[automerger skipped] Stop using netd parcelables in the framework. am: 15c035c790 am: 1ff78aca03
am: cb48b152fa -s ours
am skip reason: change_id I027d50ba56091f5558f45e6e08f32e5912b2a82a with SHA1 86b51bb8a4 is in history

Change-Id: Iafb073f81f528a0bf3ec750a348ea7ada190e245
diff --git a/core/java/android/net/CaptivePortal.java b/core/java/android/net/CaptivePortal.java
index ba7323d..7873fc0 100644
--- a/core/java/android/net/CaptivePortal.java
+++ b/core/java/android/net/CaptivePortal.java
@@ -79,7 +79,7 @@
         out.writeStrongBinder(mBinder);
     }
 
-    public static final Parcelable.Creator<CaptivePortal> CREATOR
+    public static final @android.annotation.NonNull Parcelable.Creator<CaptivePortal> CREATOR
             = new Parcelable.Creator<CaptivePortal>() {
         @Override
         public CaptivePortal createFromParcel(Parcel in) {
diff --git a/core/java/android/net/ConnectionInfo.java b/core/java/android/net/ConnectionInfo.java
index 58d0e05..4514a84 100644
--- a/core/java/android/net/ConnectionInfo.java
+++ b/core/java/android/net/ConnectionInfo.java
@@ -54,7 +54,7 @@
         out.writeInt(remote.getPort());
     }
 
-    public static final Creator<ConnectionInfo> CREATOR = new Creator<ConnectionInfo>() {
+    public static final @android.annotation.NonNull Creator<ConnectionInfo> CREATOR = new Creator<ConnectionInfo>() {
         public ConnectionInfo createFromParcel(Parcel in) {
             int protocol = in.readInt();
             InetAddress localAddress;
diff --git a/core/java/android/net/DhcpInfo.java b/core/java/android/net/DhcpInfo.java
index 788d7d9..98bab44 100644
--- a/core/java/android/net/DhcpInfo.java
+++ b/core/java/android/net/DhcpInfo.java
@@ -84,7 +84,7 @@
     }
 
     /** Implement the Parcelable interface {@hide} */
-    public static final Creator<DhcpInfo> CREATOR =
+    public static final @android.annotation.NonNull Creator<DhcpInfo> CREATOR =
         new Creator<DhcpInfo>() {
             public DhcpInfo createFromParcel(Parcel in) {
                 DhcpInfo info = new DhcpInfo();
diff --git a/core/java/android/net/IpConfiguration.java b/core/java/android/net/IpConfiguration.java
index 3319f33..2af82d7 100644
--- a/core/java/android/net/IpConfiguration.java
+++ b/core/java/android/net/IpConfiguration.java
@@ -189,7 +189,7 @@
     }
 
     /** Implement the Parcelable interface */
-    public static final Creator<IpConfiguration> CREATOR =
+    public static final @android.annotation.NonNull Creator<IpConfiguration> CREATOR =
         new Creator<IpConfiguration>() {
             public IpConfiguration createFromParcel(Parcel in) {
                 IpConfiguration config = new IpConfiguration();
diff --git a/core/java/android/net/IpPrefix.java b/core/java/android/net/IpPrefix.java
index 175263f..21bbd30 100644
--- a/core/java/android/net/IpPrefix.java
+++ b/core/java/android/net/IpPrefix.java
@@ -285,7 +285,7 @@
     /**
      * Implement the Parcelable interface.
      */
-    public static final Creator<IpPrefix> CREATOR =
+    public static final @android.annotation.NonNull Creator<IpPrefix> CREATOR =
             new Creator<IpPrefix>() {
                 public IpPrefix createFromParcel(Parcel in) {
                     byte[] address = in.createByteArray();
diff --git a/core/java/android/net/KeepalivePacketData.java b/core/java/android/net/KeepalivePacketData.java
index 18726f7..9b8b732 100644
--- a/core/java/android/net/KeepalivePacketData.java
+++ b/core/java/android/net/KeepalivePacketData.java
@@ -105,7 +105,7 @@
     }
 
