Merge "Resolving NTN capability" into main (6bf4e64b) · Commits · e / os / android_frameworks_opt_telephony

src/java/com/android/internal/telephony/ServiceStateTracker.java

+13 −0

Original line number	Diff line number	Diff line
		@@ -98,6 +98,7 @@ import com.android.internal.telephony.imsphone.ImsPhone;
		import com.android.internal.telephony.metrics.RadioPowerStateStats;
		import com.android.internal.telephony.metrics.ServiceStateStats;
		import com.android.internal.telephony.metrics.TelephonyMetrics;
		import com.android.internal.telephony.satellite.NtnCapabilityResolver;
		import com.android.internal.telephony.subscription.SubscriptionInfoInternal;
		import com.android.internal.telephony.subscription.SubscriptionManagerService;
		import com.android.internal.telephony.uicc.IccCardApplicationStatus.AppState;
		@@ -3428,6 +3429,7 @@ public class ServiceStateTracker extends Handler {

		updateNrFrequencyRangeFromPhysicalChannelConfigs(mLastPhysicalChannelConfigList, mNewSS);
		updateNrStateFromPhysicalChannelConfigs(mLastPhysicalChannelConfigList, mNewSS);
		updateNtnCapability();

		if (TelephonyUtils.IS_DEBUGGABLE && mPhone.getTelephonyTester() != null) {
		mPhone.getTelephonyTester().overrideServiceState(mNewSS);
		@@ -5557,6 +5559,17 @@ public class ServiceStateTracker extends Handler {
		}
		}

		private void updateNtnCapability() {
		for (NetworkRegistrationInfo nri : mNewSS.getNetworkRegistrationInfoListForTransportType(
		AccessNetworkConstants.TRANSPORT_TYPE_WWAN)) {
		NtnCapabilityResolver.resolveNtnCapability(nri, mSubId);
		if (nri.isNonTerrestrialNetwork()) {
		// Replace the existing NRI with the updated NRI.
		mNewSS.addNetworkRegistrationInfo(nri);
		}
		}
		}

		/**
		* Check if device is non-roaming and always on home network.
		*

src/java/com/android/internal/telephony/satellite/NtnCapabilityResolver.java

0 → 100644

+59 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2023 The Android Open Source Project
		*
		* Licensed under the Apache License, Version 2.0 (the "License");
		* you may not use this file except in compliance with the License.
		* You may obtain a copy of the License at
		*
		* http://www.apache.org/licenses/LICENSE-2.0
		*
		* Unless required by applicable law or agreed to in writing, software
		* distributed under the License is distributed on an "AS IS" BASIS,
		* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
		* See the License for the specific language governing permissions and
		* limitations under the License.
		*/

		package com.android.internal.telephony.satellite;

		import android.annotation.NonNull;
		import android.telephony.NetworkRegistrationInfo;
		import android.telephony.Rlog;
		import android.text.TextUtils;

		import java.util.List;

		/**
		* This utility class is responsible for resolving NTN capabilities of a
		* {@link NetworkRegistrationInfo}.
		*/
		public class NtnCapabilityResolver {
		private static final String TAG = "NtnCapabilityResolver";

		/**
		* Resolve NTN capability by updating the input NetworkRegistrationInfo to indicate whether
		* connecting to a non-terrestrial network and the available services supported by the network.
		*
		* @param networkRegistrationInfo The NetworkRegistrationInfo of a network.
		* @param subId The subscription ID associated with a phone.
		*/
		public static void resolveNtnCapability(
		@NonNull NetworkRegistrationInfo networkRegistrationInfo, int subId) {
		SatelliteController satelliteController = SatelliteController.getInstance();
		List<String> satellitePlmnList = satelliteController.getSatellitePlmnList();
		String registeredPlmn = networkRegistrationInfo.getRegisteredPlmn();
		for (String satellitePlmn : satellitePlmnList) {
		if (TextUtils.equals(satellitePlmn, registeredPlmn)) {
		logd("Registered to satellite PLMN " + satellitePlmn);
		networkRegistrationInfo.setIsNonTerrestrialNetwork(true);
		networkRegistrationInfo.setAvailableServices(
		satelliteController.getSupportedSatelliteServices(subId, satellitePlmn));
		break;
		}
		}
		}

		private static void logd(@NonNull String log) {
		Rlog.d(TAG, log);
		}
		}

src/java/com/android/internal/telephony/satellite/SatelliteController.java

+162 −0

Original line number	Diff line number	Diff line
		@@ -16,6 +16,7 @@

		package com.android.internal.telephony.satellite;

