BatteryMonitor::PowerSupplyType readPowerSupplyType(const String8& path) {
+    static SysfsStringEnumMap<int> supplyTypeMap[] = {
+            {"Unknown", BatteryMonitor::ANDROID_POWER_SUPPLY_TYPE_UNKNOWN},
+            {"Battery", BatteryMonitor::ANDROID_POWER_SUPPLY_TYPE_BATTERY},
+            {"UPS", BatteryMonitor::ANDROID_POWER_SUPPLY_TYPE_AC},
+            {"Mains", BatteryMonitor::ANDROID_POWER_SUPPLY_TYPE_AC},
+            {"USB", BatteryMonitor::ANDROID_POWER_SUPPLY_TYPE_USB},
+            {"USB_DCP", BatteryMonitor::ANDROID_POWER_SUPPLY_TYPE_AC},
+            {"USB_HVDCP", BatteryMonitor::ANDROID_POWER_SUPPLY_TYPE_AC},
+            {"USB_CDP", BatteryMonitor::ANDROID_POWER_SUPPLY_TYPE_AC},
+            {"USB_ACA", BatteryMonitor::ANDROID_POWER_SUPPLY_TYPE_AC},
+            {"USB_C", BatteryMonitor::ANDROID_POWER_SUPPLY_TYPE_AC},
+            {"USB_PD", BatteryMonitor::ANDROID_POWER_SUPPLY_TYPE_AC},
+            {"USB_PD_DRP", BatteryMonitor::ANDROID_POWER_SUPPLY_TYPE_USB},
+            {"Wireless", BatteryMonitor::ANDROID_POWER_SUPPLY_TYPE_WIRELESS},
+            {"Dock", BatteryMonitor::ANDROID_POWER_SUPPLY_TYPE_DOCK},
+            {NULL, 0},
+    };
+    std::string buf;
+
+    if (readFromFile(path, &buf) <= 0) {
+        return BatteryMonitor::ANDROID_POWER_SUPPLY_TYPE_UNKNOWN;
+    }
+
+    auto ret = mapSysfsString(buf.c_str(), supplyTypeMap);
+    if (!ret) {
+        KLOG_WARNING(LOG_TAG, "Unknown power supply type '%s'\n", buf.c_str());
+        *ret = BatteryMonitor::ANDROID_POWER_SUPPLY_TYPE_UNKNOWN;
+    }
+
+    return static_cast<BatteryMonitor::PowerSupplyType>(*ret);
+}
+
+static bool getBooleanField(const String8& path) {
+    std::string buf;
+    bool value = false;
+
+    if (readFromFile(path, &buf) > 0)
+        if (buf[0] != '0')
+            value = true;
+
+    return value;
+}
+
+static int getIntField(const String8& path) {
+    std::string buf;
+    int value = 0;
+
+    if (readFromFile(path, &buf) > 0)
+        android::base::ParseInt(buf, &value);
+
+    return value;
+}
+
+static bool isScopedPowerSupply(const char* name) {
+    constexpr char kScopeDevice[] = "Device";
+
+    String8 path;
+    path.appendFormat("%s/%s/scope", POWER_SUPPLY_SYSFS_PATH, name);
+    std::string scope;
+    return (readFromFile(path, &scope) > 0 && scope == kScopeDevice);
+}
+
+void BatteryMonitor::updateValues(void) {
+    initHealthInfo(mHealthInfo.get());
+
+    if (!mHealthdConfig->batteryPresentPath.isEmpty())
+        mHealthInfo->batteryPresent = getBooleanField(mHealthdConfig->batteryPresentPath);
+    else
+        mHealthInfo->batteryPresent = mBatteryDevicePresent;
+
+    mHealthInfo->batteryLevel = mBatteryFixedCapacity
+                                        ? mBatteryFixedCapacity
+                                        : getIntField(mHealthdConfig->batteryCapacityPath);
+    mHealthInfo->batteryVoltageMillivolts = getIntField(mHealthdConfig->batteryVoltagePath) / 1000;
+
+    if (!mHealthdConfig->batteryCurrentNowPath.isEmpty())
+        mHealthInfo->batteryCurrentMicroamps = getIntField(mHealthdConfig->batteryCurrentNowPath);
+
+    if (!mHealthdConfig->batteryFullChargePath.isEmpty())
