Erik Kline | 5a7c8a0 | 2017-04-30 19:36:15 +0900 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2017 The Android Open Source Project |
| 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 com.android.server.connectivity.tethering; |
| 18 | |
Erik Kline | 1185459 | 2017-06-15 18:06:34 +0900 | [diff] [blame] | 19 | import static com.android.internal.util.BitUtils.uint16; |
| 20 | |
Erik Kline | 5a7c8a0 | 2017-04-30 19:36:15 +0900 | [diff] [blame] | 21 | import android.hardware.tetheroffload.control.V1_0.IOffloadControl; |
Erik Kline | f4b6e34 | 2017-04-25 19:19:59 +0900 | [diff] [blame] | 22 | import android.hardware.tetheroffload.control.V1_0.ITetheringOffloadCallback; |
| 23 | import android.hardware.tetheroffload.control.V1_0.NatTimeoutUpdate; |
Erik Kline | 7a65bc6 | 2017-06-19 11:33:59 +0900 | [diff] [blame] | 24 | import android.hardware.tetheroffload.control.V1_0.NetworkProtocol; |
Erik Kline | a088500 | 2017-07-12 00:15:26 +0900 | [diff] [blame] | 25 | import android.hardware.tetheroffload.control.V1_0.OffloadCallbackEvent; |
markchien | 77c17be6 | 2019-09-25 14:33:39 +0800 | [diff] [blame] | 26 | import android.net.util.SharedLog; |
Erik Kline | f4b6e34 | 2017-04-25 19:19:59 +0900 | [diff] [blame] | 27 | import android.os.Handler; |
Erik Kline | 5a7c8a0 | 2017-04-30 19:36:15 +0900 | [diff] [blame] | 28 | import android.os.RemoteException; |
Erik Kline | 7a65bc6 | 2017-06-19 11:33:59 +0900 | [diff] [blame] | 29 | import android.system.OsConstants; |
Erik Kline | 5a7c8a0 | 2017-04-30 19:36:15 +0900 | [diff] [blame] | 30 | |
Erik Kline | 7990aef | 2017-06-01 20:11:25 +0900 | [diff] [blame] | 31 | import java.util.ArrayList; |
| 32 | |
Erik Kline | 5a7c8a0 | 2017-04-30 19:36:15 +0900 | [diff] [blame] | 33 | |
| 34 | /** |
| 35 | * Capture tethering dependencies, for injection. |
| 36 | * |
| 37 | * @hide |
| 38 | */ |
| 39 | public class OffloadHardwareInterface { |
| 40 | private static final String TAG = OffloadHardwareInterface.class.getSimpleName(); |
Erik Kline | 9a5b02a | 2017-07-12 15:46:54 +0900 | [diff] [blame] | 41 | private static final String YIELDS = " -> "; |
Erik Kline | c87cd41 | 2017-07-07 17:38:30 +0900 | [diff] [blame] | 42 | // Change this value to control whether tether offload is enabled or |
| 43 | // disabled by default in the absence of an explicit Settings value. |
| 44 | // See accompanying unittest to distinguish 0 from non-0 values. |
Erik Kline | 0d7f785 | 2017-08-14 07:12:16 +0000 | [diff] [blame] | 45 | private static final int DEFAULT_TETHER_OFFLOAD_DISABLED = 0; |
Erik Kline | 1185459 | 2017-06-15 18:06:34 +0900 | [diff] [blame] | 46 | private static final String NO_INTERFACE_NAME = ""; |
| 47 | private static final String NO_IPV4_ADDRESS = ""; |
| 48 | private static final String NO_IPV4_GATEWAY = ""; |
Erik Kline | 5a7c8a0 | 2017-04-30 19:36:15 +0900 | [diff] [blame] | 49 | |
| 50 | private static native boolean configOffload(); |
