DcTrackerBase.java revision 80f67ef9e1603c8140a30d69c753e8d1813dc254
1/* 2 * Copyright (C) 2006 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 17package com.android.internal.telephony.dataconnection; 18 19import android.app.AlarmManager; 20import android.app.PendingIntent; 21import android.content.BroadcastReceiver; 22import android.content.ContentResolver; 23import android.content.Context; 24import android.content.Intent; 25import android.content.IntentFilter; 26import android.content.res.Resources; 27import android.content.SharedPreferences; 28import android.database.ContentObserver; 29import android.net.ConnectivityManager; 30import android.net.LinkProperties; 31import android.net.NetworkCapabilities; 32import android.net.NetworkInfo; 33import android.net.TrafficStats; 34import android.net.wifi.WifiManager; 35import android.os.AsyncResult; 36import android.os.Build; 37import android.os.Bundle; 38import android.os.Handler; 39import android.os.HandlerThread; 40import android.os.Message; 41import android.os.Messenger; 42import android.os.SystemClock; 43import android.os.SystemProperties; 44import android.preference.PreferenceManager; 45import android.provider.Settings; 46import android.provider.Settings.SettingNotFoundException; 47import android.telephony.SubscriptionManager; 48import android.telephony.TelephonyManager; 49import android.text.TextUtils; 50import android.util.EventLog; 51import android.telephony.Rlog; 52import android.telephony.ServiceState; 53 54import com.android.internal.R; 55import com.android.internal.telephony.DctConstants; 56import com.android.internal.telephony.DctConstants.State; 57import com.android.internal.telephony.EventLogTags; 58import com.android.internal.telephony.TelephonyIntents; 59import com.android.internal.telephony.Phone; 60import com.android.internal.telephony.PhoneBase; 61import com.android.internal.telephony.PhoneConstants; 62import com.android.internal.telephony.uicc.IccRecords; 63import com.android.internal.telephony.uicc.UiccController; 64import com.android.internal.util.AsyncChannel; 65import com.android.internal.util.ArrayUtils; 66 67import java.io.FileDescriptor; 68import java.io.PrintWriter; 69import java.util.ArrayList; 70import java.util.Comparator; 71import java.util.HashMap; 72import java.util.List; 73import java.util.Map.Entry; 74import java.util.Set; 75import java.util.concurrent.ConcurrentHashMap; 76import java.util.concurrent.atomic.AtomicInteger; 77import java.util.concurrent.atomic.AtomicReference; 78import java.util.PriorityQueue; 79 80/** 81 * {@hide} 82 */ 83public abstract class DcTrackerBase extends Handler { 84 protected static final boolean DBG = true; 85 protected static final boolean VDBG = false; // STOPSHIP if true 86 protected static final boolean VDBG_STALL = true; // STOPSHIP if true 87 protected static final boolean RADIO_TESTS = false; 88 89 static boolean mIsCleanupRequired = false; 90 /** 91 * Constants for the data connection activity: 92 * physical link down/up 93 */ 94 protected static final int DATA_CONNECTION_ACTIVE_PH_LINK_INACTIVE = 0; 95 protected static final int DATA_CONNECTION_ACTIVE_PH_LINK_DOWN = 1; 96 protected static final int DATA_CONNECTION_ACTIVE_PH_LINK_UP = 2; 97 98 /** Delay between APN attempts. 99 Note the property override mechanism is there just for testing purpose only. */ 100 protected static final int APN_DELAY_DEFAULT_MILLIS = 20000; 101 102 /** Delay between APN attempts when in fail fast mode */ 103 protected static final int APN_FAIL_FAST_DELAY_DEFAULT_MILLIS = 3000; 104 105 AlarmManager mAlarmManager; 106 107 protected Object mDataEnabledLock = new Object(); 108 109 // responds to the setInternalDataEnabled call - used internally to turn off data 110 // for example during emergency calls 111 protected boolean mInternalDataEnabled = true; 112 113 // responds to public (user) API to enable/disable data use 114 // independent of mInternalDataEnabled and requests for APN access 115 // persisted 116 protected boolean mUserDataEnabled = true; 117 118 // TODO: move away from static state once 5587429 is fixed. 119 protected static boolean sPolicyDataEnabled = true; 120 121 private boolean[] mDataEnabled = new boolean[DctConstants.APN_NUM_TYPES]; 122 123 private int mEnabledCount = 0; 124 125 /* Currently requested APN type (TODO: This should probably be a parameter not a member) */ 126 protected String mRequestedApnType = PhoneConstants.APN_TYPE_DEFAULT; 127 128 /** Retry configuration: A doubling of retry times from 5secs to 30minutes */ 129 protected static final String DEFAULT_DATA_RETRY_CONFIG = "default_randomization=2000," 130 + "5000,10000,20000,40000,80000:5000,160000:5000," 131 + "320000:5000,640000:5000,1280000:5000,1800000:5000"; 132 133 /** Retry configuration for secondary networks: 4 tries in 20 sec */ 134 protected static final String SECONDARY_DATA_RETRY_CONFIG = 135 "max_retries=3, 5000, 5000, 5000"; 136 137 /** Slow poll when attempting connection recovery. */ 138 protected static final int POLL_NETSTAT_SLOW_MILLIS = 5000; 139 /** Default max failure count before attempting to network re-registration. */ 140 protected static final int DEFAULT_MAX_PDP_RESET_FAIL = 3; 141 142 /** 143 * After detecting a potential connection problem, this is the max number 144 * of subsequent polls before attempting recovery. 145 */ 146 protected static final int NO_RECV_POLL_LIMIT = 24; 147 // 1 sec. default polling interval when screen is on. 148 protected static final int POLL_NETSTAT_MILLIS = 1000; 149 // 10 min. default polling interval when screen is off. 150 protected static final int POLL_NETSTAT_SCREEN_OFF_MILLIS = 1000*60*10; 151 // 2 min for round trip time 152 protected static final int POLL_LONGEST_RTT = 120 * 1000; 153 // Default sent packets without ack which triggers initial recovery steps 154 protected static final int NUMBER_SENT_PACKETS_OF_HANG = 10; 155 // how long to wait before switching back to default APN 156 protected static final int RESTORE_DEFAULT_APN_DELAY = 1 * 60 * 1000; 157 // system property that can override the above value 158 protected static final String APN_RESTORE_DELAY_PROP_NAME = "android.telephony.apn-restore"; 159 // represents an invalid IP address 160 protected static final String NULL_IP = "0.0.0.0"; 161 162 // Default for the data stall alarm while non-aggressive stall detection 163 protected static final int DATA_STALL_ALARM_NON_AGGRESSIVE_DELAY_IN_MS_DEFAULT = 1000 * 60 * 6; 164 // Default for the data stall alarm for aggressive stall detection 165 protected static final int DATA_STALL_ALARM_AGGRESSIVE_DELAY_IN_MS_DEFAULT = 1000 * 60; 166 // If attempt is less than this value we're doing first level recovery 167 protected static final int DATA_STALL_NO_RECV_POLL_LIMIT = 1; 168 // Tag for tracking stale alarms 169 protected static final String DATA_STALL_ALARM_TAG_EXTRA = "data.stall.alram.tag"; 170 171 protected static final boolean DATA_STALL_SUSPECTED = true; 172 protected static final boolean DATA_STALL_NOT_SUSPECTED = false; 173 174 protected String RADIO_RESET_PROPERTY = "gsm.radioreset"; 175 176 protected static final String INTENT_RECONNECT_ALARM = 177 "com.android.internal.telephony.data-reconnect"; 178 protected static final String INTENT_RECONNECT_ALARM_EXTRA_TYPE = "reconnect_alarm_extra_type"; 179 protected static final String INTENT_RECONNECT_ALARM_EXTRA_REASON = 180 "reconnect_alarm_extra_reason"; 181 182 protected static final String INTENT_RESTART_TRYSETUP_ALARM = 183 "com.android.internal.telephony.data-restart-trysetup"; 184 protected static final String INTENT_RESTART_TRYSETUP_ALARM_EXTRA_TYPE = 185 "restart_trysetup_alarm_extra_type"; 186 187 protected static final String INTENT_DATA_STALL_ALARM = 188 "com.android.internal.telephony.data-stall"; 189 190 191 192 protected static final String DEFALUT_DATA_ON_BOOT_PROP = "net.def_data_on_boot"; 193 194 protected DcTesterFailBringUpAll mDcTesterFailBringUpAll; 195 protected DcController mDcc; 196 197 // member variables 198 protected PhoneBase mPhone; 199 protected UiccController mUiccController; 200 protected AtomicReference<IccRecords> mIccRecords = new AtomicReference<IccRecords>(); 201 protected DctConstants.Activity mActivity = DctConstants.Activity.NONE; 202 protected DctConstants.State mState = DctConstants.State.IDLE; 203 protected Handler mDataConnectionTracker = null; 204 205 protected long mTxPkts; 206 protected long mRxPkts; 207 protected int mNetStatPollPeriod; 208 protected boolean mNetStatPollEnabled = false; 209 210 protected TxRxSum mDataStallTxRxSum = new TxRxSum(0, 0); 211 // Used to track stale data stall alarms. 