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      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 
     17 package android.telephony;
     18 
     19 import android.annotation.NonNull;
     20 import android.annotation.Nullable;
     21 import android.annotation.RequiresPermission;
     22 import android.annotation.SuppressLint;
     23 import android.annotation.SystemApi;
     24 import android.annotation.SystemService;
     25 import android.content.Context;
     26 import android.os.PersistableBundle;
     27 import android.os.RemoteException;
     28 import android.os.ServiceManager;
     29 
     30 import com.android.ims.ImsReasonInfo;
     31 import com.android.internal.telephony.ICarrierConfigLoader;
     32 
     33 /**
     34  * Provides access to telephony configuration values that are carrier-specific.
     35  */
     36 @SystemService(Context.CARRIER_CONFIG_SERVICE)
     37 public class CarrierConfigManager {
     38     private final static String TAG = "CarrierConfigManager";
     39 
     40     /**
     41      * @hide
     42      */
     43     public CarrierConfigManager() {
     44     }
     45 
     46     /**
     47      * This intent is broadcast by the system when carrier config changes.
     48      */
     49     public static final String
     50             ACTION_CARRIER_CONFIG_CHANGED = "android.telephony.action.CARRIER_CONFIG_CHANGED";
     51 
     52     // Below are the keys used in carrier config bundles. To add a new variable, define the key and
     53     // give it a default value in sDefaults. If you need to ship a per-network override in the
     54     // system image, that can be added in packages/apps/CarrierConfig.
     55 
     56     /**
     57      * This flag specifies whether VoLTE availability is based on provisioning. By default this is
     58      * false.
     59      */
     60     public static final String
     61             KEY_CARRIER_VOLTE_PROVISIONED_BOOL = "carrier_volte_provisioned_bool";
     62 
     63     /**
     64      * Flag indicating whether the Phone app should ignore EVENT_SIM_NETWORK_LOCKED
     65      * events from the Sim.
     66      * If true, this will prevent the IccNetworkDepersonalizationPanel from being shown, and
     67      * effectively disable the "Sim network lock" feature.
     68      */
     69     public static final String
     70             KEY_IGNORE_SIM_NETWORK_LOCKED_EVENTS_BOOL = "ignore_sim_network_locked_events_bool";
     71 
     72     /**
     73      * When checking if a given number is the voicemail number, if this flag is true
     74      * then in addition to comparing the given number to the voicemail number, we also compare it
     75      * to the mdn. If this flag is false, the given number is only compared to the voicemail number.
     76      * By default this value is false.
     77      */
     78     public static final String KEY_MDN_IS_ADDITIONAL_VOICEMAIL_NUMBER_BOOL =
     79             "mdn_is_additional_voicemail_number_bool";
     80 
     81     /**
     82      * Flag indicating whether the Phone app should provide a "Dismiss" button on the SIM network
     83      * unlock screen. The default value is true. If set to false, there will be *no way* to dismiss
     84      * the SIM network unlock screen if you don't enter the correct unlock code. (One important
     85      * consequence: there will be no way to make an Emergency Call if your SIM is network-locked and
     86      * you don't know the PIN.)
     87      */
     88     public static final String
     89             KEY_SIM_NETWORK_UNLOCK_ALLOW_DISMISS_BOOL = "sim_network_unlock_allow_dismiss_bool";
     90 
     91     /** Flag indicating if the phone is a world phone */
     92     public static final String KEY_WORLD_PHONE_BOOL = "world_phone_bool";
     93 
     94     /**
     95      * Flag to require or skip entitlement checks.
     96      * If true, entitlement checks will be executed if device has been configured for it,
     97      * If false, entitlement checks will be skipped.
     98      */
     99     public static final String
    100             KEY_REQUIRE_ENTITLEMENT_CHECKS_BOOL = "require_entitlement_checks_bool";
    101 
    102     /**
    103      * Flag indicating whether radio is to be restarted on error PDP_FAIL_REGULAR_DEACTIVATION
    104      * This is false by default.
    105      */
    106     public static final String
    107             KEY_RESTART_RADIO_ON_PDP_FAIL_REGULAR_DEACTIVATION_BOOL =
    108                     "restart_radio_on_pdp_fail_regular_deactivation_bool";
    109 
    110     /**
    111      * If true, enable vibration (haptic feedback) for key presses in the EmergencyDialer activity.
    112      * The pattern is set on a per-platform basis using config_virtualKeyVibePattern. To be
    113      * consistent with the regular Dialer, this value should agree with the corresponding values
    114      * from config.xml under apps/Contacts.
    115      */
    116     public static final String
    117             KEY_ENABLE_DIALER_KEY_VIBRATION_BOOL = "enable_dialer_key_vibration_bool";
    118 
    119     /** Flag indicating if dtmf tone type is enabled */
    120     public static final String KEY_DTMF_TYPE_ENABLED_BOOL = "dtmf_type_enabled_bool";
    121 
    122     /** Flag indicating if auto retry is enabled */
    123     public static final String KEY_AUTO_RETRY_ENABLED_BOOL = "auto_retry_enabled_bool";
    124 
    125     /**
    126      * Determine whether we want to play local DTMF tones in a call, or just let the radio/BP handle
    127      * playing of the tones.
    128      */
    129     public static final String KEY_ALLOW_LOCAL_DTMF_TONES_BOOL = "allow_local_dtmf_tones_bool";
    130 
    131     /**
    132      * Determines if the carrier requires converting the destination number before sending out an
    133      * SMS. Certain networks and numbering plans require different formats.
    134      */
    135     public static final String KEY_SMS_REQUIRES_DESTINATION_NUMBER_CONVERSION_BOOL=
    136             "sms_requires_destination_number_conversion_bool";
    137 
    138     /**
    139      * If true, show an onscreen "Dial" button in the dialer. In practice this is used on all
    140      * platforms, even the ones with hard SEND/END keys, but for maximum flexibility it's controlled
    141      * by a flag here (which can be overridden on a per-product basis.)
    142      */
    143     public static final String KEY_SHOW_ONSCREEN_DIAL_BUTTON_BOOL = "show_onscreen_dial_button_bool";
    144 
    145     /** Determines if device implements a noise suppression device for in call audio. */
    146     public static final String
    147             KEY_HAS_IN_CALL_NOISE_SUPPRESSION_BOOL = "has_in_call_noise_suppression_bool";
    148 
    149     /**
    150      * Determines if the current device should allow emergency numbers to be logged in the Call Log.
    151      * (Some carriers require that emergency calls *not* be logged, presumably to avoid the risk of
    152      * accidental redialing from the call log UI. This is a good idea, so the default here is
    153      * false.)
    154      */
    155     public static final String
    156             KEY_ALLOW_EMERGENCY_NUMBERS_IN_CALL_LOG_BOOL = "allow_emergency_numbers_in_call_log_bool";
    157 
    158     /** If true, removes the Voice Privacy option from Call Settings */
    159     public static final String KEY_VOICE_PRIVACY_DISABLE_UI_BOOL = "voice_privacy_disable_ui_bool";
    160 
    161     /** Control whether users can reach the carrier portions of Cellular Network Settings. */
    162     public static final String
    163             KEY_HIDE_CARRIER_NETWORK_SETTINGS_BOOL = "hide_carrier_network_settings_bool";
    164 
    165     /**
    166      * Control whether users receive a simplified network settings UI and improved network
    167      * selection.
    168      */
    169     public static final String
    170             KEY_SIMPLIFIED_NETWORK_SETTINGS_BOOL = "simplified_network_settings_bool";
    171 
    172     /** Control whether users can reach the SIM lock settings. */
    173     public static final String
    174             KEY_HIDE_SIM_LOCK_SETTINGS_BOOL = "hide_sim_lock_settings_bool";
    175 
    176     /** Control whether users can edit APNs in Settings. */
    177     public static final String KEY_APN_EXPAND_BOOL = "apn_expand_bool";
    178 
    179     /** Control whether users can choose a network operator. */
    180     public static final String KEY_OPERATOR_SELECTION_EXPAND_BOOL = "operator_selection_expand_bool";
    181 
    182     /** Used in Cellular Network Settings for preferred network type. */
    183     public static final String KEY_PREFER_2G_BOOL = "prefer_2g_bool";
    184 
    185     /** Show cdma network mode choices 1x, 3G, global etc. */
    186     public static final String KEY_SHOW_CDMA_CHOICES_BOOL = "show_cdma_choices_bool";
    187 
    188     /** CDMA activation goes through HFA */
    189     public static final String KEY_USE_HFA_FOR_PROVISIONING_BOOL = "use_hfa_for_provisioning_bool";
    190 
    191     /**
    192      * CDMA activation goes through OTASP.
    193      * <p>
    194      * TODO: This should be combined with config_use_hfa_for_provisioning and implemented as an enum
    195      * (NONE, HFA, OTASP).
    196      */
    197     public static final String KEY_USE_OTASP_FOR_PROVISIONING_BOOL = "use_otasp_for_provisioning_bool";
    198 
    199     /** Display carrier settings menu if true */
    200     public static final String KEY_CARRIER_SETTINGS_ENABLE_BOOL = "carrier_settings_enable_bool";
    201 
    202     /** Does not display additional call seting for IMS phone based on GSM Phone */
    203     public static final String KEY_ADDITIONAL_CALL_SETTING_BOOL = "additional_call_setting_bool";
    204 
    205     /** Show APN Settings for some CDMA carriers */
    206     public static final String KEY_SHOW_APN_SETTING_CDMA_BOOL = "show_apn_setting_cdma_bool";
    207 
    208     /** After a CDMA conference call is merged, the swap button should be displayed. */
    209     public static final String KEY_SUPPORT_SWAP_AFTER_MERGE_BOOL = "support_swap_after_merge_bool";
    210 
    211     /**
    212      * Since the default voicemail number is empty, if a SIM card does not have a voicemail number
    213      * available the user cannot use voicemail. This flag allows the user to edit the voicemail
    214      * number in such cases, and is false by default.
    215      */
    216     public static final String KEY_EDITABLE_VOICEMAIL_NUMBER_BOOL= "editable_voicemail_number_bool";
    217 
    218     /**
    219      * Determine whether the voicemail notification is persistent in the notification bar. If true,
    220      * the voicemail notifications cannot be dismissed from the notification bar.
    221      */
    222     public static final String
    223             KEY_VOICEMAIL_NOTIFICATION_PERSISTENT_BOOL = "voicemail_notification_persistent_bool";
    224 
    225     /** For IMS video over LTE calls, determines whether video pause signalling is supported. */
    226     public static final String
    227             KEY_SUPPORT_PAUSE_IMS_VIDEO_CALLS_BOOL = "support_pause_ims_video_calls_bool";
    228 
    229     /**
    230      * Disables dialing "*228" (OTASP provisioning) on CDMA carriers where it is not supported or is
    231      * potentially harmful by locking the SIM to 3G.
    232      */
    233     public static final String
    234             KEY_DISABLE_CDMA_ACTIVATION_CODE_BOOL = "disable_cdma_activation_code_bool";
    235 
    236     /**
    237      * List of RIL radio technologies (See {@link ServiceState} {@code RIL_RADIO_TECHNOLOGY_*}
    238      * constants) which support only a single data connection at a time. Some carriers do not
    239      * support multiple pdp on UMTS.
    240      */
    241     public static final String
    242             KEY_ONLY_SINGLE_DC_ALLOWED_INT_ARRAY = "only_single_dc_allowed_int_array";
    243 
    244     /**
    245      * Override the platform's notion of a network operator being considered roaming.
    246      * Value is string array of MCCMNCs to be considered roaming for 3GPP RATs.
    247      */
    248     public static final String
    249             KEY_GSM_ROAMING_NETWORKS_STRING_ARRAY = "gsm_roaming_networks_string_array";
    250 
    251     /**
    252      * Override the platform's notion of a network operator being considered not roaming.
    253      * Value is string array of MCCMNCs to be considered not roaming for 3GPP RATs.
    254      */
    255     public static final String
    256             KEY_GSM_NONROAMING_NETWORKS_STRING_ARRAY = "gsm_nonroaming_networks_string_array";
    257 
    258     /**
    259      * Override the device's configuration for the ImsService to use for this SIM card.
    260      */
    261     public static final String KEY_CONFIG_IMS_PACKAGE_OVERRIDE_STRING =
    262             "config_ims_package_override_string";
    263 
    264     /**
    265      * Override the platform's notion of a network operator being considered roaming.
    266      * Value is string array of SIDs to be considered roaming for 3GPP2 RATs.
    267      */
    268     public static final String
    269             KEY_CDMA_ROAMING_NETWORKS_STRING_ARRAY = "cdma_roaming_networks_string_array";
    270 
    271     /**
    272      * Override the platform's notion of a network operator being considered non roaming.
    273      * Value is string array of SIDs to be considered not roaming for 3GPP2 RATs.
    274      */
    275     public static final String
    276             KEY_CDMA_NONROAMING_NETWORKS_STRING_ARRAY = "cdma_nonroaming_networks_string_array";
    277 
    278     /**
    279      * Override the platform's notion of a network operator being considered non roaming.
