GsmServiceStateTracker.java revision a8467dd0c524787104b1ccdddc5e8af10ba729ed
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.gsm; 18 19import android.app.AlarmManager; 20import android.app.Notification; 21import android.app.NotificationManager; 22import android.app.PendingIntent; 23import android.content.BroadcastReceiver; 24import android.content.ContentResolver; 25import android.content.Context; 26import android.content.Intent; 27import android.content.IntentFilter; 28import android.content.res.Resources; 29import android.database.ContentObserver; 30import android.os.AsyncResult; 31import android.os.Build; 32import android.os.Handler; 33import android.os.Message; 34import android.os.PowerManager; 35import android.os.SystemClock; 36import android.os.SystemProperties; 37import android.os.UserHandle; 38import android.provider.Settings; 39import android.provider.Settings.SettingNotFoundException; 40import android.telephony.CellIdentityGsm; 41import android.telephony.CellIdentityLte; 42import android.telephony.CellIdentityWcdma; 43import android.telephony.CellInfo; 44import android.telephony.CellInfoGsm; 45import android.telephony.CellInfoLte; 46import android.telephony.CellInfoWcdma; 47import android.telephony.CellLocation; 48import android.telephony.Rlog; 49import android.telephony.ServiceState; 50import android.telephony.SignalStrength; 51import android.telephony.gsm.GsmCellLocation; 52import android.telephony.TelephonyManager; 53import android.text.TextUtils; 54import android.util.EventLog; 55import android.util.TimeUtils; 56 57import com.android.internal.telephony.CommandException; 58import com.android.internal.telephony.CommandsInterface; 59import com.android.internal.telephony.EventLogTags; 60import com.android.internal.telephony.MccTable; 61import com.android.internal.telephony.PhoneConstants; 62import com.android.internal.telephony.ProxyController; 63import com.android.internal.telephony.Phone; 64import com.android.internal.telephony.PhoneFactory; 65import com.android.internal.telephony.RILConstants; 66import com.android.internal.telephony.RestrictedState; 67import com.android.internal.telephony.ServiceStateTracker; 68import android.telephony.SubscriptionManager; 69import com.android.internal.telephony.TelephonyIntents; 70import com.android.internal.telephony.TelephonyProperties; 71import com.android.internal.telephony.dataconnection.DcTrackerBase; 72import com.android.internal.telephony.uicc.IccCardApplicationStatus.AppState; 73import com.android.internal.telephony.uicc.IccRecords; 74import com.android.internal.telephony.uicc.SIMRecords; 75import com.android.internal.telephony.uicc.UiccCardApplication; 76import com.android.internal.telephony.uicc.UiccController; 77 78import java.io.FileDescriptor; 79import java.io.PrintWriter; 80import java.util.ArrayList; 81import java.util.Arrays; 82import java.util.Calendar; 83import java.util.Date; 84import java.util.List; 85import java.util.TimeZone; 86 87/** 88 * {@hide} 89 */ 90final class GsmServiceStateTracker extends ServiceStateTracker { 91 static final String LOG_TAG = "GsmSST"; 92 static final boolean VDBG = false; 93 //CAF_MSIM make it private ?? 94 private static final int EVENT_ALL_DATA_DISCONNECTED = 1001; 95 private GSMPhone mPhone; 96 GsmCellLocation mCellLoc; 97 GsmCellLocation mNewCellLoc; 98 int mPreferredNetworkType; 99 100 private int mMaxDataCalls = 1; 101 private int mNewMaxDataCalls = 1; 102 private int mReasonDataDenied = -1; 103 private int mNewReasonDataDenied = -1; 104 105 /** 106 * GSM roaming status solely based on TS 27.007 7.2 CREG. Only used by 107 * handlePollStateResult to store CREG roaming result. 108 */ 109 private boolean mGsmRoaming = false; 110 111 /** 112 * Data roaming status solely based on TS 27.007 10.1.19 CGREG. Only used by 113 * handlePollStateResult to store CGREG roaming result. 114 */ 115 private boolean mDataRoaming = false; 116 117 /** 118 * Mark when service state is in emergency call only mode 119 */ 120 private boolean mEmergencyOnly = false; 121 122 /** 123 * Sometimes we get the NITZ time before we know what country we 124 * are in. Keep the time zone information from the NITZ string so 125 * we can fix the time zone once know the country. 126 */ 127 private boolean mNeedFixZoneAfterNitz = false; 128 private int mZoneOffset; 129 private boolean mZoneDst; 130 private long mZoneTime; 131 private boolean mGotCountryCode = false; 132 private ContentResolver mCr; 133 134 /** Boolean is true is setTimeFromNITZString was called */ 135 private boolean mNitzUpdatedTime = false; 136 137 String mSavedTimeZone; 138 long mSavedTime; 139 long mSavedAtTime; 140 141 /** Started the recheck process after finding gprs should registered but not. */ 142 private boolean mStartedGprsRegCheck = false; 143 144 /** Already sent the event-log for no gprs register. */ 145 private boolean mReportedGprsNoReg = false; 146 147 /** 148 * The Notification object given to the NotificationManager. 149 */ 150 private Notification mNotification; 151 152 /** Wake lock used while setting time of day. */ 153 private PowerManager.WakeLock mWakeLock; 154 private static final String WAKELOCK_TAG = "ServiceStateTracker"; 155 156 /** Keep track of SPN display rules, so we only broadcast intent if something changes. */ 157 private String mCurSpn = null; 158 private String mCurPlmn = null; 159 private boolean mCurShowPlmn = false; 160 private boolean mCurShowSpn = false; 161 162 /** Notification type. */ 163 static final int PS_ENABLED = 1001; // Access Control blocks data service 164 static final int PS_DISABLED = 1002; // Access Control enables data service 165 static final int CS_ENABLED = 1003; // Access Control blocks all voice/sms service 166 static final int CS_DISABLED = 1004; // Access Control enables all voice/sms service 167 static final int CS_NORMAL_ENABLED = 1005; // Access Control blocks normal voice/sms service 168 static final int CS_EMERGENCY_ENABLED = 1006; // Access Control blocks emergency call service 169 170 /** Notification id. */ 171 static final int PS_NOTIFICATION = 888; // Id to update and cancel PS restricted 172 static final int CS_NOTIFICATION = 999; // Id to update and cancel CS restricted 173 174 private BroadcastReceiver mIntentReceiver = new BroadcastReceiver() { 175 @Override 176 public void onReceive(Context context, Intent intent) { 177 if (!mPhone.mIsTheCurrentActivePhone) { 178 Rlog.e(LOG_TAG, "Received Intent " + intent + 179 " while being destroyed. Ignoring."); 180 return; 181 } 182 183 if (intent.getAction().equals(Intent.ACTION_LOCALE_CHANGED)) { 184 // update emergency string whenever locale changed 185 updateSpnDisplay(); 186 } else if (intent.getAction().equals(ACTION_RADIO_OFF)) { 187 mAlarmSwitch = false; 188 DcTrackerBase dcTracker = mPhone.mDcTracker; 189 powerOffRadioSafely(dcTracker); 190 } 191 } 192 }; 193 194 private ContentObserver mAutoTimeObserver = new ContentObserver(new Handler()) { 195 @Override 196 public void onChange(boolean selfChange) { 197 Rlog.i("GsmServiceStateTracker", "Auto time state changed"); 198 revertToNitzTime(); 199 } 200 }; 201 202 private ContentObserver mAutoTimeZoneObserver = new ContentObserver(new Handler()) { 203 @Override 204 public void onChange(boolean selfChange) { 205 Rlog.i("GsmServiceStateTracker", "Auto time zone state changed"); 206 revertToNitzTimeZone(); 207 } 208 }; 209 210 public GsmServiceStateTracker(GSMPhone phone) { 211 super(phone, phone.mCi, new CellInfoGsm()); 212 213 mPhone = phone; 214 mCellLoc = new GsmCellLocation(); 215 mNewCellLoc = new GsmCellLocation(); 216 217 PowerManager powerManager = 218 (PowerManager)phone.getContext().getSystemService(Context.POWER_SERVICE); 219 mWakeLock = powerManager.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, WAKELOCK_TAG); 220 221 mCi.registerForAvailable(this, EVENT_RADIO_AVAILABLE, null); 222 mCi.registerForRadioStateChanged(this, EVENT_RADIO_STATE_CHANGED, null); 223 224 mCi.registerForVoiceNetworkStateChanged(this, EVENT_NETWORK_STATE_CHANGED, null); 225 mCi.setOnNITZTime(this, EVENT_NITZ_TIME, null); 226 mCi.setOnRestrictedStateChanged(this, EVENT_RESTRICTED_STATE_CHANGED, null); 227 228 // system setting property AIRPLANE_MODE_ON is set in Settings. 