CarrierConfigManager.java revision 2b22ae3b8723e951ee2ba4031d5753c7bed10eb0
1/*
2 * Copyright (C) 2015 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package android.telephony;
18
19import android.annotation.NonNull;
20import android.annotation.Nullable;
21import android.annotation.SystemApi;
22import android.content.Context;
23import android.os.PersistableBundle;
24import android.os.RemoteException;
25import android.os.ServiceManager;
26
27import com.android.ims.ImsReasonInfo;
28import com.android.internal.telephony.ICarrierConfigLoader;
29
30/**
31 * Provides access to telephony configuration values that are carrier-specific.
32 * <p>
33 * Users should obtain an instance of this class by calling
34 * {@code mContext.getSystemService(Context.CARRIER_CONFIG_SERVICE);}
35 * </p>
36 *
37 * @see Context#getSystemService
38 * @see Context#CARRIER_CONFIG_SERVICE
39 */
40public class CarrierConfigManager {
41    private final static String TAG = "CarrierConfigManager";
42
43    /**
44     * @hide
45     */
46    public CarrierConfigManager() {
47    }
48
49    /**
50     * This intent is broadcast by the system when carrier config changes.
51     */
52    public static final String
53            ACTION_CARRIER_CONFIG_CHANGED = "android.telephony.action.CARRIER_CONFIG_CHANGED";
54
55    // Below are the keys used in carrier config bundles. To add a new variable, define the key and
56    // give it a default value in sDefaults. If you need to ship a per-network override in the
57    // system image, that can be added in packages/apps/CarrierConfig.
58
59    /**
60     * Flag indicating whether the Phone app should ignore EVENT_SIM_NETWORK_LOCKED
61     * events from the Sim.
62     * If true, this will prevent the IccNetworkDepersonalizationPanel from being shown, and
63     * effectively disable the "Sim network lock" feature.
64     */
65    public static final String
66            KEY_IGNORE_SIM_NETWORK_LOCKED_EVENTS_BOOL = "ignore_sim_network_locked_events_bool";
67
68    /**
69     * Flag indicating whether the Phone app should provide a "Dismiss" button on the SIM network
70     * unlock screen. The default value is true. If set to false, there will be *no way* to dismiss
71     * the SIM network unlock screen if you don't enter the correct unlock code. (One important
72     * consequence: there will be no way to make an Emergency Call if your SIM is network-locked and
73     * you don't know the PIN.)
74     */
75    public static final String
76            KEY_SIM_NETWORK_UNLOCK_ALLOW_DISMISS_BOOL = "sim_network_unlock_allow_dismiss_bool";
77
78    /** Flag indicating if the phone is a world phone */
79    public static final String KEY_WORLD_PHONE_BOOL = "world_phone_bool";
80
81    /**
82     * Flag to require or skip entitlement checks.
83     * If true, entitlement checks will be executed if device has been configured for it,
84     * If false, entitlement checks will be skipped.
85     */
86    public static final String
87            KEY_REQUIRE_ENTITLEMENT_CHECKS_BOOL = "require_entitlement_checks_bool";
88
89    /**
90     * Flag indicating whether radio is to be restarted on error PDP_FAIL_REGULAR_DEACTIVATION
91     * This is false by default.
92     * @hide
93     */
94    public static final String
95            KEY_RESTART_RADIO_ON_PDP_FAIL_REGULAR_DEACTIVATION_BOOL =
96                    "restart_radio_on_pdp_fail_regular_deactivation_bool";
97
98    /**
99     * If true, enable vibration (haptic feedback) for key presses in the EmergencyDialer activity.
100     * The pattern is set on a per-platform basis using config_virtualKeyVibePattern. To be
101     * consistent with the regular Dialer, this value should agree with the corresponding values
102     * from config.xml under apps/Contacts.
103     */
104    public static final String
105            KEY_ENABLE_DIALER_KEY_VIBRATION_BOOL = "enable_dialer_key_vibration_bool";
106
107    /** Flag indicating if dtmf tone type is enabled */
108    public static final String KEY_DTMF_TYPE_ENABLED_BOOL = "dtmf_type_enabled_bool";
109
110    /** Flag indicating if auto retry is enabled */
111    public static final String KEY_AUTO_RETRY_ENABLED_BOOL = "auto_retry_enabled_bool";
112
113    /**
114     * Determine whether we want to play local DTMF tones in a call, or just let the radio/BP handle
115     * playing of the tones.
116     */
117    public static final String KEY_ALLOW_LOCAL_DTMF_TONES_BOOL = "allow_local_dtmf_tones_bool";
118
119    /**
120     * If true, show an onscreen "Dial" button in the dialer. In practice this is used on all
121     * platforms, even the ones with hard SEND/END keys, but for maximum flexibility it's controlled
122     * by a flag here (which can be overridden on a per-product basis.)
123     */
124    public static final String KEY_SHOW_ONSCREEN_DIAL_BUTTON_BOOL = "show_onscreen_dial_button_bool";
125
126    /** Determines if device implements a noise suppression device for in call audio. */
127    public static final String
128            KEY_HAS_IN_CALL_NOISE_SUPPRESSION_BOOL = "has_in_call_noise_suppression_bool";
129
130    /**
131     * Determines if the current device should allow emergency numbers to be logged in the Call Log.
132     * (Some carriers require that emergency calls *not* be logged, presumably to avoid the risk of
133     * accidental redialing from the call log UI. This is a good idea, so the default here is
134     * false.)
135     */
136    public static final String
137            KEY_ALLOW_EMERGENCY_NUMBERS_IN_CALL_LOG_BOOL = "allow_emergency_numbers_in_call_log_bool";
138
139    /** If true, removes the Voice Privacy option from Call Settings */
140    public static final String KEY_VOICE_PRIVACY_DISABLE_UI_BOOL = "voice_privacy_disable_ui_bool";
141
142    /** Control whether users can reach the carrier portions of Cellular Network Settings. */
143    public static final String
144            KEY_HIDE_CARRIER_NETWORK_SETTINGS_BOOL = "hide_carrier_network_settings_bool";
145
146    /**
147     * Control whether users receive a simplified network settings UI and improved network
148     * selection.
149     * @hide
150     */
151    public static final String
152            KEY_SIMPLIFIED_NETWORK_SETTINGS_BOOL = "simplified_network_settings_bool";
153
154    /** Control whether users can reach the SIM lock settings. */
155    public static final String
156            KEY_HIDE_SIM_LOCK_SETTINGS_BOOL = "hide_sim_lock_settings_bool";
157
158    /** Control whether users can edit APNs in Settings. */
159    public static final String KEY_APN_EXPAND_BOOL = "apn_expand_bool";
160
161    /** Control whether users can choose a network operator. */
162    public static final String KEY_OPERATOR_SELECTION_EXPAND_BOOL = "operator_selection_expand_bool";
163
164    /** Used in Cellular Network Settings for preferred network type. */
165    public static final String KEY_PREFER_2G_BOOL = "prefer_2g_bool";
166
167    /** Show cdma network mode choices 1x, 3G, global etc. */
168    public static final String KEY_SHOW_CDMA_CHOICES_BOOL = "show_cdma_choices_bool";
169
170    /** CDMA activation goes through HFA */
171    public static final String KEY_USE_HFA_FOR_PROVISIONING_BOOL = "use_hfa_for_provisioning_bool";
172
173    /**
174     * CDMA activation goes through OTASP.
175     * <p>
176     * TODO: This should be combined with config_use_hfa_for_provisioning and implemented as an enum
177     * (NONE, HFA, OTASP).
178     */
179    public static final String KEY_USE_OTASP_FOR_PROVISIONING_BOOL = "use_otasp_for_provisioning_bool";
180
181    /** Display carrier settings menu if true */
182    public static final String KEY_CARRIER_SETTINGS_ENABLE_BOOL = "carrier_settings_enable_bool";
183
184    /** Does not display additional call seting for IMS phone based on GSM Phone */
185    public static final String KEY_ADDITIONAL_CALL_SETTING_BOOL = "additional_call_setting_bool";
186
187    /** Show APN Settings for some CDMA carriers */
188    public static final String KEY_SHOW_APN_SETTING_CDMA_BOOL = "show_apn_setting_cdma_bool";
189
190    /** After a CDMA conference call is merged, the swap button should be displayed. */
191    public static final String KEY_SUPPORT_SWAP_AFTER_MERGE_BOOL = "support_swap_after_merge_bool";
192
193    /**
194     * Since the default voicemail number is empty, if a SIM card does not have a voicemail number
195     * available the user cannot use voicemail. This flag allows the user to edit the voicemail
196     * number in such cases, and is false by default.
197     * @hide
198     */
199    public static final String KEY_EDITABLE_VOICEMAIL_NUMBER_BOOL= "editable_voicemail_number_bool";
200
201    /**
202     * Determine whether the voicemail notification is persistent in the notification bar. If true,
203     * the voicemail notifications cannot be dismissed from the notification bar.
204     */
205    public static final String
206            KEY_VOICEMAIL_NOTIFICATION_PERSISTENT_BOOL = "voicemail_notification_persistent_bool";
207
208    /** For IMS video over LTE calls, determines whether video pause signalling is supported. */
209    public static final String
210            KEY_SUPPORT_PAUSE_IMS_VIDEO_CALLS_BOOL = "support_pause_ims_video_calls_bool";
211
212    /**
213     * Disables dialing "*228" (OTASP provisioning) on CDMA carriers where it is not supported or is
214     * potentially harmful by locking the SIM to 3G.
