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Commit 62713876 authored by Brad Ebinger's avatar Brad Ebinger
Browse files

Add support for disconnecting outgoing calls for emergency calls 

1) Add CarrierConfig to allow/disallow holding calls for emergency
calls.
2) If holding an ongoing call for an emergency call is disallowed,
define a new DisconnectCause reason to notify telecom/dialer of this
disconnect reason.

Bug: 138741228
Test: atest CtsTelecomTestCases; atest CtsTelephonyTestCases
Change-Id: I7c6a1d0f648c598111ed047fbb9c609843c6aba9
parent f1083db4

api/current.txt

+2 −0
Original line number Diff line number Diff line
@@ -43518,6 +43518,7 @@ package android.telecom { 
    field public static final int LOCAL = 2; // 0x2

    field public static final int MISSED = 5; // 0x5

    field public static final int OTHER = 9; // 0x9

    field public static final String REASON_EMERGENCY_CALL_PLACED = "REASON_EMERGENCY_CALL_PLACED";

    field public static final int REJECTED = 6; // 0x6

    field public static final int REMOTE = 3; // 0x3

    field public static final int RESTRICTED = 8; // 0x8
@@ -44043,6 +44044,7 @@ package android.telephony { 
    field public static final String KEY_ALLOW_ADD_CALL_DURING_VIDEO_CALL_BOOL = "allow_add_call_during_video_call";

    field public static final String KEY_ALLOW_EMERGENCY_NUMBERS_IN_CALL_LOG_BOOL = "allow_emergency_numbers_in_call_log_bool";

    field public static final String KEY_ALLOW_EMERGENCY_VIDEO_CALLS_BOOL = "allow_emergency_video_calls_bool";

    field public static final String KEY_ALLOW_HOLD_CALL_DURING_EMERGENCY_BOOL = "allow_hold_call_during_emergency_bool";

    field public static final String KEY_ALLOW_LOCAL_DTMF_TONES_BOOL = "allow_local_dtmf_tones_bool";

    field public static final String KEY_ALLOW_MERGE_WIFI_CALLS_WHEN_VOWIFI_OFF_BOOL = "allow_merge_wifi_calls_when_vowifi_off_bool";

    field public static final String KEY_ALLOW_NON_EMERGENCY_CALLS_IN_ECM_BOOL = "allow_non_emergency_calls_in_ecm_bool";

api/system-current.txt

+1 −0
Original line number Diff line number Diff line
@@ -7728,6 +7728,7 @@ package android.telephony { 
    field public static final int NUMBER_UNREACHABLE = 8; // 0x8

    field public static final int OTASP_PROVISIONING_IN_PROCESS = 76; // 0x4c

    field public static final int OUTGOING_CANCELED = 44; // 0x2c

    field public static final int OUTGOING_EMERGENCY_CALL_PLACED = 80; // 0x50

    field public static final int OUTGOING_FAILURE = 43; // 0x2b

    field public static final int OUT_OF_NETWORK = 11; // 0xb

    field public static final int OUT_OF_SERVICE = 18; // 0x12

telecomm/java/android/telecom/DisconnectCause.java

+8 −0
Original line number Diff line number Diff line
@@ -97,6 +97,14 @@ public final class DisconnectCause implements Parcelable { 
     */

    public static final String REASON_EMULATING_SINGLE_CALL = "EMULATING_SINGLE_CALL";



    /**

     * This reason is set when a call is ended in order to place an emergency call when a

     * {@link PhoneAccount} doesn't support holding an ongoing call to place an emergency call. This

     * reason string should only be associated with the {@link #LOCAL} disconnect code returned from

     * {@link #getCode()}.

     */

    public static final String REASON_EMERGENCY_CALL_PLACED = "REASON_EMERGENCY_CALL_PLACED";



    private int mDisconnectCode;

    private CharSequence mDisconnectLabel;

    private CharSequence mDisconnectDescription;

telephony/java/android/telephony/CarrierConfigManager.java

+10 −0
Original line number Diff line number Diff line
@@ -1749,6 +1749,15 @@ public class CarrierConfigManager { 
    public static final String KEY_ALLOW_EMERGENCY_VIDEO_CALLS_BOOL =

            "allow_emergency_video_calls_bool";



    /**

     * Flag indicating whether or not an ongoing call will be held when an outgoing emergency call

     * is placed. If true, ongoing calls will be put on hold when an emergency call is placed. If

     * false, placing an emergency call will trigger the disconnect of all ongoing calls before

     * the emergency call is placed.

     */

    public static final String KEY_ALLOW_HOLD_CALL_DURING_EMERGENCY_BOOL =

            "allow_hold_call_during_emergency_bool";



    /**

     * Flag indicating whether the carrier supports RCS presence indication for

     * User Capability Exchange (UCE).  When presence is supported, the device should use the
@@ -3436,6 +3445,7 @@ public class CarrierConfigManager { 
        sDefaults.putString(KEY_MMS_USER_AGENT_STRING, "");

        sDefaults.putBoolean(KEY_ALLOW_NON_EMERGENCY_CALLS_IN_ECM_BOOL, true);

        sDefaults.putInt(KEY_EMERGENCY_SMS_MODE_TIMER_MS_INT, 0);

        sDefaults.putBoolean(KEY_ALLOW_HOLD_CALL_DURING_EMERGENCY_BOOL, true);

        sDefaults.putBoolean(KEY_USE_RCS_PRESENCE_BOOL, false);

        sDefaults.putBoolean(KEY_USE_RCS_SIP_OPTIONS_BOOL, false);

        sDefaults.putBoolean(KEY_FORCE_IMEI_BOOL, false);

telephony/java/android/telephony/DisconnectCause.java

+8 −0
Original line number Diff line number Diff line
@@ -354,6 +354,12 @@ public final class DisconnectCause { 
     */

    public static final int WFC_SERVICE_NOT_AVAILABLE_IN_THIS_LOCATION = 79;



    /**

     * Indicates that an emergency call was placed, which caused the existing connection to be

     * hung up.

     */

    public static final int OUTGOING_EMERGENCY_CALL_PLACED = 80;



    //*********************************************************************************************

    // When adding a disconnect type:

    // 1) Update toString() with the newly added disconnect type.
@@ -528,6 +534,8 @@ public final class DisconnectCause { 
            return "EMERGENCY_CALL_OVER_WFC_NOT_AVAILABLE";

        case WFC_SERVICE_NOT_AVAILABLE_IN_THIS_LOCATION:

            return "WFC_SERVICE_NOT_AVAILABLE_IN_THIS_LOCATION";

        case OUTGOING_EMERGENCY_CALL_PLACED:

            return "OUTGOING_EMERGENCY_CALL_PLACED";

        default:

            return "INVALID: " + cause;

        }