229 int airplaneMode = Settings.Global.getInt( 230 phone.getContext().getContentResolver(), 231 Settings.Global.AIRPLANE_MODE_ON, 0); 232 mDesiredPowerState = ! (airplaneMode > 0); 233 234 mCr = phone.getContext().getContentResolver(); 235 mCr.registerContentObserver( 236 Settings.Global.getUriFor(Settings.Global.AUTO_TIME), true, 237 mAutoTimeObserver); 238 mCr.registerContentObserver( 239 Settings.Global.getUriFor(Settings.Global.AUTO_TIME_ZONE), true, 240 mAutoTimeZoneObserver); 241 242 setSignalStrengthDefaultValues(); 243 244 // Monitor locale change 245 IntentFilter filter = new IntentFilter(); 246 filter.addAction(Intent.ACTION_LOCALE_CHANGED); 247 phone.getContext().registerReceiver(mIntentReceiver, filter); 248 249 filter = new IntentFilter(); 250 Context context = phone.getContext(); 251 filter.addAction(ACTION_RADIO_OFF); 252 context.registerReceiver(mIntentReceiver, filter); 253 254 // Gsm doesn't support OTASP so its not needed 255 phone.notifyOtaspChanged(OTASP_NOT_NEEDED); 256 } 257 258 @Override 259 public void dispose() { 260 checkCorrectThread(); 261 log("ServiceStateTracker dispose"); 262 263 // Unregister for all events. 264 mCi.unregisterForAvailable(this); 265 mCi.unregisterForRadioStateChanged(this); 266 mCi.unregisterForVoiceNetworkStateChanged(this); 267 if (mUiccApplcation != null) {mUiccApplcation.unregisterForReady(this);} 268 if (mIccRecords != null) {mIccRecords.unregisterForRecordsLoaded(this);} 269 mCi.unSetOnRestrictedStateChanged(this); 270 mCi.unSetOnNITZTime(this); 271 mCr.unregisterContentObserver(mAutoTimeObserver); 272 mCr.unregisterContentObserver(mAutoTimeZoneObserver); 273 mPhone.getContext().unregisterReceiver(mIntentReceiver); 274 super.dispose(); 275 } 276 277 @Override 278 protected void finalize() { 279 if(DBG) log("finalize"); 280 } 281 282 @Override 283 protected Phone getPhone() { 284 return mPhone; 285 } 286 287 @Override 288 public void handleMessage (Message msg) { 289 AsyncResult ar; 290 int[] ints; 291 String[] strings; 292 Message message; 293 294 if (!mPhone.mIsTheCurrentActivePhone) { 295 Rlog.e(LOG_TAG, "Received message " + msg + 296 "[" + msg.what + "] while being destroyed. Ignoring."); 297 return; 298 } 299 switch (msg.what) { 300 case EVENT_RADIO_AVAILABLE: 301 //this is unnecessary 302 //setPowerStateToDesired(); 303 break; 304 305 case EVENT_SIM_READY: 306 // Set the network type, in case the radio does not restore it. 307 int networkType = PhoneFactory.calculatePreferredNetworkType(mPhone.getContext()); 308 mCi.setPreferredNetworkType(networkType, null); 309 310 boolean skipRestoringSelection = mPhone.getContext().getResources().getBoolean( 311 com.android.internal.R.bool.skip_restoring_network_selection); 312 313 if (!skipRestoringSelection) { 314 // restore the previous network selection. 315 mPhone.restoreSavedNetworkSelection(null); 316 } 317 pollState(); 318 // Signal strength polling stops when radio is off 319 queueNextSignalStrengthPoll(); 320 break; 321 322 case EVENT_RADIO_STATE_CHANGED: 323 // This will do nothing in the radio not 324 // available case 325 setPowerStateToDesired(); 326 pollState(); 327 break; 328 329 case EVENT_NETWORK_STATE_CHANGED: 330 pollState(); 331 break; 332 333 case EVENT_GET_SIGNAL_STRENGTH: 334 // This callback is called when signal strength is polled 335 // all by itself 336 337 if (!(mCi.getRadioState().isOn())) { 338 // Polling will continue when radio turns back on 339 return; 340 } 341 ar = (AsyncResult) msg.obj; 342 onSignalStrengthResult(ar, true); 343 queueNextSignalStrengthPoll(); 344 345 break; 346 347 case EVENT_GET_LOC_DONE: 348 ar = (AsyncResult) msg.obj; 349 350 if (ar.exception == null) { 351 String states[] = (String[])ar.result; 352 int lac = -1; 353 int cid = -1; 354 if (states.length >= 3) { 355 try { 356 if (states[1] != null && states[1].length() > 0) { 357 lac = Integer.parseInt(states[1], 16); 358 } 359 if (states[2] != null && states[2].length() > 0) { 360 cid = Integer.parseInt(states[2], 16); 361 } 362 } catch (NumberFormatException ex) { 363 Rlog.w(LOG_TAG, "error parsing location: " + ex); 364 } 365 } 366 mCellLoc.setLacAndCid(lac, cid); 367 mPhone.notifyLocationChanged(); 368 } 369 370 // Release any temporary cell lock, which could have been 371 // acquired to allow a single-shot location update. 372 disableSingleLocationUpdate(); 373 break; 374 375 case EVENT_POLL_STATE_REGISTRATION: 376 case EVENT_POLL_STATE_GPRS: 377 case EVENT_POLL_STATE_OPERATOR: 378 case EVENT_POLL_STATE_NETWORK_SELECTION_MODE: 379 ar = (AsyncResult) msg.obj; 380 381 handlePollStateResult(msg.what, ar); 382 break; 383 384 case EVENT_POLL_SIGNAL_STRENGTH: 385 // Just poll signal strength...not part of pollState() 386 387 mCi.getSignalStrength(obtainMessage(EVENT_GET_SIGNAL_STRENGTH)); 388 break; 389 390 case EVENT_NITZ_TIME: 391 ar = (AsyncResult) msg.obj; 392 393 String nitzString = (String)((Object[])ar.result)[0]; 394 long nitzReceiveTime = ((Long)((Object[])ar.result)[1]).longValue(); 395 396 setTimeFromNITZString(nitzString, nitzReceiveTime); 397 break; 398 399 case EVENT_SIGNAL_STRENGTH_UPDATE: 400 // This is a notification from 401 // CommandsInterface.setOnSignalStrengthUpdate 402 403 ar = (AsyncResult) msg.obj; 404 405 // The radio is telling us about signal strength changes 406 // we don't have to ask it 407 mDontPollSignalStrength = true; 408 409 onSignalStrengthResult(ar, true); 410 break; 411 412 case EVENT_SIM_RECORDS_LOADED: 413 log("EVENT_SIM_RECORDS_LOADED: what=" + msg.what); 414 415 updatePhoneObject(); 416 updateSpnDisplay(); 417 break; 418 419 case EVENT_LOCATION_UPDATES_ENABLED: 420 ar = (AsyncResult) msg.obj; 421 422 if (ar.exception == null) { 423 mCi.getVoiceRegistrationState(obtainMessage(EVENT_GET_LOC_DONE, null)); 424 } 425 break; 426 427 case EVENT_SET_PREFERRED_NETWORK_TYPE: 428 ar = (AsyncResult) msg.obj; 429 // Don't care the result, only use for dereg network (COPS=2) 430 message = obtainMessage(EVENT_RESET_PREFERRED_NETWORK_TYPE, ar.userObj); 431 mCi.setPreferredNetworkType(mPreferredNetworkType, message); 432 break; 433 434 case EVENT_RESET_PREFERRED_NETWORK_TYPE: 435 ar = (AsyncResult) msg.obj; 436 if (ar.userObj != null) { 437 AsyncResult.forMessage(((Message) ar.userObj)).exception 438 = ar.exception; 439 ((Message) ar.userObj).sendToTarget(); 440 } 441 break; 442 443 case EVENT_GET_PREFERRED_NETWORK_TYPE: 444 ar = (AsyncResult) msg.obj; 445 446 if (ar.exception == null) { 447 mPreferredNetworkType = ((int[])ar.result)[0]; 448 } else { 449 mPreferredNetworkType = RILConstants.NETWORK_MODE_GLOBAL; 450 } 451 452 message = obtainMessage(EVENT_SET_PREFERRED_NETWORK_TYPE, ar.userObj); 453 int toggledNetworkType = RILConstants.NETWORK_MODE_GLOBAL; 454 455 mCi.setPreferredNetworkType(toggledNetworkType, message); 456 break; 457 458 case EVENT_CHECK_REPORT_GPRS: 459 if (mSS != null && !isGprsConsistent(mSS.getDataRegState(), mSS.getVoiceRegState())) { 460 461 // Can't register data service while voice service is ok 462 // i.e. CREG is ok while CGREG is not 463 // possible a network or baseband side error 464 GsmCellLocation loc = ((GsmCellLocation)mPhone.getCellLocation()); 465 EventLog.writeEvent(EventLogTags.DATA_NETWORK_REGISTRATION_FAIL, 466 mSS.getOperatorNumeric(), loc != null ? loc.getCid() : -1); 467 mReportedGprsNoReg = true; 468 } 469 mStartedGprsRegCheck = false; 470 break; 471 472 case EVENT_RESTRICTED_STATE_CHANGED: 473 // This is a notification from 474 // CommandsInterface.setOnRestrictedStateChanged 475 476 if (DBG) log("EVENT_RESTRICTED_STATE_CHANGED"); 477 478 ar = (AsyncResult) msg.obj; 479 480 onRestrictedStateChanged(ar); 481 break; 482 483 case EVENT_ALL_DATA_DISCONNECTED: 484 long dds = SubscriptionManager.getDefaultDataSubId(); 485 ProxyController.getInstance().unregisterForAllDataDisconnected(dds, this); 486 synchronized(this) { 487 if (mPendingRadioPowerOffAfterDataOff) { 488 if (DBG) log("EVENT_ALL_DATA_DISCONNECTED, turn radio off now."); 489 hangupAndPowerOff(); 490 mPendingRadioPowerOffAfterDataOff = false; 491 } else { 492 log("EVENT_ALL_DATA_DISCONNECTED is stale"); 493 } 494 } 495 break; 496 497 case EVENT_CHANGE_IMS_STATE: 498 if (DBG) log("EVENT_CHANGE_IMS_STATE:"); 499 500 setPowerStateToDesired(); 501 break; 502 503 default: 504 super.handleMessage(msg); 505 break; 506 } 507 } 508 509 @Override 510 protected void setPowerStateToDesired() { 511 512 if (DBG) { 513 log("mDesiredPowerState = " + mDesiredPowerState); 514 log("getRadioState = " + mCi.getRadioState()); 515 log("mPowerOffDelayNeed = " + mPowerOffDelayNeed); 516 log("mAlarmSwitch = " + mAlarmSwitch); 517 } 518 519 if (mAlarmSwitch) { 520 if(DBG) log("mAlarmSwitch == true"); 521 Context context = mPhone.getContext(); 522 AlarmManager am = (AlarmManager) context.getSystemService(Context.ALARM_SERVICE); 523 am.cancel(mRadioOffIntent); 524 mAlarmSwitch = false; 525 } 526 527 // If we want it on and it's off, turn it on 528 if (mDesiredPowerState 529 && mCi.getRadioState() == CommandsInterface.RadioState.RADIO_OFF) { 530 mCi.setRadioPower(true, null); 531 } else if (!mDesiredPowerState && mCi.getRadioState().isOn()) { 532 // If it's on and available and we want it off gracefully 533 if (mPowerOffDelayNeed) { 534 if (mImsRegistrationOnOff && !mAlarmSwitch) { 535 if(DBG) log("mImsRegistrationOnOff == true"); 536 Context context = mPhone.getContext(); 537 AlarmManager am = (AlarmManager) context.getSystemService(Context.ALARM_SERVICE); 538 539 Intent intent = new Intent(ACTION_RADIO_OFF); 540 mRadioOffIntent = PendingIntent.getBroadcast(context, 0, intent, 0); 541 542 mAlarmSwitch = true; 543 if (DBG) log("Alarm setting"); 544 am.