Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1 | /* |
Wink Saville | 6e80997 | 2010-09-21 09:15:35 -0700 | [diff] [blame] | 2 | * Copyright (C) 2010 The Android Open Source Project |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | package android.net; |
| 18 | |
Jeff Sharkey | eb2c2c7 | 2014-08-11 15:22:51 -0700 | [diff] [blame] | 19 | import android.annotation.NonNull; |
Jeff Sharkey | 9da2f1e | 2014-08-14 12:55:00 -0700 | [diff] [blame] | 20 | import android.annotation.Nullable; |
paulhu | 7610bc7 | 2018-12-12 17:52:57 +0800 | [diff] [blame] | 21 | import android.annotation.SystemApi; |
Remi NGUYEN VAN | 94a0557 | 2019-01-20 12:38:10 +0900 | [diff] [blame] | 22 | import android.annotation.TestApi; |
Mathew Inwood | fa3a746 | 2018-08-08 14:52:47 +0100 | [diff] [blame] | 23 | import android.annotation.UnsupportedAppUsage; |
Mathew Inwood | 55418ea | 2018-12-20 15:30:45 +0000 | [diff] [blame] | 24 | import android.os.Build; |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 25 | import android.os.Parcel; |
Rubin Xu | 1bb5c08 | 2017-09-05 18:40:49 +0100 | [diff] [blame] | 26 | import android.os.Parcelable; |
John Wang | 4e90009 | 2011-04-04 12:35:42 -0700 | [diff] [blame] | 27 | import android.text.TextUtils; |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 28 | |
Lorenzo Colitti | 419a4ce | 2013-03-07 10:59:25 -0800 | [diff] [blame] | 29 | import java.net.Inet4Address; |
Lorenzo Colitti | 4faa027 | 2013-08-08 11:00:12 +0900 | [diff] [blame] | 30 | import java.net.Inet6Address; |
Rubin Xu | 1bb5c08 | 2017-09-05 18:40:49 +0100 | [diff] [blame] | 31 | import java.net.InetAddress; |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 32 | import java.net.UnknownHostException; |
| 33 | import java.util.ArrayList; |
| 34 | import java.util.Collection; |
Robert Greenwalt | 37e65eb | 2010-08-30 10:56:47 -0700 | [diff] [blame] | 35 | import java.util.Collections; |
Lorenzo Colitti | 419a4ce | 2013-03-07 10:59:25 -0800 | [diff] [blame] | 36 | import java.util.Hashtable; |
Robert Greenwalt | df2b878 | 2014-06-06 10:30:11 -0700 | [diff] [blame] | 37 | import java.util.List; |
Lorenzo Colitti | c17a1b9 | 2014-06-12 23:10:17 +0900 | [diff] [blame] | 38 | import java.util.Objects; |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 39 | import java.util.StringJoiner; |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 40 | |
| 41 | /** |
Robert Greenwalt | 37e65eb | 2010-08-30 10:56:47 -0700 | [diff] [blame] | 42 | * Describes the properties of a network link. |
Robert Greenwalt | 992564e | 2011-02-09 13:56:06 -0800 | [diff] [blame] | 43 | * |
| 44 | * A link represents a connection to a network. |
| 45 | * It may have multiple addresses and multiple gateways, |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 46 | * multiple dns servers but only one http proxy and one |
| 47 | * network interface. |
Robert Greenwalt | 992564e | 2011-02-09 13:56:06 -0800 | [diff] [blame] | 48 | * |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 49 | * Note that this is just a holder of data. Modifying it |
| 50 | * does not affect live networks. |
Robert Greenwalt | 992564e | 2011-02-09 13:56:06 -0800 | [diff] [blame] | 51 | * |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 52 | */ |
Robert Greenwalt | e595b97 | 2014-06-12 16:24:38 -0700 | [diff] [blame] | 53 | public final class LinkProperties implements Parcelable { |
Lorenzo Colitti | 419a4ce | 2013-03-07 10:59:25 -0800 | [diff] [blame] | 54 | // The interface described by the network link. |
Mathew Inwood | 55418ea | 2018-12-20 15:30:45 +0000 | [diff] [blame] | 55 | @UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.P, trackingBug = 115609023) |
Robert Greenwalt | 4717c26 | 2012-10-31 14:32:53 -0700 | [diff] [blame] | 56 | private String mIfaceName; |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 57 | private ArrayList<LinkAddress> mLinkAddresses = new ArrayList<>(); |
| 58 | private ArrayList<InetAddress> mDnses = new ArrayList<>(); |
Hongshik | fa42501 | 2018-06-28 20:42:19 +0900 | [diff] [blame] | 59 | // PCSCF addresses are addresses of SIP proxies that only exist for the IMS core service. |
| 60 | private ArrayList<InetAddress> mPcscfs = new ArrayList<InetAddress>(); |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 61 | private ArrayList<InetAddress> mValidatedPrivateDnses = new ArrayList<>(); |
dalyk | d920134 | 2018-01-17 14:20:55 -0500 | [diff] [blame] | 62 | private boolean mUsePrivateDns; |
| 63 | private String mPrivateDnsServerName; |
Robert Greenwalt | 8058f62 | 2012-11-09 10:52:27 -0800 | [diff] [blame] | 64 | private String mDomains; |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 65 | private ArrayList<RouteInfo> mRoutes = new ArrayList<>(); |
Jason Monk | 207900c | 2014-04-25 15:00:09 -0400 | [diff] [blame] | 66 | private ProxyInfo mHttpProxy; |
sy.yun | 9d9b74a | 2013-09-02 05:24:09 +0900 | [diff] [blame] | 67 | private int mMtu; |
Robert Greenwalt | 3f05bf4 | 2014-08-06 12:00:25 -0700 | [diff] [blame] | 68 | // in the format "rmem_min,rmem_def,rmem_max,wmem_min,wmem_def,wmem_max" |
| 69 | private String mTcpBufferSizes; |
Lorenzo Colitti | 59b3447 | 2019-01-08 09:58:59 +0900 | [diff] [blame] | 70 | private IpPrefix mNat64Prefix; |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 71 | |
w19976 | 15afd81 | 2014-08-05 15:18:11 -0700 | [diff] [blame] | 72 | private static final int MIN_MTU = 68; |
| 73 | private static final int MIN_MTU_V6 = 1280; |
| 74 | private static final int MAX_MTU = 10000; |
| 75 | |
Lorenzo Colitti | 419a4ce | 2013-03-07 10:59:25 -0800 | [diff] [blame] | 76 | // Stores the properties of links that are "stacked" above this link. |
| 77 | // Indexed by interface name to allow modification and to prevent duplicates being added. |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 78 | private Hashtable<String, LinkProperties> mStackedLinks = new Hashtable<>(); |
Lorenzo Colitti | 419a4ce | 2013-03-07 10:59:25 -0800 | [diff] [blame] | 79 | |
Robert Greenwalt | df2b878 | 2014-06-06 10:30:11 -0700 | [diff] [blame] | 80 | /** |
| 81 | * @hide |
| 82 | */ |
Robert Greenwalt | 0a46db5 | 2011-07-14 14:28:05 -0700 | [diff] [blame] | 83 | public static class CompareResult<T> { |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 84 | public final List<T> removed = new ArrayList<>(); |
| 85 | public final List<T> added = new ArrayList<>(); |
Rubin Xu | 2fc72f7 | 2017-08-22 16:35:52 +0100 | [diff] [blame] | 86 | |
| 87 | public CompareResult() {} |
| 88 | |
| 89 | public CompareResult(Collection<T> oldItems, Collection<T> newItems) { |
| 90 | if (oldItems != null) { |
| 91 | removed.addAll(oldItems); |
| 92 | } |
| 93 | if (newItems != null) { |
| 94 | for (T newItem : newItems) { |
| 95 | if (!removed.remove(newItem)) { |
| 96 | added.add(newItem); |
| 97 | } |
| 98 | } |
| 99 | } |
| 100 | } |
Wink Saville | e822225 | 2011-07-13 13:44:13 -0700 | [diff] [blame] | 101 | |
| 102 | @Override |
| 103 | public String toString() { |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 104 | return "removed=[" + TextUtils.join(",", removed) |
| 105 | + "] added=[" + TextUtils.join(",", added) |
| 106 | + "]"; |
Wink Saville | e822225 | 2011-07-13 13:44:13 -0700 | [diff] [blame] | 107 | } |
| 108 | } |
| 109 | |
Sreeram Ramachandran | cc91c7b | 2014-06-03 18:41:43 -0700 | [diff] [blame] | 110 | /** |
| 111 | * @hide |
| 112 | */ |
Erik Kline | cd7ed16 | 2015-05-21 16:15:02 +0900 | [diff] [blame] | 113 | public enum ProvisioningChange { |
Mathew Inwood | fa3a746 | 2018-08-08 14:52:47 +0100 | [diff] [blame] | 114 | @UnsupportedAppUsage |
Erik Kline | cd7ed16 | 2015-05-21 16:15:02 +0900 | [diff] [blame] | 115 | STILL_NOT_PROVISIONED, |
Mathew Inwood | fa3a746 | 2018-08-08 14:52:47 +0100 | [diff] [blame] | 116 | @UnsupportedAppUsage |
Erik Kline | cd7ed16 | 2015-05-21 16:15:02 +0900 | [diff] [blame] | 117 | LOST_PROVISIONING, |
Mathew Inwood | fa3a746 | 2018-08-08 14:52:47 +0100 | [diff] [blame] | 118 | @UnsupportedAppUsage |
Erik Kline | cd7ed16 | 2015-05-21 16:15:02 +0900 | [diff] [blame] | 119 | GAINED_PROVISIONING, |
Mathew Inwood | fa3a746 | 2018-08-08 14:52:47 +0100 | [diff] [blame] | 120 | @UnsupportedAppUsage |
Erik Kline | cd7ed16 | 2015-05-21 16:15:02 +0900 | [diff] [blame] | 121 | STILL_PROVISIONED, |
| 122 | } |
| 123 | |
| 124 | /** |
| 125 | * Compare the provisioning states of two LinkProperties instances. |
| 126 | * |
| 127 | * @hide |
| 128 | */ |
Mathew Inwood | fa3a746 | 2018-08-08 14:52:47 +0100 | [diff] [blame] | 129 | @UnsupportedAppUsage |
Erik Kline | cd7ed16 | 2015-05-21 16:15:02 +0900 | [diff] [blame] | 130 | public static ProvisioningChange compareProvisioning( |
| 131 | LinkProperties before, LinkProperties after) { |
| 132 | if (before.isProvisioned() && after.isProvisioned()) { |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 133 | // On dual-stack networks, DHCPv4 renewals can occasionally fail. |
Erik Kline | cd7ed16 | 2015-05-21 16:15:02 +0900 | [diff] [blame] | 134 | // When this happens, IPv6-reachable services continue to function |
| 135 | // normally but IPv4-only services (naturally) fail. |
| 136 | // |
| 137 | // When an application using an IPv4-only service reports a bad |
| 138 | // network condition to the framework, attempts to re-validate |
| 139 | // the network succeed (since we support IPv6-only networks) and |
| 140 | // nothing is changed. |
| 141 | // |
| 142 | // For users, this is confusing and unexpected behaviour, and is |
| 143 | // not necessarily easy to diagnose. Therefore, we treat changing |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 144 | // from a dual-stack network to an IPv6-only network equivalent to |
Erik Kline | cd7ed16 | 2015-05-21 16:15:02 +0900 | [diff] [blame] | 145 | // a total loss of provisioning. |
| 146 | // |
| 147 | // For one such example of this, see b/18867306. |
| 148 | // |
Erik Kline | 1ad4e22 | 2015-08-14 12:16:55 +0900 | [diff] [blame] | 149 | // Additionally, losing IPv6 provisioning can result in TCP |
| 150 | // connections getting stuck until timeouts fire and other |
| 151 | // baffling failures. Therefore, loss of either IPv4 or IPv6 on a |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 152 | // previously dual-stack network is deemed a lost of provisioning. |
Erik Kline | 1ad4e22 | 2015-08-14 12:16:55 +0900 | [diff] [blame] | 153 | if ((before.isIPv4Provisioned() && !after.isIPv4Provisioned()) || |
| 154 | (before.isIPv6Provisioned() && !after.isIPv6Provisioned())) { |
Erik Kline | cd7ed16 | 2015-05-21 16:15:02 +0900 | [diff] [blame] | 155 | return ProvisioningChange.LOST_PROVISIONING; |
| 156 | } |
| 157 | return ProvisioningChange.STILL_PROVISIONED; |
| 158 | } else if (before.isProvisioned() && !after.isProvisioned()) { |
| 159 | return ProvisioningChange.LOST_PROVISIONING; |
| 160 | } else if (!before.isProvisioned() && after.isProvisioned()) { |
| 161 | return ProvisioningChange.GAINED_PROVISIONING; |
| 162 | } else { // !before.isProvisioned() && !after.isProvisioned() |
| 163 | return ProvisioningChange.STILL_NOT_PROVISIONED; |
| 164 | } |
| 165 | } |
| 166 | |
| 167 | /** |
| 168 | * @hide |
| 169 | */ |
paulhu | 7610bc7 | 2018-12-12 17:52:57 +0800 | [diff] [blame] | 170 | @SystemApi |
Robert Greenwalt | 37e65eb | 2010-08-30 10:56:47 -0700 | [diff] [blame] | 171 | public LinkProperties() { |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 172 | } |
| 173 | |
Sreeram Ramachandran | cc91c7b | 2014-06-03 18:41:43 -0700 | [diff] [blame] | 174 | /** |
| 175 | * @hide |
| 176 | */ |
Remi NGUYEN VAN | 299a7cc | 2019-01-23 21:35:52 +0900 | [diff] [blame] | 177 | @SystemApi |
| 178 | @TestApi |
Robert Greenwalt | 37e65eb | 2010-08-30 10:56:47 -0700 | [diff] [blame] | 179 | public LinkProperties(LinkProperties source) { |
Irfan Sheriff | ef6c143 | 2010-08-30 20:37:17 -0700 | [diff] [blame] | 180 | if (source != null) { |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 181 | mIfaceName = source.mIfaceName; |
| 182 | mLinkAddresses.addAll(source.mLinkAddresses); |
| 183 | mDnses.addAll(source.mDnses); |
| 184 | mValidatedPrivateDnses.addAll(source.mValidatedPrivateDnses); |
dalyk | d920134 | 2018-01-17 14:20:55 -0500 | [diff] [blame] | 185 | mUsePrivateDns = source.mUsePrivateDns; |
| 186 | mPrivateDnsServerName = source.mPrivateDnsServerName; |
Hongshik | fa42501 | 2018-06-28 20:42:19 +0900 | [diff] [blame] | 187 | mPcscfs.addAll(source.mPcscfs); |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 188 | mDomains = source.mDomains; |
| 189 | mRoutes.addAll(source.mRoutes); |
| 190 | mHttpProxy = (source.mHttpProxy == null) ? null : new ProxyInfo(source.mHttpProxy); |
Lorenzo Colitti | 419a4ce | 2013-03-07 10:59:25 -0800 | [diff] [blame] | 191 | for (LinkProperties l: source.mStackedLinks.values()) { |