| 51 | |
Erik Kline | f4b6e34 | 2017-04-25 19:19:59 +0900 | [diff] [blame] | 52 | private final Handler mHandler; |
| 53 | private final SharedLog mLog; |
Erik Kline | 5a7c8a0 | 2017-04-30 19:36:15 +0900 | [diff] [blame] | 54 | private IOffloadControl mOffloadControl; |
Erik Kline | f4b6e34 | 2017-04-25 19:19:59 +0900 | [diff] [blame] | 55 | private TetheringOffloadCallback mTetheringOffloadCallback; |
| 56 | private ControlCallback mControlCallback; |
Erik Kline | 5a7c8a0 | 2017-04-30 19:36:15 +0900 | [diff] [blame] | 57 | |
markchien | 77c17be6 | 2019-09-25 14:33:39 +0800 | [diff] [blame] | 58 | /** The callback to notify status of offload management process. */ |
Erik Kline | f4b6e34 | 2017-04-25 19:19:59 +0900 | [diff] [blame] | 59 | public static class ControlCallback { |
markchien | 77c17be6 | 2019-09-25 14:33:39 +0800 | [diff] [blame] | 60 | /** Offload started. */ |
Erik Kline | a088500 | 2017-07-12 00:15:26 +0900 | [diff] [blame] | 61 | public void onStarted() {} |
markchien | 77c17be6 | 2019-09-25 14:33:39 +0800 | [diff] [blame] | 62 | /** |
| 63 | * Offload stopped because an error has occurred in lower layer. |
| 64 | */ |
Erik Kline | a088500 | 2017-07-12 00:15:26 +0900 | [diff] [blame] | 65 | public void onStoppedError() {} |
markchien | 77c17be6 | 2019-09-25 14:33:39 +0800 | [diff] [blame] | 66 | /** |
| 67 | * Offload stopped because the device has moved to a bearer on which hardware offload is |
| 68 | * not supported. Subsequent calls to setUpstreamParameters and add/removeDownstream will |
| 69 | * likely fail and cannot be presumed to be saved inside of the hardware management process. |
| 70 | * Upon receiving #onSupportAvailable(), the caller should reprogram the hardware to begin |
| 71 | * offload again. |
| 72 | */ |
Erik Kline | a088500 | 2017-07-12 00:15:26 +0900 | [diff] [blame] | 73 | public void onStoppedUnsupported() {} |
markchien | 77c17be6 | 2019-09-25 14:33:39 +0800 | [diff] [blame] | 74 | /** Indicate that offload is able to proivde support for this time. */ |
Erik Kline | a088500 | 2017-07-12 00:15:26 +0900 | [diff] [blame] | 75 | public void onSupportAvailable() {} |
markchien | 77c17be6 | 2019-09-25 14:33:39 +0800 | [diff] [blame] | 76 | /** Offload stopped because of usage limit reached. */ |
Erik Kline | a088500 | 2017-07-12 00:15:26 +0900 | [diff] [blame] | 77 | public void onStoppedLimitReached() {} |
Erik Kline | f4b6e34 | 2017-04-25 19:19:59 +0900 | [diff] [blame] | 78 | |
markchien | 77c17be6 | 2019-09-25 14:33:39 +0800 | [diff] [blame] | 79 | /** Indicate to update NAT timeout. */ |
Erik Kline | f4b6e34 | 2017-04-25 19:19:59 +0900 | [diff] [blame] | 80 | public void onNatTimeoutUpdate(int proto, |
| 81 | String srcAddr, int srcPort, |
| 82 | String dstAddr, int dstPort) {} |
| 83 | } |
| 84 | |
markchien | 77c17be6 | 2019-09-25 14:33:39 +0800 | [diff] [blame] | 85 | /** The object which records Tx/Rx forwarded bytes. */ |