212 protected int mDataStallAlarmTag = (int) SystemClock.elapsedRealtime(); 213 // The current data stall alarm intent 214 protected PendingIntent mDataStallAlarmIntent = null; 215 // Number of packets sent since the last received packet 216 protected long mSentSinceLastRecv; 217 // Controls when a simple recovery attempt it to be tried 218 protected int mNoRecvPollCount = 0; 219 // Refrence counter for enabling fail fast 220 protected static int sEnableFailFastRefCounter = 0; 221 // True if data stall detection is enabled 222 protected volatile boolean mDataStallDetectionEnabled = true; 223 224 protected volatile boolean mFailFast = false; 225 226 // True when in voice call 227 protected boolean mInVoiceCall = false; 228 229 // wifi connection status will be updated by sticky intent 230 protected boolean mIsWifiConnected = false; 231 232 /** Intent sent when the reconnect alarm fires. */ 233 protected PendingIntent mReconnectIntent = null; 234 235 /** CID of active data connection */ 236 protected int mCidActive; 237 238 // When false we will not auto attach and manually attaching is required. 239 protected boolean mAutoAttachOnCreationConfig = false; 240 protected boolean mAutoAttachOnCreation = false; 241 242 // State of screen 243 // (TODO: Reconsider tying directly to screen, maybe this is 244 // really a lower power mode") 245 protected boolean mIsScreenOn = true; 246 247 /** Allows the generation of unique Id's for DataConnection objects */ 248 protected AtomicInteger mUniqueIdGenerator = new AtomicInteger(0); 249 250 /** The data connections. */ 251 protected HashMap<Integer, DataConnection> mDataConnections = 252 new HashMap<Integer, DataConnection>(); 253 254 /** The data connection async channels */ 255 protected HashMap<Integer, DcAsyncChannel> mDataConnectionAcHashMap = 256 new HashMap<Integer, DcAsyncChannel>(); 257 258 /** Convert an ApnType string to Id (TODO: Use "enumeration" instead of String for ApnType) */ 259 protected HashMap<String, Integer> mApnToDataConnectionId = 260 new HashMap<String, Integer>(); 261 262 /** Phone.APN_TYPE_* ===> ApnContext */ 263 protected final ConcurrentHashMap<String, ApnContext> mApnContexts = 264 new ConcurrentHashMap<String, ApnContext>(); 265 266 /** kept in sync with mApnContexts 267 * Higher numbers are higher priority and sorted so highest priority is first */ 268 protected final PriorityQueue<ApnContext>mPrioritySortedApnContexts = 269 new PriorityQueue<ApnContext>(5, 270 new Comparator<ApnContext>() { 271 public int compare(ApnContext c1, ApnContext c2) { 272 return c2.priority - c1.priority; 273 } 274 } ); 275 276 /* Currently active APN */ 277 protected ApnSetting mActiveApn; 278 279 /** allApns holds all apns */ 280 protected ArrayList<ApnSetting> mAllApnSettings = null; 281 282 /** preferred apn */ 283 protected ApnSetting mPreferredApn = null; 284 285 /** Is packet service restricted by network */ 286 protected boolean mIsPsRestricted = false; 287 288 /** emergency apn Setting*/ 289 protected ApnSetting mEmergencyApn = null; 290 291 /* Once disposed dont handle any messages */ 292 protected boolean mIsDisposed = false; 293 294 protected ContentResolver mResolver; 295 296 /* Set to true with CMD_ENABLE_MOBILE_PROVISIONING */ 297 protected boolean mIsProvisioning = false; 298 299 /* The Url passed as object parameter in CMD_ENABLE_MOBILE_PROVISIONING */ 300 protected String mProvisioningUrl = null; 301 302 /* Intent for the provisioning apn alarm */ 303 protected static final String INTENT_PROVISIONING_APN_ALARM = 304 "com.android.internal.telephony.provisioning_apn_alarm"; 305 306 /* Tag for tracking stale alarms */ 307 protected static final String PROVISIONING_APN_ALARM_TAG_EXTRA = "provisioning.apn.alarm.tag"; 308 309 /* Debug property for overriding the PROVISIONING_APN_ALARM_DELAY_IN_MS */ 310 protected static final String DEBUG_PROV_APN_ALARM = 311 "persist.debug.prov_apn_alarm"; 312 313 /* Default for the provisioning apn alarm timeout */ 314 protected static final int PROVISIONING_APN_ALARM_DELAY_IN_MS_DEFAULT = 1000 * 60 * 15; 315 316 /* The provision apn alarm intent used to disable the provisioning apn */ 317 protected PendingIntent mProvisioningApnAlarmIntent = null; 318 319 /* Used to track stale provisioning apn alarms */ 320 protected int mProvisioningApnAlarmTag = (int) SystemClock.elapsedRealtime(); 321 322 protected AsyncChannel mReplyAc = new AsyncChannel(); 323 324 protected BroadcastReceiver mIntentReceiver = new BroadcastReceiver () 325 { 326 @Override 327 public void onReceive(Context context, Intent intent) 328 { 329 String action = intent.getAction(); 330 if (DBG) log("onReceive: action=" + action); 331 if (action.equals(Intent.ACTION_SCREEN_ON)) { 332 mIsScreenOn = true; 333 stopNetStatPoll(); 334 startNetStatPoll(); 335 restartDataStallAlarm(); 336 } else if (action.equals(Intent.ACTION_SCREEN_OFF)) { 337 mIsScreenOn = false; 338 stopNetStatPoll(); 339 startNetStatPoll(); 340 restartDataStallAlarm(); 341 } else if (action.startsWith(INTENT_RECONNECT_ALARM)) { 342 if (DBG) log("Reconnect alarm. Previous state was " + mState); 343 onActionIntentReconnectAlarm(intent); 344 } else if (action.startsWith(INTENT_RESTART_TRYSETUP_ALARM)) { 345 if (DBG) log("Restart trySetup alarm"); 346 onActionIntentRestartTrySetupAlarm(intent); 347 } else if (action.equals(INTENT_DATA_STALL_ALARM)) { 348 onActionIntentDataStallAlarm(intent); 349 } else if (action.equals(INTENT_PROVISIONING_APN_ALARM)) { 350 onActionIntentProvisioningApnAlarm(intent); 351 } else if (action.equals(WifiManager.NETWORK_STATE_CHANGED_ACTION)) { 352 final android.net.NetworkInfo networkInfo = (NetworkInfo) 353 intent.getParcelableExtra(WifiManager.EXTRA_NETWORK_INFO); 354 mIsWifiConnected = (networkInfo != null && networkInfo.isConnected()); 355 if (DBG) log("NETWORK_STATE_CHANGED_ACTION: mIsWifiConnected=" + mIsWifiConnected); 356 } else if (action.equals(WifiManager.WIFI_STATE_CHANGED_ACTION)) { 357 final boolean enabled = intent.getIntExtra(WifiManager.EXTRA_WIFI_STATE, 358 WifiManager.WIFI_STATE_UNKNOWN) == WifiManager.WIFI_STATE_ENABLED; 359 360 if (!enabled) { 361 // when WiFi got disabled, the NETWORK_STATE_CHANGED_ACTION 362 // quit and won't report disconnected until next enabling. 363 mIsWifiConnected = false; 364 } 365 if (DBG) log("WIFI_STATE_CHANGED_ACTION: enabled=" + enabled 366 + " mIsWifiConnected=" + mIsWifiConnected); 367 } 368 } 369 }; 370 371 private Runnable mPollNetStat = new Runnable() 372 { 373 @Override 374 public void run() { 375 updateDataActivity(); 376 377 if (mIsScreenOn) { 378 mNetStatPollPeriod = Settings.Global.getInt(mResolver, 379 Settings.Global.PDP_WATCHDOG_POLL_INTERVAL_MS, POLL_NETSTAT_MILLIS); 380 } else { 381 mNetStatPollPeriod = Settings.Global.getInt(mResolver, 382 Settings.Global.PDP_WATCHDOG_LONG_POLL_INTERVAL_MS, 383 POLL_NETSTAT_SCREEN_OFF_MILLIS); 384 } 385 386 if (mNetStatPollEnabled) { 387 mDataConnectionTracker.postDelayed(this, mNetStatPollPeriod); 388 } 389 } 390 }; 391 392 private class DataRoamingSettingObserver extends ContentObserver { 393 394 public DataRoamingSettingObserver(Handler handler, Context context) { 395 super(handler); 396 mResolver = context.getContentResolver(); 397 } 398 399 public void register() { 400 mResolver.registerContentObserver( 401 Settings.Global.getUriFor(Settings.Global.DATA_ROAMING), false, this); 402 } 403 404 public void unregister() { 405 mResolver.unregisterContentObserver(this); 406 } 407 408 @Override 409 public void onChange(boolean selfChange) { 410 // already running on mPhone handler thread 411 if (mPhone.getServiceState().getRoaming()) { 412 sendMessage(obtainMessage(DctConstants.EVENT_ROAMING_ON)); 413 } 414 } 415 } 416 private final DataRoamingSettingObserver mDataRoamingSettingObserver; 417 418 /** 419 * The Initial MaxRetry sent to a DataConnection as a parameter 420 * to DataConnectionAc.bringUp. This value can be defined at compile 421 * time using the SystemProperty Settings.Global.DCT_INITIAL_MAX_RETRY 422 * and at runtime using gservices to change Settings.Global.DCT_INITIAL_MAX_RETRY. 423 */ 424 private static final int DEFAULT_MDC_INITIAL_RETRY = 1; 425 protected int getInitialMaxRetry() { 426 if (mFailFast) { 427 return 0; 428 } 429 // Get default value from system property or use DEFAULT_MDC_INITIAL_RETRY 430 int value = SystemProperties.getInt( 431 Settings.Global.MDC_INITIAL_MAX_RETRY, DEFAULT_MDC_INITIAL_RETRY); 432 433 // Check if its been overridden 434 return Settings.Global.getInt(mResolver, 435 Settings.Global.MDC_INITIAL_MAX_RETRY, value); 436 } 437 438 /** 439 * Maintain the sum of transmit and receive packets. 440 * 441 * The packet counts are initialized and reset to -1 and 442 * remain -1 until they can be updated. 443 */ 444 public class TxRxSum { 445 public long txPkts; 446 public long rxPkts; 447 448 public TxRxSum() { 449 reset(); 450 } 451 452 public TxRxSum(long txPkts, long rxPkts) { 453 this.txPkts = txPkts; 454 this.rxPkts = rxPkts; 455 } 456 457 public TxRxSum(TxRxSum sum) { 458 txPkts = sum.txPkts; 459 rxPkts = sum.rxPkts; 460 } 461 462 public void reset() { 463 txPkts = -1; 464 rxPkts = -1; 465 } 466 467 @Override 468 public String toString() { 469 return "{txSum=" + txPkts + " rxSum=" + rxPkts + "}"; 470 } 471 472 public void updateTxRxSum() { 473 this.txPkts = TrafficStats.getMobileTcpTxPackets(); 474 this.rxPkts = TrafficStats.getMobileTcpRxPackets(); 475 } 476 } 477 478 protected void onActionIntentReconnectAlarm(Intent intent) { 479 String reason = intent.getStringExtra(INTENT_RECONNECT_ALARM_EXTRA_REASON); 480 String apnType = intent.getStringExtra(INTENT_RECONNECT_ALARM_EXTRA_TYPE); 481 482 int phoneSubId = mPhone.getSubId(); 483 int currSubId = intent.getIntExtra(PhoneConstants.SUBSCRIPTION_KEY, 484 SubscriptionManager.INVALID_SUBSCRIPTION_ID); 485 log("onActionIntentReconnectAlarm: currSubId = " + currSubId + " phoneSubId=" + phoneSubId); 486 487 // Stop reconnect if not current subId is not correct. 