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, 545 SystemClock.elapsedRealtime() + 3000, mRadioOffIntent); 546 } else { 547 DcTrackerBase dcTracker = mPhone.mDcTracker; 548 powerOffRadioSafely(dcTracker); 549 } 550 } else { 551 DcTrackerBase dcTracker = mPhone.mDcTracker; 552 powerOffRadioSafely(dcTracker); 553 } 554 } 555 } 556 557 @Override 558 protected void hangupAndPowerOff() { 559 // hang up all active voice calls 560 if (mPhone.isInCall()) { 561 mPhone.mCT.mRingingCall.hangupIfAlive(); 562 mPhone.mCT.mBackgroundCall.hangupIfAlive(); 563 mPhone.mCT.mForegroundCall.hangupIfAlive(); 564 } 565 566 mCi.setRadioPower(false, null); 567 } 568 569 @Override 570 protected void updateSpnDisplay() { 571 // The values of plmn/showPlmn change in different scenarios. 572 // 1) No service but emergency call allowed -> expected 573 // to show "Emergency call only" 574 // EXTRA_SHOW_PLMN = true 575 // EXTRA_PLMN = "Emergency call only" 576 577 // 2) No service at all --> expected to show "No service" 578 // EXTRA_SHOW_PLMN = true 579 // EXTRA_PLMN = "No service" 580 581 // 3) Normal operation in either home or roaming service 582 // EXTRA_SHOW_PLMN = depending on IccRecords rule 583 // EXTRA_PLMN = plmn 584 585 // 4) No service due to power off, aka airplane mode 586 // EXTRA_SHOW_PLMN = false 587 // EXTRA_PLMN = null 588 589 IccRecords iccRecords = mIccRecords; 590 String plmn = null; 591 boolean showPlmn = false; 592 int rule = (iccRecords != null) ? iccRecords.getDisplayRule(mSS.getOperatorNumeric()) : 0; 593 if (mSS.getVoiceRegState() == ServiceState.STATE_OUT_OF_SERVICE 594 || mSS.getVoiceRegState() == ServiceState.STATE_EMERGENCY_ONLY) { 595 showPlmn = true; 596 if (mEmergencyOnly) { 597 // No service but emergency call allowed 598 plmn = Resources.getSystem(). 599 getText(com.android.internal.R.string.emergency_calls_only).toString(); 600 } else { 601 // No service at all 602 plmn = Resources.getSystem(). 603 getText(com.android.internal.R.string.lockscreen_carrier_default).toString(); 604 } 605 if (DBG) log("updateSpnDisplay: radio is on but out " + 606 "of service, set plmn='" + plmn + "'"); 607 } else if (mSS.getVoiceRegState() == ServiceState.STATE_IN_SERVICE) { 608 // In either home or roaming service 609 plmn = mSS.getOperatorAlphaLong(); 610 showPlmn = !TextUtils.isEmpty(plmn) && 611 ((rule & SIMRecords.SPN_RULE_SHOW_PLMN) 612 == SIMRecords.SPN_RULE_SHOW_PLMN); 613 } else { 614 // Power off state, such as airplane mode 615 if (DBG) log("updateSpnDisplay: radio is off w/ showPlmn=" 616 + showPlmn + " plmn=" + plmn); 617 } 618 619 // The value of spn/showSpn are same in different scenarios. 620 // EXTRA_SHOW_SPN = depending on IccRecords rule 621 // EXTRA_SPN = spn 622 String spn = (iccRecords != null) ? iccRecords.getServiceProviderName() : ""; 623 boolean showSpn = !TextUtils.isEmpty(spn) 624 && ((rule & SIMRecords.SPN_RULE_SHOW_SPN) 625 == SIMRecords.SPN_RULE_SHOW_SPN); 626 627 // Update SPN_STRINGS_UPDATED_ACTION IFF any value changes 628 if (showPlmn != mCurShowPlmn 629 || showSpn != mCurShowSpn 630 || !TextUtils.equals(spn, mCurSpn) 631 || !TextUtils.equals(plmn, mCurPlmn)) { 632 if (DBG) { 633 log(String.format("updateSpnDisplay: changed" + 634 " sending intent rule=" + rule + 635 " showPlmn='%b' plmn='%s' showSpn='%b' spn='%s'", 636 showPlmn, plmn, showSpn, spn)); 637 } 638 Intent intent = new Intent(TelephonyIntents.SPN_STRINGS_UPDATED_ACTION); 639 intent.addFlags(Intent.FLAG_RECEIVER_REPLACE_PENDING); 640 intent.putExtra(TelephonyIntents.EXTRA_SHOW_SPN, showSpn); 641 intent.putExtra(TelephonyIntents.EXTRA_SPN, spn); 642 intent.putExtra(TelephonyIntents.EXTRA_SHOW_PLMN, showPlmn); 643 intent.putExtra(TelephonyIntents.EXTRA_PLMN, plmn); 644 SubscriptionManager.putPhoneIdAndSubIdExtra(intent, mPhone.getPhoneId()); 645 mPhone.getContext().sendStickyBroadcastAsUser(intent, UserHandle.ALL); 646 } 647 648 mCurShowSpn = showSpn; 649 mCurShowPlmn = showPlmn; 650 mCurSpn = spn; 651 mCurPlmn = plmn; 652 } 653 654 /** 655 * Handle the result of one of the pollState()-related requests 656 */ 657 @Override 658 protected void handlePollStateResult (int what, AsyncResult ar) { 659 int ints[]; 660 String states[]; 661 662 // Ignore stale requests from last poll 663 if (ar.userObj != mPollingContext) return; 664 665 if (ar.exception != null) { 666 CommandException.Error err=null; 667 668 if (ar.exception instanceof CommandException) { 669 err = ((CommandException)(ar.exception)).getCommandError(); 670 } 671 672 if (err == CommandException.Error.RADIO_NOT_AVAILABLE) { 673 // Radio has crashed or turned off 674 cancelPollState(); 675 return; 676 } 677 678 if (!mCi.getRadioState().isOn()) { 679 // Radio has crashed or turned off 680 cancelPollState(); 681 return; 682 } 683 684 if (err != CommandException.Error.OP_NOT_ALLOWED_BEFORE_REG_NW) { 685 loge("RIL implementation has returned an error where it must succeed" + 686 ar.exception); 687 } 688 } else try { 689 switch (what) { 690 case EVENT_POLL_STATE_REGISTRATION: { 691 states = (String[])ar.result; 692 int lac = -1; 693 int cid = -1; 694 int type = ServiceState.RIL_RADIO_TECHNOLOGY_UNKNOWN; 695 int regState = ServiceState.RIL_REG_STATE_UNKNOWN; 696 int reasonRegStateDenied = -1; 697 int psc = -1; 698 if (states.length > 0) { 699 try { 700 regState = Integer.parseInt(states[0]); 701 if (states.length >= 3) { 702 if (states[1] != null && states[1].length() > 0) { 703 lac = Integer.parseInt(states[1], 16); 704 } 705 if (states[2] != null && states[2].length() > 0) { 706 cid = Integer.parseInt(states[2], 16); 707 } 708 709 // states[3] (if present) is the current radio technology 710 if (states.length >= 4 && states[3] != null) { 711 type = Integer.parseInt(states[3]); 712 } 713 } 714 if (states.length > 14) { 715 if (states[14] != null && states[14].length() > 0) { 716 psc = Integer.parseInt(states[14], 16); 717 } 718 } 719 } catch (NumberFormatException ex) { 720 loge("error parsing RegistrationState: " + ex); 721 } 722 } 723 724 mGsmRoaming = regCodeIsRoaming(regState); 725 mNewSS.setState(regCodeToServiceState(regState)); 726 mNewSS.setRilVoiceRadioTechnology(type); 727 728 boolean isVoiceCapable = mPhoneBase.getContext().getResources() 729 .getBoolean(com.android.internal.R.bool.config_voice_capable); 730 if ((regState == ServiceState.RIL_REG_STATE_DENIED_EMERGENCY_CALL_ENABLED 731 || regState == ServiceState.RIL_REG_STATE_NOT_REG_EMERGENCY_CALL_ENABLED 732 || regState == ServiceState.RIL_REG_STATE_SEARCHING_EMERGENCY_CALL_ENABLED 733 || regState == ServiceState.RIL_REG_STATE_UNKNOWN_EMERGENCY_CALL_ENABLED) 734 && isVoiceCapable) { 735 mEmergencyOnly = true; 736 } else { 737 mEmergencyOnly = false; 738 } 739 740 // LAC and CID are -1 if not avail 741 mNewCellLoc.setLacAndCid(lac, cid); 742 mNewCellLoc.setPsc(psc); 743 break; 744 } 745 746 case EVENT_POLL_STATE_GPRS: { 747 states = (String[])ar.result; 748 749 int type = 0; 750 int regState = ServiceState.RIL_REG_STATE_UNKNOWN; 751 mNewReasonDataDenied = -1; 752 mNewMaxDataCalls = 1; 753 if (states.length > 0) { 754 try { 755 regState = Integer.parseInt(states[0]); 756 757 // states[3] (if present) is the current radio technology 758 if (states.length >= 4 && states[3] != null) { 759 type = Integer.parseInt(states[3]); 760 } 761 if ((states.length >= 5 ) && 762 (regState == ServiceState.RIL_REG_STATE_DENIED)) { 763 mNewReasonDataDenied = Integer.parseInt(states[4]); 764 } 765 if (states.length >= 6) { 766 mNewMaxDataCalls = Integer.parseInt(states[5]); 767 } 768 } catch (NumberFormatException ex) { 769 loge("error parsing GprsRegistrationState: " + ex); 770 } 771 } 772 int dataRegState = regCodeToServiceState(regState); 773 mNewSS.setDataRegState(dataRegState); 774 mDataRoaming = regCodeIsRoaming(regState); 775 mNewSS.setRilDataRadioTechnology(type); 776 if (DBG) { 777 log("handlPollStateResultMessage: GsmSST setDataRegState=" + dataRegState 778 + " regState=" + regState 779 + " dataRadioTechnology=" + type); 780 } 781 break; 782 } 783 784 case EVENT_POLL_STATE_OPERATOR: { 785 String opNames[] = (String[])ar.result; 786 787 if (opNames != null && opNames.length >= 3) { 788 mNewSS.setOperatorName (opNames[0], opNames[1], opNames[2]); 789 } 790 break; 791 } 792 793 case EVENT_POLL_STATE_NETWORK_SELECTION_MODE: { 794 ints = (int[])ar.result; 795 mNewSS.setIsManualSelection(ints[0] == 1); 796 break; 797 } 798 } 799 800 } catch (RuntimeException ex) { 801 loge("Exception while polling service state. Probably malformed RIL response." + ex); 802 } 803 804 mPollingContext[0]--; 805 806 if (mPollingContext[0] == 0) { 807 /** 808 * Since the roaming state of gsm service (from +CREG) and 809 * data service (from +CGREG) could be different, the new SS 810 * is set to roaming when either is true. 811 * 812 * There are exceptions for the above rule. 813 * The new SS is not set as roaming while gsm service reports 814 * roaming but indeed it is same operator. 