Fingerprint: HIDL: add default HAL 2.1 implementation

Test: Manual fingerprint functionality verification.

Bug: 31973669
Change-Id: Ib8bcf602ba0c8884b13d31eb23baa88a912ace20
Signed-off-by: Sasha Levitskiy <sanek@google.com>
diff --git a/biometrics/fingerprint/2.1/default/service.cpp b/biometrics/fingerprint/2.1/default/service.cpp
new file mode 100644
index 0000000..9867039
--- /dev/null
+++ b/biometrics/fingerprint/2.1/default/service.cpp
@@ -0,0 +1,28 @@
+/*
+ * Copyright (C) 2016 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.fingerprint@2.1-service"
+
+#include <android/hardware/biometrics/fingerprint/2.1/IBiometricsFingerprint.h>
+
+#include <hidl/LegacySupport.h>
+
+using android::hardware::biometrics::fingerprint::V2_1::IBiometricsFingerprint;
+using android::hardware::defaultPassthroughServiceImplementation;
+
+int main() {
+    return defaultPassthroughServiceImplementation<IBiometricsFingerprint>("fingerprint");
+}