| 192 | addStackedLink(l); |
| 193 | } |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 194 | setMtu(source.mMtu); |
Robert Greenwalt | 3f05bf4 | 2014-08-06 12:00:25 -0700 | [diff] [blame] | 195 | mTcpBufferSizes = source.mTcpBufferSizes; |
Remi NGUYEN VAN | b68c349 | 2019-01-16 15:27:27 +0900 | [diff] [blame] | 196 | mNat64Prefix = source.mNat64Prefix; |
Irfan Sheriff | ef6c143 | 2010-08-30 20:37:17 -0700 | [diff] [blame] | 197 | } |
Robert Greenwalt | 37e65eb | 2010-08-30 10:56:47 -0700 | [diff] [blame] | 198 | } |
| 199 | |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 200 | /** |
| 201 | * Sets the interface name for this link. All {@link RouteInfo} already set for this |
| 202 | * will have their interface changed to match this new value. |
| 203 | * |
| 204 | * @param iface The name of the network interface used for this link. |
Robert Greenwalt | df2b878 | 2014-06-06 10:30:11 -0700 | [diff] [blame] | 205 | * @hide |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 206 | */ |
paulhu | 7610bc7 | 2018-12-12 17:52:57 +0800 | [diff] [blame] | 207 | @SystemApi |
Irfan Sheriff | ed5d7d1 | 2010-10-01 16:08:28 -0700 | [diff] [blame] | 208 | public void setInterfaceName(String iface) { |
| 209 | mIfaceName = iface; |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 210 | ArrayList<RouteInfo> newRoutes = new ArrayList<>(mRoutes.size()); |
Lorenzo Colitti | 45b9a5b | 2013-03-08 11:30:39 -0800 | [diff] [blame] | 211 | for (RouteInfo route : mRoutes) { |
| 212 | newRoutes.add(routeWithInterface(route)); |
| 213 | } |
| 214 | mRoutes = newRoutes; |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 215 | } |
| 216 | |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 217 | /** |
| 218 | * Gets the interface name for this link. May be {@code null} if not set. |
| 219 | * |
| 220 | * @return The interface name set for this link or {@code null}. |
| 221 | */ |
Jeff Sharkey | 9da2f1e | 2014-08-14 12:55:00 -0700 | [diff] [blame] | 222 | public @Nullable String getInterfaceName() { |
Irfan Sheriff | ed5d7d1 | 2010-10-01 16:08:28 -0700 | [diff] [blame] | 223 | return mIfaceName; |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 224 | } |
Irfan Sheriff | ed5d7d1 | 2010-10-01 16:08:28 -0700 | [diff] [blame] | 225 | |
Robert Greenwalt | df2b878 | 2014-06-06 10:30:11 -0700 | [diff] [blame] | 226 | /** |
| 227 | * @hide |
| 228 | */ |
Mathew Inwood | fa3a746 | 2018-08-08 14:52:47 +0100 | [diff] [blame] | 229 | @UnsupportedAppUsage |
Robert Greenwalt | df2b878 | 2014-06-06 10:30:11 -0700 | [diff] [blame] | 230 | public List<String> getAllInterfaceNames() { |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 231 | List<String> interfaceNames = new ArrayList<>(mStackedLinks.size() + 1); |
| 232 | if (mIfaceName != null) interfaceNames.add(mIfaceName); |
Lorenzo Colitti | 4aa9bcf | 2013-03-20 19:22:58 +0900 | [diff] [blame] | 233 | for (LinkProperties stacked: mStackedLinks.values()) { |
| 234 | interfaceNames.addAll(stacked.getAllInterfaceNames()); |
| 235 | } |
| 236 | return interfaceNames; |
| 237 | } |
| 238 | |
Lorenzo Colitti | d1e0fae | 2013-07-31 23:23:21 +0900 | [diff] [blame] | 239 | /** |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 240 | * Returns all the addresses on this link. We often think of a link having a single address, |
| 241 | * however, particularly with Ipv6 several addresses are typical. Note that the |
| 242 | * {@code LinkProperties} actually contains {@link LinkAddress} objects which also include |
| 243 | * prefix lengths for each address. This is a simplified utility alternative to |
| 244 | * {@link LinkProperties#getLinkAddresses}. |
| 245 | * |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 246 | * @return An unmodifiable {@link List} of {@link InetAddress} for this link. |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 247 | * @hide |
Lorenzo Colitti | d1e0fae | 2013-07-31 23:23:21 +0900 | [diff] [blame] | 248 | */ |
Mathew Inwood | fa3a746 | 2018-08-08 14:52:47 +0100 | [diff] [blame] | 249 | @UnsupportedAppUsage |
Robert Greenwalt | df2b878 | 2014-06-06 10:30:11 -0700 | [diff] [blame] | 250 | public List<InetAddress> getAddresses() { |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 251 | List<InetAddress> addresses = new ArrayList<>(); |
Irfan Sheriff | ed5d7d1 | 2010-10-01 16:08:28 -0700 | [diff] [blame] | 252 | for (LinkAddress linkAddress : mLinkAddresses) { |
| 253 | addresses.add(linkAddress.getAddress()); |
| 254 | } |
Robert Greenwalt | df2b878 | 2014-06-06 10:30:11 -0700 | [diff] [blame] | 255 | return Collections.unmodifiableList(addresses); |
Irfan Sheriff | ed5d7d1 | 2010-10-01 16:08:28 -0700 | [diff] [blame] | 256 | } |
| 257 | |
Lorenzo Colitti | d1e0fae | 2013-07-31 23:23:21 +0900 | [diff] [blame] | 258 | /** |
| 259 | * Returns all the addresses on this link and all the links stacked above it. |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 260 | * @hide |
Lorenzo Colitti | d1e0fae | 2013-07-31 23:23:21 +0900 | [diff] [blame] | 261 | */ |
Mathew Inwood | fa3a746 | 2018-08-08 14:52:47 +0100 | [diff] [blame] | 262 | @UnsupportedAppUsage |
Robert Greenwalt | df2b878 | 2014-06-06 10:30:11 -0700 | [diff] [blame] | 263 | public List<InetAddress> getAllAddresses() { |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 264 | List<InetAddress> addresses = new ArrayList<>(); |
Lorenzo Colitti | d1e0fae | 2013-07-31 23:23:21 +0900 | [diff] [blame] | 265 | for (LinkAddress linkAddress : mLinkAddresses) { |
| 266 | addresses.add(linkAddress.getAddress()); |
| 267 | } |
| 268 | for (LinkProperties stacked: mStackedLinks.values()) { |
| 269 | addresses.addAll(stacked.getAllAddresses()); |
| 270 | } |
| 271 | return addresses; |
| 272 | } |
| 273 | |
Lorenzo Colitti | 6448394 | 2013-11-15 18:43:52 +0900 | [diff] [blame] | 274 | private int findLinkAddressIndex(LinkAddress address) { |
| 275 | for (int i = 0; i < mLinkAddresses.size(); i++) { |
| 276 | if (mLinkAddresses.get(i).isSameAddressAs(address)) { |
| 277 | return i; |
| 278 | } |
Lorenzo Colitti | 4faa027 | 2013-08-08 11:00:12 +0900 | [diff] [blame] | 279 | } |
Lorenzo Colitti | 6448394 | 2013-11-15 18:43:52 +0900 | [diff] [blame] | 280 | return -1; |
Lorenzo Colitti | 4faa027 | 2013-08-08 11:00:12 +0900 | [diff] [blame] | 281 | } |
| 282 | |
| 283 | /** |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 284 | * Adds a {@link LinkAddress} to this {@code LinkProperties} if a {@link LinkAddress} of the |
| 285 | * same address/prefix does not already exist. If it does exist it is replaced. |
Lorenzo Colitti | 6448394 | 2013-11-15 18:43:52 +0900 | [diff] [blame] | 286 | * @param address The {@code LinkAddress} to add. |
| 287 | * @return true if {@code address} was added or updated, false otherwise. |
Robert Greenwalt | df2b878 | 2014-06-06 10:30:11 -0700 | [diff] [blame] | 288 | * @hide |
Lorenzo Colitti | 6448394 | 2013-11-15 18:43:52 +0900 | [diff] [blame] | 289 | */ |
Remi NGUYEN VAN | 5c5f1ba | 2019-01-29 12:08:43 +0900 | [diff] [blame] | 290 | @SystemApi |
| 291 | @TestApi |
Lorenzo Colitti | 6448394 | 2013-11-15 18:43:52 +0900 | [diff] [blame] | 292 | public boolean addLinkAddress(LinkAddress address) { |
| 293 | if (address == null) { |
| 294 | return false; |
| 295 | } |
| 296 | int i = findLinkAddressIndex(address); |
| 297 | if (i < 0) { |
| 298 | // Address was not present. Add it. |
| 299 | mLinkAddresses.add(address); |
| 300 | return true; |
| 301 | } else if (mLinkAddresses.get(i).equals(address)) { |
| 302 | // Address was present and has same properties. Do nothing. |
| 303 | return false; |
| 304 | } else { |
| 305 | // Address was present and has different properties. Update it. |
| 306 | mLinkAddresses.set(i, address); |
| 307 | return true; |
| 308 | } |
| 309 | } |
| 310 | |
| 311 | /** |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 312 | * Removes a {@link LinkAddress} from this {@code LinkProperties}. Specifically, matches |
| 313 | * and {@link LinkAddress} with the same address and prefix. |
| 314 | * |
| 315 | * @param toRemove A {@link LinkAddress} specifying the address to remove. |
Lorenzo Colitti | 4faa027 | 2013-08-08 11:00:12 +0900 | [diff] [blame] | 316 | * @return true if the address was removed, false if it did not exist. |
Robert Greenwalt | df2b878 | 2014-06-06 10:30:11 -0700 | [diff] [blame] | 317 | * @hide |
Lorenzo Colitti | 4faa027 | 2013-08-08 11:00:12 +0900 | [diff] [blame] | 318 | */ |
Remi NGUYEN VAN | 5c5f1ba | 2019-01-29 12:08:43 +0900 | [diff] [blame] | 319 | @SystemApi |
| 320 | @TestApi |
Lorenzo Colitti | 4faa027 | 2013-08-08 11:00:12 +0900 | [diff] [blame] | 321 | public boolean removeLinkAddress(LinkAddress toRemove) { |
Lorenzo Colitti | 6448394 | 2013-11-15 18:43:52 +0900 | [diff] [blame] | 322 | int i = findLinkAddressIndex(toRemove); |
| 323 | if (i >= 0) { |
| 324 | mLinkAddresses.remove(i); |
| 325 | return true; |
| 326 | } |
| 327 | return false; |
Irfan Sheriff | ed5d7d1 | 2010-10-01 16:08:28 -0700 | [diff] [blame] | 328 | } |
| 329 | |
Lorenzo Colitti | d1e0fae | 2013-07-31 23:23:21 +0900 | [diff] [blame] | 330 | /** |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 331 | * Returns all the {@link LinkAddress} on this link. Typically a link will have |
| 332 | * one IPv4 address and one or more IPv6 addresses. |
| 333 | * |
Robert Greenwalt | df2b878 | 2014-06-06 10:30:11 -0700 | [diff] [blame] | 334 | * @return An unmodifiable {@link List} of {@link LinkAddress} for this link. |
Lorenzo Colitti | d1e0fae | 2013-07-31 23:23:21 +0900 | [diff] [blame] | 335 | */ |
Robert Greenwalt | df2b878 | 2014-06-06 10:30:11 -0700 | [diff] [blame] | 336 | public List<LinkAddress> getLinkAddresses() { |
| 337 | return Collections.unmodifiableList(mLinkAddresses); |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 338 | } |
| 339 | |
Lorenzo Colitti | d1e0fae | 2013-07-31 23:23:21 +0900 | [diff] [blame] | 340 | /** |
| 341 | * Returns all the addresses on this link and all the links stacked above it. |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 342 | * @hide |
Lorenzo Colitti | d1e0fae | 2013-07-31 23:23:21 +0900 | [diff] [blame] | 343 | */ |
Mathew Inwood | fa3a746 | 2018-08-08 14:52:47 +0100 | [diff] [blame] | 344 | @UnsupportedAppUsage |
Robert Greenwalt | df2b878 | 2014-06-06 10:30:11 -0700 | [diff] [blame] | 345 | public List<LinkAddress> getAllLinkAddresses() { |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 346 | List<LinkAddress> addresses = new ArrayList<>(mLinkAddresses); |
Lorenzo Colitti | d1e0fae | 2013-07-31 23:23:21 +0900 | [diff] [blame] | 347 | for (LinkProperties stacked: mStackedLinks.values()) { |
| 348 | addresses.addAll(stacked.getAllLinkAddresses()); |
| 349 | } |
| 350 | return addresses; |
| 351 | } |
| 352 | |
Lorenzo Colitti | 22f407b | 2013-08-23 20:54:49 +0900 | [diff] [blame] | 353 | /** |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 354 | * Replaces the {@link LinkAddress} in this {@code LinkProperties} with |
| 355 | * the given {@link Collection} of {@link LinkAddress}. |
| 356 | * |
| 357 | * @param addresses The {@link Collection} of {@link LinkAddress} to set in this |
| 358 | * object. |
Robert Greenwalt | df2b878 | 2014-06-06 10:30:11 -0700 | [diff] [blame] | 359 | * @hide |
Lorenzo Colitti | 22f407b | 2013-08-23 20:54:49 +0900 | [diff] [blame] | 360 | */ |
paulhu | 7610bc7 | 2018-12-12 17:52:57 +0800 | [diff] [blame] | 361 | @SystemApi |
Lorenzo Colitti | 22f407b | 2013-08-23 20:54:49 +0900 | [diff] [blame] | 362 | public void setLinkAddresses(Collection<LinkAddress> addresses) { |
| 363 | mLinkAddresses.clear(); |
| 364 | for (LinkAddress address: addresses) { |
| 365 | addLinkAddress(address); |
| 366 | } |
| 367 | } |
| 368 | |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 369 | /** |
Lorenzo Colitti | 309a75d | 2014-06-24 00:34:39 +0900 | [diff] [blame] | 370 | * Adds the given {@link InetAddress} to the list of DNS servers, if not present. |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 371 | * |
Robert Greenwalt | df2b878 | 2014-06-06 10:30:11 -0700 | [diff] [blame] | 372 | * @param dnsServer The {@link InetAddress} to add to the list of DNS servers. |
Lorenzo Colitti | 309a75d | 2014-06-24 00:34:39 +0900 | [diff] [blame] | 373 | * @return true if the DNS server was added, false if it was already present. |
Robert Greenwalt | df2b878 | 2014-06-06 10:30:11 -0700 | [diff] [blame] | 374 | * @hide |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 375 | */ |
Remi NGUYEN VAN | 94a0557 | 2019-01-20 12:38:10 +0900 | [diff] [blame] | 376 | @TestApi |
| 377 | @SystemApi |
Lorenzo Colitti | 309a75d | 2014-06-24 00:34:39 +0900 | [diff] [blame] | 378 | public boolean addDnsServer(InetAddress dnsServer) { |
| 379 | if (dnsServer != null && !mDnses.contains(dnsServer)) { |