488 // FIXME STOPSHIP - phoneSubId is coming up as -1 way after boot and failing this? 489 if (!SubscriptionManager.isValidSubId(currSubId) || (currSubId != phoneSubId)) { 490 log("receive ReconnectAlarm but subId incorrect, ignore"); 491 return; 492 } 493 494 ApnContext apnContext = mApnContexts.get(apnType); 495 496 if (DBG) { 497 log("onActionIntentReconnectAlarm: mState=" + mState + " reason=" + reason + 498 " apnType=" + apnType + " apnContext=" + apnContext + 499 " mDataConnectionAsyncChannels=" + mDataConnectionAcHashMap); 500 } 501 502 if ((apnContext != null) && (apnContext.isEnabled())) { 503 apnContext.setReason(reason); 504 DctConstants.State apnContextState = apnContext.getState(); 505 if (DBG) { 506 log("onActionIntentReconnectAlarm: apnContext state=" + apnContextState); 507 } 508 if ((apnContextState == DctConstants.State.FAILED) 509 || (apnContextState == DctConstants.State.IDLE)) { 510 if (DBG) { 511 log("onActionIntentReconnectAlarm: state is FAILED|IDLE, disassociate"); 512 } 513 DcAsyncChannel dcac = apnContext.getDcAc(); 514 if (dcac != null) { 515 dcac.tearDown(apnContext, "", null); 516 } 517 apnContext.setDataConnectionAc(null); 518 apnContext.setState(DctConstants.State.IDLE); 519 } else { 520 if (DBG) log("onActionIntentReconnectAlarm: keep associated"); 521 } 522 // TODO: IF already associated should we send the EVENT_TRY_SETUP_DATA??? 523 sendMessage(obtainMessage(DctConstants.EVENT_TRY_SETUP_DATA, apnContext)); 524 525 apnContext.setReconnectIntent(null); 526 } 527 } 528 529 protected void onActionIntentRestartTrySetupAlarm(Intent intent) { 530 String apnType = intent.getStringExtra(INTENT_RESTART_TRYSETUP_ALARM_EXTRA_TYPE); 531 ApnContext apnContext = mApnContexts.get(apnType); 532 if (DBG) { 533 log("onActionIntentRestartTrySetupAlarm: mState=" + mState + 534 " apnType=" + apnType + " apnContext=" + apnContext + 535 " mDataConnectionAsyncChannels=" + mDataConnectionAcHashMap); 536 } 537 sendMessage(obtainMessage(DctConstants.EVENT_TRY_SETUP_DATA, apnContext)); 538 } 539 540 protected void onActionIntentDataStallAlarm(Intent intent) { 541 if (VDBG_STALL) log("onActionIntentDataStallAlarm: action=" + intent.getAction()); 542 Message msg = obtainMessage(DctConstants.EVENT_DATA_STALL_ALARM, 543 intent.getAction()); 544 msg.arg1 = intent.getIntExtra(DATA_STALL_ALARM_TAG_EXTRA, 0); 545 sendMessage(msg); 546 } 547 548 ConnectivityManager mCm; 549 550 /** 551 * Default constructor 552 */ 553 protected DcTrackerBase(PhoneBase phone) { 554 super(); 555 mPhone = phone; 556 if (DBG) log("DCT.constructor"); 557 mResolver = mPhone.getContext().getContentResolver(); 558 mUiccController = UiccController.getInstance(); 559 mUiccController.registerForIccChanged(this, DctConstants.EVENT_ICC_CHANGED, null); 560 mAlarmManager = 561 (AlarmManager) mPhone.getContext().getSystemService(Context.ALARM_SERVICE); 562 mCm = (ConnectivityManager) mPhone.getContext().getSystemService( 563 Context.CONNECTIVITY_SERVICE); 564 565 566 int phoneSubId = mPhone.getSubId(); 567 IntentFilter filter = new IntentFilter(); 568 filter.addAction(Intent.ACTION_SCREEN_ON); 569 filter.addAction(Intent.ACTION_SCREEN_OFF); 570 filter.addAction(WifiManager.NETWORK_STATE_CHANGED_ACTION); 571 filter.addAction(WifiManager.WIFI_STATE_CHANGED_ACTION); 572 filter.addAction(INTENT_DATA_STALL_ALARM); 573 filter.addAction(INTENT_PROVISIONING_APN_ALARM); 574 575 mUserDataEnabled = TelephonyManager.getIntWithSubId( 576 mPhone.getContext().getContentResolver(), Settings.Global.MOBILE_DATA, phoneSubId, 577 1) == 1; 578 579 mPhone.getContext().registerReceiver(mIntentReceiver, filter, null, mPhone); 580 581 // This preference tells us 1) initial condition for "dataEnabled", 582 // and 2) whether the RIL will setup the baseband to auto-PS attach. 583 584 mDataEnabled[DctConstants.APN_DEFAULT_ID] = 585 SystemProperties.getBoolean(DEFALUT_DATA_ON_BOOT_PROP,true); 586 if (mDataEnabled[DctConstants.APN_DEFAULT_ID]) { 587 mEnabledCount++; 588 } 589 590 SharedPreferences sp = PreferenceManager.getDefaultSharedPreferences(mPhone.getContext()); 591 mAutoAttachOnCreation = sp.getBoolean(PhoneBase.DATA_DISABLED_ON_BOOT_KEY, false); 592 593 // Watch for changes to Settings.Global.DATA_ROAMING 594 mDataRoamingSettingObserver = new DataRoamingSettingObserver(mPhone, mPhone.getContext()); 595 mDataRoamingSettingObserver.register(); 596 597 HandlerThread dcHandlerThread = new HandlerThread("DcHandlerThread"); 598 dcHandlerThread.start(); 599 Handler dcHandler = new Handler(dcHandlerThread.getLooper()); 600 mDcc = DcController.makeDcc(mPhone, this, dcHandler); 601 mDcTesterFailBringUpAll = new DcTesterFailBringUpAll(mPhone, dcHandler); 602 } 603 604 public void dispose() { 605 if (DBG) log("DCT.dispose"); 606 for (DcAsyncChannel dcac : mDataConnectionAcHashMap.values()) { 607 dcac.disconnect(); 608 } 609 mDataConnectionAcHashMap.clear(); 610 mIsDisposed = true; 611 mPhone.getContext().unregisterReceiver(mIntentReceiver); 612 mUiccController.unregisterForIccChanged(this); 613 mDataRoamingSettingObserver.unregister(); 614 mDcc.dispose(); 615 mDcTesterFailBringUpAll.dispose(); 616 } 617 618 public long getSubId() { 619 return mPhone.getSubId(); 620 } 621 622 public DctConstants.Activity getActivity() { 623 return mActivity; 624 } 625 626 void setActivity(DctConstants.Activity activity) { 627 log("setActivity = " + activity); 628 mActivity = activity; 629 mPhone.notifyDataActivity(); 630 } 631 632 public void incApnRefCount(String name) { 633 634 } 635 636 public void decApnRefCount(String name) { 637 638 } 639 640 public boolean isApnSupported(String name) { 641 return false; 642 } 643 644 public int getApnPriority(String name) { 645 return -1; 646 } 647 648 649 public boolean isApnTypeActive(String type) { 650 // TODO: support simultaneous with List instead 651 if (PhoneConstants.APN_TYPE_DUN.equals(type)) { 652 ApnSetting dunApn = fetchDunApn(); 653 if (dunApn != null) { 654 return ((mActiveApn != null) && (dunApn.toString().equals(mActiveApn.toString()))); 655 } 656 } 657 return mActiveApn != null && mActiveApn.canHandleType(type); 658 } 659 660 protected ApnSetting fetchDunApn() { 661 if (SystemProperties.getBoolean("net.tethering.noprovisioning", false)) { 662 log("fetchDunApn: net.tethering.noprovisioning=true ret: null"); 663 return null; 664 } 665 int bearer = -1; 666 ApnSetting retDunSetting = null; 667 Context c = mPhone.getContext(); 668 String apnData = Settings.Global.getString(c.getContentResolver(), 669 Settings.Global.TETHER_DUN_APN); 670 List<ApnSetting> dunSettings = ApnSetting.arrayFromString(apnData); 671 IccRecords r = mIccRecords.get(); 672 for (ApnSetting dunSetting : dunSettings) { 673 String operator = (r != null) ? r.getOperatorNumeric() : ""; 674 if (dunSetting.bearer != 0) { 675 if (bearer == -1) bearer = mPhone.getServiceState().getRilDataRadioTechnology(); 676 if (dunSetting.bearer != bearer) continue; 677 } 678 if (dunSetting.numeric.equals(operator)) { 679 if (dunSetting.hasMvnoParams()) { 680 if (r != null && 681 mvnoMatches(r, dunSetting.mvnoType, dunSetting.mvnoMatchData)) { 682 if (VDBG) { 683 log("fetchDunApn: global TETHER_DUN_APN dunSetting=" + dunSetting); 684 } 685 return dunSetting; 686 } 687 } else { 688 if (VDBG) log("fetchDunApn: global TETHER_DUN_APN dunSetting=" + dunSetting); 689 return dunSetting; 690 } 691 } 692 } 693 694 String[] apnArrayData = c.getResources().getStringArray(R.array.config_tether_apndata); 695 for (String apn : apnArrayData) { 696 ApnSetting dunSetting = ApnSetting.fromString(apn); 697 if (dunSetting != null) { 698 if (dunSetting.bearer != 0) { 699 if (bearer == -1) bearer = mPhone.getServiceState().getRilDataRadioTechnology(); 700 if (dunSetting.bearer != bearer) continue; 701 } 702 if (dunSetting.hasMvnoParams()) { 703 if (r != null && 704 mvnoMatches(r, dunSetting.mvnoType, dunSetting.mvnoMatchData)) { 705 if (VDBG) log("fetchDunApn: config_tether_apndata mvno dunSetting=" 706 + dunSetting); 707 return dunSetting; 708 } 709 } else { 710 retDunSetting = dunSetting; 711 } 712 } 713 } 714 715 if (VDBG) log("fetchDunApn: config_tether_apndata dunSetting=" + retDunSetting); 716 return retDunSetting; 717 } 718 719 public String[] getActiveApnTypes() { 720 String[] result; 721 if (mActiveApn != null) { 722 result = mActiveApn.types; 723 } else { 724 result = new String[1]; 725 result[0] = PhoneConstants.APN_TYPE_DEFAULT; 726 } 727 return result; 728 } 729 730 /** TODO: See if we can remove */ 731 public String getActiveApnString(String apnType) { 732 String result = null; 733 if (mActiveApn != null) { 734 result = mActiveApn.apn; 735 } 736 return result; 737 } 738 739 /** 740 * Modify {@link android.provider.Settings.Global#DATA_ROAMING} value. 