Clear binder identity at native entry calls (31cfa313) · Commits · e / os / android_frameworks_base

services/core/java/com/android/server/location/gnss/hal/GnssNative.java

+114 −80

Original line number	Original line	Diff line number	Diff line
	@@ -27,6 +27,7 @@ import android.location.GnssMeasurementsEvent;
	import android.location.GnssNavigationMessage;		import android.location.GnssNavigationMessage;
	import android.location.GnssStatus;		import android.location.GnssStatus;
	import android.location.Location;		import android.location.Location;
			import android.os.Binder;
	import android.os.SystemClock;		import android.os.SystemClock;
	import android.util.Log;		import android.util.Log;

	@@ -921,6 +922,7 @@ public class GnssNative {

	@NativeEntryPoint		@NativeEntryPoint
	void reportGnssServiceDied() {		void reportGnssServiceDied() {
			// Not necessary to clear (and restore) binder identity since it runs on another thread.
	Log.e(TAG, "gnss hal died - restarting shortly...");		Log.e(TAG, "gnss hal died - restarting shortly...");

	// move to another thread just in case there is some awkward gnss thread dependency with		// move to another thread just in case there is some awkward gnss thread dependency with
	@@ -940,6 +942,7 @@ public class GnssNative {

	@NativeEntryPoint		@NativeEntryPoint
	void reportLocation(boolean hasLatLong, Location location) {		void reportLocation(boolean hasLatLong, Location location) {
			Binder.withCleanCallingIdentity(() -> {
	if (hasLatLong && !mHasFirstFix) {		if (hasLatLong && !mHasFirstFix) {
	mHasFirstFix = true;		mHasFirstFix = true;

	@@ -967,33 +970,40 @@ public class GnssNative {
	for (int i = 0; i < mLocationCallbacks.length; i++) {		for (int i = 0; i < mLocationCallbacks.length; i++) {
	mLocationCallbacks[i].onReportLocation(hasLatLong, location);		mLocationCallbacks[i].onReportLocation(hasLatLong, location);
	}		}
			});
	}		}

	@NativeEntryPoint		@NativeEntryPoint
	void reportStatus(@StatusCallbacks.GnssStatusValue int gnssStatus) {		void reportStatus(@StatusCallbacks.GnssStatusValue int gnssStatus) {
			Binder.withCleanCallingIdentity(() -> {
	for (int i = 0; i < mStatusCallbacks.length; i++) {		for (int i = 0; i < mStatusCallbacks.length; i++) {
	mStatusCallbacks[i].onReportStatus(gnssStatus);		mStatusCallbacks[i].onReportStatus(gnssStatus);
	}		}
			});
	}		}

	@NativeEntryPoint		@NativeEntryPoint
	void reportSvStatus(int svCount, int[] svidWithFlags, float[] cn0DbHzs,		void reportSvStatus(int svCount, int[] svidWithFlags, float[] cn0DbHzs,
	float[] elevations, float[] azimuths, float[] carrierFrequencies,		float[] elevations, float[] azimuths, float[] carrierFrequencies,
	float[] basebandCn0DbHzs) {		float[] basebandCn0DbHzs) {
			Binder.withCleanCallingIdentity(() -> {
	GnssStatus gnssStatus = GnssStatus.wrap(svCount, svidWithFlags, cn0DbHzs, elevations,		GnssStatus gnssStatus = GnssStatus.wrap(svCount, svidWithFlags, cn0DbHzs, elevations,
	azimuths, carrierFrequencies, basebandCn0DbHzs);		azimuths, carrierFrequencies, basebandCn0DbHzs);
	for (int i = 0; i < mSvStatusCallbacks.length; i++) {		for (int i = 0; i < mSvStatusCallbacks.length; i++) {
	mSvStatusCallbacks[i].onReportSvStatus(gnssStatus);		mSvStatusCallbacks[i].onReportSvStatus(gnssStatus);
	}		}
			});
	}		}