Erik Kline | 9a5b02a | 2017-07-12 15:46:54 +0900 | [diff] [blame] | 86 | public static class ForwardedStats { |
| 87 | public long rxBytes; |
| 88 | public long txBytes; |
| 89 | |
| 90 | public ForwardedStats() { |
| 91 | rxBytes = 0; |
| 92 | txBytes = 0; |
| 93 | } |
| 94 | |
markchien | 77c17be6 | 2019-09-25 14:33:39 +0800 | [diff] [blame] | 95 | /** Add Tx/Rx bytes. */ |
Erik Kline | 9a5b02a | 2017-07-12 15:46:54 +0900 | [diff] [blame] | 96 | public void add(ForwardedStats other) { |
| 97 | rxBytes += other.rxBytes; |
| 98 | txBytes += other.txBytes; |
| 99 | } |
| 100 | |
markchien | 77c17be6 | 2019-09-25 14:33:39 +0800 | [diff] [blame] | 101 | /** Returns the string representation of this object. */ |
Erik Kline | 9a5b02a | 2017-07-12 15:46:54 +0900 | [diff] [blame] | 102 | public String toString() { |
| 103 | return String.format("rx:%s tx:%s", rxBytes, txBytes); |
| 104 | } |
| 105 | } |
| 106 | |
Erik Kline | f4b6e34 | 2017-04-25 19:19:59 +0900 | [diff] [blame] | 107 | public OffloadHardwareInterface(Handler h, SharedLog log) { |
| 108 | mHandler = h; |
| 109 | mLog = log.forSubComponent(TAG); |
| 110 | } |
Erik Kline | 5a7c8a0 | 2017-04-30 19:36:15 +0900 | [diff] [blame] | 111 | |
markchien | 77c17be6 | 2019-09-25 14:33:39 +0800 | [diff] [blame] | 112 | /** Get default value indicating whether offload is supported. */ |
Erik Kline | c87cd41 | 2017-07-07 17:38:30 +0900 | [diff] [blame] | 113 | public int getDefaultTetherOffloadDisabled() { |
| 114 | return DEFAULT_TETHER_OFFLOAD_DISABLED; |
| 115 | } |
| 116 | |
markchien | 77c17be6 | 2019-09-25 14:33:39 +0800 | [diff] [blame] | 117 | /** Configure offload management process. */ |
Erik Kline | 5a7c8a0 | 2017-04-30 19:36:15 +0900 | [diff] [blame] | 118 | public boolean initOffloadConfig() { |
| 119 | return configOffload(); |
| 120 | } |
| 121 | |
markchien | 77c17be6 | 2019-09-25 14:33:39 +0800 | [diff] [blame] | 122 | /** Initialize the tethering offload HAL. */ |
Erik Kline | f4b6e34 | 2017-04-25 19:19:59 +0900 | [diff] [blame] | 123 | public boolean initOffloadControl(ControlCallback controlCb) { |
| 124 | mControlCallback = controlCb; |
| 125 | |
Erik Kline | 5a7c8a0 | 2017-04-30 19:36:15 +0900 | [diff] [blame] | 126 | if (mOffloadControl == null) { |
| 127 | try { |
| 128 | mOffloadControl = IOffloadControl.getService(); |
| 129 | } catch (RemoteException e) { |
Erik Kline | f4b6e34 | 2017-04-25 19:19:59 +0900 | [diff] [blame] | 130 | mLog.e("tethering offload control not supported: " + e); |
Erik Kline | 5a7c8a0 | 2017-04-30 19:36:15 +0900 | [diff] [blame] | 131 | return false; |
| 132 | } |
Erik Kline | 87b3bfd | 2017-09-11 16:33:27 +0900 | [diff] [blame] | 133 | if (mOffloadControl == null) { |
| 134 | mLog.e("tethering IOffloadControl.getService() returned null"); |
| 135 | return false; |
| 136 | } |
Erik Kline | 5a7c8a0 | 2017-04-30 19:36:15 +0900 | [diff] [blame] | 137 | } |
| 138 | |