741 */ 742 public void setDataOnRoamingEnabled(boolean enabled) { 743 if (getDataOnRoamingEnabled() != enabled) { 744 final ContentResolver resolver = mPhone.getContext().getContentResolver(); 745 final int phoneSubId = mPhone.getSubId(); 746 Settings.Global.putInt(resolver, Settings.Global.DATA_ROAMING + phoneSubId, enabled ? 1 : 0); 747 // will trigger handleDataOnRoamingChange() through observer 748 } 749 } 750 751 /** 752 * Return current {@link android.provider.Settings.Global#DATA_ROAMING} value. 753 */ 754 public boolean getDataOnRoamingEnabled() { 755 try { 756 final ContentResolver resolver = mPhone.getContext().getContentResolver(); 757 final int phoneSubId = mPhone.getSubId(); 758 return Settings.Global.getInt(resolver, Settings.Global.DATA_ROAMING + phoneSubId) != 0; 759 } catch (SettingNotFoundException snfe) { 760 return false; 761 } 762 } 763 764 /** 765 * Modify {@link android.provider.Settings.Global#MOBILE_DATA} value. 766 */ 767 public void setDataEnabled(boolean enable) { 768 Message msg = obtainMessage(DctConstants.CMD_SET_USER_DATA_ENABLE); 769 msg.arg1 = enable ? 1 : 0; 770 sendMessage(msg); 771 } 772 773 /** 774 * Return current {@link android.provider.Settings.Global#MOBILE_DATA} value. 775 */ 776 public boolean getDataEnabled() { 777 final ContentResolver resolver = mPhone.getContext().getContentResolver(); 778 try { 779 int phoneSubId = mPhone.getSubId(); 780 return TelephonyManager.getIntWithSubId(resolver, Settings.Global.MOBILE_DATA, 781 phoneSubId) != 0; 782 } catch (SettingNotFoundException snfe) { 783 return "true".equalsIgnoreCase( 784 SystemProperties.get("ro.com.android.mobiledata", "true")); 785 } 786 } 787 788 // abstract methods 789 protected abstract void restartRadio(); 790 protected abstract void log(String s); 791 protected abstract void loge(String s); 792 protected abstract boolean isDataAllowed(); 793 protected abstract boolean isApnTypeAvailable(String type); 794 public abstract DctConstants.State getState(String apnType); 795 protected abstract boolean isProvisioningApn(String apnType); 796 protected abstract void setState(DctConstants.State s); 797 protected abstract void gotoIdleAndNotifyDataConnection(String reason); 798 799 protected abstract boolean onTrySetupData(String reason); 800 protected abstract void onRoamingOff(); 801 protected abstract void onRoamingOn(); 802 protected abstract void onRadioAvailable(); 803 protected abstract void onRadioOffOrNotAvailable(); 804 protected abstract void onDataSetupComplete(AsyncResult ar); 805 protected abstract void onDataSetupCompleteError(AsyncResult ar); 806 protected abstract void onDisconnectDone(int connId, AsyncResult ar); 807 protected abstract void onDisconnectDcRetrying(int connId, AsyncResult ar); 808 protected abstract void onVoiceCallStarted(); 809 protected abstract void onVoiceCallEnded(); 810 protected abstract void onCleanUpConnection(boolean tearDown, int apnId, String reason); 811 protected abstract void onCleanUpAllConnections(String cause); 812 public abstract boolean isDataPossible(String apnType); 813 protected abstract void onUpdateIcc(); 814 protected abstract void completeConnection(ApnContext apnContext); 815 public abstract void setDataAllowed(boolean enable, Message response); 816 public abstract String[] getPcscfAddress(String apnType); 817 public abstract void setImsRegistrationState(boolean registered); 818 protected abstract boolean mvnoMatches(IccRecords r, String mvno_type, String mvno_match_data); 819 protected abstract boolean isPermanentFail(DcFailCause dcFailCause); 820 821 @Override 822 public void handleMessage(Message msg) { 823 switch (msg.what) { 824 case AsyncChannel.CMD_CHANNEL_DISCONNECTED: { 825 log("DISCONNECTED_CONNECTED: msg=" + msg); 826 DcAsyncChannel dcac = (DcAsyncChannel) msg.obj; 827 mDataConnectionAcHashMap.remove(dcac.getDataConnectionIdSync()); 828 dcac.disconnected(); 829 break; 830 } 831 case DctConstants.EVENT_ENABLE_NEW_APN: 832 onEnableApn(msg.arg1, msg.arg2); 833 break; 834 835 case DctConstants.EVENT_TRY_SETUP_DATA: 836 String reason = null; 837 if (msg.obj instanceof String) { 838 reason = (String) msg.obj; 839 } 840 onTrySetupData(reason); 841 break; 842 843 case DctConstants.EVENT_DATA_STALL_ALARM: 844 onDataStallAlarm(msg.arg1); 845 break; 846 847 case DctConstants.EVENT_ROAMING_OFF: 848 onRoamingOff(); 849 break; 850 851 case DctConstants.EVENT_ROAMING_ON: 852 onRoamingOn(); 853 break; 854 855 case DctConstants.EVENT_RADIO_AVAILABLE: 856 onRadioAvailable(); 857 break; 858 859 case DctConstants.EVENT_RADIO_OFF_OR_NOT_AVAILABLE: 860 onRadioOffOrNotAvailable(); 861 break; 862 863 case DctConstants.EVENT_DATA_SETUP_COMPLETE: 864 mCidActive = msg.arg1; 865 onDataSetupComplete((AsyncResult) msg.obj); 866 break; 867 868 case DctConstants.EVENT_DATA_SETUP_COMPLETE_ERROR: 869 onDataSetupCompleteError((AsyncResult) msg.obj); 870 break; 871 872 case DctConstants.EVENT_DISCONNECT_DONE: 873 log("DataConnectionTracker.handleMessage: EVENT_DISCONNECT_DONE msg=" + msg); 874 onDisconnectDone(msg.arg1, (AsyncResult) msg.obj); 875 break; 876 877 case DctConstants.EVENT_DISCONNECT_DC_RETRYING: 878 log("DataConnectionTracker.handleMessage: EVENT_DISCONNECT_DC_RETRYING msg=" + msg); 879 onDisconnectDcRetrying(msg.arg1, (AsyncResult) msg.obj); 880 break; 881 882 case DctConstants.EVENT_VOICE_CALL_STARTED: 883 onVoiceCallStarted(); 884 break; 885 886 case DctConstants.EVENT_VOICE_CALL_ENDED: 887 onVoiceCallEnded(); 888 break; 889 890 case DctConstants.EVENT_CLEAN_UP_ALL_CONNECTIONS: { 891 onCleanUpAllConnections((String) msg.obj); 892 break; 893 } 894 case DctConstants.EVENT_CLEAN_UP_CONNECTION: { 895 boolean tearDown = (msg.arg1 == 0) ? false : true; 896 onCleanUpConnection(tearDown, msg.arg2, (String) msg.obj); 897 break; 898 } 899 case DctConstants.EVENT_SET_INTERNAL_DATA_ENABLE: { 900 boolean enabled = (msg.arg1 == DctConstants.ENABLED) ? true : false; 901 onSetInternalDataEnabled(enabled); 902 break; 903 } 904 case DctConstants.EVENT_RESET_DONE: { 905 if (DBG) log("EVENT_RESET_DONE"); 906 onResetDone((AsyncResult) msg.obj); 907 break; 908 } 909 case DctConstants.CMD_SET_USER_DATA_ENABLE: { 910 final boolean enabled = (msg.arg1 == DctConstants.ENABLED) ? true : false; 911 if (DBG) log("CMD_SET_USER_DATA_ENABLE enabled=" + enabled); 912 onSetUserDataEnabled(enabled); 913 break; 914 } 915 case DctConstants.CMD_SET_DEPENDENCY_MET: { 916 boolean met = (msg.arg1 == DctConstants.ENABLED) ? true : false; 917 if (DBG) log("CMD_SET_DEPENDENCY_MET met=" + met); 918 Bundle bundle = msg.getData(); 919 if (bundle != null) { 920 String apnType = (String)bundle.get(DctConstants.APN_TYPE_KEY); 921 if (apnType != null) { 922 onSetDependencyMet(apnType, met); 923 } 924 } 925 break; 926 } 927 case DctConstants.CMD_SET_POLICY_DATA_ENABLE: { 928 final boolean enabled = (msg.arg1 == DctConstants.ENABLED) ? true : false; 929 onSetPolicyDataEnabled(enabled); 930 break; 931 } 932 case DctConstants.CMD_SET_ENABLE_FAIL_FAST_MOBILE_DATA: { 933 sEnableFailFastRefCounter += (msg.arg1 == DctConstants.ENABLED) ? 1 : -1; 934 if (DBG) { 935 log("CMD_SET_ENABLE_FAIL_FAST_MOBILE_DATA: " 936 + " sEnableFailFastRefCounter=" + sEnableFailFastRefCounter); 937 } 938 if (sEnableFailFastRefCounter < 0) { 939 final String s = "CMD_SET_ENABLE_FAIL_FAST_MOBILE_DATA: " 940 + "sEnableFailFastRefCounter:" + sEnableFailFastRefCounter + " < 0"; 941 loge(s); 942 sEnableFailFastRefCounter = 0; 943 } 944 final boolean enabled = sEnableFailFastRefCounter > 0; 945 if (DBG) { 946 log("CMD_SET_ENABLE_FAIL_FAST_MOBILE_DATA: enabled=" + enabled 947 + " sEnableFailFastRefCounter=" + sEnableFailFastRefCounter); 948 } 949 if (mFailFast != enabled) { 950 mFailFast = enabled; 951 mDataStallDetectionEnabled = !enabled; 952 if (mDataStallDetectionEnabled 953 && (getOverallState() == DctConstants.State.CONNECTED) 954 && (!mInVoiceCall || 955 mPhone.getServiceStateTracker() 956 .isConcurrentVoiceAndDataAllowed())) { 957 if (DBG) log("CMD_SET_ENABLE_FAIL_FAST_MOBILE_DATA: start data stall"); 958 stopDataStallAlarm(); 959 startDataStallAlarm(DATA_STALL_NOT_SUSPECTED); 960 } else { 961 if (DBG) log("CMD_SET_ENABLE_FAIL_FAST_MOBILE_DATA: stop data stall"); 962 stopDataStallAlarm(); 963 } 964 } 965 966 break; 967 } 968 case DctConstants.CMD_ENABLE_MOBILE_PROVISIONING: { 969 Bundle bundle = msg.getData(); 970 if (bundle != null) { 971 try { 972 mProvisioningUrl = (String)bundle.get(DctConstants.PROVISIONING_URL_KEY); 973 } catch(ClassCastException e) { 974 loge("CMD_ENABLE_MOBILE_PROVISIONING: provisioning url not a string" + e); 975 mProvisioningUrl = null; 976 } 977 } 978 if (TextUtils.isEmpty(mProvisioningUrl)) { 979 loge("CMD_ENABLE_MOBILE_PROVISIONING: provisioning url is empty, ignoring"); 980 mIsProvisioning = false; 981 mProvisioningUrl = null; 982 } else { 983 loge("CMD_ENABLE_MOBILE_PROVISIONING: