Add default implementation for biometrics.face@1.1

Bug: 145027036
Test: vts-tradefed run commandAndExit vts-hal -m VtsHalBiometricsFaceV1_0Target
Test: vts-tradefed run commandAndExit vts-hal -m VtsHalBiometricsFaceV1_1Target
Change-Id: I1aa682644b9b60705a1a8bf40867414b9fc99cd6
diff --git a/biometrics/face/1.1/default/service.cpp b/biometrics/face/1.1/default/service.cpp
new file mode 100644
index 0000000..344bdb9
--- /dev/null
+++ b/biometrics/face/1.1/default/service.cpp
@@ -0,0 +1,50 @@
+/*
+ * Copyright (C) 2020 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 "android.hardware.biometrics.face@1.1-service"
+
+#include <android/hardware/biometrics/face/1.0/types.h>
+#include <android/hardware/biometrics/face/1.1/IBiometricsFace.h>
+#include <android/log.h>
+#include <hidl/HidlSupport.h>
+#include <hidl/HidlTransportSupport.h>
+#include "BiometricsFace.h"
+
+using android::sp;
+using android::hardware::configureRpcThreadpool;
+using android::hardware::joinRpcThreadpool;
+using android::hardware::biometrics::face::implementation::BiometricsFace;
+using android::hardware::biometrics::face::V1_1::IBiometricsFace;
+
+int main() {
+    ALOGI("BiometricsFace HAL is being started.");
+
+    configureRpcThreadpool(1, true /*callerWillJoin*/);
+
+    android::sp<IBiometricsFace> face = new BiometricsFace();
+    const android::status_t status = face->registerAsService();
+
+    if (status != android::OK) {
+        ALOGE("Error starting the BiometricsFace HAL.");
+        return 1;
+    }
+
+    ALOGI("BiometricsFace HAL has started successfully.");
+    joinRpcThreadpool();
+
+    ALOGI("BiometricsFace HAL is terminating.");
+    return 1;  // should never get here
+}