Emergency: Enable silent redial CS to IMS am: 542ae93d77 am: 486808e96e (c3d3d203) · Commits · e / os / android_frameworks_opt_telephony

src/java/com/android/internal/telephony/CallFailCause.java

+9 −0

Original line number	Diff line number	Diff line
		@@ -440,6 +440,15 @@ public interface CallFailCause {
		*/
		int WIFI_LOST = 2507;

		/**
		* Indicates a call was disconnected because retry over volte is needed.
		*/
		int EMC_REDIAL_ON_IMS = 3001;

		/**
		* Indicates a call was disconnected because retry over vowifi is needed.
		*/
		int EMC_REDIAL_ON_VOWIFI = 3002;

		/* OEM specific error codes. To be used by OEMs when they don't want to
		reveal error code which would be replaced by ERROR_UNSPECIFIED */

src/java/com/android/internal/telephony/GsmCdmaCallTracker.java

+24 −0

Original line number	Diff line number	Diff line
		@@ -1552,6 +1552,22 @@ public class GsmCdmaCallTracker extends CallTracker {
		TelephonyManager.getDefault().getNetworkType());
		}

		if (isEmcRetryCause(causeCode)) {
		String dialString = "";
		for(Connection conn : mForegroundCall.mConnections) {
		GsmCdmaConnection gsmCdmaConnection = (GsmCdmaConnection)conn;
		dialString = gsmCdmaConnection.getOrigDialString();
		gsmCdmaConnection.getCall().detach(gsmCdmaConnection);
		mDroppedDuringPoll.remove(gsmCdmaConnection);
		}
		mPhone.notifyVolteSilentRedial(dialString, causeCode);
		updatePhoneState();
		if (mDroppedDuringPoll.isEmpty()) {
		log("LAST_CALL_FAIL_CAUSE - no Dropped normal Call");
		return;
		}
		}

		for (int i = 0, s = mDroppedDuringPoll.size(); i < s ; i++) {
		GsmCdmaConnection conn = mDroppedDuringPoll.get(i);

		@@ -1758,6 +1774,14 @@ public class GsmCdmaCallTracker extends CallTracker {
		return mPhone;
		}

		private boolean isEmcRetryCause(int causeCode) {
		if (causeCode == CallFailCause.EMC_REDIAL_ON_IMS \|\|
		causeCode == CallFailCause.EMC_REDIAL_ON_VOWIFI) {
		return true;
		}
		return false;
		}

		@UnsupportedAppUsage
		@Override
		protected void log(String msg) {

src/java/com/android/internal/telephony/GsmCdmaPhone.java

+22 −0

Original line number	Diff line number	Diff line
		@@ -88,6 +88,7 @@ import com.android.internal.telephony.dataconnection.TransportManager;
		import com.android.internal.telephony.emergency.EmergencyNumberTracker;
		import com.android.internal.telephony.gsm.GsmMmiCode;
		import com.android.internal.telephony.gsm.SuppServiceNotification;
		import com.android.internal.telephony.imsphone.ImsPhone;
		import com.android.internal.telephony.test.SimulatedRadioControl;
		import com.android.internal.telephony.uicc.IccCardApplicationStatus.AppType;
		import com.android.internal.telephony.uicc.IccCardStatus;
		@@ -195,6 +196,9 @@ public class GsmCdmaPhone extends Phone {
		// mEcmTimerResetRegistrants are informed after Ecm timer is canceled or re-started
		private final RegistrantList mEcmTimerResetRegistrants = new RegistrantList();

		private final RegistrantList mVolteSilentRedialRegistrants = new RegistrantList();
		private DialArgs mDialArgs = null;

		private String mImei;
		private String mImeiSv;
		private String mVmNumber;
		@@ -1264,6 +1268,7 @@ public class GsmCdmaPhone extends Phone {

		boolean isEmergency = PhoneNumberUtils.isEmergencyNumber(getSubId(), dialString);
		Phone imsPhone = mImsPhone;
		mDialArgs = dialArgs;

