GsmCdmaConnection.java revision 6bfad8034f8262da897f454fbe2ecc9f042a6090
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 //CDMA 233 /** 234 * format original dial string 235 * 1) convert international dialing prefix "+" to 236 * string specified per region 237 * 238 * 2) handle corner cases for PAUSE/WAIT dialing: 239 * 240 * If PAUSE/WAIT sequence at the end, ignore them. 241 * 242 * If consecutive PAUSE/WAIT sequence in the middle of the string, 243 * and if there is any WAIT in PAUSE/WAIT sequence, treat them like WAIT. 244 */ 245 public static String formatDialString(String phoneNumber) { 246 /** 247 * TODO(cleanup): This function should move to PhoneNumberUtils, and 248 * tests should be added. 249 */ 250 251 if (phoneNumber == null) { 252 return null; 253 } 254 int length = phoneNumber.length(); 255 StringBuilder ret = new StringBuilder(); 256 char c; 257 int currIndex = 0; 258 259 while (currIndex < length) { 260 c = phoneNumber.charAt(currIndex); 261 if (isPause(c) || isWait(c)) { 262 if (currIndex < length - 1) { 263 // if PW not at the end 264 int nextIndex = findNextPCharOrNonPOrNonWCharIndex(phoneNumber, currIndex); 265 // If there is non PW char following PW sequence 266 if (nextIndex < length) { 267 char pC = findPOrWCharToAppend(phoneNumber, currIndex, nextIndex); 268 ret.append(pC); 269 // If PW char sequence has more than 2 PW characters, 270 // skip to the last PW character since the sequence already be 271 // converted to WAIT character 272 if (nextIndex > (currIndex + 1)) { 273 currIndex = nextIndex - 1; 274 } 275 } else if (nextIndex == length) { 276 // It means PW characters at the end, ignore 277 currIndex = length - 1; 278 } 279 } 280 } else { 281 ret.append(c); 282 } 283 currIndex++; 284 } 285 return PhoneNumberUtils.cdmaCheckAndProcessPlusCode(ret.toString()); 286 } 287 288 /*package*/ boolean 289 compareTo(DriverCall c) { 290 // On mobile originated (MO) calls, the phone number may have changed 291 // due to a SIM Toolkit call control modification. 292 // 293 // We assume we know when MO calls are created (since we created them) 294 // and therefore don't need to compare the phone number anyway. 295 if (! (mIsIncoming || c.isMT)) return true; 296 297 // A new call appearing by SRVCC may have invalid number 298 // if IMS service is not tightly coupled with cellular modem stack. 299 // Thus we prefer the preexisting handover connection instance. 300 if (isPhoneTypeGsm() && mOrigConnection != null) return true; 301 302 // ... but we can compare phone numbers on MT calls, and we have 303 // no control over when they begin, so we might as well 304 305 String cAddress = PhoneNumberUtils.stringFromStringAndTOA(c.number, c.TOA); 306 return mIsIncoming == c.isMT && equalsHandlesNulls(mAddress, cAddress); 307 } 308 309 @Override 310 public String getOrigDialString(){ 311 return mDialString; 312 } 313 314 @Override 315 public GsmCdmaCall getCall() { 316 return mParent; 317 } 318 319 @Override 320 public long getDisconnectTime() { 321 return mDisconnectTime; 322 } 323 324 @Override 325 public long getHoldDurationMillis() { 326 if (getState() != GsmCdmaCall.State.HOLDING) { 327 // If not holding, return 0 328 return 0; 329 } else { 330 return SystemClock.elapsedRealtime() - mHoldingStartTime; 331 } 332 } 333 334 @Override 335 public GsmCdmaCall.State getState() { 336 if (mDisconnected) { 337 return GsmCdmaCall.State.DISCONNECTED; 338 } else { 339 return super.getState(); 340 } 341 } 342 343 @Override 344 public void hangup() throws CallStateException { 345 if (!mDisconnected) { 346 mOwner.hangup(this); 347 } else { 348 throw new CallStateException ("disconnected"); 349 } 350 } 351 352 @Override 353 public void separate() throws CallStateException { 354 if (!mDisconnected) { 355 mOwner.separate(this); 356 } else { 357 throw new CallStateException ("disconnected"); 358 } 359 } 360 361 @Override 362 public void proceedAfterWaitChar() { 363 if (mPostDialState != PostDialState.WAIT) { 364 Rlog.w(LOG_TAG, "GsmCdmaConnection.proceedAfterWaitChar(): Expected " 365 + "getPostDialState() to be WAIT but was " + mPostDialState); 366 return; 367 } 368 369 setPostDialState(PostDialState.STARTED); 370 371 processNextPostDialChar(); 372 } 373 374 @Override 375 public void proceedAfterWildChar(String str) { 376 if (mPostDialState != PostDialState.WILD) { 377 Rlog.w(LOG_TAG, "GsmCdmaConnection.proceedAfterWaitChar(): Expected " 378 + "getPostDialState() to be WILD but was " + mPostDialState); 379 return; 380 } 381 382 setPostDialState(PostDialState.STARTED); 383 384 // make a new postDialString, with the wild char replacement string 385 // at the beginning, followed by the remaining postDialString. 386 387 StringBuilder buf = new StringBuilder(str); 388 buf.append(mPostDialString.substring(mNextPostDialChar)); 389 mPostDialString = buf.toString(); 390 mNextPostDialChar = 0; 391 if (Phone.DEBUG_PHONE) { 392 log("proceedAfterWildChar: new postDialString is " + 393 mPostDialString); 394 } 395 396 processNextPostDialChar(); 397 } 398 399 @Override 400 public void cancelPostDial() { 401 setPostDialState(PostDialState.CANCELLED); 402 } 403 404 /** 405 * Called when this Connection is being hung up locally (eg, user pressed "end") 406 * Note that at this point, the hangup request has been dispatched to the radio 407 * but no response has yet been received so update() has not yet been called 408 */ 409 void 410 onHangupLocal() { 411 mCause = DisconnectCause.LOCAL; 412 mPreciseCause = 0; 413 mVendorCause = null; 414 } 415 416 /** 417 * Maps RIL call disconnect code to {@link DisconnectCause}. 418 * @param causeCode RIL disconnect code 419 * @return the corresponding value from {@link DisconnectCause} 420 */ 421 int disconnectCauseFromCode(int causeCode) { 422 /** 423 * See 22.001 Annex F.4 for mapping of cause codes 424 * to local tones 425 */ 426 427 switch (causeCode) { 428 case CallFailCause.USER_BUSY: 429 return DisconnectCause.BUSY; 430 431 case CallFailCause.NO_CIRCUIT_AVAIL: 432 case CallFailCause.TEMPORARY_FAILURE: 433 case CallFailCause.SWITCHING_CONGESTION: 434 case CallFailCause.CHANNEL_NOT_AVAIL: 435 case CallFailCause.QOS_NOT_AVAIL: 436 case CallFailCause.BEARER_NOT_AVAIL: 437 return DisconnectCause.CONGESTION; 438 439 case CallFailCause.ACM_LIMIT_EXCEEDED: 440 return DisconnectCause.LIMIT_EXCEEDED; 441 442 case CallFailCause.CALL_BARRED: 443 return DisconnectCause.CALL_BARRED; 444 445 case CallFailCause.FDN_BLOCKED: 446 return DisconnectCause.FDN_BLOCKED; 447 448 case CallFailCause.IMEI_NOT_ACCEPTED: 449 return