DcTrackerBase.java revision b237a11044ed842d2865ff8c8716befb06b6ca25
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_SUB_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 IntentFilter filter = new IntentFilter(); 567 filter.addAction(Intent.ACTION_SCREEN_ON); 568 filter.addAction(Intent.ACTION_SCREEN_OFF); 569 filter.addAction(WifiManager.NETWORK_STATE_CHANGED_ACTION); 570 filter.addAction(WifiManager.WIFI_STATE_CHANGED_ACTION); 571 filter.addAction(INTENT_DATA_STALL_ALARM); 572 filter.addAction(INTENT_PROVISIONING_APN_ALARM); 573 574 mUserDataEnabled = Settings.Global.getInt( 575 mPhone.getContext().getContentResolver(), Settings.Global.MOBILE_DATA, 1) == 1; 576 577 mPhone.getContext().registerReceiver(mIntentReceiver, filter, null, mPhone); 578 579 // This preference tells us 1) initial condition for "dataEnabled", 580 // and 2) whether the RIL will setup the baseband to auto-PS attach. 581 582 mDataEnabled[DctConstants.APN_DEFAULT_ID] = 583 SystemProperties.getBoolean(DEFALUT_DATA_ON_BOOT_PROP,true); 584 if (mDataEnabled[DctConstants.APN_DEFAULT_ID]) { 585 mEnabledCount++; 586 } 587 588 SharedPreferences sp = PreferenceManager.getDefaultSharedPreferences(mPhone.getContext()); 589 mAutoAttachOnCreation = sp.getBoolean(PhoneBase.DATA_DISABLED_ON_BOOT_KEY, false); 590 591 // Watch for changes to Settings.Global.DATA_ROAMING 592 mDataRoamingSettingObserver = new DataRoamingSettingObserver(mPhone, mPhone.getContext()); 593 mDataRoamingSettingObserver.register(); 594 595 HandlerThread dcHandlerThread = new HandlerThread("DcHandlerThread"); 596 dcHandlerThread.start(); 597 Handler dcHandler = new Handler(dcHandlerThread.getLooper()); 598 mDcc = DcController.makeDcc(mPhone, this, dcHandler); 599 mDcTesterFailBringUpAll = new DcTesterFailBringUpAll(mPhone, dcHandler); 600 } 601 602 public void dispose() { 603 if (DBG) log("DCT.dispose"); 604 for (DcAsyncChannel dcac : mDataConnectionAcHashMap.values()) { 605 dcac.disconnect(); 606 } 607 mDataConnectionAcHashMap.clear(); 608 mIsDisposed = true; 609 mPhone.getContext().unregisterReceiver(mIntentReceiver); 610 mUiccController.unregisterForIccChanged(this); 611 mDataRoamingSettingObserver.unregister(); 612 mDcc.dispose(); 613 mDcTesterFailBringUpAll.dispose(); 614 } 615 616 public long getSubId() { 617 return mPhone.getSubId(); 618 } 619 620 public DctConstants.Activity getActivity() { 621 return mActivity; 622 } 623 624 void setActivity(DctConstants.Activity activity) { 625 log("setActivity = " + activity); 626 mActivity = activity; 627 mPhone.notifyDataActivity(); 628 } 629 630 public void incApnRefCount(String name) { 631 632 } 633 634 public void decApnRefCount(String name) { 635 636 } 637 638 public boolean isApnSupported(String name) { 639 return false; 640 } 641 642 public int getApnPriority(String name) { 643 return -1; 644 } 645 646 647 public boolean isApnTypeActive(String type) { 648 // TODO: support simultaneous with List instead 649 if (PhoneConstants.APN_TYPE_DUN.equals(type)) { 650 ApnSetting dunApn = fetchDunApn(); 651 if (dunApn != null) { 652 return ((mActiveApn != null) && (dunApn.toString().equals(mActiveApn.toString()))); 653 } 654 } 655 return mActiveApn != null && mActiveApn.canHandleType(type); 656 } 657 658 protected ApnSetting fetchDunApn() { 659 if (SystemProperties.getBoolean("net.tethering.noprovisioning", false)) { 660 log("fetchDunApn: net.tethering.noprovisioning=true ret: null"); 661 return null; 662 } 663 int bearer = -1; 664 Context c = mPhone.getContext(); 665 String apnData = Settings.Global.getString(c.getContentResolver(), 666 Settings.Global.TETHER_DUN_APN); 667 List<ApnSetting> dunSettings = ApnSetting.arrayFromString(apnData); 668 for (ApnSetting dunSetting : dunSettings) { 669 IccRecords r = mIccRecords.get(); 670 String operator = (r != null) ? r.getOperatorNumeric() : ""; 671 if (dunSetting.bearer != 0) { 672 if (bearer == -1) bearer = mPhone.getServiceState().getRilDataRadioTechnology(); 673 if (dunSetting.bearer != bearer) continue; 674 } 675 if (dunSetting.numeric.equals(operator)) { 676 if (dunSetting.hasMvnoParams()) { 677 if (r != null && 678 mvnoMatches(r, dunSetting.mvnoType, dunSetting.mvnoMatchData)) { 679 if (VDBG) { 680 log("fetchDunApn: global TETHER_DUN_APN dunSetting=" + dunSetting); 681 } 682 return dunSetting; 683 } 684 } else { 685 if (VDBG) log("fetchDunApn: global TETHER_DUN_APN dunSetting=" + dunSetting); 686 return dunSetting; 687 } 688 } 689 } 690 691 apnData = c.getResources().getString(R.string.config_tether_apndata); 692 ApnSetting dunSetting = ApnSetting.fromString(apnData); 693 if (VDBG) log("fetchDunApn: config_tether_apndata dunSetting=" + dunSettings); 694 return dunSetting; 695 } 696 697 public String[] getActiveApnTypes() { 698 String[] result; 699 if (mActiveApn != null) { 700 result = mActiveApn.types; 701 } else { 702 result = new String[1]; 703 result[0] = PhoneConstants.APN_TYPE_DEFAULT; 704 } 705 return result; 706 } 707 708 /** TODO: See if we can remove */ 709 public String getActiveApnString(String apnType) { 710 String result = null; 711 if (mActiveApn != null) { 712 result = mActiveApn.apn; 713 } 714 return result; 715 } 716 717 /** 718 * Modify {@link android.provider.Settings.Global#DATA_ROAMING} value. 719 */ 720 public void setDataOnRoamingEnabled(boolean enabled) { 721 if (getDataOnRoamingEnabled() != enabled) { 722 final ContentResolver resolver = mPhone.getContext().getContentResolver(); 723 Settings.Global.putInt(resolver, Settings.Global.DATA_ROAMING, enabled ? 1 : 0); 724 // will trigger handleDataOnRoamingChange() through observer 725 } 726 } 727 728 /** 729 * Return current {@link android.provider.Settings.Global#DATA_ROAMING} value. 730 */ 731 public boolean getDataOnRoamingEnabled() { 732 try { 733 final ContentResolver resolver = mPhone.getContext().getContentResolver(); 734 return Settings.Global.getInt(resolver, Settings.Global.DATA_ROAMING) != 0; 735 } catch (SettingNotFoundException snfe) { 736 return false; 737 } 738 } 739 740 /** 741 * Modify {@link android.provider.Settings.Global#MOBILE_DATA} value. 742 */ 743 public void setDataEnabled(boolean enable) { 744 Message msg = obtainMessage(DctConstants.CMD_SET_USER_DATA_ENABLE); 745 msg.arg1 = enable ? 