215     */
216    public static final String
217            KEY_DISABLE_CDMA_ACTIVATION_CODE_BOOL = "disable_cdma_activation_code_bool";
218
219    /**
220     * List of RIL radio technologies (See {@link ServiceState} {@code RIL_RADIO_TECHNOLOGY_*}
221     * constants) which support only a single data connection at a time. Some carriers do not
222     * support multiple pdp on UMTS.
223     */
224    public static final String
225            KEY_ONLY_SINGLE_DC_ALLOWED_INT_ARRAY = "only_single_dc_allowed_int_array";
226
227    /**
228     * Override the platform's notion of a network operator being considered roaming.
229     * Value is string array of MCCMNCs to be considered roaming for 3GPP RATs.
230     */
231    public static final String
232            KEY_GSM_ROAMING_NETWORKS_STRING_ARRAY = "gsm_roaming_networks_string_array";
233
234    /**
235     * Override the platform's notion of a network operator being considered not roaming.
236     * Value is string array of MCCMNCs to be considered not roaming for 3GPP RATs.
237     */
238    public static final String
239            KEY_GSM_NONROAMING_NETWORKS_STRING_ARRAY = "gsm_nonroaming_networks_string_array";
240
241    /**
242     * Override the platform's notion of a network operator being considered roaming.
243     * Value is string array of SIDs to be considered roaming for 3GPP2 RATs.
244     */
245    public static final String
246            KEY_CDMA_ROAMING_NETWORKS_STRING_ARRAY = "cdma_roaming_networks_string_array";
247
248    /**
249     * Override the platform's notion of a network operator being considered non roaming.
250     * Value is string array of SIDs to be considered not roaming for 3GPP2 RATs.
251     */
252    public static final String
253            KEY_CDMA_NONROAMING_NETWORKS_STRING_ARRAY = "cdma_nonroaming_networks_string_array";
254
255    /**
256     * Override the platform's notion of a network operator being considered non roaming.
257     * If true all networks are considered as home network a.k.a non-roaming.  When false,
258     * the 2 pairs of CMDA and GSM roaming/non-roaming arrays are consulted.
259     *
260     * @see KEY_GSM_ROAMING_NETWORKS_STRING_ARRAY
261     * @see KEY_GSM_NONROAMING_NETWORKS_STRING_ARRAY
262     * @see KEY_CDMA_ROAMING_NETWORKS_STRING_ARRAY
263     * @see KEY_CDMA_NONROAMING_NETWORKS_STRING_ARRAY
264     */
265    public static final String
266            KEY_FORCE_HOME_NETWORK_BOOL = "force_home_network_bool";
267
268    /**
269     * Flag specifying whether VoLTE should be available for carrier, independent of carrier
270     * provisioning. If false: hard disabled. If true: then depends on carrier provisioning,
271     * availability, etc.
272     */
273    public static final String KEY_CARRIER_VOLTE_AVAILABLE_BOOL = "carrier_volte_available_bool";
274
275    /**
276     * Flag specifying whether video telephony is available for carrier. If false: hard disabled.
277     * If true: then depends on carrier provisioning, availability, etc.
278     */
279    public static final String KEY_CARRIER_VT_AVAILABLE_BOOL = "carrier_vt_available_bool";
280
281    /**
282     * Flag specifying whether the carrier wants to notify the user when a VT call has been handed
283     * over from WIFI to LTE.
284     * <p>
285     * The handover notification is sent as a
286     * {@link TelephonyManager#EVENT_HANDOVER_VIDEO_FROM_WIFI_TO_LTE}
287     * {@link android.telecom.Connection} event, which an {@link android.telecom.InCallService}
288     * should use to trigger the display of a user-facing message.
289     * <p>
290     * The Connection event is sent to the InCallService only once, the first time it occurs.
291     * @hide
292     */
293    public static final String KEY_NOTIFY_HANDOVER_VIDEO_FROM_WIFI_TO_LTE_BOOL =
294            "notify_handover_video_from_wifi_to_lte_bool";
295
296    /**
297     * Flag specifying whether the carrier supports downgrading a video call (tx, rx or tx/rx)
298     * directly to an audio call.
299     * @hide
300     */
301    public static final String KEY_SUPPORT_DOWNGRADE_VT_TO_AUDIO_BOOL =
302            "support_downgrade_vt_to_audio_bool";
303
304    /**
305     * Where there is no preloaded voicemail number on a SIM card, specifies the carrier's default
306     * voicemail number.
307     * When empty string, no default voicemail number is specified.
308     * @hide
309     */
310    public static final String KEY_DEFAULT_VM_NUMBER_STRING = "default_vm_number_string";
311
312    /**
313     * Flag specifying whether WFC over IMS should be available for carrier: independent of
314     * carrier provisioning. If false: hard disabled. If true: then depends on carrier
315     * provisioning, availability etc.
316     */
317    public static final String KEY_CARRIER_WFC_IMS_AVAILABLE_BOOL = "carrier_wfc_ims_available_bool";
318
319    /**
320     * Specifies a map from dialstrings to replacements for roaming network service numbers which
321     * cannot be replaced on the carrier side.
322     * <p>
323     * Individual entries have the format:
324     * [dialstring to replace]:[replacement]
325     * @hide
326     */
327    public static final String KEY_DIAL_STRING_REPLACE_STRING_ARRAY =
328            "dial_string_replace_string_array";
329
330    /**
331     * Flag specifying whether WFC over IMS supports the "wifi only" option.  If false, the wifi
332     * calling settings will not include an option for "wifi only".  If true, the wifi calling
333     * settings will include an option for "wifi only"
334     * <p>
335     * By default, it is assumed that WFC supports "wifi only".
336     */
337    public static final String KEY_CARRIER_WFC_SUPPORTS_WIFI_ONLY_BOOL =
338            "carrier_wfc_supports_wifi_only_bool";
339
340    /**
341     * Default WFC_IMS_MODE for home network   0: WIFI_ONLY
342     *                                         1: CELLULAR_PREFERRED
343     *                                         2: WIFI_PREFERRED
344     * @hide
345     */
346    public static final String KEY_CARRIER_DEFAULT_WFC_IMS_MODE_INT =
347            "carrier_default_wfc_ims_mode_int";
348
349    /**
350     * Default WFC_IMS_MODE for roaming
351     * See {@link KEY_CARRIER_DEFAULT_WFC_IMS_MODE_INT} for valid values.
352     *
353     * @hide
354     */
355    public static final String KEY_CARRIER_DEFAULT_WFC_IMS_ROAMING_MODE_INT =
356            "carrier_default_wfc_ims_roaming_mode_int";
357
358    /**
359     * Default WFC_IMS_enabled: true VoWiFi by default is on
360     *                          false VoWiFi by default is off
361     * @hide
362     */
363    public static final String KEY_CARRIER_DEFAULT_WFC_IMS_ENABLED_BOOL =
364            "carrier_default_wfc_ims_enabled_bool";
365
366    /**
367     * Default WFC_IMS_roaming_enabled: true VoWiFi roaming by default is on
368     *                                  false VoWiFi roaming by default is off
369     * @hide
370     */
371    public static final String KEY_CARRIER_DEFAULT_WFC_IMS_ROAMING_ENABLED_BOOL =
372            "carrier_default_wfc_ims_roaming_enabled_bool";
373
374    /**
375     * Flag indicating whether failed calls due to no service should prompt the user to enable
376     * WIFI calling.  When {@code true}, if the user attempts to establish a call when there is no
377     * service available, they are connected to WIFI, and WIFI calling is disabled, a different
378     * call failure message will be used to encourage the user to enable WIFI calling.
379     * @hide
380     */
381    public static final String KEY_CARRIER_PROMOTE_WFC_ON_CALL_FAIL_BOOL =
382            "carrier_promote_wfc_on_call_fail_bool";
383
384    /** Flag specifying whether provisioning is required for VOLTE. */
385    public static final String KEY_CARRIER_VOLTE_PROVISIONING_REQUIRED_BOOL
386            = "carrier_volte_provisioning_required_bool";
387
388    /** Flag specifying whether VoLTE TTY is supported. */
389    public static final String KEY_CARRIER_VOLTE_TTY_SUPPORTED_BOOL
390            = "carrier_volte_tty_supported_bool";
391
392    /**
393     * Flag specifying whether IMS service can be turned off. If false then the service will not be
394     * turned-off completely, but individual features can be disabled.
395     */
396    public static final String KEY_CARRIER_ALLOW_TURNOFF_IMS_BOOL
397            = "carrier_allow_turnoff_ims_bool";
398
399    /**
400     * Flag specifying whether Generic Bootstrapping Architecture capable SIM is required for IMS.
401     */
402    public static final String KEY_CARRIER_IMS_GBA_REQUIRED_BOOL
403            = "carrier_ims_gba_required_bool";
404
405    /**
406     * Flag specifying whether IMS instant lettering is available for the carrier.  {@code True} if
407     * instant lettering is available for the carrier, {@code false} otherwise.
408     */
409    public static final String KEY_CARRIER_INSTANT_LETTERING_AVAILABLE_BOOL =
410            "carrier_instant_lettering_available_bool";
411
412    /*
413     * Flag specifying whether IMS should be the first phone attempted for E911 even if the
414     * phone is not in service.