DisconnectCause.IMEI_NOT_ACCEPTED; 450 451 case CallFailCause.UNOBTAINABLE_NUMBER: 452 return DisconnectCause.UNOBTAINABLE_NUMBER; 453 454 case CallFailCause.DIAL_MODIFIED_TO_USSD: 455 return DisconnectCause.DIAL_MODIFIED_TO_USSD; 456 457 case CallFailCause.DIAL_MODIFIED_TO_SS: 458 return DisconnectCause.DIAL_MODIFIED_TO_SS; 459 460 case CallFailCause.DIAL_MODIFIED_TO_DIAL: 461 return DisconnectCause.DIAL_MODIFIED_TO_DIAL; 462 463 case CallFailCause.CDMA_LOCKED_UNTIL_POWER_CYCLE: 464 return DisconnectCause.CDMA_LOCKED_UNTIL_POWER_CYCLE; 465 466 case CallFailCause.CDMA_DROP: 467 return DisconnectCause.CDMA_DROP; 468 469 case CallFailCause.CDMA_INTERCEPT: 470 return DisconnectCause.CDMA_INTERCEPT; 471 472 case CallFailCause.CDMA_REORDER: 473 return DisconnectCause.CDMA_REORDER; 474 475 case CallFailCause.CDMA_SO_REJECT: 476 return DisconnectCause.CDMA_SO_REJECT; 477 478 case CallFailCause.CDMA_RETRY_ORDER: 479 return DisconnectCause.CDMA_RETRY_ORDER; 480 481 case CallFailCause.CDMA_ACCESS_FAILURE: 482 return DisconnectCause.CDMA_ACCESS_FAILURE; 483 484 case CallFailCause.CDMA_PREEMPTED: 485 return DisconnectCause.CDMA_PREEMPTED; 486 487 case CallFailCause.CDMA_NOT_EMERGENCY: 488 return DisconnectCause.CDMA_NOT_EMERGENCY; 489 490 case CallFailCause.CDMA_ACCESS_BLOCKED: 491 return DisconnectCause.CDMA_ACCESS_BLOCKED; 492 493 case CallFailCause.ERROR_UNSPECIFIED: 494 case CallFailCause.NORMAL_CLEARING: 495 default: 496 GsmCdmaPhone phone = mOwner.getPhone(); 497 int serviceState = phone.getServiceState().getState(); 498 UiccCardApplication cardApp = phone.getUiccCardApplication(); 499 AppState uiccAppState = (cardApp != null) ? cardApp.getState() : 500 AppState.APPSTATE_UNKNOWN; 501 if (serviceState == ServiceState.STATE_POWER_OFF) { 502 return DisconnectCause.POWER_OFF; 503 } 504 if (!mIsEmergencyCall) { 505 // Only send OUT_OF_SERVICE if it is not an emergency call. We can still 506 // technically be in STATE_OUT_OF_SERVICE or STATE_EMERGENCY_ONLY during 507 // an emergency call and when it ends, we do not want to mistakenly generate 508 // an OUT_OF_SERVICE disconnect cause during normal call ending. 509 if ((serviceState == ServiceState.STATE_OUT_OF_SERVICE 510 || serviceState == ServiceState.STATE_EMERGENCY_ONLY)) { 511 return DisconnectCause.OUT_OF_SERVICE; 512 } 513 // If we are placing an emergency call and the SIM is currently PIN/PUK 514 // locked the AppState will always not be equal to APPSTATE_READY. 515 if (uiccAppState != AppState.APPSTATE_READY) { 516 if (isPhoneTypeGsm()) { 517 return DisconnectCause.ICC_ERROR; 518 } else { // CDMA 519 if (phone.mCdmaSubscriptionSource == 520 CdmaSubscriptionSourceManager.SUBSCRIPTION_FROM_RUIM) { 521 return DisconnectCause.ICC_ERROR; 522 } 523 } 524 } 525 } 526 if (isPhoneTypeGsm()) { 527 if (causeCode == CallFailCause.ERROR_UNSPECIFIED) { 528 if (phone.mSST.mRestrictedState.isCsRestricted()) { 529 return DisconnectCause.CS_RESTRICTED; 530 } else if (phone.mSST.mRestrictedState.isCsEmergencyRestricted()) { 531 return DisconnectCause.CS_RESTRICTED_EMERGENCY; 532 } else if (phone.mSST.mRestrictedState.isCsNormalRestricted()) { 533 return DisconnectCause.CS_RESTRICTED_NORMAL; 534 } 535 } 536 } 537 if (causeCode == CallFailCause.NORMAL_CLEARING) { 538 return DisconnectCause.NORMAL; 539 } 540 // If nothing else matches, report unknown call drop reason 541 // to app, not NORMAL call end. 542 return DisconnectCause.ERROR_UNSPECIFIED; 543 } 544 } 545 546 /*package*/ void 547 onRemoteDisconnect(int causeCode, String vendorCause) { 548 this.mPreciseCause = causeCode; 549 this.mVendorCause = vendorCause; 550 onDisconnect(disconnectCauseFromCode(causeCode)); 551 } 552 553 /** 554 * Called when the radio indicates the connection has been disconnected. 