GsmCdmaConnection.java revision edd41a1d624d30e23aad6f9a2f60dc1f137f5af1
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.ACM_LIMIT_EXCEEDED: 445 return DisconnectCause.LIMIT_EXCEEDED; 446 447 case CallFailCause.OPERATOR_DETERMINED_BARRING: 448 case CallFailCause.CALL_BARRED: 449 return DisconnectCause.CALL_BARRED; 450 451 case CallFailCause.FDN_BLOCKED: 452 return DisconnectCause.FDN_BLOCKED; 453 454 case CallFailCause.IMEI_NOT_ACCEPTED: 455 return DisconnectCause.IMEI_NOT_ACCEPTED; 456 457 case CallFailCause.UNOBTAINABLE_NUMBER: 458 return DisconnectCause.UNOBTAINABLE_NUMBER; 459 460 case CallFailCause.DIAL_MODIFIED_TO_USSD: 461 return DisconnectCause.DIAL_MODIFIED_TO_USSD; 462 463 case CallFailCause.DIAL_MODIFIED_TO_SS: 464 return DisconnectCause.DIAL_MODIFIED_TO_SS; 465 466 case CallFailCause.DIAL_MODIFIED_TO_DIAL: 467 return DisconnectCause.DIAL_MODIFIED_TO_DIAL; 468 469 case CallFailCause.CDMA_LOCKED_UNTIL_POWER_CYCLE: 470 return DisconnectCause.CDMA_LOCKED_UNTIL_POWER_CYCLE; 471 472 case CallFailCause.CDMA_DROP: 473 return DisconnectCause.CDMA_DROP; 474 475 case CallFailCause.CDMA_INTERCEPT: 476 return DisconnectCause.CDMA_INTERCEPT; 477 478 case CallFailCause.CDMA_REORDER: 479 return DisconnectCause.CDMA_REORDER; 480 481 case CallFailCause.CDMA_SO_REJECT: 482 return DisconnectCause.CDMA_SO_REJECT; 483 484 case CallFailCause.CDMA_RETRY_ORDER: 485 return DisconnectCause.CDMA_RETRY_ORDER; 486 487 case CallFailCause.CDMA_ACCESS_FAILURE: 488 return DisconnectCause.CDMA_ACCESS_FAILURE; 489 490 case CallFailCause.CDMA_PREEMPTED: 491 return DisconnectCause.CDMA_PREEMPTED; 492 493 case CallFailCause.CDMA_NOT_EMERGENCY: 494 return DisconnectCause.CDMA_NOT_EMERGENCY; 495 496 case CallFailCause.CDMA_ACCESS_BLOCKED: 497 return DisconnectCause.CDMA_ACCESS_BLOCKED; 498 499 case CallFailCause.ERROR_UNSPECIFIED: 500 case CallFailCause.NORMAL_CLEARING: 501 default: 502 GsmCdmaPhone phone = mOwner.getPhone(); 503 int serviceState = phone.getServiceState().getState(); 504 UiccCardApplication cardApp = phone.getUiccCardApplication(); 505 AppState uiccAppState = (cardApp != null) ? cardApp.getState() : 506 AppState.APPSTATE_UNKNOWN; 507 if (serviceState == ServiceState.STATE_POWER_OFF) { 508 return DisconnectCause.POWER_OFF; 509 } 510 if (!mIsEmergencyCall) { 511 // Only send OUT_OF_SERVICE if it is not an emergency call. We can still 512 // technically be in STATE_OUT_OF_SERVICE or STATE_EMERGENCY_ONLY during 513 // an emergency call and when it ends, we do not want to mistakenly generate 514 // an OUT_OF_SERVICE disconnect cause during normal call ending. 515 if ((serviceState == ServiceState.STATE_OUT_OF_SERVICE 516 || serviceState == ServiceState.STATE_EMERGENCY_ONLY)) { 517 return DisconnectCause.OUT_OF_SERVICE; 518 } 519 // If we are placing an emergency call and the SIM is currently PIN/PUK 520 // locked the AppState will always not be equal to APPSTATE_READY. 