		import android.annotation.ArrayRes;
		import android.annotation.NonNull;
		import android.annotation.Nullable;
		import android.bluetooth.BluetoothAdapter;
		@@ -25,6 +26,7 @@ import android.content.Context;
		import android.content.Intent;
		import android.content.IntentFilter;
		import android.content.SharedPreferences;
		import android.content.res.Resources;
		import android.database.ContentObserver;
		import android.net.wifi.WifiManager;
		import android.nfc.NfcAdapter;
		@@ -34,15 +36,18 @@ import android.os.Build;
		import android.os.Bundle;
		import android.os.CancellationSignal;
		import android.os.Handler;
		import android.os.HandlerExecutor;
		import android.os.HandlerThread;
		import android.os.IBinder;
		import android.os.ICancellationSignal;
		import android.os.Looper;
		import android.os.Message;
		import android.os.PersistableBundle;
		import android.os.RemoteException;
		import android.os.ResultReceiver;
		import android.os.SystemProperties;
		import android.provider.Settings;
		import android.telephony.CarrierConfigManager;
		import android.telephony.Rlog;
		import android.telephony.SubscriptionManager;
		import android.telephony.TelephonyManager;
		@@ -54,8 +59,10 @@ import android.telephony.satellite.SatelliteCapabilities;
		import android.telephony.satellite.SatelliteDatagram;
		import android.telephony.satellite.SatelliteManager;
		import android.util.Log;
		import android.util.SparseArray;
		import android.uwb.UwbManager;

		import com.android.internal.R;
		import com.android.internal.annotations.GuardedBy;
		import com.android.internal.annotations.VisibleForTesting;
		import com.android.internal.telephony.CommandsInterface;
		@@ -64,10 +71,14 @@ import com.android.internal.telephony.Phone;
		import com.android.internal.telephony.satellite.metrics.ControllerMetricsStats;
		import com.android.internal.telephony.satellite.metrics.ProvisionMetricsStats;
		import com.android.internal.telephony.satellite.metrics.SessionMetricsStats;
		import com.android.internal.telephony.subscription.SubscriptionManagerService;
		import com.android.internal.util.FunctionalUtils;

		import java.util.ArrayList;
		import java.util.HashMap;
		import java.util.List;
		import java.util.Map;
		import java.util.Set;
		import java.util.concurrent.ConcurrentHashMap;
		import java.util.concurrent.atomic.AtomicBoolean;
		import java.util.function.Consumer;
		@@ -199,6 +210,22 @@ public class SatelliteController extends Handler {
		private final Object mNeedsSatellitePointingLock = new Object();
		@GuardedBy("mNeedsSatellitePointingLock")
		private boolean mNeedsSatellitePointing = false;
		/** Key: subId, value: (key: PLMN, value: set of
		* {@link android.telephony.NetworkRegistrationInfo.ServiceType})
		*/
		@GuardedBy("mSupportedSatelliteServicesLock")
		@NonNull private final Map<Integer, Map<String, Set<Integer>>> mSupportedSatelliteServices =
		new HashMap<>();
		@NonNull private final Object mSupportedSatelliteServicesLock = new Object();
		/** Key: PLMN, value: set of {@link android.telephony.NetworkRegistrationInfo.ServiceType} */
		@NonNull private final Map<String, Set<Integer>> mSatelliteServicesSupportedByProviders;
		@NonNull private final CarrierConfigManager mCarrierConfigManager;
		@NonNull private final CarrierConfigManager.CarrierConfigChangeListener
		mCarrierConfigChangeListener;
		@NonNull private final Object mCarrierConfigArrayLock = new Object();
		@GuardedBy("mCarrierConfigArrayLock")
		@NonNull private final SparseArray<PersistableBundle> mCarrierConfigArray = new SparseArray<>();
		@NonNull private final List<String> mSatellitePlmnList;