415     */
416    public static final String KEY_CARRIER_USE_IMS_FIRST_FOR_EMERGENCY_BOOL
417            = "carrier_use_ims_first_for_emergency_bool";
418
419    /**
420     * When IMS instant lettering is available for a carrier (see
421     * {@link #KEY_CARRIER_INSTANT_LETTERING_AVAILABLE_BOOL}), determines the list of characters
422     * which may not be contained in messages.  Should be specified as a regular expression suitable
423     * for use with {@link String#matches(String)}.
424     */
425    public static final String KEY_CARRIER_INSTANT_LETTERING_INVALID_CHARS_STRING =
426            "carrier_instant_lettering_invalid_chars_string";
427
428    /**
429     * When IMS instant lettering is available for a carrier (see
430     * {@link #KEY_CARRIER_INSTANT_LETTERING_AVAILABLE_BOOL}), determines a list of characters which
431     * must be escaped with a backslash '\' character.  Should be specified as a string containing
432     * the characters to be escaped.  For example to escape quote and backslash the string would be
433     * a quote and a backslash.
434     */
435    public static final String KEY_CARRIER_INSTANT_LETTERING_ESCAPED_CHARS_STRING =
436            "carrier_instant_lettering_escaped_chars_string";
437
438    /**
439     * When IMS instant lettering is available for a carrier (see
440     * {@link #KEY_CARRIER_INSTANT_LETTERING_AVAILABLE_BOOL}), determines the character encoding
441     * which will be used when determining the length of messages.  Used in the InCall UI to limit
442     * the number of characters the user may type.  If empty-string, the instant lettering
443     * message size limit will be enforced on a 1:1 basis.  That is, each character will count
444     * towards the messages size limit as a single bye.  If a character encoding is specified, the
445     * message size limit will be based on the number of bytes in the message per the specified
446     * encoding.
447     */
448    public static final String KEY_CARRIER_INSTANT_LETTERING_ENCODING_STRING =
449            "carrier_instant_lettering_encoding_string";
450
451    /**
452     * When IMS instant lettering is available for a carrier (see
453     * {@link #KEY_CARRIER_INSTANT_LETTERING_AVAILABLE_BOOL}), the length limit for messages.  Used
454     * in the InCall UI to ensure the user cannot enter more characters than allowed by the carrier.
455     * See also {@link #KEY_CARRIER_INSTANT_LETTERING_ENCODING_STRING} for more information on how
456     * the length of the message is calculated.
457     */
458    public static final String KEY_CARRIER_INSTANT_LETTERING_LENGTH_LIMIT_INT =
459            "carrier_instant_lettering_length_limit_int";
460
461    /**
462     * If Voice Radio Technology is RIL_RADIO_TECHNOLOGY_LTE:14 or RIL_RADIO_TECHNOLOGY_UNKNOWN:0
463     * this is the value that should be used instead. A configuration value of
464     * RIL_RADIO_TECHNOLOGY_UNKNOWN:0 means there is no replacement value and that the default
465     * assumption for phone type (GSM) should be used.
466     */
467    public static final String KEY_VOLTE_REPLACEMENT_RAT_INT = "volte_replacement_rat_int";
468
469    /**
470     * The default sim call manager to use when the default dialer doesn't implement one. A sim call
471     * manager can control and route outgoing and incoming phone calls, even if they're placed
472     * using another connection service (PSTN, for example).
473     */
474    public static final String KEY_DEFAULT_SIM_CALL_MANAGER_STRING = "default_sim_call_manager_string";
475
476    /**
477     * The default flag specifying whether ETWS/CMAS test setting is forcibly disabled in
478     * Settings->More->Emergency broadcasts menu even though developer options is turned on.
479     */
480    public static final String KEY_CARRIER_FORCE_DISABLE_ETWS_CMAS_TEST_BOOL =
481            "carrier_force_disable_etws_cmas_test_bool";
482
483    /**
484     * The default flag specifying whether "Turn on Notifications" option will be always shown in
485     * Settings->More->Emergency broadcasts menu regardless developer options is turned on or not.
486     */
487    public static final String KEY_ALWAYS_SHOW_EMERGENCY_ALERT_ONOFF_BOOL =
488            "always_show_emergency_alert_onoff_bool";
489
490    /**
491     * The flag to disable cell broadcast severe alert when extreme alert is disabled.
492     * @hide
493     */
494    public static final String KEY_DISABLE_SEVERE_WHEN_EXTREME_DISABLED_BOOL =
495            "disable_severe_when_extreme_disabled_bool";
496
497    /**
498     * The data call retry configuration for different types of APN.
499     * @hide
500     */
501    public static final String KEY_CARRIER_DATA_CALL_RETRY_CONFIG_STRINGS =
502            "carrier_data_call_retry_config_strings";
503
504    /**
505     * Delay between trying APN from the pool
506     * @hide
507     */
508    public static final String KEY_CARRIER_DATA_CALL_APN_DELAY_DEFAULT_LONG =
509            "carrier_data_call_apn_delay_default_long";
510
511    /**
512     * Faster delay between trying APN from the pool
513     * @hide
514     */
515    public static final String KEY_CARRIER_DATA_CALL_APN_DELAY_FASTER_LONG =
516            "carrier_data_call_apn_delay_faster_long";
517
518    /**
519     * Default APN types that are metered by the carrier
520     * @hide
521     */
522    public static final String KEY_CARRIER_METERED_APN_TYPES_STRINGS =
523            "carrier_metered_apn_types_strings";
524    /**
525     * Default APN types that are roamig-metered by the carrier
526     * @hide
527     */
528    public static final String KEY_CARRIER_METERED_ROAMING_APN_TYPES_STRINGS =
529            "carrier_metered_roaming_apn_types_strings";
530    /**
531     * CDMA carrier ERI (Enhanced Roaming Indicator) file name
532     * @hide
533     */
534    public static final String KEY_CARRIER_ERI_FILE_NAME_STRING =
535            "carrier_eri_file_name_string";
536
537    /* The following 3 fields are related to carrier visual voicemail. */
538
539    /**
540     * The carrier number mobile outgoing (MO) sms messages are sent to.
541     */
542    public static final String KEY_VVM_DESTINATION_NUMBER_STRING = "vvm_destination_number_string";
543
544    /**
545     * The port through which the mobile outgoing (MO) sms messages are sent through.
546     */
547    public static final String KEY_VVM_PORT_NUMBER_INT = "vvm_port_number_int";
548
549    /**
550     * The type of visual voicemail protocol the carrier adheres to. See {@link TelephonyManager}
551     * for possible values. For example {@link TelephonyManager#VVM_TYPE_OMTP}.
552     */
553    public static final String KEY_VVM_TYPE_STRING = "vvm_type_string";
554
555    /**
556     * Whether cellular data is required to access visual voicemail.
557     */
558    public static final String KEY_VVM_CELLULAR_DATA_REQUIRED_BOOL =
559        "vvm_cellular_data_required_bool";
560
561    /**
562     * Whether to prefetch audio data on new voicemail arrival, defaulted to true.
563     */
564    public static final String KEY_VVM_PREFETCH_BOOL = "vvm_prefetch_bool";
565
566    /**
567     * The package name of the carrier's visual voicemail app to ensure that dialer visual voicemail
568     * and carrier visual voicemail are not active at the same time.
569     */
570    public static final String KEY_CARRIER_VVM_PACKAGE_NAME_STRING = "carrier_vvm_package_name_string";
571
572    /**
573     * Flag specifying whether ICCID is showed in SIM Status screen, default to false.
574     */
575    public static final String KEY_SHOW_ICCID_IN_SIM_STATUS_BOOL = "show_iccid_in_sim_status_bool";
576
577    /**
578     * Flag specifying whether an additional (client initiated) intent needs to be sent on System
579     * update
580     */
581    public static final String KEY_CI_ACTION_ON_SYS_UPDATE_BOOL = "ci_action_on_sys_update_bool";
582
583    /**
584     * Intent to be sent for the additional action on System update
585     */
586    public static final String KEY_CI_ACTION_ON_SYS_UPDATE_INTENT_STRING =
587            "ci_action_on_sys_update_intent_string";
588
589    /**
590     * Extra to be included in the intent sent for additional action on System update
591     */
592    public static final String KEY_CI_ACTION_ON_SYS_UPDATE_EXTRA_STRING =
593            "ci_action_on_sys_update_extra_string";
594
595    /**
596     * Value of extra included in intent sent for additional action on System update
597     */
598    public static final String KEY_CI_ACTION_ON_SYS_UPDATE_EXTRA_VAL_STRING =
599            "ci_action_on_sys_update_extra_val_string";
600
601    /**
602     * Specifies the amount of gap to be added in millis between postdial DTMF tones. When a
603     * non-zero value is specified, the UE shall wait for the specified amount of time before it
604     * sends out successive DTMF tones on the network.
605     */
606    public static final String KEY_GSM_DTMF_TONE_DELAY_INT = "gsm_dtmf_tone_delay_int";
607
608    /**
609     * Specifies the amount of gap to be added in millis between DTMF tones. When a non-zero value
610     * is specified, the UE shall wait for the specified amount of time before it sends out
611     * successive DTMF tones on the network.
612     */
613    public static final String KEY_IMS_DTMF_TONE_DELAY_INT = "ims_dtmf_tone_delay_int";
614
615    /**
616     * Specifies the amount of gap to be added in millis between postdial DTMF tones. When a
617     * non-zero value is specified, the UE shall wait for the specified amount of time before it
618     * sends out successive DTMF tones on the network.