1 : 0; 746 sendMessage(msg); 747 } 748 749 /** 750 * Return current {@link android.provider.Settings.Global#MOBILE_DATA} value. 751 */ 752 public boolean getDataEnabled() { 753 try { 754 final ContentResolver resolver = mPhone.getContext().getContentResolver(); 755 return Settings.Global.getInt(resolver, Settings.Global.MOBILE_DATA) != 0; 756 } catch (SettingNotFoundException snfe) { 757 return false; 758 } 759 } 760 761 // abstract methods 762 protected abstract void restartRadio(); 763 protected abstract void log(String s); 764 protected abstract void loge(String s); 765 protected abstract boolean isDataAllowed(); 766 protected abstract boolean isApnTypeAvailable(String type); 767 public abstract DctConstants.State getState(String apnType); 768 protected abstract boolean isProvisioningApn(String apnType); 769 protected abstract void setState(DctConstants.State s); 770 protected abstract void gotoIdleAndNotifyDataConnection(String reason); 771 772 protected abstract boolean onTrySetupData(String reason); 773 protected abstract void onRoamingOff(); 774 protected abstract void onRoamingOn(); 775 protected abstract void onRadioAvailable(); 776 protected abstract void onRadioOffOrNotAvailable(); 777 protected abstract void onDataSetupComplete(AsyncResult ar); 778 protected abstract void onDataSetupCompleteError(AsyncResult ar); 779 protected abstract void onDisconnectDone(int connId, AsyncResult ar); 780 protected abstract void onDisconnectDcRetrying(int connId, AsyncResult ar); 781 protected abstract void onVoiceCallStarted(); 782 protected abstract void onVoiceCallEnded(); 783 protected abstract void onCleanUpConnection(boolean tearDown, int apnId, String reason); 784 protected abstract void onCleanUpAllConnections(String cause); 785 public abstract boolean isDataPossible(String apnType); 786 protected abstract void onUpdateIcc(); 787 protected abstract void completeConnection(ApnContext apnContext); 788 public abstract void setDataAllowed(boolean enable, Message response); 789 public abstract String[] getPcscfAddress(String apnType); 790 public abstract void setImsRegistrationState(boolean registered); 791 protected abstract boolean mvnoMatches(IccRecords r, String mvno_type, String mvno_match_data); 792 protected abstract boolean isPermanentFail(DcFailCause dcFailCause); 793 794 @Override 795 public void handleMessage(Message msg) { 796 switch (msg.what) { 797 case AsyncChannel.CMD_CHANNEL_DISCONNECTED: { 798 log("DISCONNECTED_CONNECTED: msg=" + msg); 799 DcAsyncChannel dcac = (DcAsyncChannel) msg.obj; 800 mDataConnectionAcHashMap.remove(dcac.getDataConnectionIdSync()); 801 dcac.disconnected(); 802 break; 803 } 804 case DctConstants.EVENT_ENABLE_NEW_APN: 805 onEnableApn(msg.arg1, msg.arg2); 806 break; 807 808 case DctConstants.EVENT_TRY_SETUP_DATA: 809 String reason = null; 810 if (msg.obj instanceof String) { 811 reason = (String) msg.obj; 812 } 813 onTrySetupData(reason); 814 break; 815 816 case DctConstants.EVENT_DATA_STALL_ALARM: 817 onDataStallAlarm(msg.arg1); 818 break; 819 820 case DctConstants.EVENT_ROAMING_OFF: 821 onRoamingOff(); 822 break; 823 824 case DctConstants.EVENT_ROAMING_ON: 825 onRoamingOn(); 826 break; 827 828 case DctConstants.EVENT_RADIO_AVAILABLE: 829 onRadioAvailable(); 830 break; 831 832 case DctConstants.EVENT_RADIO_OFF_OR_NOT_AVAILABLE: 833 onRadioOffOrNotAvailable(); 834 break; 835 836 case DctConstants.EVENT_DATA_SETUP_COMPLETE: 837 mCidActive = msg.arg1; 838 onDataSetupComplete((AsyncResult) msg.obj); 839 break; 840 841 case DctConstants.EVENT_DATA_SETUP_COMPLETE_ERROR: 842 onDataSetupCompleteError((AsyncResult) msg.obj); 843 break; 844 845 case DctConstants.EVENT_DISCONNECT_DONE: 846 log("DataConnectionTracker.handleMessage: EVENT_DISCONNECT_DONE msg=" + msg); 847 onDisconnectDone(msg.arg1, (AsyncResult) msg.obj); 848 break; 849 850 case DctConstants.EVENT_DISCONNECT_DC_RETRYING: 851 log("DataConnectionTracker.handleMessage: EVENT_DISCONNECT_DC_RETRYING msg=" + msg); 852 onDisconnectDcRetrying(msg.arg1, (AsyncResult) msg.obj); 853 break; 854 855 case DctConstants.EVENT_VOICE_CALL_STARTED: 856 onVoiceCallStarted(); 857 break; 858 859 case DctConstants.EVENT_VOICE_CALL_ENDED: 860 onVoiceCallEnded(); 861 break; 862 863 case DctConstants.EVENT_CLEAN_UP_ALL_CONNECTIONS: { 864 onCleanUpAllConnections((String) msg.obj); 865 break; 866 } 867 case DctConstants.EVENT_CLEAN_UP_CONNECTION: { 868 boolean tearDown = (msg.arg1 == 0) ? false : true; 869 onCleanUpConnection(tearDown, msg.arg2, (String) msg.obj); 870 break; 871 } 872 case DctConstants.EVENT_SET_INTERNAL_DATA_ENABLE: { 873 boolean enabled = (msg.arg1 == DctConstants.ENABLED) ? true : false; 874 onSetInternalDataEnabled(enabled); 875 break; 876 } 877 case DctConstants.EVENT_RESET_DONE: { 878 if (DBG) log("EVENT_RESET_DONE"); 879 onResetDone((AsyncResult) msg.obj); 880 break; 881 } 882 case DctConstants.CMD_SET_USER_DATA_ENABLE: { 883 final boolean enabled = (msg.arg1 == DctConstants.ENABLED) ? true : false; 884 if (DBG) log("CMD_SET_USER_DATA_ENABLE enabled=" + enabled); 885 onSetUserDataEnabled(enabled); 886 break; 887 } 888 case DctConstants.CMD_SET_DEPENDENCY_MET: { 889 boolean met = (msg.arg1 == DctConstants.ENABLED) ? true : false; 890 if (DBG) log("CMD_SET_DEPENDENCY_MET met=" + met); 891 Bundle bundle = msg.getData(); 892 if (bundle != null) { 893 String apnType = (String)bundle.get(DctConstants.APN_TYPE_KEY); 894 if (apnType != null) { 895 onSetDependencyMet(apnType, met); 896 } 897 } 898 break; 899 } 900 case DctConstants.CMD_SET_POLICY_DATA_ENABLE: { 901 final boolean enabled = (msg.arg1 == DctConstants.ENABLED) ? true : false; 902 onSetPolicyDataEnabled(enabled); 903 break; 904 } 905 case DctConstants.CMD_SET_ENABLE_FAIL_FAST_MOBILE_DATA: { 906 sEnableFailFastRefCounter += (msg.arg1 == DctConstants.ENABLED) ? 