521 if (uiccAppState != AppState.APPSTATE_READY) { 522 if (isPhoneTypeGsm()) { 523 return DisconnectCause.ICC_ERROR; 524 } else { // CDMA 525 if (phone.mCdmaSubscriptionSource == 526 CdmaSubscriptionSourceManager.SUBSCRIPTION_FROM_RUIM) { 527 return DisconnectCause.ICC_ERROR; 528 } 529 } 530 } 531 } 532 if (isPhoneTypeGsm()) { 533 if (causeCode == CallFailCause.ERROR_UNSPECIFIED) { 534 if (phone.mSST.mRestrictedState.isCsRestricted()) { 535 return DisconnectCause.CS_RESTRICTED; 536 } else if (phone.mSST.mRestrictedState.isCsEmergencyRestricted()) { 537 return DisconnectCause.CS_RESTRICTED_EMERGENCY; 538 } else if (phone.mSST.mRestrictedState.isCsNormalRestricted()) { 539 return DisconnectCause.CS_RESTRICTED_NORMAL; 540 } 541 } 542 } 543 if (causeCode == CallFailCause.NORMAL_CLEARING) { 544 return DisconnectCause.NORMAL; 545 } 546 // If nothing else matches, report unknown call drop reason 547 // to app, not NORMAL call end. 548 return DisconnectCause.ERROR_UNSPECIFIED; 549 } 550 } 551 552 /*package*/ void 553 onRemoteDisconnect(int causeCode, String vendorCause) { 554 this.mPreciseCause = causeCode; 555 this.mVendorCause = vendorCause; 556 onDisconnect(disconnectCauseFromCode(causeCode)); 557 } 558 559 /** 560 * Called when the radio indicates the connection has been disconnected. 561 * @param cause call disconnect cause; values are defined in {@link DisconnectCause} 562 */ 563 @Override 564 public boolean onDisconnect(int cause) { 565 boolean changed = false; 566 567 mCause = cause; 568 569 if (!mDisconnected) { 570 doDisconnect(); 571 572 if (DBG) Rlog.d(LOG_TAG, "onDisconnect: cause=" + cause); 573 574 mOwner.getPhone().notifyDisconnect(this); 575 576 if (mParent != null) { 577 changed = mParent.connectionDisconnected(this); 578 } 579 580 mOrigConnection = null; 581 } 582 clearPostDialListeners(); 583 releaseWakeLock(); 584 return changed; 585 } 586 587 //CDMA 588 /** Called when the call waiting connection has been hung up */ 589 /*package*/ void 590 onLocalDisconnect() { 591 if (!mDisconnected) { 592 doDisconnect(); 593 if (VDBG) Rlog.d(LOG_TAG, "onLoalDisconnect" ); 594 595 if (mParent != null) { 596 mParent.detach(this); 597 } 598 } 599 releaseWakeLock(); 600 } 601 602 // Returns true if state has changed, false if nothing changed 603 public boolean 604 update (DriverCall dc) { 605 GsmCdmaCall newParent; 606 boolean changed = false; 607 boolean wasConnectingInOrOut = isConnectingInOrOut(); 608 boolean wasHolding = (getState() == GsmCdmaCall.State.HOLDING); 609 610 newParent = parentFromDCState(dc.state); 611 612 if (Phone.DEBUG_PHONE) log("parent= " +mParent +", newParent= " + newParent); 613 614 //Ignore dc.number and dc.name in case of a handover connection 615 if (isPhoneTypeGsm() && mOrigConnection != null) { 616 if (Phone.DEBUG_PHONE) log("update: mOrigConnection is not null"); 617 } else { 618 log(" mNumberConverted " + mNumberConverted); 619 if (!equalsBaseDialString(mAddress, dc.number) && (!mNumberConverted 620 || !equalsBaseDialString(mConvertedNumber, dc.number))) { 621 if (Phone.DEBUG_PHONE) log("update: phone # changed!"); 622 mAddress = dc.number; 623 changed = true; 624 } 625 } 626 627 // A null cnapName should be the same as "" 628 if (TextUtils.isEmpty(dc.name)) { 629 if (!TextUtils.isEmpty(mCnapName)) { 630 changed = true; 631 mCnapName = ""; 632 } 633 } else if (!dc.name.equals(mCnapName)) { 634 changed = true; 635 mCnapName = dc.name; 636 } 637 638 if (Phone.DEBUG_PHONE) log("--dssds----"+mCnapName); 639 mCnapNamePresentation = dc.namePresentation; 640 mNumberPresentation = dc.numberPresentation; 641 642 if (newParent != mParent) { 643 if (mParent != null) { 644 mParent.detach(this); 645 } 646 newParent.attach(this, dc); 647 mParent = newParent; 648 changed = true; 649 } else { 650 boolean parentStateChange; 