	@NativeEntryPoint		@NativeEntryPoint
	void reportAGpsStatus(int agpsType, int agpsStatus, byte[] suplIpAddr) {		void reportAGpsStatus(int agpsType, int agpsStatus, byte[] suplIpAddr) {
	mAGpsCallbacks.onReportAGpsStatus(agpsType, agpsStatus, suplIpAddr);		Binder.withCleanCallingIdentity(
			() -> mAGpsCallbacks.onReportAGpsStatus(agpsType, agpsStatus, suplIpAddr));
	}		}

	@NativeEntryPoint		@NativeEntryPoint
	void reportNmea(long timestamp) {		void reportNmea(long timestamp) {
			Binder.withCleanCallingIdentity(() -> {
	if (mItarSpeedLimitExceeded) {		if (mItarSpeedLimitExceeded) {
	return;		return;
	}		}
	@@ -1001,10 +1011,12 @@ public class GnssNative {
	for (int i = 0; i < mNmeaCallbacks.length; i++) {		for (int i = 0; i < mNmeaCallbacks.length; i++) {
	mNmeaCallbacks[i].onReportNmea(timestamp);		mNmeaCallbacks[i].onReportNmea(timestamp);
	}		}
			});
	}		}

	@NativeEntryPoint		@NativeEntryPoint
	void reportMeasurementData(GnssMeasurementsEvent event) {		void reportMeasurementData(GnssMeasurementsEvent event) {
			Binder.withCleanCallingIdentity(() -> {
	if (mItarSpeedLimitExceeded) {		if (mItarSpeedLimitExceeded) {
	return;		return;
	}		}
	@@ -1012,17 +1024,21 @@ public class GnssNative {
	for (int i = 0; i < mMeasurementCallbacks.length; i++) {		for (int i = 0; i < mMeasurementCallbacks.length; i++) {
	mMeasurementCallbacks[i].onReportMeasurements(event);		mMeasurementCallbacks[i].onReportMeasurements(event);
	}		}
			});
	}		}

	@NativeEntryPoint		@NativeEntryPoint
	void reportAntennaInfo(List<GnssAntennaInfo> antennaInfos) {		void reportAntennaInfo(List<GnssAntennaInfo> antennaInfos) {
			Binder.withCleanCallingIdentity(() -> {
	for (int i = 0; i < mAntennaInfoCallbacks.length; i++) {		for (int i = 0; i < mAntennaInfoCallbacks.length; i++) {
	mAntennaInfoCallbacks[i].onReportAntennaInfo(antennaInfos);		mAntennaInfoCallbacks[i].onReportAntennaInfo(antennaInfos);
	}		}
			});
	}		}

	@NativeEntryPoint		@NativeEntryPoint
	void reportNavigationMessage(GnssNavigationMessage event) {		void reportNavigationMessage(GnssNavigationMessage event) {
			Binder.withCleanCallingIdentity(() -> {
	if (mItarSpeedLimitExceeded) {		if (mItarSpeedLimitExceeded) {
	return;		return;
	}		}
	@@ -1030,6 +1046,7 @@ public class GnssNative {
	for (int i = 0; i < mNavigationMessageCallbacks.length; i++) {		for (int i = 0; i < mNavigationMessageCallbacks.length; i++) {
	mNavigationMessageCallbacks[i].onReportNavigationMessage(event);		mNavigationMessageCallbacks[i].onReportNavigationMessage(event);
	}		}
			});
	}		}

	@NativeEntryPoint		@NativeEntryPoint
	@@ -1061,6 +1078,7 @@ public class GnssNative {

	private void onCapabilitiesChanged(GnssCapabilities oldCapabilities,		private void onCapabilitiesChanged(GnssCapabilities oldCapabilities,
	GnssCapabilities newCapabilities) {		GnssCapabilities newCapabilities) {
			Binder.withCleanCallingIdentity(() -> {
	if (newCapabilities.equals(oldCapabilities)) {		if (newCapabilities.equals(oldCapabilities)) {
	return;		return;
	}		}
	@@ -1070,6 +1088,7 @@ public class GnssNative {
	for (int i = 0; i < mBaseCallbacks.length; i++) {		for (int i = 0; i < mBaseCallbacks.length; i++) {
	mBaseCallbacks[i].onCapabilitiesChanged(oldCapabilities, newCapabilities);		mBaseCallbacks[i].onCapabilitiesChanged(oldCapabilities, newCapabilities);
	}		}
			});
	}		}

