Merge "Update error haptics for coex" into sc-dev am: 15fd1a115c (d8205cde) · Commits · e / os / android_frameworks_base

services/core/java/com/android/server/biometrics/sensors/AuthenticationClient.java

+14 −2

Original line number	Diff line number	Diff line
		@@ -82,7 +82,7 @@ public abstract class AuthenticationClient<T> extends AcquisitionClient<T>

		private long mStartTimeMs;

		protected boolean mAuthAttempted;
		private boolean mAuthAttempted;

		// TODO: This is currently hard to maintain, as each AuthenticationClient subclass must update
		// the state. We should think of a way to improve this in the future.
		@@ -98,6 +98,12 @@ public abstract class AuthenticationClient<T> extends AcquisitionClient<T>
		*/
		protected abstract void handleLifecycleAfterAuth(boolean authenticated);

		/**
		* @return true if a user was detected (i.e. face was found, fingerprint sensor was touched.
		* etc)
		*/
		public abstract boolean wasUserDetected();

		public AuthenticationClient(@NonNull Context context, @NonNull LazyDaemon<T> lazyDaemon,
		@NonNull IBinder token, @NonNull ClientMonitorCallbackConverter listener,
		int targetUserId, long operationId, boolean restricted, @NonNull String owner,
		@@ -381,9 +387,11 @@ public abstract class AuthenticationClient<T> extends AcquisitionClient<T>
		}

		@Override
		public void onError(int errorCode, int vendorCode) {
		public void onError(@BiometricConstants.Errors int errorCode, int vendorCode) {
		super.onError(errorCode, vendorCode);
		mState = STATE_STOPPED;

		CoexCoordinator.getInstance().onAuthenticationError(this, errorCode, this::vibrateError);
		}

		/**
		@@ -445,4 +453,8 @@ public abstract class AuthenticationClient<T> extends AcquisitionClient<T>
		public boolean interruptsPrecedingClients() {
		return true;
		}

		public boolean wasAuthAttempted() {
		return mAuthAttempted;
		}
		}

services/core/java/com/android/server/biometrics/sensors/CoexCoordinator.java

+67 −1

Original line number	Diff line number	Diff line
		@@ -22,6 +22,7 @@ import static com.android.server.biometrics.sensors.BiometricScheduler.sensorTyp

		import android.annotation.NonNull;
		import android.annotation.Nullable;
		import android.hardware.biometrics.BiometricConstants;
		import android.os.Handler;
		import android.os.Looper;
		import android.util.Slog;
		@@ -54,7 +55,7 @@ public class CoexCoordinator {

		/**
		* Callback interface notifying the owner of "results" from the CoexCoordinator's business
		* logic.
		* logic for accept and reject.
		*/
		interface Callback {
		/**
		@@ -80,6 +81,17 @@ public class CoexCoordinator {
		void sendAuthenticationCanceled();
		}

		/**
		* Callback interface notifying the owner of "results" from the CoexCoordinator's business
		* logic for errors.
		*/
		interface ErrorCallback {
		/**
		* Requests the owner to initiate a vibration for this event.
		*/
		void sendHapticFeedback();
		}

		private static CoexCoordinator sInstance;

		@VisibleForTesting
		@@ -203,6 +215,9 @@ public class CoexCoordinator {
		mClientMap.remove(sensorType);
		}

		/**
		* Notify the coordinator that authentication succeeded (accepted)
		*/
		public void onAuthenticationSucceeded(long currentTimeMillis,
		@NonNull AuthenticationClient<?> client,
		@NonNull Callback callback) {
		@@ -273,6 +288,9 @@ public class CoexCoordinator {
		}
		}

		/**
		* Notify the coordinator that a rejection has occurred.
		*/
		public void onAuthenticationRejected(long currentTimeMillis,
		@NonNull AuthenticationClient<?> client,
		@LockoutTracker.LockoutMode int lockoutMode,
		@@ -357,6 +375,54 @@ public class CoexCoordinator {
		}
		}

		/**
		* Notify the coordinator that an error has occurred.
		*/
		public void onAuthenticationError(@NonNull AuthenticationClient<?> client,
		@BiometricConstants.Errors int error, @NonNull ErrorCallback callback) {
		// Figure out non-coex state
		final boolean shouldUsuallyVibrate;
		if (isCurrentFaceAuth(client)) {
		final boolean notDetectedOnKeyguard = client.isKeyguard() && !client.wasUserDetected();
		final boolean authAttempted = client.wasAuthAttempted();

		switch (error) {
		case BiometricConstants.BIOMETRIC_ERROR_TIMEOUT:
		case BiometricConstants.BIOMETRIC_ERROR_LOCKOUT:
		case BiometricConstants.BIOMETRIC_ERROR_LOCKOUT_PERMANENT:
		shouldUsuallyVibrate = authAttempted && !notDetectedOnKeyguard;
		break;
		default:
		shouldUsuallyVibrate = false;
		break;
		}
		} else {
		shouldUsuallyVibrate = false;
		}

		// Figure out coex state
		final boolean keyguardAdvancedLogic = mAdvancedLogicEnabled && client.isKeyguard();
		final boolean hapticSuppressedByCoex;

		if (keyguardAdvancedLogic) {
		if (isSingleAuthOnly(client)) {
		hapticSuppressedByCoex = false;
		} else {
		hapticSuppressedByCoex = isCurrentFaceAuth(client)
		&& !client.isKeyguardBypassEnabled();
		}
		} else {
		hapticSuppressedByCoex = false;
		}

