Merge changes I704914b2,I51560dfc,I866e84b2 into rvc-dev (127e3957) · Commits · e / os / android_frameworks_base

core/java/android/hardware/biometrics/IBiometricServiceReceiverInternal.aidl

+3 −1

Original line number	Diff line number	Diff line
		@@ -26,7 +26,9 @@ package android.hardware.biometrics;
		oneway interface IBiometricServiceReceiverInternal {
		// Notify BiometricService that authentication was successful. If user confirmation is required,
		// the auth token must be submitted into KeyStore.
		void onAuthenticationSucceeded(boolean requireConfirmation, in byte[] token);
		// TODO(b/151967372): Strength should be changed to authenticatorId
		void onAuthenticationSucceeded(boolean requireConfirmation, in byte[] token,
		boolean isStrongBiometric);
		// Notify BiometricService authentication was rejected.
		void onAuthenticationFailed();
		// Notify BiometricService than an error has occured. Forward to the correct receiver depending

services/core/java/com/android/server/biometrics/AuthService.java

+8 −3

Original line number	Diff line number	Diff line
		@@ -202,8 +202,7 @@ public class AuthService extends SystemService {

		// Only allow internal clients to call canAuthenticate with a different userId.
		final int callingUserId = UserHandle.getCallingUserId();
		Slog.d(TAG, "canAuthenticate, userId: " + userId + ", callingUserId: " + callingUserId
		+ ", authenticators: " + authenticators);

		if (userId != callingUserId) {
		checkInternalPermission();
		} else {
		@@ -212,8 +211,14 @@ public class AuthService extends SystemService {

		final long identity = Binder.clearCallingIdentity();
		try {
		return mBiometricService.canAuthenticate(
		final int result = mBiometricService.canAuthenticate(
		opPackageName, userId, callingUserId, authenticators);
		Slog.d(TAG, "canAuthenticate"
		+ ", userId: " + userId
		+ ", callingUserId: " + callingUserId
		+ ", authenticators: " + authenticators
		+ ", result: " + result);
		return result;
		} finally {
		Binder.restoreCallingIdentity(identity);
		}

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

+10 −2

Original line number	Diff line number	Diff line
		@@ -66,6 +66,8 @@ public abstract class AuthenticationClient extends ClientMonitor {

		public abstract boolean wasUserDetected();

		public abstract boolean isStrongBiometric();

		public AuthenticationClient(Context context, Constants constants,
		BiometricServiceBase.DaemonWrapper daemon, long halDeviceId, IBinder token,
		BiometricServiceBase.ServiceListener listener, int targetUserId, int groupId, long opId,
		@@ -167,9 +169,15 @@ public abstract class AuthenticationClient extends ClientMonitor {
		}
		if (isBiometricPrompt() && listener != null) {
		// BiometricService will add the token to keystore
		listener.onAuthenticationSucceededInternal(mRequireConfirmation, byteToken);
		listener.onAuthenticationSucceededInternal(mRequireConfirmation, byteToken,
		isStrongBiometric());
		} else if (!isBiometricPrompt() && listener != null) {
		if (isStrongBiometric()) {
		KeyStore.getInstance().addAuthToken(byteToken);
		} else {
		Slog.d(getLogTag(), "Skipping addAuthToken");
		}

		try {
		// Explicitly have if/else here to make it super obvious in case the code is
		// touched in the future.

services/core/java/com/android/server/biometrics/BiometricService.java

+26 −8

Original line number	Diff line number	Diff line
		@@ -266,7 +266,8 @@ public class BiometricService extends SystemService {
		SomeArgs args = (SomeArgs) msg.obj;
		handleAuthenticationSucceeded(
		(boolean) args.arg1 /* requireConfirmation */,
		(byte[]) args.arg2 /* token */);
		(byte[]) args.arg2 /* token */,
		(boolean) args.arg3 /* isStrongBiometric */);
		args.recycle();
		break;
		}
		@@ -568,10 +569,12 @@ public class BiometricService extends SystemService {
		final IBiometricServiceReceiverInternal mInternalReceiver =
		new IBiometricServiceReceiverInternal.Stub() {
		@Override
		public void onAuthenticationSucceeded(boolean requireConfirmation, byte[] token) {
		public void onAuthenticationSucceeded(boolean requireConfirmation, byte[] token,
		boolean isStrongBiometric) {
		SomeArgs args = SomeArgs.obtain();
		args.arg1 = requireConfirmation;
		args.arg2 = token;
		args.arg3 = isStrongBiometric;
		mHandler.obtainMessage(MSG_ON_AUTHENTICATION_SUCCEEDED, args).sendToTarget();
		}

