GsmCdmaConnection.java revision ce55e28db34cb2c38649693b64cb0223d045febf
1/* 2 * Copyright (C) 2015 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; 18import android.content.Context; 19import android.os.AsyncResult; 20import android.os.Handler; 21import android.os.Looper; 22import android.os.Message; 23import android.os.PersistableBundle; 24import android.os.PowerManager; 25import android.os.Registrant; 26import android.os.SystemClock; 27import android.telephony.CarrierConfigManager; 28import android.telephony.DisconnectCause; 29import android.telephony.PhoneNumberUtils; 30import android.telephony.Rlog; 31import android.telephony.ServiceState; 32import android.text.TextUtils; 33 34import com.android.internal.telephony.cdma.CdmaCallWaitingNotification; 35import com.android.internal.telephony.cdma.CdmaSubscriptionSourceManager; 36import com.android.internal.telephony.uicc.IccCardApplicationStatus.AppState; 37import com.android.internal.telephony.uicc.UiccCardApplication; 38 39/** 40 * {@hide} 41 */ 42public class GsmCdmaConnection extends Connection { 43 private static final String LOG_TAG = "GsmCdmaConnection"; 44 private static final boolean DBG = true; 45 private static final boolean VDBG = false; 46 47 //***** Instance Variables 48 49 GsmCdmaCallTracker mOwner; 50 GsmCdmaCall mParent; 51 52 boolean mDisconnected; 53 54 int mIndex; // index in GsmCdmaCallTracker.connections[], -1 if unassigned 55 // The GsmCdma index is 1 + this 56 57 /* 58 * These time/timespan values are based on System.currentTimeMillis(), 59 * i.e., "wall clock" time. 60 */ 61 long mDisconnectTime; 62 63 UUSInfo mUusInfo; 64 int mPreciseCause = 0; 65 String mVendorCause; 66 67 Connection mOrigConnection; 68 69 Handler mHandler; 70 71 private PowerManager.WakeLock mPartialWakeLock; 72 73 private boolean mIsEmergencyCall = false; 74 75 // The cached delay to be used between DTMF tones fetched from carrier config. 76 private int mDtmfToneDelay = 0; 77 78 //***** Event Constants 79 static final int EVENT_DTMF_DONE = 1; 80 static final int EVENT_PAUSE_DONE = 2; 81 static final int EVENT_NEXT_POST_DIAL = 3; 82 static final int EVENT_WAKE_LOCK_TIMEOUT = 4; 83 static final int EVENT_DTMF_DELAY_DONE = 5; 84 85 //***** Constants 86 static final int PAUSE_DELAY_MILLIS_GSM = 3 * 1000; 87 static final int PAUSE_DELAY_MILLIS_CDMA = 2 * 1000; 88 static final int WAKE_LOCK_TIMEOUT_MILLIS = 60*1000; 89 90 //***** Inner Classes 91 92 class MyHandler extends Handler { 93 MyHandler(Looper l) {super(l);} 94 95 @Override 96 public void 97 handleMessage(Message msg) { 98 99 switch (msg.what) { 100 case EVENT_NEXT_POST_DIAL: 101 case EVENT_DTMF_DELAY_DONE: 102 case EVENT_PAUSE_DONE: 103 processNextPostDialChar(); 104 break; 105 case EVENT_WAKE_LOCK_TIMEOUT: 106 releaseWakeLock(); 107 break; 108 case EVENT_DTMF_DONE: 109 // We may need to add a delay specified by carrier between DTMF tones that are 110 // sent out. 111 mHandler.sendMessageDelayed(mHandler.obtainMessage(EVENT_DTMF_DELAY_DONE), 112 mDtmfToneDelay); 113 break; 114 } 115 } 116 } 117 118 //***** Constructors 119 120 /** This is probably an MT call that we first saw in a CLCC response or a hand over. */ 121 public GsmCdmaConnection (GsmCdmaPhone phone, DriverCall dc, GsmCdmaCallTracker ct, int index) { 122 super(phone.getPhoneType()); 123 createWakeLock(phone.getContext()); 124 acquireWakeLock(); 125 126 mOwner = ct; 127 mHandler = new MyHandler(mOwner.getLooper()); 128 129 mAddress = dc.number; 130 mIsEmergencyCall = PhoneNumberUtils.isLocalEmergencyNumber(phone.getContext(), mAddress); 131 mIsIncoming = dc.isMT; 132 mCreateTime = System.currentTimeMillis(); 133 mCnapName = dc.name; 134 mCnapNamePresentation = dc.namePresentation; 135 mNumberPresentation = dc.numberPresentation; 136 mUusInfo = dc.uusInfo; 137 138 mIndex = index; 139 140 mParent = parentFromDCState(dc.state); 141 mParent.attach(this, dc); 142 143 fetchDtmfToneDelay(phone); 144 } 145 146 /** This is an MO call, created when dialing */ 147 public GsmCdmaConnection (GsmCdmaPhone phone, String dialString, GsmCdmaCallTracker ct, 148 GsmCdmaCall parent, boolean isEmergencyCall) { 149 