Add android.hardware.biometrics.common

Bug: 168541000

Test: make -j56 android.hardware.biometrics.common-update-api
Test: make -j56 android.hardware.biometrics.fingerprint-update-api
Test: make -j56 android.hardware.biometrics.fingerprint-service.example

Change-Id: Icaa1c2a0363a7fa446747ef89b5e50ca44dcd42e
diff --git a/biometrics/fingerprint/aidl/Android.bp b/biometrics/fingerprint/aidl/Android.bp
index e6baa8a..6bf2038 100644
--- a/biometrics/fingerprint/aidl/Android.bp
+++ b/biometrics/fingerprint/aidl/Android.bp
@@ -5,6 +5,7 @@
         "android/hardware/biometrics/fingerprint/**/*.aidl",
     ],
     imports: [
+        "android.hardware.biometrics.common",
         "android.hardware.keymaster",
     ],
     stability: "vintf",
diff --git a/biometrics/fingerprint/aidl/aidl_api/android.hardware.biometrics.fingerprint/current/android/hardware/biometrics/fingerprint/SensorType.aidl b/biometrics/fingerprint/aidl/aidl_api/android.hardware.biometrics.fingerprint/current/android/hardware/biometrics/fingerprint/FingerprintSensorType.aidl
similarity index 97%
rename from biometrics/fingerprint/aidl/aidl_api/android.hardware.biometrics.fingerprint/current/android/hardware/biometrics/fingerprint/SensorType.aidl
rename to biometrics/fingerprint/aidl/aidl_api/android.hardware.biometrics.fingerprint/current/android/hardware/biometrics/fingerprint/FingerprintSensorType.aidl
index 2aaf94f..14bfece 100644
--- a/biometrics/fingerprint/aidl/aidl_api/android.hardware.biometrics.fingerprint/current/android/hardware/biometrics/fingerprint/SensorType.aidl
+++ b/biometrics/fingerprint/aidl/aidl_api/android.hardware.biometrics.fingerprint/current/android/hardware/biometrics/fingerprint/FingerprintSensorType.aidl
@@ -17,7 +17,7 @@
 
 package android.hardware.biometrics.fingerprint;
 @Backing(type="byte") @VintfStability
-enum SensorType {
+enum FingerprintSensorType {
   UNKNOWN = 0,
   REAR = 1,
   UNDER_DISPLAY_ULTRASONIC = 2,
diff --git a/biometrics/fingerprint/aidl/aidl_api/android.hardware.biometrics.fingerprint/current/android/hardware/biometrics/fingerprint/SensorProps.aidl b/biometrics/fingerprint/aidl/aidl_api/android.hardware.biometrics.fingerprint/current/android/hardware/biometrics/fingerprint/SensorProps.aidl
index c30e35d..04a8f86 100644
--- a/biometrics/fingerprint/aidl/aidl_api/android.hardware.biometrics.fingerprint/current/android/hardware/biometrics/fingerprint/SensorProps.aidl
+++ b/biometrics/fingerprint/aidl/aidl_api/android.hardware.biometrics.fingerprint/current/android/hardware/biometrics/fingerprint/SensorProps.aidl
@@ -18,7 +18,6 @@
 package android.hardware.biometrics.fingerprint;
 @VintfStability
 parcelable SensorProps {
-  int sensorId;
-  android.hardware.biometrics.fingerprint.SensorType sensorType;
-  boolean resetLockoutRequiresHardwareAuthToken;
+  android.hardware.biometrics.common.CommonProps commonProps;
+  android.hardware.biometrics.fingerprint.FingerprintSensorType sensorType;
 }
diff --git a/biometrics/fingerprint/aidl/android/hardware/biometrics/fingerprint/SensorType.aidl b/biometrics/fingerprint/aidl/android/hardware/biometrics/fingerprint/FingerprintSensorType.aidl
similarity index 96%
rename from biometrics/fingerprint/aidl/android/hardware/biometrics/fingerprint/SensorType.aidl
rename to biometrics/fingerprint/aidl/android/hardware/biometrics/fingerprint/FingerprintSensorType.aidl
index 589e737..765a2ed 100644
--- a/biometrics/fingerprint/aidl/android/hardware/biometrics/fingerprint/SensorType.aidl
+++ b/biometrics/fingerprint/aidl/android/hardware/biometrics/fingerprint/FingerprintSensorType.aidl
@@ -18,7 +18,7 @@
 