provisioningUrl=" + mProvisioningUrl); 984 mIsProvisioning = true; 985 startProvisioningApnAlarm(); 986 } 987 break; 988 } 989 case DctConstants.EVENT_PROVISIONING_APN_ALARM: { 990 if (DBG) log("EVENT_PROVISIONING_APN_ALARM"); 991 ApnContext apnCtx = mApnContexts.get("default"); 992 if (apnCtx.isProvisioningApn() && apnCtx.isConnectedOrConnecting()) { 993 if (mProvisioningApnAlarmTag == msg.arg1) { 994 if (DBG) log("EVENT_PROVISIONING_APN_ALARM: Disconnecting"); 995 mIsProvisioning = false; 996 mProvisioningUrl = null; 997 stopProvisioningApnAlarm(); 998 sendCleanUpConnection(true, apnCtx); 999 } else { 1000 if (DBG) { 1001 log("EVENT_PROVISIONING_APN_ALARM: ignore stale tag," 1002 + " mProvisioningApnAlarmTag:" + mProvisioningApnAlarmTag 1003 + " != arg1:" + msg.arg1); 1004 } 1005 } 1006 } else { 1007 if (DBG) log("EVENT_PROVISIONING_APN_ALARM: Not connected ignore"); 1008 } 1009 break; 1010 } 1011 case DctConstants.CMD_IS_PROVISIONING_APN: { 1012 if (DBG) log("CMD_IS_PROVISIONING_APN"); 1013 boolean isProvApn; 1014 try { 1015 String apnType = null; 1016 Bundle bundle = msg.getData(); 1017 if (bundle != null) { 1018 apnType = (String)bundle.get(DctConstants.APN_TYPE_KEY); 1019 } 1020 if (TextUtils.isEmpty(apnType)) { 1021 loge("CMD_IS_PROVISIONING_APN: apnType is empty"); 1022 isProvApn = false; 1023 } else { 1024 isProvApn = isProvisioningApn(apnType); 1025 } 1026 } catch (ClassCastException e) { 1027 loge("CMD_IS_PROVISIONING_APN: NO provisioning url ignoring"); 1028 isProvApn = false; 1029 } 1030 if (DBG) log("CMD_IS_PROVISIONING_APN: ret=" + isProvApn); 1031 mReplyAc.replyToMessage(msg, DctConstants.CMD_IS_PROVISIONING_APN, 1032 isProvApn ? DctConstants.ENABLED : DctConstants.DISABLED); 1033 break; 1034 } 1035 case DctConstants.EVENT_ICC_CHANGED: { 1036 onUpdateIcc(); 1037 break; 1038 } 1039 case DctConstants.EVENT_RESTART_RADIO: { 1040 restartRadio(); 1041 break; 1042 } 1043 case DctConstants.CMD_NET_STAT_POLL: { 1044 if (msg.arg1 == DctConstants.ENABLED) { 1045 handleStartNetStatPoll((DctConstants.Activity)msg.obj); 1046 } else if (msg.arg1 == DctConstants.DISABLED) { 1047 handleStopNetStatPoll((DctConstants.Activity)msg.obj); 1048 } 1049 break; 1050 } 1051 default: 1052 Rlog.e("DATA", "Unidentified event msg=" + msg); 1053 break; 1054 } 1055 } 1056 1057 /** 1058 * Report on whether data connectivity is enabled 1059 * 1060 * @return {@code false} if data connectivity has been explicitly disabled, 1061 * {@code true} otherwise. 1062 */ 1063 public boolean getAnyDataEnabled() { 1064 final boolean result; 1065 synchronized (mDataEnabledLock) { 1066 result = (mInternalDataEnabled && mUserDataEnabled && sPolicyDataEnabled 1067 && (mEnabledCount != 0)); 1068 } 1069 if (!result && DBG) log("getAnyDataEnabled " + result); 1070 return result; 1071 } 1072 1073 protected boolean isEmergency() { 1074 final boolean result; 1075 synchronized (mDataEnabledLock) { 1076 result = mPhone.isInEcm() || mPhone.isInEmergencyCall(); 1077 } 1078 log("isEmergency: result=" + result); 1079 return result; 1080 } 1081 1082 protected int apnTypeToId(String type) { 1083 if (TextUtils.equals(type, PhoneConstants.APN_TYPE_DEFAULT)) { 1084 return DctConstants.APN_DEFAULT_ID; 1085 } else if (TextUtils.equals(type, PhoneConstants.APN_TYPE_MMS)) { 1086 return DctConstants.APN_MMS_ID; 1087 } else if (TextUtils.equals(type, PhoneConstants.APN_TYPE_SUPL)) { 1088 return DctConstants.APN_SUPL_ID; 1089 } else if (TextUtils.equals(type, PhoneConstants.APN_TYPE_DUN)) { 1090 return DctConstants.APN_DUN_ID; 1091 } else if (TextUtils.equals(type, PhoneConstants.APN_TYPE_HIPRI)) { 1092 return DctConstants.APN_HIPRI_ID; 1093 } else if (TextUtils.equals(type, PhoneConstants.APN_TYPE_IMS)) { 1094 return DctConstants.APN_IMS_ID; 1095 } else if (TextUtils.equals(type, PhoneConstants.APN_TYPE_FOTA)) { 1096 return DctConstants.APN_FOTA_ID; 1097 } else if (TextUtils.equals(type, PhoneConstants.APN_TYPE_CBS)) { 1098 return DctConstants.APN_CBS_ID; 1099 } else if (TextUtils.equals(type, PhoneConstants.APN_TYPE_IA)) { 1100 return DctConstants.APN_IA_ID; 1101 } else if (TextUtils.equals(type, PhoneConstants.APN_TYPE_EMERGENCY)) { 1102 return DctConstants.APN_EMERGENCY_ID; 1103 } else { 1104 return DctConstants.APN_INVALID_ID; 1105 } 1106 } 1107 1108 protected String apnIdToType(int id) { 1109 switch (id) { 1110 case DctConstants.APN_DEFAULT_ID: 1111 return PhoneConstants.APN_TYPE_DEFAULT; 1112 case DctConstants.APN_MMS_ID: 1113 return PhoneConstants.APN_TYPE_MMS; 1114 case DctConstants.APN_SUPL_ID: 1115 return PhoneConstants.APN_TYPE_SUPL; 1116 case DctConstants.APN_DUN_ID: 1117 return PhoneConstants.APN_TYPE_DUN; 1118 case DctConstants.APN_HIPRI_ID: 1119 return PhoneConstants.APN_TYPE_HIPRI; 1120 case DctConstants.APN_IMS_ID: 1121 return PhoneConstants.APN_TYPE_IMS; 1122 case DctConstants.APN_FOTA_ID: 1123 return PhoneConstants.APN_TYPE_FOTA; 1124 case DctConstants.APN_CBS_ID: 1125 return PhoneConstants.APN_TYPE_CBS; 1126 case DctConstants.APN_IA_ID: 1127 return PhoneConstants.APN_TYPE_IA; 1128 case DctConstants.APN_EMERGENCY_ID: 1129 return PhoneConstants.APN_TYPE_EMERGENCY; 1130 default: 1131 log("Unknown id (" + id + ") in apnIdToType"); 1132 return PhoneConstants.APN_TYPE_DEFAULT; 1133 } 1134 } 1135 1136 public LinkProperties getLinkProperties(String apnType) { 1137 int id = apnTypeToId(apnType); 1138 1139 if (isApnIdEnabled(id)) { 1140 DcAsyncChannel dcac = mDataConnectionAcHashMap.get(0); 1141 return dcac.getLinkPropertiesSync(); 1142 } else { 1143 return new LinkProperties(); 1144 } 1145 } 1146 1147 public NetworkCapabilities getNetworkCapabilities(String apnType) { 1148 int id = apnTypeToId(apnType); 1149 if (isApnIdEnabled(id)) { 1150 DcAsyncChannel dcac = mDataConnectionAcHashMap.get(0); 1151 return dcac.getNetworkCapabilitiesSync(); 1152 } else { 1153 return new NetworkCapabilities(); 1154 } 1155 } 1156 1157 // tell all active apns of the current condition 1158 protected void notifyDataConnection(String reason) { 1159 for (int id = 0; id < DctConstants.APN_NUM_TYPES; id++) { 1160 if (mDataEnabled[id]) { 1161 mPhone.notifyDataConnection(reason, apnIdToType(id)); 1162 } 1163 } 1164 notifyOffApnsOfAvailability(reason); 1165 } 1166 1167 // a new APN has gone active and needs to send events to catch up with the 1168 // current condition 1169 private void notifyApnIdUpToCurrent(String reason, int apnId) { 1170 switch (mState) { 1171 case IDLE: 1172 break; 1173 case RETRYING: 1174 case CONNECTING: 1175 case SCANNING: 1176 mPhone.notifyDataConnection(reason, apnIdToType(apnId), 1177 PhoneConstants.DataState.CONNECTING); 1178 break; 1179 case CONNECTED: 1180 case DISCONNECTING: 1181 mPhone.notifyDataConnection(reason, apnIdToType(apnId), 1182 PhoneConstants.DataState.CONNECTING); 1183 mPhone.notifyDataConnection(reason, apnIdToType(apnId), 1184 PhoneConstants.DataState.CONNECTED); 1185 break; 1186 default: 1187 // Ignore 1188 break; 1189 } 1190 } 1191 1192 // since we normally don't send info to a disconnected APN, we need to do this specially 1193 private void notifyApnIdDisconnected(String reason, int apnId) { 1194 mPhone.notifyDataConnection(reason, apnIdToType(apnId), 1195 PhoneConstants.DataState.DISCONNECTED); 1196 } 1197 1198 // disabled apn's still need avail/unavail notificiations - send them out 1199 protected void notifyOffApnsOfAvailability(String reason) { 1200 if (DBG) log("notifyOffApnsOfAvailability - reason= " + reason); 1201 for (int id = 0; id < DctConstants.APN_NUM_TYPES; id++) { 1202 if (!isApnIdEnabled(id)) { 1203 notifyApnIdDisconnected(reason, id); 1204 } 1205 } 1206 } 1207 1208 public boolean isApnTypeEnabled(String apnType) { 1209 if (apnType == null) { 1210 return false; 1211 } else { 1212 return isApnIdEnabled(apnTypeToId(apnType)); 1213 } 1214 } 1215 1216 protected synchronized boolean isApnIdEnabled(int id) { 1217 if (id != DctConstants.APN_INVALID_ID) { 1218 return mDataEnabled[id]; 1219 } 1220 return false; 1221 } 1222 1223 protected void setEnabled(int id, boolean enable) { 1224 if (DBG) { 1225 log("setEnabled(" + id + ", " + enable + ") with old state = " + mDataEnabled[id] 1226 + " and enabledCount = " + mEnabledCount); 1227 } 1228 Message msg = obtainMessage(DctConstants.EVENT_ENABLE_NEW_APN); 1229 msg.arg1 = id; 1230 msg.arg2 = (enable ? DctConstants.ENABLED : DctConstants.DISABLED); 1231 sendMessage(msg); 1232 } 1233 1234 protected void onEnableApn(int apnId, int enabled) { 1235 if (DBG) { 1236 log("EVENT_APN_ENABLE_REQUEST apnId=" + apnId + ", apnType=" + apnIdToType(apnId) + 1237 ", enabled=" + enabled + ", dataEnabled = " + mDataEnabled[apnId] + 1238 ", enabledCount = " + mEnabledCount + ", isApnTypeActive = " + 1239 isApnTypeActive(apnIdToType(apnId))); 1240 } 1241 if (enabled == DctConstants.ENABLED) { 1242 synchronized (this) { 1243 if (!mDataEnabled[apnId]) { 1244 mDataEnabled[apnId] = true; 1245 mEnabledCount++; 1246 } 1247 } 1248 String type = apnIdToType(apnId); 1249 if (!isApnTypeActive(type)) { 1250 mRequestedApnType = type; 1251 onEnableNewApn(); 1252 } else { 1253 notifyApnIdUpToCurrent(Phone.REASON_APN_SWITCHED, apnId); 1254 } 1255 } else { 1256 // disable 1257 boolean didDisable = false; 1258 synchronized (this) { 1259 if (mDataEnabled[apnId]) { 1260 mDataEnabled[apnId] = false; 1261 mEnabledCount--; 1262 didDisable = true; 1263 } 1264 } 1265 if (didDisable) { 1266 if ((mEnabledCount == 0) || (apnId == DctConstants.APN_DUN_ID)) { 1267 mRequestedApnType = PhoneConstants.APN_TYPE_DEFAULT; 1268 onCleanUpConnection(true, apnId, Phone.REASON_DATA_DISABLED); 1269 } 1270 1271 // send the disconnect msg manually, since the normal route wont send 1272 // it (it's not enabled) 1273 notifyApnIdDisconnected(Phone.REASON_DATA_DISABLED, apnId); 1274 if (mDataEnabled[DctConstants.APN_DEFAULT_ID] == true 1275 && !isApnTypeActive(PhoneConstants.APN_TYPE_DEFAULT)) { 1276 // TODO - this is an ugly way to restore the default conn - should be done 1277 // by a real contention manager and policy that disconnects the lower pri 1278 // stuff as enable requests come in and pops them back on as we disable back 1279 // down to the lower pri stuff 1280 mRequestedApnType = PhoneConstants.APN_TYPE_DEFAULT; 1281 onEnableNewApn(); 1282 } 1283 } 1284 } 1285 } 1286 1287 /** 1288 * Called when we switch APNs. 1289 * 1290 * mRequestedApnType is set prior to call 1291 * To be overridden. 