super(phone.getPhoneType()); 150 createWakeLock(phone.getContext()); 151 acquireWakeLock(); 152 153 mOwner = ct; 154 mHandler = new MyHandler(mOwner.getLooper()); 155 156 if (isPhoneTypeGsm()) { 157 mDialString = dialString; 158 } else { 159 Rlog.d(LOG_TAG, "[GsmCdmaConn] GsmCdmaConnection: dialString=" + 160 maskDialString(dialString)); 161 dialString = formatDialString(dialString); 162 Rlog.d(LOG_TAG, 163 "[GsmCdmaConn] GsmCdmaConnection:formated dialString=" + 164 maskDialString(dialString)); 165 } 166 167 mAddress = PhoneNumberUtils.extractNetworkPortionAlt(dialString); 168 mIsEmergencyCall = isEmergencyCall; 169 mPostDialString = PhoneNumberUtils.extractPostDialPortion(dialString); 170 171 mIndex = -1; 172 173 mIsIncoming = false; 174 mCnapName = null; 175 mCnapNamePresentation = PhoneConstants.PRESENTATION_ALLOWED; 176 mNumberPresentation = PhoneConstants.PRESENTATION_ALLOWED; 177 mCreateTime = System.currentTimeMillis(); 178 179 if (parent != null) { 180 mParent = parent; 181 if (isPhoneTypeGsm()) { 182 parent.attachFake(this, GsmCdmaCall.State.DIALING); 183 } else { 184 //for the three way call case, not change parent state 185 if (parent.mState == GsmCdmaCall.State.ACTIVE) { 186 parent.attachFake(this, GsmCdmaCall.State.ACTIVE); 187 } else { 188 parent.attachFake(this, GsmCdmaCall.State.DIALING); 189 } 190 191 } 192 } 193 194 fetchDtmfToneDelay(phone); 195 } 196 197 //CDMA 198 /** This is a Call waiting call*/ 199 public GsmCdmaConnection(Context context, CdmaCallWaitingNotification cw, GsmCdmaCallTracker ct, 200 GsmCdmaCall parent) { 201 super(parent.getPhone().getPhoneType()); 202 createWakeLock(context); 203 acquireWakeLock(); 204 205 mOwner = ct; 206 mHandler = new MyHandler(mOwner.getLooper()); 207 mAddress = cw.number; 208 mNumberPresentation = cw.numberPresentation; 209 mCnapName = cw.name; 210 mCnapNamePresentation = cw.namePresentation; 211 mIndex = -1; 212 mIsIncoming = true; 213 mCreateTime = System.currentTimeMillis(); 214 mConnectTime = 0; 215 mParent = parent; 216 parent.attachFake(this, GsmCdmaCall.State.WAITING); 217 } 218 219 220 public void dispose() { 221 clearPostDialListeners(); 222 if (mParent != null) { 223 mParent.detach(this); 224 } 225 releaseAllWakeLocks(); 226 } 227 228 static boolean equalsHandlesNulls(Object a, Object b) { 229 return (a == null) ? (b == null) : a.equals (b); 230 } 231 232 static boolean 233 equalsBaseDialString (String a, String b) { 234 return (a == null) ? (b == null) : (b != null && a.startsWith (b)); 235 } 236 237 //CDMA 238 /** 239 * format original dial string 240 * 1) convert international dialing prefix "+" to 241 * string specified per region 242 * 243 * 2) handle corner cases for PAUSE/WAIT dialing: 244 * 245 * If PAUSE/WAIT sequence at the end, ignore them. 246 * 247 * If consecutive PAUSE/WAIT sequence in the middle of the string, 248 * and if there is any WAIT in PAUSE/WAIT sequence, treat them like WAIT. 249 */ 250 public static String formatDialString(String phoneNumber) { 251 /** 252 * TODO(cleanup): This function should move to PhoneNumberUtils, and 253 * tests should be added. 254 */ 255 256 if (phoneNumber == null) { 257 return null; 258 } 259 int length = phoneNumber.length(); 260 StringBuilder ret = new StringBuilder(); 261 char c; 262 int currIndex = 0; 263 264 while (currIndex < length) { 265 c = phoneNumber.charAt(currIndex); 266 if (isPause(c) || isWait(c)) { 267 if (currIndex < length - 1) { 268 // if PW not at the end 269 int nextIndex = findNextPCharOrNonPOrNonWCharIndex(phoneNumber, currIndex); 270 // If there is non PW char following PW sequence 271 if (nextIndex < length) { 272 char pC = findPOrWCharToAppend(phoneNumber, currIndex, nextIndex); 273 ret.append(pC); 274 // If PW char sequence has more than 2 PW characters, 275 // skip to the last PW character since the sequence already be 276 // converted to WAIT character 277 if (nextIndex > (currIndex + 1)) { 278 currIndex = nextIndex - 1; 279 } 280 } else if (nextIndex == length) { 281 // It means PW characters at the end, ignore 282 currIndex = length - 1; 283 } 284 } 285 } else { 286 ret.append(c); 287 } 288 currIndex++; 289 } 290 return PhoneNumberUtils.cdmaCheckAndProcessPlusCode(ret.toString()); 291 } 292 293 /*package*/ boolean 294 compareTo(DriverCall c) { 295 // On mobile originated (MO) calls, the phone number may have changed 296 // due to a SIM Toolkit call control modification. 