		/**
		* @return The singleton instance of SatelliteController.
		@@ -266,6 +293,7 @@ public class SatelliteController extends Handler {
		registerForPendingDatagramCount();
		registerForSatelliteModemStateChanged();
		mContentResolver = mContext.getContentResolver();
		mCarrierConfigManager = mContext.getSystemService(CarrierConfigManager.class);

		try {
		mSharedPreferences = mContext.getSharedPreferences(SATELLITE_SHARED_PREF,
		@@ -287,6 +315,16 @@ public class SatelliteController extends Handler {
		Settings.Global.getUriFor(Settings.Global.SATELLITE_MODE_RADIOS),
		false, satelliteModeRadiosContentObserver);
		}

		mSatelliteServicesSupportedByProviders = readSupportedSatelliteServicesFromOverlayConfig();
		mSatellitePlmnList =
		mSatelliteServicesSupportedByProviders.keySet().stream().toList();
		updateSupportedSatelliteServicesForActiveSubscriptions();
		mCarrierConfigChangeListener =
		(slotIndex, subId, carrierId, specificCarrierId) ->
		handleCarrierConfigChanged(slotIndex, subId, carrierId, specificCarrierId);
		mCarrierConfigManager.registerCarrierConfigChangeListener(
		new HandlerExecutor(new Handler(looper)), mCarrierConfigChangeListener);
		}

		@VisibleForTesting(visibility = VisibleForTesting.Visibility.PRIVATE)
		@@ -1901,6 +1939,40 @@ public class SatelliteController extends Handler {
		return (supported != null ? supported : false);
		}

		/**
		* @return The list of satellite PLMNs used for connecting to satellite networks.
		*/
		@NonNull
		public List<String> getSatellitePlmnList() {
		return new ArrayList<>(mSatellitePlmnList);
		}

		/**
		* @param subId Subscription ID.
		* @param plmn The satellite roaming plmn.
		* @return The list of services supported by the carrier associated with the {@code subId} for
		* the satellite network {@code plmn}.
		*/
		@NonNull
		public List<Integer> getSupportedSatelliteServices(int subId, String plmn) {
		synchronized (mSupportedSatelliteServicesLock) {
		if (mSupportedSatelliteServices.containsKey(subId)) {
		Map<String, Set<Integer>> supportedServices =
		mSupportedSatelliteServices.get(subId);
		if (supportedServices != null && supportedServices.containsKey(plmn)) {
		return new ArrayList<>(supportedServices.get(plmn));
		} else {
		loge("getSupportedSatelliteServices: subId=" + subId + ", supportedServices "
		+ "does not contain key plmn=" + plmn);
		}
		} else {
		loge("getSupportedSatelliteServices: mSupportedSatelliteServices does contain key"
		+ " subId=" + subId);
		}
		return new ArrayList<>();
		}
		}

		/**
		* If we have not successfully queried the satellite modem for its satellite service support,
		* we will retry the query one more time. Otherwise, we will return the cached result.
		@@ -2312,6 +2384,96 @@ public class SatelliteController extends Handler {
		return (DEBUG \|\| SystemProperties.getBoolean(ALLOW_MOCK_MODEM_PROPERTY, false));
		}

		private void updateSupportedSatelliteServicesForActiveSubscriptions() {
		synchronized (mSupportedSatelliteServicesLock) {
		mSupportedSatelliteServices.clear();
		int[] activeSubIds = SubscriptionManagerService.getInstance().getActiveSubIdList(true);
		if (activeSubIds != null) {
		for (int subId : activeSubIds) {
		updateSupportedSatelliteServices(subId);
		}
		} else {
		loge("updateSupportedSatelliteServicesForActiveSubscriptions: "
		+ "activeSubIds is null");
		}
		}
		}

		private void updateSupportedSatelliteServices(int subId) {
		Map<String, Set<Integer>> carrierSupportedSatelliteServicesPerPlmn =
		readSupportedSatelliteServicesFromCarrierConfig(subId);
		synchronized (mSupportedSatelliteServicesLock) {
		mSupportedSatelliteServices.put(subId,
		SatelliteServiceUtils.mergeSupportedSatelliteServices(
		mSatelliteServicesSupportedByProviders,
		carrierSupportedSatelliteServicesPerPlmn));
		}
		}

		@NonNull
		private Map<String, Set<Integer>> readSupportedSatelliteServicesFromOverlayConfig() {
		String[] supportedServices = readStringArrayFromOverlayConfig(
		R.array.config_satellite_services_supported_by_providers);
		return SatelliteServiceUtils.parseSupportedSatelliteServices(supportedServices);
		}

