Merge changes I3b16caad,Iaf5ea7ab,I09a94042,I69a39039,I35300309, ... (6568170b) · Commits · e / os / android_frameworks_base

core/java/android/net/NetworkAgent.java

+1 −31

Original line number	Diff line number	Diff line
		@@ -17,6 +17,7 @@
		package android.net;

		import android.content.Context;
		import android.net.ConnectivityManager.PacketKeepalive;
		import android.os.Bundle;
		import android.os.Handler;
		import android.os.Looper;
		@@ -26,7 +27,6 @@ import android.util.Log;

		import com.android.internal.util.AsyncChannel;
		import com.android.internal.util.Protocol;
		import android.net.ConnectivityManager.PacketKeepalive;

		import java.util.ArrayList;
		import java.util.concurrent.atomic.AtomicBoolean;
		@@ -100,20 +100,6 @@ public abstract class NetworkAgent extends Handler {
		*/
		public static final int EVENT_NETWORK_SCORE_CHANGED = BASE + 4;

		/**
		* Sent by the NetworkAgent to ConnectivityService to add new UID ranges
		* to be forced into this Network. For VPNs only.
		* obj = UidRange[] to forward
		*/
		public static final int EVENT_UID_RANGES_ADDED = BASE + 5;

		/**
		* Sent by the NetworkAgent to ConnectivityService to remove UID ranges
		* from being forced into this Network. For VPNs only.
		* obj = UidRange[] to stop forwarding
		*/
		public static final int EVENT_UID_RANGES_REMOVED = BASE + 6;

		/**
		* Sent by ConnectivityService to the NetworkAgent to inform the agent of the
		* networks status - whether we could use the network or could not, due to
		@@ -389,22 +375,6 @@ public abstract class NetworkAgent extends Handler {
		queueOrSendMessage(EVENT_NETWORK_SCORE_CHANGED, new Integer(score));
		}

		/**
		* Called by the VPN code when it wants to add ranges of UIDs to be routed
		* through the VPN network.
		*/
		public void addUidRanges(UidRange[] ranges) {
		queueOrSendMessage(EVENT_UID_RANGES_ADDED, ranges);
		}

		/**
		* Called by the VPN code when it wants to remove ranges of UIDs from being routed
		* through the VPN network.
		*/
		public void removeUidRanges(UidRange[] ranges) {
		queueOrSendMessage(EVENT_UID_RANGES_REMOVED, ranges);
		}

		/**
		* Called by the bearer to indicate this network was manually selected by the user.
		* This should be called before the NetworkInfo is marked CONNECTED so that this

core/java/android/net/NetworkCapabilities.java

+232 −21

Original line number	Diff line number	Diff line
		@@ -20,6 +20,8 @@ import android.annotation.IntDef;
		import android.net.ConnectivityManager.NetworkCallback;
		import android.os.Parcel;
		import android.os.Parcelable;
		import android.util.ArraySet;
		import android.util.proto.ProtoOutputStream;

		import com.android.internal.annotations.VisibleForTesting;
		import com.android.internal.util.BitUtils;
		@@ -28,6 +30,7 @@ import com.android.internal.util.Preconditions;
		import java.lang.annotation.Retention;
		import java.lang.annotation.RetentionPolicy;
		import java.util.Objects;
		import java.util.Set;
		import java.util.StringJoiner;

		/**
		@@ -46,6 +49,7 @@ import java.util.StringJoiner;
		*/
		public final class NetworkCapabilities implements Parcelable {
		private static final String TAG = "NetworkCapabilities";
		private static final int INVALID_UID = -1;

		/**
		* @hide
		@@ -63,6 +67,8 @@ public final class NetworkCapabilities implements Parcelable {
		mLinkDownBandwidthKbps = nc.mLinkDownBandwidthKbps;
		mNetworkSpecifier = nc.mNetworkSpecifier;
		mSignalStrength = nc.mSignalStrength;
		mUids = nc.mUids;
		mEstablishingVpnAppUid = nc.mEstablishingVpnAppUid;
		}
		}