297 // 298 // We assume we know when MO calls are created (since we created them) 299 // and therefore don't need to compare the phone number anyway. 300 if (! (mIsIncoming || c.isMT)) return true; 301 302 // A new call appearing by SRVCC may have invalid number 303 // if IMS service is not tightly coupled with cellular modem stack. 304 // Thus we prefer the preexisting handover connection instance. 305 if (isPhoneTypeGsm() && mOrigConnection != null) return true; 306 307 // ... but we can compare phone numbers on MT calls, and we have 308 // no control over when they begin, so we might as well 309 310 String cAddress = PhoneNumberUtils.stringFromStringAndTOA(c.number, c.TOA); 311 return mIsIncoming == c.isMT && equalsHandlesNulls(mAddress, cAddress); 312 } 313 314 @Override 315 public String getOrigDialString(){ 316 return mDialString; 317 } 318 319 @Override 320 public GsmCdmaCall getCall() { 321 return mParent; 322 } 323 324 @Override 325 public long getDisconnectTime() { 326 return mDisconnectTime; 327 } 328 329 @Override 330 public long getHoldDurationMillis() { 331 if (getState() != GsmCdmaCall.State.HOLDING) { 332 // If not holding, return 0 333 return 0; 334 } else { 335 return SystemClock.elapsedRealtime() - mHoldingStartTime; 336 } 337 } 338 339 @Override 340 public GsmCdmaCall.State getState() { 341 if (mDisconnected) { 342 return GsmCdmaCall.State.DISCONNECTED; 343 } else { 344 return super.getState(); 345 } 346 } 347 348 @Override 349 public void hangup() throws CallStateException { 350 if (!mDisconnected) { 351 mOwner.hangup(this); 352 } else { 353 throw new CallStateException ("disconnected"); 354 } 355 } 356 357 @Override 358 public void separate() throws CallStateException { 359 if (!mDisconnected) { 360 mOwner.separate(this); 361 } else { 362 throw new CallStateException ("disconnected"); 363 } 364 } 365 366 @Override 367 public void proceedAfterWaitChar() { 368 if (mPostDialState != PostDialState.WAIT) { 369 Rlog.w(LOG_TAG, "GsmCdmaConnection.proceedAfterWaitChar(): Expected " 370 + "getPostDialState() to be WAIT but was " + mPostDialState); 371 return; 372 } 373 374 setPostDialState(PostDialState.STARTED); 375 376 processNextPostDialChar(); 377 } 378 379 @Override 380 public void proceedAfterWildChar(String str) { 381 if (mPostDialState != PostDialState.WILD) { 382 Rlog.w(LOG_TAG, "GsmCdmaConnection.proceedAfterWaitChar(): Expected " 383 + "getPostDialState() to be WILD but was " + mPostDialState); 384 return; 385 } 386 387 setPostDialState(PostDialState.STARTED); 388 389 // make a new postDialString, with the wild char replacement string 390 // at the beginning, followed by the remaining postDialString. 391 392 StringBuilder buf = new StringBuilder(str); 393 buf.append(mPostDialString.substring(mNextPostDialChar)); 394 mPostDialString = buf.toString(); 395 mNextPostDialChar = 0; 396 if (Phone.DEBUG_PHONE) { 397 log("proceedAfterWildChar: new postDialString is " + 398 mPostDialString); 399 } 400 401 processNextPostDialChar(); 402 } 403 404 @Override 405 public void cancelPostDial() { 406 setPostDialState(PostDialState.CANCELLED); 407 } 408 409 /** 410 * Called when this Connection is being hung up locally (eg, user pressed "end") 411 * Note that at this point, the hangup request has been dispatched to the radio 412 * but no response has yet been received so update() has not yet been called 413 */ 414 void 415 onHangupLocal() { 416 mCause = DisconnectCause.LOCAL; 417 mPreciseCause = 0; 418 mVendorCause = null; 419 } 420 421 /** 422 * Maps RIL call disconnect code to {@link DisconnectCause}. 