 @VintfStability
 @Backing(type="byte")
-enum SensorType {
+enum FingerprintSensorType {
     UNKNOWN,
     REAR,
     UNDER_DISPLAY_ULTRASONIC,
diff --git a/biometrics/fingerprint/aidl/android/hardware/biometrics/fingerprint/SensorProps.aidl b/biometrics/fingerprint/aidl/android/hardware/biometrics/fingerprint/SensorProps.aidl
index bbb1ecb6..5355c5e 100644
--- a/biometrics/fingerprint/aidl/android/hardware/biometrics/fingerprint/SensorProps.aidl
+++ b/biometrics/fingerprint/aidl/android/hardware/biometrics/fingerprint/SensorProps.aidl
@@ -16,14 +16,20 @@
 
 package android.hardware.biometrics.fingerprint;
 
-import android.hardware.biometrics.fingerprint.SensorType;
+import android.hardware.biometrics.common.CommonProps;
+import android.hardware.biometrics.fingerprint.FingerprintSensorType;
 
 @VintfStability
 parcelable SensorProps {
-    int sensorId;
+    /**
+     * Statically configured properties that apply to this fingerprint sensor.
+     */
+    CommonProps commonProps;
 
-    SensorType sensorType;
-
-    boolean resetLockoutRequiresHardwareAuthToken;
+    /**
+     * A statically configured sensor type representing this fingerprint
+     * sensor.
+     */
+    FingerprintSensorType sensorType;
 }
 
diff --git a/biometrics/fingerprint/aidl/default/Fingerprint.cpp b/biometrics/fingerprint/aidl/default/Fingerprint.cpp
index 6f9e3a0..6eb6237 100644
--- a/biometrics/fingerprint/aidl/default/Fingerprint.cpp
+++ b/biometrics/fingerprint/aidl/default/Fingerprint.cpp
@@ -19,7 +19,19 @@
 
 namespace aidl::android::hardware::biometrics::fingerprint {
 
-ndk::ScopedAStatus Fingerprint::getSensorProps(std::vector<SensorProps>* /*return_val*/) {
+const int kSensorId = 0;
+const common::SensorStrength kSensorStrength = common::SensorStrength::STRONG;
+const int kMaxEnrollmentsPerUser = 5;
+const FingerprintSensorType kSensorType = FingerprintSensorType::REAR;
+
+ndk::ScopedAStatus Fingerprint::getSensorProps(std::vector<SensorProps>* return_val) {
+    *return_val = std::vector<SensorProps>();
+    common::CommonProps commonProps = {kSensorId,
+            kSensorStrength,
+            kMaxEnrollmentsPerUser};
+    SensorProps props = {commonProps,
+            kSensorType};
+    return_val->push_back(props);
     return ndk::ScopedAStatus::ok();
 }
 
diff --git a/biometrics/fingerprint/aidl/default/main.cpp b/biometrics/fingerprint/aidl/default/main.cpp
index 058a008..4690d73 100644
--- a/biometrics/fingerprint/aidl/default/main.cpp
+++ b/biometrics/fingerprint/aidl/default/main.cpp
@@ -23,6 +23,7 @@
 using aidl::android::hardware::biometrics::fingerprint::Fingerprint;
 
 int main() {
+    LOG(INFO) << "Fingerprint HAL started";
     ABinderProcess_setThreadPoolMaxThreadCount(0);
     std::shared_ptr<Fingerprint> hal = ndk::SharedRefBase::make<Fingerprint>();