1 : -1; 907 if (DBG) { 908 log("CMD_SET_ENABLE_FAIL_FAST_MOBILE_DATA: " 909 + " sEnableFailFastRefCounter=" + sEnableFailFastRefCounter); 910 } 911 if (sEnableFailFastRefCounter < 0) { 912 final String s = "CMD_SET_ENABLE_FAIL_FAST_MOBILE_DATA: " 913 + "sEnableFailFastRefCounter:" + sEnableFailFastRefCounter + " < 0"; 914 loge(s); 915 sEnableFailFastRefCounter = 0; 916 } 917 final boolean enabled = sEnableFailFastRefCounter > 0; 918 if (DBG) { 919 log("CMD_SET_ENABLE_FAIL_FAST_MOBILE_DATA: enabled=" + enabled 920 + " sEnableFailFastRefCounter=" + sEnableFailFastRefCounter); 921 } 922 if (mFailFast != enabled) { 923 mFailFast = enabled; 924 mDataStallDetectionEnabled = !enabled; 925 if (mDataStallDetectionEnabled 926 && (getOverallState() == DctConstants.State.CONNECTED) 927 && (!mInVoiceCall || 928 mPhone.getServiceStateTracker() 929 .isConcurrentVoiceAndDataAllowed())) { 930 if (DBG) log("CMD_SET_ENABLE_FAIL_FAST_MOBILE_DATA: start data stall"); 931 stopDataStallAlarm(); 932 startDataStallAlarm(DATA_STALL_NOT_SUSPECTED); 933 } else { 934 if (DBG) log("CMD_SET_ENABLE_FAIL_FAST_MOBILE_DATA: stop data stall"); 935 stopDataStallAlarm(); 936 } 937 } 938 939 break; 940 } 941 case DctConstants.CMD_ENABLE_MOBILE_PROVISIONING: { 942 Bundle bundle = msg.getData(); 943 if (bundle != null) { 944 try { 945 mProvisioningUrl = (String)bundle.get(DctConstants.PROVISIONING_URL_KEY); 946 } catch(ClassCastException e) { 947 loge("CMD_ENABLE_MOBILE_PROVISIONING: provisioning url not a string" + e); 948 mProvisioningUrl = null; 949 } 950 } 951 if (TextUtils.isEmpty(mProvisioningUrl)) { 952 loge("CMD_ENABLE_MOBILE_PROVISIONING: provisioning url is empty, ignoring"); 953 mIsProvisioning = false; 954 mProvisioningUrl = null; 955 } else { 956 loge("CMD_ENABLE_MOBILE_PROVISIONING: provisioningUrl=" + mProvisioningUrl); 957 mIsProvisioning = true; 958 startProvisioningApnAlarm(); 959 } 960 break; 961 } 962 case DctConstants.EVENT_PROVISIONING_APN_ALARM: { 963 if (DBG) log("EVENT_PROVISIONING_APN_ALARM"); 964 ApnContext apnCtx = mApnContexts.get("default"); 965 if (apnCtx.isProvisioningApn() && apnCtx.isConnectedOrConnecting()) { 966 if (mProvisioningApnAlarmTag == msg.arg1) { 967 if (DBG) log("EVENT_PROVISIONING_APN_ALARM: Disconnecting"); 968 mIsProvisioning = false; 969 mProvisioningUrl = null; 970 stopProvisioningApnAlarm(); 971 sendCleanUpConnection(true, apnCtx); 972 } else { 973 if (DBG) { 974 log("EVENT_PROVISIONING_APN_ALARM: ignore stale tag," 975 + " mProvisioningApnAlarmTag:" + mProvisioningApnAlarmTag 976 + " != arg1:" + msg.arg1); 977 } 978 } 979 } else { 980 if (DBG) log("EVENT_PROVISIONING_APN_ALARM: Not connected ignore"); 981 } 982 break; 983 } 984 case DctConstants.CMD_IS_PROVISIONING_APN: { 985 if (DBG) log("CMD_IS_PROVISIONING_APN"); 986 boolean isProvApn; 987 try { 988 String apnType = null; 989 Bundle bundle = msg.getData(); 990 if (bundle != null) { 991 apnType = (String)bundle.get(DctConstants.APN_TYPE_KEY); 992 } 993 if (TextUtils.isEmpty(apnType)) { 994 loge("CMD_IS_PROVISIONING_APN: apnType is empty"); 995 isProvApn = false; 996 } else { 997 isProvApn = isProvisioningApn(apnType); 998 } 999 } catch (ClassCastException e) { 1000 loge("CMD_IS_PROVISIONING_APN: NO provisioning url ignoring"); 1001 isProvApn = false; 1002 } 1003 if (DBG) log("CMD_IS_PROVISIONING_APN: ret=" + isProvApn); 1004 mReplyAc.replyToMessage(msg, DctConstants.CMD_IS_PROVISIONING_APN, 1005 isProvApn ? DctConstants.ENABLED : DctConstants.DISABLED); 1006 break; 1007 } 1008 case DctConstants.EVENT_ICC_CHANGED: { 1009 onUpdateIcc(); 1010 break; 1011 } 1012 case DctConstants.EVENT_RESTART_RADIO: { 1013 restartRadio(); 1014 break; 1015 } 1016 case DctConstants.CMD_NET_STAT_POLL: { 1017 if (msg.arg1 == DctConstants.ENABLED) { 1018 handleStartNetStatPoll((DctConstants.Activity)msg.obj); 1019 } else if (msg.arg1 == DctConstants.DISABLED) { 1020 handleStopNetStatPoll((DctConstants.Activity)msg.obj); 1021 } 1022 break; 1023 } 1024 default: 1025 Rlog.e("DATA", "Unidentified event msg=" + msg); 1026 break; 1027 } 1028 } 1029 1030 /** 1031 * Report on whether data connectivity is enabled 1032 * 1033 * @return {@code false} if data connectivity has been explicitly disabled, 1034 * {@code true} otherwise. 1035 */ 1036 public boolean getAnyDataEnabled() { 1037 final boolean result; 1038 synchronized (mDataEnabledLock) { 1039 result = (mInternalDataEnabled && mUserDataEnabled && sPolicyDataEnabled 1040 && (mEnabledCount != 0)); 1041 } 1042 if (!result && DBG) log("getAnyDataEnabled " + result); 1043 return result; 1044 } 1045 1046 protected boolean isEmergency() { 1047 final boolean result; 1048 synchronized (mDataEnabledLock) { 1049 result = mPhone.isInEcm() || mPhone.isInEmergencyCall(); 1050 } 1051 log("isEmergency: result=" + result); 1052 return result; 1053 } 1054 1055 protected int apnTypeToId(String type) { 1056 if (TextUtils.equals(type, PhoneConstants.APN_TYPE_DEFAULT)) { 1057 return DctConstants.APN_DEFAULT_ID; 1058 } else if (TextUtils.equals(type, PhoneConstants.APN_TYPE_MMS)) { 1059 return DctConstants.APN_MMS_ID; 1060 } else if (TextUtils.equals(type, PhoneConstants.APN_TYPE_SUPL)) { 1061 return DctConstants.APN_SUPL_ID; 1062 } else if (TextUtils.equals(type, PhoneConstants.APN_TYPE_DUN)) { 1063 return DctConstants.APN_DUN_ID; 1064 } else if (TextUtils.equals(type, PhoneConstants.APN_TYPE_HIPRI)) { 1065 return DctConstants.APN_HIPRI_ID; 1066 } else if (TextUtils.equals(type, PhoneConstants.APN_TYPE_IMS)) { 1067 return DctConstants.APN_IMS_ID; 1068 } else if (TextUtils.equals(type, PhoneConstants.APN_TYPE_FOTA)) { 1069 return DctConstants.APN_FOTA_ID; 1070 } else if (TextUtils.equals(type, PhoneConstants.APN_TYPE_CBS)) { 1071 return DctConstants.APN_CBS_ID; 1072 } else if (TextUtils.equals(type, PhoneConstants.APN_TYPE_IA)) { 1073 return DctConstants.APN_IA_ID; 1074 } else if (TextUtils.equals(type, PhoneConstants.APN_TYPE_EMERGENCY)) { 1075 return DctConstants.APN_EMERGENCY_ID; 1076 } else { 1077 return DctConstants.APN_INVALID_ID; 1078 } 1079 } 1080 1081 protected String apnIdToType(int id) { 1082 switch (id) { 1083 case DctConstants.APN_DEFAULT_ID: 1084 return PhoneConstants.APN_TYPE_DEFAULT; 1085 case DctConstants.APN_MMS_ID: 1086 return PhoneConstants.APN_TYPE_MMS; 1087 case DctConstants.APN_SUPL_ID: 1088 return PhoneConstants.APN_TYPE_SUPL; 1089 case DctConstants.APN_DUN_ID: 1090 return PhoneConstants.APN_TYPE_DUN; 1091 case DctConstants.APN_HIPRI_ID: 1092 return PhoneConstants.APN_TYPE_HIPRI; 1093 case DctConstants.APN_IMS_ID: 1094 return PhoneConstants.APN_TYPE_IMS; 1095 case DctConstants.APN_FOTA_ID: 1096 return PhoneConstants.APN_TYPE_FOTA; 1097 case DctConstants.APN_CBS_ID: 1098 return