+        mHealthInfo->batteryFullChargeUah = getIntField(mHealthdConfig->batteryFullChargePath);
+
+    if (!mHealthdConfig->batteryCycleCountPath.isEmpty())
+        mHealthInfo->batteryCycleCount = getIntField(mHealthdConfig->batteryCycleCountPath);
+
+    if (!mHealthdConfig->batteryChargeCounterPath.isEmpty())
+        mHealthInfo->batteryChargeCounterUah =
+                getIntField(mHealthdConfig->batteryChargeCounterPath);
+
+    if (!mHealthdConfig->batteryCurrentAvgPath.isEmpty())
+        mHealthInfo->batteryCurrentAverageMicroamps =
+                getIntField(mHealthdConfig->batteryCurrentAvgPath);
+
+    if (!mHealthdConfig->batteryChargeTimeToFullNowPath.isEmpty())
+        mHealthInfo->batteryChargeTimeToFullNowSeconds =
+                getIntField(mHealthdConfig->batteryChargeTimeToFullNowPath);
+
+    if (!mHealthdConfig->batteryFullChargeDesignCapacityUahPath.isEmpty())
+        mHealthInfo->batteryFullChargeDesignCapacityUah =
+                getIntField(mHealthdConfig->batteryFullChargeDesignCapacityUahPath);
+
+    mHealthInfo->batteryTemperatureTenthsCelsius =
+            mBatteryFixedTemperature ? mBatteryFixedTemperature
+                                     : getIntField(mHealthdConfig->batteryTemperaturePath);
+
+    std::string buf;
+
+    if (readFromFile(mHealthdConfig->batteryCapacityLevelPath, &buf) > 0)
+        mHealthInfo->batteryCapacityLevel = getBatteryCapacityLevel(buf.c_str());
+
+    if (readFromFile(mHealthdConfig->batteryStatusPath, &buf) > 0)
+        mHealthInfo->batteryStatus = getBatteryStatus(buf.c_str());
+
+    if (readFromFile(mHealthdConfig->batteryHealthPath, &buf) > 0)
+        mHealthInfo->batteryHealth = getBatteryHealth(buf.c_str());
+
+    if (readFromFile(mHealthdConfig->batteryTechnologyPath, &buf) > 0)
+        mHealthInfo->batteryTechnology = String8(buf.c_str());
+
+    double MaxPower = 0;
+
+    for (size_t i = 0; i < mChargerNames.size(); i++) {
+        String8 path;
+        path.appendFormat("%s/%s/online", POWER_SUPPLY_SYSFS_PATH,
+                          mChargerNames[i].string());
+        if (getIntField(path)) {
+            path.clear();
+            path.appendFormat("%s/%s/type", POWER_SUPPLY_SYSFS_PATH,
+                              mChargerNames[i].string());
+            switch(readPowerSupplyType(path)) {
+            case ANDROID_POWER_SUPPLY_TYPE_AC:
+                mHealthInfo->chargerAcOnline = true;
+                break;
+            case ANDROID_POWER_SUPPLY_TYPE_USB:
+                mHealthInfo->chargerUsbOnline = true;
+                break;
+            case ANDROID_POWER_SUPPLY_TYPE_WIRELESS:
+                mHealthInfo->chargerWirelessOnline = true;
+                break;
+            case ANDROID_POWER_SUPPLY_TYPE_DOCK:
+                mHealthInfo->chargerDockOnline = true;
+                break;
+            default:
+                path.clear();
+                path.appendFormat("%s/%s/is_dock", POWER_SUPPLY_SYSFS_PATH,
+                                  mChargerNames[i].string());
+                if (access(path.string(), R_OK) == 0)
+                    mHealthInfo->chargerDockOnline = true;
+                else
+                    KLOG_WARNING(LOG_TAG, "%s: Unknown power supply type\n",