		@@ -76,6 +82,8 @@ public final class NetworkCapabilities implements Parcelable {
		mLinkUpBandwidthKbps = mLinkDownBandwidthKbps = LINK_BANDWIDTH_UNSPECIFIED;
		mNetworkSpecifier = null;
		mSignalStrength = SIGNAL_STRENGTH_UNSPECIFIED;
		mUids = null;
		mEstablishingVpnAppUid = INVALID_UID;
		}

		/**
		@@ -617,6 +625,29 @@ public final class NetworkCapabilities implements Parcelable {
		return (nc.mTransportTypes == this.mTransportTypes);
		}

		/**
		* UID of the app that manages this network, or INVALID_UID if none/unknown.
		*
		* This field keeps track of the UID of the app that created this network and is in charge
		* of managing it. In the practice, it is used to store the UID of VPN apps so it is named
		* accordingly, but it may be renamed if other mechanisms are offered for third party apps
		* to create networks.
		*
		* Because this field is only used in the services side (and to avoid apps being able to
		* set this to whatever they want), this field is not parcelled and will not be conserved
		* across the IPC boundary.
		* @hide
		*/
		private int mEstablishingVpnAppUid = INVALID_UID;

		/**
		* Set the UID of the managing app.
		* @hide
		*/
		public void setEstablishingVpnAppUid(final int uid) {
		mEstablishingVpnAppUid = uid;
		}

		/**
		* Value indicating that link bandwidth is unspecified.
		* @hide
		@@ -835,6 +866,174 @@ public final class NetworkCapabilities implements Parcelable {
		return this.mSignalStrength == nc.mSignalStrength;
		}

		/**
		* List of UIDs this network applies to. No restriction if null.
		* <p>
		* This is typically (and at this time, only) used by VPN. This network is only available to
		* the UIDs in this list, and it is their default network. Apps in this list that wish to
		* bypass the VPN can do so iff the VPN app allows them to or if they are privileged. If this
		* member is null, then the network is not restricted by app UID. If it's an empty list, then
		* it means nobody can use it.
		* As a special exception, the app managing this network (as identified by its UID stored in
		* mEstablishingVpnAppUid) can always see this network. This is embodied by a special check in
		* satisfiedByUids. That still does not mean the network necessarily <strong>applies</strong>
		* to the app that manages it as determined by #appliesToUid.
		* <p>
		* Please note that in principle a single app can be associated with multiple UIDs because
		* each app will have a different UID when it's run as a different (macro-)user. A single
		* macro user can only have a single active VPN app at any given time however.
		* <p>
		* Also please be aware this class does not try to enforce any normalization on this. Callers
		* can only alter the UIDs by setting them wholesale : this class does not provide any utility
		* to add or remove individual UIDs or ranges. If callers have any normalization needs on
		* their own (like requiring sortedness or no overlap) they need to enforce it
		* themselves. Some of the internal methods also assume this is normalized as in no adjacent
		* or overlapping ranges are present.
		*
		* @hide
		*/
		private Set<UidRange> mUids = null;

		/**
		* Convenience method to set the UIDs this network applies to to a single UID.
		* @hide
		*/
		public NetworkCapabilities setSingleUid(int uid) {
		final ArraySet<UidRange> identity = new ArraySet<>(1);
		identity.add(new UidRange(uid, uid));
		setUids(identity);
		return this;
		}

		/**
		* Set the list of UIDs this network applies to.
		* This makes a copy of the set so that callers can't modify it after the call.
		* @hide
		*/
		public NetworkCapabilities setUids(Set<UidRange> uids) {
		if (null == uids) {
		mUids = null;
		} else {
		mUids = new ArraySet<>(uids);
		}
		return this;
		}

		/**
		* Get the list of UIDs this network applies to.
		* This returns a copy of the set so that callers can't modify the original object.
		* @hide
		*/
		public Set<UidRange> getUids() {
		return null == mUids ? null : new ArraySet<>(mUids);
		}