815 * And the operator is considered non roaming. 816 * 817 * The test for the operators is to handle special roaming 818 * agreements and MVNO's. 819 */ 820 boolean roaming = (mGsmRoaming || mDataRoaming); 821 if ((mGsmRoaming && isSameNamedOperators(mNewSS) 822 && !isSameNamedOperatorConsideredRoaming(mNewSS)) 823 || isOperatorConsideredNonRoaming(mNewSS)) { 824 roaming = false; 825 } 826 mNewSS.setRoaming(roaming); 827 mNewSS.setEmergencyOnly(mEmergencyOnly); 828 pollStateDone(); 829 } 830 } 831 832 private void setSignalStrengthDefaultValues() { 833 mSignalStrength = new SignalStrength(true); 834 } 835 836 /** 837 * A complete "service state" from our perspective is 838 * composed of a handful of separate requests to the radio. 839 * 840 * We make all of these requests at once, but then abandon them 841 * and start over again if the radio notifies us that some 842 * event has changed 843 */ 844 private void pollState() { 845 mPollingContext = new int[1]; 846 mPollingContext[0] = 0; 847 848 switch (mCi.getRadioState()) { 849 case RADIO_UNAVAILABLE: 850 mNewSS.setStateOutOfService(); 851 mNewCellLoc.setStateInvalid(); 852 setSignalStrengthDefaultValues(); 853 mGotCountryCode = false; 854 mNitzUpdatedTime = false; 855 pollStateDone(); 856 break; 857 858 case RADIO_OFF: 859 mNewSS.setStateOff(); 860 mNewCellLoc.setStateInvalid(); 861 setSignalStrengthDefaultValues(); 862 mGotCountryCode = false; 863 mNitzUpdatedTime = false; 864 pollStateDone(); 865 break; 866 867 default: 868 // Issue all poll-related commands at once 869 // then count down the responses, which 870 // are allowed to arrive out-of-order 871 872 mPollingContext[0]++; 873 mCi.getOperator( 874 obtainMessage( 875 EVENT_POLL_STATE_OPERATOR, mPollingContext)); 876 877 mPollingContext[0]++; 878 mCi.getDataRegistrationState( 879 obtainMessage( 880 EVENT_POLL_STATE_GPRS, mPollingContext)); 881 882 mPollingContext[0]++; 883 mCi.getVoiceRegistrationState( 884 obtainMessage( 885 EVENT_POLL_STATE_REGISTRATION, mPollingContext)); 886 887 mPollingContext[0]++; 888 mCi.getNetworkSelectionMode( 889 obtainMessage( 890 EVENT_POLL_STATE_NETWORK_SELECTION_MODE, mPollingContext)); 891 break; 892 } 893 } 894 895 private void pollStateDone() { 896 if (DBG) { 897 log("Poll ServiceState done: " + 898 " oldSS=[" + mSS + "] newSS=[" + mNewSS + "]" + 899 " oldMaxDataCalls=" + mMaxDataCalls + 900 " mNewMaxDataCalls=" + mNewMaxDataCalls + 901 " oldReasonDataDenied=" + mReasonDataDenied + 902 " mNewReasonDataDenied=" + mNewReasonDataDenied); 903 } 904 905 if (Build.IS_DEBUGGABLE && SystemProperties.getBoolean(PROP_FORCE_ROAMING, false)) { 906 mNewSS.setRoaming(true); 907 } 908 909 useDataRegStateForDataOnlyDevices(); 910 911 boolean hasRegistered = 912 mSS.getVoiceRegState() != ServiceState.STATE_IN_SERVICE 913 && mNewSS.getVoiceRegState() == ServiceState.STATE_IN_SERVICE; 914 915 boolean hasDeregistered = 916 mSS.getVoiceRegState() == ServiceState.STATE_IN_SERVICE 917 && mNewSS.getVoiceRegState() != ServiceState.STATE_IN_SERVICE; 918 919 boolean hasGprsAttached = 920 mSS.getDataRegState() != ServiceState.STATE_IN_SERVICE 921 && mNewSS.getDataRegState() == ServiceState.STATE_IN_SERVICE; 922 923 boolean hasGprsDetached = 924 mSS.getDataRegState() == ServiceState.STATE_IN_SERVICE 925 && mNewSS.getDataRegState() != ServiceState.STATE_IN_SERVICE; 926 927 boolean hasDataRegStateChanged = 928 mSS.getDataRegState() != mNewSS.getDataRegState(); 929 930 boolean hasVoiceRegStateChanged = 931 mSS.getVoiceRegState() != mNewSS.getVoiceRegState(); 932 933 boolean hasRilVoiceRadioTechnologyChanged = 934 mSS.getRilVoiceRadioTechnology() != mNewSS.getRilVoiceRadioTechnology(); 935 936 boolean hasRilDataRadioTechnologyChanged = 937 mSS.getRilDataRadioTechnology() != mNewSS.getRilDataRadioTechnology(); 938 939 boolean hasChanged = !mNewSS.equals(mSS); 940 941 boolean hasRoamingOn = !mSS.getRoaming() && mNewSS.getRoaming(); 942 943 boolean hasRoamingOff = mSS.getRoaming() && !mNewSS.getRoaming(); 944 945 boolean hasLocationChanged = !mNewCellLoc.equals(mCellLoc); 946 947 // Add an event log when connection state changes 948 if (hasVoiceRegStateChanged || hasDataRegStateChanged) { 949 EventLog.writeEvent(EventLogTags.GSM_SERVICE_STATE_CHANGE, 950 mSS.getVoiceRegState(), mSS.getDataRegState(), 951 mNewSS.getVoiceRegState(), mNewSS.getDataRegState()); 952 } 953 954 // Add an event log when network type switched 955 // TODO: we may add filtering to reduce the event logged, 956 // i.e. check preferred network setting, only switch to 2G, etc 957 if (hasRilVoiceRadioTechnologyChanged) { 958 int cid = -1; 959 GsmCellLocation loc = mNewCellLoc; 960 if (loc != null) cid = loc.getCid(); 961 // NOTE: this code was previously located after mSS and mNewSS are swapped, so 962 // existing logs were incorrectly using the new state for "network_from" 963 // and STATE_OUT_OF_SERVICE for "network_to". To avoid confusion, use a new log tag 964 // to record the correct states. 965 EventLog.writeEvent(EventLogTags.GSM_RAT_SWITCHED_NEW, cid, 966 mSS.getRilVoiceRadioTechnology(), 967 mNewSS.getRilVoiceRadioTechnology()); 968 if (DBG) { 969 log("RAT switched " 970 + ServiceState.rilRadioTechnologyToString(mSS.getRilVoiceRadioTechnology()) 971 + " -> " 972 + ServiceState.rilRadioTechnologyToString( 973 mNewSS.getRilVoiceRadioTechnology()) + " at cell " + cid); 974 } 975 } 976 977 // swap mSS and mNewSS to put new state in mSS 978 ServiceState tss = mSS; 979 mSS = mNewSS; 980 mNewSS = tss; 981 // clean slate for next time 982 mNewSS.setStateOutOfService(); 983 984 // swap mCellLoc and mNewCellLoc to put new state in mCellLoc 985 GsmCellLocation tcl = mCellLoc; 986 mCellLoc = mNewCellLoc; 987 mNewCellLoc = tcl; 988 989 mReasonDataDenied = mNewReasonDataDenied; 990 mMaxDataCalls = mNewMaxDataCalls; 991 992 if (hasRilVoiceRadioTechnologyChanged) { 993 updatePhoneObject(); 994 } 995 996 if (hasRilDataRadioTechnologyChanged) { 997 mPhone.setSystemProperty(TelephonyProperties.PROPERTY_DATA_NETWORK_TYPE, 998 ServiceState.rilRadioTechnologyToString(mSS.getRilVoiceRadioTechnology())); 999 } 1000 1001 if (hasRegistered) { 1002 mNetworkAttachedRegistrants.notifyRegistrants(); 1003 1004 if (DBG) { 1005 log("pollStateDone: registering current mNitzUpdatedTime=" + 1006 mNitzUpdatedTime + " changing to false"); 1007 } 1008 mNitzUpdatedTime = false; 1009 } 1010 1011 if (hasChanged) { 1012 String operatorNumeric; 1013 1014 updateSpnDisplay(); 1015 1016 mPhone.setSystemProperty(TelephonyProperties.PROPERTY_OPERATOR_ALPHA, 1017 mSS.getOperatorAlphaLong()); 1018 1019 String prevOperatorNumeric = 1020 SystemProperties.get(TelephonyProperties.PROPERTY_OPERATOR_NUMERIC, ""); 1021 operatorNumeric = mSS.getOperatorNumeric(); 1022 mPhone.setSystemProperty(TelephonyProperties.PROPERTY_OPERATOR_NUMERIC, operatorNumeric); 1023 updateCarrierMccMncConfiguration(operatorNumeric, 1024 prevOperatorNumeric, mPhone.getContext()); 1025 if (operatorNumeric == null) { 1026 if (DBG) log("operatorNumeric is null"); 1027 mPhone.setSystemProperty(TelephonyProperties.PROPERTY_OPERATOR_ISO_COUNTRY, ""); 1028 mGotCountryCode = false; 1029 mNitzUpdatedTime = false; 1030 } else { 1031 String iso = ""; 1032 String mcc = ""; 1033 try{ 1034 mcc = operatorNumeric.substring(0, 3); 1035 iso = MccTable.countryCodeForMcc(Integer.parseInt(mcc)); 1036 } catch ( NumberFormatException ex){ 1037 loge("pollStateDone: countryCodeForMcc error" + ex); 1038 } catch ( StringIndexOutOfBoundsException ex) { 1039 