Expose getAuthenticatorId API (4d41a203) · Commits · e / os / android_frameworks_base

core/java/android/hardware/fingerprint/FingerprintManager.java

+21 −1

Original line number	Diff line number	Diff line
		@@ -587,6 +587,25 @@ public class FingerprintManager {
		return false;
		}

		/**
		* Retrieves the authenticator token for binding keys to the lifecycle
		* of the current set of fingerprints. Used only by internal clients.
		*
		* @hide
		*/
		public long getAuthenticatorId() {
		if (mService != null) {
		try {
		return mService.getAuthenticatorId();
		} catch (RemoteException e) {
		Log.v(TAG, "Remote exception in getAuthenticatorId(): ", e);
		}
		} else {
		Log.w(TAG, "getAuthenticatorId(): Service not connected!");
		}
		return 0;
		}

		private Handler mHandler = new Handler() {
		public void handleMessage(android.os.Message msg) {
		switch(msg.what) {
		@@ -793,3 +812,4 @@ public class FingerprintManager {
		};

		}

+2 −0

Original line number	Diff line number	Diff line
		@@ -63,4 +63,6 @@ interface IFingerprintService {
		// Gets the unique device id for hardware enumerated at i
		// long getHardwareDevice(int i);

		// Gets the authenticator ID for fingerprint
		long getAuthenticatorId();
		}

+7 −0

Original line number	Diff line number	Diff line
		@@ -111,6 +111,7 @@ public class FingerprintService extends SystemService {
		static native int nativeOpenHal();
		static native int nativeCloseHal();
		static native void nativeInit(MessageQueue queue, FingerprintService service);
		static native long nativeGetAuthenticatorId();

		static final class FpHalMsg {
		int type; // Type of the message. One of the constants in fingerprint.h
		@@ -595,6 +596,12 @@ public class FingerprintService extends SystemService {
		checkPermission(USE_FINGERPRINT);
		return FingerprintService.this.hasEnrolledFingerprints(groupId);
		}

		@Override
		public long getAuthenticatorId() {
		checkPermission(USE_FINGERPRINT);
		return nativeGetAuthenticatorId();
		}
		}

		@Override

+6 −0

Original line number	Diff line number	Diff line
		@@ -177,6 +177,10 @@ static jint nativeRemove(JNIEnv* env, jobject clazz, jint fingerId, jint groupId
		return reinterpret_cast<jint>(ret);
		}

		static jlong nativeGetAuthenticatorId(JNIEnv *, jobject clazz) {
		return gContext.device->get_authenticator_id(gContext.device);
		}

		static jint nativeOpenHal(JNIEnv* env, jobject clazz) {
		ALOG(LOG_VERBOSE, LOG_TAG, "nativeOpenHal()\n");
		int err;
		@@ -229,6 +233,7 @@ static jint nativeCloseHal(JNIEnv* env, jobject clazz) {
		return -ENOSYS; // TODO
		}


		// ----------------------------------------------------------------------------


		@@ -240,6 +245,7 @@ static const JNINativeMethod g_methods[] = {
		{ "nativePreEnroll", "()J", (void*)nativePreEnroll },
		{ "nativeStopEnrollment", "()I", (void*)nativeStopEnrollment },
		{ "nativeRemove", "(II)I", (void*)nativeRemove },
		{ "nativeGetAuthenticatorId", "()J", (void*)nativeGetAuthenticatorId },
		{ "nativeOpenHal", "()I", (void*)nativeOpenHal },
		{ "nativeCloseHal", "()I", (void*)nativeCloseHal },
		{ "nativeInit","(Landroid/os/MessageQueue;"