	@NativeEntryPoint		@NativeEntryPoint
	@@ -1089,88 +1108,103 @@ public class GnssNative {

	@NativeEntryPoint		@NativeEntryPoint
	void reportLocationBatch(Location[] locations) {		void reportLocationBatch(Location[] locations) {
			Binder.withCleanCallingIdentity(() -> {
	for (int i = 0; i < mLocationCallbacks.length; i++) {		for (int i = 0; i < mLocationCallbacks.length; i++) {
	mLocationCallbacks[i].onReportLocations(locations);		mLocationCallbacks[i].onReportLocations(locations);
	}		}
			});
	}		}

	@NativeEntryPoint		@NativeEntryPoint
	void psdsDownloadRequest(int psdsType) {		void psdsDownloadRequest(int psdsType) {
	mPsdsCallbacks.onRequestPsdsDownload(psdsType);		Binder.withCleanCallingIdentity(() -> mPsdsCallbacks.onRequestPsdsDownload(psdsType));
	}		}

	@NativeEntryPoint		@NativeEntryPoint
	void reportGeofenceTransition(int geofenceId, Location location, int transition,		void reportGeofenceTransition(int geofenceId, Location location, int transition,
	long transitionTimestamp) {		long transitionTimestamp) {
	mGeofenceCallbacks.onReportGeofenceTransition(geofenceId, location, transition,		Binder.withCleanCallingIdentity(
	transitionTimestamp);		() -> mGeofenceCallbacks.onReportGeofenceTransition(geofenceId, location,
			transition, transitionTimestamp));
	}		}

	@NativeEntryPoint		@NativeEntryPoint
	void reportGeofenceStatus(int status, Location location) {		void reportGeofenceStatus(int status, Location location) {
	mGeofenceCallbacks.onReportGeofenceStatus(status, location);		Binder.withCleanCallingIdentity(
			() -> mGeofenceCallbacks.onReportGeofenceStatus(status, location));
	}		}

	@NativeEntryPoint		@NativeEntryPoint
	void reportGeofenceAddStatus(int geofenceId, @GeofenceCallbacks.GeofenceStatus int status) {		void reportGeofenceAddStatus(int geofenceId, @GeofenceCallbacks.GeofenceStatus int status) {
	mGeofenceCallbacks.onReportGeofenceAddStatus(geofenceId, status);		Binder.withCleanCallingIdentity(
			() -> mGeofenceCallbacks.onReportGeofenceAddStatus(geofenceId, status));
	}		}

	@NativeEntryPoint		@NativeEntryPoint
	void reportGeofenceRemoveStatus(int geofenceId, @GeofenceCallbacks.GeofenceStatus int status) {		void reportGeofenceRemoveStatus(int geofenceId, @GeofenceCallbacks.GeofenceStatus int status) {
	mGeofenceCallbacks.onReportGeofenceRemoveStatus(geofenceId, status);		Binder.withCleanCallingIdentity(
			() -> mGeofenceCallbacks.onReportGeofenceRemoveStatus(geofenceId, status));
	}		}

	@NativeEntryPoint		@NativeEntryPoint
	void reportGeofencePauseStatus(int geofenceId, @GeofenceCallbacks.GeofenceStatus int status) {		void reportGeofencePauseStatus(int geofenceId, @GeofenceCallbacks.GeofenceStatus int status) {
	mGeofenceCallbacks.onReportGeofencePauseStatus(geofenceId, status);		Binder.withCleanCallingIdentity(
			() -> mGeofenceCallbacks.onReportGeofencePauseStatus(geofenceId, status));
	}		}