619     */
620    public static final String KEY_CDMA_DTMF_TONE_DELAY_INT = "cdma_dtmf_tone_delay_int";
621
622    /**
623     * Determines whether conference calls are supported by a carrier.  When {@code true},
624     * conference calling is supported, {@code false otherwise}.
625     */
626    public static final String KEY_SUPPORT_CONFERENCE_CALL_BOOL = "support_conference_call_bool";
627
628    /**
629     * Determines whether video conference calls are supported by a carrier.  When {@code true},
630     * video calls can be merged into conference calls, {@code false} otherwiwse.
631     * <p>
632     * Note: even if video conference calls are not supported, audio calls may be merged into a
633     * conference if {@link #KEY_SUPPORT_CONFERENCE_CALL_BOOL} is {@code true}.
634     * @hide
635     */
636    public static final String KEY_SUPPORT_VIDEO_CONFERENCE_CALL_BOOL =
637            "support_video_conference_call_bool";
638
639    /**
640     * Determine whether user can toggle Enhanced 4G LTE Mode in Settings.
641     */
642    public static final String KEY_EDITABLE_ENHANCED_4G_LTE_BOOL = "editable_enhanced_4g_lte_bool";
643
644    /**
645     * Determine whether IMS apn can be shown.
646     */
647    public static final String KEY_HIDE_IMS_APN_BOOL = "hide_ims_apn_bool";
648
649    /**
650     * Determine whether preferred network type can be shown.
651     */
652    public static final String KEY_HIDE_PREFERRED_NETWORK_TYPE_BOOL = "hide_preferred_network_type_bool";
653
654    /**
655     * Determine whether user can switch Wi-Fi preferred or Cellular preferred in calling preference.
656     * Some operators support Wi-Fi Calling only, not VoLTE.
657     * They don't need "Cellular preferred" option.
658     * In this case, set uneditalbe attribute for preferred preference.
659     * @hide
660     */
661    public static final String KEY_EDITABLE_WFC_MODE_BOOL = "editable_wfc_mode_bool";
662
663     /**
664      * Flag to indicate if Wi-Fi needs to be disabled in ECBM
665      * @hide
666      **/
667     public static final String
668              KEY_CONFIG_WIFI_DISABLE_IN_ECBM = "config_wifi_disable_in_ecbm";
669
670    /**
671     * List operator-specific error codes and indices of corresponding error strings in
672     * wfcOperatorErrorAlertMessages and wfcOperatorErrorNotificationMessages.
673     *
674     * Example: "REG09|0" specifies error code "REG09" and index "0". This index will be
675     * used to find alert and notification messages in wfcOperatorErrorAlertMessages and
676     * wfcOperatorErrorNotificationMessages.
677     *
678     * @hide
679     */
680    public static final String KEY_WFC_OPERATOR_ERROR_CODES_STRING_ARRAY =
681            "wfc_operator_error_codes_string_array";
682
683    /**
684     * Indexes of SPN format strings in wfcSpnFormats and wfcDataSpnFormats.
685     * @hide
686     */
687    public static final String KEY_WFC_SPN_FORMAT_IDX_INT = "wfc_spn_format_idx_int";
688    /** @hide */
689    public static final String KEY_WFC_DATA_SPN_FORMAT_IDX_INT = "wfc_data_spn_format_idx_int";
690
691    /**
692     * The Component Name of the activity that can setup the emergency addrees for WiFi Calling
693     * as per carrier requirement.
694     * @hide
695     */
696     public static final String KEY_WFC_EMERGENCY_ADDRESS_CARRIER_APP_STRING =
697            "wfc_emergency_address_carrier_app_string";
698
699    /**
700     * Boolean to decide whether to use #KEY_CARRIER_NAME_STRING from CarrierConfig app.
701     * @hide
702     */
703    public static final String KEY_CARRIER_NAME_OVERRIDE_BOOL = "carrier_name_override_bool";
704
705    /**
706     * String to identify carrier name in CarrierConfig app. This string is used only if
707     * #KEY_CARRIER_NAME_OVERRIDE_BOOL is true
708     * @hide
709     */
710    public static final String KEY_CARRIER_NAME_STRING = "carrier_name_string";
711
712    /**
713     * If this is true, the SIM card (through Customer Service Profile EF file) will be able to
714     * prevent manual operator selection. If false, this SIM setting will be ignored and manual
715     * operator selection will always be available. See CPHS4_2.WW6, CPHS B.4.7.1 for more
716     * information
717     */
718    public static final String KEY_CSP_ENABLED_BOOL = "csp_enabled_bool";
719
720    /**
721     * Allow user to add APNs
722     */
723    public static final String KEY_ALLOW_ADDING_APNS_BOOL = "allow_adding_apns_bool";
724
725    /**
726     * APN types that user is not allowed to modify
727     * @hide
728     */
729    public static final String KEY_READ_ONLY_APN_TYPES_STRING_ARRAY =
730            "read_only_apn_types_string_array";
731
732    /**
733     * APN fields that user is not allowed to modify
734     * @hide
735     */
736    public static final String KEY_READ_ONLY_APN_FIELDS_STRING_ARRAY =
737            "read_only_apn_fields_string_array";
738
739    /**
740     * Boolean indicating if intent for emergency call state changes should be broadcast
741     * @hide
742     */
743    public static final String KEY_BROADCAST_EMERGENCY_CALL_STATE_CHANGES_BOOL =
744            "broadcast_emergency_call_state_changes_bool";
745
746    /**
747     * Cell broadcast additional channels enbled by the carrier
748     * @hide
749     */
750    public static final String KEY_CARRIER_ADDITIONAL_CBS_CHANNELS_STRINGS =
751            "carrier_additional_cbs_channels_strings";
752
753    // These variables are used by the MMS service and exposed through another API, {@link
754    // SmsManager}. The variable names and string values are copied from there.
755    public static final String KEY_MMS_ALIAS_ENABLED_BOOL = "aliasEnabled";
756    public static final String KEY_MMS_ALLOW_ATTACH_AUDIO_BOOL = "allowAttachAudio";
757    public static final String KEY_MMS_APPEND_TRANSACTION_ID_BOOL = "enabledTransID";
758    public static final String KEY_MMS_GROUP_MMS_ENABLED_BOOL = "enableGroupMms";
759    public static final String KEY_MMS_MMS_DELIVERY_REPORT_ENABLED_BOOL = "enableMMSDeliveryReports";
760    public static final String KEY_MMS_MMS_ENABLED_BOOL = "enabledMMS";
761    public static final String KEY_MMS_MMS_READ_REPORT_ENABLED_BOOL = "enableMMSReadReports";
762    public static final String KEY_MMS_MULTIPART_SMS_ENABLED_BOOL = "enableMultipartSMS";
763    public static final String KEY_MMS_NOTIFY_WAP_MMSC_ENABLED_BOOL = "enabledNotifyWapMMSC";
764    public static final String KEY_MMS_SEND_MULTIPART_SMS_AS_SEPARATE_MESSAGES_BOOL = "sendMultipartSmsAsSeparateMessages";
765    public static final String KEY_MMS_SHOW_CELL_BROADCAST_APP_LINKS_BOOL = "config_cellBroadcastAppLinks";
766    public static final String KEY_MMS_SMS_DELIVERY_REPORT_ENABLED_BOOL = "enableSMSDeliveryReports";
767    public static final String KEY_MMS_SUPPORT_HTTP_CHARSET_HEADER_BOOL = "supportHttpCharsetHeader";
768    public static final String KEY_MMS_SUPPORT_MMS_CONTENT_DISPOSITION_BOOL = "supportMmsContentDisposition";
769    public static final String KEY_MMS_ALIAS_MAX_CHARS_INT = "aliasMaxChars";
770    public static final String KEY_MMS_ALIAS_MIN_CHARS_INT = "aliasMinChars";
771    public static final String KEY_MMS_HTTP_SOCKET_TIMEOUT_INT = "httpSocketTimeout";
772    public static final String KEY_MMS_MAX_IMAGE_HEIGHT_INT = "maxImageHeight";
773    public static final String KEY_MMS_MAX_IMAGE_WIDTH_INT = "maxImageWidth";
774    public static final String KEY_MMS_MAX_MESSAGE_SIZE_INT = "maxMessageSize";
775    public static final String KEY_MMS_MESSAGE_TEXT_MAX_SIZE_INT = "maxMessageTextSize";
776    public static final String KEY_MMS_RECIPIENT_LIMIT_INT = "recipientLimit";
777    public static final String KEY_MMS_SMS_TO_MMS_TEXT_LENGTH_THRESHOLD_INT = "smsToMmsTextLengthThreshold";
778    public static final String KEY_MMS_SMS_TO_MMS_TEXT_THRESHOLD_INT = "smsToMmsTextThreshold";
779    public static final String KEY_MMS_SUBJECT_MAX_LENGTH_INT = "maxSubjectLength";
780    public static final String KEY_MMS_EMAIL_GATEWAY_NUMBER_STRING = "emailGatewayNumber";
781    public static final String KEY_MMS_HTTP_PARAMS_STRING = "httpParams";
782    public static final String KEY_MMS_NAI_SUFFIX_STRING = "naiSuffix";
783    public static final String KEY_MMS_UA_PROF_TAG_NAME_STRING = "uaProfTagName";
784    public static final String KEY_MMS_UA_PROF_URL_STRING = "uaProfUrl";
785    public static final String KEY_MMS_USER_AGENT_STRING = "userAgent";
786    /** @hide */
787    public static final String KEY_MMS_CLOSE_CONNECTION_BOOL = "mmsCloseConnection";
788
789    /**
790     * If carriers require differentiate un-provisioned status: cold sim or out of credit sim
791     * a package name and activity name can be provided to launch a supported carrier application
792     * that check the sim provisioning status
793     * The first element is the package name and the second element is the activity name
794     * of the provisioning app
795     * example:
796     * <item>com.google.android.carrierPackageName</item>
797     * <item>com.google.android.carrierPackageName.CarrierActivityName</item>
798     * The ComponentName of the carrier activity that can setup the device and activate with the
799     * network as part of the Setup Wizard flow.