Erik Kline | 248e736 | 2017-07-04 13:39:48 +0900 | [diff] [blame] | 139 | final String logmsg = String.format("initOffloadControl(%s)", |
| 140 | (controlCb == null) ? "null" |
| 141 | : "0x" + Integer.toHexString(System.identityHashCode(controlCb))); |
| 142 | |
Erik Kline | a088500 | 2017-07-12 00:15:26 +0900 | [diff] [blame] | 143 | mTetheringOffloadCallback = new TetheringOffloadCallback(mHandler, mControlCallback, mLog); |
Erik Kline | f4b6e34 | 2017-04-25 19:19:59 +0900 | [diff] [blame] | 144 | final CbResults results = new CbResults(); |
| 145 | try { |
| 146 | mOffloadControl.initOffload( |
| 147 | mTetheringOffloadCallback, |
| 148 | (boolean success, String errMsg) -> { |
markchien | 77c17be6 | 2019-09-25 14:33:39 +0800 | [diff] [blame] | 149 | results.mSuccess = success; |
| 150 | results.mErrMsg = errMsg; |
Erik Kline | f4b6e34 | 2017-04-25 19:19:59 +0900 | [diff] [blame] | 151 | }); |
| 152 | } catch (RemoteException e) { |
Erik Kline | 248e736 | 2017-07-04 13:39:48 +0900 | [diff] [blame] | 153 | record(logmsg, e); |
Erik Kline | f4b6e34 | 2017-04-25 19:19:59 +0900 | [diff] [blame] | 154 | return false; |
| 155 | } |
Erik Kline | 5a7c8a0 | 2017-04-30 19:36:15 +0900 | [diff] [blame] | 156 | |
Erik Kline | 248e736 | 2017-07-04 13:39:48 +0900 | [diff] [blame] | 157 | record(logmsg, results); |
markchien | 77c17be6 | 2019-09-25 14:33:39 +0800 | [diff] [blame] | 158 | return results.mSuccess; |
Erik Kline | 5a7c8a0 | 2017-04-30 19:36:15 +0900 | [diff] [blame] | 159 | } |
| 160 | |
markchien | 77c17be6 | 2019-09-25 14:33:39 +0800 | [diff] [blame] | 161 | /** Stop IOffloadControl. */ |
Erik Kline | 5a7c8a0 | 2017-04-30 19:36:15 +0900 | [diff] [blame] | 162 | public void stopOffloadControl() { |
Erik Kline | f4b6e34 | 2017-04-25 19:19:59 +0900 | [diff] [blame] | 163 | if (mOffloadControl != null) { |
| 164 | try { |
| 165 | mOffloadControl.stopOffload( |
| 166 | (boolean success, String errMsg) -> { |
| 167 | if (!success) mLog.e("stopOffload failed: " + errMsg); |
| 168 | }); |
| 169 | } catch (RemoteException e) { |
| 170 | mLog.e("failed to stopOffload: " + e); |
| 171 | } |
Erik Kline | 5a7c8a0 | 2017-04-30 19:36:15 +0900 | [diff] [blame] | 172 | } |
| 173 | mOffloadControl = null; |
Erik Kline | f4b6e34 | 2017-04-25 19:19:59 +0900 | [diff] [blame] | 174 | mTetheringOffloadCallback = null; |
| 175 | mControlCallback = null; |
Erik Kline | 248e736 | 2017-07-04 13:39:48 +0900 | [diff] [blame] | 176 | mLog.log("stopOffloadControl()"); |
Erik Kline | f4b6e34 | 2017-04-25 19:19:59 +0900 | [diff] [blame] | 177 | } |
| 178 | |
markchien | 77c17be6 | 2019-09-25 14:33:39 +0800 | [diff] [blame] | 179 | /** Get Tx/Rx usage from last query. */ |
Erik Kline | 9a5b02a | 2017-07-12 15:46:54 +0900 | [diff] [blame] | 180 | public ForwardedStats getForwardedStats(String upstream) { |
| 181 | final String logmsg = String.format("getForwardedStats(%s)", upstream); |
| 182 | |
| 183 | final ForwardedStats stats = new ForwardedStats(); |
