CarrierConfigManager.java revision f1adc1db84084054637701dc8e759f07873d61d4
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     * This flag specifies whether VoLTE availability is based on provisioning. By default this is
61     * false.
62     */
63    public static final String
64            KEY_CARRIER_VOLTE_PROVISIONED_BOOL = "carrier_volte_provisioned_bool";
65
66    /**
67     * Flag indicating whether the Phone app should ignore EVENT_SIM_NETWORK_LOCKED
68     * events from the Sim.
69     * If true, this will prevent the IccNetworkDepersonalizationPanel from being shown, and
70     * effectively disable the "Sim network lock" feature.
71     */
72    public static final String
73            KEY_IGNORE_SIM_NETWORK_LOCKED_EVENTS_BOOL = "ignore_sim_network_locked_events_bool";
74
75    /**
76     * When checking if a given number is the voicemail number, if this flag is true
77     * then in addition to comparing the given number to the voicemail number, we also compare it
78     * to the mdn. If this flag is false, the given number is only compared to the voicemail number.
79     * By default this value is false.
80     */
81    public static final String KEY_MDN_IS_ADDITIONAL_VOICEMAIL_NUMBER_BOOL =
82            "mdn_is_additional_voicemail_number_bool";
83
84    /**
85     * Flag indicating whether the Phone app should provide a "Dismiss" button on the SIM network
86     * unlock screen. The default value is true. If set to false, there will be *no way* to dismiss
87     * the SIM network unlock screen if you don't enter the correct unlock code. (One important
88     * consequence: there will be no way to make an Emergency Call if your SIM is network-locked and
89     * you don't know the PIN.)
90     */
91    public static final String
92            KEY_SIM_NETWORK_UNLOCK_ALLOW_DISMISS_BOOL = "sim_network_unlock_allow_dismiss_bool";
93
94    /** Flag indicating if the phone is a world phone */
95    public static final String KEY_WORLD_PHONE_BOOL = "world_phone_bool";
96
97    /**
98     * Flag to require or skip entitlement checks.
99     * If true, entitlement checks will be executed if device has been configured for it,
100     * If false, entitlement checks will be skipped.
101     */
102    public static final String
103            KEY_REQUIRE_ENTITLEMENT_CHECKS_BOOL = "require_entitlement_checks_bool";
104
105    /**
106     * Flag indicating whether radio is to be restarted on error PDP_FAIL_REGULAR_DEACTIVATION
107     * This is false by default.
108     */
109    public static final String
110            KEY_RESTART_RADIO_ON_PDP_FAIL_REGULAR_DEACTIVATION_BOOL =
111                    "restart_radio_on_pdp_fail_regular_deactivation_bool";
112
113    /**
114     * If true, enable vibration (haptic feedback) for key presses in the EmergencyDialer activity.
115     * The pattern is set on a per-platform basis using config_virtualKeyVibePattern. To be
116     * consistent with the regular Dialer, this value should agree with the corresponding values
117     * from config.xml under apps/Contacts.
118     */
119    public static final String
120            KEY_ENABLE_DIALER_KEY_VIBRATION_BOOL = "enable_dialer_key_vibration_bool";
121
122    /** Flag indicating if dtmf tone type is enabled */
123    public static final String KEY_DTMF_TYPE_ENABLED_BOOL = "dtmf_type_enabled_bool";
124
125    /** Flag indicating if auto retry is enabled */
126    public static final String KEY_AUTO_RETRY_ENABLED_BOOL = "auto_retry_enabled_bool";
127
128    /**
129     * Determine whether we want to play local DTMF tones in a call, or just let the radio/BP handle
130     * playing of the tones.
131     */
132    public static final String KEY_ALLOW_LOCAL_DTMF_TONES_BOOL = "allow_local_dtmf_tones_bool";
133
134    /**
135     * Determines if the carrier requires converting the destination number before sending out an
136     * SMS. Certain networks and numbering plans require different formats.
137     */
138    public static final String KEY_SMS_REQUIRES_DESTINATION_NUMBER_CONVERSION_BOOL=
139            "sms_requires_destination_number_conversion_bool";
140
141    /**
142     * If true, show an onscreen "Dial" button in the dialer. In practice this is used on all
143     * platforms, even the ones with hard SEND/END keys, but for maximum flexibility it's controlled
144     * by a flag here (which can be overridden on a per-product basis.)
145     */
146    public static final String KEY_SHOW_ONSCREEN_DIAL_BUTTON_BOOL = "show_onscreen_dial_button_bool";
147
148    /** Determines if device implements a noise suppression device for in call audio. */
149    public static final String
150            KEY_HAS_IN_CALL_NOISE_SUPPRESSION_BOOL = "has_in_call_noise_suppression_bool";
151
152    /**
153     * Determines if the current device should allow emergency numbers to be logged in the Call Log.
154     * (Some carriers require that emergency calls *not* be logged, presumably to avoid the risk of
155     * accidental redialing from the call log UI. This is a good idea, so the default here is
156     * false.)
157     */
158    public static final String
159            KEY_ALLOW_EMERGENCY_NUMBERS_IN_CALL_LOG_BOOL = "allow_emergency_numbers_in_call_log_bool";
160
161    /** If true, removes the Voice Privacy option from Call Settings */
162    public static final String KEY_VOICE_PRIVACY_DISABLE_UI_BOOL = "voice_privacy_disable_ui_bool";
163
164    /** Control whether users can reach the carrier portions of Cellular Network Settings. */
165    public static final String
166            KEY_HIDE_CARRIER_NETWORK_SETTINGS_BOOL = "hide_carrier_network_settings_bool";
167
168    /**
169     * Control whether users receive a simplified network settings UI and improved network
170     * selection.
171     * @hide
172     */
173    public static final String
174            KEY_SIMPLIFIED_NETWORK_SETTINGS_BOOL = "simplified_network_settings_bool";
175
176    /** Control whether users can reach the SIM lock settings. */
177    public static final String
178            KEY_HIDE_SIM_LOCK_SETTINGS_BOOL = "hide_sim_lock_settings_bool";
179
180    /** Control whether users can edit APNs in Settings. */
181    public static final String KEY_APN_EXPAND_BOOL = "apn_expand_bool";
182
183    /** Control whether users can choose a network operator. */
184    public static final String KEY_OPERATOR_SELECTION_EXPAND_BOOL = "operator_selection_expand_bool";
185
186    /** Used in Cellular Network Settings for preferred network type. */
187    public static final String KEY_PREFER_2G_BOOL = "prefer_2g_bool";
188
189    /** Show cdma network mode choices 1x, 3G, global etc. */
190    public static final String KEY_SHOW_CDMA_CHOICES_BOOL = "show_cdma_choices_bool";
191
192    /** CDMA activation goes through HFA */
193    public static final String KEY_USE_HFA_FOR_PROVISIONING_BOOL = "use_hfa_for_provisioning_bool";
194
195    /**
196     * CDMA activation goes through OTASP.
197     * <p>
198     * TODO: This should be combined with config_use_hfa_for_provisioning and implemented as an enum
199     * (NONE, HFA, OTASP).
200     */
201    public static final String KEY_USE_OTASP_FOR_PROVISIONING_BOOL = "use_otasp_for_provisioning_bool";
202
203    /** Display carrier settings menu if true */
204    public static final String KEY_CARRIER_SETTINGS_ENABLE_BOOL = "carrier_settings_enable_bool";
205
206    /** Does not display additional call seting for IMS phone based on GSM Phone */
207    public static final String KEY_ADDITIONAL_CALL_SETTING_BOOL = "additional_call_setting_bool";
208
209    /** Show APN Settings for some CDMA carriers */
210    public static final String KEY_SHOW_APN_SETTING_CDMA_BOOL = "show_apn_setting_cdma_bool";
211
212    /** After a CDMA conference call is merged, the swap button should be displayed. */
213    public static final String KEY_SUPPORT_SWAP_AFTER_MERGE_BOOL = "support_swap_after_merge_bool";
214
215    /**
216     * Since the default voicemail number is empty, if a SIM card does not have a voicemail number
217     * available the user cannot use voicemail. This flag allows the user to edit the voicemail
218     * number in such cases, and is false by default.
219     */
220    public static final String KEY_EDITABLE_VOICEMAIL_NUMBER_BOOL= "editable_voicemail_number_bool";
221
222    /**
223     * Determine whether the voicemail notification is persistent in the notification bar. If true,
224     * the voicemail notifications cannot be dismissed from the notification bar.
225     */
226    public static final String
227            KEY_VOICEMAIL_NOTIFICATION_PERSISTENT_BOOL = "voicemail_notification_persistent_bool";
228
229    /** For IMS video over LTE calls, determines whether video pause signalling is supported. */
230    public static final String
231            KEY_SUPPORT_PAUSE_IMS_VIDEO_CALLS_BOOL = "support_pause_ims_video_calls_bool";
232
233    /**
234     * Disables dialing "*228" (OTASP provisioning) on CDMA carriers where it is not supported or is
235     * potentially harmful by locking the SIM to 3G.
236     */
237    public static final String
238            KEY_DISABLE_CDMA_ACTIVATION_CODE_BOOL = "disable_cdma_activation_code_bool";
239
240    /**
241     * List of RIL radio technologies (See {@link ServiceState} {@code RIL_RADIO_TECHNOLOGY_*}
242     * constants) which support only a single data connection at a time. Some carriers do not
243     * support multiple pdp on UMTS.
244     */
245    public static final String
246            KEY_ONLY_SINGLE_DC_ALLOWED_INT_ARRAY = "only_single_dc_allowed_int_array";
247
248    /**
249     * Override the platform's notion of a network operator being considered roaming.
250     * Value is string array of MCCMNCs to be considered roaming for 3GPP RATs.
251     */
252    public static final String
253            KEY_GSM_ROAMING_NETWORKS_STRING_ARRAY = "gsm_roaming_networks_string_array";
254
255    /**
256     * Override the platform's notion of a network operator being considered not roaming.
257     * Value is string array of MCCMNCs to be considered not roaming for 3GPP RATs.
258     */
259    public static final String
260            KEY_GSM_NONROAMING_NETWORKS_STRING_ARRAY = "gsm_nonroaming_networks_string_array";
261
262    /**
263     * Override the platform's notion of a network operator being considered roaming.