		// Combine and send feedback if appropriate
		Slog.d(TAG, "shouldUsuallyVibrate: " + shouldUsuallyVibrate
		+ ", hapticSuppressedByCoex: " + hapticSuppressedByCoex);
		if (shouldUsuallyVibrate && !hapticSuppressedByCoex) {
		callback.sendHapticFeedback();
		}
		}

		@Nullable
		private SuccessfulAuth popSuccessfulFaceAuthIfExists(long currentTimeMillis) {
		for (SuccessfulAuth auth : mSuccessfulAuths) {

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

+5 −21

Original line number	Diff line number	Diff line
		@@ -127,7 +127,8 @@ class FaceAuthenticationClient extends AuthenticationClient<ISession> implements
		}
		}

		private boolean wasUserDetected() {
		@Override
		public boolean wasUserDetected() {
		// Do not provide haptic feedback if the user was not detected, and an error (usually
		// ERROR_TIMEOUT) is received.
		return mLastAcquire != FaceManager.FACE_ACQUIRED_NOT_DETECTED
		@@ -160,7 +161,7 @@ class FaceAuthenticationClient extends AuthenticationClient<ISession> implements
		}

		@Override
		public void onError(int error, int vendorCode) {
		public void onError(@BiometricConstants.Errors int error, int vendorCode) {
		mUsageStats.addEvent(new UsageStats.AuthenticationEvent(
		getStartTimeMs(),
		System.currentTimeMillis() - getStartTimeMs() /* latency */,
		@@ -169,25 +170,8 @@ class FaceAuthenticationClient extends AuthenticationClient<ISession> implements
		vendorCode,
		getTargetUserId()));

		switch (error) {
		case BiometricConstants.BIOMETRIC_ERROR_TIMEOUT:
		if (!wasUserDetected() && !isBiometricPrompt()) {
		// No vibration if user was not detected on keyguard
		break;
		}
		case BiometricConstants.BIOMETRIC_ERROR_LOCKOUT:
		case BiometricConstants.BIOMETRIC_ERROR_LOCKOUT_PERMANENT:
		if (mAuthAttempted) {
		// Only vibrate if auth was attempted. If the user was already locked out prior
		// to starting authentication, do not vibrate.
		vibrateError();
		}
		break;
		case BiometricConstants.BIOMETRIC_ERROR_RE_ENROLL:
		if (error == BiometricConstants.BIOMETRIC_ERROR_RE_ENROLL) {
		BiometricNotificationUtils.showReEnrollmentNotification(getContext());
		break;
		default:
		break;
		}

		super.onError(error, vendorCode);

services/core/java/com/android/server/biometrics/sensors/face/hidl/FaceAuthenticationClient.java

+3 −20

Original line number	Diff line number	Diff line
		@@ -115,7 +115,8 @@ class FaceAuthenticationClient extends AuthenticationClient<IBiometricsFace> {
		}
		}

		private boolean wasUserDetected() {
		@Override
		public boolean wasUserDetected() {
		// Do not provide haptic feedback if the user was not detected, and an error (usually
		// ERROR_TIMEOUT) is received.
		return mLastAcquire != FaceManager.FACE_ACQUIRED_NOT_DETECTED
		@@ -147,7 +148,7 @@ class FaceAuthenticationClient extends AuthenticationClient<IBiometricsFace> {
		}

		@Override
		public void onError(int error, int vendorCode) {
		public void onError(@BiometricConstants.Errors int error, int vendorCode) {
		mUsageStats.addEvent(new UsageStats.AuthenticationEvent(
		getStartTimeMs(),
		System.currentTimeMillis() - getStartTimeMs() /* latency */,
		@@ -156,24 +157,6 @@ class FaceAuthenticationClient extends AuthenticationClient<IBiometricsFace> {
		vendorCode,
		getTargetUserId()));

		switch (error) {
		case BiometricConstants.BIOMETRIC_ERROR_TIMEOUT:
		if (!wasUserDetected() && !isBiometricPrompt()) {
		// No vibration if user was not detected on keyguard
		break;
		}
		case BiometricConstants.BIOMETRIC_ERROR_LOCKOUT:
		case BiometricConstants.BIOMETRIC_ERROR_LOCKOUT_PERMANENT:
		if (mAuthAttempted) {
		// Only vibrate if auth was attempted. If the user was already locked out prior
		// to starting authentication, do not vibrate.
		vibrateError();
		}
		break;
		default:
		break;
		}

		super.onError(error, vendorCode);
		}

services/core/java/com/android/server/biometrics/sensors/fingerprint/aidl/FingerprintAuthenticationClient.java

+6 −0

Original line number	Diff line number	Diff line
		@@ -105,6 +105,12 @@ class FingerprintAuthenticationClient extends AuthenticationClient<ISession> imp
		}
		}

		@Override
		public boolean wasUserDetected() {
		// TODO: Update if it needs to be used for fingerprint, i.e. success/reject, error_timeout
		return false;
		}

		@Override
		public void onAuthenticated(BiometricAuthenticator.Identifier identifier,
		boolean authenticated, ArrayList<Byte> token) {