PhoneConstants.APN_TYPE_CBS; 1099 case DctConstants.APN_IA_ID: 1100 return PhoneConstants.APN_TYPE_IA; 1101 case DctConstants.APN_EMERGENCY_ID: 1102 return PhoneConstants.APN_TYPE_EMERGENCY; 1103 default: 1104 log("Unknown id (" + id + ") in apnIdToType"); 1105 return PhoneConstants.APN_TYPE_DEFAULT; 1106 } 1107 } 1108 1109 public LinkProperties getLinkProperties(String apnType) { 1110 int id = apnTypeToId(apnType); 1111 1112 if (isApnIdEnabled(id)) { 1113 DcAsyncChannel dcac = mDataConnectionAcHashMap.get(0); 1114 return dcac.getLinkPropertiesSync(); 1115 } else { 1116 return new LinkProperties(); 1117 } 1118 } 1119 1120 public NetworkCapabilities getNetworkCapabilities(String apnType) { 1121 int id = apnTypeToId(apnType); 1122 if (isApnIdEnabled(id)) { 1123 DcAsyncChannel dcac = mDataConnectionAcHashMap.get(0); 1124 return dcac.getNetworkCapabilitiesSync(); 1125 } else { 1126 return new NetworkCapabilities(); 1127 } 1128 } 1129 1130 // tell all active apns of the current condition 1131 protected void notifyDataConnection(String reason) { 1132 for (int id = 0; id < DctConstants.APN_NUM_TYPES; id++) { 1133 if (mDataEnabled[id]) { 1134 mPhone.notifyDataConnection(reason, apnIdToType(id)); 1135 } 1136 } 1137 notifyOffApnsOfAvailability(reason); 1138 } 1139 1140 // a new APN has gone active and needs to send events to catch up with the 1141 // current condition 1142 private void notifyApnIdUpToCurrent(String reason, int apnId) { 1143 switch (mState) { 1144 case IDLE: 1145 break; 1146 case RETRYING: 1147 case CONNECTING: 1148 case SCANNING: 1149 mPhone.notifyDataConnection(reason, apnIdToType(apnId), 1150 PhoneConstants.DataState.CONNECTING); 1151 break; 1152 case CONNECTED: 1153 case DISCONNECTING: 1154 mPhone.notifyDataConnection(reason, apnIdToType(apnId), 1155 PhoneConstants.DataState.CONNECTING); 1156 mPhone.notifyDataConnection(reason, apnIdToType(apnId), 1157 PhoneConstants.DataState.CONNECTED); 1158 break; 1159 default: 1160 // Ignore 1161 break; 1162 } 1163 } 1164 1165 // since we normally don't send info to a disconnected APN, we need to do this specially 1166 private void notifyApnIdDisconnected(String reason, int apnId) { 1167 mPhone.notifyDataConnection(reason, apnIdToType(apnId), 1168 PhoneConstants.DataState.DISCONNECTED); 1169 } 1170 1171 // disabled apn's still need avail/unavail notificiations - send them out 1172 protected void notifyOffApnsOfAvailability(String reason) { 1173 if (DBG) log("notifyOffApnsOfAvailability - reason= " + reason); 1174 for (int id = 0; id < DctConstants.APN_NUM_TYPES; id++) { 1175 if (!isApnIdEnabled(id)) { 1176 notifyApnIdDisconnected(reason, id); 1177 } 1178 } 1179 } 1180 1181 public boolean isApnTypeEnabled(String apnType) { 1182 if (apnType == null) { 1183 return false; 1184 } else { 1185 return isApnIdEnabled(apnTypeToId(apnType)); 1186 } 1187 } 1188 1189 protected synchronized boolean isApnIdEnabled(int id) { 1190 if (id != DctConstants.APN_INVALID_ID) { 1191 return mDataEnabled[id]; 1192 } 1193 return false; 1194 } 1195 1196 protected void setEnabled(int id, boolean enable) { 1197 if (DBG) { 1198 log("setEnabled(" + id + ", " + enable + ") with old state = " + mDataEnabled[id] 1199 + " and enabledCount = " + mEnabledCount); 1200 } 1201 Message msg = obtainMessage(DctConstants.EVENT_ENABLE_NEW_APN); 1202 msg.arg1 = id; 1203 msg.arg2 = (enable ? DctConstants.ENABLED : DctConstants.DISABLED); 1204 sendMessage(msg); 1205 } 1206 1207 protected void onEnableApn(int apnId, int enabled) { 1208 if (DBG) { 1209 log("EVENT_APN_ENABLE_REQUEST apnId=" + apnId + ", apnType=" + apnIdToType(apnId) + 1210 ", enabled=" + enabled + ", dataEnabled = " + mDataEnabled[apnId] + 1211 ", enabledCount = " + mEnabledCount + ", isApnTypeActive = " + 1212 isApnTypeActive(apnIdToType(apnId))); 1213 } 1214 if (enabled == DctConstants.ENABLED) { 1215 synchronized (this) { 1216 if (!mDataEnabled[apnId]) { 1217 mDataEnabled[apnId] = true; 1218 mEnabledCount++; 1219 } 1220 } 1221 String type = apnIdToType(apnId); 1222 if (!isApnTypeActive(type)) { 1223 mRequestedApnType = type; 1224 onEnableNewApn(); 1225 } else { 1226 notifyApnIdUpToCurrent(Phone.REASON_APN_SWITCHED, apnId); 1227 } 1228 } else { 1229 // disable 1230 boolean didDisable = false; 1231 synchronized (this) { 1232 if (mDataEnabled[apnId]) { 1233 mDataEnabled[apnId] = false; 1234 mEnabledCount--; 1235 didDisable = true; 1236 } 1237 } 1238 if (didDisable) { 1239 if ((mEnabledCount == 0) || (apnId == DctConstants.APN_DUN_ID)) { 1240 mRequestedApnType = PhoneConstants.APN_TYPE_DEFAULT; 1241 onCleanUpConnection(true, apnId, Phone.REASON_DATA_DISABLED); 1242 } 1243 1244 // send the disconnect msg manually, since the normal route wont send 1245 // it (it's not enabled) 1246 notifyApnIdDisconnected(Phone.REASON_DATA_DISABLED, apnId); 1247 if (mDataEnabled[DctConstants.APN_DEFAULT_ID] == true 1248 && !isApnTypeActive(PhoneConstants.APN_TYPE_DEFAULT)) { 1249 // TODO - this is an ugly way to restore the default conn - should be done 1250 // by a real contention manager and policy that disconnects the lower pri 1251 // stuff as enable requests come in and pops them back on as we disable back 1252 // down to the lower pri stuff 1253 mRequestedApnType = PhoneConstants.APN_TYPE_DEFAULT; 1254 onEnableNewApn(); 1255 } 1256 } 1257 } 1258 } 1259 1260 /** 1261 * Called when we switch APNs. 1262 * 1263 * mRequestedApnType is set prior to call 1264 * To be overridden. 1265 */ 1266 protected void onEnableNewApn() { 1267 } 1268 1269 /** 1270 * Called when EVENT_RESET_DONE is received so goto 1271 * IDLE state and send notifications to those interested. 1272 * 1273 * TODO - currently unused. Needs to be hooked into DataConnection cleanup 1274 * TODO - needs to pass some notion of which connection is reset.. 1275 */ 1276 protected void onResetDone(AsyncResult ar) { 1277 if (DBG) log("EVENT_RESET_DONE"); 1278 String reason = null; 1279 if (ar.userObj instanceof String) { 1280 reason = (String) ar.userObj; 1281 } 1282 gotoIdleAndNotifyDataConnection(reason); 1283 } 1284 1285 /** 1286 * Prevent mobile data connections from being established, or once again 1287 * allow mobile data connections. If the state toggles, then either tear 1288 * down or set up data, as appropriate to match the new state. 