Fix some @hide usage in Tethering
Using alternative way to replace some @hide API.
Bug: 144814072
Test: build, flash, boot
atest TetheringTests
Change-Id: I1e12d69db1ad91dff553e142e17c6a70808e1639
diff --git a/Tethering/src/android/net/dhcp/DhcpServingParamsParcelExt.java b/Tethering/src/android/net/dhcp/DhcpServingParamsParcelExt.java
index 1fe2328..d6bc063 100644
--- a/Tethering/src/android/net/dhcp/DhcpServingParamsParcelExt.java
+++ b/Tethering/src/android/net/dhcp/DhcpServingParamsParcelExt.java
@@ -20,11 +20,11 @@
import android.annotation.NonNull;
import android.net.LinkAddress;
-
-import com.google.android.collect.Sets;
+import android.util.ArraySet;
import java.net.Inet4Address;
import java.util.Collection;
+import java.util.Collections;
import java.util.Set;
/**
@@ -68,7 +68,7 @@
* but it must always be set explicitly.
*/
public DhcpServingParamsParcelExt setDefaultRouters(@NonNull Inet4Address... defaultRouters) {
- return setDefaultRouters(Sets.newArraySet(defaultRouters));
+ return setDefaultRouters(newArraySet(defaultRouters));
}
/**
@@ -96,7 +96,7 @@
* <p>This may be an empty list of servers, but it must always be set explicitly.
*/
public DhcpServingParamsParcelExt setDnsServers(@NonNull Inet4Address... dnsServers) {
- return setDnsServers(Sets.newArraySet(dnsServers));
+ return setDnsServers(newArraySet(dnsServers));
}
/**
@@ -126,7 +126,7 @@
* and do not need to be set here.
*/
public DhcpServingParamsParcelExt setExcludedAddrs(@NonNull Inet4Address... excludedAddrs) {
- return setExcludedAddrs(Sets.newArraySet(excludedAddrs));
+ return setExcludedAddrs(newArraySet(excludedAddrs));
}
/**
@@ -169,4 +169,10 @@
}
return res;
}
+
+ private static ArraySet<Inet4Address> newArraySet(Inet4Address... addrs) {
+ ArraySet<Inet4Address> addrSet = new ArraySet<>(addrs.length);
+ Collections.addAll(addrSet, addrs);
+ return addrSet;
+ }
}
diff --git a/Tethering/src/android/net/ip/IpServer.java b/Tethering/src/android/net/ip/IpServer.java
index 8fde520..abfb33c 100644
--- a/Tethering/src/android/net/ip/IpServer.java
+++ b/Tethering/src/android/net/ip/IpServer.java
@@ -17,10 +17,12 @@
package android.net.ip;
import static android.net.InetAddresses.parseNumericAddress;
+import static android.net.RouteInfo.RTN_UNICAST;
import static android.net.dhcp.IDhcpServer.STATUS_SUCCESS;
import static android.net.util.NetworkConstants.FF;
import static android.net.util.NetworkConstants.RFC7421_PREFIX_LENGTH;
import static android.net.util.NetworkConstants.asByte;
+import static android.net.util.TetheringMessageBase.BASE_IPSERVER;
import android.net.ConnectivityManager;
import android.net.INetd;
@@ -46,11 +48,9 @@
import android.os.RemoteException;
import android.os.ServiceSpecificException;
import android.util.Log;
-import android.util.Slog;
import android.util.SparseArray;
import com.android.internal.util.MessageUtils;
-import com.android.internal.util.Protocol;
import com.android.internal.util.State;
import com.android.internal.util.StateMachine;
@@ -153,27 +153,26 @@
DhcpServerCallbacks cb);
}
- private static final int BASE_IFACE = Protocol.BASE_TETHERING + 100;
// request from the user that it wants to tether
- public static final int CMD_TETHER_REQUESTED = BASE_IFACE + 2;
+ public static final int CMD_TETHER_REQUESTED = BASE_IPSERVER + 1;
// request from the user that it wants to untether
- public static final int CMD_TETHER_UNREQUESTED = BASE_IFACE + 3;
+ public static final int CMD_TETHER_UNREQUESTED = BASE_IPSERVER + 2;
// notification that this interface is down
- public static final int CMD_INTERFACE_DOWN = BASE_IFACE + 4;
+ public static final int CMD_INTERFACE_DOWN = BASE_IPSERVER + 3;
// notification from the master SM that it had trouble enabling IP Forwarding
- public static final int CMD_IP_FORWARDING_ENABLE_ERROR = BASE_IFACE + 7;
+ public static final int CMD_IP_FORWARDING_ENABLE_ERROR = BASE_IPSERVER + 4;
// notification from the master SM that it had trouble disabling IP Forwarding
- public static final int CMD_IP_FORWARDING_DISABLE_ERROR = BASE_IFACE + 8;
+ public static final int CMD_IP_FORWARDING_DISABLE_ERROR = BASE_IPSERVER + 5;
// notification from the master SM that it had trouble starting tethering
- public static final int CMD_START_TETHERING_ERROR = BASE_IFACE + 9;
+ public static final int CMD_START_TETHERING_ERROR = BASE_IPSERVER + 6;
// notification from the master SM that it had trouble stopping tethering
- public static final int CMD_STOP_TETHERING_ERROR = BASE_IFACE + 10;
+ public static final int CMD_STOP_TETHERING_ERROR = BASE_IPSERVER + 7;
// notification from the master SM that it had trouble setting the DNS forwarders
- public static final int CMD_SET_DNS_FORWARDERS_ERROR = BASE_IFACE + 11;
+ public static final int CMD_SET_DNS_FORWARDERS_ERROR = BASE_IPSERVER + 8;
// the upstream connection has changed
- public static final int CMD_TETHER_CONNECTION_CHANGED = BASE_IFACE + 12;
+ public static final int CMD_TETHER_CONNECTION_CHANGED = BASE_IPSERVER + 9;
// new IPv6 tethering parameters need to be processed
- public static final int CMD_IPV6_TETHER_UPDATE = BASE_IFACE + 13;
+ public static final int CMD_IPV6_TETHER_UPDATE = BASE_IPSERVER + 10;
private final State mInitialState;
private final State mLocalHotspotState;
@@ -486,7 +485,9 @@
}
// Directly-connected route.