| 184 | try { |
| 185 | mOffloadControl.getForwardedStats( |
| 186 | upstream, |
| 187 | (long rxBytes, long txBytes) -> { |
| 188 | stats.rxBytes = (rxBytes > 0) ? rxBytes : 0; |
| 189 | stats.txBytes = (txBytes > 0) ? txBytes : 0; |
| 190 | }); |
| 191 | } catch (RemoteException e) { |
| 192 | record(logmsg, e); |
| 193 | return stats; |
| 194 | } |
| 195 | |
| 196 | mLog.log(logmsg + YIELDS + stats); |
| 197 | return stats; |
| 198 | } |
| 199 | |
markchien | 77c17be6 | 2019-09-25 14:33:39 +0800 | [diff] [blame] | 200 | /** Set local prefixes to offload management process. */ |
Erik Kline | 32179ff | 2017-07-04 18:28:11 +0900 | [diff] [blame] | 201 | public boolean setLocalPrefixes(ArrayList<String> localPrefixes) { |
| 202 | final String logmsg = String.format("setLocalPrefixes([%s])", |
| 203 | String.join(",", localPrefixes)); |
| 204 | |
| 205 | final CbResults results = new CbResults(); |
| 206 | try { |
| 207 | mOffloadControl.setLocalPrefixes(localPrefixes, |
| 208 | (boolean success, String errMsg) -> { |
markchien | 77c17be6 | 2019-09-25 14:33:39 +0800 | [diff] [blame] | 209 | results.mSuccess = success; |
| 210 | results.mErrMsg = errMsg; |
Erik Kline | 32179ff | 2017-07-04 18:28:11 +0900 | [diff] [blame] | 211 | }); |
| 212 | } catch (RemoteException e) { |
| 213 | record(logmsg, e); |
| 214 | return false; |
| 215 | } |
| 216 | |
| 217 | record(logmsg, results); |
markchien | 77c17be6 | 2019-09-25 14:33:39 +0800 | [diff] [blame] | 218 | return results.mSuccess; |
Erik Kline | 32179ff | 2017-07-04 18:28:11 +0900 | [diff] [blame] | 219 | } |
| 220 | |
markchien | 77c17be6 | 2019-09-25 14:33:39 +0800 | [diff] [blame] | 221 | /** Set data limit value to offload management process. */ |
Lorenzo Colitti | 62801ec | 2017-08-11 13:47:49 +0900 | [diff] [blame] | 222 | public boolean setDataLimit(String iface, long limit) { |
| 223 | |
| 224 | final String logmsg = String.format("setDataLimit(%s, %d)", iface, limit); |
| 225 | |
| 226 | final CbResults results = new CbResults(); |
| 227 | try { |
| 228 | mOffloadControl.setDataLimit( |
| 229 | iface, limit, |
| 230 | (boolean success, String errMsg) -> { |
markchien | 77c17be6 | 2019-09-25 14:33:39 +0800 | [diff] [blame] | 231 | results.mSuccess = success; |
| 232 | results.mErrMsg = errMsg; |
Lorenzo Colitti | 62801ec | 2017-08-11 13:47:49 +0900 | [diff] [blame] | 233 | }); |
| 234 | } catch (RemoteException e) { |
| 235 | record(logmsg, e); |
| 236 | return false; |
| 237 | } |
| 238 | |
| 239 | record(logmsg, results); |
markchien | 77c17be6 | 2019-09-25 14:33:39 +0800 | [diff] [blame] | 240 | return results.mSuccess; |
Lorenzo Colitti | 62801ec | 2017-08-11 13:47:49 +0900 | [diff] [blame] | 241 | } |
| 242 | |
markchien | 77c17be6 | 2019-09-25 14:33:39 +0800 | [diff] [blame] | 243 | /** Set upstream parameters to offload management process. */ |