| 380 | mDnses.add(dnsServer); |
| 381 | return true; |
| 382 | } |
| 383 | return false; |
| 384 | } |
| 385 | |
| 386 | /** |
Erik Kline | cd7ed16 | 2015-05-21 16:15:02 +0900 | [diff] [blame] | 387 | * Removes the given {@link InetAddress} from the list of DNS servers. |
| 388 | * |
| 389 | * @param dnsServer The {@link InetAddress} to remove from the list of DNS servers. |
| 390 | * @return true if the DNS server was removed, false if it did not exist. |
| 391 | * @hide |
| 392 | */ |
Remi NGUYEN VAN | 94a0557 | 2019-01-20 12:38:10 +0900 | [diff] [blame] | 393 | @TestApi |
| 394 | @SystemApi |
Erik Kline | cd7ed16 | 2015-05-21 16:15:02 +0900 | [diff] [blame] | 395 | public boolean removeDnsServer(InetAddress dnsServer) { |
| 396 | if (dnsServer != null) { |
| 397 | return mDnses.remove(dnsServer); |
| 398 | } |
| 399 | return false; |
| 400 | } |
| 401 | |
| 402 | /** |
Lorenzo Colitti | 309a75d | 2014-06-24 00:34:39 +0900 | [diff] [blame] | 403 | * Replaces the DNS servers in this {@code LinkProperties} with |
| 404 | * the given {@link Collection} of {@link InetAddress} objects. |
| 405 | * |
Chalard Jean | 03dbf6b | 2018-04-11 16:36:41 +0900 | [diff] [blame] | 406 | * @param dnsServers The {@link Collection} of DNS servers to set in this object. |
Lorenzo Colitti | 309a75d | 2014-06-24 00:34:39 +0900 | [diff] [blame] | 407 | * @hide |
| 408 | */ |
paulhu | 7610bc7 | 2018-12-12 17:52:57 +0800 | [diff] [blame] | 409 | @SystemApi |
Lorenzo Colitti | 309a75d | 2014-06-24 00:34:39 +0900 | [diff] [blame] | 410 | public void setDnsServers(Collection<InetAddress> dnsServers) { |
| 411 | mDnses.clear(); |
| 412 | for (InetAddress dnsServer: dnsServers) { |
| 413 | addDnsServer(dnsServer); |
| 414 | } |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 415 | } |
Irfan Sheriff | ed5d7d1 | 2010-10-01 16:08:28 -0700 | [diff] [blame] | 416 | |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 417 | /** |
Sreeram Ramachandran | cc91c7b | 2014-06-03 18:41:43 -0700 | [diff] [blame] | 418 | * Returns all the {@link InetAddress} for DNS servers on this link. |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 419 | * |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 420 | * @return An unmodifiable {@link List} of {@link InetAddress} for DNS servers on |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 421 | * this link. |
| 422 | */ |
Robert Greenwalt | df2b878 | 2014-06-06 10:30:11 -0700 | [diff] [blame] | 423 | public List<InetAddress> getDnsServers() { |
| 424 | return Collections.unmodifiableList(mDnses); |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 425 | } |
| 426 | |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 427 | /** |
dalyk | d920134 | 2018-01-17 14:20:55 -0500 | [diff] [blame] | 428 | * Set whether private DNS is currently in use on this network. |
| 429 | * |
| 430 | * @param usePrivateDns The private DNS state. |
| 431 | * @hide |
| 432 | */ |
Remi NGUYEN VAN | 94a0557 | 2019-01-20 12:38:10 +0900 | [diff] [blame] | 433 | @TestApi |
| 434 | @SystemApi |
dalyk | d920134 | 2018-01-17 14:20:55 -0500 | [diff] [blame] | 435 | public void setUsePrivateDns(boolean usePrivateDns) { |
| 436 | mUsePrivateDns = usePrivateDns; |
| 437 | } |
| 438 | |
| 439 | /** |
| 440 | * Returns whether private DNS is currently in use on this network. When |
| 441 | * private DNS is in use, applications must not send unencrypted DNS |
| 442 | * queries as doing so could reveal private user information. Furthermore, |
| 443 | * if private DNS is in use and {@link #getPrivateDnsServerName} is not |
| 444 | * {@code null}, DNS queries must be sent to the specified DNS server. |
| 445 | * |
| 446 | * @return {@code true} if private DNS is in use, {@code false} otherwise. |
| 447 | */ |
| 448 | public boolean isPrivateDnsActive() { |
| 449 | return mUsePrivateDns; |
| 450 | } |
| 451 | |
| 452 | /** |
| 453 | * Set the name of the private DNS server to which private DNS queries |
| 454 | * should be sent when in strict mode. This value should be {@code null} |
| 455 | * when private DNS is off or in opportunistic mode. |
| 456 | * |
| 457 | * @param privateDnsServerName The private DNS server name. |
| 458 | * @hide |
| 459 | */ |
Remi NGUYEN VAN | 94a0557 | 2019-01-20 12:38:10 +0900 | [diff] [blame] | 460 | @TestApi |
| 461 | @SystemApi |
dalyk | d920134 | 2018-01-17 14:20:55 -0500 | [diff] [blame] | 462 | public void setPrivateDnsServerName(@Nullable String privateDnsServerName) { |
| 463 | mPrivateDnsServerName = privateDnsServerName; |
| 464 | } |
| 465 | |
| 466 | /** |
| 467 | * Returns the private DNS server name that is in use. If not {@code null}, |
| 468 | * private DNS is in strict mode. In this mode, applications should ensure |
| 469 | * that all DNS queries are encrypted and sent to this hostname and that |
| 470 | * queries are only sent if the hostname's certificate is valid. If |
| 471 | * {@code null} and {@link #isPrivateDnsActive} is {@code true}, private |
| 472 | * DNS is in opportunistic mode, and applications should ensure that DNS |
| 473 | * queries are encrypted and sent to a DNS server returned by |
| 474 | * {@link #getDnsServers}. System DNS will handle each of these cases |
| 475 | * correctly, but applications implementing their own DNS lookups must make |
| 476 | * sure to follow these requirements. |
| 477 | * |
| 478 | * @return The private DNS server name. |
| 479 | */ |
| 480 | public @Nullable String getPrivateDnsServerName() { |
| 481 | return mPrivateDnsServerName; |
| 482 | } |
| 483 | |
| 484 | /** |
Chalard Jean | 03dbf6b | 2018-04-11 16:36:41 +0900 | [diff] [blame] | 485 | * Adds the given {@link InetAddress} to the list of validated private DNS servers, |
| 486 | * if not present. This is distinct from the server name in that these are actually |
| 487 | * resolved addresses. |
| 488 | * |
| 489 | * @param dnsServer The {@link InetAddress} to add to the list of validated private DNS servers. |
| 490 | * @return true if the DNS server was added, false if it was already present. |
| 491 | * @hide |
| 492 | */ |
| 493 | public boolean addValidatedPrivateDnsServer(InetAddress dnsServer) { |
| 494 | if (dnsServer != null && !mValidatedPrivateDnses.contains(dnsServer)) { |
| 495 | mValidatedPrivateDnses.add(dnsServer); |
| 496 | return true; |
| 497 | } |
| 498 | return false; |
| 499 | } |
| 500 | |
| 501 | /** |
| 502 | * Removes the given {@link InetAddress} from the list of validated private DNS servers. |
| 503 | * |
| 504 | * @param dnsServer The {@link InetAddress} to remove from the list of validated private DNS |
| 505 | * servers. |
| 506 | * @return true if the DNS server was removed, false if it did not exist. |
| 507 | * @hide |
| 508 | */ |
| 509 | public boolean removeValidatedPrivateDnsServer(InetAddress dnsServer) { |
| 510 | if (dnsServer != null) { |
| 511 | return mValidatedPrivateDnses.remove(dnsServer); |
| 512 | } |
| 513 | return false; |
| 514 | } |
| 515 | |
| 516 | /** |
| 517 | * Replaces the validated private DNS servers in this {@code LinkProperties} with |
| 518 | * the given {@link Collection} of {@link InetAddress} objects. |
| 519 | * |
| 520 | * @param dnsServers The {@link Collection} of validated private DNS servers to set in this |
| 521 | * object. |
| 522 | * @hide |
| 523 | */ |
Remi NGUYEN VAN | 94a0557 | 2019-01-20 12:38:10 +0900 | [diff] [blame] | 524 | @TestApi |
| 525 | @SystemApi |
Chalard Jean | 03dbf6b | 2018-04-11 16:36:41 +0900 | [diff] [blame] | 526 | public void setValidatedPrivateDnsServers(Collection<InetAddress> dnsServers) { |
| 527 | mValidatedPrivateDnses.clear(); |
| 528 | for (InetAddress dnsServer: dnsServers) { |
| 529 | addValidatedPrivateDnsServer(dnsServer); |
| 530 | } |
| 531 | } |
| 532 | |
| 533 | /** |
| 534 | * Returns all the {@link InetAddress} for validated private DNS servers on this link. |
| 535 | * These are resolved from the private DNS server name. |
| 536 | * |
| 537 | * @return An umodifiable {@link List} of {@link InetAddress} for validated private |
| 538 | * DNS servers on this link. |
| 539 | * @hide |
| 540 | */ |
Remi NGUYEN VAN | 94a0557 | 2019-01-20 12:38:10 +0900 | [diff] [blame] | 541 | @TestApi |
| 542 | @SystemApi |
Chalard Jean | 03dbf6b | 2018-04-11 16:36:41 +0900 | [diff] [blame] | 543 | public List<InetAddress> getValidatedPrivateDnsServers() { |
| 544 | return Collections.unmodifiableList(mValidatedPrivateDnses); |
| 545 | } |
| 546 | |
| 547 | /** |
Hongshik | fa42501 | 2018-06-28 20:42:19 +0900 | [diff] [blame] | 548 | * Adds the given {@link InetAddress} to the list of PCSCF servers, if not present. |
| 549 | * |
| 550 | * @param pcscfServer The {@link InetAddress} to add to the list of PCSCF servers. |
| 551 | * @return true if the PCSCF server was added, false otherwise. |
| 552 | * @hide |
| 553 | */ |
| 554 | public boolean addPcscfServer(InetAddress pcscfServer) { |
| 555 | if (pcscfServer != null && !mPcscfs.contains(pcscfServer)) { |
| 556 | mPcscfs.add(pcscfServer); |
| 557 | return true; |
| 558 | } |
| 559 | return false; |
| 560 | } |
| 561 | |
| 562 | /** |
| 563 | * Removes the given {@link InetAddress} from the list of PCSCF servers. |
| 564 | * |
| 565 | * @param pcscf Server The {@link InetAddress} to remove from the list of PCSCF servers. |
| 566 | * @return true if the PCSCF server was removed, false otherwise. |
| 567 | * @hide |
| 568 | */ |
| 569 | public boolean removePcscfServer(InetAddress pcscfServer) { |
| 570 | if (pcscfServer != null) { |
| 571 | return mPcscfs.remove(pcscfServer); |
| 572 | } |
| 573 | return false; |
| 574 | } |
| 575 | |
| 576 | /** |
| 577 | * Replaces the PCSCF servers in this {@code LinkProperties} with |
| 578 | * the given {@link Collection} of {@link InetAddress} objects. |
| 579 | * |
| 580 | * @param addresses The {@link Collection} of PCSCF servers to set in this object. |
| 581 | * @hide |
| 582 | */ |
Remi NGUYEN VAN | 299a7cc | 2019-01-23 21:35:52 +0900 | [diff] [blame] | 583 | @SystemApi |
| 584 | @TestApi |
Hongshik | fa42501 | 2018-06-28 20:42:19 +0900 | [diff] [blame] | 585 | public void setPcscfServers(Collection<InetAddress> pcscfServers) { |
| 586 | mPcscfs.clear(); |
| 587 | for (InetAddress pcscfServer: pcscfServers) { |
| 588 | addPcscfServer(pcscfServer); |
| 589 | } |
| 590 | } |
| 591 | |
| 592 | /** |
| 593 | * Returns all the {@link InetAddress} for PCSCF servers on this link. |
| 594 | * |
| 595 | * @return An unmodifiable {@link List} of {@link InetAddress} for PCSCF servers on |
| 596 | * this link. |
| 597 | * @hide |
| 598 | */ |
Remi NGUYEN VAN | 299a7cc | 2019-01-23 21:35:52 +0900 | [diff] [blame] | 599 | @SystemApi |
| 600 | @TestApi |
Hongshik | fa42501 | 2018-06-28 20:42:19 +0900 | [diff] [blame] | 601 | public List<InetAddress> getPcscfServers() { |
| 602 | return Collections.unmodifiableList(mPcscfs); |
| 603 | } |
| 604 | |
| 605 | /** |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 606 | * Sets the DNS domain search path used on this link. |
| 607 | * |
| 608 | * @param domains A {@link String} listing in priority order the comma separated |
| 609 | * domains to search when resolving host names on this link. |
Robert Greenwalt | df2b878 | 2014-06-06 10:30:11 -0700 | [diff] [blame] | 610 | * @hide |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 611 | */ |
paulhu | 7610bc7 | 2018-12-12 17:52:57 +0800 | [diff] [blame] | 612 | @SystemApi |
Robert Greenwalt | 8058f62 | 2012-11-09 10:52:27 -0800 | [diff] [blame] | 613 | public void setDomains(String domains) { |
| 614 | mDomains = domains; |
| 615 | } |
| 616 | |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 617 | /** |
| 618 | * Get the DNS domains search path set for this link. |
| 619 | * |
| 620 | * @return A {@link String} containing the comma separated domains to search when resolving |
| 621 | * host names on this link. |
| 622 | */ |
| 623 | public String getDomains() { |
| 624 | return mDomains; |
| 625 | } |
| 626 | |
| 627 | /** |
| 628 | * Sets the Maximum Transmission Unit size to use on this link. This should not be used |
| 629 | * unless the system default (1500) is incorrect. Values less than 68 or greater than |
| 630 | * 10000 will be ignored. |
| 631 | * |
| 632 | * @param mtu The MTU to use for this link. |
| 633 | * @hide |
| 634 | */ |
paulhu | 7610bc7 | 2018-12-12 17:52:57 +0800 | [diff] [blame] | 635 | @SystemApi |
sy.yun | 9d9b74a | 2013-09-02 05:24:09 +0900 | [diff] [blame] | 636 | public void setMtu(int mtu) { |
| 637 | mMtu = mtu; |
| 638 | } |
| 639 | |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 640 | /** |
| 641 | * Gets any non-default MTU size set for this link. Note that if the default is being used |
| 642 | * this will return 0. |
| 643 | * |