		/**
		* Test whether this network applies to this UID.
		* @hide
		*/
		public boolean appliesToUid(int uid) {
		if (null == mUids) return true;
		for (UidRange range : mUids) {
		if (range.contains(uid)) {
		return true;
		}
		}
		return false;
		}

		/**
		* Tests if the set of UIDs that this network applies to is the same of the passed set of UIDs.
		* <p>
		* This test only checks whether equal range objects are in both sets. It will
		* return false if the ranges are not exactly the same, even if the covered UIDs
		* are for an equivalent result.
		* <p>
		* Note that this method is not very optimized, which is fine as long as it's not used very
		* often.
		* <p>
		* nc is assumed nonnull.
		*
		* @hide
		*/
		@VisibleForTesting
		public boolean equalsUids(NetworkCapabilities nc) {
		Set<UidRange> comparedUids = nc.mUids;
		if (null == comparedUids) return null == mUids;
		if (null == mUids) return false;
		// Make a copy so it can be mutated to check that all ranges in mUids
		// also are in uids.
		final Set<UidRange> uids = new ArraySet<>(mUids);
		for (UidRange range : comparedUids) {
		if (!uids.contains(range)) {
		return false;
		}
		uids.remove(range);
		}
		return uids.isEmpty();
		}

		/**
		* Test whether the passed NetworkCapabilities satisfies the UIDs this capabilities require.
		*
		* This method is called on the NetworkCapabilities embedded in a request with the
		* capabilities of an available network. It checks whether all the UIDs from this listen
		* (representing the UIDs that must have access to the network) are satisfied by the UIDs
		* in the passed nc (representing the UIDs that this network is available to).
		* <p>
		* As a special exception, the UID that created the passed network (as represented by its
		* mEstablishingVpnAppUid field) always satisfies a NetworkRequest requiring it (of LISTEN
		* or REQUEST types alike), even if the network does not apply to it. That is so a VPN app
		* can see its own network when it listens for it.
		* <p>
		* nc is assumed nonnull. Else, NPE.
		* @see #appliesToUid
		* @hide
		*/
		public boolean satisfiedByUids(NetworkCapabilities nc) {
		if (null == nc.mUids) return true; // The network satisfies everything.
		if (null == mUids) return false; // Not everything allowed but requires everything
		for (UidRange requiredRange : mUids) {
		if (requiredRange.contains(nc.mEstablishingVpnAppUid)) return true;
		if (!nc.appliesToUidRange(requiredRange)) {
		return false;
		}
		}
		return true;
		}

		/**
		* Returns whether this network applies to the passed ranges.
		* This assumes that to apply, the passed range has to be entirely contained
		* within one of the ranges this network applies to. If the ranges are not normalized,
		* this method may return false even though all required UIDs are covered because no
		* single range contained them all.
		* @hide
		*/
		@VisibleForTesting
		public boolean appliesToUidRange(UidRange requiredRange) {
		if (null == mUids) return true;
		for (UidRange uidRange : mUids) {
		if (uidRange.containsRange(requiredRange)) {
		return true;
		}
		}
		return false;
		}

		/**
		* Combine the UIDs this network currently applies to with the UIDs the passed
		* NetworkCapabilities apply to.
		* nc is assumed nonnull.
		*/
		private void combineUids(NetworkCapabilities nc) {
		if (null == nc.mUids \|\| null == mUids) {
		mUids = null;
		return;
		}
		mUids.addAll(nc.mUids);
		}

		/**
		* Combine a set of Capabilities to this one. Useful for coming up with the complete set
		* @hide
		@@ -845,6 +1044,7 @@ public final class NetworkCapabilities implements Parcelable {
		combineLinkBandwidths(nc);
		combineSpecifiers(nc);
		combineSignalStrength(nc);
		combineUids(nc);
		}