     /** Parcelable Creator */
-    public static final Parcelable.Creator<KeepalivePacketData> CREATOR =
+    public static final @android.annotation.NonNull Parcelable.Creator<KeepalivePacketData> CREATOR =
             new Parcelable.Creator<KeepalivePacketData>() {
                 public KeepalivePacketData createFromParcel(Parcel in) {
                     return new KeepalivePacketData(in);
diff --git a/core/java/android/net/LinkAddress.java b/core/java/android/net/LinkAddress.java
index 8b01960..78a4e72 100644
--- a/core/java/android/net/LinkAddress.java
+++ b/core/java/android/net/LinkAddress.java
@@ -357,7 +357,7 @@
     /**
      * Implement the Parcelable interface.
      */
-    public static final Creator<LinkAddress> CREATOR =
+    public static final @android.annotation.NonNull Creator<LinkAddress> CREATOR =
         new Creator<LinkAddress>() {
             public LinkAddress createFromParcel(Parcel in) {
                 InetAddress address = null;
diff --git a/core/java/android/net/LinkProperties.java b/core/java/android/net/LinkProperties.java
index 42db0fd..b52b15e 100644
--- a/core/java/android/net/LinkProperties.java
+++ b/core/java/android/net/LinkProperties.java
@@ -1574,7 +1574,7 @@
     /**
      * Implement the Parcelable interface.
      */
-    public static final Creator<LinkProperties> CREATOR =
+    public static final @android.annotation.NonNull Creator<LinkProperties> CREATOR =
         new Creator<LinkProperties>() {
             public LinkProperties createFromParcel(Parcel in) {
                 LinkProperties netProp = new LinkProperties();
diff --git a/core/java/android/net/MacAddress.java b/core/java/android/net/MacAddress.java
index c2b7d2c..aa8e010 100644
--- a/core/java/android/net/MacAddress.java
+++ b/core/java/android/net/MacAddress.java
@@ -167,7 +167,7 @@
         return 0;
     }
 
-    public static final Parcelable.Creator<MacAddress> CREATOR =
+    public static final @android.annotation.NonNull Parcelable.Creator<MacAddress> CREATOR =
             new Parcelable.Creator<MacAddress>() {
                 public MacAddress createFromParcel(Parcel in) {
                     return new MacAddress(in.readLong());
@@ -400,6 +400,21 @@
     }
 
     /**
+     * Checks if this MAC Address matches the provided range.
+     *
+     * @param baseAddress MacAddress representing the base address to compare with.
+     * @param mask MacAddress representing the mask to use during comparison.
+     * @return true if this MAC Address matches the given range.
+     *
+     * @hide
+     */
+    public boolean matches(@NonNull MacAddress baseAddress, @NonNull MacAddress mask) {
+        Preconditions.checkNotNull(baseAddress);
+        Preconditions.checkNotNull(mask);
+        return (mAddr & mask.mAddr) == (baseAddress.mAddr & mask.mAddr);
+    }
+
+    /**
      * Create a link-local Inet6Address from the MAC address. The EUI-48 MAC address is converted
      * to an EUI-64 MAC address per RFC 4291. The resulting EUI-64 is used to construct a link-local
      * IPv6 address per RFC 4862.
diff --git a/core/java/android/net/NattKeepalivePacketData.java b/core/java/android/net/NattKeepalivePacketData.java
index bdb246f..5c55a98 100644
--- a/core/java/android/net/NattKeepalivePacketData.java
+++ b/core/java/android/net/NattKeepalivePacketData.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2019 The Android Open Source Project
+ * Copyright (C) 2018 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.
diff --git a/core/java/android/net/Network.java b/core/java/android/net/Network.java
index e04b5fc..0fafdf7 100644
--- a/core/java/android/net/Network.java
+++ b/core/java/android/net/Network.java
@@ -470,7 +470,7 @@
         dest.writeInt(netId);
     }
 
-    public static final Creator<Network> CREATOR =
+    public static final @android.annotation.NonNull Creator<Network> CREATOR =
         new Creator<Network>() {
             public Network createFromParcel(Parcel in) {
                 int netId = in.readInt();
diff --git a/core/java/android/net/NetworkAgent.java b/core/java/android/net/NetworkAgent.java
index b55f6ba..273f8cd 100644
--- a/core/java/android/net/NetworkAgent.java
+++ b/core/java/android/net/NetworkAgent.java
@@ -492,7 +492,7 @@
     }
 