| 644 | * @return The mtu value set for this link. |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 645 | */ |
sy.yun | 9d9b74a | 2013-09-02 05:24:09 +0900 | [diff] [blame] | 646 | public int getMtu() { |
| 647 | return mMtu; |
| 648 | } |
| 649 | |
Robert Greenwalt | 3f05bf4 | 2014-08-06 12:00:25 -0700 | [diff] [blame] | 650 | /** |
| 651 | * Sets the tcp buffers sizes to be used when this link is the system default. |
| 652 | * Should be of the form "rmem_min,rmem_def,rmem_max,wmem_min,wmem_def,wmem_max". |
| 653 | * |
| 654 | * @param tcpBufferSizes The tcp buffers sizes to use. |
| 655 | * |
| 656 | * @hide |
| 657 | */ |
Remi NGUYEN VAN | 94a0557 | 2019-01-20 12:38:10 +0900 | [diff] [blame] | 658 | @TestApi |
| 659 | @SystemApi |
Robert Greenwalt | 3f05bf4 | 2014-08-06 12:00:25 -0700 | [diff] [blame] | 660 | public void setTcpBufferSizes(String tcpBufferSizes) { |
| 661 | mTcpBufferSizes = tcpBufferSizes; |
| 662 | } |
| 663 | |
| 664 | /** |
| 665 | * Gets the tcp buffer sizes. |
| 666 | * |
| 667 | * @return the tcp buffer sizes to use when this link is the system default. |
| 668 | * |
| 669 | * @hide |
| 670 | */ |
Remi NGUYEN VAN | 94a0557 | 2019-01-20 12:38:10 +0900 | [diff] [blame] | 671 | @TestApi |
| 672 | @SystemApi |
Robert Greenwalt | 3f05bf4 | 2014-08-06 12:00:25 -0700 | [diff] [blame] | 673 | public String getTcpBufferSizes() { |
| 674 | return mTcpBufferSizes; |
| 675 | } |
| 676 | |
Lorenzo Colitti | 45b9a5b | 2013-03-08 11:30:39 -0800 | [diff] [blame] | 677 | private RouteInfo routeWithInterface(RouteInfo route) { |
| 678 | return new RouteInfo( |
| 679 | route.getDestination(), |
| 680 | route.getGateway(), |
Lorenzo Colitti | 4b0f8e6 | 2014-09-19 01:49:05 +0900 | [diff] [blame] | 681 | mIfaceName, |
| 682 | route.getType()); |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 683 | } |
Lorenzo Colitti | 45b9a5b | 2013-03-08 11:30:39 -0800 | [diff] [blame] | 684 | |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 685 | /** |
Lorenzo Colitti | c17a1b9 | 2014-06-12 23:10:17 +0900 | [diff] [blame] | 686 | * Adds a {@link RouteInfo} to this {@code LinkProperties}, if not present. If the |
| 687 | * {@link RouteInfo} had an interface name set and that differs from the interface set for this |
| 688 | * {@code LinkProperties} an {@link IllegalArgumentException} will be thrown. The proper |
| 689 | * course is to add either un-named or properly named {@link RouteInfo}. |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 690 | * |
| 691 | * @param route A {@link RouteInfo} to add to this object. |
Lorenzo Colitti | c17a1b9 | 2014-06-12 23:10:17 +0900 | [diff] [blame] | 692 | * @return {@code false} if the route was already present, {@code true} if it was added. |
| 693 | * |
Robert Greenwalt | df2b878 | 2014-06-06 10:30:11 -0700 | [diff] [blame] | 694 | * @hide |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 695 | */ |
paulhu | 7610bc7 | 2018-12-12 17:52:57 +0800 | [diff] [blame] | 696 | @SystemApi |
Lorenzo Colitti | c17a1b9 | 2014-06-12 23:10:17 +0900 | [diff] [blame] | 697 | public boolean addRoute(RouteInfo route) { |
Lorenzo Colitti | 45b9a5b | 2013-03-08 11:30:39 -0800 | [diff] [blame] | 698 | if (route != null) { |
| 699 | String routeIface = route.getInterface(); |
| 700 | if (routeIface != null && !routeIface.equals(mIfaceName)) { |
Lorenzo Colitti | 1994bc1 | 2013-03-08 19:11:40 -0800 | [diff] [blame] | 701 | throw new IllegalArgumentException( |
Lorenzo Colitti | 45b9a5b | 2013-03-08 11:30:39 -0800 | [diff] [blame] | 702 | "Route added with non-matching interface: " + routeIface + |
Lorenzo Colitti | 1994bc1 | 2013-03-08 19:11:40 -0800 | [diff] [blame] | 703 | " vs. " + mIfaceName); |
Lorenzo Colitti | 45b9a5b | 2013-03-08 11:30:39 -0800 | [diff] [blame] | 704 | } |
Lorenzo Colitti | c17a1b9 | 2014-06-12 23:10:17 +0900 | [diff] [blame] | 705 | route = routeWithInterface(route); |
| 706 | if (!mRoutes.contains(route)) { |
| 707 | mRoutes.add(route); |
| 708 | return true; |
| 709 | } |
Lorenzo Colitti | 45b9a5b | 2013-03-08 11:30:39 -0800 | [diff] [blame] | 710 | } |
Lorenzo Colitti | c17a1b9 | 2014-06-12 23:10:17 +0900 | [diff] [blame] | 711 | return false; |
| 712 | } |
| 713 | |
| 714 | /** |
| 715 | * Removes a {@link RouteInfo} from this {@code LinkProperties}, if present. The route must |
| 716 | * specify an interface and the interface must match the interface of this |
| 717 | * {@code LinkProperties}, or it will not be removed. |
| 718 | * |
| 719 | * @return {@code true} if the route was removed, {@code false} if it was not present. |
| 720 | * |
| 721 | * @hide |
| 722 | */ |
Remi NGUYEN VAN | 94a0557 | 2019-01-20 12:38:10 +0900 | [diff] [blame] | 723 | @TestApi |
| 724 | @SystemApi |
Lorenzo Colitti | c17a1b9 | 2014-06-12 23:10:17 +0900 | [diff] [blame] | 725 | public boolean removeRoute(RouteInfo route) { |
| 726 | return route != null && |
| 727 | Objects.equals(mIfaceName, route.getInterface()) && |
| 728 | mRoutes.remove(route); |
Lorenzo Colitti | 45b9a5b | 2013-03-08 11:30:39 -0800 | [diff] [blame] | 729 | } |
| 730 | |
Lorenzo Colitti | 419a4ce | 2013-03-07 10:59:25 -0800 | [diff] [blame] | 731 | /** |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 732 | * Returns all the {@link RouteInfo} set on this link. |
| 733 | * |
Robert Greenwalt | df2b878 | 2014-06-06 10:30:11 -0700 | [diff] [blame] | 734 | * @return An unmodifiable {@link List} of {@link RouteInfo} for this link. |
Lorenzo Colitti | 419a4ce | 2013-03-07 10:59:25 -0800 | [diff] [blame] | 735 | */ |
Robert Greenwalt | df2b878 | 2014-06-06 10:30:11 -0700 | [diff] [blame] | 736 | public List<RouteInfo> getRoutes() { |
| 737 | return Collections.unmodifiableList(mRoutes); |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 738 | } |
| 739 | |
Lorenzo Colitti | 419a4ce | 2013-03-07 10:59:25 -0800 | [diff] [blame] | 740 | /** |
Rubin Xu | 1bb5c08 | 2017-09-05 18:40:49 +0100 | [diff] [blame] | 741 | * Make sure this LinkProperties instance contains routes that cover the local subnet |
| 742 | * of its link addresses. Add any route that is missing. |
| 743 | * @hide |
| 744 | */ |
| 745 | public void ensureDirectlyConnectedRoutes() { |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 746 | for (LinkAddress addr : mLinkAddresses) { |
Rubin Xu | 1bb5c08 | 2017-09-05 18:40:49 +0100 | [diff] [blame] | 747 | addRoute(new RouteInfo(addr, null, mIfaceName)); |
| 748 | } |
| 749 | } |
| 750 | |
| 751 | /** |
Lorenzo Colitti | 419a4ce | 2013-03-07 10:59:25 -0800 | [diff] [blame] | 752 | * Returns all the routes on this link and all the links stacked above it. |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 753 | * @hide |
Lorenzo Colitti | 419a4ce | 2013-03-07 10:59:25 -0800 | [diff] [blame] | 754 | */ |
Mathew Inwood | fa3a746 | 2018-08-08 14:52:47 +0100 | [diff] [blame] | 755 | @UnsupportedAppUsage |
Robert Greenwalt | df2b878 | 2014-06-06 10:30:11 -0700 | [diff] [blame] | 756 | public List<RouteInfo> getAllRoutes() { |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 757 | List<RouteInfo> routes = new ArrayList<>(mRoutes); |
Lorenzo Colitti | 419a4ce | 2013-03-07 10:59:25 -0800 | [diff] [blame] | 758 | for (LinkProperties stacked: mStackedLinks.values()) { |
| 759 | routes.addAll(stacked.getAllRoutes()); |
| 760 | } |
Robert Greenwalt | 6629bcd | 2013-03-15 11:28:50 -0700 | [diff] [blame] | 761 | return routes; |
Lorenzo Colitti | 419a4ce | 2013-03-07 10:59:25 -0800 | [diff] [blame] | 762 | } |
| 763 | |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 764 | /** |
| 765 | * Sets the recommended {@link ProxyInfo} to use on this link, or {@code null} for none. |
| 766 | * Note that Http Proxies are only a hint - the system recommends their use, but it does |
| 767 | * not enforce it and applications may ignore them. |
| 768 | * |
Erik Kline | b36a313 | 2015-06-26 19:21:34 +0900 | [diff] [blame] | 769 | * @param proxy A {@link ProxyInfo} defining the HTTP Proxy to use on this link. |
Robert Greenwalt | df2b878 | 2014-06-06 10:30:11 -0700 | [diff] [blame] | 770 | * @hide |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 771 | */ |
paulhu | 7610bc7 | 2018-12-12 17:52:57 +0800 | [diff] [blame] | 772 | @SystemApi |
Jason Monk | 207900c | 2014-04-25 15:00:09 -0400 | [diff] [blame] | 773 | public void setHttpProxy(ProxyInfo proxy) { |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 774 | mHttpProxy = proxy; |
| 775 | } |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 776 | |
| 777 | /** |
| 778 | * Gets the recommended {@link ProxyInfo} (or {@code null}) set on this link. |
| 779 | * |
| 780 | * @return The {@link ProxyInfo} set on this link |
| 781 | */ |
Jason Monk | 207900c | 2014-04-25 15:00:09 -0400 | [diff] [blame] | 782 | public ProxyInfo getHttpProxy() { |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 783 | return mHttpProxy; |
| 784 | } |
| 785 | |
Lorenzo Colitti | 419a4ce | 2013-03-07 10:59:25 -0800 | [diff] [blame] | 786 | /** |
Lorenzo Colitti | 59b3447 | 2019-01-08 09:58:59 +0900 | [diff] [blame] | 787 | * Returns the NAT64 prefix in use on this link, if any. |
| 788 | * |
| 789 | * @return the NAT64 prefix. |
| 790 | * @hide |
| 791 | */ |
Remi NGUYEN VAN | 299a7cc | 2019-01-23 21:35:52 +0900 | [diff] [blame] | 792 | @SystemApi |
| 793 | @TestApi |
Lorenzo Colitti | 59b3447 | 2019-01-08 09:58:59 +0900 | [diff] [blame] | 794 | public @Nullable IpPrefix getNat64Prefix() { |
| 795 | return mNat64Prefix; |
| 796 | } |
| 797 | |
| 798 | /** |
| 799 | * Sets the NAT64 prefix in use on this link. |
| 800 | * |
| 801 | * Currently, only 96-bit prefixes (i.e., where the 32-bit IPv4 address is at the end of the |
| 802 | * 128-bit IPv6 address) are supported. |
| 803 | * |
| 804 | * @param prefix the NAT64 prefix. |
| 805 | * @hide |
| 806 | */ |
Remi NGUYEN VAN | 299a7cc | 2019-01-23 21:35:52 +0900 | [diff] [blame] | 807 | @SystemApi |
| 808 | @TestApi |
Lorenzo Colitti | 59b3447 | 2019-01-08 09:58:59 +0900 | [diff] [blame] | 809 | public void setNat64Prefix(IpPrefix prefix) { |
| 810 | if (prefix != null && prefix.getPrefixLength() != 96) { |
| 811 | throw new IllegalArgumentException("Only 96-bit prefixes are supported: " + prefix); |
| 812 | } |
| 813 | mNat64Prefix = prefix; // IpPrefix objects are immutable. |
| 814 | } |
| 815 | |
| 816 | /** |
Lorenzo Colitti | 419a4ce | 2013-03-07 10:59:25 -0800 | [diff] [blame] | 817 | * Adds a stacked link. |
| 818 | * |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 819 | * If there is already a stacked link with the same interface name as link, |
Lorenzo Colitti | 419a4ce | 2013-03-07 10:59:25 -0800 | [diff] [blame] | 820 | * that link is replaced with link. Otherwise, link is added to the list |
| 821 | * of stacked links. If link is null, nothing changes. |
| 822 | * |
| 823 | * @param link The link to add. |
Lorenzo Colitti | 4faa027 | 2013-08-08 11:00:12 +0900 | [diff] [blame] | 824 | * @return true if the link was stacked, false otherwise. |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 825 | * @hide |
Lorenzo Colitti | 419a4ce | 2013-03-07 10:59:25 -0800 | [diff] [blame] | 826 | */ |
Mathew Inwood | fa3a746 | 2018-08-08 14:52:47 +0100 | [diff] [blame] | 827 | @UnsupportedAppUsage |
Lorenzo Colitti | 4faa027 | 2013-08-08 11:00:12 +0900 | [diff] [blame] | 828 | public boolean addStackedLink(LinkProperties link) { |
Lorenzo Colitti | 419a4ce | 2013-03-07 10:59:25 -0800 | [diff] [blame] | 829 | if (link != null && link.getInterfaceName() != null) { |
| 830 | mStackedLinks.put(link.getInterfaceName(), link); |
Lorenzo Colitti | 4faa027 | 2013-08-08 11:00:12 +0900 | [diff] [blame] | 831 | return true; |
Lorenzo Colitti | 419a4ce | 2013-03-07 10:59:25 -0800 | [diff] [blame] | 832 | } |
Lorenzo Colitti | 4faa027 | 2013-08-08 11:00:12 +0900 | [diff] [blame] | 833 | return false; |
Lorenzo Colitti | 419a4ce | 2013-03-07 10:59:25 -0800 | [diff] [blame] | 834 | } |
| 835 | |
| 836 | /** |
| 837 | * Removes a stacked link. |
| 838 | * |
Lorenzo Colitti | f3cab63 | 2014-10-20 11:08:03 +0900 | [diff] [blame] | 839 | * If there is a stacked link with the given interface name, it is |
Lorenzo Colitti | 419a4ce | 2013-03-07 10:59:25 -0800 | [diff] [blame] | 840 | * removed. Otherwise, nothing changes. |
| 841 | * |
Lorenzo Colitti | f3cab63 | 2014-10-20 11:08:03 +0900 | [diff] [blame] | 842 | * @param iface The interface name of the link to remove. |
Lorenzo Colitti | 4faa027 | 2013-08-08 11:00:12 +0900 | [diff] [blame] | 843 | * @return true if the link was removed, false otherwise. |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 844 | * @hide |
Lorenzo Colitti | 419a4ce | 2013-03-07 10:59:25 -0800 | [diff] [blame] | 845 | */ |
Lorenzo Colitti | f3cab63 | 2014-10-20 11:08:03 +0900 | [diff] [blame] | 846 | public boolean removeStackedLink(String iface) { |