555 * @param cause call disconnect cause; values are defined in {@link DisconnectCause} 556 */ 557 @Override 558 public boolean onDisconnect(int cause) { 559 boolean changed = false; 560 561 mCause = cause; 562 563 if (!mDisconnected) { 564 doDisconnect(); 565 566 if (DBG) Rlog.d(LOG_TAG, "onDisconnect: cause=" + cause); 567 568 mOwner.getPhone().notifyDisconnect(this); 569 570 if (mParent != null) { 571 changed = mParent.connectionDisconnected(this); 572 } 573 574 mOrigConnection = null; 575 } 576 clearPostDialListeners(); 577 releaseWakeLock(); 578 return changed; 579 } 580 581 //CDMA 582 /** Called when the call waiting connection has been hung up */ 583 /*package*/ void 584 onLocalDisconnect() { 585 if (!mDisconnected) { 586 doDisconnect(); 587 if (VDBG) Rlog.d(LOG_TAG, "onLoalDisconnect" ); 588 589 if (mParent != null) { 590 mParent.detach(this); 591 } 592 } 593 releaseWakeLock(); 594 } 595 596 // Returns true if state has changed, false if nothing changed 597 public boolean 598 update (DriverCall dc) { 599 GsmCdmaCall newParent; 600 boolean changed = false; 601 boolean wasConnectingInOrOut = isConnectingInOrOut(); 602 boolean wasHolding = (getState() == GsmCdmaCall.State.HOLDING); 603 604 newParent = parentFromDCState(dc.state); 605 606 if (Phone.DEBUG_PHONE) log("parent= " +mParent +", newParent= " + newParent); 607 608 //Ignore dc.number and dc.name in case of a handover connection 609 if (isPhoneTypeGsm() && mOrigConnection != null) { 610 if (Phone.DEBUG_PHONE) log("update: mOrigConnection is not null"); 611 } else { 612 log(" mNumberConverted " + mNumberConverted); 613 if (!equalsHandlesNulls(mAddress, dc.number) && (!mNumberConverted 614 || !equalsHandlesNulls(mConvertedNumber, dc.number))) { 615 if (Phone.DEBUG_PHONE) log("update: phone # changed!"); 616 mAddress = dc.number; 617 changed = true; 618 } 619 } 620 621 // A null cnapName should be the same as "" 622 if (TextUtils.isEmpty(dc.name)) { 623 if (!TextUtils.isEmpty(mCnapName)) { 624 changed = true; 625 mCnapName = ""; 626 } 627 } else if (!dc.name.equals(mCnapName)) { 628 changed = true; 629 mCnapName = dc.name; 630 } 631 632 if (Phone.DEBUG_PHONE) log("--dssds----"+mCnapName); 633 mCnapNamePresentation = dc.namePresentation; 634 mNumberPresentation = dc.numberPresentation; 635 636 if (newParent != mParent) { 637 if (mParent != null) { 638 mParent.detach(this); 639 } 640 newParent.attach(this, dc); 641 mParent = newParent; 642 changed = true; 643 } else { 644 boolean parentStateChange; 645 parentStateChange = mParent.update (this, dc); 646 changed = changed || parentStateChange; 647 } 648 649 /** Some state-transition events */ 650 651 if (Phone.DEBUG_PHONE) log( 652 "update: parent=" + mParent + 653 ", hasNewParent=" + (newParent != mParent) + 654 ", wasConnectingInOrOut=" + wasConnectingInOrOut + 655 ", wasHolding=" + wasHolding + 656 ", isConnectingInOrOut=" + isConnectingInOrOut() + 657 ", changed=" + changed); 658 659 660 if (wasConnectingInOrOut && !isConnectingInOrOut()) { 661 onConnectedInOrOut(); 662 } 663 664 if (changed && !wasHolding && (getState() == GsmCdmaCall.State.HOLDING)) { 665 // We've transitioned into HOLDING 666 onStartedHolding(); 667 } 668 669 return changed; 670 } 671 672 /** 673 * Called when this Connection is in the foregroundCall 674 * when a dial is initiated. 675 * We know we're ACTIVE, and we know we're going to end up 676 * HOLDING in the backgroundCall 677 */ 678 void 679 fakeHoldBeforeDial() { 680 if (mParent != null) { 681 mParent.detach(this); 682 } 683 684 mParent = mOwner.mBackgroundCall; 685 mParent.attachFake(this, GsmCdmaCall.State.HOLDING); 686 687 onStartedHolding(); 688 } 689 690 /*package*/ int 691 getGsmCdmaIndex() throws CallStateException { 692 if (mIndex >= 0) { 693 return mIndex + 1; 694 } else { 695 throw new CallStateException ("GsmCdma index not yet assigned"); 696 } 697 } 698 699 /** 700 * An incoming or outgoing call has connected 701 */ 702 void 703 onConnectedInOrOut() { 704 mConnectTime = System.currentTimeMillis(); 705 mConnectTimeReal = SystemClock.elapsedRealtime(); 706 mDuration = 0; 707 708 // bug #678474: incoming call interpreted as missed call, even though 709 // it sounds like the user has picked up the call. 710 if (Phone.DEBUG_PHONE) { 711 log("onConnectedInOrOut: connectTime=" + mConnectTime); 712 } 713 714 if (!mIsIncoming) { 715 // outgoing calls only 716 processNextPostDialChar(); 717 } else { 718 // Only release wake lock for incoming calls, for outgoing calls the wake lock 719 // will be released after any pause-dial is completed 720 releaseWakeLock(); 721 } 722 } 723 724 private void 725 doDisconnect() { 726 mIndex = -1; 727 mDisconnectTime = System.currentTimeMillis(); 728 mDuration = SystemClock.elapsedRealtime() - mConnectTimeReal; 729 mDisconnected = true; 730 clearPostDialListeners(); 731 } 732 733 /*package*/ void 734 onStartedHolding() { 735 mHoldingStartTime = SystemClock.elapsedRealtime(); 736 } 737 738 /** 739 * Performs the appropriate action for a post-dial char, but does not 740 * notify application. returns false if the character is invalid and 741 * should be ignored 742 */ 743 private boolean 744 processPostDialChar(char c) { 745 if (PhoneNumberUtils.is12Key(c)) { 746 mOwner.mCi.sendDtmf(c, mHandler.obtainMessage(EVENT_DTMF_DONE)); 747 } else if (isPause(c)) { 748 if (!isPhoneTypeGsm()) { 749 setPostDialState(PostDialState.PAUSE); 750 } 751 // From TS 22.101: 752 // It continues... 753 // Upon the called party answering the UE shall send the DTMF digits 754 // automatically to the network after a delay of 3 seconds( 20 ). 755 // The digits shall be sent according to the procedures and timing 756 // specified in 3GPP TS 24.008 [13]. The first occurrence of the 757 // "DTMF Control Digits Separator" shall be used by the ME to 758 // distinguish between the addressing digits (i.e. the phone number) 759 // and the DTMF digits. Upon subsequent occurrences of the 760 // separator, 761 // the UE shall pause again for 3 seconds ( 20 ) before sending 762 // any further DTMF digits. 