Erik Kline | 7990aef | 2017-06-01 20:11:25 +0900 | [diff] [blame] | 244 | public boolean setUpstreamParameters( |
| 245 | String iface, String v4addr, String v4gateway, ArrayList<String> v6gws) { |
Erik Kline | 248e736 | 2017-07-04 13:39:48 +0900 | [diff] [blame] | 246 | iface = (iface != null) ? iface : NO_INTERFACE_NAME; |
| 247 | v4addr = (v4addr != null) ? v4addr : NO_IPV4_ADDRESS; |
| 248 | v4gateway = (v4gateway != null) ? v4gateway : NO_IPV4_GATEWAY; |
| 249 | v6gws = (v6gws != null) ? v6gws : new ArrayList<>(); |
| 250 | |
| 251 | final String logmsg = String.format("setUpstreamParameters(%s, %s, %s, [%s])", |
| 252 | iface, v4addr, v4gateway, String.join(",", v6gws)); |
Erik Kline | 1185459 | 2017-06-15 18:06:34 +0900 | [diff] [blame] | 253 | |
Erik Kline | 7990aef | 2017-06-01 20:11:25 +0900 | [diff] [blame] | 254 | final CbResults results = new CbResults(); |
| 255 | try { |
| 256 | mOffloadControl.setUpstreamParameters( |
| 257 | iface, v4addr, v4gateway, v6gws, |
| 258 | (boolean success, String errMsg) -> { |
markchien | 77c17be6 | 2019-09-25 14:33:39 +0800 | [diff] [blame] | 259 | results.mSuccess = success; |
| 260 | results.mErrMsg = errMsg; |
Erik Kline | 7990aef | 2017-06-01 20:11:25 +0900 | [diff] [blame] | 261 | }); |
| 262 | } catch (RemoteException e) { |
Erik Kline | 248e736 | 2017-07-04 13:39:48 +0900 | [diff] [blame] | 263 | record(logmsg, e); |
Erik Kline | 7990aef | 2017-06-01 20:11:25 +0900 | [diff] [blame] | 264 | return false; |
| 265 | } |
| 266 | |
Erik Kline | 248e736 | 2017-07-04 13:39:48 +0900 | [diff] [blame] | 267 | record(logmsg, results); |
markchien | 77c17be6 | 2019-09-25 14:33:39 +0800 | [diff] [blame] | 268 | return results.mSuccess; |
Erik Kline | 7990aef | 2017-06-01 20:11:25 +0900 | [diff] [blame] | 269 | } |
| 270 | |
markchien | 77c17be6 | 2019-09-25 14:33:39 +0800 | [diff] [blame] | 271 | /** Add downstream prefix to offload management process. */ |
Erik Kline | ed962a8 | 2017-07-06 19:49:35 +0900 | [diff] [blame] | 272 | public boolean addDownstreamPrefix(String ifname, String prefix) { |
| 273 | final String logmsg = String.format("addDownstreamPrefix(%s, %s)", ifname, prefix); |
| 274 | |
| 275 | final CbResults results = new CbResults(); |
| 276 | try { |
| 277 | mOffloadControl.addDownstream(ifname, prefix, |
| 278 | (boolean success, String errMsg) -> { |
markchien | 77c17be6 | 2019-09-25 14:33:39 +0800 | [diff] [blame] | 279 | results.mSuccess = success; |
| 280 | results.mErrMsg = errMsg; |
Erik Kline | ed962a8 | 2017-07-06 19:49:35 +0900 | [diff] [blame] | 281 | }); |
| 282 | } catch (RemoteException e) { |
| 283 | record(logmsg, e); |
| 284 | return false; |
| 285 | } |
| 286 | |
| 287 | record(logmsg, results); |
markchien | 77c17be6 | 2019-09-25 14:33:39 +0800 | [diff] [blame] | 288 | return results.mSuccess; |
Erik Kline | ed962a8 | 2017-07-06 19:49:35 +0900 | [diff] [blame] | 289 | } |
| 290 | |