| 847 | if (iface != null) { |
| 848 | LinkProperties removed = mStackedLinks.remove(iface); |
Lorenzo Colitti | 4faa027 | 2013-08-08 11:00:12 +0900 | [diff] [blame] | 849 | return removed != null; |
Lorenzo Colitti | 419a4ce | 2013-03-07 10:59:25 -0800 | [diff] [blame] | 850 | } |
Lorenzo Colitti | 4faa027 | 2013-08-08 11:00:12 +0900 | [diff] [blame] | 851 | return false; |
Lorenzo Colitti | 419a4ce | 2013-03-07 10:59:25 -0800 | [diff] [blame] | 852 | } |
| 853 | |
| 854 | /** |
| 855 | * Returns all the links stacked on top of this link. |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 856 | * @hide |
Lorenzo Colitti | 419a4ce | 2013-03-07 10:59:25 -0800 | [diff] [blame] | 857 | */ |
Mathew Inwood | fa3a746 | 2018-08-08 14:52:47 +0100 | [diff] [blame] | 858 | @UnsupportedAppUsage |
Jeff Sharkey | eb2c2c7 | 2014-08-11 15:22:51 -0700 | [diff] [blame] | 859 | public @NonNull List<LinkProperties> getStackedLinks() { |
| 860 | if (mStackedLinks.isEmpty()) { |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 861 | return Collections.emptyList(); |
Jeff Sharkey | eb2c2c7 | 2014-08-11 15:22:51 -0700 | [diff] [blame] | 862 | } |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 863 | List<LinkProperties> stacked = new ArrayList<>(); |
Lorenzo Colitti | 419a4ce | 2013-03-07 10:59:25 -0800 | [diff] [blame] | 864 | for (LinkProperties link : mStackedLinks.values()) { |
Jeff Sharkey | eb2c2c7 | 2014-08-11 15:22:51 -0700 | [diff] [blame] | 865 | stacked.add(new LinkProperties(link)); |
Lorenzo Colitti | 419a4ce | 2013-03-07 10:59:25 -0800 | [diff] [blame] | 866 | } |
Robert Greenwalt | df2b878 | 2014-06-06 10:30:11 -0700 | [diff] [blame] | 867 | return Collections.unmodifiableList(stacked); |
Lorenzo Colitti | 419a4ce | 2013-03-07 10:59:25 -0800 | [diff] [blame] | 868 | } |
| 869 | |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 870 | /** |
| 871 | * Clears this object to its initial state. |
Robert Greenwalt | df2b878 | 2014-06-06 10:30:11 -0700 | [diff] [blame] | 872 | * @hide |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 873 | */ |
paulhu | 7610bc7 | 2018-12-12 17:52:57 +0800 | [diff] [blame] | 874 | @SystemApi |
Robert Greenwalt | 37e65eb | 2010-08-30 10:56:47 -0700 | [diff] [blame] | 875 | public void clear() { |
Irfan Sheriff | ed5d7d1 | 2010-10-01 16:08:28 -0700 | [diff] [blame] | 876 | mIfaceName = null; |
Wink Saville | e822225 | 2011-07-13 13:44:13 -0700 | [diff] [blame] | 877 | mLinkAddresses.clear(); |
| 878 | mDnses.clear(); |
dalyk | d920134 | 2018-01-17 14:20:55 -0500 | [diff] [blame] | 879 | mUsePrivateDns = false; |
| 880 | mPrivateDnsServerName = null; |
Hongshik | fa42501 | 2018-06-28 20:42:19 +0900 | [diff] [blame] | 881 | mPcscfs.clear(); |
Robert Greenwalt | 8058f62 | 2012-11-09 10:52:27 -0800 | [diff] [blame] | 882 | mDomains = null; |
Wink Saville | e822225 | 2011-07-13 13:44:13 -0700 | [diff] [blame] | 883 | mRoutes.clear(); |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 884 | mHttpProxy = null; |
Lorenzo Colitti | 419a4ce | 2013-03-07 10:59:25 -0800 | [diff] [blame] | 885 | mStackedLinks.clear(); |
sy.yun | 9d9b74a | 2013-09-02 05:24:09 +0900 | [diff] [blame] | 886 | mMtu = 0; |
Robert Greenwalt | 3f05bf4 | 2014-08-06 12:00:25 -0700 | [diff] [blame] | 887 | mTcpBufferSizes = null; |
Lorenzo Colitti | 59b3447 | 2019-01-08 09:58:59 +0900 | [diff] [blame] | 888 | mNat64Prefix = null; |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 889 | } |
| 890 | |
| 891 | /** |
| 892 | * Implement the Parcelable interface |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 893 | */ |
| 894 | public int describeContents() { |
| 895 | return 0; |
| 896 | } |
| 897 | |
Wink Saville | 1f6408a | 2010-08-27 11:15:18 -0700 | [diff] [blame] | 898 | @Override |
Robert Greenwalt | 37e65eb | 2010-08-30 10:56:47 -0700 | [diff] [blame] | 899 | public String toString() { |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 900 | // Space as a separator, so no need for spaces at start/end of the individual fragments. |
| 901 | final StringJoiner resultJoiner = new StringJoiner(" ", "{", "}"); |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 902 | |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 903 | if (mIfaceName != null) { |
| 904 | resultJoiner.add("InterfaceName:"); |
| 905 | resultJoiner.add(mIfaceName); |
| 906 | } |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 907 | |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 908 | resultJoiner.add("LinkAddresses: ["); |
| 909 | if (!mLinkAddresses.isEmpty()) { |
| 910 | resultJoiner.add(TextUtils.join(",", mLinkAddresses)); |
| 911 | } |
| 912 | resultJoiner.add("]"); |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 913 | |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 914 | resultJoiner.add("DnsAddresses: ["); |
| 915 | if (!mDnses.isEmpty()) { |
| 916 | resultJoiner.add(TextUtils.join(",", mDnses)); |
| 917 | } |
| 918 | resultJoiner.add("]"); |
dalyk | d920134 | 2018-01-17 14:20:55 -0500 | [diff] [blame] | 919 | |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 920 | if (mUsePrivateDns) { |
| 921 | resultJoiner.add("UsePrivateDns: true"); |
| 922 | } |
| 923 | |
Chalard Jean | faaf2fe | 2018-06-07 13:28:09 +0900 | [diff] [blame] | 924 | if (mPrivateDnsServerName != null) { |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 925 | resultJoiner.add("PrivateDnsServerName:"); |
| 926 | resultJoiner.add(mPrivateDnsServerName); |
dalyk | d920134 | 2018-01-17 14:20:55 -0500 | [diff] [blame] | 927 | } |
| 928 | |
Hongshik | fa42501 | 2018-06-28 20:42:19 +0900 | [diff] [blame] | 929 | if (!mPcscfs.isEmpty()) { |
| 930 | resultJoiner.add("PcscfAddresses: ["); |
| 931 | resultJoiner.add(TextUtils.join(",", mPcscfs)); |
| 932 | resultJoiner.add("]"); |
| 933 | } |
| 934 | |
Chalard Jean | 03dbf6b | 2018-04-11 16:36:41 +0900 | [diff] [blame] | 935 | if (!mValidatedPrivateDnses.isEmpty()) { |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 936 | final StringJoiner validatedPrivateDnsesJoiner = |
| 937 | new StringJoiner(",", "ValidatedPrivateDnsAddresses: [", "]"); |
| 938 | for (final InetAddress addr : mValidatedPrivateDnses) { |
| 939 | validatedPrivateDnsesJoiner.add(addr.getHostAddress()); |
Chalard Jean | 03dbf6b | 2018-04-11 16:36:41 +0900 | [diff] [blame] | 940 | } |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 941 | resultJoiner.add(validatedPrivateDnsesJoiner.toString()); |
Chalard Jean | 03dbf6b | 2018-04-11 16:36:41 +0900 | [diff] [blame] | 942 | } |
| 943 | |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 944 | resultJoiner.add("Domains:"); |
| 945 | resultJoiner.add(mDomains); |
Robert Greenwalt | 8058f62 | 2012-11-09 10:52:27 -0800 | [diff] [blame] | 946 | |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 947 | resultJoiner.add("MTU:"); |
| 948 | resultJoiner.add(Integer.toString(mMtu)); |
sy.yun | 9d9b74a | 2013-09-02 05:24:09 +0900 | [diff] [blame] | 949 | |
Robert Greenwalt | 3f05bf4 | 2014-08-06 12:00:25 -0700 | [diff] [blame] | 950 | if (mTcpBufferSizes != null) { |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 951 | resultJoiner.add("TcpBufferSizes:"); |
| 952 | resultJoiner.add(mTcpBufferSizes); |
Robert Greenwalt | 3f05bf4 | 2014-08-06 12:00:25 -0700 | [diff] [blame] | 953 | } |
| 954 | |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 955 | resultJoiner.add("Routes: ["); |
| 956 | if (!mRoutes.isEmpty()) { |
| 957 | resultJoiner.add(TextUtils.join(",", mRoutes)); |
| 958 | } |
| 959 | resultJoiner.add("]"); |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 960 | |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 961 | if (mHttpProxy != null) { |
| 962 | resultJoiner.add("HttpProxy:"); |
| 963 | resultJoiner.add(mHttpProxy.toString()); |
| 964 | } |
| 965 | |
Lorenzo Colitti | 59b3447 | 2019-01-08 09:58:59 +0900 | [diff] [blame] | 966 | if (mNat64Prefix != null) { |
| 967 | resultJoiner.add("Nat64Prefix:"); |
| 968 | resultJoiner.add(mNat64Prefix.toString()); |
| 969 | } |
| 970 | |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 971 | final Collection<LinkProperties> stackedLinksValues = mStackedLinks.values(); |
| 972 | if (!stackedLinksValues.isEmpty()) { |
| 973 | final StringJoiner stackedLinksJoiner = new StringJoiner(",", "Stacked: [", "]"); |
| 974 | for (final LinkProperties lp : stackedLinksValues) { |
| 975 | stackedLinksJoiner.add("[ " + lp + " ]"); |
Lorenzo Colitti | 419a4ce | 2013-03-07 10:59:25 -0800 | [diff] [blame] | 976 | } |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 977 | resultJoiner.add(stackedLinksJoiner.toString()); |
Lorenzo Colitti | 419a4ce | 2013-03-07 10:59:25 -0800 | [diff] [blame] | 978 | } |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 979 | |
| 980 | return resultJoiner.toString(); |
Lorenzo Colitti | 419a4ce | 2013-03-07 10:59:25 -0800 | [diff] [blame] | 981 | } |
| 982 | |
| 983 | /** |
| 984 | * Returns true if this link has an IPv4 address. |
| 985 | * |
| 986 | * @return {@code true} if there is an IPv4 address, {@code false} otherwise. |
Robert Greenwalt | df2b878 | 2014-06-06 10:30:11 -0700 | [diff] [blame] | 987 | * @hide |
Lorenzo Colitti | 419a4ce | 2013-03-07 10:59:25 -0800 | [diff] [blame] | 988 | */ |
Remi NGUYEN VAN | 94a0557 | 2019-01-20 12:38:10 +0900 | [diff] [blame] | 989 | @TestApi |
| 990 | @SystemApi |
Lorenzo Colitti | 419a4ce | 2013-03-07 10:59:25 -0800 | [diff] [blame] | 991 | public boolean hasIPv4Address() { |
| 992 | for (LinkAddress address : mLinkAddresses) { |
Hugo Benichi | bd87a39 | 2017-10-10 16:29:06 +0900 | [diff] [blame] | 993 | if (address.getAddress() instanceof Inet4Address) { |
| 994 | return true; |
| 995 | } |
Lorenzo Colitti | 419a4ce | 2013-03-07 10:59:25 -0800 | [diff] [blame] | 996 | } |
| 997 | return false; |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 998 | } |
| 999 | |
Wink Saville | e822225 | 2011-07-13 13:44:13 -0700 | [diff] [blame] | 1000 | /** |
Lorenzo Colitti | 87cfc70 | 2015-07-27 16:35:33 +0900 | [diff] [blame] | 1001 | * Returns true if this link or any of its stacked interfaces has an IPv4 address. |
| 1002 | * |
| 1003 | * @return {@code true} if there is an IPv4 address, {@code false} otherwise. |
| 1004 | */ |
| 1005 | private boolean hasIPv4AddressOnInterface(String iface) { |
Lorenzo Colitti | 89b6392 | 2015-07-30 23:41:43 +0900 | [diff] [blame] | 1006 | // mIfaceName can be null. |
| 1007 | return (Objects.equals(iface, mIfaceName) && hasIPv4Address()) || |
Lorenzo Colitti | 87cfc70 | 2015-07-27 16:35:33 +0900 | [diff] [blame] | 1008 | (iface != null && mStackedLinks.containsKey(iface) && |
| 1009 | mStackedLinks.get(iface).hasIPv4Address()); |
| 1010 | } |
| 1011 | |
| 1012 | /** |
Lorenzo Colitti | 76ea6c6 | 2014-06-23 22:33:43 +0900 | [diff] [blame] | 1013 | * Returns true if this link has a global preferred IPv6 address. |
Lorenzo Colitti | 4faa027 | 2013-08-08 11:00:12 +0900 | [diff] [blame] | 1014 | * |
Lorenzo Colitti | 76ea6c6 | 2014-06-23 22:33:43 +0900 | [diff] [blame] | 1015 | * @return {@code true} if there is a global preferred IPv6 address, {@code false} otherwise. |
Robert Greenwalt | df2b878 | 2014-06-06 10:30:11 -0700 | [diff] [blame] | 1016 | * @hide |
Lorenzo Colitti | 4faa027 | 2013-08-08 11:00:12 +0900 | [diff] [blame] | 1017 | */ |
Remi NGUYEN VAN | 94a0557 | 2019-01-20 12:38:10 +0900 | [diff] [blame] | 1018 | @TestApi |
| 1019 | @SystemApi |
Lorenzo Colitti | 76ea6c6 | 2014-06-23 22:33:43 +0900 | [diff] [blame] | 1020 | public boolean hasGlobalIPv6Address() { |
Lorenzo Colitti | 4faa027 | 2013-08-08 11:00:12 +0900 | [diff] [blame] | 1021 | for (LinkAddress address : mLinkAddresses) { |
Lorenzo Colitti | 76ea6c6 | 2014-06-23 22:33:43 +0900 | [diff] [blame] | 1022 | if (address.getAddress() instanceof Inet6Address && address.isGlobalPreferred()) { |
Lorenzo Colitti | 4faa027 | 2013-08-08 11:00:12 +0900 | [diff] [blame] | 1023 | return true; |
| 1024 | } |
| 1025 | } |
| 1026 | return false; |
| 1027 | } |
| 1028 | |
| 1029 | /** |
Lorenzo Colitti | 76ea6c6 | 2014-06-23 22:33:43 +0900 | [diff] [blame] | 1030 | * Returns true if this link has an IPv4 default route. |
| 1031 | * |
| 1032 | * @return {@code true} if there is an IPv4 default route, {@code false} otherwise. |
| 1033 | * @hide |
| 1034 | */ |
Mathew Inwood | fa3a746 | 2018-08-08 14:52:47 +0100 | [diff] [blame] | 1035 | @UnsupportedAppUsage |
Lorenzo Colitti | 76ea6c6 | 2014-06-23 22:33:43 +0900 | [diff] [blame] | 1036 | public boolean hasIPv4DefaultRoute() { |
| 1037 | for (RouteInfo r : mRoutes) { |
Hugo Benichi | bd87a39 | 2017-10-10 16:29:06 +0900 | [diff] [blame] | 1038 | if (r.isIPv4Default()) { |
| 1039 | return true; |
| 1040 | } |
Lorenzo Colitti | 76ea6c6 | 2014-06-23 22:33:43 +0900 | [diff] [blame] | 1041 | } |
| 1042 | return false; |
