Files
device_oplus_mt6893-common/vibrator/VibratorUtils.cpp
2024-03-25 19:25:10 +09:00

79 lines
2.1 KiB
C++

/*
* Copyright (C) 2022 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.
*/
#include "Vibrator.h"
#include <android-base/logging.h>
#include <android-base/properties.h>
#include <fstream>
namespace aidl {
namespace android {
namespace hardware {
namespace vibrator {
ndk::ScopedAStatus Vibrator::setNode(const std::string path, std::string value) {
std::ofstream file(path);
if (!file.is_open()) {
LOG(ERROR) << "Failed to write " << value << " to " << path;
return ndk::ScopedAStatus(AStatus_fromExceptionCode(EX_SERVICE_SPECIFIC));
}
file << value << std::endl;
return ndk::ScopedAStatus::ok();
}
ndk::ScopedAStatus Vibrator::setNodes(std::vector<std::pair<std::string, std::string>> values) {
for (const auto& [path, value] : values) {
ndk::ScopedAStatus status = setNode(path, value);
if (!status.isOk()) {
return status;
}
}
return ndk::ScopedAStatus::ok();
}
bool Vibrator::exists(const std::string path) {
std::ofstream file(path);
return file.is_open();
}
int Vibrator::getNode(const std::string path, const int fallback) {
std::ifstream file(path);
int value;
if (!file.is_open()) {
LOG(ERROR) << "failed to read from " << path.c_str();
return fallback;
}
file >> value;
return value;
}
int Vibrator::getIntProperty(const std::string& key, const int fallback) {
return ::android::base::GetIntProperty(kVibratorPropPrefix + key, fallback);
}
} // namespace vibrator
} // namespace hardware
} // namespace android
} // namespace aidl