1289 * 1290 * @param enable indicates whether to enable ({@code true}) or disable ( 1291 * {@code false}) data 1292 * @return {@code true} if the operation succeeded 1293 */ 1294 public boolean setInternalDataEnabled(boolean enable) { 1295 if (DBG) 1296 log("setInternalDataEnabled(" + enable + ")"); 1297 1298 Message msg = obtainMessage(DctConstants.EVENT_SET_INTERNAL_DATA_ENABLE); 1299 msg.arg1 = (enable ? DctConstants.ENABLED : DctConstants.DISABLED); 1300 sendMessage(msg); 1301 return true; 1302 } 1303 1304 protected void onSetInternalDataEnabled(boolean enabled) { 1305 synchronized (mDataEnabledLock) { 1306 mInternalDataEnabled = enabled; 1307 if (enabled) { 1308 log("onSetInternalDataEnabled: changed to enabled, try to setup data call"); 1309 onTrySetupData(Phone.REASON_DATA_ENABLED); 1310 } else { 1311 log("onSetInternalDataEnabled: changed to disabled, cleanUpAllConnections"); 1312 cleanUpAllConnections(null); 1313 } 1314 } 1315 } 1316 1317 public void cleanUpAllConnections(String cause) { 1318 Message msg = obtainMessage(DctConstants.EVENT_CLEAN_UP_ALL_CONNECTIONS); 1319 msg.obj = cause; 1320 sendMessage(msg); 1321 } 1322 1323 public abstract boolean isDisconnected(); 1324 1325 protected void onSetUserDataEnabled(boolean enabled) { 1326 synchronized (mDataEnabledLock) { 1327 if (mUserDataEnabled != enabled) { 1328 mUserDataEnabled = enabled; 1329 Settings.Global.putInt(mPhone.getContext().getContentResolver(), 1330 Settings.Global.MOBILE_DATA, enabled ? 1 : 0); 1331 if (getDataOnRoamingEnabled() == false && 1332 mPhone.getServiceState().getRoaming() == true) { 1333 if (enabled) { 1334 notifyOffApnsOfAvailability(Phone.REASON_ROAMING_ON); 1335 } else { 1336 notifyOffApnsOfAvailability(Phone.REASON_DATA_DISABLED); 1337 } 1338 } 1339 1340 if (enabled) { 1341 onTrySetupData(Phone.REASON_DATA_ENABLED); 1342 } else { 1343 onCleanUpAllConnections(Phone.REASON_DATA_SPECIFIC_DISABLED); 1344 } 1345 } 1346 } 1347 } 1348 1349 protected void onSetDependencyMet(String apnType, boolean met) { 1350 } 1351 1352 protected void onSetPolicyDataEnabled(boolean enabled) { 1353 synchronized (mDataEnabledLock) { 1354 final boolean prevEnabled = getAnyDataEnabled(); 1355 if (sPolicyDataEnabled != enabled) { 1356 sPolicyDataEnabled = enabled; 1357 if (prevEnabled != getAnyDataEnabled()) { 1358 if (!prevEnabled) { 1359 onTrySetupData(Phone.REASON_DATA_ENABLED); 1360 } else { 1361 onCleanUpAllConnections(Phone.REASON_DATA_SPECIFIC_DISABLED); 1362 } 1363 } 1364 } 1365 } 1366 } 1367 1368 protected String getReryConfig(boolean forDefault) { 1369 int nt = mPhone.getServiceState().getNetworkType(); 1370 1371 if ((nt == TelephonyManager.NETWORK_TYPE_CDMA) || 1372 (nt == TelephonyManager.NETWORK_TYPE_1xRTT) || 1373 (nt == TelephonyManager.NETWORK_TYPE_EVDO_0) || 1374 (nt == TelephonyManager.NETWORK_TYPE_EVDO_A) || 1375 (nt == TelephonyManager.NETWORK_TYPE_EVDO_B) || 1376 (nt == TelephonyManager.NETWORK_TYPE_EHRPD)) { 1377 // CDMA variant 1378 return SystemProperties.get("ro.cdma.data_retry_config"); 1379 } else { 1380 // Use GSM varient for all others. 1381 if (forDefault) { 1382 return SystemProperties.get("ro.gsm.data_retry_config"); 1383 } else { 1384 return SystemProperties.get("ro.gsm.2nd_data_retry_config"); 1385 } 1386 } 1387 } 1388 1389 protected void resetPollStats() { 1390 mTxPkts = -1; 1391 mRxPkts = -1; 1392 mNetStatPollPeriod = POLL_NETSTAT_MILLIS; 1393 } 1394 1395 protected abstract DctConstants.State getOverallState(); 1396 1397 void startNetStatPoll() { 1398 if (getOverallState() == DctConstants.State.CONNECTED 1399 && mNetStatPollEnabled == false) { 1400 if (DBG) { 1401 log("startNetStatPoll"); 1402 } 1403 resetPollStats(); 1404 mNetStatPollEnabled = true; 1405 mPollNetStat.run(); 1406 } 1407 if (mPhone != null) { 1408 mPhone.notifyDataActivity(); 1409 } 1410 } 1411 1412 void stopNetStatPoll() { 1413 mNetStatPollEnabled = false; 1414 removeCallbacks(mPollNetStat); 1415 if (DBG) { 1416 log("stopNetStatPoll"); 1417 } 1418 1419 // To sync data activity icon in the case of switching data connection to send MMS. 1420 if (mPhone != null) { 1421 mPhone.notifyDataActivity(); 1422 } 1423 } 1424 1425 public void sendStartNetStatPoll(DctConstants.Activity activity) { 1426 Message msg = obtainMessage(DctConstants.CMD_NET_STAT_POLL); 1427 msg.arg1 = DctConstants.ENABLED; 1428 msg.obj = activity; 1429 sendMessage(msg); 1430 } 1431 1432 protected void handleStartNetStatPoll(DctConstants.Activity activity) { 1433 startNetStatPoll(); 1434 startDataStallAlarm(DATA_STALL_NOT_SUSPECTED); 1435 setActivity(activity); 1436 } 1437 1438 public void sendStopNetStatPoll(DctConstants.Activity activity) { 1439 Message msg = obtainMessage(DctConstants.CMD_NET_STAT_POLL); 1440 msg.arg1 = DctConstants.DISABLED; 1441 msg.obj = activity; 1442 sendMessage(msg); 1443 } 1444 1445 protected void handleStopNetStatPoll(DctConstants.Activity activity) { 1446 stopNetStatPoll(); 1447 stopDataStallAlarm(); 1448 setActivity(activity); 1449 } 1450 1451 public void updateDataActivity() { 1452 long sent, received; 1453 1454 DctConstants.Activity newActivity; 1455 1456 TxRxSum preTxRxSum = new TxRxSum(mTxPkts, mRxPkts); 1457 TxRxSum curTxRxSum = new TxRxSum(); 1458 curTxRxSum.updateTxRxSum(); 1459 mTxPkts = curTxRxSum.txPkts; 1460 mRxPkts = curTxRxSum.rxPkts; 1461 1462 if (VDBG) { 1463 log("updateDataActivity: curTxRxSum=" + curTxRxSum + " preTxRxSum=" + preTxRxSum); 1464 } 1465 1466 if (mNetStatPollEnabled && (preTxRxSum.txPkts > 0 || preTxRxSum.rxPkts > 0)) { 1467 sent = mTxPkts - preTxRxSum.txPkts; 1468 received = mRxPkts - preTxRxSum.rxPkts; 1469 1470 if (VDBG) 1471 log("updateDataActivity: sent=" + sent + " received=" + received); 1472 if (sent > 0 && received > 0) { 1473 newActivity = DctConstants.Activity.DATAINANDOUT; 1474 } else if (sent > 0 && received == 0) { 1475 newActivity = DctConstants.Activity.DATAOUT; 1476 } else if (sent == 0 && received > 0) { 1477 newActivity = DctConstants.Activity.DATAIN; 1478 } else { 1479 newActivity = (mActivity == DctConstants.Activity.DORMANT) ? 