763 mHandler.sendMessageDelayed(mHandler.obtainMessage(EVENT_PAUSE_DONE), 764 isPhoneTypeGsm() ? PAUSE_DELAY_MILLIS_GSM: PAUSE_DELAY_MILLIS_CDMA); 765 } else if (isWait(c)) { 766 setPostDialState(PostDialState.WAIT); 767 } else if (isWild(c)) { 768 setPostDialState(PostDialState.WILD); 769 } else { 770 return false; 771 } 772 773 return true; 774 } 775 776 @Override 777 public String 778 getRemainingPostDialString() { 779 String subStr = super.getRemainingPostDialString(); 780 if (!isPhoneTypeGsm() && !TextUtils.isEmpty(subStr)) { 781 int wIndex = subStr.indexOf(PhoneNumberUtils.WAIT); 782 int pIndex = subStr.indexOf(PhoneNumberUtils.PAUSE); 783 784 if (wIndex > 0 && (wIndex < pIndex || pIndex <= 0)) { 785 subStr = subStr.substring(0, wIndex); 786 } else if (pIndex > 0) { 787 subStr = subStr.substring(0, pIndex); 788 } 789 } 790 return subStr; 791 } 792 793 //CDMA 794 public void updateParent(GsmCdmaCall oldParent, GsmCdmaCall newParent){ 795 if (newParent != oldParent) { 796 if (oldParent != null) { 797 oldParent.detach(this); 798 } 799 newParent.attachFake(this, GsmCdmaCall.State.ACTIVE); 800 mParent = newParent; 801 } 802 } 803 804 @Override 805 protected void finalize() 806 { 807 /** 808 * It is understood that This finalizer is not guaranteed 809 * to be called and the release lock call is here just in 810 * case there is some path that doesn't call onDisconnect 811 * and or onConnectedInOrOut. 812 */ 813 if (mPartialWakeLock != null && mPartialWakeLock.isHeld()) { 814 Rlog.e(LOG_TAG, "UNEXPECTED; mPartialWakeLock is held when finalizing."); 815 } 816 clearPostDialListeners(); 817 releaseWakeLock(); 818 } 819 820 private void 821 processNextPostDialChar() { 822 char c = 0; 823 Registrant postDialHandler; 824 825 if (mPostDialState == PostDialState.CANCELLED) { 826 releaseWakeLock(); 827 return; 828 } 829 830 if (mPostDialString == null || 831 mPostDialString.length() <= mNextPostDialChar) { 832 setPostDialState(PostDialState.COMPLETE); 833 834 // We were holding a wake lock until pause-dial was complete, so give it up now 835 releaseWakeLock(); 836 837 // notifyMessage.arg1 is 0 on complete 838 c = 0; 839 } else { 840 boolean isValid; 841 842 setPostDialState(PostDialState.STARTED); 843 844 c = mPostDialString.charAt(mNextPostDialChar++); 845 846 isValid = processPostDialChar(c); 847 848 if (!isValid) { 849 // Will call processNextPostDialChar 850 mHandler.obtainMessage(EVENT_NEXT_POST_DIAL).sendToTarget(); 851 // Don't notify application 852 Rlog.e(LOG_TAG, "processNextPostDialChar: c=" + c + " isn't valid!"); 853 return; 854 } 855 } 856 857 notifyPostDialListenersNextChar(c); 858 859 // TODO: remove the following code since the handler no longer executes anything. 860 postDialHandler = mOwner.getPhone().getPostDialHandler(); 861 862 Message notifyMessage; 863 864 if (postDialHandler != null 865 && (notifyMessage = postDialHandler.messageForRegistrant()) != null) { 866 // The AsyncResult.result is the Connection object 867 PostDialState state = mPostDialState; 868 AsyncResult ar = AsyncResult.forMessage(notifyMessage); 869 ar.result = this; 870 ar.userObj = state; 871 872 // arg1 is the character that was/is being processed 873 notifyMessage.arg1 = c; 874 875 //Rlog.v("GsmCdma", "##### processNextPostDialChar: send msg to postDialHandler, arg1=" + c); 