     /**
-     * Requests that the network hardware stops sending keepalive packets.
+     * Requests that the network hardware send the specified packet at the specified interval.
      */
     protected void stopSocketKeepalive(Message msg) {
         onSocketKeepaliveEvent(msg.arg1, SocketKeepalive.ERROR_HARDWARE_UNSUPPORTED);
diff --git a/core/java/android/net/NetworkCapabilities.java b/core/java/android/net/NetworkCapabilities.java
index e1cfe99..c57ae0c 100644
--- a/core/java/android/net/NetworkCapabilities.java
+++ b/core/java/android/net/NetworkCapabilities.java
@@ -1476,7 +1476,7 @@
         dest.writeString(mSSID);
     }
 
-    public static final Creator<NetworkCapabilities> CREATOR =
+    public static final @android.annotation.NonNull Creator<NetworkCapabilities> CREATOR =
         new Creator<NetworkCapabilities>() {
             @Override
             public NetworkCapabilities createFromParcel(Parcel in) {
diff --git a/core/java/android/net/NetworkInfo.java b/core/java/android/net/NetworkInfo.java
index 89d9961..cd83531 100644
--- a/core/java/android/net/NetworkInfo.java
+++ b/core/java/android/net/NetworkInfo.java
@@ -557,7 +557,7 @@
         }
     }
 
-    public static final Creator<NetworkInfo> CREATOR = new Creator<NetworkInfo>() {
+    public static final @android.annotation.NonNull Creator<NetworkInfo> CREATOR = new Creator<NetworkInfo>() {
         @Override
         public NetworkInfo createFromParcel(Parcel in) {
             int netType = in.readInt();
diff --git a/core/java/android/net/NetworkMisc.java b/core/java/android/net/NetworkMisc.java
index 6fb2390..9ba3bd9 100644
--- a/core/java/android/net/NetworkMisc.java
+++ b/core/java/android/net/NetworkMisc.java
@@ -106,7 +106,7 @@
         out.writeInt(skip464xlat ? 1 : 0);
     }
 
-    public static final Creator<NetworkMisc> CREATOR = new Creator<NetworkMisc>() {
+    public static final @android.annotation.NonNull Creator<NetworkMisc> CREATOR = new Creator<NetworkMisc>() {
         @Override
         public NetworkMisc createFromParcel(Parcel in) {
             NetworkMisc networkMisc = new NetworkMisc();
diff --git a/core/java/android/net/NetworkRequest.java b/core/java/android/net/NetworkRequest.java
index 9508217..dcb027d 100644
--- a/core/java/android/net/NetworkRequest.java
+++ b/core/java/android/net/NetworkRequest.java
@@ -363,7 +363,7 @@
         dest.writeInt(requestId);
         dest.writeString(type.name());
     }
-    public static final Creator<NetworkRequest> CREATOR =
+    public static final @android.annotation.NonNull Creator<NetworkRequest> CREATOR =
         new Creator<NetworkRequest>() {
             public NetworkRequest createFromParcel(Parcel in) {
                 NetworkCapabilities nc = NetworkCapabilities.CREATOR.createFromParcel(in);
diff --git a/core/java/android/net/NetworkState.java b/core/java/android/net/NetworkState.java
index 97fb3fb..292cf50 100644
--- a/core/java/android/net/NetworkState.java
+++ b/core/java/android/net/NetworkState.java
@@ -87,7 +87,7 @@
     }
 
     @UnsupportedAppUsage
-    public static final Creator<NetworkState> CREATOR = new Creator<NetworkState>() {
+    public static final @android.annotation.NonNull Creator<NetworkState> CREATOR = new Creator<NetworkState>() {
         @Override
         public NetworkState createFromParcel(Parcel in) {
             return new NetworkState(in);
diff --git a/core/java/android/net/NetworkUtils.java b/core/java/android/net/NetworkUtils.java
index 0ae29b1..ed410e2 100644
--- a/core/java/android/net/NetworkUtils.java
+++ b/core/java/android/net/NetworkUtils.java
@@ -16,10 +16,15 @@
 
 package android.net;
 