264     * Value is string array of SIDs to be considered roaming for 3GPP2 RATs.
265     */
266    public static final String
267            KEY_CDMA_ROAMING_NETWORKS_STRING_ARRAY = "cdma_roaming_networks_string_array";
268
269    /**
270     * Override the platform's notion of a network operator being considered non roaming.
271     * Value is string array of SIDs to be considered not roaming for 3GPP2 RATs.
272     */
273    public static final String
274            KEY_CDMA_NONROAMING_NETWORKS_STRING_ARRAY = "cdma_nonroaming_networks_string_array";
275
276    /**
277     * Override the platform's notion of a network operator being considered non roaming.
278     * If true all networks are considered as home network a.k.a non-roaming.  When false,
279     * the 2 pairs of CMDA and GSM roaming/non-roaming arrays are consulted.
280     *
281     * @see KEY_GSM_ROAMING_NETWORKS_STRING_ARRAY
282     * @see KEY_GSM_NONROAMING_NETWORKS_STRING_ARRAY
283     * @see KEY_CDMA_ROAMING_NETWORKS_STRING_ARRAY
284     * @see KEY_CDMA_NONROAMING_NETWORKS_STRING_ARRAY
285     */
286    public static final String
287            KEY_FORCE_HOME_NETWORK_BOOL = "force_home_network_bool";
288
289    /**
290     * Flag specifying whether VoLTE should be available for carrier, independent of carrier
291     * provisioning. If false: hard disabled. If true: then depends on carrier provisioning,
292     * availability, etc.
293     */
294    public static final String KEY_CARRIER_VOLTE_AVAILABLE_BOOL = "carrier_volte_available_bool";
295
296    /**
297     * Flag specifying whether video telephony is available for carrier. If false: hard disabled.
298     * If true: then depends on carrier provisioning, availability, etc.
299     */
300    public static final String KEY_CARRIER_VT_AVAILABLE_BOOL = "carrier_vt_available_bool";
301
302    /**
303     * Flag specifying whether the carrier wants to notify the user when a VT call has been handed
304     * over from WIFI to LTE.
305     * <p>
306     * The handover notification is sent as a
307     * {@link TelephonyManager#EVENT_HANDOVER_VIDEO_FROM_WIFI_TO_LTE}
308     * {@link android.telecom.Connection} event, which an {@link android.telecom.InCallService}
309     * should use to trigger the display of a user-facing message.
310     * <p>
311     * The Connection event is sent to the InCallService only once, the first time it occurs.
312     * @hide
313     */
314    public static final String KEY_NOTIFY_HANDOVER_VIDEO_FROM_WIFI_TO_LTE_BOOL =
315            "notify_handover_video_from_wifi_to_lte_bool";
316
317    /**
318     * Flag specifying whether the carrier supports downgrading a video call (tx, rx or tx/rx)
319     * directly to an audio call.
320     * @hide
321     */
322    public static final String KEY_SUPPORT_DOWNGRADE_VT_TO_AUDIO_BOOL =
323            "support_downgrade_vt_to_audio_bool";
324
325    /**
326     * Where there is no preloaded voicemail number on a SIM card, specifies the carrier's default
327     * voicemail number.
328     * When empty string, no default voicemail number is specified.
329     */
330    public static final String KEY_DEFAULT_VM_NUMBER_STRING = "default_vm_number_string";
331
332    /**
333     * Flag indicating whether we should downgrade/terminate VT calls and disable VT when
334     * data enabled changed (e.g. reach data limit or turn off data).
335     * @hide
336     */
337    public static final String KEY_IGNORE_DATA_ENABLED_CHANGED_FOR_VIDEO_CALLS =
338            "ignore_data_enabled_changed_for_video_calls";
339
340    /**
341     * Flag specifying whether WFC over IMS should be available for carrier: independent of
342     * carrier provisioning. If false: hard disabled. If true: then depends on carrier
343     * provisioning, availability etc.
344     */
345    public static final String KEY_CARRIER_WFC_IMS_AVAILABLE_BOOL = "carrier_wfc_ims_available_bool";
346
347    /**
348     * Specifies a map from dialstrings to replacements for roaming network service numbers which
349     * cannot be replaced on the carrier side.
350     * <p>
351     * Individual entries have the format:
352     * [dialstring to replace]:[replacement]
353     */
354    public static final String KEY_DIAL_STRING_REPLACE_STRING_ARRAY =
355            "dial_string_replace_string_array";
356
357    /**
358     * Flag specifying whether WFC over IMS supports the "wifi only" option.  If false, the wifi
359     * calling settings will not include an option for "wifi only".  If true, the wifi calling
360     * settings will include an option for "wifi only"
361     * <p>
362     * By default, it is assumed that WFC supports "wifi only".
363     */
364    public static final String KEY_CARRIER_WFC_SUPPORTS_WIFI_ONLY_BOOL =
365            "carrier_wfc_supports_wifi_only_bool";
366
367    /**
368     * Default WFC_IMS_MODE for home network   0: WIFI_ONLY
369     *                                         1: CELLULAR_PREFERRED
370     *                                         2: WIFI_PREFERRED
371     * @hide
372     */
373    public static final String KEY_CARRIER_DEFAULT_WFC_IMS_MODE_INT =
374            "carrier_default_wfc_ims_mode_int";
375
376    /**
377     * Default WFC_IMS_MODE for roaming
378     * See {@link KEY_CARRIER_DEFAULT_WFC_IMS_MODE_INT} for valid values.
379     *
380     * @hide
381     */
382    public static final String KEY_CARRIER_DEFAULT_WFC_IMS_ROAMING_MODE_INT =
383            "carrier_default_wfc_ims_roaming_mode_int";
384
385    /**
386     * Default WFC_IMS_enabled: true VoWiFi by default is on
387     *                          false VoWiFi by default is off
388     * @hide
389     */
390    public static final String KEY_CARRIER_DEFAULT_WFC_IMS_ENABLED_BOOL =
391            "carrier_default_wfc_ims_enabled_bool";
392
393    /**
394     * Default WFC_IMS_roaming_enabled: true VoWiFi roaming by default is on
395     *                                  false VoWiFi roaming by default is off
396     * @hide
397     */
398    public static final String KEY_CARRIER_DEFAULT_WFC_IMS_ROAMING_ENABLED_BOOL =
399            "carrier_default_wfc_ims_roaming_enabled_bool";
400
401    /**
402     * Flag indicating whether failed calls due to no service should prompt the user to enable
403     * WIFI calling.  When {@code true}, if the user attempts to establish a call when there is no
404     * service available, they are connected to WIFI, and WIFI calling is disabled, a different
405     * call failure message will be used to encourage the user to enable WIFI calling.
406     * @hide
407     */
408    public static final String KEY_CARRIER_PROMOTE_WFC_ON_CALL_FAIL_BOOL =
409            "carrier_promote_wfc_on_call_fail_bool";
410
411    /** Flag specifying whether provisioning is required for VOLTE. */
412    public static final String KEY_CARRIER_VOLTE_PROVISIONING_REQUIRED_BOOL
413            = "carrier_volte_provisioning_required_bool";
414
415    /** Flag specifying whether VoLTE TTY is supported. */
416    public static final String KEY_CARRIER_VOLTE_TTY_SUPPORTED_BOOL
417            = "carrier_volte_tty_supported_bool";
418
419    /**
420     * Flag specifying whether IMS service can be turned off. If false then the service will not be
421     * turned-off completely, but individual features can be disabled.
422     */
423    public static final String KEY_CARRIER_ALLOW_TURNOFF_IMS_BOOL
424            = "carrier_allow_turnoff_ims_bool";
425
426    /**
427     * Flag specifying whether Generic Bootstrapping Architecture capable SIM is required for IMS.
428     */
429    public static final String KEY_CARRIER_IMS_GBA_REQUIRED_BOOL
430            = "carrier_ims_gba_required_bool";
431
432    /**
433     * Flag specifying whether IMS instant lettering is available for the carrier.  {@code True} if
434     * instant lettering is available for the carrier, {@code false} otherwise.
435     */
436    public static final String KEY_CARRIER_INSTANT_LETTERING_AVAILABLE_BOOL =
437            "carrier_instant_lettering_available_bool";
438
439    /*
440     * Flag specifying whether IMS should be the first phone attempted for E911 even if the
441     * phone is not in service.
442     */
443    public static final String KEY_CARRIER_USE_IMS_FIRST_FOR_EMERGENCY_BOOL
444            = "carrier_use_ims_first_for_emergency_bool";
445
446    /**
447     * When IMS instant lettering is available for a carrier (see
448     * {@link #KEY_CARRIER_INSTANT_LETTERING_AVAILABLE_BOOL}), determines the list of characters
449     * which may not be contained in messages.  Should be specified as a regular expression suitable
450     * for use with {@link String#matches(String)}.
451     */
452    public static final String KEY_CARRIER_INSTANT_LETTERING_INVALID_CHARS_STRING =
453            "carrier_instant_lettering_invalid_chars_string";
454
455    /**
456     * When IMS instant lettering is available for a carrier (see
457     * {@link #KEY_CARRIER_INSTANT_LETTERING_AVAILABLE_BOOL}), determines a list of characters which
458     * must be escaped with a backslash '\' character.  Should be specified as a string containing
459     * the characters to be escaped.  For example to escape quote and backslash the string would be
460     * a quote and a backslash.
461     */
462    public static final String KEY_CARRIER_INSTANT_LETTERING_ESCAPED_CHARS_STRING =
463            "carrier_instant_lettering_escaped_chars_string";
464
465    /**
466     * When IMS instant lettering is available for a carrier (see
467     * {@link #KEY_CARRIER_INSTANT_LETTERING_AVAILABLE_BOOL}), determines the character encoding
468     * which will be used when determining the length of messages.  Used in the InCall UI to limit
469     * the number of characters the user may type.  If empty-string, the instant lettering
470     * message size limit will be enforced on a 1:1 basis.  That is, each character will count
471     * towards the messages size limit as a single bye.  If a character encoding is specified, the
472     * message size limit will be based on the number of bytes in the message per the specified
473     * encoding.