423 * @param causeCode RIL disconnect code 424 * @return the corresponding value from {@link DisconnectCause} 425 */ 426 int disconnectCauseFromCode(int causeCode) { 427 /** 428 * See 22.001 Annex F.4 for mapping of cause codes 429 * to local tones 430 */ 431 432 switch (causeCode) { 433 case CallFailCause.USER_BUSY: 434 return DisconnectCause.BUSY; 435 436 case CallFailCause.NO_CIRCUIT_AVAIL: 437 case CallFailCause.TEMPORARY_FAILURE: 438 case CallFailCause.SWITCHING_CONGESTION: 439 case CallFailCause.CHANNEL_NOT_AVAIL: 440 case CallFailCause.QOS_NOT_AVAIL: 441 case CallFailCause.BEARER_NOT_AVAIL: 442 return DisconnectCause.CONGESTION; 443 444 case CallFailCause.EMERGENCY_TEMP_FAILURE: 445 return DisconnectCause.EMERGENCY_TEMP_FAILURE; 446 case CallFailCause.EMERGENCY_PERM_FAILURE: 447 return DisconnectCause.EMERGENCY_PERM_FAILURE; 448 449 case CallFailCause.ACM_LIMIT_EXCEEDED: 450 return DisconnectCause.LIMIT_EXCEEDED; 451 452 case CallFailCause.OPERATOR_DETERMINED_BARRING: 453 case CallFailCause.CALL_BARRED: 454 return DisconnectCause.CALL_BARRED; 455 456 case CallFailCause.FDN_BLOCKED: 457 return DisconnectCause.FDN_BLOCKED; 458 459 case CallFailCause.IMEI_NOT_ACCEPTED: 460 return DisconnectCause.IMEI_NOT_ACCEPTED; 461 462 case CallFailCause.UNOBTAINABLE_NUMBER: 463 return DisconnectCause.UNOBTAINABLE_NUMBER; 464 465 case CallFailCause.DIAL_MODIFIED_TO_USSD: 466 return DisconnectCause.DIAL_MODIFIED_TO_USSD; 467 468 case CallFailCause.DIAL_MODIFIED_TO_SS: 469 return DisconnectCause.DIAL_MODIFIED_TO_SS; 470 471 case CallFailCause.DIAL_MODIFIED_TO_DIAL: 472 return DisconnectCause.DIAL_MODIFIED_TO_DIAL; 473 474 case CallFailCause.CDMA_LOCKED_UNTIL_POWER_CYCLE: 475 return DisconnectCause.CDMA_LOCKED_UNTIL_POWER_CYCLE; 476 477 case CallFailCause.CDMA_DROP: 478 return DisconnectCause.CDMA_DROP; 479 480 case CallFailCause.CDMA_INTERCEPT: 481 return DisconnectCause.CDMA_INTERCEPT; 482 483 case CallFailCause.CDMA_REORDER: 484 return DisconnectCause.CDMA_REORDER; 485 486 case CallFailCause.CDMA_SO_REJECT: 487 return DisconnectCause.CDMA_SO_REJECT; 488 489 case CallFailCause.CDMA_RETRY_ORDER: 490 return DisconnectCause.CDMA_RETRY_ORDER; 491 492 case CallFailCause.CDMA_ACCESS_FAILURE: 493 return DisconnectCause.CDMA_ACCESS_FAILURE; 494 495 case CallFailCause.CDMA_PREEMPTED: 496 return DisconnectCause.CDMA_PREEMPTED; 497 498 case CallFailCause.CDMA_NOT_EMERGENCY: 499 return DisconnectCause.CDMA_NOT_EMERGENCY; 500 501 case CallFailCause.CDMA_ACCESS_BLOCKED: 502 return DisconnectCause.CDMA_ACCESS_BLOCKED; 503 504 case CallFailCause.NORMAL_UNSPECIFIED: 505 return DisconnectCause.NORMAL_UNSPECIFIED; 506 507 case CallFailCause.ERROR_UNSPECIFIED: 508 case CallFailCause.NORMAL_CLEARING: 509 default: 510 GsmCdmaPhone phone = mOwner.getPhone(); 511 int serviceState = phone.getServiceState().getState(); 512 UiccCardApplication cardApp = phone.getUiccCardApplication(); 513 AppState uiccAppState = (cardApp != null) ? cardApp.getState() : 514 AppState.APPSTATE_UNKNOWN; 515 if (serviceState == ServiceState.STATE_POWER_OFF) { 516 return DisconnectCause.POWER_OFF; 517 } 518 if (!mIsEmergencyCall) { 519 // Only send OUT_OF_SERVICE if it is not an emergency call. We can still 520 // technically be in STATE_OUT_OF_SERVICE or STATE_EMERGENCY_ONLY during 521 // an emergency call and when it ends, we do not want to mistakenly generate 522 // an OUT_OF_SERVICE disconnect cause during normal call ending. 523 if ((serviceState == ServiceState.STATE_OUT_OF_SERVICE 524 || serviceState == ServiceState.STATE_EMERGENCY_ONLY)) { 525 return DisconnectCause.OUT_OF_SERVICE; 526 } 527 // If we are placing an emergency call and the SIM is currently PIN/PUK 528 // locked the AppState will always not be equal to APPSTATE_READY. 529 if (uiccAppState != AppState.APPSTATE_READY) { 530 if (isPhoneTypeGsm()) { 531 return DisconnectCause.ICC_ERROR; 532 } else { // CDMA 533 if (phone.mCdmaSubscriptionSource == 534 CdmaSubscriptionSourceManager.SUBSCRIPTION_FROM_RUIM) { 535 return DisconnectCause.ICC_ERROR; 536 } 537 } 538 } 539 } 540 if (isPhoneTypeGsm()) { 541 if (causeCode == CallFailCause.ERROR_UNSPECIFIED) { 542 if (phone.mSST.mRestrictedState.isCsRestricted()) { 543 return DisconnectCause.CS_RESTRICTED; 544 } else if (phone.mSST.mRestrictedState.isCsEmergencyRestricted()) { 545 return DisconnectCause.CS_RESTRICTED_EMERGENCY; 546 } else if (phone.mSST.mRestrictedState.isCsNormalRestricted()) { 