651 parentStateChange = mParent.update (this, dc); 652 changed = changed || parentStateChange; 653 } 654 655 /** Some state-transition events */ 656 657 if (Phone.DEBUG_PHONE) log( 658 "update: parent=" + mParent + 659 ", hasNewParent=" + (newParent != mParent) + 660 ", wasConnectingInOrOut=" + wasConnectingInOrOut + 661 ", wasHolding=" + wasHolding + 662 ", isConnectingInOrOut=" + isConnectingInOrOut() + 663 ", changed=" + changed); 664 665 666 if (wasConnectingInOrOut && !isConnectingInOrOut()) { 667 onConnectedInOrOut(); 668 } 669 670 if (changed && !wasHolding && (getState() == GsmCdmaCall.State.HOLDING)) { 671 // We've transitioned into HOLDING 672 onStartedHolding(); 673 } 674 675 return changed; 676 } 677 678 /** 679 * Called when this Connection is in the foregroundCall 680 * when a dial is initiated. 681 * We know we're ACTIVE, and we know we're going to end up 682 * HOLDING in the backgroundCall 683 */ 684 void 685 fakeHoldBeforeDial() { 686 if (mParent != null) { 687 mParent.detach(this); 688 } 689 690 mParent = mOwner.mBackgroundCall; 691 mParent.attachFake(this, GsmCdmaCall.State.HOLDING); 692 693 onStartedHolding(); 694 } 695 696 /*package*/ int 697 getGsmCdmaIndex() throws CallStateException { 698 if (mIndex >= 0) { 699 return mIndex + 1; 700 } else { 701 throw new CallStateException ("GsmCdma index not yet assigned"); 702 } 703 } 704 705 /** 706 * An incoming or outgoing call has connected 707 */ 708 void 709 onConnectedInOrOut() { 710 mConnectTime = System.currentTimeMillis(); 711 mConnectTimeReal = SystemClock.elapsedRealtime(); 712 mDuration = 0; 713 714 // bug #678474: incoming call interpreted as missed call, even though 715 // it sounds like the user has picked up the call. 716 if (Phone.DEBUG_PHONE) { 717 log("onConnectedInOrOut: connectTime=" + mConnectTime); 718 } 719 720 if (!mIsIncoming) { 721 // outgoing calls only 722 processNextPostDialChar(); 723 } else { 724 // Only release wake lock for incoming calls, for outgoing calls the wake lock 725 // will be released after any pause-dial is completed 726 releaseWakeLock(); 727 } 728 } 729 730 private void 731 doDisconnect() { 732 mIndex = -1; 733 mDisconnectTime = System.currentTimeMillis(); 734 mDuration = SystemClock.elapsedRealtime() - mConnectTimeReal; 735 mDisconnected = true; 736 clearPostDialListeners(); 737 } 738 739 /*package*/ void 740 onStartedHolding() { 741 mHoldingStartTime = SystemClock.elapsedRealtime(); 742 } 743 744 /** 745 * Performs the appropriate action for a post-dial char, but does not 746 * notify application. returns false if the character is invalid and 747 * should be ignored 748 */ 749 private boolean 750 processPostDialChar(char c) { 751 if (PhoneNumberUtils.is12Key(c)) { 752 mOwner.mCi.sendDtmf(c, mHandler.obtainMessage(EVENT_DTMF_DONE)); 753 } else if (isPause(c)) { 754 if (!isPhoneTypeGsm()) { 755 setPostDialState(PostDialState.PAUSE); 756 } 757 // From TS 22.101: 758 // It continues... 759 // Upon the called party answering the UE shall send the DTMF digits 760 // automatically to the network after a delay of 3 seconds( 20 ). 761 // The digits shall be sent according to the procedures and timing 762 // specified in 3GPP TS 24.008 [13]. The first occurrence of the 763 // "DTMF Control Digits Separator" shall be used by the ME to 764 // distinguish between the addressing digits (i.e. the phone number) 765 // and the DTMF digits. Upon subsequent occurrences of the 766 // separator, 767 // the UE shall pause again for 3 seconds ( 20 ) before sending 768 // any further DTMF digits. 