markchien | 77c17be6 | 2019-09-25 14:33:39 +0800 | [diff] [blame] | 291 | /** Remove downstream prefix from offload management process. */ |
Erik Kline | ed962a8 | 2017-07-06 19:49:35 +0900 | [diff] [blame] | 292 | public boolean removeDownstreamPrefix(String ifname, String prefix) { |
| 293 | final String logmsg = String.format("removeDownstreamPrefix(%s, %s)", ifname, prefix); |
| 294 | |
| 295 | final CbResults results = new CbResults(); |
| 296 | try { |
| 297 | mOffloadControl.removeDownstream(ifname, prefix, |
| 298 | (boolean success, String errMsg) -> { |
markchien | 77c17be6 | 2019-09-25 14:33:39 +0800 | [diff] [blame] | 299 | results.mSuccess = success; |
| 300 | results.mErrMsg = errMsg; |
Erik Kline | ed962a8 | 2017-07-06 19:49:35 +0900 | [diff] [blame] | 301 | }); |
| 302 | } catch (RemoteException e) { |
| 303 | record(logmsg, e); |
| 304 | return false; |
| 305 | } |
| 306 | |
| 307 | record(logmsg, results); |
markchien | 77c17be6 | 2019-09-25 14:33:39 +0800 | [diff] [blame] | 308 | return results.mSuccess; |
Erik Kline | ed962a8 | 2017-07-06 19:49:35 +0900 | [diff] [blame] | 309 | } |
| 310 | |
Erik Kline | 248e736 | 2017-07-04 13:39:48 +0900 | [diff] [blame] | 311 | private void record(String msg, Throwable t) { |
Erik Kline | 9a5b02a | 2017-07-12 15:46:54 +0900 | [diff] [blame] | 312 | mLog.e(msg + YIELDS + "exception: " + t); |
Erik Kline | 248e736 | 2017-07-04 13:39:48 +0900 | [diff] [blame] | 313 | } |
| 314 | |
| 315 | private void record(String msg, CbResults results) { |
Erik Kline | 9a5b02a | 2017-07-12 15:46:54 +0900 | [diff] [blame] | 316 | final String logmsg = msg + YIELDS + results; |
markchien | 77c17be6 | 2019-09-25 14:33:39 +0800 | [diff] [blame] | 317 | if (!results.mSuccess) { |
Erik Kline | 248e736 | 2017-07-04 13:39:48 +0900 | [diff] [blame] | 318 | mLog.e(logmsg); |
| 319 | } else { |
| 320 | mLog.log(logmsg); |
| 321 | } |
| 322 | } |
| 323 | |
Erik Kline | f4b6e34 | 2017-04-25 19:19:59 +0900 | [diff] [blame] | 324 | private static class TetheringOffloadCallback extends ITetheringOffloadCallback.Stub { |
| 325 | public final Handler handler; |
| 326 | public final ControlCallback controlCb; |
Erik Kline | a088500 | 2017-07-12 00:15:26 +0900 | [diff] [blame] | 327 | public final SharedLog log; |
Erik Kline | f4b6e34 | 2017-04-25 19:19:59 +0900 | [diff] [blame] | 328 | |
markchien | 77c17be6 | 2019-09-25 14:33:39 +0800 | [diff] [blame] | 329 | TetheringOffloadCallback(Handler h, ControlCallback cb, SharedLog sharedLog) { |
Erik Kline | f4b6e34 | 2017-04-25 19:19:59 +0900 | [diff] [blame] | 330 | handler = h; |
| 331 | controlCb = cb; |
Erik Kline | a088500 | 2017-07-12 00:15:26 +0900 | [diff] [blame] | 332 | log = sharedLog; |
Erik Kline | f4b6e34 | 2017-04-25 19:19:59 +0900 | [diff] [blame] | 333 | } |
| 334 | |
| 335 | @Override |
| 336 | public void onEvent(int event) { |
Erik Kline | a088500 | 2017-07-12 00:15:26 +0900 | [diff] [blame] | 337 | handler.post(() -> { |
| 338 | switch (event) { |