+import static android.system.OsConstants.AF_INET;
+import static android.system.OsConstants.AF_INET6;
+
+import android.annotation.NonNull;
 import android.annotation.UnsupportedAppUsage;
 import android.net.shared.Inet4AddressUtils;
 import android.os.Build;
 import android.system.ErrnoException;
+import android.system.Os;
 import android.util.Log;
 import android.util.Pair;
 
@@ -480,4 +485,30 @@
         }
         return routedIPCount;
     }
+
+    private static final int[] ADDRESS_FAMILIES = new int[] {AF_INET, AF_INET6};
+
+    /**
+     * Returns true if the hostname is weakly validated.
+     * @param hostname Name of host to validate.
+     * @return True if it's a valid-ish hostname.
+     *
+     * @hide
+     */
+    public static boolean isWeaklyValidatedHostname(@NonNull String hostname) {
+        // TODO(b/34953048): Use a validation method that permits more accurate,
+        // but still inexpensive, checking of likely valid DNS hostnames.
+        final String weakHostnameRegex = "^[a-zA-Z0-9_.-]+$";
+        if (!hostname.matches(weakHostnameRegex)) {
+            return false;
+        }
+
+        for (int address_family : ADDRESS_FAMILIES) {
+            if (Os.inet_pton(address_family, hostname) != null) {
+                return false;
+            }
+        }
+
+        return true;
+    }
 }
diff --git a/core/java/android/net/ProxyInfo.java b/core/java/android/net/ProxyInfo.java
index ef2269a..807c467 100644
--- a/core/java/android/net/ProxyInfo.java
+++ b/core/java/android/net/ProxyInfo.java
@@ -342,7 +342,7 @@
         dest.writeStringArray(mParsedExclusionList);
     }
 
-    public static final Creator<ProxyInfo> CREATOR =
+    public static final @android.annotation.NonNull Creator<ProxyInfo> CREATOR =
         new Creator<ProxyInfo>() {
             public ProxyInfo createFromParcel(Parcel in) {
                 String host = null;
diff --git a/core/java/android/net/RouteInfo.java b/core/java/android/net/RouteInfo.java
index 5c0f758..c1c8f6e 100644
--- a/core/java/android/net/RouteInfo.java
+++ b/core/java/android/net/RouteInfo.java
@@ -486,7 +486,7 @@
     /**
      * Implement the Parcelable interface.
      */
-    public static final Creator<RouteInfo> CREATOR =
+    public static final @android.annotation.NonNull Creator<RouteInfo> CREATOR =
         new Creator<RouteInfo>() {
         public RouteInfo createFromParcel(Parcel in) {
             IpPrefix dest = in.readParcelable(null);
diff --git a/core/java/android/net/StaticIpConfiguration.java b/core/java/android/net/StaticIpConfiguration.java
index 99cf3a9..8b264ee 100644
--- a/core/java/android/net/StaticIpConfiguration.java
+++ b/core/java/android/net/StaticIpConfiguration.java
@@ -212,7 +212,7 @@
     }
 
