1 /*
2 * Copyright (C) 2020 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include "Fingerprint.h"
18
19 #include "Session.h"
20
21 namespace aidl::android::hardware::biometrics::fingerprint {
22 namespace {
23 constexpr size_t MAX_WORKER_QUEUE_SIZE = 5;
24 constexpr int SENSOR_ID = 1;
25 constexpr common::SensorStrength SENSOR_STRENGTH = common::SensorStrength::STRONG;
26 constexpr int MAX_ENROLLMENTS_PER_USER = 5;
27 constexpr FingerprintSensorType SENSOR_TYPE = FingerprintSensorType::REAR;
28 constexpr bool SUPPORTS_NAVIGATION_GESTURES = true;
29 constexpr char HW_COMPONENT_ID[] = "fingerprintSensor";
30 constexpr char HW_VERSION[] = "vendor/model/revision";
31 constexpr char FW_VERSION[] = "1.01";
32 constexpr char SERIAL_NUMBER[] = "00000001";
33 constexpr char SW_COMPONENT_ID[] = "matchingAlgorithm";
34 constexpr char SW_VERSION[] = "vendor/version/revision";
35
36 } // namespace
37
Fingerprint()38 Fingerprint::Fingerprint()
39 : mEngine(std::make_unique<FakeFingerprintEngine>()), mWorker(MAX_WORKER_QUEUE_SIZE) {}
40
getSensorProps(std::vector<SensorProps> * out)41 ndk::ScopedAStatus Fingerprint::getSensorProps(std::vector<SensorProps>* out) {
42 std::vector<common::ComponentInfo> componentInfo = {
43 {HW_COMPONENT_ID, HW_VERSION, FW_VERSION, SERIAL_NUMBER, "" /* softwareVersion */},
44 {SW_COMPONENT_ID, "" /* hardwareVersion */, "" /* firmwareVersion */,
45 "" /* serialNumber */, SW_VERSION}};
46
47 common::CommonProps commonProps = {SENSOR_ID, SENSOR_STRENGTH, MAX_ENROLLMENTS_PER_USER,
48 componentInfo};
49
50 SensorLocation sensorLocation = {0 /* displayId */, 0 /* sensorLocationX */,
51 0 /* sensorLocationY */, 0 /* sensorRadius */};
52
53 *out = {{commonProps,
54 SENSOR_TYPE,
55 {sensorLocation},
56 SUPPORTS_NAVIGATION_GESTURES,
57 false /* supportsDetectInteraction */}};
58 return ndk::ScopedAStatus::ok();
59 }
60
createSession(int32_t sensorId,int32_t userId,const std::shared_ptr<ISessionCallback> & cb,std::shared_ptr<ISession> * out)61 ndk::ScopedAStatus Fingerprint::createSession(int32_t sensorId, int32_t userId,
62 const std::shared_ptr<ISessionCallback>& cb,
63 std::shared_ptr<ISession>* out) {
64 CHECK(mSession == nullptr || mSession->isClosed()) << "Open session already exists!";
65
66 mSession = SharedRefBase::make<Session>(sensorId, userId, cb, mEngine.get(), &mWorker);
67 *out = mSession;
68 return ndk::ScopedAStatus::ok();
69 }
70
71 } // namespace aidl::android::hardware::biometrics::fingerprint
72