loge("pollStateDone: countryCodeForMcc error" + ex); 1040 } 1041 1042 mPhone.setSystemProperty(TelephonyProperties.PROPERTY_OPERATOR_ISO_COUNTRY, iso); 1043 mGotCountryCode = true; 1044 1045 TimeZone zone = null; 1046 1047 if (!mNitzUpdatedTime && !mcc.equals("000") && !TextUtils.isEmpty(iso) && 1048 getAutoTimeZone()) { 1049 1050 // Test both paths if ignore nitz is true 1051 boolean testOneUniqueOffsetPath = SystemProperties.getBoolean( 1052 TelephonyProperties.PROPERTY_IGNORE_NITZ, false) && 1053 ((SystemClock.uptimeMillis() & 1) == 0); 1054 1055 ArrayList<TimeZone> uniqueZones = TimeUtils.getTimeZonesWithUniqueOffsets(iso); 1056 if ((uniqueZones.size() == 1) || testOneUniqueOffsetPath) { 1057 zone = uniqueZones.get(0); 1058 if (DBG) { 1059 log("pollStateDone: no nitz but one TZ for iso-cc=" + iso + 1060 " with zone.getID=" + zone.getID() + 1061 " testOneUniqueOffsetPath=" + testOneUniqueOffsetPath); 1062 } 1063 setAndBroadcastNetworkSetTimeZone(zone.getID()); 1064 } else { 1065 if (DBG) { 1066 log("pollStateDone: there are " + uniqueZones.size() + 1067 " unique offsets for iso-cc='" + iso + 1068 " testOneUniqueOffsetPath=" + testOneUniqueOffsetPath + 1069 "', do nothing"); 1070 } 1071 } 1072 } 1073 1074 if (shouldFixTimeZoneNow(mPhone, operatorNumeric, prevOperatorNumeric, 1075 mNeedFixZoneAfterNitz)) { 1076 // If the offset is (0, false) and the timezone property 1077 // is set, use the timezone property rather than 1078 // GMT. 1079 String zoneName = SystemProperties.get(TIMEZONE_PROPERTY); 1080 if (DBG) { 1081 log("pollStateDone: fix time zone zoneName='" + zoneName + 1082 "' mZoneOffset=" + mZoneOffset + " mZoneDst=" + mZoneDst + 1083 " iso-cc='" + iso + 1084 "' iso-cc-idx=" + Arrays.binarySearch(GMT_COUNTRY_CODES, iso)); 1085 } 1086 1087 // "(mZoneOffset == 0) && (mZoneDst == false) && 1088 // (Arrays.binarySearch(GMT_COUNTRY_CODES, iso) < 0)" 1089 // means that we received a NITZ string telling 1090 // it is in GMT+0 w/ DST time zone 1091 // BUT iso tells is NOT, e.g, a wrong NITZ reporting 1092 // local time w/ 0 offset. 1093 if ((mZoneOffset == 0) && (mZoneDst == false) && 1094 (zoneName != null) && (zoneName.length() > 0) && 1095 (Arrays.binarySearch(GMT_COUNTRY_CODES, iso) < 0)) { 1096 zone = TimeZone.getDefault(); 1097 if (mNeedFixZoneAfterNitz) { 1098 // For wrong NITZ reporting local time w/ 0 offset, 1099 // need adjust time to reflect default timezone setting 1100 long ctm = System.currentTimeMillis(); 1101 long tzOffset = zone.getOffset(ctm); 1102 if (DBG) { 1103 log("pollStateDone: tzOffset=" + tzOffset + " ltod=" + 1104 TimeUtils.logTimeOfDay(ctm)); 1105 } 1106 if (getAutoTime()) { 1107 long adj = ctm - tzOffset; 1108 if (DBG) log("pollStateDone: adj ltod=" + 1109 TimeUtils.logTimeOfDay(adj)); 1110 setAndBroadcastNetworkSetTime(adj); 1111 } else { 1112 // Adjust the saved NITZ time to account for tzOffset. 1113 mSavedTime = mSavedTime - tzOffset; 1114 } 1115 } 1116 if (DBG) log("pollStateDone: using default TimeZone"); 1117 } else if (iso.equals("")){ 1118 // Country code not found. This is likely a test network. 1119 // Get a TimeZone based only on the NITZ parameters (best guess). 1120 zone = getNitzTimeZone(mZoneOffset, mZoneDst, mZoneTime); 1121 if (DBG) log("pollStateDone: using NITZ TimeZone"); 1122 } else { 1123 zone = TimeUtils.getTimeZone(mZoneOffset, mZoneDst, mZoneTime, iso); 1124 if (DBG) log("pollStateDone: using getTimeZone(off, dst, time, iso)"); 1125 } 1126 1127 mNeedFixZoneAfterNitz = false; 1128 1129 if (zone != null) { 1130 log("pollStateDone: zone != null zone.getID=" + zone.getID()); 1131 if (getAutoTimeZone()) { 1132 setAndBroadcastNetworkSetTimeZone(zone.getID()); 1133 } 1134 saveNitzTimeZone(zone.getID()); 1135 } else { 1136 log("pollStateDone: zone == null"); 1137 } 1138 } 1139 } 1140 1141 mPhone.setSystemProperty(TelephonyProperties.PROPERTY_OPERATOR_ISROAMING, 1142 mSS.getRoaming() ? "true" : "false"); 1143 1144 mPhone.notifyServiceStateChanged(mSS); 1145 } 1146 1147 if (hasGprsAttached) { 1148 mAttachedRegistrants.notifyRegistrants(); 1149 } 1150 1151 if (hasGprsDetached) { 1152 mDetachedRegistrants.notifyRegistrants(); 1153 } 1154 1155 if (hasDataRegStateChanged || hasRilDataRadioTechnologyChanged) { 1156 notifyDataRegStateRilRadioTechnologyChanged(); 1157 mPhone.notifyDataConnection(null); 1158 } 1159 1160 if (hasRoamingOn) { 1161 mRoamingOnRegistrants.notifyRegistrants(); 1162 } 1163 1164 if (hasRoamingOff) { 1165 mRoamingOffRegistrants.notifyRegistrants(); 1166 } 1167 1168 if (hasLocationChanged) { 1169 mPhone.notifyLocationChanged(); 1170 } 1171 1172 if (! isGprsConsistent(mSS.getDataRegState(), mSS.getVoiceRegState())) { 1173 if (!mStartedGprsRegCheck && !mReportedGprsNoReg) { 1174 mStartedGprsRegCheck = true; 1175 1176 int check_period = Settings.Global.getInt( 1177 mPhone.getContext().getContentResolver(), 1178 Settings.Global.GPRS_REGISTER_CHECK_PERIOD_MS, 1179 DEFAULT_GPRS_CHECK_PERIOD_MILLIS); 1180 sendMessageDelayed(obtainMessage(EVENT_CHECK_REPORT_GPRS), 1181 check_period); 1182 } 1183 } else { 1184 mReportedGprsNoReg = false; 1185 } 1186 // TODO: Add GsmCellIdenity updating, see CdmaLteServiceStateTracker. 1187 } 1188 1189 /** 1190 * Check if GPRS got registered while voice is registered. 1191 * 1192 * @param dataRegState i.e. CGREG in GSM 1193 * @param voiceRegState i.e. CREG in GSM 1194 * @return false if device only register to voice but not gprs 1195 */ 1196 private boolean isGprsConsistent(int dataRegState, int voiceRegState) { 1197 return !((voiceRegState == ServiceState.STATE_IN_SERVICE) && 1198 (dataRegState != ServiceState.STATE_IN_SERVICE)); 1199 } 1200 1201 /** 1202 * Returns a TimeZone object based only on parameters from the NITZ string. 1203 */ 1204 private TimeZone getNitzTimeZone(int offset, boolean dst, long when) { 1205 TimeZone guess = findTimeZone(offset, dst, when); 1206 if (guess == null) { 1207 // Couldn't find a proper timezone. Perhaps the DST data is wrong. 1208 guess = findTimeZone(offset, !dst, when); 1209 } 1210 if (DBG) log("getNitzTimeZone returning " + (guess == null ? guess : guess.getID())); 1211 return guess; 1212 } 1213 1214 private TimeZone findTimeZone(int offset, boolean dst, long when) { 1215 int rawOffset = offset; 1216 if (dst) { 1217 rawOffset -= 3600000; 1218 } 1219 String[] zones = TimeZone.getAvailableIDs(rawOffset); 1220 TimeZone guess = null; 1221 Date d = new Date(when); 1222 for (String zone : zones) { 1223 TimeZone tz = TimeZone.getTimeZone(zone); 1224 if (tz.getOffset(when) == offset && 1225 tz.inDaylightTime(d) == dst) { 1226 guess = tz; 1227 break; 1228 } 1229 } 1230 1231 return guess; 1232 } 1233 1234 private void queueNextSignalStrengthPoll() { 1235 if (mDontPollSignalStrength) { 1236 // The radio is telling us about signal strength changes 1237 // we don't have to ask it 1238 return; 1239 } 1240 1241 Message msg; 1242 1243 msg = obtainMessage(); 1244 msg.what = EVENT_POLL_SIGNAL_STRENGTH; 1245 1246 long nextTime; 1247 1248 // TODO Don't poll signal strength if screen is off 1249 sendMessageDelayed(msg, POLL_PERIOD_MILLIS); 1250 } 1251 1252 /** 1253 * Set restricted state based on the OnRestrictedStateChanged notification 1254 * If any voice or packet restricted state changes, trigger a UI 1255 * notification and notify registrants when sim is ready. 1256 * 1257 * @param ar an int value of RIL_RESTRICTED_STATE_* 1258 */ 1259 private void onRestrictedStateChanged(AsyncResult ar) { 1260 RestrictedState newRs = new RestrictedState(); 1261 1262 if (DBG) log("onRestrictedStateChanged: E rs "+ mRestrictedState); 1263 1264 if (ar.exception == null) { 1265 int[] ints = (int[])ar.result; 1266 int state = ints[0]; 1267 1268 newRs.setCsEmergencyRestricted( 1269 ((state & RILConstants.RIL_RESTRICTED_STATE_CS_EMERGENCY) != 0) || 1270 ((state & RILConstants.RIL_RESTRICTED_STATE_CS_ALL) != 0) ); 1271 //ignore the normal call and data restricted state before SIM READY 1272 if (mUiccApplcation != null && mUiccApplcation.getState() == AppState.APPSTATE_READY) { 1273 newRs.setCsNormalRestricted( 1274 ((state & RILConstants.RIL_RESTRICTED_STATE_CS_NORMAL) != 0) || 1275 ((state & RILConstants.RIL_RESTRICTED_STATE_CS_ALL) != 0) ); 1276 newRs.setPsRestricted( 1277 (state & RILConstants.RIL_RESTRICTED_STATE_PS_ALL)!