474     */
475    public static final String KEY_CARRIER_INSTANT_LETTERING_ENCODING_STRING =
476            "carrier_instant_lettering_encoding_string";
477
478    /**
479     * When IMS instant lettering is available for a carrier (see
480     * {@link #KEY_CARRIER_INSTANT_LETTERING_AVAILABLE_BOOL}), the length limit for messages.  Used
481     * in the InCall UI to ensure the user cannot enter more characters than allowed by the carrier.
482     * See also {@link #KEY_CARRIER_INSTANT_LETTERING_ENCODING_STRING} for more information on how
483     * the length of the message is calculated.
484     */
485    public static final String KEY_CARRIER_INSTANT_LETTERING_LENGTH_LIMIT_INT =
486            "carrier_instant_lettering_length_limit_int";
487
488    /**
489     * If Voice Radio Technology is RIL_RADIO_TECHNOLOGY_LTE:14 or RIL_RADIO_TECHNOLOGY_UNKNOWN:0
490     * this is the value that should be used instead. A configuration value of
491     * RIL_RADIO_TECHNOLOGY_UNKNOWN:0 means there is no replacement value and that the default
492     * assumption for phone type (GSM) should be used.
493     */
494    public static final String KEY_VOLTE_REPLACEMENT_RAT_INT = "volte_replacement_rat_int";
495
496    /**
497     * The default sim call manager to use when the default dialer doesn't implement one. A sim call
498     * manager can control and route outgoing and incoming phone calls, even if they're placed
499     * using another connection service (PSTN, for example).
500     */
501    public static final String KEY_DEFAULT_SIM_CALL_MANAGER_STRING = "default_sim_call_manager_string";
502
503    /**
504     * The default flag specifying whether ETWS/CMAS test setting is forcibly disabled in
505     * Settings->More->Emergency broadcasts menu even though developer options is turned on.
506     */
507    public static final String KEY_CARRIER_FORCE_DISABLE_ETWS_CMAS_TEST_BOOL =
508            "carrier_force_disable_etws_cmas_test_bool";
509
510    /**
511     * The default flag specifying whether "Turn on Notifications" option will be always shown in
512     * Settings->More->Emergency broadcasts menu regardless developer options is turned on or not.
513     */
514    public static final String KEY_ALWAYS_SHOW_EMERGENCY_ALERT_ONOFF_BOOL =
515            "always_show_emergency_alert_onoff_bool";
516
517    /**
518     * The flag to disable cell broadcast severe alert when extreme alert is disabled.
519     * @hide
520     */
521    public static final String KEY_DISABLE_SEVERE_WHEN_EXTREME_DISABLED_BOOL =
522            "disable_severe_when_extreme_disabled_bool";
523
524    /**
525     * The message expiration time in milliseconds for duplicate detection purposes.
526     * @hide
527     */
528    public static final String KEY_MESSAGE_EXPIRATION_TIME_LONG =
529            "message_expiration_time_long";
530
531    /**
532     * The data call retry configuration for different types of APN.
533     * @hide
534     */
535    public static final String KEY_CARRIER_DATA_CALL_RETRY_CONFIG_STRINGS =
536            "carrier_data_call_retry_config_strings";
537
538    /**
539     * Delay between trying APN from the pool
540     * @hide
541     */
542    public static final String KEY_CARRIER_DATA_CALL_APN_DELAY_DEFAULT_LONG =
543            "carrier_data_call_apn_delay_default_long";
544
545    /**
546     * Faster delay between trying APN from the pool
547     * @hide
548     */
549    public static final String KEY_CARRIER_DATA_CALL_APN_DELAY_FASTER_LONG =
550            "carrier_data_call_apn_delay_faster_long";
551
552    /**
553     * Data call setup permanent failure causes by the carrier
554     */
555    public static final String KEY_CARRIER_DATA_CALL_PERMANENT_FAILURE_STRINGS =
556            "carrier_data_call_permanent_failure_strings";
557
558    /**
559     * Default APN types that are metered by the carrier
560     * @hide
561     */
562    public static final String KEY_CARRIER_METERED_APN_TYPES_STRINGS =
563            "carrier_metered_apn_types_strings";
564    /**
565     * Default APN types that are roamig-metered by the carrier
566     * @hide
567     */
568    public static final String KEY_CARRIER_METERED_ROAMING_APN_TYPES_STRINGS =
569            "carrier_metered_roaming_apn_types_strings";
570    /**
571     * CDMA carrier ERI (Enhanced Roaming Indicator) file name
572     * @hide
573     */
574    public static final String KEY_CARRIER_ERI_FILE_NAME_STRING =
575            "carrier_eri_file_name_string";
576
577    /* The following 3 fields are related to carrier visual voicemail. */
578
579    /**
580     * The carrier number mobile outgoing (MO) sms messages are sent to.
581     */
582    public static final String KEY_VVM_DESTINATION_NUMBER_STRING = "vvm_destination_number_string";
583
584    /**
585     * The port through which the mobile outgoing (MO) sms messages are sent through.
586     */
587    public static final String KEY_VVM_PORT_NUMBER_INT = "vvm_port_number_int";
588
589    /**
590     * The type of visual voicemail protocol the carrier adheres to. See {@link TelephonyManager}
591     * for possible values. For example {@link TelephonyManager#VVM_TYPE_OMTP}.
592     */
593    public static final String KEY_VVM_TYPE_STRING = "vvm_type_string";
594
595    /**
596     * Whether cellular data is required to access visual voicemail.
597     */
598    public static final String KEY_VVM_CELLULAR_DATA_REQUIRED_BOOL =
599        "vvm_cellular_data_required_bool";
600
601    /**
602     * Whether to prefetch audio data on new voicemail arrival, defaulted to true.
603     */
604    public static final String KEY_VVM_PREFETCH_BOOL = "vvm_prefetch_bool";
605
606    /**
607     * The package name of the carrier's visual voicemail app to ensure that dialer visual voicemail
608     * and carrier visual voicemail are not active at the same time.
609     */
610    public static final String KEY_CARRIER_VVM_PACKAGE_NAME_STRING = "carrier_vvm_package_name_string";
611
612    /**
613     * Flag specifying whether ICCID is showed in SIM Status screen, default to false.
614     */
615    public static final String KEY_SHOW_ICCID_IN_SIM_STATUS_BOOL = "show_iccid_in_sim_status_bool";
616
617    /**
618     * Flag specifying whether an additional (client initiated) intent needs to be sent on System
619     * update
620     */
621    public static final String KEY_CI_ACTION_ON_SYS_UPDATE_BOOL = "ci_action_on_sys_update_bool";
622
623    /**
624     * Intent to be sent for the additional action on System update
625     */
626    public static final String KEY_CI_ACTION_ON_SYS_UPDATE_INTENT_STRING =
627            "ci_action_on_sys_update_intent_string";
628
629    /**
630     * Extra to be included in the intent sent for additional action on System update
631     */
632    public static final String KEY_CI_ACTION_ON_SYS_UPDATE_EXTRA_STRING =
633            "ci_action_on_sys_update_extra_string";
634
635    /**
636     * Value of extra included in intent sent for additional action on System update
637     */
638    public static final String KEY_CI_ACTION_ON_SYS_UPDATE_EXTRA_VAL_STRING =
639            "ci_action_on_sys_update_extra_val_string";
640
641    /**
642     * Specifies the amount of gap to be added in millis between postdial DTMF tones. When a
643     * non-zero value is specified, the UE shall wait for the specified amount of time before it
644     * sends out successive DTMF tones on the network.
645     */
646    public static final String KEY_GSM_DTMF_TONE_DELAY_INT = "gsm_dtmf_tone_delay_int";
647
648    /**
649     * Specifies the amount of gap to be added in millis between DTMF tones. When a non-zero value
650     * is specified, the UE shall wait for the specified amount of time before it sends out
651     * successive DTMF tones on the network.
652     */
653    public static final String KEY_IMS_DTMF_TONE_DELAY_INT = "ims_dtmf_tone_delay_int";
654
655    /**
656     * Specifies the amount of gap to be added in millis between postdial DTMF tones. When a
657     * non-zero value is specified, the UE shall wait for the specified amount of time before it
658     * sends out successive DTMF tones on the network.
659     */
660    public static final String KEY_CDMA_DTMF_TONE_DELAY_INT = "cdma_dtmf_tone_delay_int";
661
662    /**
663     * Determines whether conference calls are supported by a carrier.  When {@code true},
664     * conference calling is supported, {@code false otherwise}.
665     */
666    public static final String KEY_SUPPORT_CONFERENCE_CALL_BOOL = "support_conference_call_bool";
667
668    /**
669     * Determines whether a maximum size limit for IMS conference calls is enforced on the device.
670     * When {@code true}, IMS conference calls will be limited to at most
671     * {@link #KEY_IMS_CONFERENCE_SIZE_LIMIT_INT} participants.  When {@code false}, no attempt is made
672     * to limit the number of participants in a conference (the carrier will raise an error when an
673     * attempt is made to merge too many participants into a conference).
674     */
675    public static final String KEY_IS_IMS_CONFERENCE_SIZE_ENFORCED_BOOL =
676            "is_ims_conference_size_enforced_bool";
677
678    /**
679     * Determines the maximum number of participants the carrier supports for a conference call.
680     * This number is exclusive of the current device.  A conference between 3 devices, for example,
681     * would have a size limit of 2 participants.
682     * Enforced when {@link #KEY_IS_IMS_CONFERENCE_SIZE_ENFORCED_BOOL} is {@code true}.
683     */
684    public static final String KEY_IMS_CONFERENCE_SIZE_LIMIT_INT = "ims_conference_size_limit_int";
685
686    /**
687     * Determines whether High Definition audio property is displayed in the dialer UI.
688     * If {@code false}, remove the HD audio property from the connection so that HD audio related
689     * UI is not displayed. If {@code true}, keep HD audio property as it is configured.
690     * @hide
691     */
692    public static final String KEY_DISPLAY_HD_AUDIO_PROPERTY_BOOL =
693            "display_hd_audio_property_bool";
694
695    /**
696     * Determines whether video conference calls are supported by a carrier.  When {@code true},
697     * video calls can be merged into conference calls, {@code false} otherwiwse.
698     * <p>
699     * Note: even if video conference calls are not supported, audio calls may be merged into a
700     * conference if {@link #KEY_SUPPORT_CONFERENCE_CALL_BOOL} is {@code true}.
