mirror of
https://github.com/Evolution-X/hardware_interfaces
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34ed38743e
Bug: 142058809 Test: blank_screen 0xFFFFFFFF Change-Id: I4efdaaa2397b076e5699a75852bb15bfb1f6c5f8 Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
79 lines
2.3 KiB
C++
79 lines
2.3 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(int argc, char* argv[]) {
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using ::android::hardware::hidl_vec;
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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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static LightState off = {
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.color = 0u,
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.flashMode = Flash::NONE,
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.brightnessMode = Brightness::USER,
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};
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if (argc > 2) {
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error("Usage: blank_screen [color]");
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return -1;
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}
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if (argc > 1) {
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char* col_ptr;
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unsigned int col_new;
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col_new = strtoul(argv[1], &col_ptr, 0);
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if (*col_ptr != '\0') {
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error("Failed to convert " + std::string(argv[1]) + " to number");
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return -1;
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}
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off.color = col_new;
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}
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service->getSupportedTypes([&](const hidl_vec<Type>& types) {
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for (Type type : types) {
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Status ret = service->setLight(type, off);
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if (ret != Status::SUCCESS) {
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error("Failed to shut off screen for type " +
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std::to_string(static_cast<int>(type)));
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}
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}
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});
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return 0;
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}
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