Merge "Fix enrollment preview surface leak" into sc-dev am: 2151a28c7c (83fd93a6) · Commits · e / os / android_frameworks_base

core/java/android/hardware/face/FaceManager.java

+14 −13

Original line number	Diff line number	Diff line
		@@ -74,7 +74,7 @@ public class FaceManager implements BiometricAuthenticator, BiometricFaceConstan

		private final IFaceService mService;
		private final Context mContext;
		private IBinder mToken = new Binder();
		private final IBinder mToken = new Binder();
		@Nullable private AuthenticationCallback mAuthenticationCallback;
		@Nullable private FaceDetectionCallback mFaceDetectionCallback;
		@Nullable private EnrollmentCallback mEnrollmentCallback;
		@@ -86,7 +86,7 @@ public class FaceManager implements BiometricAuthenticator, BiometricFaceConstan
		private Face mRemovalFace;
		private Handler mHandler;

		private IFaceServiceReceiver mServiceReceiver = new IFaceServiceReceiver.Stub() {
		private final IFaceServiceReceiver mServiceReceiver = new IFaceServiceReceiver.Stub() {

		@Override // binder call
		public void onEnrollResult(Face face, int remaining) {
		@@ -293,7 +293,7 @@ public class FaceManager implements BiometricAuthenticator, BiometricFaceConstan

		/**
		* Defaults to {@link FaceManager#enroll(int, byte[], CancellationSignal, EnrollmentCallback,
		* int[], Surface)} with {@code surface} set to null.
		* int[], Surface)} with {@code previewSurface} set to null.
		*
		* @see FaceManager#enroll(int, byte[], CancellationSignal, EnrollmentCallback, int[], Surface)
		* @hide
		@@ -301,8 +301,8 @@ public class FaceManager implements BiometricAuthenticator, BiometricFaceConstan
		@RequiresPermission(MANAGE_BIOMETRIC)
		public void enroll(int userId, byte[] hardwareAuthToken, CancellationSignal cancel,
		EnrollmentCallback callback, int[] disabledFeatures) {
		enroll(userId, hardwareAuthToken, cancel, callback, disabledFeatures, null /* surface */,
		false /* debugConsent */);
		enroll(userId, hardwareAuthToken, cancel, callback, disabledFeatures,
		null /* previewSurface /, false / debugConsent */);
		}

		/**
		@@ -319,14 +319,14 @@ public class FaceManager implements BiometricAuthenticator, BiometricFaceConstan
		* @param cancel an object that can be used to cancel enrollment
		* @param userId the user to whom this face will belong to
		* @param callback an object to receive enrollment events
		* @param surface optional camera preview surface for a single-camera device.
		* @param previewSurface optional camera preview surface for a single-camera device.
		* Must be null if not used.
		* @param debugConsent a feature flag that the user has consented to debug.
		* @hide
		*/
		@RequiresPermission(MANAGE_BIOMETRIC)
		public void enroll(int userId, byte[] hardwareAuthToken, CancellationSignal cancel,
		EnrollmentCallback callback, int[] disabledFeatures, @Nullable Surface surface,
		EnrollmentCallback callback, int[] disabledFeatures, @Nullable Surface previewSurface,
		boolean debugConsent) {
		if (callback == null) {
		throw new IllegalArgumentException("Must supply an enrollment callback");
		@@ -346,7 +346,8 @@ public class FaceManager implements BiometricAuthenticator, BiometricFaceConstan
		mEnrollmentCallback = callback;
		Trace.beginSection("FaceManager#enroll");
		mService.enroll(userId, mToken, hardwareAuthToken, mServiceReceiver,
		mContext.getOpPackageName(), disabledFeatures, surface, debugConsent);
		mContext.getOpPackageName(), disabledFeatures, previewSurface,
		debugConsent);
		} catch (RemoteException e) {
		Slog.w(TAG, "Remote exception in enroll: ", e);
		// Though this may not be a hardware issue, it will cause apps to give up or
		@@ -853,10 +854,10 @@ public class FaceManager implements BiometricAuthenticator, BiometricFaceConstan
		* @hide
		*/
		public static class AuthenticationResult {
		private Face mFace;
		private CryptoObject mCryptoObject;
		private int mUserId;
		private boolean mIsStrongBiometric;
		private final Face mFace;
		private final CryptoObject mCryptoObject;
		private final int mUserId;
		private final boolean mIsStrongBiometric;

		/**
		* Authentication result
		@@ -1127,7 +1128,7 @@ public class FaceManager implements BiometricAuthenticator, BiometricFaceConstan
		}

		private class OnAuthenticationCancelListener implements OnCancelListener {
		private CryptoObject mCrypto;
		private final CryptoObject mCrypto;

		OnAuthenticationCancelListener(CryptoObject crypto) {
		mCrypto = crypto;

core/java/android/hardware/face/IFaceService.aidl

+1 −1

Original line number	Diff line number	Diff line
		@@ -75,7 +75,7 @@ interface IFaceService {

		// Start face enrollment
		void enroll(int userId, IBinder token, in byte [] hardwareAuthToken, IFaceServiceReceiver receiver,
		String opPackageName, in int [] disabledFeatures, in Surface surface, boolean debugConsent);
		String opPackageName, in int [] disabledFeatures, in Surface previewSurface, boolean debugConsent);