		@NonNull
		private Map<String, Set<Integer>> readSupportedSatelliteServicesFromCarrierConfig(int subId) {
		synchronized (mCarrierConfigArrayLock) {
		PersistableBundle config = mCarrierConfigArray.get(subId);
		if (config == null) {
		config = getConfigForSubId(subId);
		mCarrierConfigArray.put(subId, config);
		}
		return SatelliteServiceUtils.parseSupportedSatelliteServices(
		config.getPersistableBundle(CarrierConfigManager
		.KEY_CARRIER_SUPPORTED_SATELLITE_SERVICES_PER_PROVIDER_BUNDLE));
		}
		}

		@NonNull private PersistableBundle getConfigForSubId(int subId) {
		PersistableBundle config = mCarrierConfigManager.getConfigForSubId(subId,
		CarrierConfigManager
		.KEY_CARRIER_SUPPORTED_SATELLITE_SERVICES_PER_PROVIDER_BUNDLE);
		if (config == null \|\| config.isEmpty()) {
		config = CarrierConfigManager.getDefaultConfig();
		}
		return config;
		}

		private void handleCarrierConfigChanged(int slotIndex, int subId, int carrierId,
		int specificCarrierId) {
		logd("handleCarrierConfigChanged(): slotIndex(" + slotIndex + "), subId("
		+ subId + "), carrierId(" + carrierId + "), specificCarrierId("
		+ specificCarrierId + ")");
		if (subId == SubscriptionManager.INVALID_SUBSCRIPTION_ID) {
		return;
		}

		updateCarrierConfig(subId);
		updateSupportedSatelliteServicesForActiveSubscriptions();
		}

		private void updateCarrierConfig(int subId) {
		synchronized (mCarrierConfigArrayLock) {
		mCarrierConfigArray.put(subId, getConfigForSubId(subId));
		}
		}

		@NonNull
		private String[] readStringArrayFromOverlayConfig(@ArrayRes int id) {
		String[] strArray = null;
		try {
		strArray = mContext.getResources().getStringArray(id);
		} catch (Resources.NotFoundException ex) {
		loge("readStringArrayFromOverlayConfig: id= " + id + ", ex=" + ex);
		}
		if (strArray == null) {
		strArray = new String[0];
		}
		return strArray;
		}

		private static void logd(@NonNull String log) {
		Rlog.d(TAG, log);
		}

src/java/com/android/internal/telephony/satellite/SatelliteServiceUtils.java

+128 −0

Original line number	Diff line number	Diff line
		@@ -16,11 +16,16 @@

		package com.android.internal.telephony.satellite;

		import static android.telephony.NetworkRegistrationInfo.FIRST_SERVICE_TYPE;
		import static android.telephony.NetworkRegistrationInfo.LAST_SERVICE_TYPE;

		import android.annotation.NonNull;
		import android.annotation.Nullable;
		import android.content.Context;
		import android.os.AsyncResult;
		import android.os.Binder;
		import android.os.PersistableBundle;
		import android.telephony.NetworkRegistrationInfo;
		import android.telephony.Rlog;
		import android.telephony.SubscriptionManager;
		import android.telephony.satellite.AntennaPosition;
		@@ -40,7 +45,9 @@ import com.android.internal.telephony.subscription.SubscriptionManagerService;

		import java.util.Arrays;
		import java.util.HashMap;
		import java.util.HashSet;
		import java.util.Map;
		import java.util.Set;
		import java.util.stream.Collectors;

		/**
		@@ -266,6 +273,127 @@ public class SatelliteServiceUtils {
		return SubscriptionManager.DEFAULT_SUBSCRIPTION_ID;
		}

		/**
		* Expected format of each input string in the array: "PLMN_1:service_1,service_2,..."
		*
		* @return The map of supported services with key: PLMN, value: set of services supported by
		* the PLMN.
		*/
		@NonNull
		@NetworkRegistrationInfo.ServiceType
		public static Map<String, Set<Integer>> parseSupportedSatelliteServices(
		String[] supportedSatelliteServicesStrArray) {
		Map<String, Set<Integer>> supportedServicesMap = new HashMap<>();
		if (supportedSatelliteServicesStrArray == null
		\|\| supportedSatelliteServicesStrArray.length == 0) {
		return supportedServicesMap;
		}