701     * @hide
702     */
703    public static final String KEY_SUPPORT_VIDEO_CONFERENCE_CALL_BOOL =
704            "support_video_conference_call_bool";
705
706    /**
707     * Determine whether user can toggle Enhanced 4G LTE Mode in Settings.
708     */
709    public static final String KEY_EDITABLE_ENHANCED_4G_LTE_BOOL = "editable_enhanced_4g_lte_bool";
710
711    /**
712     * Determine whether IMS apn can be shown.
713     */
714    public static final String KEY_HIDE_IMS_APN_BOOL = "hide_ims_apn_bool";
715
716    /**
717     * Determine whether preferred network type can be shown.
718     */
719    public static final String KEY_HIDE_PREFERRED_NETWORK_TYPE_BOOL = "hide_preferred_network_type_bool";
720
721    /**
722     * Determine whether user can switch Wi-Fi preferred or Cellular preferred in calling preference.
723     * Some operators support Wi-Fi Calling only, not VoLTE.
724     * They don't need "Cellular preferred" option.
725     * In this case, set uneditalbe attribute for preferred preference.
726     * @hide
727     */
728    public static final String KEY_EDITABLE_WFC_MODE_BOOL = "editable_wfc_mode_bool";
729
730     /**
731      * Flag to indicate if Wi-Fi needs to be disabled in ECBM
732      * @hide
733      **/
734     public static final String
735              KEY_CONFIG_WIFI_DISABLE_IN_ECBM = "config_wifi_disable_in_ecbm";
736
737    /**
738     * List operator-specific error codes and indices of corresponding error strings in
739     * wfcOperatorErrorAlertMessages and wfcOperatorErrorNotificationMessages.
740     *
741     * Example: "REG09|0" specifies error code "REG09" and index "0". This index will be
742     * used to find alert and notification messages in wfcOperatorErrorAlertMessages and
743     * wfcOperatorErrorNotificationMessages.
744     *
745     * @hide
746     */
747    public static final String KEY_WFC_OPERATOR_ERROR_CODES_STRING_ARRAY =
748            "wfc_operator_error_codes_string_array";
749
750    /**
751     * Indexes of SPN format strings in wfcSpnFormats and wfcDataSpnFormats.
752     * @hide
753     */
754    public static final String KEY_WFC_SPN_FORMAT_IDX_INT = "wfc_spn_format_idx_int";
755    /** @hide */
756    public static final String KEY_WFC_DATA_SPN_FORMAT_IDX_INT = "wfc_data_spn_format_idx_int";
757
758    /**
759     * The Component Name of the activity that can setup the emergency addrees for WiFi Calling
760     * as per carrier requirement.
761     * @hide
762     */
763     public static final String KEY_WFC_EMERGENCY_ADDRESS_CARRIER_APP_STRING =
764            "wfc_emergency_address_carrier_app_string";
765
766    /**
767     * Boolean to decide whether to use #KEY_CARRIER_NAME_STRING from CarrierConfig app.
768     * @hide
769     */
770    public static final String KEY_CARRIER_NAME_OVERRIDE_BOOL = "carrier_name_override_bool";
771
772    /**
773     * String to identify carrier name in CarrierConfig app. This string is used only if
774     * #KEY_CARRIER_NAME_OVERRIDE_BOOL is true
775     * @hide
776     */
777    public static final String KEY_CARRIER_NAME_STRING = "carrier_name_string";
778
779    /**
780     * If this is true, the SIM card (through Customer Service Profile EF file) will be able to
781     * prevent manual operator selection. If false, this SIM setting will be ignored and manual
782     * operator selection will always be available. See CPHS4_2.WW6, CPHS B.4.7.1 for more
783     * information
784     */
785    public static final String KEY_CSP_ENABLED_BOOL = "csp_enabled_bool";
786
787    /**
788     * Allow user to add APNs
789     */
790    public static final String KEY_ALLOW_ADDING_APNS_BOOL = "allow_adding_apns_bool";
791
792    /**
793     * APN types that user is not allowed to modify
794     * @hide
795     */
796    public static final String KEY_READ_ONLY_APN_TYPES_STRING_ARRAY =
797            "read_only_apn_types_string_array";
798
799    /**
800     * APN fields that user is not allowed to modify
801     * @hide
802     */
803    public static final String KEY_READ_ONLY_APN_FIELDS_STRING_ARRAY =
804            "read_only_apn_fields_string_array";
805
806    /**
807     * Boolean indicating if intent for emergency call state changes should be broadcast
808     * @hide
809     */
810    public static final String KEY_BROADCAST_EMERGENCY_CALL_STATE_CHANGES_BOOL =
811            "broadcast_emergency_call_state_changes_bool";
812
813    /**
814     * Cell broadcast additional channels enbled by the carrier
815     * @hide
816     */
817    public static final String KEY_CARRIER_ADDITIONAL_CBS_CHANNELS_STRINGS =
818            "carrier_additional_cbs_channels_strings";
819
820    /**
821      * Indicates whether STK LAUNCH_BROWSER command is disabled.
822      * If {@code true}, then the browser will not be launched
823      * on UI for the LAUNCH_BROWSER STK command.
824      * @hide
825      */
826    public static final String KEY_STK_DISABLE_LAUNCH_BROWSER_BOOL =
827            "stk_disable_launch_browser_bool";
828
829
830    // These variables are used by the MMS service and exposed through another API, {@link
831    // SmsManager}. The variable names and string values are copied from there.
832    public static final String KEY_MMS_ALIAS_ENABLED_BOOL = "aliasEnabled";
833    public static final String KEY_MMS_ALLOW_ATTACH_AUDIO_BOOL = "allowAttachAudio";
834    public static final String KEY_MMS_APPEND_TRANSACTION_ID_BOOL = "enabledTransID";
835    public static final String KEY_MMS_GROUP_MMS_ENABLED_BOOL = "enableGroupMms";
836    public static final String KEY_MMS_MMS_DELIVERY_REPORT_ENABLED_BOOL = "enableMMSDeliveryReports";
837    public static final String KEY_MMS_MMS_ENABLED_BOOL = "enabledMMS";
838    public static final String KEY_MMS_MMS_READ_REPORT_ENABLED_BOOL = "enableMMSReadReports";
839    public static final String KEY_MMS_MULTIPART_SMS_ENABLED_BOOL = "enableMultipartSMS";
840    public static final String KEY_MMS_NOTIFY_WAP_MMSC_ENABLED_BOOL = "enabledNotifyWapMMSC";
841    public static final String KEY_MMS_SEND_MULTIPART_SMS_AS_SEPARATE_MESSAGES_BOOL = "sendMultipartSmsAsSeparateMessages";
842    public static final String KEY_MMS_SHOW_CELL_BROADCAST_APP_LINKS_BOOL = "config_cellBroadcastAppLinks";
843    public static final String KEY_MMS_SMS_DELIVERY_REPORT_ENABLED_BOOL = "enableSMSDeliveryReports";
844    public static final String KEY_MMS_SUPPORT_HTTP_CHARSET_HEADER_BOOL = "supportHttpCharsetHeader";
845    public static final String KEY_MMS_SUPPORT_MMS_CONTENT_DISPOSITION_BOOL = "supportMmsContentDisposition";
846    public static final String KEY_MMS_ALIAS_MAX_CHARS_INT = "aliasMaxChars";
847    public static final String KEY_MMS_ALIAS_MIN_CHARS_INT = "aliasMinChars";
848    public static final String KEY_MMS_HTTP_SOCKET_TIMEOUT_INT = "httpSocketTimeout";
849    public static final String KEY_MMS_MAX_IMAGE_HEIGHT_INT = "maxImageHeight";
850    public static final String KEY_MMS_MAX_IMAGE_WIDTH_INT = "maxImageWidth";
851    public static final String KEY_MMS_MAX_MESSAGE_SIZE_INT = "maxMessageSize";
852    public static final String KEY_MMS_MESSAGE_TEXT_MAX_SIZE_INT = "maxMessageTextSize";
853    public static final String KEY_MMS_RECIPIENT_LIMIT_INT = "recipientLimit";
854    public static final String KEY_MMS_SMS_TO_MMS_TEXT_LENGTH_THRESHOLD_INT = "smsToMmsTextLengthThreshold";
855    public static final String KEY_MMS_SMS_TO_MMS_TEXT_THRESHOLD_INT = "smsToMmsTextThreshold";
856    public static final String KEY_MMS_SUBJECT_MAX_LENGTH_INT = "maxSubjectLength";
857    public static final String KEY_MMS_EMAIL_GATEWAY_NUMBER_STRING = "emailGatewayNumber";
858    public static final String KEY_MMS_HTTP_PARAMS_STRING = "httpParams";
859    public static final String KEY_MMS_NAI_SUFFIX_STRING = "naiSuffix";
860    public static final String KEY_MMS_UA_PROF_TAG_NAME_STRING = "uaProfTagName";
861    public static final String KEY_MMS_UA_PROF_URL_STRING = "uaProfUrl";
862    public static final String KEY_MMS_USER_AGENT_STRING = "userAgent";
863    /** @hide */
864    public static final String KEY_MMS_CLOSE_CONNECTION_BOOL = "mmsCloseConnection";
865
866    /**
867     * If carriers require differentiate un-provisioned status: cold sim or out of credit sim
868     * a package name and activity name can be provided to launch a supported carrier application
869     * that check the sim provisioning status
870     * The first element is the package name and the second element is the activity name
871     * of the provisioning app
872     * example:
873     * <item>com.google.android.carrierPackageName</item>
874     * <item>com.google.android.carrierPackageName.CarrierActivityName</item>
875     * The ComponentName of the carrier activity that can setup the device and activate with the
876     * network as part of the Setup Wizard flow.
877     * @hide
878     */
879     public static final String KEY_CARRIER_SETUP_APP_STRING = "carrier_setup_app_string";
880
881    /**
882     * A list of component name of carrier signalling receivers which are interested in intent
883     * android.intent.action.CARRIER_SIGNAL_REDIRECTED.