800     * @hide
801     */
802     public static final String KEY_CARRIER_SETUP_APP_STRING = "carrier_setup_app_string";
803
804    /**
805     * A list of component name of carrier signalling receivers which are interested in intent
806     * android.intent.action.CARRIER_SIGNAL_REDIRECTED.
807     * Example:
808     * <item>com.google.android.carrierPackageName/.CarrierSignalReceiverNameA</item>
809     * <item>com.google.android.carrierPackageName/.CarrierSignalReceiverNameB</item>
810     * @hide
811     */
812    public static final String KEY_SIGNAL_REDIRECTION_RECEIVER_STRING_ARRAY =
813            "signal_redirection_receiver_string_array";
814
815    /**
816     * A list of component name of carrier signalling receivers which are interested in intent
817     * android.intent.action.CARRIER_SIGNAL_REQUEST_NETWORK_FAILED.
818     * Example:
819     * <item>com.google.android.carrierPackageName/.CarrierSignalReceiverNameA</item>
820     * <item>com.google.android.carrierPackageName/.CarrierSignalReceiverNameB</item>
821     * @hide
822     */
823    public static final String KEY_SIGNAL_DCFAILURE_RECEIVER_STRING_ARRAY =
824            "signal_dcfailure_receiver_string_array";
825
826    /**
827     * A list of component name of carrier signalling receivers which are interested in intent
828     * android.intent.action.CARRIER_SIGNAL_PCO_VALUE.
829     * Example:
830     * <item>com.google.android.carrierPackageName/.CarrierSignalReceiverNameA</item>
831     * <item>com.google.android.carrierPackageName/.CarrierSignalReceiverNameB</item>
832     * @hide
833     */
834    public static final String KEY_SIGNAL_PCO_RECEIVER_STRING_ARRAY =
835            "signal_pco_receiver_string_array";
836
837    /**
838     * Determines whether the carrier supports making non-emergency phone calls while the phone is
839     * in emergency callback mode.  Default value is {@code true}, meaning that non-emergency calls
840     * are allowed in emergency callback mode.
841     */
842    public static final String KEY_ALLOW_NON_EMERGENCY_CALLS_IN_ECM_BOOL =
843            "allow_non_emergency_calls_in_ecm_bool";
844
845    /**
846     * Flag indicating whether to allow carrier video calls to emergency numbers.
847     * When {@code true}, video calls to emergency numbers will be allowed.  When {@code false},
848     * video calls to emergency numbers will be initiated as audio-only calls instead.
849     */
850    public static final String KEY_ALLOW_EMERGENCY_VIDEO_CALLS_BOOL =
851            "allow_emergency_video_calls_bool";
852
853    /**
854     * Flag indicating whether the carrier supports RCS presence indication for video calls.  When
855     * {@code true}, the carrier supports RCS presence indication for video calls.  When presence
856     * is supported, the device should use the
857     * {@link android.provider.ContactsContract.Data#CARRIER_PRESENCE} bit mask and set the
858     * {@link android.provider.ContactsContract.Data#CARRIER_PRESENCE_VT_CAPABLE} bit to indicate
859     * whether each contact supports video calling.  The UI is made aware that presence is enabled
860     * via {@link android.telecom.PhoneAccount#CAPABILITY_VIDEO_CALLING_RELIES_ON_PRESENCE}
861     * and can choose to hide or show the video calling icon based on whether a contact supports
862     * video.
863     */
864    public static final String KEY_USE_RCS_PRESENCE_BOOL = "use_rcs_presence_bool";
865
866    /**
867     * The duration in seconds that platform call and message blocking is disabled after the user
868     * contacts emergency services. Platform considers values in the range 0 to 604800 (one week) as
869     * valid. See {@link android.provider.BlockedNumberContract#isBlocked(Context, String)}).
870     */
871    public static final String KEY_DURATION_BLOCKING_DISABLED_AFTER_EMERGENCY_INT =
872            "duration_blocking_disabled_after_emergency_int";
873
874    /**
875     * For carriers which require an empty flash to be sent before sending the normal 3-way calling
876     * flash, the duration in milliseconds of the empty flash to send.  When {@code 0}, no empty
877     * flash is sent.
878     * @hide
879     */
880    public static final String KEY_CDMA_3WAYCALL_FLASH_DELAY_INT = "cdma_3waycall_flash_delay_int";
881
882
883    /**
884     * @hide
885     * The default value for preferred CDMA roaming mode (aka CDMA system select.)
886     *          CDMA_ROAMING_MODE_RADIO_DEFAULT = the default roaming mode from the radio
887     *          CDMA_ROAMING_MODE_HOME = Home Networks
888     *          CDMA_ROAMING_MODE_AFFILIATED = Roaming on Affiliated networks
889     *          CDMA_ROAMING_MODE_ANY = Roaming on any networks
890     */
891    public static final String KEY_CDMA_ROAMING_MODE_INT = "cdma_roaming_mode_int";
892    /** @hide */
893    public static final int CDMA_ROAMING_MODE_RADIO_DEFAULT = -1;
894    /** @hide */
895    public static final int CDMA_ROAMING_MODE_HOME = 0;
896    /** @hide */
897    public static final int CDMA_ROAMING_MODE_AFFILIATED = 1;
898    /** @hide */
899    public static final int CDMA_ROAMING_MODE_ANY = 2;
900
901    /**
902     * Report IMEI as device id even if it's a CDMA/LTE phone.
903     *
904     * @hide
905     */
906    public static final String KEY_FORCE_IMEI_BOOL = "force_imei_bool";
907
908    /**
909     * The families of Radio Access Technologies that will get clustered and ratcheted,
910     * ie, we will report transitions up within the family, but not down until we change
911     * cells.  This prevents flapping between base technologies and higher techs that are
912     * granted on demand within the cell.
913     * @hide
914     */
915    public static final String KEY_RATCHET_RAT_FAMILIES =
916            "ratchet_rat_families";
917
918    /**
919     * Flag indicating whether some telephony logic will treat a call which was formerly a video
920     * call as if it is still a video call.  When {@code true}:
921     * <p>
922     * Logic which will automatically drop a video call which takes place over WIFI when a
923     * voice call is answered (see {@link #KEY_DROP_VIDEO_CALL_WHEN_ANSWERING_AUDIO_CALL_BOOL}.
924     * <p>
925     * Logic which determines whether the user can use TTY calling.
926     */
927    public static final String KEY_TREAT_DOWNGRADED_VIDEO_CALLS_AS_VIDEO_CALLS_BOOL =
928            "treat_downgraded_video_calls_as_video_calls_bool";
929
930    /**
931     * When {@code true}, if the user is in an ongoing video call over WIFI and answers an incoming
932     * audio call, the video call will be disconnected before the audio call is answered.  This is
933     * in contrast to the usual expected behavior where a foreground video call would be put into
934     * the background and held when an incoming audio call is answered.
935     */
936    public static final String KEY_DROP_VIDEO_CALL_WHEN_ANSWERING_AUDIO_CALL_BOOL =
937            "drop_video_call_when_answering_audio_call_bool";
938
939    /**
940     * Flag indicating whether the carrier supports merging wifi calls when VoWIFI is disabled.
941     * This can happen in the case of a carrier which allows offloading video calls to WIFI
942     * separately of whether voice over wifi is enabled.  In such a scenario when two video calls
943     * are downgraded to voice, they remain over wifi.  However, if VoWIFI is disabled, these calls
944     * cannot be merged.
945     */
946    public static final String KEY_ALLOW_MERGE_WIFI_CALLS_WHEN_VOWIFI_OFF_BOOL =
947            "allow_merge_wifi_calls_when_vowifi_off_bool";
948
949    /**
950     * Flag indicating whether the carrier supports the Hold command while in an IMS call.
951     * <p>
952     * The device configuration value {@code config_device_respects_hold_carrier_config} ultimately
953     * controls whether this carrier configuration option is used.  Where
954     * {@code config_device_respects_hold_carrier_config} is false, the value of the
955     * {@link #KEY_ALLOW_HOLD_IN_IMS_CALL_BOOL} carrier configuration option is ignored.
956     * @hide
957     */
958    public static final String KEY_ALLOW_HOLD_IN_IMS_CALL_BOOL = "allow_hold_in_ims_call";
959
960    /**
961     * When true, indicates that adding a call is disabled when there is an ongoing video call
962     * or when there is an ongoing call on wifi which was downgraded from video and VoWifi is
963     * turned off.
964     */
965    public static final String KEY_ALLOW_ADD_CALL_DURING_VIDEO_CALL_BOOL =
966            "allow_add_call_during_video_call";
967
968    /**
969     * When true, indicates that the HD audio icon in the in-call screen should not be shown for
970     * VoWifi calls.
971     * @hide
972     */
973    public static final String KEY_WIFI_CALLS_CAN_BE_HD_AUDIO = "wifi_calls_can_be_hd_audio";
974
975    /**
976     * When true, indicates that the HD audio icon in the in-call screen should not be shown for
977     * video calls.