| 339 | case OffloadCallbackEvent.OFFLOAD_STARTED: |
| 340 | controlCb.onStarted(); |
| 341 | break; |
| 342 | case OffloadCallbackEvent.OFFLOAD_STOPPED_ERROR: |
| 343 | controlCb.onStoppedError(); |
| 344 | break; |
| 345 | case OffloadCallbackEvent.OFFLOAD_STOPPED_UNSUPPORTED: |
| 346 | controlCb.onStoppedUnsupported(); |
| 347 | break; |
| 348 | case OffloadCallbackEvent.OFFLOAD_SUPPORT_AVAILABLE: |
| 349 | controlCb.onSupportAvailable(); |
| 350 | break; |
| 351 | case OffloadCallbackEvent.OFFLOAD_STOPPED_LIMIT_REACHED: |
| 352 | controlCb.onStoppedLimitReached(); |
| 353 | break; |
| 354 | default: |
| 355 | log.e("Unsupported OffloadCallbackEvent: " + event); |
| 356 | } |
| 357 | }); |
Erik Kline | f4b6e34 | 2017-04-25 19:19:59 +0900 | [diff] [blame] | 358 | } |
| 359 | |
| 360 | @Override |
| 361 | public void updateTimeout(NatTimeoutUpdate params) { |
| 362 | handler.post(() -> { |
markchien | 77c17be6 | 2019-09-25 14:33:39 +0800 | [diff] [blame] | 363 | controlCb.onNatTimeoutUpdate( |
Erik Kline | 7a65bc6 | 2017-06-19 11:33:59 +0900 | [diff] [blame] | 364 | networkProtocolToOsConstant(params.proto), |
Erik Kline | 1185459 | 2017-06-15 18:06:34 +0900 | [diff] [blame] | 365 | params.src.addr, uint16(params.src.port), |
| 366 | params.dst.addr, uint16(params.dst.port)); |
Erik Kline | f4b6e34 | 2017-04-25 19:19:59 +0900 | [diff] [blame] | 367 | }); |
| 368 | } |
| 369 | } |
| 370 | |
Erik Kline | 7a65bc6 | 2017-06-19 11:33:59 +0900 | [diff] [blame] | 371 | private static int networkProtocolToOsConstant(int proto) { |
| 372 | switch (proto) { |
| 373 | case NetworkProtocol.TCP: return OsConstants.IPPROTO_TCP; |
| 374 | case NetworkProtocol.UDP: return OsConstants.IPPROTO_UDP; |
| 375 | default: |
| 376 | // The caller checks this value and will log an error. Just make |
| 377 | // sure it won't collide with valid OsContants.IPPROTO_* values. |
| 378 | return -Math.abs(proto); |
| 379 | } |
| 380 | } |
| 381 | |
Erik Kline | f4b6e34 | 2017-04-25 19:19:59 +0900 | [diff] [blame] | 382 | private static class CbResults { |
markchien | 77c17be6 | 2019-09-25 14:33:39 +0800 | [diff] [blame] | 383 | boolean mSuccess; |
| 384 | String mErrMsg; |
Erik Kline | 248e736 | 2017-07-04 13:39:48 +0900 | [diff] [blame] | 385 | |
Erik Kline | 0f27eed | 2018-05-29 19:24:43 +0900 | [diff] [blame] | 386 | @Override |
Erik Kline | 248e736 | 2017-07-04 13:39:48 +0900 | [diff] [blame] | 387 | public String toString() { |
markchien | 77c17be6 | 2019-09-25 14:33:39 +0800 | [diff] [blame] | 388 | if (mSuccess) { |
Erik Kline | 248e736 | 2017-07-04 13:39:48 +0900 | [diff] [blame] | 389 | return "ok"; |
| 390 | } else { |
markchien | 77c17be6 | 2019-09-25 14:33:39 +0800 | [diff] [blame] | 391 | return "fail: " + mErrMsg; |
Erik Kline | 248e736 | 2017-07-04 13:39:48 +0900 | [diff] [blame] | 392 | } |
| 393 | } |
Erik Kline | 5a7c8a0 | 2017-04-30 19:36:15 +0900 | [diff] [blame] | 394 | } |
| 395 | } |