1292 */ 1293 protected void onEnableNewApn() { 1294 } 1295 1296 /** 1297 * Called when EVENT_RESET_DONE is received so goto 1298 * IDLE state and send notifications to those interested. 1299 * 1300 * TODO - currently unused. Needs to be hooked into DataConnection cleanup 1301 * TODO - needs to pass some notion of which connection is reset.. 1302 */ 1303 protected void onResetDone(AsyncResult ar) { 1304 if (DBG) log("EVENT_RESET_DONE"); 1305 String reason = null; 1306 if (ar.userObj instanceof String) { 1307 reason = (String) ar.userObj; 1308 } 1309 gotoIdleAndNotifyDataConnection(reason); 1310 } 1311 1312 /** 1313 * Prevent mobile data connections from being established, or once again 1314 * allow mobile data connections. If the state toggles, then either tear 1315 * down or set up data, as appropriate to match the new state. 1316 * 1317 * @param enable indicates whether to enable ({@code true}) or disable ( 1318 * {@code false}) data 1319 * @return {@code true} if the operation succeeded 1320 */ 1321 public boolean setInternalDataEnabled(boolean enable) { 1322 if (DBG) 1323 log("setInternalDataEnabled(" + enable + ")"); 1324 1325 Message msg = obtainMessage(DctConstants.EVENT_SET_INTERNAL_DATA_ENABLE); 1326 msg.arg1 = (enable ? DctConstants.ENABLED : DctConstants.DISABLED); 1327 sendMessage(msg); 1328 return true; 1329 } 1330 1331 protected void onSetInternalDataEnabled(boolean enabled) { 1332 synchronized (mDataEnabledLock) { 1333 mInternalDataEnabled = enabled; 1334 if (enabled) { 1335 log("onSetInternalDataEnabled: changed to enabled, try to setup data call"); 1336 onTrySetupData(Phone.REASON_DATA_ENABLED); 1337 } else { 1338 log("onSetInternalDataEnabled: changed to disabled, cleanUpAllConnections"); 1339 cleanUpAllConnections(null); 1340 } 1341 } 1342 } 1343 1344 public void cleanUpAllConnections(String cause) { 1345 Message msg = obtainMessage(DctConstants.EVENT_CLEAN_UP_ALL_CONNECTIONS); 1346 msg.obj = cause; 1347 sendMessage(msg); 1348 } 1349 1350 public abstract boolean isDisconnected(); 1351 1352 protected void onSetUserDataEnabled(boolean enabled) { 1353 synchronized (mDataEnabledLock) { 1354 if (mUserDataEnabled != enabled) { 1355 mUserDataEnabled = enabled; 1356 int phoneSubId = mPhone.getSubId(); 1357 Settings.Global.putInt(mPhone.getContext().getContentResolver(), 1358 Settings.Global.MOBILE_DATA + phoneSubId, enabled ? 1 : 0); 1359 if (getDataOnRoamingEnabled() == false && 1360 mPhone.getServiceState().getRoaming() == true) { 1361 if (enabled) { 1362 notifyOffApnsOfAvailability(Phone.REASON_ROAMING_ON); 1363 } else { 1364 notifyOffApnsOfAvailability(Phone.REASON_DATA_DISABLED); 1365 } 1366 } 1367 1368 if (enabled) { 1369 onTrySetupData(Phone.REASON_DATA_ENABLED); 1370 } else { 1371 onCleanUpAllConnections(Phone.REASON_DATA_SPECIFIC_DISABLED); 1372 } 1373 } 1374 } 1375 } 1376 1377 protected void onSetDependencyMet(String apnType, boolean met) { 1378 } 1379 1380 protected void onSetPolicyDataEnabled(boolean enabled) { 1381 synchronized (mDataEnabledLock) { 1382 final boolean prevEnabled = getAnyDataEnabled(); 1383 if (sPolicyDataEnabled != enabled) { 1384 sPolicyDataEnabled = enabled; 1385 if (prevEnabled != getAnyDataEnabled()) { 1386 if (!prevEnabled) { 1387 onTrySetupData(Phone.REASON_DATA_ENABLED); 1388 } else { 1389 onCleanUpAllConnections(Phone.REASON_DATA_SPECIFIC_DISABLED); 1390 } 1391 } 1392 } 1393 } 1394 } 1395 1396 protected String getReryConfig(boolean forDefault) { 1397 int nt = mPhone.getServiceState().getNetworkType(); 1398 1399 if ((nt == TelephonyManager.NETWORK_TYPE_CDMA) || 1400 (nt == TelephonyManager.NETWORK_TYPE_1xRTT) || 1401 (nt == TelephonyManager.NETWORK_TYPE_EVDO_0) || 1402 (nt == TelephonyManager.NETWORK_TYPE_EVDO_A) || 1403 (nt == TelephonyManager.NETWORK_TYPE_EVDO_B) || 1404 (nt == TelephonyManager.NETWORK_TYPE_EHRPD)) { 1405 // CDMA variant 1406 return SystemProperties.get("ro.cdma.data_retry_config"); 1407 } else { 1408 // Use GSM varient for all others. 1409 if (forDefault) { 1410 return SystemProperties.get("ro.gsm.data_retry_config"); 1411 } else { 1412 return SystemProperties.get("ro.gsm.2nd_data_retry_config"); 1413 } 1414 } 1415 } 1416 1417 protected void resetPollStats() { 1418 mTxPkts = -1; 1419 mRxPkts = -1; 1420 mNetStatPollPeriod = POLL_NETSTAT_MILLIS; 1421 } 1422 1423 protected abstract DctConstants.State getOverallState(); 1424 1425 void startNetStatPoll() { 1426 if (getOverallState() == DctConstants.State.CONNECTED 1427 && mNetStatPollEnabled == false) { 1428 if (DBG) { 1429 log("startNetStatPoll"); 1430 } 1431 resetPollStats(); 1432 mNetStatPollEnabled = true; 1433 mPollNetStat.run(); 1434 } 1435 if (mPhone != null) { 1436 mPhone.notifyDataActivity(); 1437 } 1438 } 1439 1440 void stopNetStatPoll() { 1441 mNetStatPollEnabled = false; 1442 removeCallbacks(mPollNetStat); 1443 if (DBG) { 1444 log("stopNetStatPoll"); 1445 } 1446 1447 // To sync data activity icon in the case of switching data connection to send MMS. 1448 if (mPhone != null) { 1449 mPhone.notifyDataActivity(); 1450 } 1451 } 1452 1453 public void sendStartNetStatPoll(DctConstants.Activity activity) { 1454 Message msg = obtainMessage(DctConstants.CMD_NET_STAT_POLL); 1455 msg.arg1 = DctConstants.ENABLED; 1456 msg.obj = activity; 1457 sendMessage(msg); 1458 } 1459 1460 protected void handleStartNetStatPoll(DctConstants.Activity activity) { 1461 startNetStatPoll(); 1462 startDataStallAlarm(DATA_STALL_NOT_SUSPECTED); 1463 setActivity(activity); 1464 } 1465 1466 public void sendStopNetStatPoll(DctConstants.Activity activity) { 1467 Message msg = obtainMessage(DctConstants.CMD_NET_STAT_POLL); 1468 msg.arg1 = DctConstants.DISABLED; 1469 msg.obj = activity; 1470 sendMessage(msg); 1471 } 1472 1473 protected void handleStopNetStatPoll(DctConstants.Activity activity) { 1474 stopNetStatPoll(); 1475 stopDataStallAlarm(); 1476 setActivity(activity); 1477 } 1478 1479 public void updateDataActivity() { 1480 long sent, received; 1481 1482 DctConstants.Activity newActivity; 1483 1484 TxRxSum preTxRxSum = new TxRxSum(mTxPkts, mRxPkts); 1485 TxRxSum curTxRxSum = new TxRxSum(); 1486 curTxRxSum.updateTxRxSum(); 1487 mTxPkts = curTxRxSum.txPkts; 1488 mRxPkts = curTxRxSum.rxPkts; 1489 1490 if (VDBG) { 1491 log("updateDataActivity: curTxRxSum=" + curTxRxSum + " preTxRxSum=" + preTxRxSum); 1492 } 1493 1494 if (mNetStatPollEnabled && (preTxRxSum.txPkts > 0 || preTxRxSum.rxPkts > 0)) { 1495 sent = mTxPkts - preTxRxSum.txPkts; 1496 received = mRxPkts - preTxRxSum.rxPkts; 1497 1498 if (VDBG) 1499 log("updateDataActivity: sent=" + sent + " received=" + received); 1500 if (sent > 0 && received > 0) { 1501 newActivity = DctConstants.Activity.DATAINANDOUT; 1502 } else if (sent > 0 && received == 0) { 1503 newActivity = DctConstants.Activity.DATAOUT; 1504 } else if (sent == 0 && received > 0) { 1505 newActivity = DctConstants.Activity.DATAIN; 1506 } else { 1507 newActivity = (mActivity == DctConstants.Activity.DORMANT) ? 