1 files changed, 83 insertions, 0 deletions
diff --git a/light/service.cpp b/light/service.cpp
new file mode 100644
index 0000000..0e025e5
--- /dev/null
+++ b/light/service.cpp
@@ -0,0 +1,83 @@
+/*
+ * 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;
+}