1480 mActivity : DctConstants.Activity.NONE; 1481 } 1482 1483 if (mActivity != newActivity && mIsScreenOn) { 1484 if (VDBG) 1485 log("updateDataActivity: newActivity=" + newActivity); 1486 mActivity = newActivity; 1487 mPhone.notifyDataActivity(); 1488 } 1489 } 1490 } 1491 1492 // Recovery action taken in case of data stall 1493 protected static class RecoveryAction { 1494 public static final int GET_DATA_CALL_LIST = 0; 1495 public static final int CLEANUP = 1; 1496 public static final int REREGISTER = 2; 1497 public static final int RADIO_RESTART = 3; 1498 public static final int RADIO_RESTART_WITH_PROP = 4; 1499 1500 private static boolean isAggressiveRecovery(int value) { 1501 return ((value == RecoveryAction.CLEANUP) || 1502 (value == RecoveryAction.REREGISTER) || 1503 (value == RecoveryAction.RADIO_RESTART) || 1504 (value == RecoveryAction.RADIO_RESTART_WITH_PROP)); 1505 } 1506 } 1507 1508 public int getRecoveryAction() { 1509 int action = Settings.System.getInt(mPhone.getContext().getContentResolver(), 1510 "radio.data.stall.recovery.action", RecoveryAction.GET_DATA_CALL_LIST); 1511 if (VDBG_STALL) log("getRecoveryAction: " + action); 1512 return action; 1513 } 1514 public void putRecoveryAction(int action) { 1515 Settings.System.putInt(mPhone.getContext().getContentResolver(), 1516 "radio.data.stall.recovery.action", action); 1517 if (VDBG_STALL) log("putRecoveryAction: " + action); 1518 } 1519 1520 protected boolean isConnected() { 1521 return false; 1522 } 1523 1524 protected void doRecovery() { 1525 if (getOverallState() == DctConstants.State.CONNECTED) { 1526 // Go through a series of recovery steps, each action transitions to the next action 1527 int recoveryAction = getRecoveryAction(); 1528 switch (recoveryAction) { 1529 case RecoveryAction.GET_DATA_CALL_LIST: 1530 EventLog.writeEvent(EventLogTags.DATA_STALL_RECOVERY_GET_DATA_CALL_LIST, 1531 mSentSinceLastRecv); 1532 if (DBG) log("doRecovery() get data call list"); 1533 mPhone.mCi.getDataCallList(obtainMessage(DctConstants.EVENT_DATA_STATE_CHANGED)); 1534 putRecoveryAction(RecoveryAction.CLEANUP); 1535 break; 1536 case RecoveryAction.CLEANUP: 1537 EventLog.writeEvent(EventLogTags.DATA_STALL_RECOVERY_CLEANUP, mSentSinceLastRecv); 1538 if (DBG) log("doRecovery() cleanup all connections"); 1539 cleanUpAllConnections(Phone.REASON_PDP_RESET); 1540 putRecoveryAction(RecoveryAction.REREGISTER); 1541 break; 1542 case RecoveryAction.REREGISTER: 1543 EventLog.writeEvent(EventLogTags.DATA_STALL_RECOVERY_REREGISTER, 1544 mSentSinceLastRecv); 1545 if (DBG) log("doRecovery() re-register"); 1546 mPhone.getServiceStateTracker().reRegisterNetwork(null); 1547 putRecoveryAction(RecoveryAction.RADIO_RESTART); 1548 break; 1549 case RecoveryAction.RADIO_RESTART: 1550 EventLog.writeEvent(EventLogTags.DATA_STALL_RECOVERY_RADIO_RESTART, 1551 mSentSinceLastRecv); 1552 if (DBG) log("restarting radio"); 1553 putRecoveryAction(RecoveryAction.RADIO_RESTART_WITH_PROP); 1554 restartRadio(); 1555 break; 1556 case RecoveryAction.RADIO_RESTART_WITH_PROP: 1557 // This is in case radio restart has not recovered the data. 1558 // It will set an additional "gsm.radioreset" property to tell 1559 // RIL or system to take further action. 1560 // The implementation of hard reset recovery action is up to OEM product. 1561 // Once RADIO_RESET property is consumed, it is expected to set back 1562 // to false by RIL. 1563 EventLog.writeEvent(EventLogTags.DATA_STALL_RECOVERY_RADIO_RESTART_WITH_PROP, -1); 1564 if (DBG) log("restarting radio with gsm.radioreset to true"); 1565 SystemProperties.set(RADIO_RESET_PROPERTY, "true"); 1566 // give 1 sec so property change can be notified. 1567 try { 1568 Thread.sleep(1000); 1569 } catch (InterruptedException e) {} 1570 restartRadio(); 1571 putRecoveryAction(RecoveryAction.GET_DATA_CALL_LIST); 1572 break; 1573 default: 1574 throw new RuntimeException("doRecovery: Invalid recoveryAction=" + 1575 recoveryAction); 1576 } 1577 mSentSinceLastRecv = 0; 1578 } 1579 } 1580 1581 private void updateDataStallInfo() { 1582 long sent, received; 1583 1584 TxRxSum preTxRxSum = new TxRxSum(mDataStallTxRxSum); 1585 mDataStallTxRxSum.updateTxRxSum(); 1586 1587 if (VDBG_STALL) { 1588 log("updateDataStallInfo: mDataStallTxRxSum=" + mDataStallTxRxSum + 1589 " preTxRxSum=" + preTxRxSum); 1590 } 1591 1592 sent = mDataStallTxRxSum.txPkts - preTxRxSum.txPkts; 1593 received = mDataStallTxRxSum.rxPkts - preTxRxSum.rxPkts; 1594 1595 if (RADIO_TESTS) { 1596 if (SystemProperties.getBoolean("radio.test.data.stall", false)) { 1597 log("updateDataStallInfo: radio.test.data.stall true received = 0;"); 1598 received = 0; 1599 } 1600 } 1601 if ( sent > 0 && received > 0 ) { 1602 if (VDBG_STALL) log("updateDataStallInfo: IN/OUT"); 1603 mSentSinceLastRecv = 0; 1604 putRecoveryAction(RecoveryAction.GET_DATA_CALL_LIST); 1605 } else if (sent > 0 && received == 0) { 1606 if (mPhone.getState() == PhoneConstants.State.IDLE) { 1607 mSentSinceLastRecv += sent; 1608 } else { 1609 mSentSinceLastRecv = 0; 1610 } 1611 if (DBG) { 1612 log("updateDataStallInfo: OUT sent=" + sent + 1613 " mSentSinceLastRecv=" + mSentSinceLastRecv); 1614 } 1615 } else if (sent == 0 && received > 0) { 1616 if (VDBG_STALL) log("updateDataStallInfo: IN"); 1617 mSentSinceLastRecv = 0; 1618 putRecoveryAction(RecoveryAction.GET_DATA_CALL_LIST); 1619 } else { 1620 if (VDBG_STALL) log("updateDataStallInfo: NONE"); 1621 } 1622 } 1623 1624 protected void onDataStallAlarm(int tag) { 1625 if (mDataStallAlarmTag != tag) { 1626 if (DBG) { 1627 log("onDataStallAlarm: ignore, tag=" + tag + " expecting " + mDataStallAlarmTag); 1628 } 1629 return; 1630 } 1631 updateDataStallInfo(); 1632 1633 int hangWatchdogTrigger = Settings.Global.getInt(mResolver, 1634 Settings.Global.PDP_WATCHDOG_TRIGGER_PACKET_COUNT, 1635 NUMBER_SENT_PACKETS_OF_HANG); 1636 1637 boolean suspectedStall = DATA_STALL_NOT_SUSPECTED; 1638 if (mSentSinceLastRecv >= hangWatchdogTrigger) { 1639 if (DBG) { 1640 log("onDataStallAlarm: tag=" + tag + " do recovery action=" + getRecoveryAction()); 1641 } 1642 suspectedStall = DATA_STALL_SUSPECTED; 1643 sendMessage(obtainMessage(DctConstants.EVENT_DO_RECOVERY)); 1644 } else { 1645 if (VDBG_STALL) { 1646 log("onDataStallAlarm: tag=" + tag + " Sent " + String.valueOf(mSentSinceLastRecv) + 1647 " pkts since last received, < watchdogTrigger=" + hangWatchdogTrigger); 1648 } 1649 } 1650 startDataStallAlarm(suspectedStall); 1651 } 1652 1653 protected void startDataStallAlarm(boolean suspectedStall) { 1654 int nextAction = getRecoveryAction(); 1655 int delayInMs; 1656 1657 if (mDataStallDetectionEnabled && getOverallState() == DctConstants.State.CONNECTED) { 1658 // If screen is on or data stall is currently suspected, set the alarm 1659 // with an aggresive timeout. 