1508 mActivity : DctConstants.Activity.NONE; 1509 } 1510 1511 if (mActivity != newActivity && mIsScreenOn) { 1512 if (VDBG) 1513 log("updateDataActivity: newActivity=" + newActivity); 1514 mActivity = newActivity; 1515 mPhone.notifyDataActivity(); 1516 } 1517 } 1518 } 1519 1520 // Recovery action taken in case of data stall 1521 protected static class RecoveryAction { 1522 public static final int GET_DATA_CALL_LIST = 0; 1523 public static final int CLEANUP = 1; 1524 public static final int REREGISTER = 2; 1525 public static final int RADIO_RESTART = 3; 1526 public static final int RADIO_RESTART_WITH_PROP = 4; 1527 1528 private static boolean isAggressiveRecovery(int value) { 1529 return ((value == RecoveryAction.CLEANUP) || 1530 (value == RecoveryAction.REREGISTER) || 1531 (value == RecoveryAction.RADIO_RESTART) || 1532 (value == RecoveryAction.RADIO_RESTART_WITH_PROP)); 1533 } 1534 } 1535 1536 public int getRecoveryAction() { 1537 int action = Settings.System.getInt(mPhone.getContext().getContentResolver(), 1538 "radio.data.stall.recovery.action", RecoveryAction.GET_DATA_CALL_LIST); 1539 if (VDBG_STALL) log("getRecoveryAction: " + action); 1540 return action; 1541 } 1542 public void putRecoveryAction(int action) { 1543 Settings.System.putInt(mPhone.getContext().getContentResolver(), 1544 "radio.data.stall.recovery.action", action); 1545 if (VDBG_STALL) log("putRecoveryAction: " + action); 1546 } 1547 1548 protected boolean isConnected() { 1549 return false; 1550 } 1551 1552 protected void doRecovery() { 1553 if (getOverallState() == DctConstants.State.CONNECTED) { 1554 // Go through a series of recovery steps, each action transitions to the next action 1555 int recoveryAction = getRecoveryAction(); 1556 switch (recoveryAction) { 1557 case RecoveryAction.GET_DATA_CALL_LIST: 1558 EventLog.writeEvent(EventLogTags.DATA_STALL_RECOVERY_GET_DATA_CALL_LIST, 1559 mSentSinceLastRecv); 1560 if (DBG) log("doRecovery() get data call list"); 1561 mPhone.mCi.getDataCallList(obtainMessage(DctConstants.EVENT_DATA_STATE_CHANGED)); 1562 putRecoveryAction(RecoveryAction.CLEANUP); 1563 break; 1564 case RecoveryAction.CLEANUP: 1565 EventLog.writeEvent(EventLogTags.DATA_STALL_RECOVERY_CLEANUP, mSentSinceLastRecv); 1566 if (DBG) log("doRecovery() cleanup all connections"); 1567 cleanUpAllConnections(Phone.REASON_PDP_RESET); 1568 putRecoveryAction(RecoveryAction.REREGISTER); 1569 break; 1570 case RecoveryAction.REREGISTER: 1571 EventLog.writeEvent(EventLogTags.DATA_STALL_RECOVERY_REREGISTER, 1572 mSentSinceLastRecv); 1573 if (DBG) log("doRecovery() re-register"); 1574 mPhone.getServiceStateTracker().reRegisterNetwork(null); 1575 putRecoveryAction(RecoveryAction.RADIO_RESTART); 1576 break; 1577 case RecoveryAction.RADIO_RESTART: 1578 EventLog.writeEvent(EventLogTags.DATA_STALL_RECOVERY_RADIO_RESTART, 1579 mSentSinceLastRecv); 1580 if (DBG) log("restarting radio"); 1581 putRecoveryAction(RecoveryAction.RADIO_RESTART_WITH_PROP); 1582 restartRadio(); 1583 break; 1584 case RecoveryAction.RADIO_RESTART_WITH_PROP: 1585 // This is in case radio restart has not recovered the data. 1586 // It will set an additional "gsm.radioreset" property to tell 1587 // RIL or system to take further action. 1588 // The implementation of hard reset recovery action is up to OEM product. 1589 // Once RADIO_RESET property is consumed, it is expected to set back 1590 // to false by RIL. 1591 EventLog.writeEvent(EventLogTags.DATA_STALL_RECOVERY_RADIO_RESTART_WITH_PROP, -1); 1592 if (DBG) log("restarting radio with gsm.radioreset to true"); 1593 SystemProperties.set(RADIO_RESET_PROPERTY, "true"); 1594 // give 1 sec so property change can be notified. 1595 try { 1596 Thread.sleep(1000); 1597 } catch (InterruptedException e) {} 1598 restartRadio(); 1599 putRecoveryAction(RecoveryAction.GET_DATA_CALL_LIST); 1600 break; 1601 default: 1602 throw new RuntimeException("doRecovery: Invalid recoveryAction=" + 1603 recoveryAction); 1604 } 1605 mSentSinceLastRecv = 0; 1606 } 1607 } 1608 1609 private void updateDataStallInfo() { 1610 long sent, received; 1611 1612 TxRxSum preTxRxSum = new TxRxSum(mDataStallTxRxSum); 1613 mDataStallTxRxSum.updateTxRxSum(); 1614 1615 if (VDBG_STALL) { 1616 log("updateDataStallInfo: mDataStallTxRxSum=" + mDataStallTxRxSum + 1617 " preTxRxSum=" + preTxRxSum); 1618 } 1619 1620 sent = mDataStallTxRxSum.txPkts - preTxRxSum.txPkts; 1621 received = mDataStallTxRxSum.rxPkts - preTxRxSum.rxPkts; 1622 1623 if (RADIO_TESTS) { 1624 if (SystemProperties.getBoolean("radio.test.data.stall", false)) { 1625 log("updateDataStallInfo: radio.test.data.stall true received = 0;"); 1626 received = 0; 1627 } 1628 } 1629 if ( sent > 0 && received > 0 ) { 1630 if (VDBG_STALL) log("updateDataStallInfo: IN/OUT"); 1631 mSentSinceLastRecv = 0; 1632 putRecoveryAction(RecoveryAction.GET_DATA_CALL_LIST); 1633 } else if (sent > 0 && received == 0) { 1634 if (mPhone.getState() == PhoneConstants.State.IDLE) { 1635 mSentSinceLastRecv += sent; 1636 } else { 1637 mSentSinceLastRecv = 0; 1638 } 1639 if (DBG) { 1640 log("updateDataStallInfo: OUT sent=" + sent + 1641 " mSentSinceLastRecv=" + mSentSinceLastRecv); 1642 } 1643 } else if (sent == 0 && received > 0) { 1644 if (VDBG_STALL) log("updateDataStallInfo: IN"); 1645 mSentSinceLastRecv = 0; 1646 putRecoveryAction(RecoveryAction.GET_DATA_CALL_LIST); 1647 } else { 1648 if (VDBG_STALL) log("updateDataStallInfo: NONE"); 1649 } 1650 } 1651 1652 protected void onDataStallAlarm(int tag) { 1653 if (mDataStallAlarmTag != tag) { 1654 if (DBG) { 1655 log("onDataStallAlarm: ignore, tag=" + tag + " expecting " + mDataStallAlarmTag); 1656 } 1657 return; 1658 } 1659 updateDataStallInfo(); 1660 1661 int hangWatchdogTrigger = Settings.Global.getInt(mResolver, 1662 Settings.Global.PDP_WATCHDOG_TRIGGER_PACKET_COUNT, 1663 NUMBER_SENT_PACKETS_OF_HANG); 1664 1665 boolean suspectedStall = DATA_STALL_NOT_SUSPECTED; 1666 if (mSentSinceLastRecv >= hangWatchdogTrigger) { 1667 if (DBG) { 1668 log("onDataStallAlarm: tag=" + tag + " do recovery action=" + getRecoveryAction()); 1669 } 1670 suspectedStall = DATA_STALL_SUSPECTED; 1671 sendMessage(obtainMessage(DctConstants.EVENT_DO_RECOVERY)); 1672 } else { 1673 if (VDBG_STALL) { 1674 log("onDataStallAlarm: tag=" + tag + " Sent " + String.valueOf(mSentSinceLastRecv) + 1675 " pkts since last received, < watchdogTrigger=" + hangWatchdogTrigger); 1676 } 1677 } 1678 startDataStallAlarm(suspectedStall); 1679 } 1680 1681 protected void startDataStallAlarm(boolean suspectedStall) { 1682 int nextAction = getRecoveryAction(); 1683 int delayInMs; 1684 1685 if (mDataStallDetectionEnabled && getOverallState() == DctConstants.State.CONNECTED) { 1686 // If screen is on or data stall is currently suspected, set the alarm 1687 // with an aggresive timeout. 1688 if (mIsScreenOn || suspectedStall || RecoveryAction.isAggressiveRecovery(nextAction)) { 1689 delayInMs = Settings.Global.getInt(mResolver, 1690 Settings.Global.DATA_STALL_ALARM_AGGRESSIVE_DELAY_IN_MS, 1691 DATA_STALL_ALARM_AGGRESSIVE_DELAY_IN_MS_DEFAULT); 1692 } else { 1693 delayInMs = Settings.Global.getInt(mResolver, 1694 Settings.Global.DATA_STALL_ALARM_NON_AGGRESSIVE_DELAY_IN_MS, 1695 DATA_STALL_ALARM_NON_AGGRESSIVE_DELAY_IN_MS_DEFAULT); 1696 } 1697 1698 mDataStallAlarmTag += 1; 1699 if (VDBG_STALL) { 1700 log("startDataStallAlarm: tag=" + mDataStallAlarmTag + 1701 " delay=" + (delayInMs / 1000) + "s"); 1702 } 1703 Intent intent = new Intent(INTENT_DATA_STALL_ALARM); 1704 intent.putExtra(DATA_STALL_ALARM_TAG_EXTRA, mDataStallAlarmTag); 1705 mDataStallAlarmIntent = PendingIntent.getBroadcast(mPhone.getContext(), 0, intent, 1706 PendingIntent.FLAG_UPDATE_CURRENT); 1707 mAlarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, 1708 SystemClock.elapsedRealtime() + delayInMs, mDataStallAlarmIntent); 1709 } else { 1710 if (VDBG_STALL) { 1711 log("startDataStallAlarm: NOT started, no connection tag=" + mDataStallAlarmTag); 1712 } 1713 } 1714 } 1715 1716 protected void stopDataStallAlarm() { 1717 if (VDBG_STALL) { 1718 log("stopDataStallAlarm: current tag=" + mDataStallAlarmTag + 1719 " mDataStallAlarmIntent=" + mDataStallAlarmIntent); 1720 } 1721 mDataStallAlarmTag += 1; 1722 if (mDataStallAlarmIntent != null) { 1723 mAlarmManager.cancel(mDataStallAlarmIntent); 1724 mDataStallAlarmIntent = null; 1725 } 1726 } 1727 1728 protected void restartDataStallAlarm() { 1729 if (isConnected() == false) return; 1730 // To be called on screen status change. 1731 // Do not cancel the alarm if it is set with aggressive timeout. 