+                                 mChargerNames[i].string());
+            }
+            path.clear();
+            path.appendFormat("%s/%s/current_max", POWER_SUPPLY_SYSFS_PATH,
+                              mChargerNames[i].string());
+            int ChargingCurrent =
+                    (access(path.string(), R_OK) == 0) ? getIntField(path) : 0;
+
+            path.clear();
+            path.appendFormat("%s/%s/voltage_max", POWER_SUPPLY_SYSFS_PATH,
+                              mChargerNames[i].string());
+
+            int ChargingVoltage =
+                (access(path.string(), R_OK) == 0) ? getIntField(path) :
+                DEFAULT_VBUS_VOLTAGE;
+
+            double power = ((double)ChargingCurrent / MILLION) *
+                           ((double)ChargingVoltage / MILLION);
+            if (MaxPower < power) {
+                mHealthInfo->maxChargingCurrentMicroamps = ChargingCurrent;
+                mHealthInfo->maxChargingVoltageMicrovolts = ChargingVoltage;
+                MaxPower = power;
+            }
+        }
+    }
+}
+
+static void doLogValues(const HealthInfo& props, const struct healthd_config& healthd_config) {
+    char dmesgline[256];
+    size_t len;
+    if (props.batteryPresent) {
+        snprintf(dmesgline, sizeof(dmesgline), "battery l=%d v=%d t=%s%d.%d h=%d st=%d",
+                 props.batteryLevel, props.batteryVoltageMillivolts,
+                 props.batteryTemperatureTenthsCelsius < 0 ? "-" : "",
+                 abs(props.batteryTemperatureTenthsCelsius / 10),
+                 abs(props.batteryTemperatureTenthsCelsius % 10), props.batteryHealth,
+                 props.batteryStatus);
+
+        len = strlen(dmesgline);
+        if (!healthd_config.batteryCurrentNowPath.isEmpty()) {
+            len += snprintf(dmesgline + len, sizeof(dmesgline) - len, " c=%d",
+                            props.batteryCurrentMicroamps);
+        }
+
+        if (!healthd_config.batteryFullChargePath.isEmpty()) {
+            len += snprintf(dmesgline + len, sizeof(dmesgline) - len, " fc=%d",
+                            props.batteryFullChargeUah);
+        }
+
+        if (!healthd_config.batteryCycleCountPath.isEmpty()) {
+            len += snprintf(dmesgline + len, sizeof(dmesgline) - len, " cc=%d",
+                            props.batteryCycleCount);
+        }
+    } else {
+        len = snprintf(dmesgline, sizeof(dmesgline), "battery none");
+    }
+
+    snprintf(dmesgline + len, sizeof(dmesgline) - len, " chg=%s%s%s%s",
+             props.chargerAcOnline ? "a" : "", props.chargerUsbOnline ? "u" : "",
+             props.chargerWirelessOnline ? "w" : "", props.chargerDockOnline ? "d" : "");
+
+    KLOG_WARNING(LOG_TAG, "%s\n", dmesgline);
+}
+
+void BatteryMonitor::logValues(const HealthInfo_2_1& health_info,
+                               const struct healthd_config& healthd_config) {
+    HealthInfo aidl_health_info;
+    (void)android::h2a::translate(health_info, &aidl_health_info);
+    doLogValues(aidl_health_info, healthd_config);
+}
+
+void BatteryMonitor::logValues(void) {
+    doLogValues(*mHealthInfo, *mHealthdConfig);
+}
+
+bool BatteryMonitor::isChargerOnline() {
