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/*
* Copyright 2018 The LineageOS 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 "android.hardware.light@2.0-service.flounder"
#include <android-base/logging.h>
#include <hidl/HidlTransportSupport.h>
#include <utils/Errors.h>
#include "Light.h"
using android::sp;
using android::status_t;
using android::OK;
// libhwbinder:
using android::hardware::configureRpcThreadpool;
using android::hardware::joinRpcThreadpool;
// Generated HIDL files
using android::hardware::light::V2_0::ILight;
using android::hardware::light::V2_0::implementation::Light;
const static std::string kBacklightPath = "/sys/class/backlight/tegra-dsi-backlight.0/brightness";
const static std::string kLedPath = "/sys/class/htc_sensorhub/sensor_hub/led_en";
int main() {
status_t status;
android::sp<ILight> service = nullptr;
LOG(INFO) << "Light HAL Service 2.0 is starting.";
std::ofstream backlight(kBacklightPath);
if (!backlight) {
int error = errno;
LOG(ERROR) << "Failed to open " << kBacklightPath << ", error=" << errno
<< " (" << strerror(errno) << ")";
return -error;
}
std::ofstream led(kLedPath);
if (!led) {
int error = errno;
LOG(ERROR) << "Failed to open " << kLedPath << ", error=" << errno
<< " (" << strerror(errno) << ")";
return -error;
}
service = new Light(std::move(backlight), std::move(led));
if (service == nullptr) {
LOG(ERROR) << "Can not create an instance of Light HAL Iface, exiting.";
goto shutdown;
}
configureRpcThreadpool(1, true);
status = service->registerAsService();
if (status != OK) {
LOG(ERROR) << "Could not register service for Light HAL Iface (" << status << ")";
goto shutdown;
}
LOG(INFO) << "Light HAL Service is ready.";
joinRpcThreadpool();
shutdown:
// Under normal cases, execution will not reach this line.
LOG(ERROR) << "Light HAL Service is shutting down.";
return 1;
}
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