876 notifyMessage.sendToTarget(); 877 } 878 } 879 880 /** "connecting" means "has never been ACTIVE" for both incoming 881 * and outgoing calls 882 */ 883 private boolean 884 isConnectingInOrOut() { 885 return mParent == null || mParent == mOwner.mRingingCall 886 || mParent.mState == GsmCdmaCall.State.DIALING 887 || mParent.mState == GsmCdmaCall.State.ALERTING; 888 } 889 890 private GsmCdmaCall 891 parentFromDCState (DriverCall.State state) { 892 switch (state) { 893 case ACTIVE: 894 case DIALING: 895 case ALERTING: 896 return mOwner.mForegroundCall; 897 //break; 898 899 case HOLDING: 900 return mOwner.mBackgroundCall; 901 //break; 902 903 case INCOMING: 904 case WAITING: 905 return mOwner.mRingingCall; 906 //break; 907 908 default: 909 throw new RuntimeException("illegal call state: " + state); 910 } 911 } 912 913 /** 914 * Set post dial state and acquire wake lock while switching to "started" or "pause" 915 * state, the wake lock will be released if state switches out of "started" or "pause" 916 * state or after WAKE_LOCK_TIMEOUT_MILLIS. 917 * @param s new PostDialState 918 */ 919 private void setPostDialState(PostDialState s) { 920 if (s == PostDialState.STARTED || 921 s == PostDialState.PAUSE) { 922 synchronized (mPartialWakeLock) { 923 if (mPartialWakeLock.isHeld()) { 924 mHandler.removeMessages(EVENT_WAKE_LOCK_TIMEOUT); 925 } else { 926 acquireWakeLock(); 927 } 928 Message msg = mHandler.obtainMessage(EVENT_WAKE_LOCK_TIMEOUT); 929 mHandler.sendMessageDelayed(msg, WAKE_LOCK_TIMEOUT_MILLIS); 930 } 931 } else { 932 mHandler.removeMessages(EVENT_WAKE_LOCK_TIMEOUT); 933 releaseWakeLock(); 934 } 935 mPostDialState = s; 936 notifyPostDialListeners(); 937 } 938 939 private void createWakeLock(Context context) { 940 PowerManager pm = (PowerManager) context.getSystemService(Context.POWER_SERVICE); 941 mPartialWakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, LOG_TAG); 942 } 943 944 private void acquireWakeLock() { 945 if (mPartialWakeLock != null) { 946 synchronized (mPartialWakeLock) { 947 log("acquireWakeLock"); 948 mPartialWakeLock.acquire(); 949 } 950 } 951 } 952 953 private void releaseWakeLock() { 954 if (mPartialWakeLock != null) { 955 synchronized (mPartialWakeLock) { 956 if (mPartialWakeLock.isHeld()) { 957 log("releaseWakeLock"); 958 mPartialWakeLock.release(); 959 } 960 } 961 } 962 } 963 964 private void releaseAllWakeLocks() { 965 if (mPartialWakeLock != null) { 966 synchronized (mPartialWakeLock) { 967 while (mPartialWakeLock.isHeld()) { 968 mPartialWakeLock.release(); 969 } 970 } 971 } 972 } 973 974 private static boolean isPause(char c) { 975 return c == PhoneNumberUtils.PAUSE; 976 } 977 978 private static boolean isWait(char c) { 979 return c == PhoneNumberUtils.WAIT; 980 } 981 982 private static boolean isWild(char c) { 983 return c == PhoneNumberUtils.WILD; 984 } 985 986 //CDMA 987 // This function is to find the next PAUSE character index if 988 // multiple pauses in a row. Otherwise it finds the next non PAUSE or 989 // non WAIT character index. 