547 return DisconnectCause.CS_RESTRICTED_NORMAL; 548 } 549 } 550 } 551 if (causeCode == CallFailCause.NORMAL_CLEARING) { 552 return DisconnectCause.NORMAL; 553 } 554 // If nothing else matches, report unknown call drop reason 555 // to app, not NORMAL call end. 556 return DisconnectCause.ERROR_UNSPECIFIED; 557 } 558 } 559 560 /*package*/ void 561 onRemoteDisconnect(int causeCode, String vendorCause) { 562 this.mPreciseCause = causeCode; 563 this.mVendorCause = vendorCause; 564 onDisconnect(disconnectCauseFromCode(causeCode)); 565 } 566 567 /** 568 * Called when the radio indicates the connection has been disconnected. 569 * @param cause call disconnect cause; values are defined in {@link DisconnectCause} 570 */ 571 @Override 572 public boolean onDisconnect(int cause) { 573 boolean changed = false; 574 575 mCause = cause; 576 577 if (!mDisconnected) { 578 doDisconnect(); 579 580 if (DBG) Rlog.d(LOG_TAG, "onDisconnect: cause=" + cause); 581 582 mOwner.getPhone().notifyDisconnect(this); 583 584 if (mParent != null) { 585 changed = mParent.connectionDisconnected(this); 586 } 587 588 mOrigConnection = null; 589 } 590 clearPostDialListeners(); 591 releaseWakeLock(); 592 return changed; 593 } 594 595 //CDMA 596 /** Called when the call waiting connection has been hung up */ 597 /*package*/ void 598 onLocalDisconnect() { 599 if (!mDisconnected) { 600 doDisconnect(); 601 if (VDBG) Rlog.d(LOG_TAG, "onLoalDisconnect" ); 602 603 if (mParent != null) { 604 mParent.detach(this); 605 } 606 } 607 releaseWakeLock(); 608 } 609 610 // Returns true if state has changed, false if nothing changed 611 public boolean 612 update (DriverCall dc) { 613 GsmCdmaCall newParent; 614 boolean changed = false; 615 boolean wasConnectingInOrOut = isConnectingInOrOut(); 616 boolean wasHolding = (getState() == GsmCdmaCall.State.HOLDING); 617 618 newParent = parentFromDCState(dc.state); 619 620 if (Phone.DEBUG_PHONE) log("parent= " +mParent +", newParent= " + newParent); 621 622 //Ignore dc.number and dc.name in case of a handover connection 623 if (isPhoneTypeGsm() && mOrigConnection != null) { 624 if (Phone.DEBUG_PHONE) log("update: mOrigConnection is not null"); 625 } else { 626 log(" mNumberConverted " + mNumberConverted); 627 if (!equalsBaseDialString(mAddress, dc.number) && (!mNumberConverted 628 || !equalsBaseDialString(mConvertedNumber, dc.number))) { 629 if (Phone.DEBUG_PHONE) log("update: phone # changed!"); 630 mAddress = dc.number; 631 changed = true; 632 } 633 } 634 635 // A null cnapName should be the same as "" 636 if (TextUtils.isEmpty(dc.name)) { 637 if (!TextUtils.isEmpty(mCnapName)) { 638 changed = true; 639 mCnapName = ""; 640 } 641 } else if (!dc.name.equals(mCnapName)) { 642 changed = true; 643 mCnapName = dc.name; 644 } 645 646 if (Phone.DEBUG_PHONE) log("--dssds----"+mCnapName); 647 mCnapNamePresentation = dc.namePresentation; 648 mNumberPresentation = dc.numberPresentation; 649 650 if (newParent != mParent) { 651 if (mParent != null) { 652 mParent.detach(this); 653 } 654 newParent.attach(this, dc); 655 mParent = newParent; 656 changed = true; 657 } else { 658 boolean parentStateChange; 659 parentStateChange = mParent.update (this, dc); 660 changed = changed || parentStateChange; 661 } 662 663 /** Some state-transition events */ 664 665 if (Phone.DEBUG_PHONE) log( 666 "update: parent=" + mParent + 667 ", hasNewParent=" + (newParent != mParent) + 668 ", wasConnectingInOrOut=" + wasConnectingInOrOut + 669 ", wasHolding=" + wasHolding + 670 ", isConnectingInOrOut=" + isConnectingInOrOut() + 671 ", changed=" + changed); 672 673 674 if (wasConnectingInOrOut && !isConnectingInOrOut()) { 675 onConnectedInOrOut(); 676 } 677 678 if (changed && !wasHolding && (getState() == GsmCdmaCall.State.HOLDING)) { 679 // We've transitioned into HOLDING 680 onStartedHolding(); 681 } 682 683 return changed; 684 } 685 686 /** 687 * Called when this Connection is in the foregroundCall 688 * when a dial is initiated. 