Merge "Do not use canAuthenticate() to check if user can reset lockout" into qt-r1-dev (c3b9cf89) · Commits · e / os / android_frameworks_base

core/java/android/hardware/biometrics/BiometricManager.java

+19 −0

Original line number	Diff line number	Diff line
		@@ -128,6 +128,25 @@ public class BiometricManager {
		}
		}

		/**
		* @hide
		* @param userId
		* @return
		*/
		@RequiresPermission(USE_BIOMETRIC_INTERNAL)
		public boolean hasEnrolledBiometrics(int userId) {
		if (mService != null) {
		try {
		return mService.hasEnrolledBiometrics(userId);
		} catch (RemoteException e) {
		Slog.w(TAG, "Remote exception in hasEnrolledBiometrics(): " + e);
		return false;
		}
		} else {
		return false;
		}
		}

		/**
		* Listens for changes to biometric eligibility on keyguard from user settings.
		* @param callback

+3 −0

Original line number	Diff line number	Diff line
		@@ -42,6 +42,9 @@ interface IBiometricService {
		// Checks if biometrics can be used.
		int canAuthenticate(String opPackageName, int userId);

		// Checks if any biometrics are enrolled.
		boolean hasEnrolledBiometrics(int userId);

		// Register callback for when keyguard biometric eligibility changes.
		void registerEnabledOnKeyguardCallback(IBiometricEnabledOnKeyguardCallback callback);

+17 −0

Original line number	Diff line number	Diff line
		@@ -789,6 +789,23 @@ public class BiometricService extends SystemService {
		return error;
		}

		@Override
		public boolean hasEnrolledBiometrics(int userId) {
		checkInternalPermission();

		final long ident = Binder.clearCallingIdentity();
		try {
		for (int i = 0; i < mAuthenticators.size(); i++) {
		if (mAuthenticators.get(i).mAuthenticator.hasEnrolledTemplates(userId)) {
		return true;
		}
		}
		} finally {
		Binder.restoreCallingIdentity(ident);
		}
		return false;
		}

		@Override // Binder call
		public void registerEnabledOnKeyguardCallback(IBiometricEnabledOnKeyguardCallback callback)
		throws RemoteException {

+1 −1

Original line number	Diff line number	Diff line
		@@ -446,7 +446,7 @@ public class LockSettingsService extends ILockSettings.Stub {

		public boolean hasEnrolledBiometrics(int userId) {
		BiometricManager bm = mContext.getSystemService(BiometricManager.class);
		return bm.canAuthenticate(userId) == BiometricManager.BIOMETRIC_SUCCESS;
		return bm.hasEnrolledBiometrics(userId);
		}

		public int binderGetCallingUid() {