		/**
		@@ -857,12 +1057,13 @@ public final class NetworkCapabilities implements Parcelable {
		* @hide
		*/
		private boolean satisfiedByNetworkCapabilities(NetworkCapabilities nc, boolean onlyImmutable) {
		return (nc != null &&
		satisfiedByNetCapabilities(nc, onlyImmutable) &&
		satisfiedByTransportTypes(nc) &&
		(onlyImmutable \|\| satisfiedByLinkBandwidths(nc)) &&
		satisfiedBySpecifier(nc) &&
		(onlyImmutable \|\| satisfiedBySignalStrength(nc)));
		return (nc != null
		&& satisfiedByNetCapabilities(nc, onlyImmutable)
		&& satisfiedByTransportTypes(nc)
		&& (onlyImmutable \|\| satisfiedByLinkBandwidths(nc))
		&& satisfiedBySpecifier(nc)
		&& (onlyImmutable \|\| satisfiedBySignalStrength(nc))
		&& (onlyImmutable \|\| satisfiedByUids(nc)));
		}

		/**
		@@ -946,23 +1147,25 @@ public final class NetworkCapabilities implements Parcelable {
		public boolean equals(Object obj) {
		if (obj == null \|\| (obj instanceof NetworkCapabilities == false)) return false;
		NetworkCapabilities that = (NetworkCapabilities) obj;
		return (equalsNetCapabilities(that) &&
		equalsTransportTypes(that) &&
		equalsLinkBandwidths(that) &&
		equalsSignalStrength(that) &&
		equalsSpecifier(that));
		return (equalsNetCapabilities(that)
		&& equalsTransportTypes(that)
		&& equalsLinkBandwidths(that)
		&& equalsSignalStrength(that)
		&& equalsSpecifier(that)
		&& equalsUids(that));
		}

		@Override
		public int hashCode() {
		return ((int)(mNetworkCapabilities & 0xFFFFFFFF) +
		((int)(mNetworkCapabilities >> 32) * 3) +
		((int)(mTransportTypes & 0xFFFFFFFF) * 5) +
		((int)(mTransportTypes >> 32) * 7) +
		(mLinkUpBandwidthKbps * 11) +
		(mLinkDownBandwidthKbps * 13) +
		Objects.hashCode(mNetworkSpecifier) * 17 +
		(mSignalStrength * 19));
		return ((int) (mNetworkCapabilities & 0xFFFFFFFF)
		+ ((int) (mNetworkCapabilities >> 32) * 3)
		+ ((int) (mTransportTypes & 0xFFFFFFFF) * 5)
		+ ((int) (mTransportTypes >> 32) * 7)
		+ (mLinkUpBandwidthKbps * 11)
		+ (mLinkDownBandwidthKbps * 13)
		+ Objects.hashCode(mNetworkSpecifier) * 17
		+ (mSignalStrength * 19)
		+ Objects.hashCode(mUids) * 23);
		}

		@Override
		@@ -977,6 +1180,7 @@ public final class NetworkCapabilities implements Parcelable {
		dest.writeInt(mLinkDownBandwidthKbps);
		dest.writeParcelable((Parcelable) mNetworkSpecifier, flags);
		dest.writeInt(mSignalStrength);
		dest.writeArraySet(new ArraySet<>(mUids));
		}

		public static final Creator<NetworkCapabilities> CREATOR =
		@@ -991,6 +1195,8 @@ public final class NetworkCapabilities implements Parcelable {
		netCap.mLinkDownBandwidthKbps = in.readInt();
		netCap.mNetworkSpecifier = in.readParcelable(null);
		netCap.mSignalStrength = in.readInt();
		netCap.mUids = (ArraySet<UidRange>) in.readArraySet(
		null /* ClassLoader, null for default */);
		return netCap;
		}
		@Override
		@@ -1023,7 +1229,12 @@ public final class NetworkCapabilities implements Parcelable {

		String signalStrength = (hasSignalStrength() ? " SignalStrength: " + mSignalStrength : "");

		return "[" + transports + capabilities + upBand + dnBand + specifier + signalStrength + "]";
		String uids = (null != mUids ? " Uids: <" + mUids + ">" : "");