| 1043 | } |
| 1044 | |
| 1045 | /** |
| 1046 | * Returns true if this link has an IPv6 default route. |
| 1047 | * |
| 1048 | * @return {@code true} if there is an IPv6 default route, {@code false} otherwise. |
| 1049 | * @hide |
| 1050 | */ |
Remi NGUYEN VAN | 94a0557 | 2019-01-20 12:38:10 +0900 | [diff] [blame] | 1051 | @TestApi |
| 1052 | @SystemApi |
Lorenzo Colitti | 76ea6c6 | 2014-06-23 22:33:43 +0900 | [diff] [blame] | 1053 | public boolean hasIPv6DefaultRoute() { |
| 1054 | for (RouteInfo r : mRoutes) { |
Hugo Benichi | bd87a39 | 2017-10-10 16:29:06 +0900 | [diff] [blame] | 1055 | if (r.isIPv6Default()) { |
| 1056 | return true; |
| 1057 | } |
Lorenzo Colitti | 76ea6c6 | 2014-06-23 22:33:43 +0900 | [diff] [blame] | 1058 | } |
| 1059 | return false; |
| 1060 | } |
| 1061 | |
| 1062 | /** |
| 1063 | * Returns true if this link has an IPv4 DNS server. |
| 1064 | * |
| 1065 | * @return {@code true} if there is an IPv4 DNS server, {@code false} otherwise. |
| 1066 | * @hide |
| 1067 | */ |
Mathew Inwood | fa3a746 | 2018-08-08 14:52:47 +0100 | [diff] [blame] | 1068 | @UnsupportedAppUsage |
Lorenzo Colitti | 76ea6c6 | 2014-06-23 22:33:43 +0900 | [diff] [blame] | 1069 | public boolean hasIPv4DnsServer() { |
| 1070 | for (InetAddress ia : mDnses) { |
Hugo Benichi | bd87a39 | 2017-10-10 16:29:06 +0900 | [diff] [blame] | 1071 | if (ia instanceof Inet4Address) { |
| 1072 | return true; |
| 1073 | } |
Lorenzo Colitti | 76ea6c6 | 2014-06-23 22:33:43 +0900 | [diff] [blame] | 1074 | } |
| 1075 | return false; |
| 1076 | } |
| 1077 | |
| 1078 | /** |
| 1079 | * Returns true if this link has an IPv6 DNS server. |
| 1080 | * |
| 1081 | * @return {@code true} if there is an IPv6 DNS server, {@code false} otherwise. |
| 1082 | * @hide |
| 1083 | */ |
Mathew Inwood | fa3a746 | 2018-08-08 14:52:47 +0100 | [diff] [blame] | 1084 | @UnsupportedAppUsage |
Lorenzo Colitti | 76ea6c6 | 2014-06-23 22:33:43 +0900 | [diff] [blame] | 1085 | public boolean hasIPv6DnsServer() { |
| 1086 | for (InetAddress ia : mDnses) { |
Hugo Benichi | bd87a39 | 2017-10-10 16:29:06 +0900 | [diff] [blame] | 1087 | if (ia instanceof Inet6Address) { |
| 1088 | return true; |
| 1089 | } |
Lorenzo Colitti | 76ea6c6 | 2014-06-23 22:33:43 +0900 | [diff] [blame] | 1090 | } |
| 1091 | return false; |
| 1092 | } |
| 1093 | |
| 1094 | /** |
Hongshik | fa42501 | 2018-06-28 20:42:19 +0900 | [diff] [blame] | 1095 | * Returns true if this link has an IPv4 PCSCF server. |
| 1096 | * |
| 1097 | * @return {@code true} if there is an IPv4 PCSCF server, {@code false} otherwise. |
| 1098 | * @hide |
| 1099 | */ |
| 1100 | public boolean hasIPv4PcscfServer() { |
| 1101 | for (InetAddress ia : mPcscfs) { |
| 1102 | if (ia instanceof Inet4Address) { |
| 1103 | return true; |
| 1104 | } |
| 1105 | } |
| 1106 | return false; |
| 1107 | } |
| 1108 | |
| 1109 | /** |
| 1110 | * Returns true if this link has an IPv6 PCSCF server. |
| 1111 | * |
| 1112 | * @return {@code true} if there is an IPv6 PCSCF server, {@code false} otherwise. |
| 1113 | * @hide |
| 1114 | */ |
| 1115 | public boolean hasIPv6PcscfServer() { |
| 1116 | for (InetAddress ia : mPcscfs) { |
| 1117 | if (ia instanceof Inet6Address) { |
| 1118 | return true; |
| 1119 | } |
| 1120 | } |
| 1121 | return false; |
| 1122 | } |
| 1123 | |
| 1124 | /** |
Erik Kline | d3b9fd3 | 2014-10-24 21:50:20 +0900 | [diff] [blame] | 1125 | * Returns true if this link is provisioned for global IPv4 connectivity. |
| 1126 | * This requires an IP address, default route, and DNS server. |
| 1127 | * |
| 1128 | * @return {@code true} if the link is provisioned, {@code false} otherwise. |
Erik Kline | cd7ed16 | 2015-05-21 16:15:02 +0900 | [diff] [blame] | 1129 | * @hide |
Erik Kline | d3b9fd3 | 2014-10-24 21:50:20 +0900 | [diff] [blame] | 1130 | */ |
Remi NGUYEN VAN | 94a0557 | 2019-01-20 12:38:10 +0900 | [diff] [blame] | 1131 | @TestApi |
| 1132 | @SystemApi |
Erik Kline | cd7ed16 | 2015-05-21 16:15:02 +0900 | [diff] [blame] | 1133 | public boolean isIPv4Provisioned() { |
Erik Kline | d3b9fd3 | 2014-10-24 21:50:20 +0900 | [diff] [blame] | 1134 | return (hasIPv4Address() && |
| 1135 | hasIPv4DefaultRoute() && |
| 1136 | hasIPv4DnsServer()); |
| 1137 | } |
| 1138 | |
| 1139 | /** |
| 1140 | * Returns true if this link is provisioned for global IPv6 connectivity. |
| 1141 | * This requires an IP address, default route, and DNS server. |
| 1142 | * |
| 1143 | * @return {@code true} if the link is provisioned, {@code false} otherwise. |
Erik Kline | cd7ed16 | 2015-05-21 16:15:02 +0900 | [diff] [blame] | 1144 | * @hide |
Erik Kline | d3b9fd3 | 2014-10-24 21:50:20 +0900 | [diff] [blame] | 1145 | */ |
Remi NGUYEN VAN | 94a0557 | 2019-01-20 12:38:10 +0900 | [diff] [blame] | 1146 | @TestApi |
| 1147 | @SystemApi |
Erik Kline | cd7ed16 | 2015-05-21 16:15:02 +0900 | [diff] [blame] | 1148 | public boolean isIPv6Provisioned() { |
Erik Kline | d3b9fd3 | 2014-10-24 21:50:20 +0900 | [diff] [blame] | 1149 | return (hasGlobalIPv6Address() && |
| 1150 | hasIPv6DefaultRoute() && |
| 1151 | hasIPv6DnsServer()); |
| 1152 | } |
| 1153 | |
| 1154 | /** |
| 1155 | * Returns true if this link is provisioned for global connectivity, |
| 1156 | * for at least one Internet Protocol family. |
Lorenzo Colitti | 76ea6c6 | 2014-06-23 22:33:43 +0900 | [diff] [blame] | 1157 | * |
| 1158 | * @return {@code true} if the link is provisioned, {@code false} otherwise. |
| 1159 | * @hide |
| 1160 | */ |
Remi NGUYEN VAN | 94a0557 | 2019-01-20 12:38:10 +0900 | [diff] [blame] | 1161 | @TestApi |
| 1162 | @SystemApi |
Lorenzo Colitti | 76ea6c6 | 2014-06-23 22:33:43 +0900 | [diff] [blame] | 1163 | public boolean isProvisioned() { |
Erik Kline | cd7ed16 | 2015-05-21 16:15:02 +0900 | [diff] [blame] | 1164 | return (isIPv4Provisioned() || isIPv6Provisioned()); |
Lorenzo Colitti | 76ea6c6 | 2014-06-23 22:33:43 +0900 | [diff] [blame] | 1165 | } |
| 1166 | |
| 1167 | /** |
Erik Kline | b36a313 | 2015-06-26 19:21:34 +0900 | [diff] [blame] | 1168 | * Evaluate whether the {@link InetAddress} is considered reachable. |
| 1169 | * |
| 1170 | * @return {@code true} if the given {@link InetAddress} is considered reachable, |
| 1171 | * {@code false} otherwise. |
| 1172 | * @hide |
| 1173 | */ |
Remi NGUYEN VAN | 94a0557 | 2019-01-20 12:38:10 +0900 | [diff] [blame] | 1174 | @TestApi |
| 1175 | @SystemApi |
Erik Kline | b36a313 | 2015-06-26 19:21:34 +0900 | [diff] [blame] | 1176 | public boolean isReachable(InetAddress ip) { |
| 1177 | final List<RouteInfo> allRoutes = getAllRoutes(); |
| 1178 | // If we don't have a route to this IP address, it's not reachable. |
| 1179 | final RouteInfo bestRoute = RouteInfo.selectBestRoute(allRoutes, ip); |
| 1180 | if (bestRoute == null) { |
| 1181 | return false; |
| 1182 | } |
| 1183 | |
| 1184 | // TODO: better source address evaluation for destination addresses. |
| 1185 | |
| 1186 | if (ip instanceof Inet4Address) { |
| 1187 | // For IPv4, it suffices for now to simply have any address. |
Lorenzo Colitti | 87cfc70 | 2015-07-27 16:35:33 +0900 | [diff] [blame] | 1188 | return hasIPv4AddressOnInterface(bestRoute.getInterface()); |
Erik Kline | b36a313 | 2015-06-26 19:21:34 +0900 | [diff] [blame] | 1189 | } else if (ip instanceof Inet6Address) { |
| 1190 | if (ip.isLinkLocalAddress()) { |
| 1191 | // For now, just make sure link-local destinations have |
| 1192 | // scopedIds set, since transmits will generally fail otherwise. |
| 1193 | // TODO: verify it matches the ifindex of one of the interfaces. |
| 1194 | return (((Inet6Address)ip).getScopeId() != 0); |
| 1195 | } else { |
| 1196 | // For non-link-local destinations check that either the best route |
| 1197 | // is directly connected or that some global preferred address exists. |
| 1198 | // TODO: reconsider all cases (disconnected ULA networks, ...). |
| 1199 | return (!bestRoute.hasGateway() || hasGlobalIPv6Address()); |
| 1200 | } |
| 1201 | } |
| 1202 | |
| 1203 | return false; |
| 1204 | } |
| 1205 | |
| 1206 | /** |
Wink Saville | e822225 | 2011-07-13 13:44:13 -0700 | [diff] [blame] | 1207 | * Compares this {@code LinkProperties} interface name against the target |
| 1208 | * |
| 1209 | * @param target LinkProperties to compare. |
| 1210 | * @return {@code true} if both are identical, {@code false} otherwise. |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 1211 | * @hide |
Wink Saville | e822225 | 2011-07-13 13:44:13 -0700 | [diff] [blame] | 1212 | */ |
Mathew Inwood | fa3a746 | 2018-08-08 14:52:47 +0100 | [diff] [blame] | 1213 | @UnsupportedAppUsage |
Wink Saville | e822225 | 2011-07-13 13:44:13 -0700 | [diff] [blame] | 1214 | public boolean isIdenticalInterfaceName(LinkProperties target) { |
| 1215 | return TextUtils.equals(getInterfaceName(), target.getInterfaceName()); |
| 1216 | } |
| 1217 | |
| 1218 | /** |
Robert Greenwalt | 4717c26 | 2012-10-31 14:32:53 -0700 | [diff] [blame] | 1219 | * Compares this {@code LinkProperties} interface addresses against the target |
Wink Saville | e822225 | 2011-07-13 13:44:13 -0700 | [diff] [blame] | 1220 | * |
| 1221 | * @param target LinkProperties to compare. |
| 1222 | * @return {@code true} if both are identical, {@code false} otherwise. |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 1223 | * @hide |
Wink Saville | e822225 | 2011-07-13 13:44:13 -0700 | [diff] [blame] | 1224 | */ |
Mathew Inwood | fa3a746 | 2018-08-08 14:52:47 +0100 | [diff] [blame] | 1225 | @UnsupportedAppUsage |
Wink Saville | e822225 | 2011-07-13 13:44:13 -0700 | [diff] [blame] | 1226 | public boolean isIdenticalAddresses(LinkProperties target) { |
| 1227 | Collection<InetAddress> targetAddresses = target.getAddresses(); |
| 1228 | Collection<InetAddress> sourceAddresses = getAddresses(); |
| 1229 | return (sourceAddresses.size() == targetAddresses.size()) ? |
| 1230 | sourceAddresses.containsAll(targetAddresses) : false; |
| 1231 | } |
| 1232 | |
| 1233 | /** |
| 1234 | * Compares this {@code LinkProperties} DNS addresses against the target |
| 1235 | * |
| 1236 | * @param target LinkProperties to compare. |
| 1237 | * @return {@code true} if both are identical, {@code false} otherwise. |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 1238 | * @hide |
Wink Saville | e822225 | 2011-07-13 13:44:13 -0700 | [diff] [blame] | 1239 | */ |
Mathew Inwood | fa3a746 | 2018-08-08 14:52:47 +0100 | [diff] [blame] | 1240 | @UnsupportedAppUsage |
Wink Saville | e822225 | 2011-07-13 13:44:13 -0700 | [diff] [blame] | 1241 | public boolean isIdenticalDnses(LinkProperties target) { |
Robert Greenwalt | df2b878 | 2014-06-06 10:30:11 -0700 | [diff] [blame] | 1242 | Collection<InetAddress> targetDnses = target.getDnsServers(); |
Robert Greenwalt | 8058f62 | 2012-11-09 10:52:27 -0800 | [diff] [blame] | 1243 | String targetDomains = target.getDomains(); |
| 1244 | if (mDomains == null) { |
| 1245 | if (targetDomains != null) return false; |
| 1246 | } else { |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 1247 | if (!mDomains.equals(targetDomains)) return false; |
Robert Greenwalt | 8058f62 | 2012-11-09 10:52:27 -0800 | [diff] [blame] | 1248 | } |
Wink Saville | e822225 | 2011-07-13 13:44:13 -0700 | [diff] [blame] | 1249 | return (mDnses.size() == targetDnses.size()) ? |
Chalard Jean | 03dbf6b | 2018-04-11 16:36:41 +0900 | [diff] [blame] | 1250 | mDnses.containsAll(targetDnses) : false; |
Wink Saville | e822225 | 2011-07-13 13:44:13 -0700 | [diff] [blame] | 1251 | } |
| 1252 | |
| 1253 | /** |
dalyk | d920134 | 2018-01-17 14:20:55 -0500 | [diff] [blame] | 1254 | * Compares this {@code LinkProperties} private DNS settings against the |
| 1255 | * target. |
| 1256 | * |
| 1257 | * @param target LinkProperties to compare. |
| 1258 | * @return {@code true} if both are identical, {@code false} otherwise. |
| 1259 | * @hide |
| 1260 | */ |
| 1261 | public boolean isIdenticalPrivateDns(LinkProperties target) { |
| 1262 | return (isPrivateDnsActive() == target.isPrivateDnsActive() |
| 1263 | && TextUtils.equals(getPrivateDnsServerName(), |
| 1264 | target.getPrivateDnsServerName())); |
| 1265 | } |
| 1266 | |
| 1267 | /** |
Chalard Jean | 03dbf6b | 2018-04-11 16:36:41 +0900 | [diff] [blame] | 1268 | * Compares this {@code LinkProperties} validated private DNS addresses against |
| 1269 | * the target |
| 1270 | * |
| 1271 | * @param target LinkProperties to compare. |
| 1272 | * @return {@code true} if both are identical, {@code false} otherwise. |
| 1273 | * @hide |
| 1274 | */ |
| 1275 | public boolean isIdenticalValidatedPrivateDnses(LinkProperties target) { |
| 1276 | Collection<InetAddress> targetDnses = target.getValidatedPrivateDnsServers(); |
| 1277 | return (mValidatedPrivateDnses.size() == targetDnses.size()) |
| 1278 | ? mValidatedPrivateDnses.containsAll(targetDnses) : false; |
| 1279 | } |
| 1280 | |