    280      * If true all networks are considered as home network a.k.a non-roaming.  When false,
    281      * the 2 pairs of CMDA and GSM roaming/non-roaming arrays are consulted.
    282      *
    283      * @see KEY_GSM_ROAMING_NETWORKS_STRING_ARRAY
    284      * @see KEY_GSM_NONROAMING_NETWORKS_STRING_ARRAY
    285      * @see KEY_CDMA_ROAMING_NETWORKS_STRING_ARRAY
    286      * @see KEY_CDMA_NONROAMING_NETWORKS_STRING_ARRAY
    287      */
    288     public static final String
    289             KEY_FORCE_HOME_NETWORK_BOOL = "force_home_network_bool";
    290 
    291     /**
    292      * Flag specifying whether VoLTE should be available for carrier, independent of carrier
    293      * provisioning. If false: hard disabled. If true: then depends on carrier provisioning,
    294      * availability, etc.
    295      */
    296     public static final String KEY_CARRIER_VOLTE_AVAILABLE_BOOL = "carrier_volte_available_bool";
    297 
    298     /**
    299      * Flag specifying whether video telephony is available for carrier. If false: hard disabled.
    300      * If true: then depends on carrier provisioning, availability, etc.
    301      */
    302     public static final String KEY_CARRIER_VT_AVAILABLE_BOOL = "carrier_vt_available_bool";
    303 
    304     /**
    305      * Flag specifying whether the carrier wants to notify the user when a VT call has been handed
    306      * over from WIFI to LTE.
    307      * <p>
    308      * The handover notification is sent as a
    309      * {@link TelephonyManager#EVENT_HANDOVER_VIDEO_FROM_WIFI_TO_LTE}
    310      * {@link android.telecom.Connection} event, which an {@link android.telecom.InCallService}
    311      * should use to trigger the display of a user-facing message.
    312      * <p>
    313      * The Connection event is sent to the InCallService only once, the first time it occurs.
    314      * @hide
    315      */
    316     public static final String KEY_NOTIFY_HANDOVER_VIDEO_FROM_WIFI_TO_LTE_BOOL =
    317             "notify_handover_video_from_wifi_to_lte_bool";
    318 
    319     /**
    320      * Flag specifying whether the carrier supports downgrading a video call (tx, rx or tx/rx)
    321      * directly to an audio call.
    322      * @hide
    323      */
    324     public static final String KEY_SUPPORT_DOWNGRADE_VT_TO_AUDIO_BOOL =
    325             "support_downgrade_vt_to_audio_bool";
    326 
    327     /**
    328      * Where there is no preloaded voicemail number on a SIM card, specifies the carrier's default
    329      * voicemail number.
    330      * When empty string, no default voicemail number is specified.
    331      */
    332     public static final String KEY_DEFAULT_VM_NUMBER_STRING = "default_vm_number_string";
    333 
    334     /**
    335      * Flag indicating whether we should downgrade/terminate VT calls and disable VT when
    336      * data enabled changed (e.g. reach data limit or turn off data).
    337      * @hide
    338      */
    339     public static final String KEY_IGNORE_DATA_ENABLED_CHANGED_FOR_VIDEO_CALLS =
    340             "ignore_data_enabled_changed_for_video_calls";
    341 
    342     /**
    343      * Flag specifying whether WFC over IMS should be available for carrier: independent of
    344      * carrier provisioning. If false: hard disabled. If true: then depends on carrier
    345      * provisioning, availability etc.
    346      */
    347     public static final String KEY_CARRIER_WFC_IMS_AVAILABLE_BOOL = "carrier_wfc_ims_available_bool";
    348 
    349     /**
    350      * Specifies a map from dialstrings to replacements for roaming network service numbers which
    351      * cannot be replaced on the carrier side.
    352      * <p>
    353      * Individual entries have the format:
    354      * [dialstring to replace]:[replacement]
    355      */
    356     public static final String KEY_DIAL_STRING_REPLACE_STRING_ARRAY =
    357             "dial_string_replace_string_array";
    358 
    359     /**
    360      * Flag specifying whether WFC over IMS supports the "wifi only" option.  If false, the wifi
    361      * calling settings will not include an option for "wifi only".  If true, the wifi calling
    362      * settings will include an option for "wifi only"
    363      * <p>
    364      * By default, it is assumed that WFC supports "wifi only".
    365      */
    366     public static final String KEY_CARRIER_WFC_SUPPORTS_WIFI_ONLY_BOOL =
    367             "carrier_wfc_supports_wifi_only_bool";
    368 
    369     /**
    370      * Default WFC_IMS_MODE for home network   0: WIFI_ONLY
    371      *                                         1: CELLULAR_PREFERRED
    372      *                                         2: WIFI_PREFERRED
    373      * @hide
    374      */
    375     public static final String KEY_CARRIER_DEFAULT_WFC_IMS_MODE_INT =
    376             "carrier_default_wfc_ims_mode_int";
    377 
    378     /**
    379      * Default WFC_IMS_MODE for roaming
    380      * See {@link KEY_CARRIER_DEFAULT_WFC_IMS_MODE_INT} for valid values.
    381      *
    382      * @hide
    383      */
    384     public static final String KEY_CARRIER_DEFAULT_WFC_IMS_ROAMING_MODE_INT =
    385             "carrier_default_wfc_ims_roaming_mode_int";
    386 
    387     /**
    388      * Default WFC_IMS_enabled: true VoWiFi by default is on
    389      *                          false VoWiFi by default is off
    390      * @hide
    391      */
    392     public static final String KEY_CARRIER_DEFAULT_WFC_IMS_ENABLED_BOOL =
    393             "carrier_default_wfc_ims_enabled_bool";
    394 
    395     /**
    396      * Default WFC_IMS_roaming_enabled: true VoWiFi roaming by default is on
    397      *                                  false VoWiFi roaming by default is off
    398      * @hide
    399      */
    400     public static final String KEY_CARRIER_DEFAULT_WFC_IMS_ROAMING_ENABLED_BOOL =
    401             "carrier_default_wfc_ims_roaming_enabled_bool";
    402 
    403     /**
    404      * Flag indicating whether failed calls due to no service should prompt the user to enable
    405      * WIFI calling.  When {@code true}, if the user attempts to establish a call when there is no
    406      * service available, they are connected to WIFI, and WIFI calling is disabled, a different
    407      * call failure message will be used to encourage the user to enable WIFI calling.
    408      * @hide
    409      */
    410     public static final String KEY_CARRIER_PROMOTE_WFC_ON_CALL_FAIL_BOOL =
    411             "carrier_promote_wfc_on_call_fail_bool";
    412 
    413     /** Flag specifying whether provisioning is required for VOLTE. */
    414     public static final String KEY_CARRIER_VOLTE_PROVISIONING_REQUIRED_BOOL
    415             = "carrier_volte_provisioning_required_bool";
    416 
    417     /**
    418      * Flag specifying if WFC provisioning depends on VoLTE provisioning.
    419      *
    420      * {@code false}: default value; honor actual WFC provisioning state.
    421      * {@code true}: when VoLTE is not provisioned, treat WFC as not provisioned; when VoLTE is
    422      *               provisioned, honor actual WFC provisioning state.
    423      *
    424      * As of now, Verizon is the only carrier enforcing this dependency in their
    425      * WFC awareness and activation requirements.
    426      *
    427      * @hide
    428      *  */
    429     public static final String KEY_CARRIER_VOLTE_OVERRIDE_WFC_PROVISIONING_BOOL
    430             = "carrier_volte_override_wfc_provisioning_bool";
    431 
    432     /** Flag specifying whether VoLTE TTY is supported. */
    433     public static final String KEY_CARRIER_VOLTE_TTY_SUPPORTED_BOOL
    434             = "carrier_volte_tty_supported_bool";
    435 
    436     /**
    437      * Flag specifying whether IMS service can be turned off. If false then the service will not be
    438      * turned-off completely, but individual features can be disabled.
    439      */
    440     public static final String KEY_CARRIER_ALLOW_TURNOFF_IMS_BOOL
    441             = "carrier_allow_turnoff_ims_bool";
    442 
    443     /**
    444      * Flag specifying whether Generic Bootstrapping Architecture capable SIM is required for IMS.
    445      */
    446     public static final String KEY_CARRIER_IMS_GBA_REQUIRED_BOOL
    447             = "carrier_ims_gba_required_bool";
    448 
    449     /**
    450      * Flag specifying whether IMS instant lettering is available for the carrier.  {@code True} if
    451      * instant lettering is available for the carrier, {@code false} otherwise.
    452      */
    453     public static final String KEY_CARRIER_INSTANT_LETTERING_AVAILABLE_BOOL =
    454             "carrier_instant_lettering_available_bool";
    455 
    456     /*
    457      * Flag specifying whether IMS should be the first phone attempted for E911 even if the
    458      * phone is not in service.
    459      */
    460     public static final String KEY_CARRIER_USE_IMS_FIRST_FOR_EMERGENCY_BOOL
    461             = "carrier_use_ims_first_for_emergency_bool";
    462 
    463     /**
    464      * When IMS instant lettering is available for a carrier (see
    465      * {@link #KEY_CARRIER_INSTANT_LETTERING_AVAILABLE_BOOL}), determines the list of characters
    466      * which may not be contained in messages.  Should be specified as a regular expression suitable
    467      * for use with {@link String#matches(String)}.
    468      */
    469     public static final String KEY_CARRIER_INSTANT_LETTERING_INVALID_CHARS_STRING =
    470             "carrier_instant_lettering_invalid_chars_string";
    471 
    472     /**
    473      * When IMS instant lettering is available for a carrier (see
    474      * {@link #KEY_CARRIER_INSTANT_LETTERING_AVAILABLE_BOOL}), determines a list of characters which
    475      * must be escaped with a backslash '\' character.  Should be specified as a string containing
    476      * the characters to be escaped.  For example to escape quote and backslash the string would be
    477      * a quote and a backslash.
    478      */
    479     public static final String KEY_CARRIER_INSTANT_LETTERING_ESCAPED_CHARS_STRING =
    480             "carrier_instant_lettering_escaped_chars_string";
    481 
    482     /**
    483      * When IMS instant lettering is available for a carrier (see
    484      * {@link #KEY_CARRIER_INSTANT_LETTERING_AVAILABLE_BOOL}), determines the character encoding
    485      * which will be used when determining the length of messages.  Used in the InCall UI to limit
    486      * the number of characters the user may type.  If empty-string, the instant lettering
    487      * message size limit will be enforced on a 1:1 basis.  That is, each character will count
    488      * towards the messages size limit as a single bye.  If a character encoding is specified, the
    489      * message size limit will be based on the number of bytes in the message per the specified
    490      * encoding.
    491      */
    492     public static final String KEY_CARRIER_INSTANT_LETTERING_ENCODING_STRING =
    493             "carrier_instant_lettering_encoding_string";
    494 
    495     /**
    496      * When IMS instant lettering is available for a carrier (see
    497      * {@link #KEY_CARRIER_INSTANT_LETTERING_AVAILABLE_BOOL}), the length limit for messages.  Used
    498      * in the InCall UI to ensure the user cannot enter more characters than allowed by the carrier.
    499      * See also {@link #KEY_CARRIER_INSTANT_LETTERING_ENCODING_STRING} for more information on how
    500      * the length of the message is calculated.
    501      */
    502     public static final String KEY_CARRIER_INSTANT_LETTERING_LENGTH_LIMIT_INT =
    503             "carrier_instant_lettering_length_limit_int";
    504 
    505     /**
    506      * If Voice Radio Technology is RIL_RADIO_TECHNOLOGY_LTE:14 or RIL_RADIO_TECHNOLOGY_UNKNOWN:0
    507      * this is the value that should be used instead. A configuration value of
    508      * RIL_RADIO_TECHNOLOGY_UNKNOWN:0 means there is no replacement value and that the default
    509      * assumption for phone type (GSM) should be used.
    510      */
    511     public static final String KEY_VOLTE_REPLACEMENT_RAT_INT = "volte_replacement_rat_int";
    512 
    513     /**
    514      * The default sim call manager to use when the default dialer doesn't implement one. A sim call
    515      * manager can control and route outgoing and incoming phone calls, even if they're placed
    516      * using another connection service (PSTN, for example).
    517      */
    518     public static final String KEY_DEFAULT_SIM_CALL_MANAGER_STRING = "default_sim_call_manager_string";
    519 
    520     /**
    521      * The default flag specifying whether ETWS/CMAS test setting is forcibly disabled in
    522      * Settings->More->Emergency broadcasts menu even though developer options is turned on.
    523      */
    524     public static final String KEY_CARRIER_FORCE_DISABLE_ETWS_CMAS_TEST_BOOL =
    525             "carrier_force_disable_etws_cmas_test_bool";
    526 
    527     /**
    528      * The default flag specifying whether "Turn on Notifications" option will be always shown in
    529      * Settings->More->Emergency broadcasts menu regardless developer options is turned on or not.