689 * We know we're ACTIVE, and we know we're going to end up 690 * HOLDING in the backgroundCall 691 */ 692 void 693 fakeHoldBeforeDial() { 694 if (mParent != null) { 695 mParent.detach(this); 696 } 697 698 mParent = mOwner.mBackgroundCall; 699 mParent.attachFake(this, GsmCdmaCall.State.HOLDING); 700 701 onStartedHolding(); 702 } 703 704 /*package*/ int 705 getGsmCdmaIndex() throws CallStateException { 706 if (mIndex >= 0) { 707 return mIndex + 1; 708 } else { 709 throw new CallStateException ("GsmCdma index not yet assigned"); 710 } 711 } 712 713 /** 714 * An incoming or outgoing call has connected 715 */ 716 void 717 onConnectedInOrOut() { 718 mConnectTime = System.currentTimeMillis(); 719 mConnectTimeReal = SystemClock.elapsedRealtime(); 720 mDuration = 0; 721 722 // bug #678474: incoming call interpreted as missed call, even though 723 // it sounds like the user has picked up the call. 724 if (Phone.DEBUG_PHONE) { 725 log("onConnectedInOrOut: connectTime=" + mConnectTime); 726 } 727 728 if (!mIsIncoming) { 729 // outgoing calls only 730 processNextPostDialChar(); 731 } else { 732 // Only release wake lock for incoming calls, for outgoing calls the wake lock 733 // will be released after any pause-dial is completed 734 releaseWakeLock(); 735 } 736 } 737 738 private void 739 doDisconnect() { 740 mIndex = -1; 741 mDisconnectTime = System.currentTimeMillis(); 742 mDuration = SystemClock.elapsedRealtime() - mConnectTimeReal; 743 mDisconnected = true; 744 clearPostDialListeners(); 745 } 746 747 /*package*/ void 748 onStartedHolding() { 749 mHoldingStartTime = SystemClock.elapsedRealtime(); 750 } 751 752 /** 753 * Performs the appropriate action for a post-dial char, but does not 754 * notify application. returns false if the character is invalid and 755 * should be ignored 756 */ 757 private boolean 758 processPostDialChar(char c) { 759 if (PhoneNumberUtils.is12Key(c)) { 760 mOwner.mCi.sendDtmf(c, mHandler.obtainMessage(EVENT_DTMF_DONE)); 761 } else if (isPause(c)) { 762 if (!isPhoneTypeGsm()) { 763 setPostDialState(PostDialState.PAUSE); 764 } 765 // From TS 22.101: 766 // It continues... 767 // Upon the called party answering the UE shall send the DTMF digits 768 // automatically to the network after a delay of 3 seconds( 20 ). 769 // The digits shall be sent according to the procedures and timing 770 // specified in 3GPP TS 24.008 [13]. The first occurrence of the 771 // "DTMF Control Digits Separator" shall be used by the ME to 772 // distinguish between the addressing digits (i.e. the phone number) 773 // and the DTMF digits. Upon subsequent occurrences of the 774 // separator, 775 // the UE shall pause again for 3 seconds ( 20 ) before sending 776 // any further DTMF digits. 777 mHandler.sendMessageDelayed(mHandler.obtainMessage(EVENT_PAUSE_DONE), 778 isPhoneTypeGsm() ? PAUSE_DELAY_MILLIS_GSM: PAUSE_DELAY_MILLIS_CDMA); 779 } else if (isWait(c)) { 780 setPostDialState(PostDialState.WAIT); 781 } else if (isWild(c)) { 782 setPostDialState(PostDialState.WILD); 783 } else { 784 return false; 785 } 786 787 return true; 788 } 789 790 @Override 791 public String 792 getRemainingPostDialString() { 793 String subStr = super.getRemainingPostDialString(); 794 if (!isPhoneTypeGsm() && !TextUtils.isEmpty(subStr)) { 795 int wIndex = subStr.indexOf(PhoneNumberUtils.WAIT); 796 int pIndex = subStr.indexOf(PhoneNumberUtils.PAUSE); 797 798 if (wIndex > 0 && (wIndex < pIndex || pIndex <= 0)) { 799 subStr = subStr.substring(0, wIndex); 800 } else if (pIndex > 0) { 801 subStr = subStr.substring(0, pIndex); 802 } 803 } 804 return subStr; 805 } 806 807 //CDMA 808 public void updateParent(GsmCdmaCall oldParent, GsmCdmaCall newParent){ 809 if (newParent != oldParent) { 810 if (oldParent != null) { 811 oldParent.detach(this); 812 } 813 newParent.attachFake(this, GsmCdmaCall.State.ACTIVE); 814 mParent = newParent; 815 } 816 } 817 818 @Override 819 protected void finalize() 820 { 821 /** 822 * It is understood that This finalizer is not guaranteed 823 * to be called and the release lock call is here just in 824 * case there is some path that doesn't call onDisconnect 825 * and or onConnectedInOrOut. 