= 0); 1278 } 1279 1280 if (DBG) log("onRestrictedStateChanged: new rs "+ newRs); 1281 1282 if (!mRestrictedState.isPsRestricted() && newRs.isPsRestricted()) { 1283 mPsRestrictEnabledRegistrants.notifyRegistrants(); 1284 setNotification(PS_ENABLED); 1285 } else if (mRestrictedState.isPsRestricted() && !newRs.isPsRestricted()) { 1286 mPsRestrictDisabledRegistrants.notifyRegistrants(); 1287 setNotification(PS_DISABLED); 1288 } 1289 1290 /** 1291 * There are two kind of cs restriction, normal and emergency. So 1292 * there are 4 x 4 combinations in current and new restricted states 1293 * and we only need to notify when state is changed. 1294 */ 1295 if (mRestrictedState.isCsRestricted()) { 1296 if (!newRs.isCsRestricted()) { 1297 // remove all restriction 1298 setNotification(CS_DISABLED); 1299 } else if (!newRs.isCsNormalRestricted()) { 1300 // remove normal restriction 1301 setNotification(CS_EMERGENCY_ENABLED); 1302 } else if (!newRs.isCsEmergencyRestricted()) { 1303 // remove emergency restriction 1304 setNotification(CS_NORMAL_ENABLED); 1305 } 1306 } else if (mRestrictedState.isCsEmergencyRestricted() && 1307 !mRestrictedState.isCsNormalRestricted()) { 1308 if (!newRs.isCsRestricted()) { 1309 // remove all restriction 1310 setNotification(CS_DISABLED); 1311 } else if (newRs.isCsRestricted()) { 1312 // enable all restriction 1313 setNotification(CS_ENABLED); 1314 } else if (newRs.isCsNormalRestricted()) { 1315 // remove emergency restriction and enable normal restriction 1316 setNotification(CS_NORMAL_ENABLED); 1317 } 1318 } else if (!mRestrictedState.isCsEmergencyRestricted() && 1319 mRestrictedState.isCsNormalRestricted()) { 1320 if (!newRs.isCsRestricted()) { 1321 // remove all restriction 1322 setNotification(CS_DISABLED); 1323 } else if (newRs.isCsRestricted()) { 1324 // enable all restriction 1325 setNotification(CS_ENABLED); 1326 } else if (newRs.isCsEmergencyRestricted()) { 1327 // remove normal restriction and enable emergency restriction 1328 setNotification(CS_EMERGENCY_ENABLED); 1329 } 1330 } else { 1331 if (newRs.isCsRestricted()) { 1332 // enable all restriction 1333 setNotification(CS_ENABLED); 1334 } else if (newRs.isCsEmergencyRestricted()) { 1335 // enable emergency restriction 1336 setNotification(CS_EMERGENCY_ENABLED); 1337 } else if (newRs.isCsNormalRestricted()) { 1338 // enable normal restriction 1339 setNotification(CS_NORMAL_ENABLED); 1340 } 1341 } 1342 1343 mRestrictedState = newRs; 1344 } 1345 log("onRestrictedStateChanged: X rs "+ mRestrictedState); 1346 } 1347 1348 /** code is registration state 0-5 from TS 27.007 7.2 */ 1349 private int regCodeToServiceState(int code) { 1350 switch (code) { 1351 case 0: 1352 case 2: // 2 is "searching" 1353 case 3: // 3 is "registration denied" 1354 case 4: // 4 is "unknown" no vaild in current baseband 1355 case 10:// same as 0, but indicates that emergency call is possible. 1356 case 12:// same as 2, but indicates that emergency call is possible. 1357 case 13:// same as 3, but indicates that emergency call is possible. 1358 case 14:// same as 4, but indicates that emergency call is possible. 1359 return ServiceState.STATE_OUT_OF_SERVICE; 1360 1361 case 1: 1362 return ServiceState.STATE_IN_SERVICE; 1363 1364 case 5: 1365 // in service, roam 1366 return ServiceState.STATE_IN_SERVICE; 1367 1368 default: 1369 loge("regCodeToServiceState: unexpected service state " + code); 1370 return ServiceState.STATE_OUT_OF_SERVICE; 1371 } 1372 } 1373 1374 1375 /** 1376 * code is registration state 0-5 from TS 27.007 7.2 1377 * returns true if registered roam, false otherwise 1378 */ 1379 private boolean regCodeIsRoaming (int code) { 1380 return ServiceState.RIL_REG_STATE_ROAMING == code; 1381 } 1382 1383 /** 1384 * Set roaming state if operator mcc is the same as sim mcc 1385 * and ons is different from spn 1386 * 1387 * @param s ServiceState hold current ons 1388 * @return true if same operator 1389 */ 1390 private boolean isSameNamedOperators(ServiceState s) { 1391 String spn = getSystemProperty(TelephonyProperties.PROPERTY_ICC_OPERATOR_ALPHA, "empty"); 1392 1393 String onsl = s.getOperatorAlphaLong(); 1394 String onss = s.getOperatorAlphaShort(); 1395 1396 boolean equalsOnsl = onsl != null && spn.equals(onsl); 1397 boolean equalsOnss = onss != null && spn.equals(onss); 1398 1399 return currentMccEqualsSimMcc(s) && (equalsOnsl || equalsOnss); 1400 } 1401 1402 /** 1403 * Compare SIM MCC with Operator MCC 1404 * 1405 * @param s ServiceState hold current ons 1406 * @return true if both are same 1407 */ 1408 private boolean currentMccEqualsSimMcc(ServiceState s) { 1409 String simNumeric = getSystemProperty( 1410 TelephonyProperties.PROPERTY_ICC_OPERATOR_NUMERIC, ""); 1411 String operatorNumeric = s.getOperatorNumeric(); 1412 boolean equalsMcc = true; 1413 1414 try { 1415 equalsMcc = simNumeric.substring(0, 3). 1416 equals(operatorNumeric.substring(0, 3)); 1417 } catch (Exception e){ 1418 } 1419 return equalsMcc; 1420 } 1421 1422 /** 1423 * Do not set roaming state in case of oprators considered non-roaming. 1424 * 1425 + Can use mcc or mcc+mnc as item of config_operatorConsideredNonRoaming. 1426 * For example, 302 or 21407. If mcc or mcc+mnc match with operator, 1427 * don't set roaming state. 1428 * 1429 * @param s ServiceState hold current ons 1430 * @return false for roaming state set 1431 */ 1432 private boolean isOperatorConsideredNonRoaming(ServiceState s) { 1433 String operatorNumeric = s.getOperatorNumeric(); 1434 String[] numericArray = mPhone.getContext().getResources().getStringArray( 1435 com.android.internal.R.array.config_operatorConsideredNonRoaming); 1436 1437 if (numericArray.length == 0 || operatorNumeric == null) { 1438 return false; 1439 } 1440 1441 for (String numeric : numericArray) { 1442 if (operatorNumeric.startsWith(numeric)) { 1443 return true; 1444 } 1445 } 1446 return false; 1447 } 1448 1449 private boolean isSameNamedOperatorConsideredRoaming(ServiceState s) { 1450 String operatorNumeric = s.getOperatorNumeric(); 1451 String[] numericArray = mPhone.getContext().getResources().getStringArray( 1452 com.android.internal.R.array.config_sameNamedOperatorConsideredRoaming); 1453 1454 if (numericArray.length == 0 || operatorNumeric == null) { 1455 return false; 1456 } 1457 1458 for (String numeric : numericArray) { 1459 if (operatorNumeric.startsWith(numeric)) { 1460 return true; 1461 } 1462 } 1463 return false; 1464 } 1465 1466 /** 1467 * @return The current GPRS state. IN_SERVICE is the same as "attached" 1468 * and OUT_OF_SERVICE is the same as detached. 1469 */ 1470 @Override 1471 public int getCurrentDataConnectionState() { 1472 return mSS.getDataRegState(); 1473 } 1474 1475 /** 1476 * @return true if phone is camping on a technology (eg UMTS) 1477 * that could support voice and data simultaneously. 1478 */ 1479 @Override 1480 public boolean isConcurrentVoiceAndDataAllowed() { 1481 return (mSS.getRilVoiceRadioTechnology() >= ServiceState.RIL_RADIO_TECHNOLOGY_UMTS); 1482 } 1483 1484 /** 1485 * @return the current cell location information. Prefer Gsm location 1486 * information if available otherwise return LTE location information 1487 */ 1488 public CellLocation getCellLocation() { 1489 if ((mCellLoc.getLac() >= 0) && (mCellLoc.getCid() >= 0)) { 1490 if (DBG) log("getCellLocation(): X good mCellLoc=" + mCellLoc); 1491 return mCellLoc; 1492 } else { 1493 List<CellInfo> result = getAllCellInfo(); 1494 if (result != null) { 1495 // A hack to allow tunneling of LTE information via GsmCellLocation 1496 // so that older Network Location Providers can return some information 1497 // on LTE only networks, see bug 9228974. 1498 // 1499 // We'll search the return CellInfo array preferring GSM/WCDMA 1500 // data, but if there is none we'll tunnel the first LTE information 1501 // in the list. 1502 // 1503 // The tunnel'd LTE information is returned as follows: 1504 // LAC = TAC field 1505 // CID = CI field 1506 // PSC = 0. 