    530      */
    531     public static final String KEY_ALWAYS_SHOW_EMERGENCY_ALERT_ONOFF_BOOL =
    532             "always_show_emergency_alert_onoff_bool";
    533 
    534     /**
    535      * The flag to disable cell broadcast severe alert when extreme alert is disabled.
    536      * @hide
    537      */
    538     public static final String KEY_DISABLE_SEVERE_WHEN_EXTREME_DISABLED_BOOL =
    539             "disable_severe_when_extreme_disabled_bool";
    540 
    541     /**
    542      * The message expiration time in milliseconds for duplicate detection purposes.
    543      * @hide
    544      */
    545     public static final String KEY_MESSAGE_EXPIRATION_TIME_LONG =
    546             "message_expiration_time_long";
    547 
    548     /**
    549      * The data call retry configuration for different types of APN.
    550      * @hide
    551      */
    552     public static final String KEY_CARRIER_DATA_CALL_RETRY_CONFIG_STRINGS =
    553             "carrier_data_call_retry_config_strings";
    554 
    555     /**
    556      * Delay between trying APN from the pool
    557      * @hide
    558      */
    559     public static final String KEY_CARRIER_DATA_CALL_APN_DELAY_DEFAULT_LONG =
    560             "carrier_data_call_apn_delay_default_long";
    561 
    562     /**
    563      * Faster delay between trying APN from the pool
    564      * @hide
    565      */
    566     public static final String KEY_CARRIER_DATA_CALL_APN_DELAY_FASTER_LONG =
    567             "carrier_data_call_apn_delay_faster_long";
    568 
    569     /**
    570      * Data call setup permanent failure causes by the carrier
    571      */
    572     public static final String KEY_CARRIER_DATA_CALL_PERMANENT_FAILURE_STRINGS =
    573             "carrier_data_call_permanent_failure_strings";
    574 
    575     /**
    576      * Default APN types that are metered by the carrier
    577      * @hide
    578      */
    579     public static final String KEY_CARRIER_METERED_APN_TYPES_STRINGS =
    580             "carrier_metered_apn_types_strings";
    581     /**
    582      * Default APN types that are roamig-metered by the carrier
    583      * @hide
    584      */
    585     public static final String KEY_CARRIER_METERED_ROAMING_APN_TYPES_STRINGS =
    586             "carrier_metered_roaming_apn_types_strings";
    587     /**
    588      * CDMA carrier ERI (Enhanced Roaming Indicator) file name
    589      * @hide
    590      */
    591     public static final String KEY_CARRIER_ERI_FILE_NAME_STRING =
    592             "carrier_eri_file_name_string";
    593 
    594     /* The following 3 fields are related to carrier visual voicemail. */
    595 
    596     /**
    597      * The carrier number mobile outgoing (MO) sms messages are sent to.
    598      */
    599     public static final String KEY_VVM_DESTINATION_NUMBER_STRING = "vvm_destination_number_string";
    600 
    601     /**
    602      * The port through which the mobile outgoing (MO) sms messages are sent through.
    603      */
    604     public static final String KEY_VVM_PORT_NUMBER_INT = "vvm_port_number_int";
    605 
    606     /**
    607      * The type of visual voicemail protocol the carrier adheres to. See {@link TelephonyManager}
    608      * for possible values. For example {@link TelephonyManager#VVM_TYPE_OMTP}.
    609      */
    610     public static final String KEY_VVM_TYPE_STRING = "vvm_type_string";
    611 
    612     /**
    613      * Whether cellular data is required to access visual voicemail.
    614      */
    615     public static final String KEY_VVM_CELLULAR_DATA_REQUIRED_BOOL =
    616         "vvm_cellular_data_required_bool";
    617 
    618     /**
    619      * The default OMTP visual voicemail client prefix to use. Defaulted to "//VVM"
    620      */
    621     public static final String KEY_VVM_CLIENT_PREFIX_STRING =
    622             "vvm_client_prefix_string";
    623 
    624     /**
    625      * Whether to use SSL to connect to the visual voicemail IMAP server. Defaulted to false.
    626      */
    627     public static final String KEY_VVM_SSL_ENABLED_BOOL = "vvm_ssl_enabled_bool";
    628 
    629     /**
    630      * A set of capabilities that should not be used even if it is reported by the visual voicemail
    631      * IMAP CAPABILITY command.
    632      */
    633     public static final String KEY_VVM_DISABLED_CAPABILITIES_STRING_ARRAY =
    634             "vvm_disabled_capabilities_string_array";
    635 
    636     /**
    637      * Whether legacy mode should be used when the visual voicemail client is disabled.
    638      *
    639      * <p>Legacy mode is a mode that on the carrier side visual voicemail is still activated, but on
    640      * the client side all network operations are disabled. SMSs are still monitored so a new
    641      * message SYNC SMS will be translated to show a message waiting indicator, like traditional
    642      * voicemails.
    643      *
    644      * <p>This is for carriers that does not support VVM deactivation so voicemail can continue to
    645      * function without the data cost.
    646      */
    647     public static final String KEY_VVM_LEGACY_MODE_ENABLED_BOOL =
    648             "vvm_legacy_mode_enabled_bool";
    649 
    650     /**
    651      * Whether to prefetch audio data on new voicemail arrival, defaulted to true.
    652      */
    653     public static final String KEY_VVM_PREFETCH_BOOL = "vvm_prefetch_bool";
    654 
    655     /**
    656      * The package name of the carrier's visual voicemail app to ensure that dialer visual voicemail
    657      * and carrier visual voicemail are not active at the same time.
    658      *
    659      * @deprecated use {@link #KEY_CARRIER_VVM_PACKAGE_NAME_STRING_ARRAY}.
    660      */
    661     @Deprecated
    662     public static final String KEY_CARRIER_VVM_PACKAGE_NAME_STRING = "carrier_vvm_package_name_string";
    663 
    664     /**
    665      * A list of the carrier's visual voicemail app package names to ensure that dialer visual
    666      * voicemail and carrier visual voicemail are not active at the same time.
    667      */
    668     public static final String KEY_CARRIER_VVM_PACKAGE_NAME_STRING_ARRAY =
    669             "carrier_vvm_package_name_string_array";
    670 
    671     /**
    672      * Flag specifying whether ICCID is showed in SIM Status screen, default to false.
    673      */
    674     public static final String KEY_SHOW_ICCID_IN_SIM_STATUS_BOOL = "show_iccid_in_sim_status_bool";
    675 
    676     /**
    677      * Flag specifying whether an additional (client initiated) intent needs to be sent on System
    678      * update
    679      */
    680     public static final String KEY_CI_ACTION_ON_SYS_UPDATE_BOOL = "ci_action_on_sys_update_bool";
    681 
    682     /**
    683      * Intent to be sent for the additional action on System update
    684      */
    685     public static final String KEY_CI_ACTION_ON_SYS_UPDATE_INTENT_STRING =
    686             "ci_action_on_sys_update_intent_string";
    687 
    688     /**
    689      * Extra to be included in the intent sent for additional action on System update
    690      */
    691     public static final String KEY_CI_ACTION_ON_SYS_UPDATE_EXTRA_STRING =
    692             "ci_action_on_sys_update_extra_string";
    693 
    694     /**
    695      * Value of extra included in intent sent for additional action on System update
    696      */
    697     public static final String KEY_CI_ACTION_ON_SYS_UPDATE_EXTRA_VAL_STRING =
    698             "ci_action_on_sys_update_extra_val_string";
    699 
    700     /**
    701      * Specifies the amount of gap to be added in millis between postdial DTMF tones. When a
    702      * non-zero value is specified, the UE shall wait for the specified amount of time before it
    703      * sends out successive DTMF tones on the network.
    704      */
    705     public static final String KEY_GSM_DTMF_TONE_DELAY_INT = "gsm_dtmf_tone_delay_int";
    706 
    707     /**
    708      * Specifies the amount of gap to be added in millis between DTMF tones. When a non-zero value
    709      * is specified, the UE shall wait for the specified amount of time before it sends out
    710      * successive DTMF tones on the network.
    711      */
    712     public static final String KEY_IMS_DTMF_TONE_DELAY_INT = "ims_dtmf_tone_delay_int";
    713 
    714     /**
    715      * Specifies the amount of gap to be added in millis between postdial DTMF tones. When a
    716      * non-zero value is specified, the UE shall wait for the specified amount of time before it
    717      * sends out successive DTMF tones on the network.
    718      */
    719     public static final String KEY_CDMA_DTMF_TONE_DELAY_INT = "cdma_dtmf_tone_delay_int";
    720 
    721     /**
    722      * Determines whether conference calls are supported by a carrier.  When {@code true},
    723      * conference calling is supported, {@code false otherwise}.
    724      */
    725     public static final String KEY_SUPPORT_CONFERENCE_CALL_BOOL = "support_conference_call_bool";
    726 
    727     /**
    728      * Determines whether a maximum size limit for IMS conference calls is enforced on the device.
    729      * When {@code true}, IMS conference calls will be limited to at most
    730      * {@link #KEY_IMS_CONFERENCE_SIZE_LIMIT_INT} participants.  When {@code false}, no attempt is made
    731      * to limit the number of participants in a conference (the carrier will raise an error when an
    732      * attempt is made to merge too many participants into a conference).
    733      */
    734     public static final String KEY_IS_IMS_CONFERENCE_SIZE_ENFORCED_BOOL =
    735             "is_ims_conference_size_enforced_bool";
    736 
    737     /**
    738      * Determines the maximum number of participants the carrier supports for a conference call.
    739      * This number is exclusive of the current device.  A conference between 3 devices, for example,
    740      * would have a size limit of 2 participants.
    741      * Enforced when {@link #KEY_IS_IMS_CONFERENCE_SIZE_ENFORCED_BOOL} is {@code true}.
    742      */
    743     public static final String KEY_IMS_CONFERENCE_SIZE_LIMIT_INT = "ims_conference_size_limit_int";
    744 
    745     /**
    746      * Determines whether High Definition audio property is displayed in the dialer UI.
    747      * If {@code false}, remove the HD audio property from the connection so that HD audio related
    748      * UI is not displayed. If {@code true}, keep HD audio property as it is configured.
    749      * @hide
    750      */
    751     public static final String KEY_DISPLAY_HD_AUDIO_PROPERTY_BOOL =
    752             "display_hd_audio_property_bool";
    753 
    754     /**
    755      * Determines whether video conference calls are supported by a carrier.  When {@code true},
    756      * video calls can be merged into conference calls, {@code false} otherwiwse.
    757      * <p>
    758      * Note: even if video conference calls are not supported, audio calls may be merged into a
    759      * conference if {@link #KEY_SUPPORT_CONFERENCE_CALL_BOOL} is {@code true}.
    760      * @hide
    761      */
    762     public static final String KEY_SUPPORT_VIDEO_CONFERENCE_CALL_BOOL =
    763             "support_video_conference_call_bool";
    764 
    765     /**
    766      * Determine whether user can toggle Enhanced 4G LTE Mode in Settings.
    767      */
    768     public static final String KEY_EDITABLE_ENHANCED_4G_LTE_BOOL = "editable_enhanced_4g_lte_bool";
    769 
    770     /**
    771      * Determines whether the Enhanced 4G LTE toggle will be shown in the settings. When this
    772      * option is {@code true}, the toggle will be hidden regardless of whether the device and
    773      * carrier supports 4G LTE or not.
    774      */
    775     public static final String KEY_HIDE_ENHANCED_4G_LTE_BOOL = "hide_enhanced_4g_lte_bool";
    776 
    777     /**
    778      * Determine whether IMS apn can be shown.
    779      */
    780     public static final String KEY_HIDE_IMS_APN_BOOL = "hide_ims_apn_bool";
    781 
    782     /**
    783      * Determine whether preferred network type can be shown.
    784      */
    785     public static final String KEY_HIDE_PREFERRED_NETWORK_TYPE_BOOL = "hide_preferred_network_type_bool";
    786 
    787     /**
    788      * Determine whether user can switch Wi-Fi preferred or Cellular preferred in calling preference.
    789      * Some operators support Wi-Fi Calling only, not VoLTE.
    790      * They don't need "Cellular preferred" option.
    791      * In this case, set uneditalbe attribute for preferred preference.
    792      * @hide
    793      */
    794     public static final String KEY_EDITABLE_WFC_MODE_BOOL = "editable_wfc_mode_bool";
    795 
    796      /**
    797       * Flag to indicate if Wi-Fi needs to be disabled in ECBM
    798       * @hide
    799       **/
    800      public static final String
    801               KEY_CONFIG_WIFI_DISABLE_IN_ECBM = "config_wifi_disable_in_ecbm";
    802 
    803     /**
    804      * List operator-specific error codes and indices of corresponding error strings in
    805      * wfcOperatorErrorAlertMessages and wfcOperatorErrorNotificationMessages.
    806      *
    807      * Example: "REG09|0" specifies error code "REG09" and index "0". This index will be
    808      * used to find alert and notification messages in wfcOperatorErrorAlertMessages and
    809      * wfcOperatorErrorNotificationMessages.
    810      *
    811      * @hide
    812      */
    813     public static final String KEY_WFC_OPERATOR_ERROR_CODES_STRING_ARRAY =
    814             "wfc_operator_error_codes_string_array";
    815 
    816     /**
    817      * Indexes of SPN format strings in wfcSpnFormats and wfcDataSpnFormats.