		for (String supportedServicesPerPlmnStr : supportedSatelliteServicesStrArray) {
		String[] pairOfPlmnAndsupportedServicesStr =
		supportedServicesPerPlmnStr.split(":");
		if (pairOfPlmnAndsupportedServicesStr != null
		&& (pairOfPlmnAndsupportedServicesStr.length == 1
		\|\| pairOfPlmnAndsupportedServicesStr.length == 2)) {
		String plmn = pairOfPlmnAndsupportedServicesStr[0];
		Set<Integer> supportedServicesSet = new HashSet<>();
		if (pairOfPlmnAndsupportedServicesStr.length == 2) {
		String[] supportedServicesStrArray =
		pairOfPlmnAndsupportedServicesStr[1].split(",");
		for (String service : supportedServicesStrArray) {
		try {
		int serviceType = Integer.parseInt(service);
		if (isServiceTypeValid(serviceType)) {
		supportedServicesSet.add(serviceType);
		} else {
		loge("parseSupportedSatelliteServices: invalid serviceType="
		+ serviceType);
		}
		} catch (NumberFormatException e) {
		loge("parseSupportedSatelliteServices: supportedServicesPerPlmnStr="
		+ supportedServicesPerPlmnStr + ", service=" + service
		+ ", e=" + e);
		}
		}
		}
		supportedServicesMap.put(plmn, supportedServicesSet);
		} else {
		loge("parseSupportedSatelliteServices: invalid format input, "
		+ "supportedServicesPerPlmnStr=" + supportedServicesPerPlmnStr);
		}
		}
		return supportedServicesMap;
		}

		/**
		* Expected format of the input dictionary bundle is:
		* <ul>
		* <li>Key: PLMN string.</li>
		* <li>Value: A string with format "service_1,service_2,..."</li>
		* </ul>
		* @return The map of supported services with key: PLMN, value: set of services supported by
		* the PLMN.
		*/
		@NonNull
		@NetworkRegistrationInfo.ServiceType
		public static Map<String, Set<Integer>> parseSupportedSatelliteServices(
		PersistableBundle supportedServicesBundle) {
		Map<String, Set<Integer>> supportedServicesMap = new HashMap<>();
		if (supportedServicesBundle == null \|\| supportedServicesBundle.isEmpty()) {
		return supportedServicesMap;
		}

		for (String plmn : supportedServicesBundle.keySet()) {
		Set<Integer> supportedServicesSet = new HashSet<>();
		for (int serviceType : supportedServicesBundle.getIntArray(plmn)) {
		if (isServiceTypeValid(serviceType)) {
		supportedServicesSet.add(serviceType);
		} else {
		loge("parseSupportedSatelliteServices: invalid service type=" + serviceType
		+ " for plmn=" + plmn);
		}
		}
		supportedServicesMap.put(plmn, supportedServicesSet);
		}
		return supportedServicesMap;
		}

		/**
		* For the PLMN that exists in both {@code providerSupportedServices} and
		* {@code carrierSupportedServices}, the supported services will be the intersection of the two
		* sets. For the PLMN that is present in {@code providerSupportedServices} but not in
		* {@code carrierSupportedServices}, the provider supported services will be used. The rest
		* will not be used.
		*
		* @param providerSupportedServices Satellite provider supported satellite services.
		* @param carrierSupportedServices Carrier supported satellite services.
		* @return The supported satellite services by the device for the corresponding carrier and the
		* satellite provider.
		*/
		@NonNull
		@NetworkRegistrationInfo.ServiceType
		public static Map<String, Set<Integer>> mergeSupportedSatelliteServices(
		@NonNull @NetworkRegistrationInfo.ServiceType Map<String, Set<Integer>>
		providerSupportedServices,
		@NonNull @NetworkRegistrationInfo.ServiceType Map<String, Set<Integer>>
		carrierSupportedServices) {
		Map<String, Set<Integer>> supportedServicesMap = new HashMap<>();
		for (Map.Entry<String, Set<Integer>> entry : providerSupportedServices.entrySet()) {
		Set<Integer> supportedServices = new HashSet<>(entry.getValue());
		if (carrierSupportedServices.containsKey(entry.getKey())) {
		supportedServices.retainAll(carrierSupportedServices.get(entry.getKey()));
		}
		if (!supportedServices.isEmpty()) {
		supportedServicesMap.put(entry.getKey(), supportedServices);
		}
		}
		return supportedServicesMap;
		}

		private static boolean isServiceTypeValid(int serviceType) {
		return (serviceType >= FIRST_SERVICE_TYPE && serviceType <= LAST_SERVICE_TYPE);
		}

		/**
		* Return phone associated with phoneId 0.
		*

tests/telephonytests/src/com/android/internal/telephony/ServiceStateTrackerTest.java

+62 −0

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