		String establishingAppUid = " EstablishingAppUid: " + mEstablishingVpnAppUid;

		return "[" + transports + capabilities + upBand + dnBand + specifier + signalStrength
		+ uids + establishingAppUid + "]";
		}

		/**

services/core/java/com/android/server/ConnectivityService.java

+68 −24

Original line number	Diff line number	Diff line
		@@ -30,6 +30,7 @@ import static android.net.NetworkCapabilities.NET_CAPABILITY_INTERNET;
		import static android.net.NetworkCapabilities.NET_CAPABILITY_NOT_METERED;
		import static android.net.NetworkCapabilities.NET_CAPABILITY_NOT_RESTRICTED;
		import static android.net.NetworkCapabilities.NET_CAPABILITY_NOT_ROAMING;
		import static android.net.NetworkCapabilities.NET_CAPABILITY_NOT_VPN;
		import static android.net.NetworkCapabilities.NET_CAPABILITY_VALIDATED;
		import static android.net.NetworkCapabilities.TRANSPORT_VPN;

		@@ -105,6 +106,7 @@ import android.security.Credentials;
		import android.security.KeyStore;
		import android.telephony.TelephonyManager;
		import android.text.TextUtils;
		import android.util.ArraySet;
		import android.util.LocalLog;
		import android.util.LocalLog.ReadOnlyLocalLog;
		import android.util.Log;
		@@ -174,6 +176,7 @@ import java.util.HashSet;
		import java.util.List;
		import java.util.Map;
		import java.util.Objects;
		import java.util.Set;
		import java.util.SortedSet;
		import java.util.TreeSet;

		@@ -709,12 +712,12 @@ public class ConnectivityService extends IConnectivityManager.Stub
		mSystemProperties = getSystemProperties();

		mMetricsLog = logger;
		mDefaultRequest = createInternetRequestForTransport(-1, NetworkRequest.Type.REQUEST);
		mDefaultRequest = createDefaultInternetRequestForTransport(-1, NetworkRequest.Type.REQUEST);
		NetworkRequestInfo defaultNRI = new NetworkRequestInfo(null, mDefaultRequest, new Binder());
		mNetworkRequests.put(mDefaultRequest, defaultNRI);
		mNetworkRequestInfoLogs.log("REGISTER " + defaultNRI);

		mDefaultMobileDataRequest = createInternetRequestForTransport(
		mDefaultMobileDataRequest = createDefaultInternetRequestForTransport(
		NetworkCapabilities.TRANSPORT_CELLULAR, NetworkRequest.Type.BACKGROUND_REQUEST);

		mHandlerThread = new HandlerThread("ConnectivityServiceThread");
		@@ -879,7 +882,7 @@ public class ConnectivityService extends IConnectivityManager.Stub
		deps);
		}