| 1281 | /** |
Hongshik | fa42501 | 2018-06-28 20:42:19 +0900 | [diff] [blame] | 1282 | * Compares this {@code LinkProperties} PCSCF addresses against the target |
| 1283 | * |
| 1284 | * @param target LinkProperties to compare. |
| 1285 | * @return {@code true} if both are identical, {@code false} otherwise. |
| 1286 | * @hide |
| 1287 | */ |
| 1288 | public boolean isIdenticalPcscfs(LinkProperties target) { |
| 1289 | Collection<InetAddress> targetPcscfs = target.getPcscfServers(); |
| 1290 | return (mPcscfs.size() == targetPcscfs.size()) ? |
| 1291 | mPcscfs.containsAll(targetPcscfs) : false; |
| 1292 | } |
| 1293 | |
| 1294 | /** |
Wink Saville | e822225 | 2011-07-13 13:44:13 -0700 | [diff] [blame] | 1295 | * Compares this {@code LinkProperties} Routes against the target |
| 1296 | * |
| 1297 | * @param target LinkProperties to compare. |
| 1298 | * @return {@code true} if both are identical, {@code false} otherwise. |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 1299 | * @hide |
Wink Saville | e822225 | 2011-07-13 13:44:13 -0700 | [diff] [blame] | 1300 | */ |
Mathew Inwood | fa3a746 | 2018-08-08 14:52:47 +0100 | [diff] [blame] | 1301 | @UnsupportedAppUsage |
Wink Saville | e822225 | 2011-07-13 13:44:13 -0700 | [diff] [blame] | 1302 | public boolean isIdenticalRoutes(LinkProperties target) { |
| 1303 | Collection<RouteInfo> targetRoutes = target.getRoutes(); |
| 1304 | return (mRoutes.size() == targetRoutes.size()) ? |
Chalard Jean | 03dbf6b | 2018-04-11 16:36:41 +0900 | [diff] [blame] | 1305 | mRoutes.containsAll(targetRoutes) : false; |
Wink Saville | e822225 | 2011-07-13 13:44:13 -0700 | [diff] [blame] | 1306 | } |
| 1307 | |
| 1308 | /** |
| 1309 | * Compares this {@code LinkProperties} HttpProxy against the target |
| 1310 | * |
| 1311 | * @param target LinkProperties to compare. |
| 1312 | * @return {@code true} if both are identical, {@code false} otherwise. |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 1313 | * @hide |
Wink Saville | e822225 | 2011-07-13 13:44:13 -0700 | [diff] [blame] | 1314 | */ |
Mathew Inwood | 55418ea | 2018-12-20 15:30:45 +0000 | [diff] [blame] | 1315 | @UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.P, trackingBug = 115609023) |
Wink Saville | e822225 | 2011-07-13 13:44:13 -0700 | [diff] [blame] | 1316 | public boolean isIdenticalHttpProxy(LinkProperties target) { |
| 1317 | return getHttpProxy() == null ? target.getHttpProxy() == null : |
Chalard Jean | 03dbf6b | 2018-04-11 16:36:41 +0900 | [diff] [blame] | 1318 | getHttpProxy().equals(target.getHttpProxy()); |
Wink Saville | e822225 | 2011-07-13 13:44:13 -0700 | [diff] [blame] | 1319 | } |
John Wang | 4e90009 | 2011-04-04 12:35:42 -0700 | [diff] [blame] | 1320 | |
Lorenzo Colitti | 419a4ce | 2013-03-07 10:59:25 -0800 | [diff] [blame] | 1321 | /** |
| 1322 | * Compares this {@code LinkProperties} stacked links against the target |
| 1323 | * |
| 1324 | * @param target LinkProperties to compare. |
| 1325 | * @return {@code true} if both are identical, {@code false} otherwise. |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 1326 | * @hide |
Lorenzo Colitti | 419a4ce | 2013-03-07 10:59:25 -0800 | [diff] [blame] | 1327 | */ |
Mathew Inwood | fa3a746 | 2018-08-08 14:52:47 +0100 | [diff] [blame] | 1328 | @UnsupportedAppUsage |
Lorenzo Colitti | 419a4ce | 2013-03-07 10:59:25 -0800 | [diff] [blame] | 1329 | public boolean isIdenticalStackedLinks(LinkProperties target) { |
Lorenzo Colitti | 213f98b | 2013-04-01 10:47:43 +0900 | [diff] [blame] | 1330 | if (!mStackedLinks.keySet().equals(target.mStackedLinks.keySet())) { |
Lorenzo Colitti | 419a4ce | 2013-03-07 10:59:25 -0800 | [diff] [blame] | 1331 | return false; |
| 1332 | } |
| 1333 | for (LinkProperties stacked : mStackedLinks.values()) { |
| 1334 | // Hashtable values can never be null. |
| 1335 | String iface = stacked.getInterfaceName(); |
| 1336 | if (!stacked.equals(target.mStackedLinks.get(iface))) { |
| 1337 | return false; |
| 1338 | } |
| 1339 | } |
| 1340 | return true; |
| 1341 | } |
| 1342 | |
sy.yun | 9d9b74a | 2013-09-02 05:24:09 +0900 | [diff] [blame] | 1343 | /** |
| 1344 | * Compares this {@code LinkProperties} MTU against the target |
| 1345 | * |
Ying Wang | d57de6a | 2013-09-06 22:53:16 -0700 | [diff] [blame] | 1346 | * @param target LinkProperties to compare. |
sy.yun | 9d9b74a | 2013-09-02 05:24:09 +0900 | [diff] [blame] | 1347 | * @return {@code true} if both are identical, {@code false} otherwise. |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 1348 | * @hide |
sy.yun | 9d9b74a | 2013-09-02 05:24:09 +0900 | [diff] [blame] | 1349 | */ |
| 1350 | public boolean isIdenticalMtu(LinkProperties target) { |
| 1351 | return getMtu() == target.getMtu(); |
| 1352 | } |
| 1353 | |
Robert Greenwalt | 3f05bf4 | 2014-08-06 12:00:25 -0700 | [diff] [blame] | 1354 | /** |
| 1355 | * Compares this {@code LinkProperties} Tcp buffer sizes against the target. |
| 1356 | * |
| 1357 | * @param target LinkProperties to compare. |
| 1358 | * @return {@code true} if both are identical, {@code false} otherwise. |
| 1359 | * @hide |
| 1360 | */ |
| 1361 | public boolean isIdenticalTcpBufferSizes(LinkProperties target) { |
| 1362 | return Objects.equals(mTcpBufferSizes, target.mTcpBufferSizes); |
| 1363 | } |
| 1364 | |
John Wang | 4e90009 | 2011-04-04 12:35:42 -0700 | [diff] [blame] | 1365 | /** |
Lorenzo Colitti | 59b3447 | 2019-01-08 09:58:59 +0900 | [diff] [blame] | 1366 | * Compares this {@code LinkProperties} NAT64 prefix against the target. |
| 1367 | * |
| 1368 | * @param target LinkProperties to compare. |
| 1369 | * @return {@code true} if both are identical, {@code false} otherwise. |
| 1370 | * @hide |
| 1371 | */ |
| 1372 | public boolean isIdenticalNat64Prefix(LinkProperties target) { |
| 1373 | return Objects.equals(mNat64Prefix, target.mNat64Prefix); |
| 1374 | } |
| 1375 | |
| 1376 | /** |
John Wang | 4e90009 | 2011-04-04 12:35:42 -0700 | [diff] [blame] | 1377 | * Compares this {@code LinkProperties} instance against the target |
| 1378 | * LinkProperties in {@code obj}. Two LinkPropertieses are equal if |
| 1379 | * all their fields are equal in values. |
| 1380 | * |
| 1381 | * For collection fields, such as mDnses, containsAll() is used to check |
| 1382 | * if two collections contains the same elements, independent of order. |
| 1383 | * There are two thoughts regarding containsAll() |
| 1384 | * 1. Duplicated elements. eg, (A, B, B) and (A, A, B) are equal. |
| 1385 | * 2. Worst case performance is O(n^2). |
| 1386 | * |
| 1387 | * @param obj the object to be tested for equality. |
| 1388 | * @return {@code true} if both objects are equal, {@code false} otherwise. |
| 1389 | */ |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 1390 | @Override |
John Wang | 4e90009 | 2011-04-04 12:35:42 -0700 | [diff] [blame] | 1391 | public boolean equals(Object obj) { |
| 1392 | if (this == obj) return true; |
| 1393 | |
| 1394 | if (!(obj instanceof LinkProperties)) return false; |
| 1395 | |
John Wang | 4e90009 | 2011-04-04 12:35:42 -0700 | [diff] [blame] | 1396 | LinkProperties target = (LinkProperties) obj; |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 1397 | /* |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 1398 | * This method does not check that stacked interfaces are equal, because |
| 1399 | * stacked interfaces are not so much a property of the link as a |
| 1400 | * description of connections between links. |
| 1401 | */ |
dalyk | d920134 | 2018-01-17 14:20:55 -0500 | [diff] [blame] | 1402 | return isIdenticalInterfaceName(target) |
| 1403 | && isIdenticalAddresses(target) |
| 1404 | && isIdenticalDnses(target) |
| 1405 | && isIdenticalPrivateDns(target) |
Chalard Jean | 03dbf6b | 2018-04-11 16:36:41 +0900 | [diff] [blame] | 1406 | && isIdenticalValidatedPrivateDnses(target) |
Hongshik | fa42501 | 2018-06-28 20:42:19 +0900 | [diff] [blame] | 1407 | && isIdenticalPcscfs(target) |
dalyk | d920134 | 2018-01-17 14:20:55 -0500 | [diff] [blame] | 1408 | && isIdenticalRoutes(target) |
| 1409 | && isIdenticalHttpProxy(target) |
| 1410 | && isIdenticalStackedLinks(target) |
| 1411 | && isIdenticalMtu(target) |
Lorenzo Colitti | 59b3447 | 2019-01-08 09:58:59 +0900 | [diff] [blame] | 1412 | && isIdenticalTcpBufferSizes(target) |
| 1413 | && isIdenticalNat64Prefix(target); |
Wink Saville | e822225 | 2011-07-13 13:44:13 -0700 | [diff] [blame] | 1414 | } |
John Wang | 4e90009 | 2011-04-04 12:35:42 -0700 | [diff] [blame] | 1415 | |
Wink Saville | e822225 | 2011-07-13 13:44:13 -0700 | [diff] [blame] | 1416 | /** |
Lorenzo Colitti | d1e0fae | 2013-07-31 23:23:21 +0900 | [diff] [blame] | 1417 | * Compares the addresses in this LinkProperties with another |
| 1418 | * LinkProperties, examining only addresses on the base link. |
Wink Saville | e822225 | 2011-07-13 13:44:13 -0700 | [diff] [blame] | 1419 | * |
Lorenzo Colitti | d1e0fae | 2013-07-31 23:23:21 +0900 | [diff] [blame] | 1420 | * @param target a LinkProperties with the new list of addresses |
| 1421 | * @return the differences between the addresses. |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 1422 | * @hide |
Wink Saville | e822225 | 2011-07-13 13:44:13 -0700 | [diff] [blame] | 1423 | */ |
Robert Greenwalt | 0a46db5 | 2011-07-14 14:28:05 -0700 | [diff] [blame] | 1424 | public CompareResult<LinkAddress> compareAddresses(LinkProperties target) { |
Wink Saville | e822225 | 2011-07-13 13:44:13 -0700 | [diff] [blame] | 1425 | /* |
| 1426 | * Duplicate the LinkAddresses into removed, we will be removing |
| 1427 | * address which are common between mLinkAddresses and target |
| 1428 | * leaving the addresses that are different. And address which |
| 1429 | * are in target but not in mLinkAddresses are placed in the |
| 1430 | * addedAddresses. |
| 1431 | */ |
Rubin Xu | 2fc72f7 | 2017-08-22 16:35:52 +0100 | [diff] [blame] | 1432 | return new CompareResult<>(mLinkAddresses, |
| 1433 | target != null ? target.getLinkAddresses() : null); |
John Wang | 4e90009 | 2011-04-04 12:35:42 -0700 | [diff] [blame] | 1434 | } |
| 1435 | |
Robert Greenwalt | 0a46db5 | 2011-07-14 14:28:05 -0700 | [diff] [blame] | 1436 | /** |
Lorenzo Colitti | d1e0fae | 2013-07-31 23:23:21 +0900 | [diff] [blame] | 1437 | * Compares the DNS addresses in this LinkProperties with another |
| 1438 | * LinkProperties, examining only DNS addresses on the base link. |
Robert Greenwalt | 0a46db5 | 2011-07-14 14:28:05 -0700 | [diff] [blame] | 1439 | * |
Lorenzo Colitti | d1e0fae | 2013-07-31 23:23:21 +0900 | [diff] [blame] | 1440 | * @param target a LinkProperties with the new list of dns addresses |
| 1441 | * @return the differences between the DNS addresses. |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 1442 | * @hide |
Robert Greenwalt | 0a46db5 | 2011-07-14 14:28:05 -0700 | [diff] [blame] | 1443 | */ |
| 1444 | public CompareResult<InetAddress> compareDnses(LinkProperties target) { |
| 1445 | /* |
| 1446 | * Duplicate the InetAddresses into removed, we will be removing |
| 1447 | * dns address which are common between mDnses and target |
| 1448 | * leaving the addresses that are different. And dns address which |
| 1449 | * are in target but not in mDnses are placed in the |
| 1450 | * addedAddresses. |
| 1451 | */ |
Rubin Xu | 2fc72f7 | 2017-08-22 16:35:52 +0100 | [diff] [blame] | 1452 | return new CompareResult<>(mDnses, target != null ? target.getDnsServers() : null); |
Robert Greenwalt | 0a46db5 | 2011-07-14 14:28:05 -0700 | [diff] [blame] | 1453 | } |
| 1454 | |
| 1455 | /** |
Chalard Jean | 03dbf6b | 2018-04-11 16:36:41 +0900 | [diff] [blame] | 1456 | * Compares the validated private DNS addresses in this LinkProperties with another |
| 1457 | * LinkProperties. |
| 1458 | * |
| 1459 | * @param target a LinkProperties with the new list of validated private dns addresses |
| 1460 | * @return the differences between the DNS addresses. |
| 1461 | * @hide |
| 1462 | */ |
| 1463 | public CompareResult<InetAddress> compareValidatedPrivateDnses(LinkProperties target) { |
| 1464 | return new CompareResult<>(mValidatedPrivateDnses, |
| 1465 | target != null ? target.getValidatedPrivateDnsServers() : null); |
| 1466 | } |
| 1467 | |
| 1468 | /** |
Lorenzo Colitti | d1e0fae | 2013-07-31 23:23:21 +0900 | [diff] [blame] | 1469 | * Compares all routes in this LinkProperties with another LinkProperties, |
| 1470 | * examining both the the base link and all stacked links. |
Robert Greenwalt | 0a46db5 | 2011-07-14 14:28:05 -0700 | [diff] [blame] | 1471 | * |
Lorenzo Colitti | d1e0fae | 2013-07-31 23:23:21 +0900 | [diff] [blame] | 1472 | * @param target a LinkProperties with the new list of routes |
| 1473 | * @return the differences between the routes. |
Robert Greenwalt | 4f05d55 | 2014-05-18 22:01:38 -0700 | [diff] [blame] | 1474 | * @hide |