+    const HealthInfo& props = *mHealthInfo;
+    return props.chargerAcOnline | props.chargerUsbOnline | props.chargerWirelessOnline |
+           props.chargerDockOnline;
+}
+
+int BatteryMonitor::getChargeStatus() {
+    BatteryStatus result = BatteryStatus::UNKNOWN;
+    if (!mHealthdConfig->batteryStatusPath.isEmpty()) {
+        std::string buf;
+        if (readFromFile(mHealthdConfig->batteryStatusPath, &buf) > 0)
+            result = getBatteryStatus(buf.c_str());
+    }
+    return static_cast<int>(result);
+}
+
+status_t BatteryMonitor::getProperty(int id, struct BatteryProperty *val) {
+    status_t ret = BAD_VALUE;
+    std::string buf;
+
+    val->valueInt64 = LONG_MIN;
+
+    switch(id) {
+    case BATTERY_PROP_CHARGE_COUNTER:
+        if (!mHealthdConfig->batteryChargeCounterPath.isEmpty()) {
+            val->valueInt64 =
+                getIntField(mHealthdConfig->batteryChargeCounterPath);
+            ret = OK;
+        } else {
+            ret = NAME_NOT_FOUND;
+        }
+        break;
+
+    case BATTERY_PROP_CURRENT_NOW:
+        if (!mHealthdConfig->batteryCurrentNowPath.isEmpty()) {
+            val->valueInt64 =
+                getIntField(mHealthdConfig->batteryCurrentNowPath);
+            ret = OK;
+        } else {
+            ret = NAME_NOT_FOUND;
+        }
+        break;
+
+    case BATTERY_PROP_CURRENT_AVG:
+        if (!mHealthdConfig->batteryCurrentAvgPath.isEmpty()) {
+            val->valueInt64 =
+                getIntField(mHealthdConfig->batteryCurrentAvgPath);
+            ret = OK;
+        } else {
+            ret = NAME_NOT_FOUND;
+        }
+        break;
+
+    case BATTERY_PROP_CAPACITY:
+        if (!mHealthdConfig->batteryCapacityPath.isEmpty()) {
+            val->valueInt64 =
+                getIntField(mHealthdConfig->batteryCapacityPath);
+            ret = OK;
+        } else {
+            ret = NAME_NOT_FOUND;
+        }
+        break;
+
+    case BATTERY_PROP_ENERGY_COUNTER:
+        if (mHealthdConfig->energyCounter) {
+            ret = mHealthdConfig->energyCounter(&val->valueInt64);
+        } else {
+            ret = NAME_NOT_FOUND;
+        }
+        break;
+
+    case BATTERY_PROP_BATTERY_STATUS:
+        val->valueInt64 = getChargeStatus();
+        ret = OK;
+        break;
+
+    default:
+        break;
+    }
+
+    return ret;
+}
+
+void BatteryMonitor::dumpState(int fd) {
+    int v;
+    char vs[128];
+    const HealthInfo& props = *mHealthInfo;
+
+    snprintf(vs, sizeof(vs),
+             "ac: %d usb: %d wireless: %d dock: %d current_max: %d voltage_max: %d\n",
+             props.chargerAcOnline, props.chargerUsbOnline, props.chargerWirelessOnline,
+             props.chargerDockOnline, props.maxChargingCurrentMicroamps,
+             props.maxChargingVoltageMicrovolts);
+    write(fd, vs, strlen(vs));
+    snprintf(vs, sizeof(vs), "status: %d health: %d present: %d\n",
+             props.batteryStatus, props.batteryHealth, props.batteryPresent);
+    write(fd, vs, strlen(vs));
+    snprintf(vs, sizeof(vs), "level: %d voltage: %d temp: %d\n", props.batteryLevel,
+             props.batteryVoltageMillivolts, props.batteryTemperatureTenthsCelsius);