		private NetworkRequest createInternetRequestForTransport(
		private NetworkRequest createDefaultInternetRequestForTransport(
		int transportType, NetworkRequest.Type type) {
		NetworkCapabilities netCap = new NetworkCapabilities();
		netCap.addCapability(NET_CAPABILITY_INTERNET);
		@@ -1257,7 +1260,11 @@ public class ConnectivityService extends IConnectivityManager.Stub
		for (Network network : networks) {
		nai = getNetworkAgentInfoForNetwork(network);
		nc = getNetworkCapabilitiesInternal(nai);
		// nc is a copy of the capabilities in nai, so it's fine to mutate it
		// TODO : don't remove the UIDs when communicating with processes
		// that have the NETWORK_SETTINGS permission.
		if (nc != null) {
		nc.setSingleUid(userId);
		result.put(network, nc);
		}
		}
		@@ -2050,24 +2057,6 @@ public class ConnectivityService extends IConnectivityManager.Stub
		if (score != null) updateNetworkScore(nai, score.intValue());
		break;
		}
		case NetworkAgent.EVENT_UID_RANGES_ADDED: {
		try {
		mNetd.addVpnUidRanges(nai.network.netId, (UidRange[])msg.obj);
		} catch (Exception e) {
		// Never crash!
		loge("Exception in addVpnUidRanges: " + e);
		}
		break;
		}
		case NetworkAgent.EVENT_UID_RANGES_REMOVED: {
		try {
		mNetd.removeVpnUidRanges(nai.network.netId, (UidRange[])msg.obj);
		} catch (Exception e) {
		// Never crash!
		loge("Exception in removeVpnUidRanges: " + e);
		}
		break;
		}
		case NetworkAgent.EVENT_SET_EXPLICITLY_SELECTED: {
		if (nai.everConnected && !nai.networkMisc.explicitlySelected) {
		loge("ERROR: already-connected network explicitly selected.");
		@@ -4206,6 +4195,7 @@ public class ConnectivityService extends IConnectivityManager.Stub
		// the system default network.
		if (type == NetworkRequest.Type.TRACK_DEFAULT) {
		networkCapabilities = new NetworkCapabilities(mDefaultRequest.networkCapabilities);
		networkCapabilities.removeCapability(NET_CAPABILITY_NOT_VPN);
		enforceAccessPermission();
		} else {
		networkCapabilities = new NetworkCapabilities(networkCapabilities);
		@@ -4216,6 +4206,13 @@ public class ConnectivityService extends IConnectivityManager.Stub
		enforceMeteredApnPolicy(networkCapabilities);
		}
		ensureRequestableCapabilities(networkCapabilities);
		// Set the UID range for this request to the single UID of the requester.
		// This will overwrite any allowed UIDs in the requested capabilities. Though there
		// are no visible methods to set the UIDs, an app could use reflection to try and get
		// networks for other apps so it's essential that the UIDs are overwritten.
		// TODO : don't forcefully set the UID when communicating with processes
		// that have the NETWORK_SETTINGS permission.
		networkCapabilities.setSingleUid(Binder.getCallingUid());

		if (timeoutMs < 0) {
		throw new IllegalArgumentException("Bad timeout specified");
		@@ -4289,6 +4286,9 @@ public class ConnectivityService extends IConnectivityManager.Stub
		enforceMeteredApnPolicy(networkCapabilities);
		ensureRequestableCapabilities(networkCapabilities);
		ensureValidNetworkSpecifier(networkCapabilities);
		// TODO : don't forcefully set the UID when communicating with processes
		// that have the NETWORK_SETTINGS permission.
		networkCapabilities.setSingleUid(Binder.getCallingUid());

		NetworkRequest networkRequest = new NetworkRequest(networkCapabilities, TYPE_NONE,
		nextNetworkRequestId(), NetworkRequest.Type.REQUEST);
		@@ -4342,6 +4342,9 @@ public class ConnectivityService extends IConnectivityManager.Stub
		}

		NetworkCapabilities nc = new NetworkCapabilities(networkCapabilities);
		// TODO : don't forcefully set the UIDs when communicating with processes
		// that have the NETWORK_SETTINGS permission.
		nc.setSingleUid(Binder.getCallingUid());
		if (!ConnectivityManager.checkChangePermission(mContext)) {
		// Apps without the CHANGE_NETWORK_STATE permission can't use background networks, so
		// make all their listens include NET_CAPABILITY_FOREGROUND. That way, they will get
		@@ -4370,8 +4373,12 @@ public class ConnectivityService extends IConnectivityManager.Stub
		}
		ensureValidNetworkSpecifier(networkCapabilities);

		NetworkRequest networkRequest = new NetworkRequest(
		new NetworkCapabilities(networkCapabilities), TYPE_NONE, nextNetworkRequestId(),
		final NetworkCapabilities nc = new NetworkCapabilities(networkCapabilities);
		// TODO : don't forcefully set the UIDs when communicating with processes
		// that have the NETWORK_SETTINGS permission.
		nc.setSingleUid(Binder.getCallingUid());