978     * @hide
979     */
980    public static final String KEY_VIDEO_CALLS_CAN_BE_HD_AUDIO = "video_calls_can_be_hd_audio";
981
982    /**
983     * Defines operator-specific {@link com.android.ims.ImsReasonInfo} mappings.
984     *
985     * Format: "ORIGINAL_CODE|MESSAGE|NEW_CODE"
986     * Where {@code ORIGINAL_CODE} corresponds to a {@link ImsReasonInfo#getCode()} code,
987     * {@code MESSAGE} corresponds to an expected {@link ImsReasonInfo#getExtraMessage()} string,
988     * and {@code NEW_CODE} is the new {@code ImsReasonInfo#CODE_*} which this combination of
989     * original code and message shall be remapped to.
990     *
991     * Example: "501|call completion elsewhere|1014"
992     * When the {@link ImsReasonInfo#getCode()} is {@link ImsReasonInfo#CODE_USER_TERMINATED} and
993     * the {@link ImsReasonInfo#getExtraMessage()} is {@code "call completion elsewhere"},
994     * {@link ImsReasonInfo#CODE_ANSWERED_ELSEWHERE} shall be used as the {@link ImsReasonInfo}
995     * code instead.
996     * @hide
997     */
998    public static final String KEY_IMS_REASONINFO_MAPPING_STRING_ARRAY =
999            "ims_reasoninfo_mapping_string_array";
1000
1001    /**
1002     * When {@code false}, use default title for Enhanced 4G LTE Mode settings.
1003     * When {@code true}, use the variant.
1004     * @hide
1005     */
1006    public static final String KEY_ENHANCED_4G_LTE_TITLE_VARIANT_BOOL =
1007            "enhanced_4g_lte_title_variant_bool";
1008
1009    /**
1010     * Indicates whether the carrier wants to notify the user when handover of an LTE video call to
1011     * WIFI fails.
1012     * <p>
1013     * When {@code true}, if a video call starts on LTE and the modem reports a failure to handover
1014     * the call to WIFI or if no handover success is reported within 60 seconds of call initiation,
1015     * the {@link android.telephony.TelephonyManager#EVENT_HANDOVER_TO_WIFI_FAILED} event is raised
1016     * on the connection.
1017     * @hide
1018     */
1019    public static final String KEY_NOTIFY_VT_HANDOVER_TO_WIFI_FAILURE_BOOL =
1020            "notify_vt_handover_to_wifi_failure_bool";
1021
1022    /**
1023     * A upper case list of CNAP names that are unhelpful to the user for distinguising calls and
1024     * should be filtered out of the CNAP information. This includes CNAP names such as "WIRELESS
1025     * CALLER" or "UNKNOWN NAME". By default, if there are no filtered names for this carrier, null
1026     * is returned.
1027     * @hide
1028     */
1029    public static final String FILTERED_CNAP_NAMES_STRING_ARRAY = "filtered_cnap_names_string_array";
1030
1031    /**
1032     * Determine whether user can change Wi-Fi Calling preference in roaming.
1033     * {@code false} - roaming preference {@link KEY_CARRIER_DEFAULT_WFC_IMS_ROAMING_MODE_INT} is
1034     *                 the same as home preference {@link KEY_CARRIER_DEFAULT_WFC_IMS_MODE_INT}
1035     *                 and cannot be changed.
1036     * {@code true}  - roaming preference can be changed by user independently.
1037     *
1038     * @hide
1039     */
1040    public static final String KEY_EDITABLE_WFC_ROAMING_MODE_BOOL =
1041            "editable_wfc_roaming_mode_bool";
1042
1043    /** The default value for every variable. */
1044    private final static PersistableBundle sDefaults;
1045
1046    static {
1047        sDefaults = new PersistableBundle();
1048        sDefaults.putBoolean(KEY_ALLOW_HOLD_IN_IMS_CALL_BOOL, true);
1049        sDefaults.putBoolean(KEY_ADDITIONAL_CALL_SETTING_BOOL, true);
1050        sDefaults.putBoolean(KEY_ALLOW_EMERGENCY_NUMBERS_IN_CALL_LOG_BOOL, false);
1051        sDefaults.putBoolean(KEY_ALLOW_LOCAL_DTMF_TONES_BOOL, true);
1052        sDefaults.putBoolean(KEY_APN_EXPAND_BOOL, true);
1053        sDefaults.putBoolean(KEY_AUTO_RETRY_ENABLED_BOOL, false);
1054        sDefaults.putBoolean(KEY_CARRIER_SETTINGS_ENABLE_BOOL, false);
1055        sDefaults.putBoolean(KEY_CARRIER_VOLTE_AVAILABLE_BOOL, false);
1056        sDefaults.putBoolean(KEY_CARRIER_VT_AVAILABLE_BOOL, false);
1057        sDefaults.putBoolean(KEY_NOTIFY_HANDOVER_VIDEO_FROM_WIFI_TO_LTE_BOOL, false);
1058        sDefaults.putBoolean(KEY_SUPPORT_DOWNGRADE_VT_TO_AUDIO_BOOL, true);
1059        sDefaults.putString(KEY_DEFAULT_VM_NUMBER_STRING, "");
1060        sDefaults.putBoolean(KEY_CARRIER_WFC_IMS_AVAILABLE_BOOL, false);
1061        sDefaults.putBoolean(KEY_CARRIER_WFC_SUPPORTS_WIFI_ONLY_BOOL, false);
1062        sDefaults.putBoolean(KEY_CARRIER_DEFAULT_WFC_IMS_ENABLED_BOOL, false);
1063        sDefaults.putBoolean(KEY_CARRIER_DEFAULT_WFC_IMS_ROAMING_ENABLED_BOOL, false);
1064        sDefaults.putBoolean(KEY_CARRIER_PROMOTE_WFC_ON_CALL_FAIL_BOOL, false);
1065        sDefaults.putInt(KEY_CARRIER_DEFAULT_WFC_IMS_MODE_INT, 2);
1066        sDefaults.putInt(KEY_CARRIER_DEFAULT_WFC_IMS_ROAMING_MODE_INT, 2);
1067        sDefaults.putBoolean(KEY_CARRIER_FORCE_DISABLE_ETWS_CMAS_TEST_BOOL, false);
1068        sDefaults.putBoolean(KEY_CARRIER_VOLTE_PROVISIONING_REQUIRED_BOOL, false);
1069        sDefaults.putBoolean(KEY_CARRIER_VOLTE_TTY_SUPPORTED_BOOL, true);
1070        sDefaults.putBoolean(KEY_CARRIER_ALLOW_TURNOFF_IMS_BOOL, true);
1071        sDefaults.putBoolean(KEY_CARRIER_IMS_GBA_REQUIRED_BOOL, false);
1072        sDefaults.putBoolean(KEY_CARRIER_INSTANT_LETTERING_AVAILABLE_BOOL, false);
1073        sDefaults.putBoolean(KEY_CARRIER_USE_IMS_FIRST_FOR_EMERGENCY_BOOL, true);
1074        sDefaults.putString(KEY_CARRIER_INSTANT_LETTERING_INVALID_CHARS_STRING, "");
1075        sDefaults.putString(KEY_CARRIER_INSTANT_LETTERING_ESCAPED_CHARS_STRING, "");
1076        sDefaults.putString(KEY_CARRIER_INSTANT_LETTERING_ENCODING_STRING, "");
1077        sDefaults.putInt(KEY_CARRIER_INSTANT_LETTERING_LENGTH_LIMIT_INT, 64);
1078        sDefaults.putBoolean(KEY_DISABLE_CDMA_ACTIVATION_CODE_BOOL, false);
1079        sDefaults.putBoolean(KEY_DTMF_TYPE_ENABLED_BOOL, false);
1080        sDefaults.putBoolean(KEY_ENABLE_DIALER_KEY_VIBRATION_BOOL, true);
1081        sDefaults.putBoolean(KEY_HAS_IN_CALL_NOISE_SUPPRESSION_BOOL, false);
1082        sDefaults.putBoolean(KEY_HIDE_CARRIER_NETWORK_SETTINGS_BOOL, false);
1083        sDefaults.putBoolean(KEY_SIMPLIFIED_NETWORK_SETTINGS_BOOL, false);
1084        sDefaults.putBoolean(KEY_HIDE_SIM_LOCK_SETTINGS_BOOL, false);
1085        sDefaults.putBoolean(KEY_IGNORE_SIM_NETWORK_LOCKED_EVENTS_BOOL, false);
1086        sDefaults.putBoolean(KEY_OPERATOR_SELECTION_EXPAND_BOOL, true);
1087        sDefaults.putBoolean(KEY_PREFER_2G_BOOL, true);
1088        sDefaults.putBoolean(KEY_SHOW_APN_SETTING_CDMA_BOOL, false);
1089        sDefaults.putBoolean(KEY_SHOW_CDMA_CHOICES_BOOL, false);
1090        sDefaults.putBoolean(KEY_SHOW_ONSCREEN_DIAL_BUTTON_BOOL, true);
1091        sDefaults.putBoolean(KEY_SIM_NETWORK_UNLOCK_ALLOW_DISMISS_BOOL, true);
1092        sDefaults.putBoolean(KEY_SUPPORT_PAUSE_IMS_VIDEO_CALLS_BOOL, false);
1093        sDefaults.putBoolean(KEY_SUPPORT_SWAP_AFTER_MERGE_BOOL, true);
1094        sDefaults.putBoolean(KEY_USE_HFA_FOR_PROVISIONING_BOOL, false);