769 mHandler.sendMessageDelayed(mHandler.obtainMessage(EVENT_PAUSE_DONE), 770 isPhoneTypeGsm() ? PAUSE_DELAY_MILLIS_GSM: PAUSE_DELAY_MILLIS_CDMA); 771 } else if (isWait(c)) { 772 setPostDialState(PostDialState.WAIT); 773 } else if (isWild(c)) { 774 setPostDialState(PostDialState.WILD); 775 } else { 776 return false; 777 } 778 779 return true; 780 } 781 782 @Override 783 public String 784 getRemainingPostDialString() { 785 String subStr = super.getRemainingPostDialString(); 786 if (!isPhoneTypeGsm() && !TextUtils.isEmpty(subStr)) { 787 int wIndex = subStr.indexOf(PhoneNumberUtils.WAIT); 788 int pIndex = subStr.indexOf(PhoneNumberUtils.PAUSE); 789 790 if (wIndex > 0 && (wIndex < pIndex || pIndex <= 0)) { 791 subStr = subStr.substring(0, wIndex); 792 } else if (pIndex > 0) { 793 subStr = subStr.substring(0, pIndex); 794 } 795 } 796 return subStr; 797 } 798 799 //CDMA 800 public void updateParent(GsmCdmaCall oldParent, GsmCdmaCall newParent){ 801 if (newParent != oldParent) { 802 if (oldParent != null) { 803 oldParent.detach(this); 804 } 805 newParent.attachFake(this, GsmCdmaCall.State.ACTIVE); 806 mParent = newParent; 807 } 808 } 809 810 @Override 811 protected void finalize() 812 { 813 /** 814 * It is understood that This finalizer is not guaranteed 815 * to be called and the release lock call is here just in 816 * case there is some path that doesn't call onDisconnect 817 * and or onConnectedInOrOut. 818 */ 819 if (mPartialWakeLock != null && mPartialWakeLock.isHeld()) { 820 Rlog.e(LOG_TAG, "UNEXPECTED; mPartialWakeLock is held when finalizing."); 821 } 822 clearPostDialListeners(); 823 releaseWakeLock(); 824 } 825 826 private void 827 processNextPostDialChar() { 828 char c = 0; 829 Registrant postDialHandler; 830 831 if (mPostDialState == PostDialState.CANCELLED) { 832 releaseWakeLock(); 833 return; 834 } 835 836 if (mPostDialString == null || 837 mPostDialString.length() <= mNextPostDialChar) { 838 setPostDialState(PostDialState.COMPLETE); 839 840 // We were holding a wake lock until pause-dial was complete, so give it up now 841 releaseWakeLock(); 842 843 // notifyMessage.arg1 is 0 on complete 844 c = 0; 845 } else { 846 boolean isValid; 847 848 setPostDialState(PostDialState.STARTED); 849 850 c = mPostDialString.charAt(mNextPostDialChar++); 851 852 isValid = processPostDialChar(c); 853 854 if (!isValid) { 855 // Will call processNextPostDialChar 856 mHandler.obtainMessage(EVENT_NEXT_POST_DIAL).sendToTarget(); 857 // Don't notify application 858 Rlog.e(LOG_TAG, "processNextPostDialChar: c=" + c + " isn't valid!"); 859 return; 860 } 861 } 862 863 notifyPostDialListenersNextChar(c); 864 865 // TODO: remove the following code since the handler no longer executes anything. 