		// Start remote face enrollment
		void enrollRemotely(int userId, IBinder token, in byte [] hardwareAuthToken, IFaceServiceReceiver receiver,

services/core/java/com/android/server/biometrics/sensors/face/FaceService.java

+25 −4

Original line number	Diff line number	Diff line
		@@ -215,7 +215,7 @@ public class FaceService extends SystemService {
		@Override // Binder call
		public void enroll(int userId, final IBinder token, final byte[] hardwareAuthToken,
		final IFaceServiceReceiver receiver, final String opPackageName,
		final int[] disabledFeatures, Surface surface, boolean debugConsent) {
		final int[] disabledFeatures, Surface previewSurface, boolean debugConsent) {
		Utils.checkPermission(getContext(), MANAGE_BIOMETRIC);

		final Pair<Integer, ServiceProvider> provider = getSingleProvider();
		@@ -225,8 +225,7 @@ public class FaceService extends SystemService {
		}

		provider.second.scheduleEnroll(provider.first, token, hardwareAuthToken, userId,
		receiver, opPackageName, disabledFeatures,
		convertSurfaceToNativeHandle(surface), debugConsent);
		receiver, opPackageName, disabledFeatures, previewSurface, debugConsent);
		}

		@Override // Binder call
		@@ -703,5 +702,27 @@ public class FaceService extends SystemService {
		publishBinderService(Context.FACE_SERVICE, mServiceWrapper);
		}

		private native NativeHandle convertSurfaceToNativeHandle(Surface surface);
		/**
		* Acquires a NativeHandle that can be used to access the provided surface. The returned handle
		* must be explicitly released with {@link #releaseSurfaceHandle(NativeHandle)} to avoid memory
		* leaks.
		*
		* The caller is responsible for ensuring that the surface is valid while using the handle.
		* This method provides no lifecycle synchronization between the surface and the handle.
		*
		* @param surface a valid Surface.
		* @return {@link android.os.NativeHandle} a NativeHandle for the provided surface.
		*/
		public static native NativeHandle acquireSurfaceHandle(@NonNull Surface surface);

		/**
		* Releases resources associated with a NativeHandle that was acquired with
		* {@link #acquireSurfaceHandle(Surface)}.
		*
		* This method has no affect on the surface for which the handle was acquired. It only frees up
		* the resources that are associated with the handle.
		*
		* @param handle a handle that was obtained from {@link #acquireSurfaceHandle(Surface)}.
		*/
		public static native void releaseSurfaceHandle(@NonNull NativeHandle handle);
		}

services/core/java/com/android/server/biometrics/sensors/face/ServiceProvider.java

+4 −4

Original line number	Diff line number	Diff line
		@@ -26,8 +26,8 @@ import android.hardware.face.FaceManager;
		import android.hardware.face.FaceSensorPropertiesInternal;
		import android.hardware.face.IFaceServiceReceiver;
		import android.os.IBinder;
		import android.os.NativeHandle;
		import android.util.proto.ProtoOutputStream;
		import android.view.Surface;

		import com.android.server.biometrics.sensors.BaseClientMonitor;
		import com.android.server.biometrics.sensors.ClientMonitorCallbackConverter;
		@@ -75,8 +75,8 @@ public interface ServiceProvider {
		int getLockoutModeForUser(int sensorId, int userId);

		/**
		* Requests for the authenticatorId (whose source of truth is in the TEE or equivalent) to
		* be invalidated. See {@link com.android.server.biometrics.sensors.InvalidationRequesterClient}
		* Requests for the authenticatorId (whose source of truth is in the TEE or equivalent) to be
		* invalidated. See {@link com.android.server.biometrics.sensors.InvalidationRequesterClient}
		*/
		default void scheduleInvalidateAuthenticatorId(int sensorId, int userId,
		@NonNull IInvalidationCallback callback) {
		@@ -96,7 +96,7 @@ public interface ServiceProvider {

		void scheduleEnroll(int sensorId, @NonNull IBinder token, @NonNull byte[] hardwareAuthToken,
		int userId, @NonNull IFaceServiceReceiver receiver, @NonNull String opPackageName,
		@NonNull int[] disabledFeatures, @Nullable NativeHandle surfaceHandle,
		@NonNull int[] disabledFeatures, @Nullable Surface previewSurface,
		boolean debugConsent);

		void cancelEnrollment(int sensorId, @NonNull IBinder token);

services/core/java/com/android/server/biometrics/sensors/face/aidl/BiometricTestSessionImpl.java

+2 −2

Original line number	Diff line number	Diff line
		@@ -150,8 +150,8 @@ public class BiometricTestSessionImpl extends ITestSession.Stub {
		Utils.checkPermission(mContext, TEST_BIOMETRIC);

		mProvider.scheduleEnroll(mSensorId, new Binder(), new byte[69], userId, mReceiver,
		mContext.getOpPackageName(), new int[0] /* disabledFeatures /, null / surface */,
		false /* debugConsent */);
		mContext.getOpPackageName(), new int[0] /* disabledFeatures */,
		null /* previewSurface /, false / debugConsent */);
		}

		@Override