+    write(fd, vs, strlen(vs));
+
+    if (!mHealthdConfig->batteryCurrentNowPath.isEmpty()) {
+        v = getIntField(mHealthdConfig->batteryCurrentNowPath);
+        snprintf(vs, sizeof(vs), "current now: %d\n", v);
+        write(fd, vs, strlen(vs));
+    }
+
+    if (!mHealthdConfig->batteryCurrentAvgPath.isEmpty()) {
+        v = getIntField(mHealthdConfig->batteryCurrentAvgPath);
+        snprintf(vs, sizeof(vs), "current avg: %d\n", v);
+        write(fd, vs, strlen(vs));
+    }
+
+    if (!mHealthdConfig->batteryChargeCounterPath.isEmpty()) {
+        v = getIntField(mHealthdConfig->batteryChargeCounterPath);
+        snprintf(vs, sizeof(vs), "charge counter: %d\n", v);
+        write(fd, vs, strlen(vs));
+    }
+
+    if (!mHealthdConfig->batteryCurrentNowPath.isEmpty()) {
+        snprintf(vs, sizeof(vs), "current now: %d\n", props.batteryCurrentMicroamps);
+        write(fd, vs, strlen(vs));
+    }
+
+    if (!mHealthdConfig->batteryCycleCountPath.isEmpty()) {
+        snprintf(vs, sizeof(vs), "cycle count: %d\n", props.batteryCycleCount);
+        write(fd, vs, strlen(vs));
+    }
+
+    if (!mHealthdConfig->batteryFullChargePath.isEmpty()) {
+        snprintf(vs, sizeof(vs), "Full charge: %d\n", props.batteryFullChargeUah);
+        write(fd, vs, strlen(vs));
+    }
+}
+
+void BatteryMonitor::init(struct healthd_config *hc) {
+    String8 path;
+    char pval[PROPERTY_VALUE_MAX];
+
+    mHealthdConfig = hc;
+    std::unique_ptr<DIR, decltype(&closedir)> dir(opendir(POWER_SUPPLY_SYSFS_PATH), closedir);
+    if (dir == NULL) {
+        KLOG_ERROR(LOG_TAG, "Could not open %s\n", POWER_SUPPLY_SYSFS_PATH);
+    } else {
+        struct dirent* entry;
+
+        while ((entry = readdir(dir.get()))) {
+            const char* name = entry->d_name;
+
+            if (!strcmp(name, ".") || !strcmp(name, ".."))
+                continue;
+
+            std::vector<String8>::iterator itIgnoreName =
+                    find(hc->ignorePowerSupplyNames.begin(), hc->ignorePowerSupplyNames.end(),
+                         String8(name));
+            if (itIgnoreName != hc->ignorePowerSupplyNames.end())
+                continue;
+
+            // Look for "type" file in each subdirectory
+            path.clear();
+            path.appendFormat("%s/%s/type", POWER_SUPPLY_SYSFS_PATH, name);
+            switch(readPowerSupplyType(path)) {
+            case ANDROID_POWER_SUPPLY_TYPE_AC:
+            case ANDROID_POWER_SUPPLY_TYPE_USB:
+            case ANDROID_POWER_SUPPLY_TYPE_WIRELESS:
+            case ANDROID_POWER_SUPPLY_TYPE_DOCK:
+                path.clear();
+                path.appendFormat("%s/%s/online", POWER_SUPPLY_SYSFS_PATH, name);
+                if (access(path.string(), R_OK) == 0)
+                    mChargerNames.add(String8(name));
+                break;
+
+            case ANDROID_POWER_SUPPLY_TYPE_BATTERY:
+                // Some devices expose the battery status of sub-component like
+                // stylus. Such a device-scoped battery info needs to be skipped
+                // in BatteryMonitor, which is intended to report the status of
+                // the battery supplying the power to the whole system.