826 */ 827 if (mPartialWakeLock != null && mPartialWakeLock.isHeld()) { 828 Rlog.e(LOG_TAG, "UNEXPECTED; mPartialWakeLock is held when finalizing."); 829 } 830 clearPostDialListeners(); 831 releaseWakeLock(); 832 } 833 834 private void 835 processNextPostDialChar() { 836 char c = 0; 837 Registrant postDialHandler; 838 839 if (mPostDialState == PostDialState.CANCELLED) { 840 releaseWakeLock(); 841 return; 842 } 843 844 if (mPostDialString == null || 845 mPostDialString.length() <= mNextPostDialChar) { 846 setPostDialState(PostDialState.COMPLETE); 847 848 // We were holding a wake lock until pause-dial was complete, so give it up now 849 releaseWakeLock(); 850 851 // notifyMessage.arg1 is 0 on complete 852 c = 0; 853 } else { 854 boolean isValid; 855 856 setPostDialState(PostDialState.STARTED); 857 858 c = mPostDialString.charAt(mNextPostDialChar++); 859 860 isValid = processPostDialChar(c); 861 862 if (!isValid) { 863 // Will call processNextPostDialChar 864 mHandler.obtainMessage(EVENT_NEXT_POST_DIAL).sendToTarget(); 865 // Don't notify application 866 Rlog.e(LOG_TAG, "processNextPostDialChar: c=" + c + " isn't valid!"); 867 return; 868 } 869 } 870 871 notifyPostDialListenersNextChar(c); 872 873 // TODO: remove the following code since the handler no longer executes anything. 874 postDialHandler = mOwner.getPhone().getPostDialHandler(); 875 876 Message notifyMessage; 877 878 if (postDialHandler != null 879 && (notifyMessage = postDialHandler.messageForRegistrant()) != null) { 880 // The AsyncResult.result is the Connection object 881 PostDialState state = mPostDialState; 882 AsyncResult ar = AsyncResult.forMessage(notifyMessage); 883 ar.result = this; 884 ar.userObj = state; 885 886 // arg1 is the character that was/is being processed 887 notifyMessage.arg1 = c; 888 889 //Rlog.v("GsmCdma", "##### processNextPostDialChar: send msg to postDialHandler, arg1=" + c); 890 notifyMessage.sendToTarget(); 891 } 892 } 893 894 /** "connecting" means "has never been ACTIVE" for both incoming 895 * and outgoing calls 896 */ 897 private boolean 898 isConnectingInOrOut() { 899 return mParent == null || mParent == mOwner.mRingingCall 900 || mParent.mState == GsmCdmaCall.State.DIALING 901 || mParent.mState == GsmCdmaCall.State.ALERTING; 902 } 903 904 private GsmCdmaCall 905 parentFromDCState (DriverCall.State state) { 906 switch (state) { 907 case ACTIVE: 908 case DIALING: 909 case ALERTING: 910 return mOwner.mForegroundCall; 911 //break; 912 913 case HOLDING: 914 return mOwner.mBackgroundCall; 915 //break; 916 917 case INCOMING: 918 case WAITING: 919 return mOwner.mRingingCall; 920 //break; 921 922 default: 923 throw new RuntimeException("illegal call state: " + state); 924 } 925 } 926 927 /** 928 * Set post dial state and acquire wake lock while switching to "started" or "pause" 929 * state, the wake lock will be released if state switches out of "started" or "pause" 930 * state or after WAKE_LOCK_TIMEOUT_MILLIS. 931 * @param s new PostDialState 932 */ 933 private void setPostDialState(PostDialState s) { 934 if (s == PostDialState.STARTED || 935 s == PostDialState.PAUSE) { 936 synchronized (mPartialWakeLock) { 937 if (mPartialWakeLock.isHeld()) { 938 mHandler.removeMessages(EVENT_WAKE_LOCK_TIMEOUT); 939 } else { 940 acquireWakeLock(); 941 } 942 Message msg = mHandler.obtainMessage(EVENT_WAKE_LOCK_TIMEOUT); 943 mHandler.sendMessageDelayed(msg, WAKE_LOCK_TIMEOUT_MILLIS); 944 } 945 } else { 946 mHandler.removeMessages(EVENT_WAKE_LOCK_TIMEOUT); 947 releaseWakeLock(); 948 } 949 mPostDialState = s; 950 notifyPostDialListeners(); 951 } 952 953 private void createWakeLock(Context context) { 954 PowerManager pm = (PowerManager) context.getSystemService(Context.POWER_SERVICE); 955 mPartialWakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, LOG_TAG); 956 } 957 958 private void acquireWakeLock() { 959 if (mPartialWakeLock != null) { 960 synchronized (mPartialWakeLock) { 961 log("acquireWakeLock"); 962 mPartialWakeLock.acquire(); 963 } 964 } 965 } 966 967 private void releaseWakeLock() { 968 if (mPartialWakeLock != null) { 969 synchronized (mPartialWakeLock) { 970 if (mPartialWakeLock.isHeld()) { 971 log("releaseWakeLock"); 972 mPartialWakeLock.release(); 973 } 974 } 975 } 976 } 977 978 private void releaseAllWakeLocks() { 979 if (mPartialWakeLock != null) { 980 synchronized (mPartialWakeLock) { 981 while (mPartialWakeLock.isHeld()) { 982 mPartialWakeLock.release(); 983 } 984 } 985 } 986 } 987 988 private static boolean isPause(char c) { 989 return c == PhoneNumberUtils.PAUSE; 990 } 991 992 private static boolean isWait(char c) { 993 return c == PhoneNumberUtils.WAIT; 994 } 995 996 private static boolean isWild(char c) { 997 return c == PhoneNumberUtils.WILD; 998 } 999 1000 //CDMA 1001 // This function is to find the next PAUSE character index if 1002 // multiple pauses in a row. Otherwise it finds the next non PAUSE or 1003 // non WAIT character index. 