1095        sDefaults.putBoolean(KEY_EDITABLE_VOICEMAIL_NUMBER_BOOL, false);
1096        sDefaults.putBoolean(KEY_USE_OTASP_FOR_PROVISIONING_BOOL, false);
1097        sDefaults.putBoolean(KEY_VOICEMAIL_NOTIFICATION_PERSISTENT_BOOL, false);
1098        sDefaults.putBoolean(KEY_VOICE_PRIVACY_DISABLE_UI_BOOL, false);
1099        sDefaults.putBoolean(KEY_WORLD_PHONE_BOOL, false);
1100        sDefaults.putBoolean(KEY_REQUIRE_ENTITLEMENT_CHECKS_BOOL, true);
1101        sDefaults.putBoolean(KEY_RESTART_RADIO_ON_PDP_FAIL_REGULAR_DEACTIVATION_BOOL, false);
1102        sDefaults.putInt(KEY_VOLTE_REPLACEMENT_RAT_INT, 0);
1103        sDefaults.putString(KEY_DEFAULT_SIM_CALL_MANAGER_STRING, "");
1104        sDefaults.putString(KEY_VVM_DESTINATION_NUMBER_STRING, "");
1105        sDefaults.putInt(KEY_VVM_PORT_NUMBER_INT, 0);
1106        sDefaults.putString(KEY_VVM_TYPE_STRING, "");
1107        sDefaults.putBoolean(KEY_VVM_CELLULAR_DATA_REQUIRED_BOOL, false);
1108        sDefaults.putBoolean(KEY_VVM_PREFETCH_BOOL, true);
1109        sDefaults.putString(KEY_CARRIER_VVM_PACKAGE_NAME_STRING, "");
1110        sDefaults.putBoolean(KEY_SHOW_ICCID_IN_SIM_STATUS_BOOL, false);
1111        sDefaults.putBoolean(KEY_CI_ACTION_ON_SYS_UPDATE_BOOL, false);
1112        sDefaults.putString(KEY_CI_ACTION_ON_SYS_UPDATE_INTENT_STRING, "");
1113        sDefaults.putString(KEY_CI_ACTION_ON_SYS_UPDATE_EXTRA_STRING, "");
1114        sDefaults.putString(KEY_CI_ACTION_ON_SYS_UPDATE_EXTRA_VAL_STRING, "");
1115        sDefaults.putBoolean(KEY_CSP_ENABLED_BOOL, false);
1116        sDefaults.putBoolean(KEY_ALLOW_ADDING_APNS_BOOL, true);
1117        sDefaults.putStringArray(KEY_READ_ONLY_APN_TYPES_STRING_ARRAY, null);
1118        sDefaults.putStringArray(KEY_READ_ONLY_APN_FIELDS_STRING_ARRAY, null);
1119        sDefaults.putBoolean(KEY_BROADCAST_EMERGENCY_CALL_STATE_CHANGES_BOOL, false);
1120        sDefaults.putBoolean(KEY_ALWAYS_SHOW_EMERGENCY_ALERT_ONOFF_BOOL, false);
1121        sDefaults.putBoolean(KEY_DISABLE_SEVERE_WHEN_EXTREME_DISABLED_BOOL, true);
1122        sDefaults.putStringArray(KEY_CARRIER_DATA_CALL_RETRY_CONFIG_STRINGS, new String[]{
1123                "default:default_randomization=2000,5000,10000,20000,40000,80000:5000,160000:5000,"
1124                        + "320000:5000,640000:5000,1280000:5000,1800000:5000",
1125                "mms:default_randomization=2000,5000,10000,20000,40000,80000:5000,160000:5000,"
1126                        + "320000:5000,640000:5000,1280000:5000,1800000:5000",
1127                "others:max_retries=3, 5000, 5000, 5000"});
1128        sDefaults.putLong(KEY_CARRIER_DATA_CALL_APN_DELAY_DEFAULT_LONG, 20000);
1129        sDefaults.putLong(KEY_CARRIER_DATA_CALL_APN_DELAY_FASTER_LONG, 3000);
1130        sDefaults.putString(KEY_CARRIER_ERI_FILE_NAME_STRING, "eri.xml");
1131        sDefaults.putInt(KEY_DURATION_BLOCKING_DISABLED_AFTER_EMERGENCY_INT, 7200);
1132        sDefaults.putStringArray(KEY_CARRIER_METERED_APN_TYPES_STRINGS,
1133                new String[]{"default", "mms", "dun", "supl"});
1134        sDefaults.putStringArray(KEY_CARRIER_METERED_ROAMING_APN_TYPES_STRINGS,
1135                new String[]{"default", "mms", "dun", "supl"});
1136
1137        sDefaults.putIntArray(KEY_ONLY_SINGLE_DC_ALLOWED_INT_ARRAY,
1138                new int[]{
1139                    4, /* IS95A */
1140                    5, /* IS95B */
1141                    6, /* 1xRTT */
1142                    7, /* EVDO_0 */
1143                    8, /* EVDO_A */
1144                    12 /* EVDO_B */
1145                });
1146        sDefaults.putStringArray(KEY_GSM_ROAMING_NETWORKS_STRING_ARRAY, null);
1147        sDefaults.putStringArray(KEY_GSM_NONROAMING_NETWORKS_STRING_ARRAY, null);
1148        sDefaults.putStringArray(KEY_CDMA_ROAMING_NETWORKS_STRING_ARRAY, null);
1149        sDefaults.putStringArray(KEY_CDMA_NONROAMING_NETWORKS_STRING_ARRAY, null);
1150        sDefaults.putStringArray(KEY_DIAL_STRING_REPLACE_STRING_ARRAY, null);
1151        sDefaults.putBoolean(KEY_FORCE_HOME_NETWORK_BOOL, false);
1152        sDefaults.putInt(KEY_GSM_DTMF_TONE_DELAY_INT, 0);
1153        sDefaults.putInt(KEY_IMS_DTMF_TONE_DELAY_INT, 0);
1154        sDefaults.putInt(KEY_CDMA_DTMF_TONE_DELAY_INT, 100);
1155        sDefaults.putInt(KEY_CDMA_3WAYCALL_FLASH_DELAY_INT , 0);
1156        sDefaults.putBoolean(KEY_SUPPORT_CONFERENCE_CALL_BOOL, true);
1157        sDefaults.putBoolean(KEY_SUPPORT_VIDEO_CONFERENCE_CALL_BOOL, false);
1158        sDefaults.putBoolean(KEY_EDITABLE_ENHANCED_4G_LTE_BOOL, true);
1159        sDefaults.putBoolean(KEY_HIDE_IMS_APN_BOOL, false);
1160        sDefaults.putBoolean(KEY_HIDE_PREFERRED_NETWORK_TYPE_BOOL, false);
1161        sDefaults.putBoolean(KEY_ALLOW_EMERGENCY_VIDEO_CALLS_BOOL, false);
1162        sDefaults.putBoolean(KEY_EDITABLE_WFC_MODE_BOOL, true);
1163        sDefaults.putStringArray(KEY_WFC_OPERATOR_ERROR_CODES_STRING_ARRAY, null);
1164        sDefaults.putInt(KEY_WFC_SPN_FORMAT_IDX_INT, 0);
1165        sDefaults.putInt(KEY_WFC_DATA_SPN_FORMAT_IDX_INT, 0);
1166        sDefaults.putString(KEY_WFC_EMERGENCY_ADDRESS_CARRIER_APP_STRING, "");
1167        sDefaults.putBoolean(KEY_CONFIG_WIFI_DISABLE_IN_ECBM, false);
1168        sDefaults.putBoolean(KEY_CARRIER_NAME_OVERRIDE_BOOL, false);
1169        sDefaults.putString(KEY_CARRIER_NAME_STRING, "");
1170
1171        // MMS defaults
1172        sDefaults.putBoolean(KEY_MMS_ALIAS_ENABLED_BOOL, false);
1173        sDefaults.putBoolean(KEY_MMS_ALLOW_ATTACH_AUDIO_BOOL, true);
1174        sDefaults.putBoolean(KEY_MMS_APPEND_TRANSACTION_ID_BOOL, false);
1175        sDefaults.putBoolean(KEY_MMS_GROUP_MMS_ENABLED_BOOL, true);
1176        sDefaults.putBoolean(KEY_MMS_MMS_DELIVERY_REPORT_ENABLED_BOOL, false);
1177        sDefaults.putBoolean(KEY_MMS_MMS_ENABLED_BOOL, true);
1178        sDefaults.putBoolean(KEY_MMS_MMS_READ_REPORT_ENABLED_BOOL, false);
1179        sDefaults.putBoolean(KEY_MMS_MULTIPART_SMS_ENABLED_BOOL, true);
1180        sDefaults.putBoolean(KEY_MMS_NOTIFY_WAP_MMSC_ENABLED_BOOL, false);
1181        sDefaults.putBoolean(KEY_MMS_SEND_MULTIPART_SMS_AS_SEPARATE_MESSAGES_BOOL, false);
1182        sDefaults.putBoolean(KEY_MMS_SHOW_CELL_BROADCAST_APP_LINKS_BOOL, true);
1183        sDefaults.putBoolean(KEY_MMS_SMS_DELIVERY_REPORT_ENABLED_BOOL, true);
1184        sDefaults.putBoolean(KEY_MMS_SUPPORT_HTTP_CHARSET_HEADER_BOOL, false);
1185        sDefaults.putBoolean(KEY_MMS_SUPPORT_MMS_CONTENT_DISPOSITION_BOOL, true);
1186        sDefaults.putBoolean(KEY_MMS_CLOSE_CONNECTION_BOOL, false);
1187        sDefaults.putInt(KEY_MMS_ALIAS_MAX_CHARS_INT, 48);
1188        sDefaults.putInt(KEY_MMS_ALIAS_MIN_CHARS_INT, 2);
1189        sDefaults.putInt(KEY_MMS_HTTP_SOCKET_TIMEOUT_INT, 60 * 1000);
1190        sDefaults.putInt(KEY_MMS_MAX_IMAGE_HEIGHT_INT, 480);
1191        sDefaults.putInt(KEY_MMS_MAX_IMAGE_WIDTH_INT, 640);
1192        sDefaults.putInt(KEY_MMS_MAX_MESSAGE_SIZE_INT, 300 * 1024);
1193        sDefaults.putInt(KEY_MMS_MESSAGE_TEXT_MAX_SIZE_INT, -1);
1194        sDefaults.putInt(KEY_MMS_RECIPIENT_LIMIT_INT, Integer.MAX_VALUE);