1507 GsmCellLocation cellLocOther = new GsmCellLocation(); 1508 for (CellInfo ci : result) { 1509 if (ci instanceof CellInfoGsm) { 1510 CellInfoGsm cellInfoGsm = (CellInfoGsm)ci; 1511 CellIdentityGsm cellIdentityGsm = cellInfoGsm.getCellIdentity(); 1512 cellLocOther.setLacAndCid(cellIdentityGsm.getLac(), 1513 cellIdentityGsm.getCid()); 1514 cellLocOther.setPsc(cellIdentityGsm.getPsc()); 1515 if (DBG) log("getCellLocation(): X ret GSM info=" + cellLocOther); 1516 return cellLocOther; 1517 } else if (ci instanceof CellInfoWcdma) { 1518 CellInfoWcdma cellInfoWcdma = (CellInfoWcdma)ci; 1519 CellIdentityWcdma cellIdentityWcdma = cellInfoWcdma.getCellIdentity(); 1520 cellLocOther.setLacAndCid(cellIdentityWcdma.getLac(), 1521 cellIdentityWcdma.getCid()); 1522 cellLocOther.setPsc(cellIdentityWcdma.getPsc()); 1523 if (DBG) log("getCellLocation(): X ret WCDMA info=" + cellLocOther); 1524 return cellLocOther; 1525 } else if ((ci instanceof CellInfoLte) && 1526 ((cellLocOther.getLac() < 0) || (cellLocOther.getCid() < 0))) { 1527 // We'll return the first good LTE info we get if there is no better answer 1528 CellInfoLte cellInfoLte = (CellInfoLte)ci; 1529 CellIdentityLte cellIdentityLte = cellInfoLte.getCellIdentity(); 1530 if ((cellIdentityLte.getTac() != Integer.MAX_VALUE) 1531 && (cellIdentityLte.getCi() != Integer.MAX_VALUE)) { 1532 cellLocOther.setLacAndCid(cellIdentityLte.getTac(), 1533 cellIdentityLte.getCi()); 1534 cellLocOther.setPsc(0); 1535 if (DBG) { 1536 log("getCellLocation(): possible LTE cellLocOther=" + cellLocOther); 1537 } 1538 } 1539 } 1540 } 1541 if (DBG) { 1542 log("getCellLocation(): X ret best answer cellLocOther=" + cellLocOther); 1543 } 1544 return cellLocOther; 1545 } else { 1546 if (DBG) { 1547 log("getCellLocation(): X empty mCellLoc and CellInfo mCellLoc=" + mCellLoc); 1548 } 1549 return mCellLoc; 1550 } 1551 } 1552 } 1553 1554 /** 1555 * nitzReceiveTime is time_t that the NITZ time was posted 1556 */ 1557 private void setTimeFromNITZString (String nitz, long nitzReceiveTime) { 1558 // "yy/mm/dd,hh:mm:ss(+/-)tz" 1559 // tz is in number of quarter-hours 1560 1561 long start = SystemClock.elapsedRealtime(); 1562 if (DBG) {log("NITZ: " + nitz + "," + nitzReceiveTime + 1563 " start=" + start + " delay=" + (start - nitzReceiveTime)); 1564 } 1565 1566 try { 1567 /* NITZ time (hour:min:sec) will be in UTC but it supplies the timezone 1568 * offset as well (which we won't worry about until later) */ 1569 Calendar c = Calendar.getInstance(TimeZone.getTimeZone("GMT")); 1570 1571 c.clear(); 1572 c.set(Calendar.DST_OFFSET, 0); 1573 1574 String[] nitzSubs = nitz.split("[/:,+-]"); 1575 1576 int year = 2000 + Integer.parseInt(nitzSubs[0]); 1577 c.set(Calendar.YEAR, year); 1578 1579 // month is 0 based! 1580 int month = Integer.parseInt(nitzSubs[1]) - 1; 1581 c.set(Calendar.MONTH, month); 1582 1583 int date = Integer.parseInt(nitzSubs[2]); 1584 c.set(Calendar.DATE, date); 1585 1586 int hour = Integer.parseInt(nitzSubs[3]); 1587 c.set(Calendar.HOUR, hour); 1588 1589 int minute = Integer.parseInt(nitzSubs[4]); 1590 c.set(Calendar.MINUTE, minute); 1591 1592 int second = Integer.parseInt(nitzSubs[5]); 1593 c.set(Calendar.SECOND, second); 1594 1595 boolean sign = (nitz.indexOf('-') == -1); 1596 1597 int tzOffset = Integer.parseInt(nitzSubs[6]); 1598 1599 int dst = (nitzSubs.length >= 8 ) ? Integer.parseInt(nitzSubs[7]) 1600 : 0; 1601 1602 // The zone offset received from NITZ is for current local time, 1603 // so DST correction is already applied. Don't add it again. 1604 // 1605 // tzOffset += dst * 4; 1606 // 1607 // We could unapply it if we wanted the raw offset. 1608 1609 tzOffset = (sign ? 1 : -1) * tzOffset * 15 * 60 * 1000; 1610 1611 TimeZone zone = null; 1612 1613 // As a special extension, the Android emulator appends the name of 1614 // the host computer's timezone to the nitz string. this is zoneinfo 1615 // timezone name of the form Area!Location or Area!Location!SubLocation 1616 // so we need to convert the ! into / 1617 if (nitzSubs.length >= 9) { 1618 String tzname = nitzSubs[8].replace('!','/'); 1619 zone = TimeZone.getTimeZone( tzname ); 1620 } 1621 1622 String iso = getSystemProperty(TelephonyProperties.PROPERTY_OPERATOR_ISO_COUNTRY, ""); 1623 1624 if (zone == null) { 1625 1626 if (mGotCountryCode) { 1627 if (iso != null && iso.length() > 0) { 1628 zone = TimeUtils.getTimeZone(tzOffset, dst != 0, 1629 c.getTimeInMillis(), 1630 iso); 1631 } else { 1632 // We don't have a valid iso country code. This is 1633 // most likely because we're on a test network that's 1634 // using a bogus MCC (eg, "001"), so get a TimeZone 1635 // based only on the NITZ parameters. 1636 zone = getNitzTimeZone(tzOffset, (dst != 0), c.getTimeInMillis()); 1637 } 1638 } 1639 } 1640 1641 if ((zone == null) || (mZoneOffset != tzOffset) || (mZoneDst != (dst != 0))){ 1642 // We got the time before the country or the zone has changed 1643 // so we don't know how to identify the DST rules yet. Save 1644 // the information and hope to fix it up later. 1645 1646 mNeedFixZoneAfterNitz = true; 1647 mZoneOffset = tzOffset; 1648 mZoneDst = dst != 0; 1649 mZoneTime = c.getTimeInMillis(); 1650 } 1651 1652 if (zone != null) { 1653 if (getAutoTimeZone()) { 1654 setAndBroadcastNetworkSetTimeZone(zone.getID()); 1655 } 1656 saveNitzTimeZone(zone.getID()); 1657 } 1658 1659 String ignore = SystemProperties.get("gsm.ignore-nitz"); 1660 if (ignore != null && ignore.equals("yes")) { 1661 log("NITZ: Not setting clock because gsm.ignore-nitz is set"); 1662 return; 1663 } 1664 1665 try { 1666 mWakeLock.acquire(); 1667 1668 if (getAutoTime()) { 1669 long millisSinceNitzReceived 1670 = SystemClock.elapsedRealtime() - nitzReceiveTime; 1671 1672 if (millisSinceNitzReceived < 0) { 1673 // Sanity check: something is wrong 1674 if (DBG) { 1675 log("NITZ: not setting time, clock has rolled " 1676 + "backwards since NITZ time was received, " 1677 + nitz); 1678 } 1679 return; 1680 } 1681 1682 if (millisSinceNitzReceived > Integer.MAX_VALUE) { 1683 // If the time is this far off, something is wrong > 24 days! 1684 if (DBG) { 1685 log("NITZ: not setting time, processing has taken " 1686 + (millisSinceNitzReceived / (1000 * 60 * 60 * 24)) 1687 + " days"); 1688 } 1689 return; 1690 } 1691 1692 // Note: with range checks above, cast to int is safe 1693 c.add(Calendar.MILLISECOND, (int)millisSinceNitzReceived); 1694 1695 if (DBG) { 1696 log("NITZ: Setting time of day to " + c.getTime() 1697 + " NITZ receive delay(ms): " + millisSinceNitzReceived 1698 + " gained(ms): " 1699 + (c.getTimeInMillis() - System.currentTimeMillis()) 1700 + " from " + nitz); 1701 } 1702 1703 setAndBroadcastNetworkSetTime(c.getTimeInMillis()); 1704 Rlog.i(LOG_TAG, "NITZ: after Setting time of day"); 1705 } 1706 SystemProperties.set("gsm.nitz.time", String.valueOf(c.getTimeInMillis())); 1707 saveNitzTime(c.getTimeInMillis()); 1708 if (VDBG) { 1709 long end = SystemClock.elapsedRealtime(); 1710 log("NITZ: end=" + end + " dur=" + (end - start)); 1711 } 1712 mNitzUpdatedTime = true; 1713 } finally { 1714 mWakeLock.release(); 1715 } 1716 } catch (RuntimeException ex) { 1717 loge("NITZ: Parsing NITZ time " + nitz + " ex=" + ex); 1718 } 1719 } 1720 1721 private boolean getAutoTime() { 1722 try { 1723 return Settings.Global.getInt(mPhone.getContext().getContentResolver(), 1724 Settings.Global.AUTO_TIME) > 0; 1725 } catch (SettingNotFoundException snfe) { 1726 return true; 1727 } 1728 } 1729 1730 private boolean getAutoTimeZone() { 1731 try { 1732 return Settings.Global.getInt(mPhone.getContext().getContentResolver(), 1733 Settings.Global.AUTO_TIME_ZONE) > 0; 1734 } catch (SettingNotFoundException snfe) { 1735 return true; 1736 } 1737 } 1738 1739 private void saveNitzTimeZone(String zoneId) { 1740 mSavedTimeZone = zoneId; 1741 } 1742 1743 private void saveNitzTime(long time) { 1744 mSavedTime = time; 1745 mSavedAtTime = SystemClock.elapsedRealtime(); 1746 } 1747 1748 /** 1749 * Set the timezone and send out a sticky broadcast so the system can 1750 * determine if the timezone was set by the carrier. 1751 * 1752 * @param zoneId timezone set by carrier 1753 */ 1754 private void setAndBroadcastNetworkSetTimeZone(String zoneId) { 1755 if (DBG) log("setAndBroadcastNetworkSetTimeZone: setTimeZone=" + zoneId); 1756 AlarmManager alarm = 1757 (AlarmManager) mPhone.getContext().getSystemService(Context.ALARM_SERVICE); 1758 alarm.setTimeZone(zoneId); 1759 Intent intent = new Intent(TelephonyIntents.ACTION_NETWORK_SET_TIMEZONE); 1760 intent.addFlags(Intent.FLAG_RECEIVER_REPLACE_PENDING); 1761 intent.putExtra("time-zone", zoneId); 1762 mPhone.getContext().sendStickyBroadcastAsUser(intent, UserHandle.ALL); 1763 if (DBG) { 1764 log("setAndBroadcastNetworkSetTimeZone: call alarm.setTimeZone and broadcast zoneId=" + 1765 zoneId); 1766 } 1767 } 1768 1769 /** 1770 * Set the time and Send out a sticky broadcast so the system can determine 1771 * if the time was set by the carrier. 