    818      * @hide
    819      */
    820     public static final String KEY_WFC_SPN_FORMAT_IDX_INT = "wfc_spn_format_idx_int";
    821     /** @hide */
    822     public static final String KEY_WFC_DATA_SPN_FORMAT_IDX_INT = "wfc_data_spn_format_idx_int";
    823 
    824     /**
    825      * The Component Name of the activity that can setup the emergency addrees for WiFi Calling
    826      * as per carrier requirement.
    827      * @hide
    828      */
    829      public static final String KEY_WFC_EMERGENCY_ADDRESS_CARRIER_APP_STRING =
    830             "wfc_emergency_address_carrier_app_string";
    831 
    832     /**
    833      * Boolean to decide whether to use #KEY_CARRIER_NAME_STRING from CarrierConfig app.
    834      * @hide
    835      */
    836     public static final String KEY_CARRIER_NAME_OVERRIDE_BOOL = "carrier_name_override_bool";
    837 
    838     /**
    839      * String to identify carrier name in CarrierConfig app. This string is used only if
    840      * #KEY_CARRIER_NAME_OVERRIDE_BOOL is true
    841      * @hide
    842      */
    843     public static final String KEY_CARRIER_NAME_STRING = "carrier_name_string";
    844 
    845     /**
    846      * If this is true, the SIM card (through Customer Service Profile EF file) will be able to
    847      * prevent manual operator selection. If false, this SIM setting will be ignored and manual
    848      * operator selection will always be available. See CPHS4_2.WW6, CPHS B.4.7.1 for more
    849      * information
    850      */
    851     public static final String KEY_CSP_ENABLED_BOOL = "csp_enabled_bool";
    852 
    853     /**
    854      * Allow user to add APNs
    855      */
    856     public static final String KEY_ALLOW_ADDING_APNS_BOOL = "allow_adding_apns_bool";
    857 
    858     /**
    859      * APN types that user is not allowed to modify
    860      * @hide
    861      */
    862     public static final String KEY_READ_ONLY_APN_TYPES_STRING_ARRAY =
    863             "read_only_apn_types_string_array";
    864 
    865     /**
    866      * APN fields that user is not allowed to modify
    867      * @hide
    868      */
    869     public static final String KEY_READ_ONLY_APN_FIELDS_STRING_ARRAY =
    870             "read_only_apn_fields_string_array";
    871 
    872     /**
    873      * Boolean indicating if intent for emergency call state changes should be broadcast
    874      * @hide
    875      */
    876     public static final String KEY_BROADCAST_EMERGENCY_CALL_STATE_CHANGES_BOOL =
    877             "broadcast_emergency_call_state_changes_bool";
    878 
    879     /**
    880      * Cell broadcast additional channels enbled by the carrier
    881      * @hide
    882      */
    883     public static final String KEY_CARRIER_ADDITIONAL_CBS_CHANNELS_STRINGS =
    884             "carrier_additional_cbs_channels_strings";
    885 
    886     /**
    887       * Indicates whether STK LAUNCH_BROWSER command is disabled.
    888       * If {@code true}, then the browser will not be launched
    889       * on UI for the LAUNCH_BROWSER STK command.
    890       * @hide
    891       */
    892     public static final String KEY_STK_DISABLE_LAUNCH_BROWSER_BOOL =
    893             "stk_disable_launch_browser_bool";
    894 
    895 
    896     // These variables are used by the MMS service and exposed through another API, {@link
    897     // SmsManager}. The variable names and string values are copied from there.
    898     public static final String KEY_MMS_ALIAS_ENABLED_BOOL = "aliasEnabled";
    899     public static final String KEY_MMS_ALLOW_ATTACH_AUDIO_BOOL = "allowAttachAudio";
    900     public static final String KEY_MMS_APPEND_TRANSACTION_ID_BOOL = "enabledTransID";
    901     public static final String KEY_MMS_GROUP_MMS_ENABLED_BOOL = "enableGroupMms";
    902     public static final String KEY_MMS_MMS_DELIVERY_REPORT_ENABLED_BOOL = "enableMMSDeliveryReports";
    903     public static final String KEY_MMS_MMS_ENABLED_BOOL = "enabledMMS";
    904     public static final String KEY_MMS_MMS_READ_REPORT_ENABLED_BOOL = "enableMMSReadReports";
    905     public static final String KEY_MMS_MULTIPART_SMS_ENABLED_BOOL = "enableMultipartSMS";
    906     public static final String KEY_MMS_NOTIFY_WAP_MMSC_ENABLED_BOOL = "enabledNotifyWapMMSC";
    907     public static final String KEY_MMS_SEND_MULTIPART_SMS_AS_SEPARATE_MESSAGES_BOOL = "sendMultipartSmsAsSeparateMessages";
    908     public static final String KEY_MMS_SHOW_CELL_BROADCAST_APP_LINKS_BOOL = "config_cellBroadcastAppLinks";
    909     public static final String KEY_MMS_SMS_DELIVERY_REPORT_ENABLED_BOOL = "enableSMSDeliveryReports";
    910     public static final String KEY_MMS_SUPPORT_HTTP_CHARSET_HEADER_BOOL = "supportHttpCharsetHeader";
    911     public static final String KEY_MMS_SUPPORT_MMS_CONTENT_DISPOSITION_BOOL = "supportMmsContentDisposition";
    912     public static final String KEY_MMS_ALIAS_MAX_CHARS_INT = "aliasMaxChars";
    913     public static final String KEY_MMS_ALIAS_MIN_CHARS_INT = "aliasMinChars";
    914     public static final String KEY_MMS_HTTP_SOCKET_TIMEOUT_INT = "httpSocketTimeout";
    915     public static final String KEY_MMS_MAX_IMAGE_HEIGHT_INT = "maxImageHeight";
    916     public static final String KEY_MMS_MAX_IMAGE_WIDTH_INT = "maxImageWidth";
    917     public static final String KEY_MMS_MAX_MESSAGE_SIZE_INT = "maxMessageSize";
    918     public static final String KEY_MMS_MESSAGE_TEXT_MAX_SIZE_INT = "maxMessageTextSize";
    919     public static final String KEY_MMS_RECIPIENT_LIMIT_INT = "recipientLimit";
    920     public static final String KEY_MMS_SMS_TO_MMS_TEXT_LENGTH_THRESHOLD_INT = "smsToMmsTextLengthThreshold";
    921     public static final String KEY_MMS_SMS_TO_MMS_TEXT_THRESHOLD_INT = "smsToMmsTextThreshold";
    922     public static final String KEY_MMS_SUBJECT_MAX_LENGTH_INT = "maxSubjectLength";
    923     public static final String KEY_MMS_EMAIL_GATEWAY_NUMBER_STRING = "emailGatewayNumber";
    924     public static final String KEY_MMS_HTTP_PARAMS_STRING = "httpParams";
    925     public static final String KEY_MMS_NAI_SUFFIX_STRING = "naiSuffix";
    926     public static final String KEY_MMS_UA_PROF_TAG_NAME_STRING = "uaProfTagName";
    927     public static final String KEY_MMS_UA_PROF_URL_STRING = "uaProfUrl";
    928     public static final String KEY_MMS_USER_AGENT_STRING = "userAgent";
    929     /** @hide */
    930     public static final String KEY_MMS_CLOSE_CONNECTION_BOOL = "mmsCloseConnection";
    931 
    932     /**
    933      * If carriers require differentiate un-provisioned status: cold sim or out of credit sim
    934      * a package name and activity name can be provided to launch a supported carrier application
    935      * that check the sim provisioning status
    936      * The first element is the package name and the second element is the activity name
    937      * of the provisioning app
    938      * example:
    939      * <item>com.google.android.carrierPackageName</item>
    940      * <item>com.google.android.carrierPackageName.CarrierActivityName</item>
    941      * The ComponentName of the carrier activity that can setup the device and activate with the
    942      * network as part of the Setup Wizard flow.
    943      * @hide
    944      */
    945      public static final String KEY_CARRIER_SETUP_APP_STRING = "carrier_setup_app_string";
    946 
    947     /**
    948      * Defines carrier-specific actions which act upon
    949      * com.android.internal.telephony.CARRIER_SIGNAL_REDIRECTED, used for customization of the
    950      * default carrier app
    951      * Format: "CARRIER_ACTION_IDX, ..."
    952      * Where {@code CARRIER_ACTION_IDX} is an integer defined in
    953      * {@link com.android.carrierdefaultapp.CarrierActionUtils CarrierActionUtils}
    954      * Example:
    955      * {@link com.android.carrierdefaultapp.CarrierActionUtils#CARRIER_ACTION_DISABLE_METERED_APNS
    956      * disable_metered_apns}
    957      * @hide
    958      */
    959     public static final String KEY_CARRIER_DEFAULT_ACTIONS_ON_REDIRECTION_STRING_ARRAY =
    960             "carrier_default_actions_on_redirection_string_array";
    961 
    962     /**
    963      * Defines carrier-specific actions which act upon
    964      * com.android.internal.telephony.CARRIER_SIGNAL_REQUEST_NETWORK_FAILED
    965      * and configured signal args:
    966      * {@link com.android.internal.telephony.TelephonyIntents#EXTRA_APN_TYPE_KEY apnType},
    967      * {@link com.android.internal.telephony.TelephonyIntents#EXTRA_ERROR_CODE_KEY errorCode}
    968      * used for customization of the default carrier app
    969      * Format:
    970      * {
    971      *     "APN_1, ERROR_CODE_1 : CARRIER_ACTION_IDX_1, CARRIER_ACTION_IDX_2...",
    972      *     "APN_1, ERROR_CODE_2 : CARRIER_ACTION_IDX_1 "
    973      * }
    974      * Where {@code APN_1} is a string defined in
    975      * {@link com.android.internal.telephony.PhoneConstants PhoneConstants}
    976      * Example: "default"
    977      *
    978      * {@code ERROR_CODE_1} is an integer defined in
    979      * {@link com.android.internal.telephony.dataconnection.DcFailCause DcFailure}
    980      * Example:
    981      * {@link com.android.internal.telephony.dataconnection.DcFailCause#MISSING_UNKNOWN_APN}
    982      *
    983      * {@code CARRIER_ACTION_IDX_1} is an integer defined in
    984      * {@link com.android.carrierdefaultapp.CarrierActionUtils CarrierActionUtils}
    985      * Example:
    986      * {@link com.android.carrierdefaultapp.CarrierActionUtils#CARRIER_ACTION_DISABLE_METERED_APNS}
    987      * @hide
    988      */
    989     public static final String KEY_CARRIER_DEFAULT_ACTIONS_ON_DCFAILURE_STRING_ARRAY =
    990             "carrier_default_actions_on_dcfailure_string_array";
    991 
    992     /**
    993      * Defines carrier-specific actions which act upon
    994      * com.android.internal.telephony.CARRIER_SIGNAL_RESET, used for customization of the
    995      * default carrier app
    996      * Format: "CARRIER_ACTION_IDX, ..."
    997      * Where {@code CARRIER_ACTION_IDX} is an integer defined in
    998      * {@link com.android.carrierdefaultapp.CarrierActionUtils CarrierActionUtils}
    999      * Example:
   1000      * {@link com.android.carrierdefaultapp.CarrierActionUtils
   1001      * #CARRIER_ACTION_CANCEL_ALL_NOTIFICATIONS clear all notifications on reset}
   1002      * @hide
   1003      */
   1004     public static final String KEY_CARRIER_DEFAULT_ACTIONS_ON_RESET =
   1005             "carrier_default_actions_on_reset_string_array";
   1006     /**
   1007      * Defines a list of acceptable redirection url for default carrier app
   1008      * @hides
   1009      */
   1010     public static final String KEY_CARRIER_DEFAULT_REDIRECTION_URL_STRING_ARRAY =
   1011             "carrier_default_redirection_url_string_array";
   1012 
   1013     /**
   1014      * Each config includes the componentName of the carrier app, followed by a list of interesting
   1015      * signals(declared in the manifest) which could wake up the app.
   1016      * @see com.android.internal.telephony.TelephonyIntents
   1017      * Example:
   1018      * <item>com.google.android.carrierAPK/.CarrierSignalReceiverA:
   1019      * com.android.internal.telephony.CARRIER_SIGNAL_REDIRECTED,
   1020      * com.android.internal.telephony.CARRIER_SIGNAL_PCO_VALUE
   1021      * </item>
   1022      * <item>com.google.android.carrierAPK/.CarrierSignalReceiverB:
   1023      * com.android.internal.telephony.CARRIER_SIGNAL_PCO_VALUE
   1024      * </item>
   1025      * @hide
   1026      */
   1027     public static final String KEY_CARRIER_APP_WAKE_SIGNAL_CONFIG_STRING_ARRAY =
   1028             "carrier_app_wake_signal_config";
   1029 
   1030     /**
   1031      * Each config includes the componentName of the carrier app, followed by a list of interesting
   1032      * signals for the app during run-time. The list of signals(intents) are targeting on run-time
   1033      * broadcast receivers only, aiming to avoid unnecessary wake-ups and should not be declared in
   1034      * the app's manifest.