1660 if (mIsScreenOn || suspectedStall || RecoveryAction.isAggressiveRecovery(nextAction)) { 1661 delayInMs = Settings.Global.getInt(mResolver, 1662 Settings.Global.DATA_STALL_ALARM_AGGRESSIVE_DELAY_IN_MS, 1663 DATA_STALL_ALARM_AGGRESSIVE_DELAY_IN_MS_DEFAULT); 1664 } else { 1665 delayInMs = Settings.Global.getInt(mResolver, 1666 Settings.Global.DATA_STALL_ALARM_NON_AGGRESSIVE_DELAY_IN_MS, 1667 DATA_STALL_ALARM_NON_AGGRESSIVE_DELAY_IN_MS_DEFAULT); 1668 } 1669 1670 mDataStallAlarmTag += 1; 1671 if (VDBG_STALL) { 1672 log("startDataStallAlarm: tag=" + mDataStallAlarmTag + 1673 " delay=" + (delayInMs / 1000) + "s"); 1674 } 1675 Intent intent = new Intent(INTENT_DATA_STALL_ALARM); 1676 intent.putExtra(DATA_STALL_ALARM_TAG_EXTRA, mDataStallAlarmTag); 1677 mDataStallAlarmIntent = PendingIntent.getBroadcast(mPhone.getContext(), 0, intent, 1678 PendingIntent.FLAG_UPDATE_CURRENT); 1679 mAlarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, 1680 SystemClock.elapsedRealtime() + delayInMs, mDataStallAlarmIntent); 1681 } else { 1682 if (VDBG_STALL) { 1683 log("startDataStallAlarm: NOT started, no connection tag=" + mDataStallAlarmTag); 1684 } 1685 } 1686 } 1687 1688 protected void stopDataStallAlarm() { 1689 if (VDBG_STALL) { 1690 log("stopDataStallAlarm: current tag=" + mDataStallAlarmTag + 1691 " mDataStallAlarmIntent=" + mDataStallAlarmIntent); 1692 } 1693 mDataStallAlarmTag += 1; 1694 if (mDataStallAlarmIntent != null) { 1695 mAlarmManager.cancel(mDataStallAlarmIntent); 1696 mDataStallAlarmIntent = null; 1697 } 1698 } 1699 1700 protected void restartDataStallAlarm() { 1701 if (isConnected() == false) return; 1702 // To be called on screen status change. 1703 // Do not cancel the alarm if it is set with aggressive timeout. 1704 int nextAction = getRecoveryAction(); 1705 1706 if (RecoveryAction.isAggressiveRecovery(nextAction)) { 1707 if (DBG) log("restartDataStallAlarm: action is pending. not resetting the alarm."); 1708 return; 1709 } 1710 if (VDBG_STALL) log("restartDataStallAlarm: stop then start."); 1711 stopDataStallAlarm(); 1712 startDataStallAlarm(DATA_STALL_NOT_SUSPECTED); 1713 } 1714 1715 protected void setInitialAttachApn() { 1716 ApnSetting iaApnSetting = null; 1717 ApnSetting defaultApnSetting = null; 1718 ApnSetting firstApnSetting = null; 1719 1720 log("setInitialApn: E mPreferredApn=" + mPreferredApn); 1721 1722 if (mAllApnSettings != null && !mAllApnSettings.isEmpty()) { 1723 firstApnSetting = mAllApnSettings.get(0); 1724 log("setInitialApn: firstApnSetting=" + firstApnSetting); 1725 1726 // Search for Initial APN setting and the first apn that can handle default 1727 for (ApnSetting apn : mAllApnSettings) { 1728 // Can't use apn.canHandleType(), as that returns true for APNs that have no type. 1729 if (ArrayUtils.contains(apn.types, PhoneConstants.APN_TYPE_IA) && 1730 apn.carrierEnabled) { 1731 // The Initial Attach APN is highest priority so use it if there is one 1732 log("setInitialApn: iaApnSetting=" + apn); 1733 iaApnSetting = apn; 1734 break; 1735 } else if ((defaultApnSetting == null) 1736 && (apn.canHandleType(PhoneConstants.APN_TYPE_DEFAULT))) { 1737 // Use the first default apn if no better choice 1738 log("setInitialApn: defaultApnSetting=" + apn); 1739 defaultApnSetting = apn; 1740 } 1741 } 1742 } 1743 1744 // The priority of apn candidates from highest to lowest is: 1745 // 1) APN_TYPE_IA (Inital Attach) 1746 // 2) mPreferredApn, i.e. the current preferred apn 1747 // 3) The first apn that than handle APN_TYPE_DEFAULT 1748 // 4) The first APN we can find. 1749 1750 ApnSetting initialAttachApnSetting = null; 1751 if (iaApnSetting != null) { 1752 if (DBG) log("setInitialAttachApn: using iaApnSetting"); 1753 initialAttachApnSetting = iaApnSetting; 1754 } else if (mPreferredApn != null) { 1755 if (DBG) log("setInitialAttachApn: using mPreferredApn"); 1756 initialAttachApnSetting = mPreferredApn; 1757 } else if (defaultApnSetting != null) { 1758 if (DBG) log("setInitialAttachApn: using defaultApnSetting"); 1759 initialAttachApnSetting = defaultApnSetting; 1760 } else if (firstApnSetting != null) { 1761 if (DBG) log("setInitialAttachApn: using firstApnSetting"); 1762 initialAttachApnSetting = firstApnSetting; 1763 } 1764 1765 if (initialAttachApnSetting == null) { 1766 if (DBG) log("setInitialAttachApn: X There in no available apn"); 1767 } else { 1768 if (DBG) log("setInitialAttachApn: X selected Apn=" + initialAttachApnSetting); 1769 1770 mPhone.mCi.setInitialAttachApn(initialAttachApnSetting.apn, 1771 initialAttachApnSetting.protocol, initialAttachApnSetting.authType, 1772 initialAttachApnSetting.user, initialAttachApnSetting.password, null); 1773 } 1774 } 1775 1776 protected void setDataProfilesAsNeeded() { 1777 if (DBG) log("setDataProfilesAsNeeded"); 1778 if (mAllApnSettings != null && !mAllApnSettings.isEmpty()) { 1779 ArrayList<DataProfile> dps = new ArrayList<DataProfile>(); 1780 for (ApnSetting apn : mAllApnSettings) { 1781 if (apn.modemCognitive) { 1782 DataProfile dp = new DataProfile(apn, 1783 mPhone.getServiceState().getRoaming()); 1784 boolean isDup = false; 1785 for(DataProfile dpIn : dps) { 1786 if (dp.equals(dpIn)) { 1787 isDup = true; 1788 break; 1789 } 1790 } 1791 if (!isDup) { 1792 dps.add(dp); 1793 } 1794 } 1795 } 1796 if(dps.size() > 0) { 1797 mPhone.mCi.setDataProfile(dps.toArray(new DataProfile[0]), null); 1798 } 1799 } 1800 } 1801 1802 protected void onActionIntentProvisioningApnAlarm(Intent intent) { 1803 if (DBG) log("onActionIntentProvisioningApnAlarm: action=" + intent.getAction()); 1804 Message msg = obtainMessage(DctConstants.EVENT_PROVISIONING_APN_ALARM, 1805 intent.getAction()); 1806 msg.arg1 = intent.getIntExtra(PROVISIONING_APN_ALARM_TAG_EXTRA, 0); 1807 sendMessage(msg); 1808 } 1809 1810 protected void startProvisioningApnAlarm() { 1811 int delayInMs = Settings.Global.getInt(mResolver, 1812 Settings.Global.PROVISIONING_APN_ALARM_DELAY_IN_MS, 