Fingerprint: disallow API calls when fingerprint is not available (1be8c60a) · Commits · e / os / android_frameworks_base

services/core/java/com/android/server/fingerprint/FingerprintService.java

+18 −4

Original line number	Diff line number	Diff line
		@@ -463,6 +463,12 @@ public class FingerprintService extends SystemService {
		}
		}

		private void throwIfNoFingerprint() {
		if (mHal == 0) {
		throw new UnsupportedOperationException("Fingerprint sensor not available");
		}
		}

		private final class FingerprintServiceWrapper extends IFingerprintService.Stub {
		private final static String DUMP_CMD_REMOVE_FINGER = "removeFinger";
		private final static String DUMP_CMD_PRINT_ENROLLMENTS = "printEnrollments";
		@@ -472,37 +478,43 @@ public class FingerprintService extends SystemService {
		@Override // Binder call
		public void authenticate(IBinder token, int userId) {
		checkPermission();
		throwIfNoFingerprint();
		startAuthentication(token, userId);
		}

		@Override // Binder call
		public void enroll(IBinder token, long timeout, int userId) {
		checkPermission();
		throwIfNoFingerprint();
		startEnroll(token, timeout, userId);
		}

		@Override // Binder call
		public void cancel(IBinder token,int userId) {
		checkPermission();
		throwIfNoFingerprint();
		startCancel(token, userId);
		}

		@Override // Binder call
		public void remove(IBinder token, int fingerprintId, int userId) {
		checkPermission();
		throwIfNoFingerprint();
		startRemove(token, fingerprintId, userId);
		}

		@Override // Binder call
		public void startListening(IBinder token, IFingerprintServiceReceiver receiver, int userId)
		{
		public void startListening(IBinder token, IFingerprintServiceReceiver receiver,
		int userId) {
		checkPermission();
		throwIfNoFingerprint();
		addListener(token, receiver, userId);
		}

		@Override // Binder call
		public void stopListening(IBinder token, int userId) {
		checkPermission();
		throwIfNoFingerprint();
		removeListener(token, userId);
		}

		@@ -510,13 +522,15 @@ public class FingerprintService extends SystemService {
		public List<Fingerprint> getEnrolledFingerprints(IBinder token, int userId)
		throws RemoteException {
		checkPermission();
		throwIfNoFingerprint();
		return FingerprintService.this.getEnrolledFingerprints(token, userId);
		}

		@Override
		public boolean setFingerprintName(IBinder token, int fingerprintId, String name, int userId)
		throws RemoteException {
		public boolean setFingerprintName(IBinder token, int fingerprintId, String name,
		int userId) throws RemoteException {
		checkPermission();
		throwIfNoFingerprint();
		return FingerprintService.this.setFingerprintName(token, fingerprintId, name, userId);
		}