990 private static int findNextPCharOrNonPOrNonWCharIndex(String phoneNumber, int currIndex) { 991 boolean wMatched = isWait(phoneNumber.charAt(currIndex)); 992 int index = currIndex + 1; 993 int length = phoneNumber.length(); 994 while (index < length) { 995 char cNext = phoneNumber.charAt(index); 996 // if there is any W inside P/W sequence,mark it 997 if (isWait(cNext)) { 998 wMatched = true; 999 } 1000 // if any characters other than P/W chars after P/W sequence 1001 // we break out the loop and append the correct 1002 if (!isWait(cNext) && !isPause(cNext)) { 1003 break; 1004 } 1005 index++; 1006 } 1007 1008 // It means the PAUSE character(s) is in the middle of dial string 1009 // and it needs to be handled one by one. 1010 if ((index < length) && (index > (currIndex + 1)) && 1011 ((wMatched == false) && isPause(phoneNumber.charAt(currIndex)))) { 1012 return (currIndex + 1); 1013 } 1014 return index; 1015 } 1016 1017 // CDMA 1018 // This function returns either PAUSE or WAIT character to append. 1019 // It is based on the next non PAUSE/WAIT character in the phoneNumber and the 1020 // index for the current PAUSE/WAIT character 1021 private static char findPOrWCharToAppend(String phoneNumber, int currPwIndex, 1022 int nextNonPwCharIndex) { 1023 char c = phoneNumber.charAt(currPwIndex); 1024 char ret; 1025 1026 // Append the PW char 1027 ret = (isPause(c)) ? PhoneNumberUtils.PAUSE : PhoneNumberUtils.WAIT; 1028 1029 // If the nextNonPwCharIndex is greater than currPwIndex + 1, 1030 // it means the PW sequence contains not only P characters. 1031 // Since for the sequence that only contains P character, 1032 // the P character is handled one by one, the nextNonPwCharIndex 1033 // equals to currPwIndex + 1. 1034 // In this case, skip P, append W. 1035 if (nextNonPwCharIndex > (currPwIndex + 1)) { 1036 ret = PhoneNumberUtils.WAIT; 1037 } 1038 return ret; 1039 } 1040 1041 private String maskDialString(String dialString) { 1042 if (VDBG) { 1043 return dialString; 1044 } 1045 1046 return "<MASKED>"; 1047 } 1048 1049 private void fetchDtmfToneDelay(GsmCdmaPhone phone) { 1050 CarrierConfigManager configMgr = (CarrierConfigManager) 1051 phone.getContext().getSystemService(Context.CARRIER_CONFIG_SERVICE); 1052 PersistableBundle b = configMgr.getConfigForSubId(phone.getSubId()); 1053 if (b != null) { 1054 mDtmfToneDelay = b.getInt(phone.getDtmfToneDelayKey()); 1055 } 1056 } 1057 1058 private boolean isPhoneTypeGsm() { 1059 return mOwner.getPhone().getPhoneType() == PhoneConstants.PHONE_TYPE_GSM; 1060 } 1061 1062 private void log(String msg) { 1063 Rlog.d(LOG_TAG, "[GsmCdmaConn] " + msg); 1064 } 1065 1066 @Override 1067 public int getNumberPresentation() { 1068 return mNumberPresentation; 1069 } 1070 1071 @Override 1072 public UUSInfo getUUSInfo() { 1073 return mUusInfo; 1074 } 1075 1076 public int getPreciseDisconnectCause() { 1077 return mPreciseCause; 1078 } 1079 1080 @Override 1081 public String getVendorDisconnectCause() { 1082 return mVendorCause; 1083 } 1084 1085 @Override 1086 public void migrateFrom(Connection c) { 1087 if (c == null) return; 1088 1089 super.migrateFrom(c); 1090 1091 this.mUusInfo = c.getUUSInfo(); 1092 1093 this.setUserData(c.getUserData()); 1094 } 1095 1096 @Override 1097 public Connection getOrigConnection() { 1098 return mOrigConnection; 1099 } 1100 1101 @Override 1102 public boolean isMultiparty() { 1103 if (mOrigConnection != null) { 1104 return mOrigConnection.isMultiparty(); 1105 } 1106 1107 return false; 1108 } 1109} 1110