   1035      * @see com.android.internal.telephony.TelephonyIntents
   1036      * Example:
   1037      * <item>com.google.android.carrierAPK/.CarrierSignalReceiverA:
   1038      * com.android.internal.telephony.CARRIER_SIGNAL_REQUEST_NETWORK_FAILED,
   1039      * com.android.internal.telephony.CARRIER_SIGNAL_PCO_VALUE
   1040      * </item>
   1041      * <item>com.google.android.carrierAPK/.CarrierSignalReceiverB:
   1042      * com.android.internal.telephony.CARRIER_SIGNAL_REQUEST_NETWORK_FAILED
   1043      * </item>
   1044      * @hide
   1045      */
   1046     public static final String KEY_CARRIER_APP_NO_WAKE_SIGNAL_CONFIG_STRING_ARRAY =
   1047             "carrier_app_no_wake_signal_config";
   1048 
   1049     /**
   1050      * Determines whether the carrier supports making non-emergency phone calls while the phone is
   1051      * in emergency callback mode.  Default value is {@code true}, meaning that non-emergency calls
   1052      * are allowed in emergency callback mode.
   1053      */
   1054     public static final String KEY_ALLOW_NON_EMERGENCY_CALLS_IN_ECM_BOOL =
   1055             "allow_non_emergency_calls_in_ecm_bool";
   1056 
   1057     /**
   1058      * Flag indicating whether to allow carrier video calls to emergency numbers.
   1059      * When {@code true}, video calls to emergency numbers will be allowed.  When {@code false},
   1060      * video calls to emergency numbers will be initiated as audio-only calls instead.
   1061      */
   1062     public static final String KEY_ALLOW_EMERGENCY_VIDEO_CALLS_BOOL =
   1063             "allow_emergency_video_calls_bool";
   1064 
   1065     /**
   1066      * Flag indicating whether the carrier supports RCS presence indication for video calls.  When
   1067      * {@code true}, the carrier supports RCS presence indication for video calls.  When presence
   1068      * is supported, the device should use the
   1069      * {@link android.provider.ContactsContract.Data#CARRIER_PRESENCE} bit mask and set the
   1070      * {@link android.provider.ContactsContract.Data#CARRIER_PRESENCE_VT_CAPABLE} bit to indicate
   1071      * whether each contact supports video calling.  The UI is made aware that presence is enabled
   1072      * via {@link android.telecom.PhoneAccount#CAPABILITY_VIDEO_CALLING_RELIES_ON_PRESENCE}
   1073      * and can choose to hide or show the video calling icon based on whether a contact supports
   1074      * video.
   1075      */
   1076     public static final String KEY_USE_RCS_PRESENCE_BOOL = "use_rcs_presence_bool";
   1077 
   1078     /**
   1079      * The duration in seconds that platform call and message blocking is disabled after the user
   1080      * contacts emergency services. Platform considers values in the range 0 to 604800 (one week) as
   1081      * valid. See {@link android.provider.BlockedNumberContract#isBlocked(Context, String)}).
   1082      */
   1083     public static final String KEY_DURATION_BLOCKING_DISABLED_AFTER_EMERGENCY_INT =
   1084             "duration_blocking_disabled_after_emergency_int";
   1085 
   1086     /**
   1087      * For carriers which require an empty flash to be sent before sending the normal 3-way calling
   1088      * flash, the duration in milliseconds of the empty flash to send.  When {@code 0}, no empty
   1089      * flash is sent.
   1090      */
   1091     public static final String KEY_CDMA_3WAYCALL_FLASH_DELAY_INT = "cdma_3waycall_flash_delay_int";
   1092 
   1093 
   1094     /**
   1095      * @hide
   1096      * The default value for preferred CDMA roaming mode (aka CDMA system select.)
   1097      *          CDMA_ROAMING_MODE_RADIO_DEFAULT = the default roaming mode from the radio
   1098      *          CDMA_ROAMING_MODE_HOME = Home Networks
   1099      *          CDMA_ROAMING_MODE_AFFILIATED = Roaming on Affiliated networks
   1100      *          CDMA_ROAMING_MODE_ANY = Roaming on any networks
   1101      */
   1102     public static final String KEY_CDMA_ROAMING_MODE_INT = "cdma_roaming_mode_int";
   1103     /** @hide */
   1104     public static final int CDMA_ROAMING_MODE_RADIO_DEFAULT = -1;
   1105     /** @hide */
   1106     public static final int CDMA_ROAMING_MODE_HOME = 0;
   1107     /** @hide */
   1108     public static final int CDMA_ROAMING_MODE_AFFILIATED = 1;
   1109     /** @hide */
   1110     public static final int CDMA_ROAMING_MODE_ANY = 2;
   1111     /**
   1112      * Boolean indicating if support is provided for directly dialing FDN number from FDN list.
   1113      * If false, this feature is not supported.
   1114      * @hide
   1115      */
   1116     public static final String KEY_SUPPORT_DIRECT_FDN_DIALING_BOOL =
   1117             "support_direct_fdn_dialing_bool";
   1118 
   1119     /**
   1120      * Report IMEI as device id even if it's a CDMA/LTE phone.
   1121      *
   1122      * @hide
   1123      */
   1124     public static final String KEY_FORCE_IMEI_BOOL = "force_imei_bool";
   1125 
   1126     /**
   1127      * The families of Radio Access Technologies that will get clustered and ratcheted,
   1128      * ie, we will report transitions up within the family, but not down until we change
   1129      * cells.  This prevents flapping between base technologies and higher techs that are
   1130      * granted on demand within the cell.
   1131      * @hide
   1132      */
   1133     public static final String KEY_RATCHET_RAT_FAMILIES =
   1134             "ratchet_rat_families";
   1135 
   1136     /**
   1137      * Flag indicating whether some telephony logic will treat a call which was formerly a video
   1138      * call as if it is still a video call.  When {@code true}:
   1139      * <p>
   1140      * Logic which will automatically drop a video call which takes place over WIFI when a
   1141      * voice call is answered (see {@link #KEY_DROP_VIDEO_CALL_WHEN_ANSWERING_AUDIO_CALL_BOOL}.
   1142      * <p>
   1143      * Logic which determines whether the user can use TTY calling.
   1144      */
   1145     public static final String KEY_TREAT_DOWNGRADED_VIDEO_CALLS_AS_VIDEO_CALLS_BOOL =
   1146             "treat_downgraded_video_calls_as_video_calls_bool";
   1147 
   1148     /**
   1149      * When {@code true}, if the user is in an ongoing video call over WIFI and answers an incoming
   1150      * audio call, the video call will be disconnected before the audio call is answered.  This is
   1151      * in contrast to the usual expected behavior where a foreground video call would be put into
   1152      * the background and held when an incoming audio call is answered.
   1153      */
   1154     public static final String KEY_DROP_VIDEO_CALL_WHEN_ANSWERING_AUDIO_CALL_BOOL =
   1155             "drop_video_call_when_answering_audio_call_bool";
   1156 
   1157     /**
   1158      * Flag indicating whether the carrier supports merging wifi calls when VoWIFI is disabled.
   1159      * This can happen in the case of a carrier which allows offloading video calls to WIFI
   1160      * separately of whether voice over wifi is enabled.  In such a scenario when two video calls
   1161      * are downgraded to voice, they remain over wifi.  However, if VoWIFI is disabled, these calls
   1162      * cannot be merged.
   1163      */
   1164     public static final String KEY_ALLOW_MERGE_WIFI_CALLS_WHEN_VOWIFI_OFF_BOOL =
   1165             "allow_merge_wifi_calls_when_vowifi_off_bool";
   1166 
   1167     /**
   1168      * Flag indicating whether the carrier supports the Hold command while in an IMS call.
   1169      * <p>
   1170      * The device configuration value {@code config_device_respects_hold_carrier_config} ultimately
   1171      * controls whether this carrier configuration option is used.  Where
   1172      * {@code config_device_respects_hold_carrier_config} is false, the value of the
   1173      * {@link #KEY_ALLOW_HOLD_IN_IMS_CALL_BOOL} carrier configuration option is ignored.
   1174      * @hide
   1175      */
   1176     public static final String KEY_ALLOW_HOLD_IN_IMS_CALL_BOOL = "allow_hold_in_ims_call";
   1177 
   1178     /**
   1179      * When true, indicates that adding a call is disabled when there is an ongoing video call
   1180      * or when there is an ongoing call on wifi which was downgraded from video and VoWifi is
   1181      * turned off.
   1182      */
   1183     public static final String KEY_ALLOW_ADD_CALL_DURING_VIDEO_CALL_BOOL =
   1184             "allow_add_call_during_video_call";
   1185 
   1186     /**
   1187      * When true, indicates that the HD audio icon in the in-call screen should not be shown for
   1188      * VoWifi calls.
   1189      * @hide
   1190      */
   1191     public static final String KEY_WIFI_CALLS_CAN_BE_HD_AUDIO = "wifi_calls_can_be_hd_audio";
   1192 
   1193     /**
   1194      * When true, indicates that the HD audio icon in the in-call screen should not be shown for
   1195      * video calls.
   1196      * @hide
   1197      */
   1198     public static final String KEY_VIDEO_CALLS_CAN_BE_HD_AUDIO = "video_calls_can_be_hd_audio";
   1199 
   1200     /**
   1201      * Defines operator-specific {@link com.android.ims.ImsReasonInfo} mappings.
   1202      *
   1203      * Format: "ORIGINAL_CODE|MESSAGE|NEW_CODE"
   1204      * Where {@code ORIGINAL_CODE} corresponds to a {@link ImsReasonInfo#getCode()} code,
   1205      * {@code MESSAGE} corresponds to an expected {@link ImsReasonInfo#getExtraMessage()} string,
   1206      * and {@code NEW_CODE} is the new {@code ImsReasonInfo#CODE_*} which this combination of
   1207      * original code and message shall be remapped to.
   1208      *
   1209      * Note: If {@code *} is specified for the original code, any ImsReasonInfo with the matching
   1210      * {@code MESSAGE} will be remapped to {@code NEW_CODE}.
   1211      *
   1212      * Example: "501|call completion elsewhere|1014"
   1213      * When the {@link ImsReasonInfo#getCode()} is {@link ImsReasonInfo#CODE_USER_TERMINATED} and
   1214      * the {@link ImsReasonInfo#getExtraMessage()} is {@code "call completion elsewhere"},
   1215      * {@link ImsReasonInfo#CODE_ANSWERED_ELSEWHERE} shall be used as the {@link ImsReasonInfo}
   1216      * code instead.
   1217      * @hide
   1218      */
   1219     public static final String KEY_IMS_REASONINFO_MAPPING_STRING_ARRAY =
   1220             "ims_reasoninfo_mapping_string_array";
   1221 
   1222     /**
   1223      * When {@code false}, use default title for Enhanced 4G LTE Mode settings.
   1224      * When {@code true}, use the variant.
   1225      * @hide
   1226      */
   1227     public static final String KEY_ENHANCED_4G_LTE_TITLE_VARIANT_BOOL =
   1228             "enhanced_4g_lte_title_variant_bool";
   1229 
   1230     /**
   1231      * Indicates whether the carrier wants to notify the user when handover of an LTE video call to
   1232      * WIFI fails.
   1233      * <p>
   1234      * When {@code true}, if a video call starts on LTE and the modem reports a failure to handover
   1235      * the call to WIFI or if no handover success is reported within 60 seconds of call initiation,
   1236      * the {@link android.telephony.TelephonyManager#EVENT_HANDOVER_TO_WIFI_FAILED} event is raised
   1237      * on the connection.
   1238      * @hide
   1239      */
   1240     public static final String KEY_NOTIFY_VT_HANDOVER_TO_WIFI_FAILURE_BOOL =
   1241             "notify_vt_handover_to_wifi_failure_bool";
   1242 
   1243     /**
   1244      * A upper case list of CNAP names that are unhelpful to the user for distinguising calls and
   1245      * should be filtered out of the CNAP information. This includes CNAP names such as "WIRELESS
   1246      * CALLER" or "UNKNOWN NAME". By default, if there are no filtered names for this carrier, null
   1247      * is returned.
   1248      * @hide
   1249      */
   1250     public static final String KEY_FILTERED_CNAP_NAMES_STRING_ARRAY = "filtered_cnap_names_string_array";
   1251 
   1252     /**
   1253      * The RCS configuration server URL. This URL is used to initiate RCS provisioning.
   1254      */
   1255     public static final String KEY_RCS_CONFIG_SERVER_URL_STRING = "rcs_config_server_url_string";
   1256 
   1257     /**
   1258      * Determine whether user can change Wi-Fi Calling preference in roaming.
   1259      * {@code false} - roaming preference {@link KEY_CARRIER_DEFAULT_WFC_IMS_ROAMING_MODE_INT} is
   1260      *                 the same as home preference {@link KEY_CARRIER_DEFAULT_WFC_IMS_MODE_INT}
   1261      *                 and cannot be changed.