1772 * 1773 * @param time time set by network 1774 */ 1775 private void setAndBroadcastNetworkSetTime(long time) { 1776 if (DBG) log("setAndBroadcastNetworkSetTime: time=" + time + "ms"); 1777 SystemClock.setCurrentTimeMillis(time); 1778 Intent intent = new Intent(TelephonyIntents.ACTION_NETWORK_SET_TIME); 1779 intent.addFlags(Intent.FLAG_RECEIVER_REPLACE_PENDING); 1780 intent.putExtra("time", time); 1781 mPhone.getContext().sendStickyBroadcastAsUser(intent, UserHandle.ALL); 1782 } 1783 1784 private void revertToNitzTime() { 1785 if (Settings.Global.getInt(mPhone.getContext().getContentResolver(), 1786 Settings.Global.AUTO_TIME, 0) == 0) { 1787 return; 1788 } 1789 if (DBG) { 1790 log("Reverting to NITZ Time: mSavedTime=" + mSavedTime 1791 + " mSavedAtTime=" + mSavedAtTime); 1792 } 1793 if (mSavedTime != 0 && mSavedAtTime != 0) { 1794 setAndBroadcastNetworkSetTime(mSavedTime 1795 + (SystemClock.elapsedRealtime() - mSavedAtTime)); 1796 } 1797 } 1798 1799 private void revertToNitzTimeZone() { 1800 if (Settings.Global.getInt(mPhone.getContext().getContentResolver(), 1801 Settings.Global.AUTO_TIME_ZONE, 0) == 0) { 1802 return; 1803 } 1804 if (DBG) log("Reverting to NITZ TimeZone: tz='" + mSavedTimeZone); 1805 if (mSavedTimeZone != null) { 1806 setAndBroadcastNetworkSetTimeZone(mSavedTimeZone); 1807 } 1808 } 1809 1810 /** 1811 * Post a notification to NotificationManager for restricted state 1812 * 1813 * @param notifyType is one state of PS/CS_*_ENABLE/DISABLE 1814 */ 1815 private void setNotification(int notifyType) { 1816 1817 if (DBG) log("setNotification: create notification " + notifyType); 1818 Context context = mPhone.getContext(); 1819 1820 mNotification = new Notification(); 1821 mNotification.when = System.currentTimeMillis(); 1822 mNotification.flags = Notification.FLAG_AUTO_CANCEL; 1823 mNotification.icon = com.android.internal.R.drawable.stat_sys_warning; 1824 Intent intent = new Intent(); 1825 mNotification.contentIntent = PendingIntent 1826 .getActivity(context, 0, intent, PendingIntent.FLAG_CANCEL_CURRENT); 1827 1828 CharSequence details = ""; 1829 CharSequence title = context.getText(com.android.internal.R.string.RestrictedChangedTitle); 1830 int notificationId = CS_NOTIFICATION; 1831 1832 switch (notifyType) { 1833 case PS_ENABLED: 1834 notificationId = PS_NOTIFICATION; 1835 details = context.getText(com.android.internal.R.string.RestrictedOnData); 1836 break; 1837 case PS_DISABLED: 1838 notificationId = PS_NOTIFICATION; 1839 break; 1840 case CS_ENABLED: 1841 details = context.getText(com.android.internal.R.string.RestrictedOnAllVoice); 1842 break; 1843 case CS_NORMAL_ENABLED: 1844 details = context.getText(com.android.internal.R.string.RestrictedOnNormal); 1845 break; 1846 case CS_EMERGENCY_ENABLED: 1847 details = context.getText(com.android.internal.R.string.RestrictedOnEmergency); 1848 break; 1849 case CS_DISABLED: 1850 // do nothing and cancel the notification later 1851 break; 1852 } 1853 1854 if (DBG) log("setNotification: put notification " + title + " / " +details); 1855 mNotification.tickerText = title; 1856 mNotification.setLatestEventInfo(context, title, details, 1857 mNotification.contentIntent); 1858 1859 NotificationManager notificationManager = (NotificationManager) 1860 context.getSystemService(Context.NOTIFICATION_SERVICE); 1861 1862 if (notifyType == PS_DISABLED || notifyType == CS_DISABLED) { 1863 // cancel previous post notification 1864 notificationManager.cancel(notificationId); 1865 } else { 1866 // update restricted state notification 1867 notificationManager.notify(notificationId, mNotification); 1868 } 1869 } 1870 1871 private UiccCardApplication getUiccCardApplication() { 1872 return mUiccController.getUiccCardApplication(mPhone.getPhoneId(), 1873 UiccController.APP_FAM_3GPP); 1874 } 1875 1876 @Override 1877 protected void onUpdateIccAvailability() { 1878 if (mUiccController == null ) { 1879 return; 1880 } 1881 1882 UiccCardApplication newUiccApplication = getUiccCardApplication(); 1883 1884 if (mUiccApplcation != newUiccApplication) { 1885 if (mUiccApplcation != null) { 1886 log("Removing stale icc objects."); 1887 mUiccApplcation.unregisterForReady(this); 1888 if (mIccRecords != null) { 1889 mIccRecords.unregisterForRecordsLoaded(this); 1890 } 1891 mIccRecords = null; 1892 mUiccApplcation = null; 1893 } 1894 if (newUiccApplication != null) { 1895 log("New card found"); 1896 mUiccApplcation = newUiccApplication; 1897 mIccRecords = mUiccApplcation.getIccRecords(); 1898 mUiccApplcation.registerForReady(this, EVENT_SIM_READY, null); 1899 if (mIccRecords != null) { 1900 mIccRecords.registerForRecordsLoaded(this, EVENT_SIM_RECORDS_LOADED, null); 1901 } 1902 } 1903 } 1904 } 1905 @Override 1906 protected void log(String s) { 1907 Rlog.d(LOG_TAG, "[GsmSST] " + s); 1908 } 1909 1910 @Override 1911 protected void loge(String s) { 1912 Rlog.e(LOG_TAG, "[GsmSST] " + s); 1913 } 1914 1915 @Override 1916 public void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 1917 pw.println("GsmServiceStateTracker extends:"); 1918 super.dump(fd, pw, args); 1919 pw.println(" mPhone=" + mPhone); 1920 pw.println(" mSS=" + mSS); 1921 pw.println(" mNewSS=" + mNewSS); 1922 pw.println(" mCellLoc=" + mCellLoc); 1923 pw.println(" mNewCellLoc=" + mNewCellLoc); 1924 pw.println(" mPreferredNetworkType=" + mPreferredNetworkType); 1925 pw.println(" mMaxDataCalls=" + mMaxDataCalls); 1926 pw.println(" mNewMaxDataCalls=" + mNewMaxDataCalls); 1927 pw.println(" mReasonDataDenied=" + mReasonDataDenied); 1928 pw.println(" mNewReasonDataDenied=" + mNewReasonDataDenied); 1929 pw.println(" mGsmRoaming=" + mGsmRoaming); 1930 pw.println(" mDataRoaming=" + mDataRoaming); 1931 pw.println(" mEmergencyOnly=" + mEmergencyOnly); 1932 pw.println(" mNeedFixZoneAfterNitz=" + mNeedFixZoneAfterNitz); 1933 pw.println(" mZoneOffset=" + mZoneOffset); 1934 pw.println(" mZoneDst=" + mZoneDst); 1935 pw.println(" mZoneTime=" + mZoneTime); 1936 pw.println(" mGotCountryCode=" + mGotCountryCode); 1937 pw.println(" mNitzUpdatedTime=" + mNitzUpdatedTime); 1938 pw.println(" mSavedTimeZone=" + mSavedTimeZone); 1939 pw.println(" mSavedTime=" + mSavedTime); 1940 pw.println(" mSavedAtTime=" + mSavedAtTime); 1941 pw.println(" mStartedGprsRegCheck=" + mStartedGprsRegCheck); 1942 pw.println(" mReportedGprsNoReg=" + mReportedGprsNoReg); 1943 pw.println(" mNotification=" + mNotification); 1944 pw.println(" mWakeLock=" + mWakeLock); 1945 pw.println(" mCurSpn=" + mCurSpn); 1946 pw.println(" mCurShowSpn=" + mCurShowSpn); 1947 pw.println(" mCurPlmn=" + mCurPlmn); 1948 pw.println(" mCurShowPlmn=" + mCurShowPlmn); 1949 } 1950 1951 1952 /** 1953 * Clean up existing voice and data connection then turn off radio power. 1954 * 1955 * Hang up the existing voice calls to decrease call drop rate. 1956 */ 1957 @Override 1958 public void powerOffRadioSafely(DcTrackerBase dcTracker) { 1959 synchronized (this) { 1960 if (!mPendingRadioPowerOffAfterDataOff) { 1961 long dds = SubscriptionManager.getDefaultDataSubId(); 1962 // To minimize race conditions we call cleanUpAllConnections on 1963 // both if else paths instead of before this isDisconnected test. 1964 if (dcTracker.isDisconnected() 1965 && (dds == mPhone.getSubId() 1966 || (dds != mPhone.getSubId() 1967 && ProxyController.getInstance().isDataDisconnected(dds)))) { 1968 // To minimize race conditions we do this after isDisconnected 1969 dcTracker.cleanUpAllConnections(Phone.REASON_RADIO_TURNED_OFF); 1970 if (DBG) log("Data disconnected, turn off radio right away."); 1971 hangupAndPowerOff(); 1972 } else { 1973 dcTracker.cleanUpAllConnections(Phone.REASON_RADIO_TURNED_OFF); 1974 if (dds != mPhone.getSubId() 1975 && !ProxyController.getInstance().isDataDisconnected(dds)) { 1976 if (DBG) log("Data is active on DDS. Wait for all data disconnect"); 1977 // Data is not disconnected on DDS. Wait for the data disconnect complete 1978 // before sending the RADIO_POWER off. 1979 ProxyController.getInstance().registerForAllDataDisconnected(dds, this, 1980 EVENT_ALL_DATA_DISCONNECTED, null); 1981 mPendingRadioPowerOffAfterDataOff = true; 1982 } 1983 Message msg = Message.obtain(this); 1984 msg.what = EVENT_SET_RADIO_POWER_OFF; 1985 msg.arg1 = ++mPendingRadioPowerOffAfterDataOffTag; 1986 if (sendMessageDelayed(msg, 30000)) { 1987 if (DBG) log("Wait upto 30s for data to disconnect, then turn off radio."); 1988 mPendingRadioPowerOffAfterDataOff = true; 1989 } else { 1990 log("Cannot send delayed Msg, turn off radio right away."); 1991 hangupAndPowerOff(); 1992 mPendingRadioPowerOffAfterDataOff = false; 1993 } 1994 } 1995 } 1996 } 1997 1998 } 1999 2000 public void setImsRegistrationState(boolean registered){ 2001 if (mImsRegistrationOnOff && !registered) { 2002 if (mAlarmSwitch) { 2003 mImsRegistrationOnOff = registered; 2004 2005 Context context = mPhone.getContext(); 2006 AlarmManager am = (AlarmManager) context.getSystemService(Context.ALARM_SERVICE); 2007 am.cancel(mRadioOffIntent); 2008 mAlarmSwitch = false; 2009 2010 sendMessage(obtainMessage(EVENT_CHANGE_IMS_STATE)); 2011 return; 2012 } 2013 } 2014 mImsRegistrationOnOff = registered; 2015 } 2016} 2017