		@@ -761,8 +764,13 @@ public class BiometricService extends SystemService {
		+ " config_biometric_sensors?");
		}

		// Note that we allow BIOMETRIC_CONVENIENCE to register because BiometricService
		// also does / will do other things such as keep track of lock screen timeout, etc.
		// Just because a biometric is registered does not mean it can participate in
		// the android.hardware.biometrics APIs.
		if (strength != Authenticators.BIOMETRIC_STRONG
		&& strength != Authenticators.BIOMETRIC_WEAK) {
		&& strength != Authenticators.BIOMETRIC_WEAK
		&& strength != Authenticators.BIOMETRIC_CONVENIENCE) {
		throw new IllegalStateException("Unsupported strength");
		}

		@@ -1189,8 +1197,10 @@ public class BiometricService extends SystemService {
		BiometricConstants.BIOMETRIC_ERROR_NO_DEVICE_CREDENTIAL);
		}
		} else {
		// This should not be possible via the public API surface and is here mainly for
		// "correctness". An exception should have been thrown before getting here.
		Slog.e(TAG, "No authenticators requested");
		return new Pair<>(TYPE_NONE, BiometricConstants.BIOMETRIC_ERROR_HW_UNAVAILABLE);
		return new Pair<>(TYPE_NONE, BiometricConstants.BIOMETRIC_ERROR_HW_NOT_PRESENT);
		}
		}

		@@ -1286,7 +1296,8 @@ public class BiometricService extends SystemService {
		return modality;
		}

		private void handleAuthenticationSucceeded(boolean requireConfirmation, byte[] token) {
		private void handleAuthenticationSucceeded(boolean requireConfirmation, byte[] token,
		boolean isStrongBiometric) {
		try {
		// Should never happen, log this to catch bad HAL behavior (e.g. auth succeeded
		// after user dismissed/canceled dialog).
		@@ -1295,9 +1306,16 @@ public class BiometricService extends SystemService {
		return;
		}

		if (isStrongBiometric) {
		// Store the auth token and submit it to keystore after the dialog is confirmed /
		// animating away.
		mCurrentAuthSession.mTokenEscrow = token;
		} else {
		if (token != null) {
		Slog.w(TAG, "Dropping authToken for non-strong biometric");
		}
		}

		if (!requireConfirmation) {
		mCurrentAuthSession.mState = STATE_AUTHENTICATED_PENDING_SYSUI;
		} else {

services/core/java/com/android/server/biometrics/BiometricServiceBase.java

+6 −5

Original line number	Diff line number	Diff line
		@@ -413,8 +413,8 @@ public abstract class BiometricServiceBase extends SystemService
		throw new UnsupportedOperationException("Stub!");
		}

		default void onAuthenticationSucceededInternal(boolean requireConfirmation, byte[] token)
		throws RemoteException {
		default void onAuthenticationSucceededInternal(boolean requireConfirmation, byte[] token,
		boolean isStrongBiometric) throws RemoteException {
		throw new UnsupportedOperationException("Stub!");
		}

		@@ -451,10 +451,11 @@ public abstract class BiometricServiceBase extends SystemService
		}

		@Override
		public void onAuthenticationSucceededInternal(boolean requireConfirmation, byte[] token)
		throws RemoteException {
		public void onAuthenticationSucceededInternal(boolean requireConfirmation, byte[] token,
		boolean isStrongBiometric) throws RemoteException {
		if (getWrapperReceiver() != null) {
		getWrapperReceiver().onAuthenticationSucceeded(requireConfirmation, token);
		getWrapperReceiver().onAuthenticationSucceeded(requireConfirmation, token,
		isStrongBiometric);
		}
		}