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/*
* Copyright (C) 2020 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 "FingerprintInscreenService"
#include "FingerprintInscreen.h"
#include <android-base/logging.h>
#include <hidl/HidlTransportSupport.h>
#include <fstream>
namespace vendor {
namespace lineage {
namespace biometrics {
namespace fingerprint {
namespace inscreen {
namespace V1_0 {
namespace implementation {
/*
* Write value to path and close file.
*/
template <typename T>
static void set(const std::string& path, const T& value) {
std::ofstream file(path);
if (!file) {
PLOG(ERROR) << "Failed to open: " << path;
return;
}
LOG(DEBUG) << "write: " << path << " value: " << value;
file << value << std::endl;
if (!file) {
PLOG(ERROR) << "Failed to write: " << path << " value: " << value;
}
}
template <typename T>
static T get(const std::string& path, const T& def) {
std::ifstream file(path);
if (!file) {
PLOG(ERROR) << "Failed to open: " << path;
return def;
}
T result;
file >> result;
if (file.fail()) {
PLOG(ERROR) << "Failed to read: " << path;
return def;
} else {
LOG(DEBUG) << "read: " << path << " value: " << result;
return result;
}
}
FingerprintInscreen::FingerprintInscreen() {}
Return<void> FingerprintInscreen::onStartEnroll() { return Void(); }
Return<void> FingerprintInscreen::onFinishEnroll() { return Void(); }
Return<void> FingerprintInscreen::onPress() {
set(TSP_CMD_PATH, FOD_ENABLE);
return Void();
}
Return<void> FingerprintInscreen::onRelease() {
set(TSP_CMD_PATH, FOD_DISABLE);
return Void();
}
Return<void> FingerprintInscreen::onShowFODView() { return Void(); }
Return<void> FingerprintInscreen::onHideFODView() {
set(TSP_CMD_PATH, FOD_DISABLE);
return Void();
}
Return<bool> FingerprintInscreen::handleAcquired(int32_t acquiredInfo, int32_t vendorCode) {
std::lock_guard<std::mutex> _lock(mCallbackLock);
if (mCallback == nullptr) {
return false;
}
if (acquiredInfo == FINGERPRINT_ACQUIRED_VENDOR) {
if (vendorCode == VENDORCODE_FINGER_DOWN) {
Return<void> ret = mCallback->onFingerDown();
if (!ret.isOk()) {
LOG(ERROR) << "FingerDown() error: " << ret.description();
}
return true;
} else if (vendorCode == VENDORCODE_FINGER_UP) {
Return<void> ret = mCallback->onFingerUp();
if (!ret.isOk()) {
LOG(ERROR) << "FingerUp() error: " << ret.description();
}
return true;
}
}
return false;
}
Return<bool> FingerprintInscreen::handleError(int32_t, int32_t) { return false; }
Return<void> FingerprintInscreen::setLongPressEnabled(bool) { return Void(); }
Return<int32_t> FingerprintInscreen::getDimAmount(int32_t cur_brightness) {
return cur_brightness / 2;
}
Return<bool> FingerprintInscreen::shouldBoostBrightness() { return false; }
Return<void> FingerprintInscreen::setCallback(const sp<IFingerprintInscreenCallback>& callback) {
mCallback = callback;
return Void();
}
Return<int32_t> FingerprintInscreen::getPositionX() { return FOD_SENSOR_X; }
Return<int32_t> FingerprintInscreen::getPositionY() { return FOD_SENSOR_Y; }
Return<int32_t> FingerprintInscreen::getSize() { return FOD_SENSOR_SIZE; }
} // namespace implementation
} // namespace V1_0
} // namespace inscreen
} // namespace fingerprint
} // namespace biometrics
} // namespace lineage
} // namespace vendor
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