884     * Example:
885     * <item>com.google.android.carrierPackageName/.CarrierSignalReceiverNameA</item>
886     * <item>com.google.android.carrierPackageName/.CarrierSignalReceiverNameB</item>
887     * @hide
888     */
889    public static final String KEY_SIGNAL_REDIRECTION_RECEIVER_STRING_ARRAY =
890            "signal_redirection_receiver_string_array";
891
892    /**
893     * A list of component name of carrier signalling receivers which are interested in intent
894     * android.intent.action.CARRIER_SIGNAL_REQUEST_NETWORK_FAILED.
895     * Example:
896     * <item>com.google.android.carrierPackageName/.CarrierSignalReceiverNameA</item>
897     * <item>com.google.android.carrierPackageName/.CarrierSignalReceiverNameB</item>
898     * @hide
899     */
900    public static final String KEY_SIGNAL_DCFAILURE_RECEIVER_STRING_ARRAY =
901            "signal_dcfailure_receiver_string_array";
902
903    /**
904     * A list of component name of carrier signalling receivers which are interested in intent
905     * android.intent.action.CARRIER_SIGNAL_PCO_VALUE.
906     * Example:
907     * <item>com.google.android.carrierPackageName/.CarrierSignalReceiverNameA</item>
908     * <item>com.google.android.carrierPackageName/.CarrierSignalReceiverNameB</item>
909     * @hide
910     */
911    public static final String KEY_SIGNAL_PCO_RECEIVER_STRING_ARRAY =
912            "signal_pco_receiver_string_array";
913
914    /**
915     * Determines whether the carrier supports making non-emergency phone calls while the phone is
916     * in emergency callback mode.  Default value is {@code true}, meaning that non-emergency calls
917     * are allowed in emergency callback mode.
918     */
919    public static final String KEY_ALLOW_NON_EMERGENCY_CALLS_IN_ECM_BOOL =
920            "allow_non_emergency_calls_in_ecm_bool";
921
922    /**
923     * Flag indicating whether to allow carrier video calls to emergency numbers.
924     * When {@code true}, video calls to emergency numbers will be allowed.  When {@code false},
925     * video calls to emergency numbers will be initiated as audio-only calls instead.
926     */
927    public static final String KEY_ALLOW_EMERGENCY_VIDEO_CALLS_BOOL =
928            "allow_emergency_video_calls_bool";
929
930    /**
931     * Flag indicating whether the carrier supports RCS presence indication for video calls.  When
932     * {@code true}, the carrier supports RCS presence indication for video calls.  When presence
933     * is supported, the device should use the
934     * {@link android.provider.ContactsContract.Data#CARRIER_PRESENCE} bit mask and set the
935     * {@link android.provider.ContactsContract.Data#CARRIER_PRESENCE_VT_CAPABLE} bit to indicate
936     * whether each contact supports video calling.  The UI is made aware that presence is enabled
937     * via {@link android.telecom.PhoneAccount#CAPABILITY_VIDEO_CALLING_RELIES_ON_PRESENCE}
938     * and can choose to hide or show the video calling icon based on whether a contact supports
939     * video.
940     */
941    public static final String KEY_USE_RCS_PRESENCE_BOOL = "use_rcs_presence_bool";
942
943    /**
944     * The duration in seconds that platform call and message blocking is disabled after the user
945     * contacts emergency services. Platform considers values in the range 0 to 604800 (one week) as
946     * valid. See {@link android.provider.BlockedNumberContract#isBlocked(Context, String)}).
947     */
948    public static final String KEY_DURATION_BLOCKING_DISABLED_AFTER_EMERGENCY_INT =
949            "duration_blocking_disabled_after_emergency_int";
950
951    /**
952     * For carriers which require an empty flash to be sent before sending the normal 3-way calling
953     * flash, the duration in milliseconds of the empty flash to send.  When {@code 0}, no empty
954     * flash is sent.
955     */
956    public static final String KEY_CDMA_3WAYCALL_FLASH_DELAY_INT = "cdma_3waycall_flash_delay_int";
957
958
959    /**
960     * @hide
961     * The default value for preferred CDMA roaming mode (aka CDMA system select.)
962     *          CDMA_ROAMING_MODE_RADIO_DEFAULT = the default roaming mode from the radio
963     *          CDMA_ROAMING_MODE_HOME = Home Networks
964     *          CDMA_ROAMING_MODE_AFFILIATED = Roaming on Affiliated networks
965     *          CDMA_ROAMING_MODE_ANY = Roaming on any networks
966     */
967    public static final String KEY_CDMA_ROAMING_MODE_INT = "cdma_roaming_mode_int";
968    /** @hide */
969    public static final int CDMA_ROAMING_MODE_RADIO_DEFAULT = -1;
970    /** @hide */
971    public static final int CDMA_ROAMING_MODE_HOME = 0;
972    /** @hide */
973    public static final int CDMA_ROAMING_MODE_AFFILIATED = 1;
974    /** @hide */
975    public static final int CDMA_ROAMING_MODE_ANY = 2;
976
977    /**
978     * Report IMEI as device id even if it's a CDMA/LTE phone.
979     *
980     * @hide
981     */
982    public static final String KEY_FORCE_IMEI_BOOL = "force_imei_bool";
983
984    /**
985     * The families of Radio Access Technologies that will get clustered and ratcheted,
986     * ie, we will report transitions up within the family, but not down until we change
987     * cells.  This prevents flapping between base technologies and higher techs that are
988     * granted on demand within the cell.
989     * @hide
990     */
991    public static final String KEY_RATCHET_RAT_FAMILIES =
992            "ratchet_rat_families";
993
994    /**
995     * Flag indicating whether some telephony logic will treat a call which was formerly a video
996     * call as if it is still a video call.  When {@code true}:
997     * <p>
998     * Logic which will automatically drop a video call which takes place over WIFI when a
999     * voice call is answered (see {@link #KEY_DROP_VIDEO_CALL_WHEN_ANSWERING_AUDIO_CALL_BOOL}.
1000     * <p>
1001     * Logic which determines whether the user can use TTY calling.
1002     */
1003    public static final String KEY_TREAT_DOWNGRADED_VIDEO_CALLS_AS_VIDEO_CALLS_BOOL =
1004            "treat_downgraded_video_calls_as_video_calls_bool";
1005
1006    /**
1007     * When {@code true}, if the user is in an ongoing video call over WIFI and answers an incoming
1008     * audio call, the video call will be disconnected before the audio call is answered.  This is
1009     * in contrast to the usual expected behavior where a foreground video call would be put into
1010     * the background and held when an incoming audio call is answered.
1011     */
1012    public static final String KEY_DROP_VIDEO_CALL_WHEN_ANSWERING_AUDIO_CALL_BOOL =
1013            "drop_video_call_when_answering_audio_call_bool";
1014
1015    /**
1016     * Flag indicating whether the carrier supports merging wifi calls when VoWIFI is disabled.
1017     * This can happen in the case of a carrier which allows offloading video calls to WIFI
1018     * separately of whether voice over wifi is enabled.  In such a scenario when two video calls
1019     * are downgraded to voice, they remain over wifi.  However, if VoWIFI is disabled, these calls
1020     * cannot be merged.
1021     */
1022    public static final String KEY_ALLOW_MERGE_WIFI_CALLS_WHEN_VOWIFI_OFF_BOOL =
1023            "allow_merge_wifi_calls_when_vowifi_off_bool";
1024
1025    /**
1026     * Flag indicating whether the carrier supports the Hold command while in an IMS call.
1027     * <p>
1028     * The device configuration value {@code config_device_respects_hold_carrier_config} ultimately
1029     * controls whether this carrier configuration option is used.  Where
1030     * {@code config_device_respects_hold_carrier_config} is false, the value of the
1031     * {@link #KEY_ALLOW_HOLD_IN_IMS_CALL_BOOL} carrier configuration option is ignored.
1032     * @hide
1033     */
1034    public static final String KEY_ALLOW_HOLD_IN_IMS_CALL_BOOL = "allow_hold_in_ims_call";
1035
1036    /**
1037     * When true, indicates that adding a call is disabled when there is an ongoing video call
1038     * or when there is an ongoing call on wifi which was downgraded from video and VoWifi is
1039     * turned off.
1040     */
1041    public static final String KEY_ALLOW_ADD_CALL_DURING_VIDEO_CALL_BOOL =
1042            "allow_add_call_during_video_call";
1043
1044    /**
1045     * When true, indicates that the HD audio icon in the in-call screen should not be shown for
1046     * VoWifi calls.
1047     * @hide
1048     */
1049    public static final String KEY_WIFI_CALLS_CAN_BE_HD_AUDIO = "wifi_calls_can_be_hd_audio";
1050
1051    /**
1052     * When true, indicates that the HD audio icon in the in-call screen should not be shown for
1053     * video calls.
1054     * @hide
1055     */
1056    public static final String KEY_VIDEO_CALLS_CAN_BE_HD_AUDIO = "video_calls_can_be_hd_audio";
1057
1058    /**
1059     * Defines operator-specific {@link com.android.ims.ImsReasonInfo} mappings.
1060     *
1061     * Format: "ORIGINAL_CODE|MESSAGE|NEW_CODE"
1062     * Where {@code ORIGINAL_CODE} corresponds to a {@link ImsReasonInfo#getCode()} code,
1063     * {@code MESSAGE} corresponds to an expected {@link ImsReasonInfo#getExtraMessage()} string,
1064     * and {@code NEW_CODE} is the new {@code ImsReasonInfo#CODE_*} which this combination of
1065     * original code and message shall be remapped to.
1066     *
1067     * Example: "501|call completion elsewhere|1014"
1068     * When the {@link ImsReasonInfo#getCode()} is {@link ImsReasonInfo#CODE_USER_TERMINATED} and
1069     * the {@link ImsReasonInfo#getExtraMessage()} is {@code "call completion elsewhere"},
1070     * {@link ImsReasonInfo#CODE_ANSWERED_ELSEWHERE} shall be used as the {@link ImsReasonInfo}
1071     * code instead.
1072     * @hide
1073     */
1074    public static final String KEY_IMS_REASONINFO_MAPPING_STRING_ARRAY =
1075            "ims_reasoninfo_mapping_string_array";
1076
1077    /**
1078     * When {@code false}, use default title for Enhanced 4G LTE Mode settings.
1079     * When {@code true}, use the variant.