		CarrierConfigManager configManager =
		(CarrierConfigManager) mContext.getSystemService(Context.CARRIER_CONFIG_SERVICE);
		@@ -4088,6 +4093,23 @@ public class GsmCdmaPhone extends Phone {
		mEcmTimerResetRegistrants.remove(h);
		}

		@Override
		public void registerForVolteSilentRedial(Handler h, int what, Object obj) {
		mVolteSilentRedialRegistrants.addUnique(h, what, obj);
		}

		@Override
		public void unregisterForVolteSilentRedial(Handler h) {
		mVolteSilentRedialRegistrants.remove(h);
		}

		public void notifyVolteSilentRedial(String dialString, int causeCode) {
		logd("notifyVolteSilentRedial: dialString=" + dialString + " causeCode=" + causeCode);
		AsyncResult ar = new AsyncResult(null,
		new SilentRedialParam(dialString, causeCode, mDialArgs), null);
		mVolteSilentRedialRegistrants.notifyRegistrants(ar);
		}

		/**
		* Sets the SIM voice message waiting indicator records.
		* @param line GSM Subscriber Profile Number, one-based. Only '1' is supported

src/java/com/android/internal/telephony/Phone.java

+18 −0

Original line number	Diff line number	Diff line
		@@ -254,6 +254,18 @@ public abstract class Phone extends Handler implements PhoneInternalInterface {
		public String operatorAlphaShort;
		}

		public static class SilentRedialParam {
		public String dialString;
		public int causeCode;
		public DialArgs dialArgs;

		public SilentRedialParam(String dialString, int causeCode, DialArgs dialArgs) {
		this.dialString = dialString;
		this.causeCode = causeCode;
		this.dialArgs = dialArgs;
		}
		}

		/* Instance Variables */
		@UnsupportedAppUsage
		public CommandsInterface mCi;
		@@ -744,6 +756,12 @@ public abstract class Phone extends Handler implements PhoneInternalInterface {
		public void unregisterForSilentRedial(Handler h) {
		}

		public void registerForVolteSilentRedial(Handler h, int what, Object obj) {
		}

		public void unregisterForVolteSilentRedial(Handler h) {
		}

		private void handleSrvccStateChanged(int[] ret) {
		Rlog.d(LOG_TAG, "handleSrvccStateChanged");

src/java/com/android/internal/telephony/imsphone/ImsPhone.java

+67 −0

Original line number	Diff line number	Diff line
		@@ -87,6 +87,7 @@ import com.android.ims.ImsManager;
		import com.android.ims.ImsUtInterface;
		import com.android.internal.annotations.VisibleForTesting;
		import com.android.internal.telephony.Call;
		import com.android.internal.telephony.CallFailCause;
		import com.android.internal.telephony.CallForwardInfo;
		import com.android.internal.telephony.CallStateException;
		import com.android.internal.telephony.CallTracker;
		@@ -136,6 +137,7 @@ public class ImsPhone extends ImsPhoneBase {
		@VisibleForTesting
		public static final int EVENT_SERVICE_STATE_CHANGED = EVENT_LAST + 8;
		private static final int EVENT_VOICE_CALL_ENDED = EVENT_LAST + 9;
		private static final int EVENT_INITIATE_VOLTE_SILENT_REDIAL = EVENT_LAST + 10;

		static final int RESTART_ECM_TIMER = 0; // restart Ecm timer
		static final int CANCEL_ECM_TIMER = 1; // cancel Ecm timer
		@@ -334,6 +336,8 @@ public class ImsPhone extends ImsPhoneBase {
		mDefaultPhone.registerForServiceStateChanged(this, EVENT_SERVICE_STATE_CHANGED, null);
		// Force initial roaming state update later, on EVENT_CARRIER_CONFIG_CHANGED.
		// Settings provider or CarrierConfig may not be loaded now.