+                if (isScopedPowerSupply(name)) continue;
+                mBatteryDevicePresent = true;
+
+                if (mHealthdConfig->batteryStatusPath.isEmpty()) {
+                    path.clear();
+                    path.appendFormat("%s/%s/status", POWER_SUPPLY_SYSFS_PATH,
+                                      name);
+                    if (access(path, R_OK) == 0)
+                        mHealthdConfig->batteryStatusPath = path;
+                }
+
+                if (mHealthdConfig->batteryHealthPath.isEmpty()) {
+                    path.clear();
+                    path.appendFormat("%s/%s/health", POWER_SUPPLY_SYSFS_PATH,
+                                      name);
+                    if (access(path, R_OK) == 0)
+                        mHealthdConfig->batteryHealthPath = path;
+                }
+
+                if (mHealthdConfig->batteryPresentPath.isEmpty()) {
+                    path.clear();
+                    path.appendFormat("%s/%s/present", POWER_SUPPLY_SYSFS_PATH,
+                                      name);
+                    if (access(path, R_OK) == 0)
+                        mHealthdConfig->batteryPresentPath = path;
+                }
+
+                if (mHealthdConfig->batteryCapacityPath.isEmpty()) {
+                    path.clear();
+                    path.appendFormat("%s/%s/capacity", POWER_SUPPLY_SYSFS_PATH,
+                                      name);
+                    if (access(path, R_OK) == 0)
+                        mHealthdConfig->batteryCapacityPath = path;
+                }
+
+                if (mHealthdConfig->batteryVoltagePath.isEmpty()) {
+                    path.clear();
+                    path.appendFormat("%s/%s/voltage_now",
+                                      POWER_SUPPLY_SYSFS_PATH, name);
+                    if (access(path, R_OK) == 0) {
+                        mHealthdConfig->batteryVoltagePath = path;
+                    }
+                }
+
+                if (mHealthdConfig->batteryFullChargePath.isEmpty()) {
+                    path.clear();
+                    path.appendFormat("%s/%s/charge_full",
+                                      POWER_SUPPLY_SYSFS_PATH, name);
+                    if (access(path, R_OK) == 0)
+                        mHealthdConfig->batteryFullChargePath = path;
+                }
+
+                if (mHealthdConfig->batteryCurrentNowPath.isEmpty()) {
+                    path.clear();
+                    path.appendFormat("%s/%s/current_now",
+                                      POWER_SUPPLY_SYSFS_PATH, name);
+                    if (access(path, R_OK) == 0)
+                        mHealthdConfig->batteryCurrentNowPath = path;
+                }
+
+                if (mHealthdConfig->batteryCycleCountPath.isEmpty()) {
+                    path.clear();
+                    path.appendFormat("%s/%s/cycle_count",
+                                      POWER_SUPPLY_SYSFS_PATH, name);
+                    if (access(path, R_OK) == 0)
+                        mHealthdConfig->batteryCycleCountPath = path;
+                }
+
+                if (mHealthdConfig->batteryCapacityLevelPath.isEmpty()) {
+                    path.clear();
+                    path.appendFormat("%s/%s/capacity_level", POWER_SUPPLY_SYSFS_PATH, name);
+                    if (access(path, R_OK) == 0) mHealthdConfig->batteryCapacityLevelPath = path;
+                }
+
+                if (mHealthdConfig->batteryChargeTimeToFullNowPath.isEmpty()) {
+                    path.clear();
+                    path.appendFormat("%s/%s/time_to_full_now", POWER_SUPPLY_SYSFS_PATH, name);
+                    if (access(path, R_OK) == 0)
+                        mHealthdConfig->batteryChargeTimeToFullNowPath = path;
+                }
+
+                if (mHealthdConfig->batteryFullChargeDesignCapacityUahPath.isEmpty()) {
+                    path.clear();
+                    path.appendFormat("%s/%s/charge_full_design", POWER_SUPPLY_SYSFS_PATH, name);
+                    if (access(path, R_OK) == 0)
+                        mHealthdConfig->batteryFullChargeDesignCapacityUahPath = path;
+                }
+
+                if (mHealthdConfig->batteryCurrentAvgPath.isEmpty()) {
+                    path.clear();
+                    path.appendFormat("%s/%s/current_avg",
+                                      POWER_SUPPLY_SYSFS_PATH, name);
+                    if (access(path, R_OK) == 0)
+                        mHealthdConfig->batteryCurrentAvgPath = path;
+                }
+
+                if (mHealthdConfig->batteryChargeCounterPath.isEmpty()) {
+                    path.clear();
+                    path.appendFormat("%s/%s/charge_counter",
+                                      POWER_SUPPLY_SYSFS_PATH, name);
+                    if (access(path, R_OK) == 0)
+                        mHealthdConfig->batteryChargeCounterPath = path;
+                }
+
+                if (mHealthdConfig->batteryTemperaturePath.isEmpty()) {
+                    path.clear();
+                    path.appendFormat("%s/%s/temp", POWER_SUPPLY_SYSFS_PATH,
+                                      name);
+                    if (access(path, R_OK) == 0) {
+                        mHealthdConfig->batteryTemperaturePath = path;
+                    }
+                }
+
+                if (mHealthdConfig->batteryTechnologyPath.isEmpty()) {
+                    path.clear();
+                    path.appendFormat("%s/%s/technology",
+                                      POWER_SUPPLY_SYSFS_PATH, name);
+                    if (access(path, R_OK) == 0)
+                        mHealthdConfig->batteryTechnologyPath = path;
+                }
+
+                break;
+
+            case ANDROID_POWER_SUPPLY_TYPE_UNKNOWN:
+                break;
+            }
+
+            // Look for "is_dock" file
+            path.clear();
+            path.appendFormat("%s/%s/is_dock", POWER_SUPPLY_SYSFS_PATH, name);
+            if (access(path.string(), R_OK) == 0) {
+                path.clear();
+                path.appendFormat("%s/%s/online", POWER_SUPPLY_SYSFS_PATH, name);
+                if (access(path.string(), R_OK) == 0)
+                    mChargerNames.add(String8(name));
+
+            }
+        }
+    }
+
+    // Typically the case for devices which do not have a battery and
+    // and are always plugged into AC mains.