   1262      * {@code true}  - roaming preference can be changed by user independently.
   1263      *
   1264      * @hide
   1265      */
   1266     public static final String KEY_EDITABLE_WFC_ROAMING_MODE_BOOL =
   1267             "editable_wfc_roaming_mode_bool";
   1268 
   1269    /**
   1270      * Determine whether current lpp_mode used for E-911 needs to be kept persistently.
   1271      * {@code false} - not keeping the lpp_mode means using default configuration of gps.conf
   1272      *                 when sim is not presented.
   1273      * {@code true}  - current lpp_profile of carrier will be kepted persistently
   1274      *                 even after sim is removed.
   1275      *
   1276      * @hide
   1277      */
   1278     public static final String KEY_PERSIST_LPP_MODE_BOOL = "persist_lpp_mode_bool";
   1279 
   1280     /**
   1281      * Carrier specified WiFi networks.
   1282      * @hide
   1283      */
   1284     public static final String KEY_CARRIER_WIFI_STRING_ARRAY = "carrier_wifi_string_array";
   1285 
   1286     /**
   1287      * Time delay (in ms) after which we show the notification to switch the preferred
   1288      * network.
   1289      * @hide
   1290      */
   1291     public static final String KEY_PREF_NETWORK_NOTIFICATION_DELAY_INT =
   1292             "network_notification_delay_int";
   1293 
   1294     /**
   1295      * When {@code true}, the carrier allows the user of the
   1296      * {@link TelephonyManager#sendUssdRequest(String, TelephonyManager.UssdResponseCallback,
   1297      * Handler)} API to perform USSD requests.  {@code True} by default.
   1298      * @hide
   1299      */
   1300     public static final String KEY_ALLOW_USSD_REQUESTS_VIA_TELEPHONY_MANAGER_BOOL =
   1301             "allow_ussd_requests_via_telephony_manager_bool";
   1302 
   1303     /**
   1304      * Indicates whether the carrier supports 3gpp call forwarding MMI codes while roaming. If
   1305      * false, the user will be notified that call forwarding is not available when the MMI code
   1306      * fails.
   1307      */
   1308     public static final String KEY_SUPPORT_3GPP_CALL_FORWARDING_WHILE_ROAMING_BOOL =
   1309         "support_3gpp_call_forwarding_while_roaming_bool";
   1310 
   1311     /**
   1312      * When {@code true}, the user will be notified when they attempt to place an international call
   1313      * when the call is placed using wifi calling.
   1314      * @hide
   1315      */
   1316     public static final String KEY_NOTIFY_INTERNATIONAL_CALL_ON_WFC_BOOL =
   1317             "notify_international_call_on_wfc_bool";
   1318 
   1319     /**
   1320      * Determine whether user edited tether APN (type dun) has effect
   1321      * {@code false} - Default. APN with dun type in telephony database has no effect.
   1322      *
   1323      * {@code true}  - DUN APN added/edited in ApnEditor will be used for tethering data call.
   1324      *
   1325      * @hide
   1326      */
   1327     public static final String KEY_EDITABLE_TETHER_APN_BOOL =
   1328             "editable_tether_apn_bool";
   1329 
   1330     /**
   1331      * An array containing custom call forwarding number prefixes that will be blocked while the
   1332      * device is reporting that it is roaming. By default, there are no custom call
   1333      * forwarding prefixes and none of these numbers will be filtered. If one or more entries are
   1334      * present, the system will not complete the call and display an error message.
   1335      *
   1336      * To display a message to the user when call forwarding fails for 3gpp MMI codes while roaming,
   1337      * use the {@link #KEY_SUPPORT_3GPP_CALL_FORWARDING_WHILE_ROAMING_BOOL} option instead.
   1338      */
   1339     public static final String KEY_CALL_FORWARDING_BLOCKS_WHILE_ROAMING_STRING_ARRAY =
   1340             "call_forwarding_blocks_while_roaming_string_array";
   1341 
   1342     /**
   1343      * The day of the month (1-31) on which the data cycle rolls over.
   1344      * <p>
   1345      * If the current month does not have this day, the cycle will roll over at the start of the
   1346      * next month.
   1347      * <p>
   1348      * This setting may be still overridden by explicit user choice. By default, the platform value
   1349      * will be used.
   1350      */
   1351     public static final String KEY_MONTHLY_DATA_CYCLE_DAY_INT =
   1352             "monthly_data_cycle_day_int";
   1353 
   1354     /**
   1355      * When {@link #KEY_MONTHLY_DATA_CYCLE_DAY_INT}, {@link #KEY_DATA_LIMIT_THRESHOLD_BYTES_LONG},
   1356      * or {@link #KEY_DATA_WARNING_THRESHOLD_BYTES_LONG} are set to this value, the platform default
   1357      * value will be used for that key.
   1358      *
   1359      * @hide
   1360      */
   1361     public static final int DATA_CYCLE_USE_PLATFORM_DEFAULT = -1;
   1362 
   1363     /**
   1364      * Flag indicating that a data cycle threshold should be disabled.
   1365      * <p>
   1366      * If {@link #KEY_DATA_WARNING_THRESHOLD_BYTES_LONG} is set to this value, the platform's
   1367      * default data warning, if one exists, will be disabled. A user selected data warning will not
   1368      * be overridden.
   1369      * <p>
   1370      * If {@link #KEY_DATA_LIMIT_THRESHOLD_BYTES_LONG} is set to this value, the platform's
   1371      * default data limit, if one exists, will be disabled. A user selected data limit will not be
   1372      * overridden.
   1373      */
   1374     public static final int DATA_CYCLE_THRESHOLD_DISABLED = -2;
   1375 
   1376     /**
   1377      * Controls the data usage warning.
   1378      * <p>
   1379      * If the user uses more than this amount of data in their billing cycle, as defined by
   1380      * {@link #KEY_MONTHLY_DATA_CYCLE_DAY_INT}, the user will be alerted about the usage.
   1381      * If the value is set to {@link #DATA_CYCLE_THRESHOLD_DISABLED}, the data usage warning will
   1382      * be disabled.
   1383      * <p>
   1384      * This setting may be overridden by explicit user choice. By default, the platform value
   1385      * will be used.
   1386      */
   1387     public static final String KEY_DATA_WARNING_THRESHOLD_BYTES_LONG =
   1388             "data_warning_threshold_bytes_long";
   1389 
   1390     /**
   1391      * Controls the cellular data limit.
   1392      * <p>
   1393      * If the user uses more than this amount of data in their billing cycle, as defined by
   1394      * {@link #KEY_MONTHLY_DATA_CYCLE_DAY_INT}, cellular data will be turned off by the user's
   1395      * phone. If the value is set to {@link #DATA_CYCLE_THRESHOLD_DISABLED}, the data limit will be
   1396      * disabled.
   1397      * <p>
   1398      * This setting may be overridden by explicit user choice. By default, the platform value
   1399      * will be used.
   1400      */
   1401     public static final String KEY_DATA_LIMIT_THRESHOLD_BYTES_LONG =
   1402             "data_limit_threshold_bytes_long";
   1403 
   1404     /**
   1405      * Offset to be reduced from rsrp threshold while calculating signal strength level.
   1406      * @hide
   1407      */
   1408     public static final String KEY_LTE_EARFCNS_RSRP_BOOST_INT = "lte_earfcns_rsrp_boost_int";
   1409 
   1410     /**
   1411      * List of EARFCN (E-UTRA Absolute Radio Frequency Channel Number,
   1412      * Reference: 3GPP TS 36.104 5.4.3) inclusive ranges on which lte_rsrp_boost_int
   1413      * will be applied. Format of the String array is expected to be {"erafcn1_start-earfcn1_end",
   1414      * "earfcn2_start-earfcn2_end" ... }
   1415      * @hide
   1416      */
   1417     public static final String KEY_BOOSTED_LTE_EARFCNS_STRING_ARRAY =
   1418             "boosted_lte_earfcns_string_array";
   1419 
   1420     /**
   1421      * Key identifying if voice call barring notification is required to be shown to the user.
   1422      * @hide
   1423      */
   1424     public static final String KEY_DISABLE_VOICE_BARRING_NOTIFICATION_BOOL =
   1425             "disable_voice_barring_notification_bool";
   1426 
   1427     /** The default value for every variable. */
   1428     private final static PersistableBundle sDefaults;
   1429 
   1430     static {
   1431         sDefaults = new PersistableBundle();
   1432         sDefaults.putBoolean(KEY_ALLOW_HOLD_IN_IMS_CALL_BOOL, true);
   1433         sDefaults.putBoolean(KEY_ADDITIONAL_CALL_SETTING_BOOL, true);
   1434         sDefaults.putBoolean(KEY_ALLOW_EMERGENCY_NUMBERS_IN_CALL_LOG_BOOL, false);
   1435         sDefaults.putBoolean(KEY_ALLOW_LOCAL_DTMF_TONES_BOOL, true);
   1436         sDefaults.putBoolean(KEY_APN_EXPAND_BOOL, true);
   1437         sDefaults.putBoolean(KEY_AUTO_RETRY_ENABLED_BOOL, false);
   1438         sDefaults.putBoolean(KEY_CARRIER_SETTINGS_ENABLE_BOOL, false);
   1439         sDefaults.putBoolean(KEY_CARRIER_VOLTE_AVAILABLE_BOOL, false);
   1440         sDefaults.putBoolean(KEY_CARRIER_VT_AVAILABLE_BOOL, false);
   1441         sDefaults.putBoolean(KEY_NOTIFY_HANDOVER_VIDEO_FROM_WIFI_TO_LTE_BOOL, false);
   1442         sDefaults.putBoolean(KEY_SUPPORT_DOWNGRADE_VT_TO_AUDIO_BOOL, true);
   1443         sDefaults.putString(KEY_DEFAULT_VM_NUMBER_STRING, "");
   1444         sDefaults.putBoolean(KEY_IGNORE_DATA_ENABLED_CHANGED_FOR_VIDEO_CALLS, false);
   1445         sDefaults.putBoolean(KEY_CARRIER_WFC_IMS_AVAILABLE_BOOL, false);
   1446         sDefaults.putBoolean(KEY_CARRIER_WFC_SUPPORTS_WIFI_ONLY_BOOL, false);
   1447         sDefaults.putBoolean(KEY_CARRIER_DEFAULT_WFC_IMS_ENABLED_BOOL, false);
   1448         sDefaults.putBoolean(KEY_CARRIER_DEFAULT_WFC_IMS_ROAMING_ENABLED_BOOL, false);
   1449         sDefaults.putBoolean(KEY_CARRIER_PROMOTE_WFC_ON_CALL_FAIL_BOOL, false);
   1450         sDefaults.putInt(KEY_CARRIER_DEFAULT_WFC_IMS_MODE_INT, 2);
   1451         sDefaults.putInt(KEY_CARRIER_DEFAULT_WFC_IMS_ROAMING_MODE_INT, 2);
   1452         sDefaults.putBoolean(KEY_CARRIER_FORCE_DISABLE_ETWS_CMAS_TEST_BOOL, false);
   1453         sDefaults.putBoolean(KEY_CARRIER_VOLTE_PROVISIONING_REQUIRED_BOOL, false);
   1454         sDefaults.putBoolean(KEY_CARRIER_VOLTE_OVERRIDE_WFC_PROVISIONING_BOOL, false);
   1455         sDefaults.putBoolean(KEY_CARRIER_VOLTE_TTY_SUPPORTED_BOOL, true);
   1456         sDefaults.putBoolean(KEY_CARRIER_ALLOW_TURNOFF_IMS_BOOL, true);
   1457         sDefaults.putBoolean(KEY_CARRIER_IMS_GBA_REQUIRED_BOOL, false);