		mDefaultPhone.registerForVolteSilentRedial(this, EVENT_INITIATE_VOLTE_SILENT_REDIAL, null);
		}

		//todo: get rid of this function. It is not needed since parentPhone obj never changes
		@@ -356,6 +360,10 @@ public class ImsPhone extends ImsPhoneBase {
		}
		mDefaultPhone.unregisterForServiceStateChanged(this);
		}

		if (mDefaultPhone != null) {
		mDefaultPhone.unregisterForVolteSilentRedial(this);
		}
		}

		@UnsupportedAppUsage
		@@ -1597,6 +1605,36 @@ public class ImsPhone extends ImsPhoneBase {
		updateRoamingState(sst.mSS);
		}
		break;
		case EVENT_INITIATE_VOLTE_SILENT_REDIAL: {
		if (VDBG) logd("EVENT_INITIATE_VOLTE_SILENT_REDIAL");
		ar = (AsyncResult) msg.obj;
		if (ar.exception == null && ar.result != null) {
		SilentRedialParam result = (SilentRedialParam) ar.result;
		String dialString = result.dialString;
		int causeCode = result.causeCode;
		DialArgs dialArgs = result.dialArgs;
		if (VDBG) logd("dialString=" + dialString + " causeCode=" + causeCode);

		try {
		Connection cn = dial(dialString,
		updateDialArgsForVolteSilentRedial(dialArgs, causeCode));
		Rlog.d(LOG_TAG, "Notify volte redial connection changed cn: " + cn);
		if (mDefaultPhone != null) {
		// don't care it is null or not.
		mDefaultPhone.notifyRedialConnectionChanged(cn);
		}
		} catch (CallStateException e) {
		Rlog.e(LOG_TAG, "volte silent redial failed: " + e);
		if (mDefaultPhone != null) {
		mDefaultPhone.notifyRedialConnectionChanged(null);
		}
		}
		} else {
		if (VDBG) logd("EVENT_INITIATE_VOLTE_SILENT_REDIAL" +
		" has exception or empty result");
		}
		break;
		}

		default:
		super.handleMessage(msg);
		@@ -2113,6 +2151,35 @@ public class ImsPhone extends ImsPhoneBase {
		return mDefaultPhone.getIccRecords();
		}

		public DialArgs updateDialArgsForVolteSilentRedial(DialArgs dialArgs, int causeCode) {
		if (dialArgs != null) {
		ImsPhone.ImsDialArgs.Builder imsDialArgsBuilder;
		if (dialArgs instanceof ImsPhone.ImsDialArgs) {
		imsDialArgsBuilder = ImsPhone.ImsDialArgs.Builder
		.from((ImsPhone.ImsDialArgs) dialArgs);
		} else {
		imsDialArgsBuilder = ImsPhone.ImsDialArgs.Builder
		.from(dialArgs);
		}
		Bundle extras = new Bundle(dialArgs.intentExtras);
		if (causeCode == CallFailCause.EMC_REDIAL_ON_VOWIFI && isWifiCallingEnabled()) {
		extras.putString(ImsCallProfile.EXTRA_CALL_RAT_TYPE,
		String.valueOf(ServiceState.RIL_RADIO_TECHNOLOGY_IWLAN));
		logd("trigger VoWifi emergency call");
		imsDialArgsBuilder.setIntentExtras(extras);
		} else if (causeCode == CallFailCause.EMC_REDIAL_ON_IMS) {
		logd("trigger VoLte emergency call");
		}
		return imsDialArgsBuilder.build();
		}
		return new DialArgs.Builder<>().build();
		}

		public boolean hasAliveCall() {
		return (getForegroundCall().getState() != Call.State.IDLE \|\|
		getBackgroundCall().getState() != Call.State.IDLE);
		}

		@Override
		public void dump(FileDescriptor fd, PrintWriter printWriter, String[] args) {
		IndentingPrintWriter pw = new IndentingPrintWriter(printWriter, " ");