866 postDialHandler = mOwner.getPhone().getPostDialHandler(); 867 868 Message notifyMessage; 869 870 if (postDialHandler != null 871 && (notifyMessage = postDialHandler.messageForRegistrant()) != null) { 872 // The AsyncResult.result is the Connection object 873 PostDialState state = mPostDialState; 874 AsyncResult ar = AsyncResult.forMessage(notifyMessage); 875 ar.result = this; 876 ar.userObj = state; 877 878 // arg1 is the character that was/is being processed 879 notifyMessage.arg1 = c; 880 881 //Rlog.v("GsmCdma", "##### processNextPostDialChar: send msg to postDialHandler, arg1=" + c); 882 notifyMessage.sendToTarget(); 883 } 884 } 885 886 /** "connecting" means "has never been ACTIVE" for both incoming 887 * and outgoing calls 888 */ 889 private boolean 890 isConnectingInOrOut() { 891 return mParent == null || mParent == mOwner.mRingingCall 892 || mParent.mState == GsmCdmaCall.State.DIALING 893 || mParent.mState == GsmCdmaCall.State.ALERTING; 894 } 895 896 private GsmCdmaCall 897 parentFromDCState (DriverCall.State state) { 898 switch (state) { 899 case ACTIVE: 900 case DIALING: 901 case ALERTING: 902 return mOwner.mForegroundCall; 903 //break; 904 905 case HOLDING: 906 return mOwner.mBackgroundCall; 907 //break; 908 909 case INCOMING: 910 case WAITING: 911 return mOwner.mRingingCall; 912 //break; 913 914 default: 915 throw new RuntimeException("illegal call state: " + state); 916 } 917 } 918 919 /** 920 * Set post dial state and acquire wake lock while switching to "started" or "pause" 921 * state, the wake lock will be released if state switches out of "started" or "pause" 922 * state or after WAKE_LOCK_TIMEOUT_MILLIS. 923 * @param s new PostDialState 924 */ 925 private void setPostDialState(PostDialState s) { 926 if (s == PostDialState.STARTED || 927 s == PostDialState.PAUSE) { 928 synchronized (mPartialWakeLock) { 929 if (mPartialWakeLock.isHeld()) { 930 mHandler.removeMessages(EVENT_WAKE_LOCK_TIMEOUT); 931 } else { 932 acquireWakeLock(); 933 } 934 Message msg = mHandler.obtainMessage(EVENT_WAKE_LOCK_TIMEOUT); 935 mHandler.sendMessageDelayed(msg, WAKE_LOCK_TIMEOUT_MILLIS); 936 } 937 } else { 938 mHandler.removeMessages(EVENT_WAKE_LOCK_TIMEOUT); 939 releaseWakeLock(); 940 } 941 mPostDialState = s; 942 notifyPostDialListeners(); 943 } 944 945 private void createWakeLock(Context context) { 946 PowerManager pm = (PowerManager) context.getSystemService(Context.POWER_SERVICE); 947 mPartialWakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, LOG_TAG); 948 } 949 950 private void acquireWakeLock() { 951 if (mPartialWakeLock != null) { 952 synchronized (mPartialWakeLock) { 953 log("acquireWakeLock"); 954 mPartialWakeLock.acquire(); 955 } 956 } 957 } 958 959 private void releaseWakeLock() { 960 if (mPartialWakeLock != null) { 961 synchronized (mPartialWakeLock) { 962 if (mPartialWakeLock.isHeld()) { 963 log("releaseWakeLock"); 964 mPartialWakeLock.release(); 965 } 966 } 967 } 968 } 969 970 private void releaseAllWakeLocks() { 971 if (mPartialWakeLock != null) { 972 synchronized (mPartialWakeLock) { 973 while (mPartialWakeLock.isHeld()) { 974 mPartialWakeLock.release(); 975 } 976 } 977 } 978 } 979 980 private static boolean isPause(char c) { 981 return c == PhoneNumberUtils.PAUSE; 982 } 983 984 private static boolean isWait(char c) { 985 return c == PhoneNumberUtils.WAIT; 986 } 987 988 private static boolean isWild(char c) { 989 return c == PhoneNumberUtils.WILD; 990 } 991 992 //CDMA 993 // This function is to find the next PAUSE character index if 994 // multiple pauses in a row. Otherwise it finds the next non PAUSE or 995 // non WAIT character index. 