1732 int nextAction = getRecoveryAction(); 1733 1734 if (RecoveryAction.isAggressiveRecovery(nextAction)) { 1735 if (DBG) log("restartDataStallAlarm: action is pending. not resetting the alarm."); 1736 return; 1737 } 1738 if (VDBG_STALL) log("restartDataStallAlarm: stop then start."); 1739 stopDataStallAlarm(); 1740 startDataStallAlarm(DATA_STALL_NOT_SUSPECTED); 1741 } 1742 1743 protected void setInitialAttachApn() { 1744 ApnSetting iaApnSetting = null; 1745 ApnSetting defaultApnSetting = null; 1746 ApnSetting firstApnSetting = null; 1747 1748 log("setInitialApn: E mPreferredApn=" + mPreferredApn); 1749 1750 if (mAllApnSettings != null && !mAllApnSettings.isEmpty()) { 1751 firstApnSetting = mAllApnSettings.get(0); 1752 log("setInitialApn: firstApnSetting=" + firstApnSetting); 1753 1754 // Search for Initial APN setting and the first apn that can handle default 1755 for (ApnSetting apn : mAllApnSettings) { 1756 // Can't use apn.canHandleType(), as that returns true for APNs that have no type. 1757 if (ArrayUtils.contains(apn.types, PhoneConstants.APN_TYPE_IA) && 1758 apn.carrierEnabled) { 1759 // The Initial Attach APN is highest priority so use it if there is one 1760 log("setInitialApn: iaApnSetting=" + apn); 1761 iaApnSetting = apn; 1762 break; 1763 } else if ((defaultApnSetting == null) 1764 && (apn.canHandleType(PhoneConstants.APN_TYPE_DEFAULT))) { 1765 // Use the first default apn if no better choice 1766 log("setInitialApn: defaultApnSetting=" + apn); 1767 defaultApnSetting = apn; 1768 } 1769 } 1770 } 1771 1772 // The priority of apn candidates from highest to lowest is: 1773 // 1) APN_TYPE_IA (Inital Attach) 1774 // 2) mPreferredApn, i.e. the current preferred apn 1775 // 3) The first apn that than handle APN_TYPE_DEFAULT 1776 // 4) The first APN we can find. 1777 1778 ApnSetting initialAttachApnSetting = null; 1779 if (iaApnSetting != null) { 1780 if (DBG) log("setInitialAttachApn: using iaApnSetting"); 1781 initialAttachApnSetting = iaApnSetting; 1782 } else if (mPreferredApn != null) { 1783 if (DBG) log("setInitialAttachApn: using mPreferredApn"); 1784 initialAttachApnSetting = mPreferredApn; 1785 } else if (defaultApnSetting != null) { 1786 if (DBG) log("setInitialAttachApn: using defaultApnSetting"); 1787 initialAttachApnSetting = defaultApnSetting; 1788 } else if (firstApnSetting != null) { 1789 if (DBG) log("setInitialAttachApn: using firstApnSetting"); 1790 initialAttachApnSetting = firstApnSetting; 1791 } 1792 1793 if (initialAttachApnSetting == null) { 1794 if (DBG) log("setInitialAttachApn: X There in no available apn"); 1795 } else { 1796 if (DBG) log("setInitialAttachApn: X selected Apn=" + initialAttachApnSetting); 1797 1798 mPhone.mCi.setInitialAttachApn(initialAttachApnSetting.apn, 1799 initialAttachApnSetting.protocol, initialAttachApnSetting.authType, 1800 initialAttachApnSetting.user, initialAttachApnSetting.password, null); 1801 } 1802 } 1803 1804 protected void setDataProfilesAsNeeded() { 1805 if (DBG) log("setDataProfilesAsNeeded"); 1806 if (mAllApnSettings != null && !mAllApnSettings.isEmpty()) { 1807 ArrayList<DataProfile> dps = new ArrayList<DataProfile>(); 1808 for (ApnSetting apn : mAllApnSettings) { 1809 if (apn.modemCognitive) { 1810 DataProfile dp = new DataProfile(apn, 1811 mPhone.getServiceState().getRoaming()); 1812 boolean isDup = false; 1813 for(DataProfile dpIn : dps) { 1814 if (dp.equals(dpIn)) { 1815 isDup = true; 1816 break; 1817 } 1818 } 1819 if (!isDup) { 1820 dps.add(dp); 1821 } 1822 } 1823 } 1824 if(dps.size() > 0) { 1825 mPhone.mCi.setDataProfile(dps.toArray(new DataProfile[0]), null); 1826 } 1827 } 1828 } 1829 1830 protected void onActionIntentProvisioningApnAlarm(Intent intent) { 1831 if (DBG) log("onActionIntentProvisioningApnAlarm: action=" + intent.getAction()); 1832 Message msg = obtainMessage(DctConstants.EVENT_PROVISIONING_APN_ALARM, 1833 intent.getAction()); 1834 msg.arg1 = intent.getIntExtra(PROVISIONING_APN_ALARM_TAG_EXTRA, 0); 1835 sendMessage(msg); 1836 } 1837 1838 protected void startProvisioningApnAlarm() { 1839 int delayInMs = Settings.Global.getInt(mResolver, 1840 Settings.Global.PROVISIONING_APN_ALARM_DELAY_IN_MS, 1841 PROVISIONING_APN_ALARM_DELAY_IN_MS_DEFAULT); 1842 if (Build.IS_DEBUGGABLE) { 1843 // Allow debug code to use a system property to provide another value 1844 String delayInMsStrg = Integer.toString(delayInMs); 1845 delayInMsStrg = System.getProperty(DEBUG_PROV_APN_ALARM, delayInMsStrg); 1846 try { 1847 delayInMs = Integer.parseInt(delayInMsStrg); 1848 } catch (NumberFormatException e) { 1849 loge("startProvisioningApnAlarm: e=" + e); 1850 } 1851 } 1852 mProvisioningApnAlarmTag += 1; 1853 if (DBG) { 1854 log("startProvisioningApnAlarm: tag=" + mProvisioningApnAlarmTag + 1855 " delay=" + (delayInMs / 1000) + "s"); 1856 } 1857 Intent intent = new Intent(INTENT_PROVISIONING_APN_ALARM); 1858 intent.putExtra(PROVISIONING_APN_ALARM_TAG_EXTRA, mProvisioningApnAlarmTag); 1859 mProvisioningApnAlarmIntent = PendingIntent.getBroadcast(mPhone.getContext(), 0, intent, 1860 PendingIntent.FLAG_UPDATE_CURRENT); 1861 mAlarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, 1862 SystemClock.elapsedRealtime() + delayInMs, mProvisioningApnAlarmIntent); 1863 } 1864 1865 protected void stopProvisioningApnAlarm() { 1866 if (DBG) { 1867 log("stopProvisioningApnAlarm: current tag=" + mProvisioningApnAlarmTag + 1868 " mProvsioningApnAlarmIntent=" + mProvisioningApnAlarmIntent); 1869 } 1870 mProvisioningApnAlarmTag += 1; 1871 if (mProvisioningApnAlarmIntent != null) { 1872 mAlarmManager.cancel(mProvisioningApnAlarmIntent); 1873 mProvisioningApnAlarmIntent = null; 1874 } 1875 } 1876 1877 void sendCleanUpConnection(boolean tearDown, ApnContext apnContext) { 1878 if (DBG)log("sendCleanUpConnection: tearDown=" + tearDown + " apnContext=" + apnContext); 1879 Message msg = obtainMessage(DctConstants.EVENT_CLEAN_UP_CONNECTION); 1880 msg.arg1 = tearDown ? 1 : 0; 1881 msg.arg2 = 0; 1882 msg.obj = apnContext; 1883 sendMessage(msg); 1884 } 1885 1886 void sendRestartRadio() { 1887 if (DBG)log("sendRestartRadio:"); 1888 Message msg = obtainMessage(DctConstants.EVENT_RESTART_RADIO); 1889 sendMessage(msg); 1890 } 1891 1892 public void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 1893 pw.println("DcTrackerBase:"); 1894 pw.println(" RADIO_TESTS=" + RADIO_TESTS); 1895 pw.println(" mInternalDataEnabled=" + mInternalDataEnabled); 1896 pw.println(" mUserDataEnabled=" + mUserDataEnabled); 1897 pw.println(" sPolicyDataEnabed=" + sPolicyDataEnabled); 1898 pw.println(" mDataEnabled:"); 1899 for(int i=0; i < mDataEnabled.length; i++) { 1900 pw.printf(" mDataEnabled[%d]=%b\n", i, mDataEnabled[i]); 1901 } 1902 pw.flush(); 1903 pw.println(" mEnabledCount=" + mEnabledCount); 1904 pw.println(" mRequestedApnType=" + mRequestedApnType); 1905 pw.println(" mPhone=" + mPhone.getPhoneName()); 1906 pw.println(" mActivity=" + mActivity); 1907 pw.println(" mState=" + mState); 1908 pw.println(" mTxPkts=" + mTxPkts); 1909 pw.println(" mRxPkts=" + mRxPkts); 1910 pw.println(" mNetStatPollPeriod=" + mNetStatPollPeriod); 1911 pw.println(" mNetStatPollEnabled=" + mNetStatPollEnabled); 1912 pw.println(" mDataStallTxRxSum=" + mDataStallTxRxSum); 1913 pw.println(" mDataStallAlarmTag=" + mDataStallAlarmTag); 1914 pw.println(" mDataStallDetectionEanbled=" + mDataStallDetectionEnabled); 1915 pw.println(" mSentSinceLastRecv=" + mSentSinceLastRecv); 1916 pw.println(" mNoRecvPollCount=" + mNoRecvPollCount); 1917 pw.println(" mResolver=" + mResolver); 1918 pw.println(" mIsWifiConnected=" + mIsWifiConnected); 1919 pw.println(" mReconnectIntent=" + mReconnectIntent); 1920 pw.println(" mCidActive=" + mCidActive); 1921 pw.println(" mAutoAttachOnCreation=" + mAutoAttachOnCreation); 1922 pw.println(" mIsScreenOn=" + mIsScreenOn); 1923 pw.println(" mUniqueIdGenerator=" + mUniqueIdGenerator); 1924 pw.flush(); 1925 pw.println(" ***************************************"); 1926 DcController dcc = mDcc; 1927 if (dcc != null) { 1928 dcc.dump(fd, pw, args); 1929 } else { 1930 pw.println(" mDcc=null"); 1931 } 1932 pw.println(" ***************************************"); 1933 HashMap<Integer, DataConnection> dcs = mDataConnections; 1934 if (dcs != null) { 1935 Set<Entry<Integer, DataConnection> > mDcSet = mDataConnections.entrySet(); 1936 pw.println(" mDataConnections: count=" + mDcSet.size()); 1937 for (Entry<Integer, DataConnection> entry : mDcSet) { 1938 pw.printf(" *** mDataConnection[%d] \n", entry.getKey()); 1939 entry.getValue().dump(fd, pw, args); 1940 } 1941 } else { 1942 pw.println("mDataConnections=null"); 1943 } 1944 pw.println(" ***************************************"); 1945 pw.flush(); 1946 HashMap<String, Integer> apnToDcId = mApnToDataConnectionId; 1947 if (apnToDcId != null) { 1948 Set<Entry<String, Integer>> apnToDcIdSet = apnToDcId.entrySet(); 1949 pw.println(" mApnToDataConnectonId size=" + apnToDcIdSet.size()); 1950 for (Entry<String, Integer> entry : apnToDcIdSet) { 1951 pw.printf(" mApnToDataConnectonId[%s]=%d\n", entry.getKey(), entry.getValue()); 1952 } 1953 } else { 1954 pw.println("mApnToDataConnectionId=null"); 1955 } 1956 pw.println(" ***************************************"); 1957 pw.flush(); 1958 ConcurrentHashMap<String, ApnContext> apnCtxs = mApnContexts; 1959 if (apnCtxs != null) { 1960 Set<Entry<String, ApnContext>> apnCtxsSet = apnCtxs.entrySet(); 1961 pw.println(" mApnContexts size=" + apnCtxsSet.size()); 1962 for (Entry<String, ApnContext> entry : apnCtxsSet) { 1963 entry.getValue().dump(fd, pw, args); 1964 } 1965 pw.println(" ***************************************"); 1966 } else { 1967 pw.println(" mApnContexts=null"); 1968 } 1969 pw.flush(); 1970 pw.println(" mActiveApn=" + mActiveApn); 1971 ArrayList<ApnSetting> apnSettings = mAllApnSettings; 1972 if (apnSettings != null) { 1973 pw.println(" mAllApnSettings size=" + apnSettings.size()); 1974 for (int i=0; i < apnSettings.size(); i++) { 1975 pw.printf(" mAllApnSettings[%d]: %s\n", i, apnSettings.get(i)); 1976 } 1977 pw.flush(); 1978 } else { 1979 pw.println(" mAllApnSettings=null"); 1980 } 1981 pw.println(" mPreferredApn=" + mPreferredApn); 1982 pw.println(" mIsPsRestricted=" + mIsPsRestricted); 1983 pw.println(" mIsDisposed=" + mIsDisposed); 1984 pw.println(" mIntentReceiver=" + mIntentReceiver); 1985 pw.println(" mDataRoamingSettingObserver=" + mDataRoamingSettingObserver); 1986 pw.flush(); 1987 } 1988} 1989