+    if (!mBatteryDevicePresent) {
+        KLOG_WARNING(LOG_TAG, "No battery devices found\n");
+        hc->periodic_chores_interval_fast = -1;
+        hc->periodic_chores_interval_slow = -1;
+    } else {
+        if (mHealthdConfig->batteryStatusPath.isEmpty())
+            KLOG_WARNING(LOG_TAG, "BatteryStatusPath not found\n");
+        if (mHealthdConfig->batteryHealthPath.isEmpty())
+            KLOG_WARNING(LOG_TAG, "BatteryHealthPath not found\n");
+        if (mHealthdConfig->batteryPresentPath.isEmpty())
+            KLOG_WARNING(LOG_TAG, "BatteryPresentPath not found\n");
+        if (mHealthdConfig->batteryCapacityPath.isEmpty())
+            KLOG_WARNING(LOG_TAG, "BatteryCapacityPath not found\n");
+        if (mHealthdConfig->batteryVoltagePath.isEmpty())
+            KLOG_WARNING(LOG_TAG, "BatteryVoltagePath not found\n");
+        if (mHealthdConfig->batteryTemperaturePath.isEmpty())
+            KLOG_WARNING(LOG_TAG, "BatteryTemperaturePath not found\n");
+        if (mHealthdConfig->batteryTechnologyPath.isEmpty())
+            KLOG_WARNING(LOG_TAG, "BatteryTechnologyPath not found\n");
+        if (mHealthdConfig->batteryCurrentNowPath.isEmpty())
+            KLOG_WARNING(LOG_TAG, "BatteryCurrentNowPath not found\n");
+        if (mHealthdConfig->batteryFullChargePath.isEmpty())
+            KLOG_WARNING(LOG_TAG, "BatteryFullChargePath not found\n");
+        if (mHealthdConfig->batteryCycleCountPath.isEmpty())
+            KLOG_WARNING(LOG_TAG, "BatteryCycleCountPath not found\n");
+        if (mHealthdConfig->batteryCapacityLevelPath.isEmpty())
+            KLOG_WARNING(LOG_TAG, "batteryCapacityLevelPath not found\n");
+        if (mHealthdConfig->batteryChargeTimeToFullNowPath.isEmpty())
+            KLOG_WARNING(LOG_TAG, "batteryChargeTimeToFullNowPath. not found\n");
+        if (mHealthdConfig->batteryFullChargeDesignCapacityUahPath.isEmpty())
+            KLOG_WARNING(LOG_TAG, "batteryFullChargeDesignCapacityUahPath. not found\n");
+    }
+
+    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
diff --git a/healthd/include/healthd/BatteryMonitor.h b/healthd/include/healthd/BatteryMonitor.h
index 8cbf5ea..4af2a87 100644
--- a/healthd/include/healthd/BatteryMonitor.h
+++ b/healthd/include/healthd/BatteryMonitor.h
@@ -72,6 +72,10 @@
     void logValues(void);
     bool isChargerOnline();
 
+    int setChargingPolicy(int value);
+    int getChargingPolicy();
+    int getBatteryHealthData(int id);
+
     static void logValues(const android::hardware::health::V2_1::HealthInfo& health_info,
                           const struct healthd_config& healthd_config);
 
diff --git a/healthd/include/healthd/BatteryMonitor_v1.h b/healthd/include/healthd/BatteryMonitor_v1.h
new file mode 100644
index 0000000..49f6f9d
--- /dev/null
+++ b/healthd/include/healthd/BatteryMonitor_v1.h
@@ -0,0 +1,89 @@
+/*
+ * 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_V1_H