1080     * @hide
1081     */
1082    public static final String KEY_ENHANCED_4G_LTE_TITLE_VARIANT_BOOL =
1083            "enhanced_4g_lte_title_variant_bool";
1084
1085    /**
1086     * Indicates whether the carrier wants to notify the user when handover of an LTE video call to
1087     * WIFI fails.
1088     * <p>
1089     * When {@code true}, if a video call starts on LTE and the modem reports a failure to handover
1090     * the call to WIFI or if no handover success is reported within 60 seconds of call initiation,
1091     * the {@link android.telephony.TelephonyManager#EVENT_HANDOVER_TO_WIFI_FAILED} event is raised
1092     * on the connection.
1093     * @hide
1094     */
1095    public static final String KEY_NOTIFY_VT_HANDOVER_TO_WIFI_FAILURE_BOOL =
1096            "notify_vt_handover_to_wifi_failure_bool";
1097
1098    /**
1099     * A upper case list of CNAP names that are unhelpful to the user for distinguising calls and
1100     * should be filtered out of the CNAP information. This includes CNAP names such as "WIRELESS
1101     * CALLER" or "UNKNOWN NAME". By default, if there are no filtered names for this carrier, null
1102     * is returned.
1103     * @hide
1104     */
1105    public static final String KEY_FILTERED_CNAP_NAMES_STRING_ARRAY = "filtered_cnap_names_string_array";
1106
1107    /**
1108     * The RCS configuration server URL. This URL is used to initiate RCS provisioning.
1109     */
1110    public static final String KEY_RCS_CONFIG_SERVER_URL_STRING = "rcs_config_server_url_string";
1111
1112    /**
1113     * Determine whether user can change Wi-Fi Calling preference in roaming.
1114     * {@code false} - roaming preference {@link KEY_CARRIER_DEFAULT_WFC_IMS_ROAMING_MODE_INT} is
1115     *                 the same as home preference {@link KEY_CARRIER_DEFAULT_WFC_IMS_MODE_INT}
1116     *                 and cannot be changed.
1117     * {@code true}  - roaming preference can be changed by user independently.
1118     *
1119     * @hide
1120     */
1121    public static final String KEY_EDITABLE_WFC_ROAMING_MODE_BOOL =
1122            "editable_wfc_roaming_mode_bool";
1123
1124   /**
1125     * Determine whether current lpp_mode used for E-911 needs to be kept persistently.
1126     * {@code false} - not keeping the lpp_mode means using default configuration of gps.conf
1127     *                 when sim is not presented.
1128     * {@code true}  - current lpp_profile of carrier will be kepted persistently
1129     *                 even after sim is removed.
1130     *
1131     * @hide
1132     */
1133    public static final String KEY_PERSIST_LPP_MODE_BOOL = "persist_lpp_mode_bool";
1134
1135    /**
1136     * Carrier specified WiFi networks.
1137     * @hide
1138     */
1139    public static final String KEY_CARRIER_WIFI_STRING_ARRAY = "carrier_wifi_string_array";
1140
1141    /**
1142     * Time delay (in ms) after which we show the notification to switch the preferred
1143     * network.
1144     * @hide
1145     */
1146    public static final String KEY_PREF_NETWORK_NOTIFICATION_DELAY_INT =
1147            "network_notification_delay_int";
1148
1149    /**
1150     * Indicates whether the carrier supports 3gpp call forwarding MMI codes while roaming. If
1151     * false, the user will be notified that call forwarding is not available when the MMI code
1152     * fails.
1153     */
1154    public static final String KEY_SUPPORT_3GPP_CALL_FORWARDING_WHILE_ROAMING_BOOL =
1155        "support_3gpp_call_forwarding_while_roaming_bool";
1156
1157    /**
1158     * Determine whether user edited tether APN (type dun) has effect
1159     * {@code false} - Default. APN with dun type in telephony database has no effect.
1160     *
1161     * {@code true}  - DUN APN added/edited in ApnEditor will be used for tethering data call.
1162     *
1163     * @hide
1164     */
1165    public static final String KEY_EDITABLE_TETHER_APN_BOOL =
1166            "editable_tether_apn_bool";
1167
1168    /** The default value for every variable. */
1169    private final static PersistableBundle sDefaults;
1170
1171    static {
1172        sDefaults = new PersistableBundle();
1173        sDefaults.putBoolean(KEY_ALLOW_HOLD_IN_IMS_CALL_BOOL, true);
1174        sDefaults.putBoolean(KEY_ADDITIONAL_CALL_SETTING_BOOL, true);
1175        sDefaults.putBoolean(KEY_ALLOW_EMERGENCY_NUMBERS_IN_CALL_LOG_BOOL, false);
1176        sDefaults.putBoolean(KEY_ALLOW_LOCAL_DTMF_TONES_BOOL, true);
1177        sDefaults.putBoolean(KEY_APN_EXPAND_BOOL, true);
1178        sDefaults.putBoolean(KEY_AUTO_RETRY_ENABLED_BOOL, false);
1179        sDefaults.putBoolean(KEY_CARRIER_SETTINGS_ENABLE_BOOL, false);
1180        sDefaults.putBoolean(KEY_CARRIER_VOLTE_AVAILABLE_BOOL, false);
1181        sDefaults.putBoolean(KEY_CARRIER_VT_AVAILABLE_BOOL, false);
1182        sDefaults.putBoolean(KEY_NOTIFY_HANDOVER_VIDEO_FROM_WIFI_TO_LTE_BOOL, false);
1183        sDefaults.putBoolean(KEY_SUPPORT_DOWNGRADE_VT_TO_AUDIO_BOOL, true);
1184        sDefaults.putString(KEY_DEFAULT_VM_NUMBER_STRING, "");
1185        sDefaults.putBoolean(KEY_IGNORE_DATA_ENABLED_CHANGED_FOR_VIDEO_CALLS, false);
1186        sDefaults.putBoolean(KEY_CARRIER_WFC_IMS_AVAILABLE_BOOL, false);
1187        sDefaults.putBoolean(KEY_CARRIER_WFC_SUPPORTS_WIFI_ONLY_BOOL, false);
1188        sDefaults.putBoolean(KEY_CARRIER_DEFAULT_WFC_IMS_ENABLED_BOOL, false);
1189        sDefaults.putBoolean(KEY_CARRIER_DEFAULT_WFC_IMS_ROAMING_ENABLED_BOOL, false);
1190        sDefaults.putBoolean(KEY_CARRIER_PROMOTE_WFC_ON_CALL_FAIL_BOOL, false);
1191        sDefaults.putInt(KEY_CARRIER_DEFAULT_WFC_IMS_MODE_INT, 2);
1192        sDefaults.putInt(KEY_CARRIER_DEFAULT_WFC_IMS_ROAMING_MODE_INT, 2);
1193        sDefaults.putBoolean(KEY_CARRIER_FORCE_DISABLE_ETWS_CMAS_TEST_BOOL, false);
1194        sDefaults.putBoolean(KEY_CARRIER_VOLTE_PROVISIONING_REQUIRED_BOOL, false);
1195        sDefaults.putBoolean(KEY_CARRIER_VOLTE_TTY_SUPPORTED_BOOL, true);
1196        sDefaults.putBoolean(KEY_CARRIER_ALLOW_TURNOFF_IMS_BOOL, true);
1197        sDefaults.putBoolean(KEY_CARRIER_IMS_GBA_REQUIRED_BOOL, false);
1198        sDefaults.putBoolean(KEY_CARRIER_INSTANT_LETTERING_AVAILABLE_BOOL, false);
1199        sDefaults.putBoolean(KEY_CARRIER_USE_IMS_FIRST_FOR_EMERGENCY_BOOL, true);
1200        sDefaults.putString(KEY_CARRIER_INSTANT_LETTERING_INVALID_CHARS_STRING, "");
1201        sDefaults.putString(KEY_CARRIER_INSTANT_LETTERING_ESCAPED_CHARS_STRING, "");
1202        sDefaults.putString(KEY_CARRIER_INSTANT_LETTERING_ENCODING_STRING, "");
1203        sDefaults.putInt(KEY_CARRIER_INSTANT_LETTERING_LENGTH_LIMIT_INT, 64);
1204        sDefaults.putBoolean(KEY_DISABLE_CDMA_ACTIVATION_CODE_BOOL, false);
1205        sDefaults.putBoolean(KEY_DTMF_TYPE_ENABLED_BOOL, false);
1206        sDefaults.putBoolean(KEY_ENABLE_DIALER_KEY_VIBRATION_BOOL, true);
1207        sDefaults.putBoolean(KEY_HAS_IN_CALL_NOISE_SUPPRESSION_BOOL, false);
1208        sDefaults.putBoolean(KEY_HIDE_CARRIER_NETWORK_SETTINGS_BOOL, false);
1209        sDefaults.putBoolean(KEY_SIMPLIFIED_NETWORK_SETTINGS_BOOL, false);
1210        sDefaults.putBoolean(KEY_HIDE_SIM_LOCK_SETTINGS_BOOL, false);
1211
1212        sDefaults.putBoolean(KEY_CARRIER_VOLTE_PROVISIONED_BOOL, false);
1213        sDefaults.putBoolean(KEY_IGNORE_SIM_NETWORK_LOCKED_EVENTS_BOOL, false);
1214        sDefaults.putBoolean(KEY_MDN_IS_ADDITIONAL_VOICEMAIL_NUMBER_BOOL, false);
1215        sDefaults.putBoolean(KEY_OPERATOR_SELECTION_EXPAND_BOOL, true);
1216        sDefaults.putBoolean(KEY_PREFER_2G_BOOL, true);
1217        sDefaults.putBoolean(KEY_SHOW_APN_SETTING_CDMA_BOOL, false);
1218        sDefaults.putBoolean(KEY_SHOW_CDMA_CHOICES_BOOL, false);
1219        sDefaults.putBoolean(KEY_SMS_REQUIRES_DESTINATION_NUMBER_CONVERSION_BOOL, false);