   1458         sDefaults.putBoolean(KEY_CARRIER_INSTANT_LETTERING_AVAILABLE_BOOL, false);
   1459         sDefaults.putBoolean(KEY_CARRIER_USE_IMS_FIRST_FOR_EMERGENCY_BOOL, true);
   1460         sDefaults.putString(KEY_CARRIER_INSTANT_LETTERING_INVALID_CHARS_STRING, "");
   1461         sDefaults.putString(KEY_CARRIER_INSTANT_LETTERING_ESCAPED_CHARS_STRING, "");
   1462         sDefaults.putString(KEY_CARRIER_INSTANT_LETTERING_ENCODING_STRING, "");
   1463         sDefaults.putInt(KEY_CARRIER_INSTANT_LETTERING_LENGTH_LIMIT_INT, 64);
   1464         sDefaults.putBoolean(KEY_DISABLE_CDMA_ACTIVATION_CODE_BOOL, false);
   1465         sDefaults.putBoolean(KEY_DTMF_TYPE_ENABLED_BOOL, false);
   1466         sDefaults.putBoolean(KEY_ENABLE_DIALER_KEY_VIBRATION_BOOL, true);
   1467         sDefaults.putBoolean(KEY_HAS_IN_CALL_NOISE_SUPPRESSION_BOOL, false);
   1468         sDefaults.putBoolean(KEY_HIDE_CARRIER_NETWORK_SETTINGS_BOOL, false);
   1469         sDefaults.putBoolean(KEY_SIMPLIFIED_NETWORK_SETTINGS_BOOL, false);
   1470         sDefaults.putBoolean(KEY_HIDE_SIM_LOCK_SETTINGS_BOOL, false);
   1471 
   1472         sDefaults.putBoolean(KEY_CARRIER_VOLTE_PROVISIONED_BOOL, false);
   1473         sDefaults.putBoolean(KEY_IGNORE_SIM_NETWORK_LOCKED_EVENTS_BOOL, false);
   1474         sDefaults.putBoolean(KEY_MDN_IS_ADDITIONAL_VOICEMAIL_NUMBER_BOOL, false);
   1475         sDefaults.putBoolean(KEY_OPERATOR_SELECTION_EXPAND_BOOL, true);
   1476         sDefaults.putBoolean(KEY_PREFER_2G_BOOL, true);
   1477         sDefaults.putBoolean(KEY_SHOW_APN_SETTING_CDMA_BOOL, false);
   1478         sDefaults.putBoolean(KEY_SHOW_CDMA_CHOICES_BOOL, false);
   1479         sDefaults.putBoolean(KEY_SMS_REQUIRES_DESTINATION_NUMBER_CONVERSION_BOOL, false);
   1480         sDefaults.putBoolean(KEY_SHOW_ONSCREEN_DIAL_BUTTON_BOOL, true);
   1481         sDefaults.putBoolean(KEY_SIM_NETWORK_UNLOCK_ALLOW_DISMISS_BOOL, true);
   1482         sDefaults.putBoolean(KEY_SUPPORT_PAUSE_IMS_VIDEO_CALLS_BOOL, false);
   1483         sDefaults.putBoolean(KEY_SUPPORT_SWAP_AFTER_MERGE_BOOL, true);
   1484         sDefaults.putBoolean(KEY_USE_HFA_FOR_PROVISIONING_BOOL, false);
   1485         sDefaults.putBoolean(KEY_EDITABLE_VOICEMAIL_NUMBER_BOOL, false);
   1486         sDefaults.putBoolean(KEY_USE_OTASP_FOR_PROVISIONING_BOOL, false);
   1487         sDefaults.putBoolean(KEY_VOICEMAIL_NOTIFICATION_PERSISTENT_BOOL, false);
   1488         sDefaults.putBoolean(KEY_VOICE_PRIVACY_DISABLE_UI_BOOL, false);
   1489         sDefaults.putBoolean(KEY_WORLD_PHONE_BOOL, false);
   1490         sDefaults.putBoolean(KEY_REQUIRE_ENTITLEMENT_CHECKS_BOOL, true);
   1491         sDefaults.putBoolean(KEY_RESTART_RADIO_ON_PDP_FAIL_REGULAR_DEACTIVATION_BOOL, false);
   1492         sDefaults.putInt(KEY_VOLTE_REPLACEMENT_RAT_INT, 0);
   1493         sDefaults.putString(KEY_DEFAULT_SIM_CALL_MANAGER_STRING, "");
   1494         sDefaults.putString(KEY_VVM_DESTINATION_NUMBER_STRING, "");
   1495         sDefaults.putInt(KEY_VVM_PORT_NUMBER_INT, 0);
   1496         sDefaults.putString(KEY_VVM_TYPE_STRING, "");
   1497         sDefaults.putBoolean(KEY_VVM_CELLULAR_DATA_REQUIRED_BOOL, false);
   1498         sDefaults.putString(KEY_VVM_CLIENT_PREFIX_STRING,"//VVM");
   1499         sDefaults.putBoolean(KEY_VVM_SSL_ENABLED_BOOL,false);
   1500         sDefaults.putStringArray(KEY_VVM_DISABLED_CAPABILITIES_STRING_ARRAY, null);
   1501         sDefaults.putBoolean(KEY_VVM_LEGACY_MODE_ENABLED_BOOL,false);
   1502         sDefaults.putBoolean(KEY_VVM_PREFETCH_BOOL, true);
   1503         sDefaults.putString(KEY_CARRIER_VVM_PACKAGE_NAME_STRING, "");
   1504         sDefaults.putStringArray(KEY_CARRIER_VVM_PACKAGE_NAME_STRING_ARRAY, null);
   1505         sDefaults.putBoolean(KEY_SHOW_ICCID_IN_SIM_STATUS_BOOL, false);
   1506         sDefaults.putBoolean(KEY_CI_ACTION_ON_SYS_UPDATE_BOOL, false);
   1507         sDefaults.putString(KEY_CI_ACTION_ON_SYS_UPDATE_INTENT_STRING, "");
   1508         sDefaults.putString(KEY_CI_ACTION_ON_SYS_UPDATE_EXTRA_STRING, "");
   1509         sDefaults.putString(KEY_CI_ACTION_ON_SYS_UPDATE_EXTRA_VAL_STRING, "");
   1510         sDefaults.putBoolean(KEY_CSP_ENABLED_BOOL, false);
   1511         sDefaults.putBoolean(KEY_ALLOW_ADDING_APNS_BOOL, true);
   1512         sDefaults.putStringArray(KEY_READ_ONLY_APN_TYPES_STRING_ARRAY, null);
   1513         sDefaults.putStringArray(KEY_READ_ONLY_APN_FIELDS_STRING_ARRAY, null);
   1514         sDefaults.putBoolean(KEY_BROADCAST_EMERGENCY_CALL_STATE_CHANGES_BOOL, false);
   1515         sDefaults.putBoolean(KEY_ALWAYS_SHOW_EMERGENCY_ALERT_ONOFF_BOOL, false);
   1516         sDefaults.putBoolean(KEY_DISABLE_SEVERE_WHEN_EXTREME_DISABLED_BOOL, true);
   1517         sDefaults.putLong(KEY_MESSAGE_EXPIRATION_TIME_LONG, 86400000L);
   1518         sDefaults.putStringArray(KEY_CARRIER_DATA_CALL_RETRY_CONFIG_STRINGS, new String[]{
   1519                 "default:default_randomization=2000,5000,10000,20000,40000,80000:5000,160000:5000,"
   1520                         + "320000:5000,640000:5000,1280000:5000,1800000:5000",
   1521                 "mms:default_randomization=2000,5000,10000,20000,40000,80000:5000,160000:5000,"
   1522                         + "320000:5000,640000:5000,1280000:5000,1800000:5000",
   1523                 "others:max_retries=3, 5000, 5000, 5000"});
   1524         sDefaults.putLong(KEY_CARRIER_DATA_CALL_APN_DELAY_DEFAULT_LONG, 20000);
   1525         sDefaults.putLong(KEY_CARRIER_DATA_CALL_APN_DELAY_FASTER_LONG, 3000);
   1526         sDefaults.putString(KEY_CARRIER_ERI_FILE_NAME_STRING, "eri.xml");
   1527         sDefaults.putInt(KEY_DURATION_BLOCKING_DISABLED_AFTER_EMERGENCY_INT, 7200);
   1528         sDefaults.putStringArray(KEY_CARRIER_METERED_APN_TYPES_STRINGS,
   1529                 new String[]{"default", "mms", "dun", "supl"});
   1530         sDefaults.putStringArray(KEY_CARRIER_METERED_ROAMING_APN_TYPES_STRINGS,
   1531                 new String[]{"default", "mms", "dun", "supl"});
   1532 
   1533         sDefaults.putIntArray(KEY_ONLY_SINGLE_DC_ALLOWED_INT_ARRAY,
   1534                 new int[]{
   1535                     4, /* IS95A */
   1536                     5, /* IS95B */
   1537                     6, /* 1xRTT */
   1538                     7, /* EVDO_0 */
   1539                     8, /* EVDO_A */
   1540                     12 /* EVDO_B */
   1541                 });
   1542         sDefaults.putStringArray(KEY_GSM_ROAMING_NETWORKS_STRING_ARRAY, null);
   1543         sDefaults.putStringArray(KEY_GSM_NONROAMING_NETWORKS_STRING_ARRAY, null);
   1544         sDefaults.putString(KEY_CONFIG_IMS_PACKAGE_OVERRIDE_STRING, null);
   1545         sDefaults.putStringArray(KEY_CDMA_ROAMING_NETWORKS_STRING_ARRAY, null);
   1546         sDefaults.putStringArray(KEY_CDMA_NONROAMING_NETWORKS_STRING_ARRAY, null);
   1547         sDefaults.putStringArray(KEY_DIAL_STRING_REPLACE_STRING_ARRAY, null);
   1548         sDefaults.putBoolean(KEY_FORCE_HOME_NETWORK_BOOL, false);
   1549         sDefaults.putInt(KEY_GSM_DTMF_TONE_DELAY_INT, 0);
   1550         sDefaults.putInt(KEY_IMS_DTMF_TONE_DELAY_INT, 0);
   1551         sDefaults.putInt(KEY_CDMA_DTMF_TONE_DELAY_INT, 100);
   1552         sDefaults.putInt(KEY_CDMA_3WAYCALL_FLASH_DELAY_INT , 0);
   1553         sDefaults.putBoolean(KEY_SUPPORT_CONFERENCE_CALL_BOOL, true);
   1554         sDefaults.putBoolean(KEY_SUPPORT_VIDEO_CONFERENCE_CALL_BOOL, false);
   1555         sDefaults.putBoolean(KEY_IS_IMS_CONFERENCE_SIZE_ENFORCED_BOOL, false);
   1556         sDefaults.putInt(KEY_IMS_CONFERENCE_SIZE_LIMIT_INT, 5);
   1557         sDefaults.putBoolean(KEY_DISPLAY_HD_AUDIO_PROPERTY_BOOL, true);
   1558         sDefaults.putBoolean(KEY_EDITABLE_ENHANCED_4G_LTE_BOOL, true);
   1559         sDefaults.putBoolean(KEY_HIDE_ENHANCED_4G_LTE_BOOL, false);
   1560         sDefaults.putBoolean(KEY_HIDE_IMS_APN_BOOL, false);
   1561         sDefaults.putBoolean(KEY_HIDE_PREFERRED_NETWORK_TYPE_BOOL, false);
   1562         sDefaults.putBoolean(KEY_ALLOW_EMERGENCY_VIDEO_CALLS_BOOL, false);
   1563         sDefaults.putBoolean(KEY_EDITABLE_WFC_MODE_BOOL, true);
   1564         sDefaults.putStringArray(KEY_WFC_OPERATOR_ERROR_CODES_STRING_ARRAY, null);
   1565         sDefaults.putInt(KEY_WFC_SPN_FORMAT_IDX_INT, 0);
   1566         sDefaults.putInt(KEY_WFC_DATA_SPN_FORMAT_IDX_INT, 0);
   1567         sDefaults.putString(KEY_WFC_EMERGENCY_ADDRESS_CARRIER_APP_STRING, "");
   1568         sDefaults.putBoolean(KEY_CONFIG_WIFI_DISABLE_IN_ECBM, false);
   1569         sDefaults.putBoolean(KEY_CARRIER_NAME_OVERRIDE_BOOL, false);
   1570         sDefaults.putString(KEY_CARRIER_NAME_STRING, "");
   1571         sDefaults.putBoolean(KEY_SUPPORT_DIRECT_FDN_DIALING_BOOL, false);
   1572 
   1573         // MMS defaults
   1574         sDefaults.putBoolean(KEY_MMS_ALIAS_ENABLED_BOOL, false);
   1575         sDefaults.putBoolean(KEY_MMS_ALLOW_ATTACH_AUDIO_BOOL, true);
   1576         sDefaults.putBoolean(KEY_MMS_APPEND_TRANSACTION_ID_BOOL, false);
   1577         sDefaults.putBoolean(KEY_MMS_GROUP_MMS_ENABLED_BOOL, true);
   1578         sDefaults.putBoolean(KEY_MMS_MMS_DELIVERY_REPORT_ENABLED_BOOL, false);
   1579         sDefaults.putBoolean(KEY_MMS_MMS_ENABLED_BOOL, true);
   1580         sDefaults.putBoolean(KEY_MMS_MMS_READ_REPORT_ENABLED_BOOL, false);
   1581         sDefaults.putBoolean(KEY_MMS_MULTIPART_SMS_ENABLED_BOOL, true);
   1582         sDefaults.putBoolean(KEY_MMS_NOTIFY_WAP_MMSC_ENABLED_BOOL, false);
   1583         sDefaults.putBoolean(KEY_MMS_SEND_MULTIPART_SMS_AS_SEPARATE_MESSAGES_BOOL, false);
   1584         sDefaults.putBoolean(KEY_MMS_SHOW_CELL_BROADCAST_APP_LINKS_BOOL, true);
   1585         sDefaults.putBoolean(KEY_MMS_SMS_DELIVERY_REPORT_ENABLED_BOOL, true);
   1586         sDefaults.putBoolean(KEY_MMS_SUPPORT_HTTP_CHARSET_HEADER_BOOL, false);
   1587         sDefaults.putBoolean(KEY_MMS_SUPPORT_MMS_CONTENT_DISPOSITION_BOOL, true);
   1588         sDefaults.putBoolean(KEY_MMS_CLOSE_CONNECTION_BOOL, false);
   1589         sDefaults.putInt(KEY_MMS_ALIAS_MAX_CHARS_INT, 48);
   1590         sDefaults.putInt(KEY_MMS_ALIAS_MIN_CHARS_INT, 2);
   1591         sDefaults.putInt(KEY_MMS_HTTP_SOCKET_TIMEOUT_INT, 60 * 1000);
   1592         sDefaults.putInt(KEY_MMS_MAX_IMAGE_HEIGHT_INT, 480);
   1593         sDefaults.putInt(KEY_MMS_MAX_IMAGE_WIDTH_INT, 640);
   1594         sDefaults.putInt(KEY_MMS_MAX_MESSAGE_SIZE_INT, 300 * 1024);
