[lineage-18.0] Introduce in-screen fingerprint scanner HAL.

Change-Id: I3998f73b0b6c29eb437dc62462d9ad9eea1f93d8

config/permissions/vendor.aospa.biometrics.fingerprint.inscreen.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<!-- Copyright (C) 2019 The LineageOS Project
+<!-- Copyright (C) 2020 The LineageOS Project
 
      Licensed under the Apache License, Version 2.0 (the "License");
      you may not use this file except in compliance with the License.
@@ -15,5 +15,5 @@
 -->
 
 <permissions>
-    <feature name="vendor.pa.biometrics.fingerprint.inscreen" />
+    <feature name="vendor.aospa.biometrics.fingerprint.inscreen" />
 </permissions>

interfaces/biometrics/fingerprint/inscreen/1.0/Android.bp

@@ -0,0 +1,14 @@
+// This file is autogenerated by hidl-gen -Landroidbp.
+
+hidl_interface {
+    name: "vendor.aospa.biometrics.fingerprint.inscreen@1.0",
+    root: "vendor.aospa",
+    system_ext_specific: true,
+    srcs: [
+        "IFingerprintInscreen.hal",
+    ],
+    interfaces: [
+        "android.hidl.base@1.0",
+    ],
+    gen_java: true,
+}

interfaces/biometrics/fingerprint/inscreen/1.0/IFingerprintInscreen.hal

@@ -0,0 +1,60 @@
+/*
+ * Copyright (C) 2019 The LineageOS 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.
+ */
+
+package vendor.aospa.biometrics.fingerprint.inscreen@1.0;
+
+interface IFingerprintInscreen {
+    /**
+     * Called when fingerprint enrollment started
+     */
+    onStartEnroll();
+    /**
+     * Called when fingerprint enrollment finished
+     */
+    onFinishEnroll();
+    /**
+     * Called when the on-screen area of the fingerprint scanner
+     * is pressed and ready to scan.
+     */
+    onPress();
+    /**
+     * Called when the on-screen area of the scanner is released
+     */
+    onRelease();
+    /**
+     * Called when fingerprint scanning is engaged and FOD view is shown
+     */
+    onShowFODView();
+    /**
+     * Called when fingerprint scanning is inactivated
+     */
+    onHideFODView();
+    /**
+     * Return true if IFingerprintInscreen is responsible for handling
+     * of given acquiredInfo + vendorCode.
+     */
+    handleAcquired(int32_t acquiredInfo, int32_t vendorCode) generates (bool ret);
+    /**
+     * Return true if IFingerprintInscreen is responsible for handling
+     * of given error + vendorCode.
+     */
+    handleError(int32_t error, int32_t vendorCode) generates (bool ret);
+    /**
+     * Enable / disable long-pressing on the fingerprint area.
+     * Used when in keyguard mode.
+     */
+    setLongPressEnabled(bool enabled);
+};

interfaces/update-makefiles.sh

@@ -0,0 +1,8 @@
+#!/bin/bash
+
+source $ANDROID_BUILD_TOP/system/tools/hidl/update-makefiles-helper.sh
+
+do_makefiles_update \
+  "vendor.aospa:vendor/pa/interfaces" \
+  "android.hardware:hardware/interfaces" \
+  "android.hidl:system/libhidl/transport"