     /** Implement the Parcelable interface */
-    public static final Creator<StaticIpConfiguration> CREATOR =
+    public static final @android.annotation.NonNull Creator<StaticIpConfiguration> CREATOR =
         new Creator<StaticIpConfiguration>() {
             public StaticIpConfiguration createFromParcel(Parcel in) {
                 return readFromParcel(in);
diff --git a/core/java/android/net/TcpKeepalivePacketData.java b/core/java/android/net/TcpKeepalivePacketData.java
deleted file mode 100644
index f07dfb6..0000000
--- a/core/java/android/net/TcpKeepalivePacketData.java
+++ /dev/null
@@ -1,234 +0,0 @@
-/*
- * Copyright (C) 2019 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 android.net;
-
-import static android.net.SocketKeepalive.ERROR_INVALID_IP_ADDRESS;
-
-import android.annotation.NonNull;
-import android.annotation.Nullable;
-import android.net.SocketKeepalive.InvalidPacketException;
-import android.net.util.IpUtils;
-import android.os.Parcel;
-import android.os.Parcelable;
-import android.system.OsConstants;
-
-import java.net.Inet4Address;
-import java.net.InetAddress;
-import java.nio.ByteBuffer;
-import java.nio.ByteOrder;
-import java.util.Objects;
-
-/**
- * Represents the actual tcp keep alive packets which will be used for hardware offload.
- * @hide
- */
-public class TcpKeepalivePacketData extends KeepalivePacketData implements Parcelable {
-    private static final String TAG = "TcpKeepalivePacketData";
-
-     /** TCP sequence number. */
-    public final int tcpSeq;
-
-    /** TCP ACK number. */
-    public final int tcpAck;
-
-    /** TCP RCV window. */
-    public final int tcpWnd;
-
-    /** TCP RCV window scale. */
-    public final int tcpWndScale;
-
-    private static final int IPV4_HEADER_LENGTH = 20;
-    private static final int IPV6_HEADER_LENGTH = 40;
-    private static final int TCP_HEADER_LENGTH = 20;
-
-    // This should only be constructed via static factory methods, such as
-    // tcpKeepalivePacket.
-    private TcpKeepalivePacketData(TcpSocketInfo tcpDetails, byte[] data)
-            throws InvalidPacketException {
-        super(tcpDetails.srcAddress, tcpDetails.srcPort, tcpDetails.dstAddress,
-                tcpDetails.dstPort, data);
-        tcpSeq = tcpDetails.seq;
-        tcpAck = tcpDetails.ack;
-        // In the packet, the window is shifted right by the window scale.
-        tcpWnd = tcpDetails.rcvWnd;
-        tcpWndScale = tcpDetails.rcvWndScale;
-    }
-
-    /**
-     * Factory method to create tcp keepalive packet structure.
-     */
-    public static TcpKeepalivePacketData tcpKeepalivePacket(
-            TcpSocketInfo tcpDetails) throws InvalidPacketException {
-        final byte[] packet;
-        if ((tcpDetails.srcAddress instanceof Inet4Address)
-                && (tcpDetails.dstAddress instanceof Inet4Address)) {
-            packet = buildV4Packet(tcpDetails);
-        } else {
-            // TODO: support ipv6
-            throw new InvalidPacketException(ERROR_INVALID_IP_ADDRESS);
-        }
-
-        return new TcpKeepalivePacketData(tcpDetails, packet);
-    }
-
-    /**
-     * Build ipv4 tcp keepalive packet, not including the link-layer header.
-     */
-    // TODO : if this code is ever moved to the network stack, factorize constants with the ones
-    // over there.
-    private static byte[] buildV4Packet(TcpSocketInfo tcpDetails) {
-        final int length = IPV4_HEADER_LENGTH + TCP_HEADER_LENGTH;
-        ByteBuffer buf = ByteBuffer.allocate(length);
-        buf.order(ByteOrder.BIG_ENDIAN);
-        // IP version and TOS. TODO : fetch this from getsockopt(SOL_IP, IP_TOS)
-        buf.putShort((short) 0x4500);
-        buf.putShort((short) length);
-        buf.putInt(0x4000);                         // ID, flags=DF, offset
-        // TODO : fetch TTL from getsockopt(SOL_IP, IP_TTL)
-        buf.put((byte) 64);
-        buf.put((byte) OsConstants.IPPROTO_TCP);
-        final int ipChecksumOffset = buf.position();
-        buf.putShort((short) 0);                    // IP checksum
-        buf.put(tcpDetails.srcAddress.getAddress());
-        buf.put(tcpDetails.dstAddress.getAddress());
-        buf.putShort((short) tcpDetails.srcPort);
-        buf.putShort((short) tcpDetails.dstPort);
-        buf.putInt(tcpDetails.seq);                 // Sequence Number
-        buf.putInt(tcpDetails.ack);                 // ACK
-        buf.putShort((short) 0x5010);               // TCP length=5, flags=ACK
-        buf.putShort((short) (tcpDetails.rcvWnd >> tcpDetails.rcvWndScale));   // Window size
-        final int tcpChecksumOffset = buf.position();
-        buf.putShort((short) 0);                    // TCP checksum
-        // URG is not set therefore the urgent pointer is not included
-        buf.putShort(ipChecksumOffset, IpUtils.ipChecksum(buf, 0));
-        buf.putShort(tcpChecksumOffset, IpUtils.tcpChecksum(
-                buf, 0, IPV4_HEADER_LENGTH, TCP_HEADER_LENGTH));
-
-        return buf.array();
-    }
-
-    // TODO: add buildV6Packet.
-
-    /** Represents tcp/ip information. */
-    // TODO: Replace TcpSocketInfo with TcpKeepalivePacketDataParcelable.
-    public static class TcpSocketInfo {
-        public final InetAddress srcAddress;
-        public final InetAddress dstAddress;
-        public final int srcPort;
-        public final int dstPort;
-        public final int seq;
-        public final int ack;
-        public final int rcvWnd;
-        public final int rcvWndScale;
-
-        public TcpSocketInfo(InetAddress sAddr, int sPort, InetAddress dAddr,
-                int dPort, int writeSeq, int readSeq, int rWnd, int rWndScale) {
-            srcAddress = sAddr;
-            dstAddress = dAddr;
-            srcPort = sPort;
-            dstPort = dPort;
-            seq = writeSeq;
-            ack = readSeq;
-            rcvWnd = rWnd;
-            rcvWndScale = rWndScale;
-        }
-    }
-
-    @Override
-    public boolean equals(@Nullable final Object o) {
-        if (!(o instanceof TcpKeepalivePacketData)) return false;
-        final TcpKeepalivePacketData other = (TcpKeepalivePacketData) o;
-        return this.srcAddress.equals(other.srcAddress)
-                && this.dstAddress.equals(other.dstAddress)
-                && this.srcPort == other.srcPort
-                && this.dstPort == other.dstPort
-                && this.tcpAck == other.tcpAck
-                && this.tcpSeq == other.tcpSeq
-                && this.tcpWnd == other.tcpWnd
-                && this.tcpWndScale == other.tcpWndScale;
-    }
-
-    @Override
-    public int hashCode() {
-        return Objects.hash(srcAddress, dstAddress, srcPort, dstPort, tcpAck, tcpSeq, tcpWnd,
-                tcpWndScale);
-    }
-
-    /* Parcelable Implementation. */
-    /* Note that this object implements parcelable (and needs to keep doing this as it inherits
-     * from a class that does), but should usually be parceled as a stable parcelable using
-     * the toStableParcelable() and fromStableParcelable() methods.
-     */
-    public int describeContents() {
-        return 0;
-    }
-
-    /** Write to parcel. */
-    public void writeToParcel(Parcel out, int flags) {
-        super.writeToParcel(out, flags);
-        out.writeInt(tcpSeq);
-        out.writeInt(tcpAck);
-        out.writeInt(tcpWnd);
-        out.writeInt(tcpWndScale);
-    }
-
-    private TcpKeepalivePacketData(Parcel in) {
-        super(in);
-        tcpSeq = in.readInt();
-        tcpAck = in.readInt();
-        tcpWnd = in.readInt();
-        tcpWndScale = in.readInt();
-    }
-
-    /** Parcelable Creator. */
-    public static final Parcelable.Creator<TcpKeepalivePacketData> CREATOR =
-            new Parcelable.Creator<TcpKeepalivePacketData>() {
-                public TcpKeepalivePacketData createFromParcel(Parcel in) {
-                    return new TcpKeepalivePacketData(in);
-                }
-
-                public TcpKeepalivePacketData[] newArray(int size) {
-                    return new TcpKeepalivePacketData[size];
-                }
-            };
-
-    /**
-     * Convert this TcpKeepalivePacketData to a TcpKeepalivePacketDataParcelable.
-     */
-    @NonNull
-    public TcpKeepalivePacketDataParcelable toStableParcelable() {
-        final TcpKeepalivePacketDataParcelable parcel = new TcpKeepalivePacketDataParcelable();
-        parcel.srcAddress = srcAddress.getAddress();
-        parcel.srcPort = srcPort;
-        parcel.dstAddress = dstAddress.getAddress();
-        parcel.dstPort = dstPort;
-        parcel.seq = tcpSeq;
-        parcel.ack = tcpAck;
-        return parcel;
-    }
-
-    @Override
-    public String toString() {
-        return "saddr: " + srcAddress
-                + " daddr: " + dstAddress
-                + " sport: " + srcPort
-                + " dport: " + dstPort
-                + " seq: " + tcpSeq
-                + " ack: " + tcpAck
-                + " wnd: " + tcpWnd
-                + " wndScale: " + tcpWndScale;
-    }
-}
diff --git a/core/java/android/net/UidRange.java b/core/java/android/net/UidRange.java
index fa0eeb9..e56f059 100644
--- a/core/java/android/net/UidRange.java
+++ b/core/java/android/net/UidRange.java
@@ -103,7 +103,7 @@
         dest.writeInt(stop);
     }
 