1004 private static int findNextPCharOrNonPOrNonWCharIndex(String phoneNumber, int currIndex) { 1005 boolean wMatched = isWait(phoneNumber.charAt(currIndex)); 1006 int index = currIndex + 1; 1007 int length = phoneNumber.length(); 1008 while (index < length) { 1009 char cNext = phoneNumber.charAt(index); 1010 // if there is any W inside P/W sequence,mark it 1011 if (isWait(cNext)) { 1012 wMatched = true; 1013 } 1014 // if any characters other than P/W chars after P/W sequence 1015 // we break out the loop and append the correct 1016 if (!isWait(cNext) && !isPause(cNext)) { 1017 break; 1018 } 1019 index++; 1020 } 1021 1022 // It means the PAUSE character(s) is in the middle of dial string 1023 // and it needs to be handled one by one. 1024 if ((index < length) && (index > (currIndex + 1)) && 1025 ((wMatched == false) && isPause(phoneNumber.charAt(currIndex)))) { 1026 return (currIndex + 1); 1027 } 1028 return index; 1029 } 1030 1031 // CDMA 1032 // This function returns either PAUSE or WAIT character to append. 1033 // It is based on the next non PAUSE/WAIT character in the phoneNumber and the 1034 // index for the current PAUSE/WAIT character 1035 private static char findPOrWCharToAppend(String phoneNumber, int currPwIndex, 1036 int nextNonPwCharIndex) { 1037 char c = phoneNumber.charAt(currPwIndex); 1038 char ret; 1039 1040 // Append the PW char 1041 ret = (isPause(c)) ? PhoneNumberUtils.PAUSE : PhoneNumberUtils.WAIT; 1042 1043 // If the nextNonPwCharIndex is greater than currPwIndex + 1, 1044 // it means the PW sequence contains not only P characters. 1045 // Since for the sequence that only contains P character, 1046 // the P character is handled one by one, the nextNonPwCharIndex 1047 // equals to currPwIndex + 1. 1048 // In this case, skip P, append W. 1049 if (nextNonPwCharIndex > (currPwIndex + 1)) { 1050 ret = PhoneNumberUtils.WAIT; 1051 } 1052 return ret; 1053 } 1054 1055 private String maskDialString(String dialString) { 1056 if (VDBG) { 1057 return dialString; 1058 } 1059 1060 return "<MASKED>"; 1061 } 1062 1063 private void fetchDtmfToneDelay(GsmCdmaPhone phone) { 1064 CarrierConfigManager configMgr = (CarrierConfigManager) 1065 phone.getContext().getSystemService(Context.CARRIER_CONFIG_SERVICE); 1066 PersistableBundle b = configMgr.getConfigForSubId(phone.getSubId()); 1067 if (b != null) { 1068 mDtmfToneDelay = b.getInt(phone.getDtmfToneDelayKey()); 1069 } 1070 } 1071 1072 private boolean isPhoneTypeGsm() { 1073 return mOwner.getPhone().getPhoneType() == PhoneConstants.PHONE_TYPE_GSM; 1074 } 1075 1076 private void log(String msg) { 1077 Rlog.d(LOG_TAG, "[GsmCdmaConn] " + msg); 1078 } 1079 1080 @Override 1081 public int getNumberPresentation() { 1082 return mNumberPresentation; 1083 } 1084 1085 @Override 1086 public UUSInfo getUUSInfo() { 1087 return mUusInfo; 1088 } 1089 1090 public int getPreciseDisconnectCause() { 1091 return mPreciseCause; 1092 } 1093 1094 @Override 1095 public String getVendorDisconnectCause() { 1096 return mVendorCause; 1097 } 1098 1099 @Override 1100 public void migrateFrom(Connection c) { 1101 if (c == null) return; 1102 1103 super.migrateFrom(c); 1104 1105 this.mUusInfo = c.getUUSInfo(); 1106 1107 this.setUserData(c.getUserData()); 1108 } 1109 1110 @Override 1111 public Connection getOrigConnection() { 1112 return mOrigConnection; 1113 } 1114 1115 @Override 1116 public boolean isMultiparty() { 1117 if (mOrigConnection != null) { 1118 return mOrigConnection.isMultiparty(); 1119 } 1120 1121 return false; 1122 } 1123} 1124