mirror of
https://github.com/Evolution-X/hardware_interfaces
synced 2026-02-01 11:36:00 +00:00
64a7afb07e
This can be transitioned to by init to shutdown the screen thereby preventing init from either depending on binder or accessing halified sysnodes directly. Bug: 70846424 Test: manual + init use Change-Id: I86893ee5d7118547cd073297c0626e474f366b82
53 lines
1.6 KiB
C++
53 lines
1.6 KiB
C++
/*
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* Copyright (C) 2017 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <iostream>
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#include <string>
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#include <android-base/logging.h>
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#include <android/hardware/light/2.0/ILight.h>
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void error(const std::string& msg) {
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LOG(ERROR) << msg;
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std::cerr << msg << std::endl;
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}
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int main() {
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using ::android::hardware::light::V2_0::Brightness;
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using ::android::hardware::light::V2_0::Flash;
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using ::android::hardware::light::V2_0::ILight;
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using ::android::hardware::light::V2_0::LightState;
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using ::android::hardware::light::V2_0::Status;
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using ::android::hardware::light::V2_0::Type;
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using ::android::sp;
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sp<ILight> service = ILight::getService();
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if (service == nullptr) {
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error("Could not retrieve light service.");
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return -1;
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}
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const static LightState off = {
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.color = 0u, .flashMode = Flash::NONE, .brightnessMode = Brightness::USER,
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};
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Status ret = service->setLight(Type::BACKLIGHT, off).withDefault(Status::UNKNOWN);
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if (ret != Status::SUCCESS) {
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error("Failed to shut off screen");
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}
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return 0;
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}
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