1195        sDefaults.putInt(KEY_MMS_SMS_TO_MMS_TEXT_LENGTH_THRESHOLD_INT, -1);
1196        sDefaults.putInt(KEY_MMS_SMS_TO_MMS_TEXT_THRESHOLD_INT, -1);
1197        sDefaults.putInt(KEY_MMS_SUBJECT_MAX_LENGTH_INT, 40);
1198        sDefaults.putString(KEY_MMS_EMAIL_GATEWAY_NUMBER_STRING, "");
1199        sDefaults.putString(KEY_MMS_HTTP_PARAMS_STRING, "");
1200        sDefaults.putString(KEY_MMS_NAI_SUFFIX_STRING, "");
1201        sDefaults.putString(KEY_MMS_UA_PROF_TAG_NAME_STRING, "x-wap-profile");
1202        sDefaults.putString(KEY_MMS_UA_PROF_URL_STRING, "");
1203        sDefaults.putString(KEY_MMS_USER_AGENT_STRING, "");
1204        sDefaults.putBoolean(KEY_ALLOW_NON_EMERGENCY_CALLS_IN_ECM_BOOL, true);
1205        sDefaults.putBoolean(KEY_USE_RCS_PRESENCE_BOOL, false);
1206        sDefaults.putBoolean(KEY_FORCE_IMEI_BOOL, false);
1207        sDefaults.putInt(KEY_CDMA_ROAMING_MODE_INT, CDMA_ROAMING_MODE_RADIO_DEFAULT);
1208
1209        // Carrier Signalling Receivers
1210        sDefaults.putStringArray(KEY_SIGNAL_REDIRECTION_RECEIVER_STRING_ARRAY, null);
1211        sDefaults.putStringArray(KEY_SIGNAL_DCFAILURE_RECEIVER_STRING_ARRAY, null);
1212        sDefaults.putStringArray(KEY_SIGNAL_PCO_RECEIVER_STRING_ARRAY, null);
1213        sDefaults.putString(KEY_CARRIER_SETUP_APP_STRING, "");
1214
1215        // Rat families: {GPRS, EDGE}, {EVDO, EVDO_A, EVDO_B}, {UMTS, HSPA, HSDPA, HSUPA, HSPAP},
1216        // {LTE, LTE_CA}
1217        // Order is important - lowest precidence first
1218        sDefaults.putStringArray(KEY_RATCHET_RAT_FAMILIES,
1219                new String[]{"1,2","7,8,12","3,11,9,10,15","14,19"});
1220        sDefaults.putBoolean(KEY_TREAT_DOWNGRADED_VIDEO_CALLS_AS_VIDEO_CALLS_BOOL, false);
1221        sDefaults.putBoolean(KEY_DROP_VIDEO_CALL_WHEN_ANSWERING_AUDIO_CALL_BOOL, false);
1222        sDefaults.putBoolean(KEY_ALLOW_MERGE_WIFI_CALLS_WHEN_VOWIFI_OFF_BOOL, true);
1223        sDefaults.putBoolean(KEY_ALLOW_ADD_CALL_DURING_VIDEO_CALL_BOOL, true);
1224        sDefaults.putBoolean(KEY_WIFI_CALLS_CAN_BE_HD_AUDIO, true);
1225        sDefaults.putBoolean(KEY_VIDEO_CALLS_CAN_BE_HD_AUDIO, true);
1226
1227        sDefaults.putStringArray(KEY_IMS_REASONINFO_MAPPING_STRING_ARRAY, null);
1228        sDefaults.putBoolean(KEY_ENHANCED_4G_LTE_TITLE_VARIANT_BOOL, false);
1229        sDefaults.putBoolean(KEY_NOTIFY_VT_HANDOVER_TO_WIFI_FAILURE_BOOL, false);
1230        sDefaults.putStringArray(FILTERED_CNAP_NAMES_STRING_ARRAY, null);
1231        sDefaults.putBoolean(KEY_EDITABLE_WFC_ROAMING_MODE_BOOL, false);
1232    }
1233
1234    /**
1235     * Gets the configuration values for a particular subscription, which is associated with a
1236     * specific SIM card. If an invalid subId is used, the returned config will contain default
1237     * values.
1238     *
1239     * <p>Requires Permission:
1240     * {@link android.Manifest.permission#READ_PHONE_STATE READ_PHONE_STATE}
1241     *
1242     * @param subId the subscription ID, normally obtained from {@link SubscriptionManager}.
1243     * @return A {@link PersistableBundle} containing the config for the given subId, or default
1244     *         values for an invalid subId.
1245     */
1246    @Nullable
1247    public PersistableBundle getConfigForSubId(int subId) {
1248        try {
1249            ICarrierConfigLoader loader = getICarrierConfigLoader();
1250            if (loader == null) {
1251                Rlog.w(TAG, "Error getting config for subId " + subId
1252                        + " ICarrierConfigLoader is null");
1253                return null;
1254            }
1255            return loader.getConfigForSubId(subId);
1256        } catch (RemoteException ex) {
1257            Rlog.e(TAG, "Error getting config for subId " + subId + ": "
1258                    + ex.toString());
1259        }
1260        return null;
1261    }
1262
1263    /**
1264     * Gets the configuration values for the default subscription.
1265     *
1266     * <p>Requires Permission:
1267     * {@link android.Manifest.permission#READ_PHONE_STATE READ_PHONE_STATE}
1268     *
1269     * @see #getConfigForSubId
1270     */
1271    @Nullable
1272    public PersistableBundle getConfig() {
1273        return getConfigForSubId(SubscriptionManager.getDefaultSubscriptionId());
1274    }
1275
1276    /**
1277     * Calling this method triggers telephony services to fetch the current carrier configuration.
1278     * <p>
1279     * Normally this does not need to be called because the platform reloads config on its own.
1280     * This should be called by a carrier service app if it wants to update config at an arbitrary
1281     * moment.
1282     * </p>
1283     * <p>Requires that the calling app has carrier privileges.
1284     * @see #hasCarrierPrivileges
1285     * <p>
1286     * This method returns before the reload has completed, and
1287     * {@link android.service.carrier.CarrierService#onLoadConfig} will be called from an
1288     * arbitrary thread.
1289     * </p>
1290     */
1291    public void notifyConfigChangedForSubId(int subId) {
1292        try {
1293            ICarrierConfigLoader loader = getICarrierConfigLoader();
1294            if (loader == null) {
1295                Rlog.w(TAG, "Error reloading config for subId=" + subId
1296                        + " ICarrierConfigLoader is null");
1297                return;
1298            }
1299            loader.notifyConfigChangedForSubId(subId);
1300        } catch (RemoteException ex) {
1301            Rlog.e(TAG, "Error reloading config for subId=" + subId + ": " + ex.toString());
1302        }
1303    }
1304
1305    /**
1306     * Request the carrier config loader to update the cofig for phoneId.
1307     * <p>
1308     * Depending on simState, the config may be cleared or loaded from config app. This is only used
1309     * by SubscriptionInfoUpdater.
1310     * </p>
1311     *
1312     * @hide
1313     */
1314    @SystemApi
1315    public void updateConfigForPhoneId(int phoneId, String simState) {
1316        try {
1317            ICarrierConfigLoader loader = getICarrierConfigLoader();
1318            if (loader == null) {
1319                Rlog.w(TAG, "Error updating config for phoneId=" + phoneId
1320                        + " ICarrierConfigLoader is null");
1321                return;
1322            }
1323            loader.updateConfigForPhoneId(phoneId, simState);
1324        } catch (RemoteException ex) {
1325            Rlog.e(TAG, "Error updating config for phoneId=" + phoneId + ": " + ex.toString());
1326        }
1327    }
1328
1329    /**
1330     * Returns a new bundle with the default value for every supported configuration variable.
1331     *
1332     * @hide
1333     */
1334    @NonNull
1335    @SystemApi
1336    public static PersistableBundle getDefaultConfig() {
1337        return new PersistableBundle(sDefaults);
1338    }
1339
1340    /** @hide */
1341    @Nullable
1342    private ICarrierConfigLoader getICarrierConfigLoader() {
1343        return ICarrierConfigLoader.Stub
1344                .asInterface(ServiceManager.getService(Context.CARRIER_CONFIG_SERVICE));
1345    }
1346}
1347