Robert Greenwalt | 0a46db5 | 2011-07-14 14:28:05 -0700 | [diff] [blame] | 1475 | */ |
Lorenzo Colitti | d1e0fae | 2013-07-31 23:23:21 +0900 | [diff] [blame] | 1476 | public CompareResult<RouteInfo> compareAllRoutes(LinkProperties target) { |
Robert Greenwalt | 0a46db5 | 2011-07-14 14:28:05 -0700 | [diff] [blame] | 1477 | /* |
| 1478 | * Duplicate the RouteInfos into removed, we will be removing |
Lorenzo Colitti | 1994bc1 | 2013-03-08 19:11:40 -0800 | [diff] [blame] | 1479 | * routes which are common between mRoutes and target |
Robert Greenwalt | 0a46db5 | 2011-07-14 14:28:05 -0700 | [diff] [blame] | 1480 | * leaving the routes that are different. And route address which |
| 1481 | * are in target but not in mRoutes are placed in added. |
| 1482 | */ |
Rubin Xu | 2fc72f7 | 2017-08-22 16:35:52 +0100 | [diff] [blame] | 1483 | return new CompareResult<>(getAllRoutes(), target != null ? target.getAllRoutes() : null); |
Robert Greenwalt | 0a46db5 | 2011-07-14 14:28:05 -0700 | [diff] [blame] | 1484 | } |
| 1485 | |
Paul Jensen | 992f252 | 2014-04-28 10:33:11 -0400 | [diff] [blame] | 1486 | /** |
| 1487 | * Compares all interface names in this LinkProperties with another |
| 1488 | * LinkProperties, examining both the the base link and all stacked links. |
| 1489 | * |
| 1490 | * @param target a LinkProperties with the new list of interface names |
| 1491 | * @return the differences between the interface names. |
| 1492 | * @hide |
| 1493 | */ |
| 1494 | public CompareResult<String> compareAllInterfaceNames(LinkProperties target) { |
| 1495 | /* |
| 1496 | * Duplicate the interface names into removed, we will be removing |
| 1497 | * interface names which are common between this and target |
| 1498 | * leaving the interface names that are different. And interface names which |
| 1499 | * are in target but not in this are placed in added. |
| 1500 | */ |
Rubin Xu | 2fc72f7 | 2017-08-22 16:35:52 +0100 | [diff] [blame] | 1501 | return new CompareResult<>(getAllInterfaceNames(), |
| 1502 | target != null ? target.getAllInterfaceNames() : null); |
Paul Jensen | 992f252 | 2014-04-28 10:33:11 -0400 | [diff] [blame] | 1503 | } |
| 1504 | |
Robert Greenwalt | 0a46db5 | 2011-07-14 14:28:05 -0700 | [diff] [blame] | 1505 | |
John Wang | 4e90009 | 2011-04-04 12:35:42 -0700 | [diff] [blame] | 1506 | /** |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 1507 | * Generate hashcode based on significant fields |
| 1508 | * |
John Wang | 4e90009 | 2011-04-04 12:35:42 -0700 | [diff] [blame] | 1509 | * Equal objects must produce the same hash code, while unequal objects |
| 1510 | * may have the same hash codes. |
| 1511 | */ |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 1512 | @Override |
John Wang | 4e90009 | 2011-04-04 12:35:42 -0700 | [diff] [blame] | 1513 | public int hashCode() { |
| 1514 | return ((null == mIfaceName) ? 0 : mIfaceName.hashCode() |
| 1515 | + mLinkAddresses.size() * 31 |
| 1516 | + mDnses.size() * 37 |
Chalard Jean | 03dbf6b | 2018-04-11 16:36:41 +0900 | [diff] [blame] | 1517 | + mValidatedPrivateDnses.size() * 61 |
Robert Greenwalt | 8058f62 | 2012-11-09 10:52:27 -0800 | [diff] [blame] | 1518 | + ((null == mDomains) ? 0 : mDomains.hashCode()) |
Robert Greenwalt | aa70f10 | 2011-04-28 14:28:50 -0700 | [diff] [blame] | 1519 | + mRoutes.size() * 41 |
Lorenzo Colitti | 419a4ce | 2013-03-07 10:59:25 -0800 | [diff] [blame] | 1520 | + ((null == mHttpProxy) ? 0 : mHttpProxy.hashCode()) |
sy.yun | 9d9b74a | 2013-09-02 05:24:09 +0900 | [diff] [blame] | 1521 | + mStackedLinks.hashCode() * 47) |
Robert Greenwalt | 3f05bf4 | 2014-08-06 12:00:25 -0700 | [diff] [blame] | 1522 | + mMtu * 51 |
dalyk | d920134 | 2018-01-17 14:20:55 -0500 | [diff] [blame] | 1523 | + ((null == mTcpBufferSizes) ? 0 : mTcpBufferSizes.hashCode()) |
| 1524 | + (mUsePrivateDns ? 57 : 0) |
Hongshik | fa42501 | 2018-06-28 20:42:19 +0900 | [diff] [blame] | 1525 | + mPcscfs.size() * 67 |
Lorenzo Colitti | 59b3447 | 2019-01-08 09:58:59 +0900 | [diff] [blame] | 1526 | + ((null == mPrivateDnsServerName) ? 0 : mPrivateDnsServerName.hashCode()) |
| 1527 | + Objects.hash(mNat64Prefix); |
John Wang | 4e90009 | 2011-04-04 12:35:42 -0700 | [diff] [blame] | 1528 | } |
| 1529 | |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1530 | /** |
| 1531 | * Implement the Parcelable interface. |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1532 | */ |
Robert Greenwalt | 37e65eb | 2010-08-30 10:56:47 -0700 | [diff] [blame] | 1533 | public void writeToParcel(Parcel dest, int flags) { |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1534 | dest.writeString(getInterfaceName()); |
Irfan Sheriff | ed5d7d1 | 2010-10-01 16:08:28 -0700 | [diff] [blame] | 1535 | dest.writeInt(mLinkAddresses.size()); |
Chalard Jean | 03dbf6b | 2018-04-11 16:36:41 +0900 | [diff] [blame] | 1536 | for (LinkAddress linkAddress : mLinkAddresses) { |
Irfan Sheriff | ed5d7d1 | 2010-10-01 16:08:28 -0700 | [diff] [blame] | 1537 | dest.writeParcelable(linkAddress, flags); |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1538 | } |
Irfan Sheriff | ed5d7d1 | 2010-10-01 16:08:28 -0700 | [diff] [blame] | 1539 | |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1540 | dest.writeInt(mDnses.size()); |
Chalard Jean | 03dbf6b | 2018-04-11 16:36:41 +0900 | [diff] [blame] | 1541 | for (InetAddress d : mDnses) { |
| 1542 | dest.writeByteArray(d.getAddress()); |
| 1543 | } |
| 1544 | dest.writeInt(mValidatedPrivateDnses.size()); |
| 1545 | for (InetAddress d : mValidatedPrivateDnses) { |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1546 | dest.writeByteArray(d.getAddress()); |
| 1547 | } |
dalyk | d920134 | 2018-01-17 14:20:55 -0500 | [diff] [blame] | 1548 | dest.writeBoolean(mUsePrivateDns); |
| 1549 | dest.writeString(mPrivateDnsServerName); |
Hongshik | fa42501 | 2018-06-28 20:42:19 +0900 | [diff] [blame] | 1550 | dest.writeInt(mPcscfs.size()); |
| 1551 | for (InetAddress d : mPcscfs) { |
| 1552 | dest.writeByteArray(d.getAddress()); |
| 1553 | } |
Robert Greenwalt | 8058f62 | 2012-11-09 10:52:27 -0800 | [diff] [blame] | 1554 | dest.writeString(mDomains); |
sy.yun | 9d9b74a | 2013-09-02 05:24:09 +0900 | [diff] [blame] | 1555 | dest.writeInt(mMtu); |
Robert Greenwalt | 3f05bf4 | 2014-08-06 12:00:25 -0700 | [diff] [blame] | 1556 | dest.writeString(mTcpBufferSizes); |
Robert Greenwalt | aa70f10 | 2011-04-28 14:28:50 -0700 | [diff] [blame] | 1557 | dest.writeInt(mRoutes.size()); |
Chalard Jean | 03dbf6b | 2018-04-11 16:36:41 +0900 | [diff] [blame] | 1558 | for (RouteInfo route : mRoutes) { |
Robert Greenwalt | aa70f10 | 2011-04-28 14:28:50 -0700 | [diff] [blame] | 1559 | dest.writeParcelable(route, flags); |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1560 | } |
Robert Greenwalt | 992564e | 2011-02-09 13:56:06 -0800 | [diff] [blame] | 1561 | |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1562 | if (mHttpProxy != null) { |
| 1563 | dest.writeByte((byte)1); |
| 1564 | dest.writeParcelable(mHttpProxy, flags); |
| 1565 | } else { |
| 1566 | dest.writeByte((byte)0); |
| 1567 | } |
Lorenzo Colitti | 59b3447 | 2019-01-08 09:58:59 +0900 | [diff] [blame] | 1568 | dest.writeParcelable(mNat64Prefix, 0); |
| 1569 | |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 1570 | ArrayList<LinkProperties> stackedLinks = new ArrayList<>(mStackedLinks.values()); |
Lorenzo Colitti | 419a4ce | 2013-03-07 10:59:25 -0800 | [diff] [blame] | 1571 | dest.writeList(stackedLinks); |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1572 | } |
| 1573 | |
| 1574 | /** |
| 1575 | * Implement the Parcelable interface. |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1576 | */ |
Jeff Sharkey | 9e8f83d | 2019-02-28 12:06:45 -0700 | [diff] [blame] | 1577 | public static final @android.annotation.NonNull Creator<LinkProperties> CREATOR = |
Robert Greenwalt | 37e65eb | 2010-08-30 10:56:47 -0700 | [diff] [blame] | 1578 | new Creator<LinkProperties>() { |
| 1579 | public LinkProperties createFromParcel(Parcel in) { |
| 1580 | LinkProperties netProp = new LinkProperties(); |
Robert Greenwalt | 4717c26 | 2012-10-31 14:32:53 -0700 | [diff] [blame] | 1581 | |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1582 | String iface = in.readString(); |
| 1583 | if (iface != null) { |
Robert Greenwalt | 4717c26 | 2012-10-31 14:32:53 -0700 | [diff] [blame] | 1584 | netProp.setInterfaceName(iface); |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1585 | } |
| 1586 | int addressCount = in.readInt(); |
Chalard Jean | 03dbf6b | 2018-04-11 16:36:41 +0900 | [diff] [blame] | 1587 | for (int i = 0; i < addressCount; i++) { |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 1588 | netProp.addLinkAddress(in.readParcelable(null)); |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1589 | } |
| 1590 | addressCount = in.readInt(); |
Chalard Jean | 03dbf6b | 2018-04-11 16:36:41 +0900 | [diff] [blame] | 1591 | for (int i = 0; i < addressCount; i++) { |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1592 | try { |
Robert Greenwalt | df2b878 | 2014-06-06 10:30:11 -0700 | [diff] [blame] | 1593 | netProp.addDnsServer(InetAddress.getByAddress(in.createByteArray())); |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1594 | } catch (UnknownHostException e) { } |
| 1595 | } |
Chalard Jean | 03dbf6b | 2018-04-11 16:36:41 +0900 | [diff] [blame] | 1596 | addressCount = in.readInt(); |
| 1597 | for (int i = 0; i < addressCount; i++) { |
| 1598 | try { |
| 1599 | netProp.addValidatedPrivateDnsServer( |
| 1600 | InetAddress.getByAddress(in.createByteArray())); |
| 1601 | } catch (UnknownHostException e) { } |
| 1602 | } |
dalyk | d920134 | 2018-01-17 14:20:55 -0500 | [diff] [blame] | 1603 | netProp.setUsePrivateDns(in.readBoolean()); |
| 1604 | netProp.setPrivateDnsServerName(in.readString()); |
Hongshik | fa42501 | 2018-06-28 20:42:19 +0900 | [diff] [blame] | 1605 | addressCount = in.readInt(); |
| 1606 | for (int i = 0; i < addressCount; i++) { |
| 1607 | try { |
| 1608 | netProp.addPcscfServer(InetAddress.getByAddress(in.createByteArray())); |
| 1609 | } catch (UnknownHostException e) { } |
| 1610 | } |
Robert Greenwalt | 8058f62 | 2012-11-09 10:52:27 -0800 | [diff] [blame] | 1611 | netProp.setDomains(in.readString()); |
sy.yun | 9d9b74a | 2013-09-02 05:24:09 +0900 | [diff] [blame] | 1612 | netProp.setMtu(in.readInt()); |
Robert Greenwalt | 3f05bf4 | 2014-08-06 12:00:25 -0700 | [diff] [blame] | 1613 | netProp.setTcpBufferSizes(in.readString()); |
Robert Greenwalt | 992564e | 2011-02-09 13:56:06 -0800 | [diff] [blame] | 1614 | addressCount = in.readInt(); |
Chalard Jean | 03dbf6b | 2018-04-11 16:36:41 +0900 | [diff] [blame] | 1615 | for (int i = 0; i < addressCount; i++) { |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 1616 | netProp.addRoute(in.readParcelable(null)); |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1617 | } |
| 1618 | if (in.readByte() == 1) { |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 1619 | netProp.setHttpProxy(in.readParcelable(null)); |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1620 | } |
Lorenzo Colitti | 59b3447 | 2019-01-08 09:58:59 +0900 | [diff] [blame] | 1621 | netProp.setNat64Prefix(in.readParcelable(null)); |
Lorenzo Colitti | 419a4ce | 2013-03-07 10:59:25 -0800 | [diff] [blame] | 1622 | ArrayList<LinkProperties> stackedLinks = new ArrayList<LinkProperties>(); |
| 1623 | in.readList(stackedLinks, LinkProperties.class.getClassLoader()); |
| 1624 | for (LinkProperties stackedLink: stackedLinks) { |
| 1625 | netProp.addStackedLink(stackedLink); |
| 1626 | } |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1627 | return netProp; |
| 1628 | } |
| 1629 | |
Robert Greenwalt | 37e65eb | 2010-08-30 10:56:47 -0700 | [diff] [blame] | 1630 | public LinkProperties[] newArray(int size) { |
| 1631 | return new LinkProperties[size]; |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1632 | } |
| 1633 | }; |
w19976 | 15afd81 | 2014-08-05 15:18:11 -0700 | [diff] [blame] | 1634 | |
Chalard Jean | 03dbf6b | 2018-04-11 16:36:41 +0900 | [diff] [blame] | 1635 | /** |
| 1636 | * Check the valid MTU range based on IPv4 or IPv6. |
| 1637 | * @hide |
| 1638 | */ |
| 1639 | public static boolean isValidMtu(int mtu, boolean ipv6) { |
| 1640 | if (ipv6) { |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 1641 | return mtu >= MIN_MTU_V6 && mtu <= MAX_MTU; |
Chalard Jean | 03dbf6b | 2018-04-11 16:36:41 +0900 | [diff] [blame] | 1642 | } else { |
Chalard Jean | b8cfa1d | 2018-06-07 13:27:00 +0900 | [diff] [blame] | 1643 | return mtu >= MIN_MTU && mtu <= MAX_MTU; |
w19976 | 15afd81 | 2014-08-05 15:18:11 -0700 | [diff] [blame] | 1644 | } |
Chalard Jean | 03dbf6b | 2018-04-11 16:36:41 +0900 | [diff] [blame] | 1645 | } |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1646 | } |