1813 PROVISIONING_APN_ALARM_DELAY_IN_MS_DEFAULT); 1814 if (Build.IS_DEBUGGABLE) { 1815 // Allow debug code to use a system property to provide another value 1816 String delayInMsStrg = Integer.toString(delayInMs); 1817 delayInMsStrg = System.getProperty(DEBUG_PROV_APN_ALARM, delayInMsStrg); 1818 try { 1819 delayInMs = Integer.parseInt(delayInMsStrg); 1820 } catch (NumberFormatException e) { 1821 loge("startProvisioningApnAlarm: e=" + e); 1822 } 1823 } 1824 mProvisioningApnAlarmTag += 1; 1825 if (DBG) { 1826 log("startProvisioningApnAlarm: tag=" + mProvisioningApnAlarmTag + 1827 " delay=" + (delayInMs / 1000) + "s"); 1828 } 1829 Intent intent = new Intent(INTENT_PROVISIONING_APN_ALARM); 1830 intent.putExtra(PROVISIONING_APN_ALARM_TAG_EXTRA, mProvisioningApnAlarmTag); 1831 mProvisioningApnAlarmIntent = PendingIntent.getBroadcast(mPhone.getContext(), 0, intent, 1832 PendingIntent.FLAG_UPDATE_CURRENT); 1833 mAlarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, 1834 SystemClock.elapsedRealtime() + delayInMs, mProvisioningApnAlarmIntent); 1835 } 1836 1837 protected void stopProvisioningApnAlarm() { 1838 if (DBG) { 1839 log("stopProvisioningApnAlarm: current tag=" + mProvisioningApnAlarmTag + 1840 " mProvsioningApnAlarmIntent=" + mProvisioningApnAlarmIntent); 1841 } 1842 mProvisioningApnAlarmTag += 1; 1843 if (mProvisioningApnAlarmIntent != null) { 1844 mAlarmManager.cancel(mProvisioningApnAlarmIntent); 1845 mProvisioningApnAlarmIntent = null; 1846 } 1847 } 1848 1849 void sendCleanUpConnection(boolean tearDown, ApnContext apnContext) { 1850 if (DBG)log("sendCleanUpConnection: tearDown=" + tearDown + " apnContext=" + apnContext); 1851 Message msg = obtainMessage(DctConstants.EVENT_CLEAN_UP_CONNECTION); 1852 msg.arg1 = tearDown ? 1 : 0; 1853 msg.arg2 = 0; 1854 msg.obj = apnContext; 1855 sendMessage(msg); 1856 } 1857 1858 void sendRestartRadio() { 1859 if (DBG)log("sendRestartRadio:"); 1860 Message msg = obtainMessage(DctConstants.EVENT_RESTART_RADIO); 1861 sendMessage(msg); 1862 } 1863 1864 public void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 1865 pw.println("DcTrackerBase:"); 1866 pw.println(" RADIO_TESTS=" + RADIO_TESTS); 1867 pw.println(" mInternalDataEnabled=" + mInternalDataEnabled); 1868 pw.println(" mUserDataEnabled=" + mUserDataEnabled); 1869 pw.println(" sPolicyDataEnabed=" + sPolicyDataEnabled); 1870 pw.println(" mDataEnabled:"); 1871 for(int i=0; i < mDataEnabled.length; i++) { 1872 pw.printf(" mDataEnabled[%d]=%b\n", i, mDataEnabled[i]); 1873 } 1874 pw.flush(); 1875 pw.println(" mEnabledCount=" + mEnabledCount); 1876 pw.println(" mRequestedApnType=" + mRequestedApnType); 1877 pw.println(" mPhone=" + mPhone.getPhoneName()); 1878 pw.println(" mActivity=" + mActivity); 1879 pw.println(" mState=" + mState); 1880 pw.println(" mTxPkts=" + mTxPkts); 1881 pw.println(" mRxPkts=" + mRxPkts); 1882 pw.println(" mNetStatPollPeriod=" + mNetStatPollPeriod); 1883 pw.println(" mNetStatPollEnabled=" + mNetStatPollEnabled); 1884 pw.println(" mDataStallTxRxSum=" + mDataStallTxRxSum); 1885 pw.println(" mDataStallAlarmTag=" + mDataStallAlarmTag); 1886 pw.println(" mDataStallDetectionEanbled=" + mDataStallDetectionEnabled); 1887 pw.println(" mSentSinceLastRecv=" + mSentSinceLastRecv); 1888 pw.println(" mNoRecvPollCount=" + mNoRecvPollCount); 1889 pw.println(" mResolver=" + mResolver); 1890 pw.println(" mIsWifiConnected=" + mIsWifiConnected); 1891 pw.println(" mReconnectIntent=" + mReconnectIntent); 1892 pw.println(" mCidActive=" + mCidActive); 1893 pw.println(" mAutoAttachOnCreation=" + mAutoAttachOnCreation); 1894 pw.println(" mIsScreenOn=" + mIsScreenOn); 1895 pw.println(" mUniqueIdGenerator=" + mUniqueIdGenerator); 1896 pw.flush(); 1897 pw.println(" ***************************************"); 1898 DcController dcc = mDcc; 1899 if (dcc != null) { 1900 dcc.dump(fd, pw, args); 1901 } else { 1902 pw.println(" mDcc=null"); 1903 } 1904 pw.println(" ***************************************"); 1905 HashMap<Integer, DataConnection> dcs = mDataConnections; 1906 if (dcs != null) { 1907 Set<Entry<Integer, DataConnection> > mDcSet = mDataConnections.entrySet(); 1908 pw.println(" mDataConnections: count=" + mDcSet.size()); 1909 for (Entry<Integer, DataConnection> entry : mDcSet) { 1910 pw.printf(" *** mDataConnection[%d] \n", entry.getKey()); 1911 entry.getValue().dump(fd, pw, args); 1912 } 1913 } else { 1914 pw.println("mDataConnections=null"); 1915 } 1916 pw.println(" ***************************************"); 1917 pw.flush(); 1918 HashMap<String, Integer> apnToDcId = mApnToDataConnectionId; 1919 if (apnToDcId != null) { 1920 Set<Entry<String, Integer>> apnToDcIdSet = apnToDcId.entrySet(); 1921 pw.println(" mApnToDataConnectonId size=" + apnToDcIdSet.size()); 1922 for (Entry<String, Integer> entry : apnToDcIdSet) { 1923 pw.printf(" mApnToDataConnectonId[%s]=%d\n", entry.getKey(), entry.getValue()); 1924 } 1925 } else { 1926 pw.println("mApnToDataConnectionId=null"); 1927 } 1928 pw.println(" ***************************************"); 1929 pw.flush(); 1930 ConcurrentHashMap<String, ApnContext> apnCtxs = mApnContexts; 1931 if (apnCtxs != null) { 1932 Set<Entry<String, ApnContext>> apnCtxsSet = apnCtxs.entrySet(); 1933 pw.println(" mApnContexts size=" + apnCtxsSet.size()); 1934 for (Entry<String, ApnContext> entry : apnCtxsSet) { 1935 entry.getValue().dump(fd, pw, args); 1936 } 1937 pw.println(" ***************************************"); 1938 } else { 1939 pw.println(" mApnContexts=null"); 1940 } 1941 pw.flush(); 1942 pw.println(" mActiveApn=" + mActiveApn); 1943 ArrayList<ApnSetting> apnSettings = mAllApnSettings; 1944 if (apnSettings != null) { 1945 pw.println(" mAllApnSettings size=" + apnSettings.size()); 1946 for (int i=0; i < apnSettings.size(); i++) { 1947 pw.printf(" mAllApnSettings[%d]: %s\n", i, apnSettings.get(i)); 1948 } 1949 pw.flush(); 1950 } else { 1951 pw.println(" mAllApnSettings=null"); 1952 } 1953 pw.println(" mPreferredApn=" + mPreferredApn); 1954 pw.println(" mIsPsRestricted=" + mIsPsRestricted); 1955 pw.println(" mIsDisposed=" + mIsDisposed); 1956 pw.println(" mIntentReceiver=" + mIntentReceiver); 1957 pw.println(" mDataRoamingSettingObserver=" + mDataRoamingSettingObserver); 1958 pw.flush(); 1959 } 1960} 1961