	@NativeEntryPoint		@NativeEntryPoint
	void reportGeofenceResumeStatus(int geofenceId, @GeofenceCallbacks.GeofenceStatus int status) {		void reportGeofenceResumeStatus(int geofenceId, @GeofenceCallbacks.GeofenceStatus int status) {
	mGeofenceCallbacks.onReportGeofenceResumeStatus(geofenceId, status);		Binder.withCleanCallingIdentity(
			() -> mGeofenceCallbacks.onReportGeofenceResumeStatus(geofenceId, status));
	}		}

	@NativeEntryPoint		@NativeEntryPoint
	void reportNiNotification(int notificationId, int niType, int notifyFlags,		void reportNiNotification(int notificationId, int niType, int notifyFlags,
	int timeout, int defaultResponse, String requestorId, String text,		int timeout, int defaultResponse, String requestorId, String text,
	int requestorIdEncoding, int textEncoding) {		int requestorIdEncoding, int textEncoding) {
	mNotificationCallbacks.onReportNiNotification(notificationId, niType, notifyFlags, timeout,		Binder.withCleanCallingIdentity(
	defaultResponse, requestorId, text, requestorIdEncoding, textEncoding);		() -> mNotificationCallbacks.onReportNiNotification(notificationId, niType,
			notifyFlags, timeout, defaultResponse, requestorId, text,
			requestorIdEncoding, textEncoding));
	}		}

	@NativeEntryPoint		@NativeEntryPoint
	void requestSetID(int flags) {		void requestSetID(int flags) {
	mAGpsCallbacks.onRequestSetID(flags);		Binder.withCleanCallingIdentity(() -> mAGpsCallbacks.onRequestSetID(flags));
	}		}

	@NativeEntryPoint		@NativeEntryPoint
	void requestLocation(boolean independentFromGnss, boolean isUserEmergency) {		void requestLocation(boolean independentFromGnss, boolean isUserEmergency) {
	mLocationRequestCallbacks.onRequestLocation(independentFromGnss, isUserEmergency);		Binder.withCleanCallingIdentity(
			() -> mLocationRequestCallbacks.onRequestLocation(independentFromGnss,
			isUserEmergency));
	}		}

	@NativeEntryPoint		@NativeEntryPoint
	void requestUtcTime() {		void requestUtcTime() {
	mTimeCallbacks.onRequestUtcTime();		Binder.withCleanCallingIdentity(() -> mTimeCallbacks.onRequestUtcTime());
	}		}

	@NativeEntryPoint		@NativeEntryPoint
	void requestRefLocation() {		void requestRefLocation() {
	mLocationRequestCallbacks.onRequestRefLocation();		Binder.withCleanCallingIdentity(
			() -> mLocationRequestCallbacks.onRequestRefLocation());
	}		}

	@NativeEntryPoint		@NativeEntryPoint
	void reportNfwNotification(String proxyAppPackageName, byte protocolStack,		void reportNfwNotification(String proxyAppPackageName, byte protocolStack,
	String otherProtocolStackName, byte requestor, String requestorId,		String otherProtocolStackName, byte requestor, String requestorId,
	byte responseType, boolean inEmergencyMode, boolean isCachedLocation) {		byte responseType, boolean inEmergencyMode, boolean isCachedLocation) {
	mNotificationCallbacks.onReportNfwNotification(proxyAppPackageName, protocolStack,		Binder.withCleanCallingIdentity(
	otherProtocolStackName, requestor, requestorId, responseType, inEmergencyMode,		() -> mNotificationCallbacks.onReportNfwNotification(proxyAppPackageName,
	isCachedLocation);		protocolStack, otherProtocolStackName, requestor, requestorId, responseType,
			inEmergencyMode, isCachedLocation));
	}		}

	@NativeEntryPoint		@NativeEntryPoint
	boolean isInEmergencySession() {		boolean isInEmergencySession() {
	return mEmergencyHelper.isInEmergency(mConfiguration.getEsExtensionSec());		return Binder.withCleanCallingIdentity(
			() -> mEmergencyHelper.isInEmergency(mConfiguration.getEsExtensionSec()));
	}		}

	/**		/**