90e4063fd2
DAD proxy daemon responsible for forwarding NS/NA between tethered iface and upstream iface. Change-Id: I2e58e10e7fa7dba6a6f63ad03b000549f3afc37e
55 lines
1.8 KiB
Java
55 lines
1.8 KiB
Java
/*
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* Copyright (C) 2020 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package android.net.ip;
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import android.net.util.InterfaceParams;
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import android.os.Handler;
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import androidx.annotation.VisibleForTesting;
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/**
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* Basic Duplicate address detection proxy.
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*
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* @hide
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*/
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public class DadProxy {
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private static final String TAG = DadProxy.class.getSimpleName();
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@VisibleForTesting
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public static NeighborPacketForwarder naForwarder;
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public static NeighborPacketForwarder nsForwarder;
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public DadProxy(Handler h, InterfaceParams tetheredIface) {
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naForwarder = new NeighborPacketForwarder(h, tetheredIface,
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NeighborPacketForwarder.ICMPV6_NEIGHBOR_ADVERTISEMENT);
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nsForwarder = new NeighborPacketForwarder(h, tetheredIface,
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NeighborPacketForwarder.ICMPV6_NEIGHBOR_SOLICITATION);
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}
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/** Stop NS/NA Forwarders. */
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public void stop() {
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naForwarder.stop();
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nsForwarder.stop();
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}
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/** Set upstream iface on both forwarders. */
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public void setUpstreamIface(InterfaceParams upstreamIface) {
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naForwarder.setUpstreamIface(upstreamIface);
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nsForwarder.setUpstreamIface(upstreamIface);
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}
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}
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