996 private static int findNextPCharOrNonPOrNonWCharIndex(String phoneNumber, int currIndex) { 997 boolean wMatched = isWait(phoneNumber.charAt(currIndex)); 998 int index = currIndex + 1; 999 int length = phoneNumber.length(); 1000 while (index < length) { 1001 char cNext = phoneNumber.charAt(index); 1002 // if there is any W inside P/W sequence,mark it 1003 if (isWait(cNext)) { 1004 wMatched = true; 1005 } 1006 // if any characters other than P/W chars after P/W sequence 1007 // we break out the loop and append the correct 1008 if (!isWait(cNext) && !isPause(cNext)) { 1009 break; 1010 } 1011 index++; 1012 } 1013 1014 // It means the PAUSE character(s) is in the middle of dial string 1015 // and it needs to be handled one by one. 1016 if ((index < length) && (index > (currIndex + 1)) && 1017 ((wMatched == false) && isPause(phoneNumber.charAt(currIndex)))) { 1018 return (currIndex + 1); 1019 } 1020 return index; 1021 } 1022 1023 // CDMA 1024 // This function returns either PAUSE or WAIT character to append. 1025 // It is based on the next non PAUSE/WAIT character in the phoneNumber and the 1026 // index for the current PAUSE/WAIT character 1027 private static char findPOrWCharToAppend(String phoneNumber, int currPwIndex, 1028 int nextNonPwCharIndex) { 1029 char c = phoneNumber.charAt(currPwIndex); 1030 char ret; 1031 1032 // Append the PW char 1033 ret = (isPause(c)) ? PhoneNumberUtils.PAUSE : PhoneNumberUtils.WAIT; 1034 1035 // If the nextNonPwCharIndex is greater than currPwIndex + 1, 1036 // it means the PW sequence contains not only P characters. 1037 // Since for the sequence that only contains P character, 1038 // the P character is handled one by one, the nextNonPwCharIndex 1039 // equals to currPwIndex + 1. 1040 // In this case, skip P, append W. 1041 if (nextNonPwCharIndex > (currPwIndex + 1)) { 1042 ret = PhoneNumberUtils.WAIT; 1043 } 1044 return ret; 1045 } 1046 1047 private String maskDialString(String dialString) { 1048 if (VDBG) { 1049 return dialString; 1050 } 1051 1052 return "<MASKED>"; 1053 } 1054 1055 private void fetchDtmfToneDelay(GsmCdmaPhone phone) { 1056 CarrierConfigManager configMgr = (CarrierConfigManager) 1057 phone.getContext().getSystemService(Context.CARRIER_CONFIG_SERVICE); 1058 PersistableBundle b = configMgr.getConfigForSubId(phone.getSubId()); 1059 if (b != null) { 1060 mDtmfToneDelay = b.getInt(phone.getDtmfToneDelayKey()); 1061 } 1062 } 1063 1064 private boolean isPhoneTypeGsm() { 1065 return mOwner.getPhone().getPhoneType() == PhoneConstants.PHONE_TYPE_GSM; 1066 } 1067 1068 private void log(String msg) { 1069 Rlog.d(LOG_TAG, "[GsmCdmaConn] " + msg); 1070 } 1071 1072 @Override 1073 public int getNumberPresentation() { 1074 return mNumberPresentation; 1075 } 1076 1077 @Override 1078 public UUSInfo getUUSInfo() { 1079 return mUusInfo; 1080 } 1081 1082 public int getPreciseDisconnectCause() { 1083 return mPreciseCause; 1084 } 1085 1086 @Override 1087 public String getVendorDisconnectCause() { 1088 return mVendorCause; 1089 } 1090 1091 @Override 1092 public void migrateFrom(Connection c) { 1093 if (c == null) return; 1094 1095 super.migrateFrom(c); 1096 1097 this.mUusInfo = c.getUUSInfo(); 1098 1099 this.setUserData(c.getUserData()); 1100 } 1101 1102 @Override 1103 public Connection getOrigConnection() { 1104 return mOrigConnection; 1105 } 1106 1107 @Override 1108 public boolean isMultiparty() { 1109 if (mOrigConnection != null) { 1110 return mOrigConnection.isMultiparty(); 1111 } 1112 1113 return false; 1114 } 1115} 1116