+#define HEALTHD_BATTERYMONITOR_V1_H
+
+#include <memory>
+
+#include <batteryservice/BatteryService.h>
+#include <utils/String8.h>
+#include <utils/Vector.h>
+
+#include <healthd/healthd.h>
+
+namespace aidl::android::hardware::health {
+class HealthInfo;
+}  // namespace aidl::android::hardware::health
+
+namespace android {
+namespace hardware {
+namespace health {
+namespace V1_0 {
+struct HealthInfo;
+}  // namespace V1_0
+namespace V2_0 {
+struct HealthInfo;
+}  // namespace V2_0
+namespace V2_1 {
+struct HealthInfo;
+}  // namespace V2_1
+}  // namespace health
+}  // namespace hardware
+
+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,
+        ANDROID_POWER_SUPPLY_TYPE_DOCK
+    };
+
+    BatteryMonitor();
+    ~BatteryMonitor();
+    void init(struct healthd_config *hc);
+    int getChargeStatus();
+    status_t getProperty(int id, struct BatteryProperty *val);
+    void dumpState(int fd);
+
+    android::hardware::health::V1_0::HealthInfo getHealthInfo_1_0() const;
+    android::hardware::health::V2_0::HealthInfo getHealthInfo_2_0() const;
+    android::hardware::health::V2_1::HealthInfo getHealthInfo_2_1() const;
+    const aidl::android::hardware::health::HealthInfo& getHealthInfo() const;
+
+    void updateValues(void);
+    void logValues(void);
+    bool isChargerOnline();
+
+    static void logValues(const android::hardware::health::V2_1::HealthInfo& health_info,
+                          const struct healthd_config& healthd_config);
+
+  private:
+    struct healthd_config *mHealthdConfig;
+    Vector<String8> mChargerNames;
+    bool mBatteryDevicePresent;
+    int mBatteryFixedCapacity;
+    int mBatteryFixedTemperature;
+    std::unique_ptr<aidl::android::hardware::health::HealthInfo> mHealthInfo;
+};
+
+}; // namespace android
+
+#endif // HEALTHD_BATTERYMONITOR_V1_H
diff --git a/healthd/include/healthd/healthd.h b/healthd/include/healthd/healthd.h
index 706c332..e1c357c 100644
--- a/healthd/include/healthd/healthd.h
+++ b/healthd/include/healthd/healthd.h
@@ -72,6 +72,11 @@
     android::String8 batteryCapacityLevelPath;
     android::String8 batteryChargeTimeToFullNowPath;
     android::String8 batteryFullChargeDesignCapacityUahPath;
+    android::String8 batteryStateOfHealthPath;
+    android::String8 batteryManufacturingDatePath;
+    android::String8 batteryFirstUsageDatePath;
+    android::String8 chargingStatePath;
+    android::String8 chargingPolicyPath;
 
     int (*energyCounter)(int64_t *);
     int boot_min_cap;
diff --git a/storaged/Android.bp b/storaged/Android.bp
index 7960af3..c3447d2 100644
--- a/storaged/Android.bp
+++ b/storaged/Android.bp
@@ -24,7 +24,7 @@
     shared_libs: [
         "android.hardware.health@1.0",
         "android.hardware.health@2.0",
-        "android.hardware.health-V1-ndk",
+        "android.hardware.health-V2-ndk",
         "libbase",
         "libbinder",
         "libbinder_ndk",