		NetworkRequest networkRequest = new NetworkRequest(nc, TYPE_NONE, nextNetworkRequestId(),
		NetworkRequest.Type.LISTEN);
		NetworkRequestInfo nri = new NetworkRequestInfo(networkRequest, operation);
		if (VDBG) log("pendingListenForNetwork for " + nri);
		@@ -4514,6 +4521,7 @@ public class ConnectivityService extends IConnectivityManager.Stub
		NetworkInfo networkInfo = na.networkInfo;
		na.networkInfo = null;
		updateNetworkInfo(na, networkInfo);
		updateUids(na, null, na.networkCapabilities);
		}

		private void updateLinkProperties(NetworkAgentInfo networkAgent, LinkProperties oldLp) {
		@@ -4762,6 +4770,8 @@ public class ConnectivityService extends IConnectivityManager.Stub
		nai.networkCapabilities = newNc;
		}

		updateUids(nai, prevNc, newNc);

		if (nai.getCurrentScore() == oldScore && newNc.equalRequestableCapabilities(prevNc)) {
		// If the requestable capabilities haven't changed, and the score hasn't changed, then
		// the change we're processing can't affect any requests, it can only affect the listens
		@@ -4798,6 +4808,34 @@ public class ConnectivityService extends IConnectivityManager.Stub
		}
		}

		private void updateUids(NetworkAgentInfo nai, NetworkCapabilities prevNc,
		NetworkCapabilities newNc) {
		Set<UidRange> prevRanges = null == prevNc ? null : prevNc.getUids();
		Set<UidRange> newRanges = null == newNc ? null : newNc.getUids();
		if (null == prevRanges) prevRanges = new ArraySet<>();
		if (null == newRanges) newRanges = new ArraySet<>();
		final Set<UidRange> prevRangesCopy = new ArraySet<>(prevRanges);

		prevRanges.removeAll(newRanges);
		newRanges.removeAll(prevRangesCopy);

		try {
		if (!newRanges.isEmpty()) {
		final UidRange[] addedRangesArray = new UidRange[newRanges.size()];
		newRanges.toArray(addedRangesArray);
		mNetd.addVpnUidRanges(nai.network.netId, addedRangesArray);
		}
		if (!prevRanges.isEmpty()) {
		final UidRange[] removedRangesArray = new UidRange[prevRanges.size()];
		prevRanges.toArray(removedRangesArray);
		mNetd.removeVpnUidRanges(nai.network.netId, removedRangesArray);
		}
		} catch (Exception e) {
		// Never crash!
		loge("Exception in updateUids: " + e);
		}
		}

		public void handleUpdateLinkProperties(NetworkAgentInfo nai, LinkProperties newLp) {
		if (mNetworkForNetId.get(nai.network.netId) != nai) {
		// Ignore updates for disconnected networks
		@@ -4889,7 +4927,12 @@ public class ConnectivityService extends IConnectivityManager.Stub
		break;
		}
		case ConnectivityManager.CALLBACK_CAP_CHANGED: {
		putParcelable(bundle, new NetworkCapabilities(networkAgent.networkCapabilities));
		final NetworkCapabilities nc =
		new NetworkCapabilities(networkAgent.networkCapabilities);
		// TODO : don't remove the UIDs when communicating with processes
		// that have the NETWORK_SETTINGS permission.
		nc.setSingleUid(nri.mUid);
		putParcelable(bundle, nc);
		break;
		}
		case ConnectivityManager.CALLBACK_IP_CHANGED: {
		@@ -5413,6 +5456,7 @@ public class ConnectivityService extends IConnectivityManager.Stub
		}
		}
		}
		updateUids(networkAgent, networkAgent.networkCapabilities, null);
		}
		} else if ((oldInfo != null && oldInfo.getState() == NetworkInfo.State.SUSPENDED) \|\|
		state == NetworkInfo.State.SUSPENDED) {

services/core/java/com/android/server/connectivity/ConnectivityConstants.java

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+52 −0

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services/core/java/com/android/server/connectivity/KeepalivePacketData.java

+5 −5

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