-    public static final Creator<UidRange> CREATOR =
+    public static final @android.annotation.NonNull Creator<UidRange> CREATOR =
         new Creator<UidRange>() {
             @Override
             public UidRange createFromParcel(Parcel in) {
diff --git a/services/core/java/com/android/server/ConnectivityService.java b/services/core/java/com/android/server/ConnectivityService.java
index 4416b4d..b2ee686 100644
--- a/services/core/java/com/android/server/ConnectivityService.java
+++ b/services/core/java/com/android/server/ConnectivityService.java
@@ -2716,7 +2716,7 @@
             switch (msg.what) {
                 default:
                     return false;
-                case android.net.NetworkFactory.EVENT_UNFULFILLABLE_REQUEST: {
+                case NetworkFactory.EVENT_UNFULFILLABLE_REQUEST: {
                     handleReleaseNetworkRequest((NetworkRequest) msg.obj, msg.sendingUid,
                             /* callOnUnavailable */ true);
                     break;
diff --git a/tests/net/java/android/net/MacAddressTest.java b/tests/net/java/android/net/MacAddressTest.java
index b0e5fb1..daf187d 100644
--- a/tests/net/java/android/net/MacAddressTest.java
+++ b/tests/net/java/android/net/MacAddressTest.java
@@ -254,6 +254,39 @@
         }
     }
 
