rtwo: wrap 2.1 fingerprint service with 2.3 source built

fingerprint/BiometricsFingerprint.cpp

@@ -0,0 +1,154 @@
+/*
+ * Copyright (C) 2017 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.
+ */
+#define LOG_TAG "fingerprint@2.3-service.rtwo"
+
+#include "BiometricsFingerprint.h"
+
+#include <android-base/file.h>
+#include <android-base/logging.h>
+#include <fcntl.h>
+#include <poll.h>
+#include <sys/ioctl.h>
+#include <sys/stat.h>
+
+#include <chrono>
+#include <cmath>
+#include <fstream>
+#include <thread>
+
+#include <libMotoPanelFeature.h>
+
+#define NOTIFY_FINGER_UP IMotFodEventType::FINGER_UP
+#define NOTIFY_FINGER_DOWN IMotFodEventType::FINGER_DOWN
+
+namespace android {
+namespace hardware {
+namespace biometrics {
+namespace fingerprint {
+namespace V2_3 {
+namespace implementation {
+
+void setFodHbm(bool status) {
+    setFodHbmState(status);
+}
+
+void BiometricsFingerprint::disableHighBrightFod() {
+    std::lock_guard<std::mutex> lock(mSetHbmFodMutex);
+
+    if (!hbmFodEnabled)
+        return;
+
+    mMotoFingerprint->sendFodEvent(NOTIFY_FINGER_UP, {},
+                                   [](IMotFodEventResult, const hidl_vec<signed char> &) {});
+    setFodHbm(false);
+
+    hbmFodEnabled = false;
+}
+
+void BiometricsFingerprint::enableHighBrightFod() {
+    std::lock_guard<std::mutex> lock(mSetHbmFodMutex);
+
+    if (hbmFodEnabled)
+        return;
+
+    setFodHbm(true);
+    mMotoFingerprint->sendFodEvent(NOTIFY_FINGER_DOWN, {},
+                                   [](IMotFodEventResult, const hidl_vec<signed char> &) {});
+
+    hbmFodEnabled = true;
+}
+
+BiometricsFingerprint::BiometricsFingerprint() {
+    biometrics_2_1_service = IBiometricsFingerprint_2_1::getService();
+    mMotoFingerprint = IMotoFingerPrint::getService();
+
+    hbmFodEnabled = false;
+}
+
+Return<uint64_t> BiometricsFingerprint::setNotify(
+    const sp<IBiometricsFingerprintClientCallback> &clientCallback) {
+    return biometrics_2_1_service->setNotify(clientCallback);
+}
+
+Return<uint64_t> BiometricsFingerprint::preEnroll() {
+    return biometrics_2_1_service->preEnroll();
+}
+
+Return<RequestStatus> BiometricsFingerprint::enroll(const hidl_array<uint8_t, 69> &hat,
+                                                    uint32_t gid, uint32_t timeoutSec) {
+    return biometrics_2_1_service->enroll(hat, gid, timeoutSec);
+}
+
+Return<RequestStatus> BiometricsFingerprint::postEnroll() {
+    return biometrics_2_1_service->postEnroll();
+}
+
+Return<uint64_t> BiometricsFingerprint::getAuthenticatorId() {
+    return biometrics_2_1_service->getAuthenticatorId();
+}
+
+Return<RequestStatus> BiometricsFingerprint::cancel() {
+    auto ret = biometrics_2_1_service->cancel();
+    BiometricsFingerprint::onFingerUp();
+    return ret;
+}
+
+Return<RequestStatus> BiometricsFingerprint::enumerate() {
+    return biometrics_2_1_service->enumerate();
+}
+
+Return<RequestStatus> BiometricsFingerprint::remove(uint32_t gid, uint32_t fid) {
+    return biometrics_2_1_service->remove(gid, fid);
+}
+
+Return<RequestStatus> BiometricsFingerprint::setActiveGroup(uint32_t gid,
+                                                            const hidl_string &storePath) {
+    return biometrics_2_1_service->setActiveGroup(gid, storePath);
+}
+
+Return<RequestStatus> BiometricsFingerprint::authenticate(uint64_t operationId, uint32_t gid) {
+    auto ret = biometrics_2_1_service->authenticate(operationId, gid);
+    BiometricsFingerprint::onFingerUp();
+    return ret;
+}
+
+Return<bool> BiometricsFingerprint::isUdfps(uint32_t) {
+    return true;
+}
+
+Return<void> BiometricsFingerprint::onFingerDown(uint32_t, uint32_t, float, float) {
+    BiometricsFingerprint::enableHighBrightFod();
+
+    std::thread([this]() {
+        std::this_thread::sleep_for(std::chrono::milliseconds(200));
+        BiometricsFingerprint::onFingerUp();
+    }).detach();
+
+    return Void();
+}
+
+Return<void> BiometricsFingerprint::onFingerUp() {
+    BiometricsFingerprint::disableHighBrightFod();
+
+    return Void();
+}
+
+}  // namespace implementation
+}  // namespace V2_3
+}  // namespace fingerprint
+}  // namespace biometrics
+}  // namespace hardware
+}  // namespace android