- final RouteInfo route = new RouteInfo(linkAddr);
+ final IpPrefix ipv4Prefix = new IpPrefix(linkAddr.getAddress(),
+ linkAddr.getPrefixLength());
+ final RouteInfo route = new RouteInfo(ipv4Prefix, null, null, RTN_UNICAST);
if (enabled) {
mLinkProperties.addLinkAddress(linkAddr);
mLinkProperties.addRoute(route);
@@ -1007,7 +1008,7 @@
String ifname, HashSet<IpPrefix> prefixes) {
final ArrayList<RouteInfo> localRoutes = new ArrayList<RouteInfo>();
for (IpPrefix ipp : prefixes) {
- localRoutes.add(new RouteInfo(ipp, null, ifname));
+ localRoutes.add(new RouteInfo(ipp, null, ifname, RTN_UNICAST));
}
return localRoutes;
}
@@ -1019,7 +1020,7 @@
try {
return Inet6Address.getByAddress(null, dnsBytes, 0);
} catch (UnknownHostException e) {
- Slog.wtf(TAG, "Failed to construct Inet6Address from: " + localPrefix);
+ Log.wtf(TAG, "Failed to construct Inet6Address from: " + localPrefix);
return null;
}
}
diff --git a/Tethering/src/android/net/ip/RouterAdvertisementDaemon.java b/Tethering/src/android/net/ip/RouterAdvertisementDaemon.java
index 4396cdb..bba61d7 100644
--- a/Tethering/src/android/net/ip/RouterAdvertisementDaemon.java
+++ b/Tethering/src/android/net/ip/RouterAdvertisementDaemon.java
@@ -22,14 +22,13 @@
import static android.system.OsConstants.IPPROTO_ICMPV6;
import static android.system.OsConstants.SOCK_RAW;
import static android.system.OsConstants.SOL_SOCKET;
-import static android.system.OsConstants.SO_BINDTODEVICE;
import static android.system.OsConstants.SO_SNDTIMEO;
import android.net.IpPrefix;
import android.net.LinkAddress;
-import android.net.NetworkUtils;
import android.net.TrafficStats;
import android.net.util.InterfaceParams;
+import android.net.util.SocketUtils;
import android.net.util.TetheringUtils;
import android.system.ErrnoException;
import android.system.Os;
@@ -39,8 +38,6 @@
import com.android.internal.annotations.GuardedBy;
import com.android.internal.util.TrafficStatsConstants;
-import libcore.io.IoBridge;
-
import java.io.FileDescriptor;
import java.io.IOException;
import java.net.Inet6Address;
@@ -612,8 +609,7 @@
// Setting SNDTIMEO is purely for defensive purposes.
Os.setsockoptTimeval(
mSocket, SOL_SOCKET, SO_SNDTIMEO, StructTimeval.fromMillis(send_timout_ms));
- Os.setsockoptIfreq(mSocket, SOL_SOCKET, SO_BINDTODEVICE, mInterface.name);
- NetworkUtils.protectFromVpn(mSocket);
+ SocketUtils.bindSocketToInterface(mSocket, mInterface.name);
TetheringUtils.setupRaSocket(mSocket, mInterface.index);
} catch (ErrnoException | IOException e) {
Log.e(TAG, "Failed to create RA daemon socket: " + e);
@@ -628,7 +624,7 @@
private void closeSocket() {
if (mSocket != null) {
try {
- IoBridge.closeAndSignalBlockedThreads(mSocket);
+ SocketUtils.closeSocket(mSocket);
} catch (IOException ignored) { }
}
mSocket = null;
diff --git a/Tethering/src/android/net/util/TetheringMessageBase.java b/Tethering/src/android/net/util/TetheringMessageBase.java
new file mode 100644
index 0000000..1b763ce
--- /dev/null
+++ b/Tethering/src/android/net/util/TetheringMessageBase.java
@@ -0,0 +1,25 @@
+/*
+ * Copyright (C) 2020 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.util;
+
+/**
+ * This class defines Message.what base addresses for various state machine.
+ */
+public class TetheringMessageBase {
+ public static final int BASE_MASTER = 0;
+ public static final int BASE_IPSERVER = 100;
+
+}
diff --git a/Tethering/src/android/net/util/TetheringUtils.java b/Tethering/src/android/net/util/TetheringUtils.java
index 2fb73ce..fa543bd 100644
--- a/Tethering/src/android/net/util/TetheringUtils.java
+++ b/Tethering/src/android/net/util/TetheringUtils.java
@@ -39,4 +39,11 @@
*/
public static native void setupRaSocket(FileDescriptor fd, int ifIndex)
throws SocketException;
+
+ /**
+ * Read s as an unsigned 16-bit integer.
+ */
+ public static int uint16(short s) {
+ return s & 0xffff;
+ }
}