1220        sDefaults.putBoolean(KEY_SHOW_ONSCREEN_DIAL_BUTTON_BOOL, true);
1221        sDefaults.putBoolean(KEY_SIM_NETWORK_UNLOCK_ALLOW_DISMISS_BOOL, true);
1222        sDefaults.putBoolean(KEY_SUPPORT_PAUSE_IMS_VIDEO_CALLS_BOOL, false);
1223        sDefaults.putBoolean(KEY_SUPPORT_SWAP_AFTER_MERGE_BOOL, true);
1224        sDefaults.putBoolean(KEY_USE_HFA_FOR_PROVISIONING_BOOL, false);
1225        sDefaults.putBoolean(KEY_EDITABLE_VOICEMAIL_NUMBER_BOOL, false);
1226        sDefaults.putBoolean(KEY_USE_OTASP_FOR_PROVISIONING_BOOL, false);
1227        sDefaults.putBoolean(KEY_VOICEMAIL_NOTIFICATION_PERSISTENT_BOOL, false);
1228        sDefaults.putBoolean(KEY_VOICE_PRIVACY_DISABLE_UI_BOOL, false);
1229        sDefaults.putBoolean(KEY_WORLD_PHONE_BOOL, false);
1230        sDefaults.putBoolean(KEY_REQUIRE_ENTITLEMENT_CHECKS_BOOL, true);
1231        sDefaults.putBoolean(KEY_RESTART_RADIO_ON_PDP_FAIL_REGULAR_DEACTIVATION_BOOL, false);
1232        sDefaults.putInt(KEY_VOLTE_REPLACEMENT_RAT_INT, 0);
1233        sDefaults.putString(KEY_DEFAULT_SIM_CALL_MANAGER_STRING, "");
1234        sDefaults.putString(KEY_VVM_DESTINATION_NUMBER_STRING, "");
1235        sDefaults.putInt(KEY_VVM_PORT_NUMBER_INT, 0);
1236        sDefaults.putString(KEY_VVM_TYPE_STRING, "");
1237        sDefaults.putBoolean(KEY_VVM_CELLULAR_DATA_REQUIRED_BOOL, false);
1238        sDefaults.putBoolean(KEY_VVM_PREFETCH_BOOL, true);
1239        sDefaults.putString(KEY_CARRIER_VVM_PACKAGE_NAME_STRING, "");
1240        sDefaults.putBoolean(KEY_SHOW_ICCID_IN_SIM_STATUS_BOOL, false);
1241        sDefaults.putBoolean(KEY_CI_ACTION_ON_SYS_UPDATE_BOOL, false);
1242        sDefaults.putString(KEY_CI_ACTION_ON_SYS_UPDATE_INTENT_STRING, "");
1243        sDefaults.putString(KEY_CI_ACTION_ON_SYS_UPDATE_EXTRA_STRING, "");
1244        sDefaults.putString(KEY_CI_ACTION_ON_SYS_UPDATE_EXTRA_VAL_STRING, "");
1245        sDefaults.putBoolean(KEY_CSP_ENABLED_BOOL, false);
1246        sDefaults.putBoolean(KEY_ALLOW_ADDING_APNS_BOOL, true);
1247        sDefaults.putStringArray(KEY_READ_ONLY_APN_TYPES_STRING_ARRAY, null);
1248        sDefaults.putStringArray(KEY_READ_ONLY_APN_FIELDS_STRING_ARRAY, null);
1249        sDefaults.putBoolean(KEY_BROADCAST_EMERGENCY_CALL_STATE_CHANGES_BOOL, false);
1250        sDefaults.putBoolean(KEY_ALWAYS_SHOW_EMERGENCY_ALERT_ONOFF_BOOL, false);
1251        sDefaults.putBoolean(KEY_DISABLE_SEVERE_WHEN_EXTREME_DISABLED_BOOL, true);
1252        sDefaults.putLong(KEY_MESSAGE_EXPIRATION_TIME_LONG, 86400000L);
1253        sDefaults.putStringArray(KEY_CARRIER_DATA_CALL_RETRY_CONFIG_STRINGS, new String[]{
1254                "default:default_randomization=2000,5000,10000,20000,40000,80000:5000,160000:5000,"
1255                        + "320000:5000,640000:5000,1280000:5000,1800000:5000",
1256                "mms:default_randomization=2000,5000,10000,20000,40000,80000:5000,160000:5000,"
1257                        + "320000:5000,640000:5000,1280000:5000,1800000:5000",
1258                "others:max_retries=3, 5000, 5000, 5000"});
1259        sDefaults.putLong(KEY_CARRIER_DATA_CALL_APN_DELAY_DEFAULT_LONG, 20000);
1260        sDefaults.putLong(KEY_CARRIER_DATA_CALL_APN_DELAY_FASTER_LONG, 3000);
1261        sDefaults.putString(KEY_CARRIER_ERI_FILE_NAME_STRING, "eri.xml");
1262        sDefaults.putInt(KEY_DURATION_BLOCKING_DISABLED_AFTER_EMERGENCY_INT, 7200);
1263        sDefaults.putStringArray(KEY_CARRIER_METERED_APN_TYPES_STRINGS,
1264                new String[]{"default", "mms", "dun", "supl"});
1265        sDefaults.putStringArray(KEY_CARRIER_METERED_ROAMING_APN_TYPES_STRINGS,
1266                new String[]{"default", "mms", "dun", "supl"});
1267
1268        sDefaults.putIntArray(KEY_ONLY_SINGLE_DC_ALLOWED_INT_ARRAY,
1269                new int[]{
1270                    4, /* IS95A */
1271                    5, /* IS95B */
1272                    6, /* 1xRTT */
1273                    7, /* EVDO_0 */
1274                    8, /* EVDO_A */
1275                    12 /* EVDO_B */
1276                });
1277        sDefaults.putStringArray(KEY_GSM_ROAMING_NETWORKS_STRING_ARRAY, null);
1278        sDefaults.putStringArray(KEY_GSM_NONROAMING_NETWORKS_STRING_ARRAY, null);
1279        sDefaults.putStringArray(KEY_CDMA_ROAMING_NETWORKS_STRING_ARRAY, null);
1280        sDefaults.putStringArray(KEY_CDMA_NONROAMING_NETWORKS_STRING_ARRAY, null);
1281        sDefaults.putStringArray(KEY_DIAL_STRING_REPLACE_STRING_ARRAY, null);
1282        sDefaults.putBoolean(KEY_FORCE_HOME_NETWORK_BOOL, false);
1283        sDefaults.putInt(KEY_GSM_DTMF_TONE_DELAY_INT, 0);
1284        sDefaults.putInt(KEY_IMS_DTMF_TONE_DELAY_INT, 0);
1285        sDefaults.putInt(KEY_CDMA_DTMF_TONE_DELAY_INT, 100);
1286        sDefaults.putInt(KEY_CDMA_3WAYCALL_FLASH_DELAY_INT , 0);
1287        sDefaults.putBoolean(KEY_SUPPORT_CONFERENCE_CALL_BOOL, true);
1288        sDefaults.putBoolean(KEY_SUPPORT_VIDEO_CONFERENCE_CALL_BOOL, false);
1289        sDefaults.putBoolean(KEY_IS_IMS_CONFERENCE_SIZE_ENFORCED_BOOL, false);
1290        sDefaults.putInt(KEY_IMS_CONFERENCE_SIZE_LIMIT_INT, 5);
1291        sDefaults.putBoolean(KEY_DISPLAY_HD_AUDIO_PROPERTY_BOOL, true);
1292        sDefaults.putBoolean(KEY_EDITABLE_ENHANCED_4G_LTE_BOOL, true);
1293        sDefaults.putBoolean(KEY_HIDE_IMS_APN_BOOL, false);
1294        sDefaults.putBoolean(KEY_HIDE_PREFERRED_NETWORK_TYPE_BOOL, false);
1295        sDefaults.putBoolean(KEY_ALLOW_EMERGENCY_VIDEO_CALLS_BOOL, false);
1296        sDefaults.putBoolean(KEY_EDITABLE_WFC_MODE_BOOL, true);
1297        sDefaults.putStringArray(KEY_WFC_OPERATOR_ERROR_CODES_STRING_ARRAY, null);
1298        sDefaults.putInt(KEY_WFC_SPN_FORMAT_IDX_INT, 0);
1299        sDefaults.putInt(KEY_WFC_DATA_SPN_FORMAT_IDX_INT, 0);
1300        sDefaults.putString(KEY_WFC_EMERGENCY_ADDRESS_CARRIER_APP_STRING, "");
1301        sDefaults.putBoolean(KEY_CONFIG_WIFI_DISABLE_IN_ECBM, false);
1302        sDefaults.putBoolean(KEY_CARRIER_NAME_OVERRIDE_BOOL, false);
1303        sDefaults.putString(KEY_CARRIER_NAME_STRING, "");
1304
1305        // MMS defaults
1306        sDefaults.putBoolean(KEY_MMS_ALIAS_ENABLED_BOOL, false);
1307        sDefaults.putBoolean(KEY_MMS_ALLOW_ATTACH_AUDIO_BOOL, true);
1308        sDefaults.putBoolean(KEY_MMS_APPEND_TRANSACTION_ID_BOOL, false);
1309        sDefaults.putBoolean(KEY_MMS_GROUP_MMS_ENABLED_BOOL, true);
1310        sDefaults.putBoolean(KEY_MMS_MMS_DELIVERY_REPORT_ENABLED_BOOL, false);
1311        sDefaults.putBoolean(KEY_MMS_MMS_ENABLED_BOOL, true);
1312        sDefaults.putBoolean(KEY_MMS_MMS_READ_REPORT_ENABLED_BOOL, false);
1313        sDefaults.putBoolean(KEY_MMS_MULTIPART_SMS_ENABLED_BOOL, true);
1314        sDefaults.putBoolean(KEY_MMS_NOTIFY_WAP_MMSC_ENABLED_BOOL, false);
1315        sDefaults.putBoolean(KEY_MMS_SEND_MULTIPART_SMS_AS_SEPARATE_MESSAGES_BOOL, false);
1316        sDefaults.putBoolean(KEY_MMS_SHOW_CELL_BROADCAST_APP_LINKS_BOOL, true);
1317        sDefaults.putBoolean(KEY_MMS_SMS_DELIVERY_REPORT_ENABLED_BOOL, true);
1318        sDefaults.putBoolean(KEY_MMS_SUPPORT_HTTP_CHARSET_HEADER_BOOL, false);
1319        sDefaults.putBoolean(KEY_MMS_SUPPORT_MMS_CONTENT_DISPOSITION_BOOL, true);
1320        sDefaults.putBoolean(KEY_MMS_CLOSE_CONNECTION_BOOL, false);
1321        sDefaults.putInt(KEY_MMS_ALIAS_MAX_CHARS_INT, 48);
1322        sDefaults.putInt(KEY_MMS_ALIAS_MIN_CHARS_INT, 2);
1323        sDefaults.putInt(KEY_MMS_HTTP_SOCKET_TIMEOUT_INT, 60 * 1000);
1324        sDefaults.putInt(KEY_MMS_MAX_IMAGE_HEIGHT_INT, 480);
1325        sDefaults.putInt(KEY_MMS_MAX_IMAGE_WIDTH_INT, 640);
1326        sDefaults.putInt(KEY_MMS_MAX_MESSAGE_SIZE_INT, 300 * 1024);
1327        sDefaults.putInt(KEY_MMS_MESSAGE_TEXT_MAX_SIZE_INT, -1);
