Face VHAL for user build

Bug: 326227403
Test: atest android.hardware.biometrics.face.* -c
Test: atest CtsBiometricsTestCases -c
Ignore-AOSP-First: Not release until 25q2
Change-Id: Ic300cca9f91af3dec3816f16e729656e91f36024
diff --git a/biometrics/face/aidl/default/Android.bp b/biometrics/face/aidl/default/Android.bp
index 685639c..bed0405 100644
--- a/biometrics/face/aidl/default/Android.bp
+++ b/biometrics/face/aidl/default/Android.bp
@@ -9,21 +9,13 @@
 }
 
 filegroup {
-    name: "face-example.rc",
-    srcs: ["face-example.rc"],
+    name: "face-virtual.rc",
+    srcs: ["face-virtual.rc"],
 }
 
-filegroup {
-    name: "face-example.xml",
-    srcs: ["face-example.xml"],
-}
-
-cc_binary {
-    name: "android.hardware.biometrics.face-service.example",
-    relative_install_path: "hw",
-    init_rc: [":face-example.rc"],
-    vintf_fragments: [":face-example.xml"],
-    vendor: true,
+cc_library_static {
+    name: "android.hardware.biometrics.face-service.lib",
+    vendor_available: true,
 
     shared_libs: [
         "libbinder_ndk",
@@ -32,32 +24,80 @@
     ],
     srcs: [
         "FakeLockoutTracker.cpp",
-        "main.cpp",
         "Face.cpp",
         "FakeFaceEngine.cpp",
         "Session.cpp",
+        "FaceConfig.cpp",
+        "VirtualHal.cpp",
+        "main.cpp",
     ],
     include_dirs: [
         "frameworks/native/aidl/gui",
     ],
     stl: "c++_static",
-    static_libs: [
+    whole_static_libs: [
         "android.hardware.biometrics.common-V4-ndk",
+        "android.hardware.biometrics.common.config",
         "android.hardware.biometrics.common.thread",
         "android.hardware.biometrics.common.util",
+        "android.hardware.biometrics.face.virtualhal-ndk",
         "android.hardware.biometrics.face-V4-ndk",
         "android.hardware.common-V2-ndk",
         "android.hardware.keymaster-V4-ndk",
         "libandroid.hardware.biometrics.face.VirtualProps",
         "libbase",
     ],
+    apex_available: [
+        "com.android.hardware.biometrics.face.virtual",
+        "//apex_available:platform",
+    ],
+}
+
+cc_binary {
+    name: "android.hardware.biometrics.face-service.example",
+    system_ext_specific: true,
+    relative_install_path: "hw",
+
+    shared_libs: [
+        "libbinder_ndk",
+        "liblog",
+        "libnativewindow",
+    ],
+    whole_static_libs: [
+        "android.hardware.biometrics.face-service.lib",
+    ],
+    installable: false, // install APEX instead
+    apex_available: [
+        "com.android.hardware.biometrics.face.virtual",
+        "//apex_available:platform",
+    ],
+}
+
+cc_binary {
+    name: "android.hardware.biometrics.face-service.default",
+    vendor: true,
+    relative_install_path: "hw",
+    init_rc: ["face-default.rc"],
+    vintf_fragments: ["face-default.xml"],
+    shared_libs: [
+        "libbinder_ndk",
+        "liblog",
+        "libnativewindow",
+    ],
+    whole_static_libs: [
+        "android.hardware.biometrics.face-service.lib",
+    ],
 }
 
 sysprop_library {
     name: "android.hardware.biometrics.face.VirtualProps",
     srcs: ["face.sysprop"],
-    property_owner: "Vendor",
-    vendor: true,
+    property_owner: "Platform",
+    vendor_available: true,
+    apex_available: [
+        "//apex_available:platform",
+        "com.android.hardware.biometrics.face.virtual",
+    ],
 }
 
 cc_test {
@@ -66,6 +106,7 @@
         "tests/FakeFaceEngineTest.cpp",
         "FakeFaceEngine.cpp",
         "FakeLockoutTracker.cpp",
+        "FaceConfig.cpp",
     ],
     shared_libs: [
         "libbase",
@@ -81,6 +122,8 @@
         "android.hardware.biometrics.common-V4-ndk",
         "android.hardware.keymaster-V4-ndk",
         "android.hardware.biometrics.common.util",
+        "android.hardware.biometrics.common.config",
+        "android.hardware.biometrics.common.thread",
     ],
     vendor: true,
     test_suites: ["general-tests"],
@@ -92,6 +135,7 @@
     srcs: [
         "tests/FakeLockoutTrackerTest.cpp",
         "FakeLockoutTracker.cpp",
+        "FaceConfig.cpp",
     ],
     shared_libs: [
         "libbase",
@@ -107,8 +151,45 @@
         "android.hardware.biometrics.common-V4-ndk",
         "android.hardware.keymaster-V4-ndk",
         "android.hardware.biometrics.common.util",
+        "android.hardware.biometrics.common.config",
+        "android.hardware.biometrics.common.thread",
     ],
     vendor: true,
     test_suites: ["general-tests"],
     require_root: true,
 }
+
+cc_test {
+    name: "android.hardware.biometrics.face.VirtualHalTest",
+    srcs: [
+        "tests/VirtualHalTest.cpp",
+        "FakeLockoutTracker.cpp",
+        "Face.cpp",
+        "FakeFaceEngine.cpp",
+        "Session.cpp",
+        "VirtualHal.cpp",
+        "FaceConfig.cpp",
+    ],
+    shared_libs: [
+        "libbase",
+        "libbinder_ndk",
+        "libnativewindow",
+        "liblog",
+    ],
+    include_dirs: [
+        "frameworks/native/aidl/gui",
+    ],
+    static_libs: [
+        "android.hardware.biometrics.common-V4-ndk",
+        "android.hardware.biometrics.common.config",
+        "android.hardware.biometrics.common.thread",
+        "android.hardware.biometrics.common.util",
+        "android.hardware.biometrics.face-V4-ndk",
+        "android.hardware.common-V2-ndk",
+        "android.hardware.keymaster-V4-ndk",
+        "libandroid.hardware.biometrics.face.VirtualProps",
+        "android.hardware.biometrics.face.virtualhal-ndk",
+    ],
+    test_suites: ["general-tests"],
+    require_root: true,
+}