   1595         sDefaults.putInt(KEY_MMS_MESSAGE_TEXT_MAX_SIZE_INT, -1);
   1596         sDefaults.putInt(KEY_MMS_RECIPIENT_LIMIT_INT, Integer.MAX_VALUE);
   1597         sDefaults.putInt(KEY_MMS_SMS_TO_MMS_TEXT_LENGTH_THRESHOLD_INT, -1);
   1598         sDefaults.putInt(KEY_MMS_SMS_TO_MMS_TEXT_THRESHOLD_INT, -1);
   1599         sDefaults.putInt(KEY_MMS_SUBJECT_MAX_LENGTH_INT, 40);
   1600         sDefaults.putString(KEY_MMS_EMAIL_GATEWAY_NUMBER_STRING, "");
   1601         sDefaults.putString(KEY_MMS_HTTP_PARAMS_STRING, "");
   1602         sDefaults.putString(KEY_MMS_NAI_SUFFIX_STRING, "");
   1603         sDefaults.putString(KEY_MMS_UA_PROF_TAG_NAME_STRING, "x-wap-profile");
   1604         sDefaults.putString(KEY_MMS_UA_PROF_URL_STRING, "");
   1605         sDefaults.putString(KEY_MMS_USER_AGENT_STRING, "");
   1606         sDefaults.putBoolean(KEY_ALLOW_NON_EMERGENCY_CALLS_IN_ECM_BOOL, true);
   1607         sDefaults.putBoolean(KEY_USE_RCS_PRESENCE_BOOL, false);
   1608         sDefaults.putBoolean(KEY_FORCE_IMEI_BOOL, false);
   1609         sDefaults.putInt(KEY_CDMA_ROAMING_MODE_INT, CDMA_ROAMING_MODE_RADIO_DEFAULT);
   1610         sDefaults.putString(KEY_RCS_CONFIG_SERVER_URL_STRING, "");
   1611 
   1612         // Carrier Signalling Receivers
   1613         sDefaults.putString(KEY_CARRIER_SETUP_APP_STRING, "");
   1614         sDefaults.putStringArray(KEY_CARRIER_APP_WAKE_SIGNAL_CONFIG_STRING_ARRAY,
   1615                 new String[]{
   1616                         "com.android.carrierdefaultapp/.CarrierDefaultBroadcastReceiver:" +
   1617                                 "com.android.internal.telephony.CARRIER_SIGNAL_REDIRECTED," +
   1618                                 "com.android.internal.telephony.CARRIER_SIGNAL_RESET"
   1619                 });
   1620         sDefaults.putStringArray(KEY_CARRIER_APP_NO_WAKE_SIGNAL_CONFIG_STRING_ARRAY, null);
   1621 
   1622 
   1623         // Default carrier app configurations
   1624         sDefaults.putStringArray(KEY_CARRIER_DEFAULT_ACTIONS_ON_REDIRECTION_STRING_ARRAY,
   1625                 new String[]{
   1626                         "4, 1"
   1627                         //4: CARRIER_ACTION_DISABLE_METERED_APNS
   1628                         //1: CARRIER_ACTION_SHOW_PORTAL_NOTIFICATION
   1629                 });
   1630         sDefaults.putStringArray(KEY_CARRIER_DEFAULT_ACTIONS_ON_RESET, new String[]{
   1631                 "6" //6: CARRIER_ACTION_CANCEL_ALL_NOTIFICATIONS
   1632                 });
   1633         sDefaults.putStringArray(KEY_CARRIER_DEFAULT_REDIRECTION_URL_STRING_ARRAY, null);
   1634 
   1635         sDefaults.putInt(KEY_MONTHLY_DATA_CYCLE_DAY_INT, DATA_CYCLE_USE_PLATFORM_DEFAULT);
   1636         sDefaults.putLong(KEY_DATA_WARNING_THRESHOLD_BYTES_LONG, DATA_CYCLE_USE_PLATFORM_DEFAULT);
   1637         sDefaults.putLong(KEY_DATA_LIMIT_THRESHOLD_BYTES_LONG, DATA_CYCLE_USE_PLATFORM_DEFAULT);
   1638 
   1639         // Rat families: {GPRS, EDGE}, {EVDO, EVDO_A, EVDO_B}, {UMTS, HSPA, HSDPA, HSUPA, HSPAP},
   1640         // {LTE, LTE_CA}
   1641         // Order is important - lowest precidence first
   1642         sDefaults.putStringArray(KEY_RATCHET_RAT_FAMILIES,
   1643                 new String[]{"1,2","7,8,12","3,11,9,10,15","14,19"});
   1644         sDefaults.putBoolean(KEY_TREAT_DOWNGRADED_VIDEO_CALLS_AS_VIDEO_CALLS_BOOL, false);
   1645         sDefaults.putBoolean(KEY_DROP_VIDEO_CALL_WHEN_ANSWERING_AUDIO_CALL_BOOL, false);
   1646         sDefaults.putBoolean(KEY_ALLOW_MERGE_WIFI_CALLS_WHEN_VOWIFI_OFF_BOOL, true);
   1647         sDefaults.putBoolean(KEY_ALLOW_ADD_CALL_DURING_VIDEO_CALL_BOOL, true);
   1648         sDefaults.putBoolean(KEY_WIFI_CALLS_CAN_BE_HD_AUDIO, true);
   1649         sDefaults.putBoolean(KEY_VIDEO_CALLS_CAN_BE_HD_AUDIO, true);
   1650 
   1651         sDefaults.putStringArray(KEY_IMS_REASONINFO_MAPPING_STRING_ARRAY, null);
   1652         sDefaults.putBoolean(KEY_ENHANCED_4G_LTE_TITLE_VARIANT_BOOL, false);
   1653         sDefaults.putBoolean(KEY_NOTIFY_VT_HANDOVER_TO_WIFI_FAILURE_BOOL, false);
   1654         sDefaults.putStringArray(KEY_FILTERED_CNAP_NAMES_STRING_ARRAY, null);
   1655         sDefaults.putBoolean(KEY_EDITABLE_WFC_ROAMING_MODE_BOOL, false);
   1656         sDefaults.putBoolean(KEY_STK_DISABLE_LAUNCH_BROWSER_BOOL, false);
   1657         sDefaults.putBoolean(KEY_PERSIST_LPP_MODE_BOOL, false);
   1658         sDefaults.putStringArray(KEY_CARRIER_WIFI_STRING_ARRAY, null);
   1659         sDefaults.putInt(KEY_PREF_NETWORK_NOTIFICATION_DELAY_INT, -1);
   1660         sDefaults.putBoolean(KEY_ALLOW_USSD_REQUESTS_VIA_TELEPHONY_MANAGER_BOOL, true);
   1661         sDefaults.putBoolean(KEY_SUPPORT_3GPP_CALL_FORWARDING_WHILE_ROAMING_BOOL, true);
   1662         sDefaults.putBoolean(KEY_NOTIFY_INTERNATIONAL_CALL_ON_WFC_BOOL, false);
   1663         sDefaults.putBoolean(KEY_EDITABLE_TETHER_APN_BOOL, false);
   1664         sDefaults.putStringArray(KEY_CALL_FORWARDING_BLOCKS_WHILE_ROAMING_STRING_ARRAY,
   1665                 null);
   1666         sDefaults.putInt(KEY_LTE_EARFCNS_RSRP_BOOST_INT, 0);
   1667         sDefaults.putStringArray(KEY_BOOSTED_LTE_EARFCNS_STRING_ARRAY, null);
   1668         sDefaults.putBoolean(KEY_DISABLE_VOICE_BARRING_NOTIFICATION_BOOL, false);
   1669     }
   1670 
   1671     /**
   1672      * Gets the configuration values for a particular subscription, which is associated with a
   1673      * specific SIM card. If an invalid subId is used, the returned config will contain default
   1674      * values.
   1675      *
   1676      * <p>Requires Permission:
   1677      * {@link android.Manifest.permission#READ_PHONE_STATE READ_PHONE_STATE}
   1678      *
   1679      * @param subId the subscription ID, normally obtained from {@link SubscriptionManager}.
   1680      * @return A {@link PersistableBundle} containing the config for the given subId, or default
   1681      *         values for an invalid subId.
   1682      */
   1683     @Nullable
   1684     public PersistableBundle getConfigForSubId(int subId) {
   1685         try {
   1686             ICarrierConfigLoader loader = getICarrierConfigLoader();
   1687             if (loader == null) {
   1688                 Rlog.w(TAG, "Error getting config for subId " + subId
   1689                         + " ICarrierConfigLoader is null");
   1690                 return null;
   1691             }
   1692             return loader.getConfigForSubId(subId);
   1693         } catch (RemoteException ex) {
   1694             Rlog.e(TAG, "Error getting config for subId " + subId + ": "
   1695                     + ex.toString());
   1696         }
   1697         return null;
   1698     }
   1699 
   1700     /**
   1701      * Gets the configuration values for the default subscription.
   1702      *
   1703      * <p>Requires Permission:
   1704      * {@link android.Manifest.permission#READ_PHONE_STATE READ_PHONE_STATE}
   1705      *
   1706      * @see #getConfigForSubId
   1707      */
   1708     @Nullable
   1709     public PersistableBundle getConfig() {
   1710         return getConfigForSubId(SubscriptionManager.getDefaultSubscriptionId());
   1711     }
   1712 
   1713     /**
   1714      * Calling this method triggers telephony services to fetch the current carrier configuration.
   1715      * <p>
   1716      * Normally this does not need to be called because the platform reloads config on its own.
   1717      * This should be called by a carrier service app if it wants to update config at an arbitrary
   1718      * moment.
   1719      * </p>
   1720      * <p>Requires that the calling app has carrier privileges.
   1721      * <p>
   1722      * This method returns before the reload has completed, and
   1723      * {@link android.service.carrier.CarrierService#onLoadConfig} will be called from an
   1724      * arbitrary thread.
   1725      * </p>
   1726      * @see #hasCarrierPrivileges
   1727      */
   1728     public void notifyConfigChangedForSubId(int subId) {
   1729         try {
   1730             ICarrierConfigLoader loader = getICarrierConfigLoader();
   1731             if (loader == null) {
   1732                 Rlog.w(TAG, "Error reloading config for subId=" + subId
   1733                         + " ICarrierConfigLoader is null");
   1734                 return;
   1735             }
   1736             loader.notifyConfigChangedForSubId(subId);
   1737         } catch (RemoteException ex) {
   1738             Rlog.e(TAG, "Error reloading config for subId=" + subId + ": " + ex.toString());
   1739         }
   1740     }
   1741 
   1742     /**
   1743      * Request the carrier config loader to update the cofig for phoneId.
   1744      * <p>
   1745      * Depending on simState, the config may be cleared or loaded from config app. This is only used
   1746      * by SubscriptionInfoUpdater.
   1747      * </p>
   1748      *
   1749      * @hide
   1750      */
   1751     @SystemApi
   1752     @RequiresPermission(android.Manifest.permission.MODIFY_PHONE_STATE)
   1753     public void updateConfigForPhoneId(int phoneId, String simState) {
   1754         try {
   1755             ICarrierConfigLoader loader = getICarrierConfigLoader();
   1756             if (loader == null) {
   1757                 Rlog.w(TAG, "Error updating config for phoneId=" + phoneId
   1758                         + " ICarrierConfigLoader is null");
   1759                 return;
   1760             }
   1761             loader.updateConfigForPhoneId(phoneId, simState);
   1762         } catch (RemoteException ex) {
   1763             Rlog.e(TAG, "Error updating config for phoneId=" + phoneId + ": " + ex.toString());
   1764         }
   1765     }
   1766 
   1767     /**
   1768      * Returns a new bundle with the default value for every supported configuration variable.
   1769      *
   1770      * @hide
   1771      */
   1772     @NonNull
   1773     @SystemApi
   1774     @SuppressLint("Doclava125")
   1775     public static PersistableBundle getDefaultConfig() {
   1776         return new PersistableBundle(sDefaults);
   1777     }
   1778 
   1779     /** @hide */
   1780     @Nullable
   1781     private ICarrierConfigLoader getICarrierConfigLoader() {
   1782         return ICarrierConfigLoader.Stub
   1783                 .asInterface(ServiceManager.getService(Context.CARRIER_CONFIG_SERVICE));
   1784     }
   1785 }
   1786