Merge "Refactor get_health_service"

/*

 * Copyright (C) 2018 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.

 */

cc_library_static {

    name: "libhealthhalutils",

    srcs: ["HealthHalUtils.cpp"],

    cflags: ["-Wall", "-Werror"],

    vendor_available: true,

    export_include_dirs: ["include"],

    shared_libs: [

        "android.hardware.health@2.0",

        "libbase",

        "libhidlbase",

    ],

}

/*

 * Copyright (C) 2018 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 "HealthHalUtils"

#include <android-base/logging.h>

#include <healthhalutils/HealthHalUtils.h>

namespace android {

namespace hardware {

namespace health {

namespace V2_0 {

sp<IHealth> get_health_service() {

    for (auto&& instanceName : {"default", "backup"}) {

        auto ret = IHealth::getService(instanceName);

        if (ret != nullptr) {

            return ret;

        }

        LOG(INFO) << "health: cannot get " << instanceName << " service";

    }

    return nullptr;

}

}  // namespace V2_0

}  // namespace health

}  // namespace hardware

}  // namespace android

/*

 * Copyright (C) 2018 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_HEALTH_HAL_UTILS_H

#define HEALTHD_HEALTH_HAL_UTILS_H

#include <android/hardware/health/2.0/IHealth.h>

namespace android {

namespace hardware {

namespace health {

namespace V2_0 {

// Simplified version of BatteryService.HealthServiceWrapper.init().

// Returns the "default" health instance when it is available, and "backup" instance

// otherwise. Before health 1.0 HAL is removed, this function should be used instead

// of IHealth::getService().

sp<IHealth> get_health_service();

}  // namespace V2_0

}  // namespace health

}  // namespace hardware

}  // namespace android

#endif  // HEALTHD_HEALTH_HAL_UTILS_H