+    @Test
+    public void testMatches() {
+        // match 4 bytes prefix
+        assertTrue(MacAddress.fromString("aa:bb:cc:dd:ee:11").matches(
+                MacAddress.fromString("aa:bb:cc:dd:00:00"),
+                MacAddress.fromString("ff:ff:ff:ff:00:00")));
+
+        // match bytes 0,1,2 and 5
+        assertTrue(MacAddress.fromString("aa:bb:cc:dd:ee:11").matches(
+                MacAddress.fromString("aa:bb:cc:00:00:11"),
+                MacAddress.fromString("ff:ff:ff:00:00:ff")));
+
+        // match 34 bit prefix
+        assertTrue(MacAddress.fromString("aa:bb:cc:dd:ee:11").matches(
+                MacAddress.fromString("aa:bb:cc:dd:c0:00"),
+                MacAddress.fromString("ff:ff:ff:ff:c0:00")));
+
+        // fail to match 36 bit prefix
+        assertFalse(MacAddress.fromString("aa:bb:cc:dd:ee:11").matches(
+                MacAddress.fromString("aa:bb:cc:dd:40:00"),
+                MacAddress.fromString("ff:ff:ff:ff:f0:00")));
+
+        // match all 6 bytes
+        assertTrue(MacAddress.fromString("aa:bb:cc:dd:ee:11").matches(
+                MacAddress.fromString("aa:bb:cc:dd:ee:11"),
+                MacAddress.fromString("ff:ff:ff:ff:ff:ff")));
+
+        // match none of 6 bytes
+        assertTrue(MacAddress.fromString("aa:bb:cc:dd:ee:11").matches(
+                MacAddress.fromString("00:00:00:00:00:00"),
+                MacAddress.fromString("00:00:00:00:00:00")));
+    }
+
     /**
      * Tests that link-local address generation from MAC is valid.
      */
diff --git a/tests/net/java/com/android/server/ConnectivityServiceTest.java b/tests/net/java/com/android/server/ConnectivityServiceTest.java
index 3efdfd9..3263ef9 100644
--- a/tests/net/java/com/android/server/ConnectivityServiceTest.java
+++ b/tests/net/java/com/android/server/ConnectivityServiceTest.java
@@ -3697,7 +3697,7 @@
         testFactory.setScoreFilter(40);
 
         // Register the factory and expect it to receive the default request.
-        testFactory.expectAddRequestsWithScores(0); // default request score is 0, not served yet
+        testFactory.expectAddRequestsWithScores(0);
         testFactory.register();
         SparseArray<NetworkRequest> requests = testFactory.waitForNetworkRequests(1);