1328        sDefaults.putInt(KEY_MMS_RECIPIENT_LIMIT_INT, Integer.MAX_VALUE);
1329        sDefaults.putInt(KEY_MMS_SMS_TO_MMS_TEXT_LENGTH_THRESHOLD_INT, -1);
1330        sDefaults.putInt(KEY_MMS_SMS_TO_MMS_TEXT_THRESHOLD_INT, -1);
1331        sDefaults.putInt(KEY_MMS_SUBJECT_MAX_LENGTH_INT, 40);
1332        sDefaults.putString(KEY_MMS_EMAIL_GATEWAY_NUMBER_STRING, "");
1333        sDefaults.putString(KEY_MMS_HTTP_PARAMS_STRING, "");
1334        sDefaults.putString(KEY_MMS_NAI_SUFFIX_STRING, "");
1335        sDefaults.putString(KEY_MMS_UA_PROF_TAG_NAME_STRING, "x-wap-profile");
1336        sDefaults.putString(KEY_MMS_UA_PROF_URL_STRING, "");
1337        sDefaults.putString(KEY_MMS_USER_AGENT_STRING, "");
1338        sDefaults.putBoolean(KEY_ALLOW_NON_EMERGENCY_CALLS_IN_ECM_BOOL, true);
1339        sDefaults.putBoolean(KEY_USE_RCS_PRESENCE_BOOL, false);
1340        sDefaults.putBoolean(KEY_FORCE_IMEI_BOOL, false);
1341        sDefaults.putInt(KEY_CDMA_ROAMING_MODE_INT, CDMA_ROAMING_MODE_RADIO_DEFAULT);
1342        sDefaults.putString(KEY_RCS_CONFIG_SERVER_URL_STRING, "");
1343
1344        // Carrier Signalling Receivers
1345        sDefaults.putStringArray(KEY_SIGNAL_REDIRECTION_RECEIVER_STRING_ARRAY, null);
1346        sDefaults.putStringArray(KEY_SIGNAL_DCFAILURE_RECEIVER_STRING_ARRAY, null);
1347        sDefaults.putStringArray(KEY_SIGNAL_PCO_RECEIVER_STRING_ARRAY, null);
1348        sDefaults.putString(KEY_CARRIER_SETUP_APP_STRING, "");
1349
1350        // Rat families: {GPRS, EDGE}, {EVDO, EVDO_A, EVDO_B}, {UMTS, HSPA, HSDPA, HSUPA, HSPAP},
1351        // {LTE, LTE_CA}
1352        // Order is important - lowest precidence first
1353        sDefaults.putStringArray(KEY_RATCHET_RAT_FAMILIES,
1354                new String[]{"1,2","7,8,12","3,11,9,10,15","14,19"});
1355        sDefaults.putBoolean(KEY_TREAT_DOWNGRADED_VIDEO_CALLS_AS_VIDEO_CALLS_BOOL, false);
1356        sDefaults.putBoolean(KEY_DROP_VIDEO_CALL_WHEN_ANSWERING_AUDIO_CALL_BOOL, false);
1357        sDefaults.putBoolean(KEY_ALLOW_MERGE_WIFI_CALLS_WHEN_VOWIFI_OFF_BOOL, true);
1358        sDefaults.putBoolean(KEY_ALLOW_ADD_CALL_DURING_VIDEO_CALL_BOOL, true);
1359        sDefaults.putBoolean(KEY_WIFI_CALLS_CAN_BE_HD_AUDIO, true);
1360        sDefaults.putBoolean(KEY_VIDEO_CALLS_CAN_BE_HD_AUDIO, true);
1361
1362        sDefaults.putStringArray(KEY_IMS_REASONINFO_MAPPING_STRING_ARRAY, null);
1363        sDefaults.putBoolean(KEY_ENHANCED_4G_LTE_TITLE_VARIANT_BOOL, false);
1364        sDefaults.putBoolean(KEY_NOTIFY_VT_HANDOVER_TO_WIFI_FAILURE_BOOL, false);
1365        sDefaults.putStringArray(KEY_FILTERED_CNAP_NAMES_STRING_ARRAY, null);
1366        sDefaults.putBoolean(KEY_EDITABLE_WFC_ROAMING_MODE_BOOL, false);
1367        sDefaults.putBoolean(KEY_STK_DISABLE_LAUNCH_BROWSER_BOOL, false);
1368        sDefaults.putBoolean(KEY_PERSIST_LPP_MODE_BOOL, false);
1369        sDefaults.putStringArray(KEY_CARRIER_WIFI_STRING_ARRAY, null);
1370        sDefaults.putInt(KEY_PREF_NETWORK_NOTIFICATION_DELAY_INT, -1);
1371        sDefaults.putBoolean(KEY_SUPPORT_3GPP_CALL_FORWARDING_WHILE_ROAMING_BOOL, true);
1372        sDefaults.putBoolean(KEY_EDITABLE_TETHER_APN_BOOL, false);
1373    }
1374
1375    /**
1376     * Gets the configuration values for a particular subscription, which is associated with a
1377     * specific SIM card. If an invalid subId is used, the returned config will contain default
1378     * values.
1379     *
1380     * <p>Requires Permission:
1381     * {@link android.Manifest.permission#READ_PHONE_STATE READ_PHONE_STATE}
1382     *
1383     * @param subId the subscription ID, normally obtained from {@link SubscriptionManager}.
1384     * @return A {@link PersistableBundle} containing the config for the given subId, or default
1385     *         values for an invalid subId.
1386     */
1387    @Nullable
1388    public PersistableBundle getConfigForSubId(int subId) {
1389        try {
1390            ICarrierConfigLoader loader = getICarrierConfigLoader();
1391            if (loader == null) {
1392                Rlog.w(TAG, "Error getting config for subId " + subId
1393                        + " ICarrierConfigLoader is null");
1394                return null;
1395            }
1396            return loader.getConfigForSubId(subId);
1397        } catch (RemoteException ex) {
1398            Rlog.e(TAG, "Error getting config for subId " + subId + ": "
1399                    + ex.toString());
1400        }
1401        return null;
1402    }
1403
1404    /**
1405     * Gets the configuration values for the default subscription.
1406     *
1407     * <p>Requires Permission:
1408     * {@link android.Manifest.permission#READ_PHONE_STATE READ_PHONE_STATE}
1409     *
1410     * @see #getConfigForSubId
1411     */
1412    @Nullable
1413    public PersistableBundle getConfig() {
1414        return getConfigForSubId(SubscriptionManager.getDefaultSubscriptionId());
1415    }
1416
1417    /**
1418     * Calling this method triggers telephony services to fetch the current carrier configuration.
1419     * <p>
1420     * Normally this does not need to be called because the platform reloads config on its own.
1421     * This should be called by a carrier service app if it wants to update config at an arbitrary
1422     * moment.
1423     * </p>
1424     * <p>Requires that the calling app has carrier privileges.
1425     * @see #hasCarrierPrivileges
1426     * <p>
1427     * This method returns before the reload has completed, and
1428     * {@link android.service.carrier.CarrierService#onLoadConfig} will be called from an
1429     * arbitrary thread.
1430     * </p>
1431     */
1432    public void notifyConfigChangedForSubId(int subId) {
1433        try {
1434            ICarrierConfigLoader loader = getICarrierConfigLoader();
1435            if (loader == null) {
1436                Rlog.w(TAG, "Error reloading config for subId=" + subId
1437                        + " ICarrierConfigLoader is null");
1438                return;
1439            }
1440            loader.notifyConfigChangedForSubId(subId);
1441        } catch (RemoteException ex) {
1442            Rlog.e(TAG, "Error reloading config for subId=" + subId + ": " + ex.toString());
1443        }
1444    }
1445
1446    /**
1447     * Request the carrier config loader to update the cofig for phoneId.
1448     * <p>
1449     * Depending on simState, the config may be cleared or loaded from config app. This is only used
1450     * by SubscriptionInfoUpdater.
1451     * </p>
1452     *
1453     * @hide
1454     */
1455    @SystemApi
1456    public void updateConfigForPhoneId(int phoneId, String simState) {
1457        try {
1458            ICarrierConfigLoader loader = getICarrierConfigLoader();
1459            if (loader == null) {
1460                Rlog.w(TAG, "Error updating config for phoneId=" + phoneId
1461                        + " ICarrierConfigLoader is null");
1462                return;
1463            }
1464            loader.updateConfigForPhoneId(phoneId, simState);
1465        } catch (RemoteException ex) {
1466            Rlog.e(TAG, "Error updating config for phoneId=" + phoneId + ": " + ex.toString());
1467        }
1468    }
1469
1470    /**
1471     * Returns a new bundle with the default value for every supported configuration variable.
1472     *
1473     * @hide
1474     */
1475    @NonNull
1476    @SystemApi
1477    public static PersistableBundle getDefaultConfig() {
1478        return new PersistableBundle(sDefaults);
1479    }
1480
1481    /** @hide */
1482    @Nullable
1483    private ICarrierConfigLoader getICarrierConfigLoader() {
1484        return ICarrierConfigLoader.Stub
1485                .asInterface(ServiceManager.getService(Context.CARRIER_CONFIG_SERVICE));
1486    }
1487}
1488