| // Copyright 2018 The Chromium OS Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "shill/cellular/cellular_service.h" |
| |
| #include <string> |
| |
| #include <base/stl_util.h> |
| #include <base/strings/string_number_conversions.h> |
| #include <base/strings/stringprintf.h> |
| #include <chromeos/dbus/service_constants.h> |
| |
| #include "shill/adaptor_interfaces.h" |
| #include "shill/cellular/cellular.h" |
| #include "shill/control_interface.h" |
| #include "shill/property_accessor.h" |
| #include "shill/store_interface.h" |
| |
| using std::set; |
| using std::string; |
| |
| namespace shill { |
| |
| namespace Logging { |
| static auto kModuleLogScope = ScopeLogger::kCellular; |
| static string ObjectID(const CellularService* c) { |
| return c->log_name(); |
| } |
| } // namespace Logging |
| |
| // statics |
| const char CellularService::kAutoConnActivating[] = "activating"; |
| const char CellularService::kAutoConnBadPPPCredentials[] = |
| "bad PPP credentials"; |
| const char CellularService::kAutoConnDeviceDisabled[] = "device disabled"; |
| const char CellularService::kAutoConnOutOfCredits[] = "service out of credits"; |
| const char CellularService::kStorageIccid[] = "Cellular.Iccid"; |
| const char CellularService::kStorageImsi[] = "Cellular.Imsi"; |
| const char CellularService::kStoragePPPUsername[] = "Cellular.PPP.Username"; |
| const char CellularService::kStoragePPPPassword[] = "Cellular.PPP.Password"; |
| const char CellularService::kStorageSimCardId[] = "Cellular.SimCardId"; |
| |
| namespace { |
| |
| const char kStorageAPN[] = "Cellular.APN"; |
| const char kStorageLastGoodAPN[] = "Cellular.LastGoodAPN"; |
| |
| const char kApnVersionProperty[] = "version"; |
| const int kCurrentApnCacheVersion = 2; |
| |
| bool GetNonEmptyField(const Stringmap& stringmap, |
| const string& fieldname, |
| string* value) { |
| Stringmap::const_iterator it = stringmap.find(fieldname); |
| if (it != stringmap.end() && !it->second.empty()) { |
| *value = it->second; |
| return true; |
| } |
| return false; |
| } |
| |
| } // namespace |
| |
| CellularService::CellularService(Manager* manager, |
| const std::string& imsi, |
| const std::string& iccid, |
| const std::string& sim_card_id) |
| : Service(manager, Technology::kCellular), |
| imsi_(imsi), |
| iccid_(iccid), |
| sim_card_id_(sim_card_id), |
| activation_type_(kActivationTypeUnknown), |
| is_auto_connecting_(false), |
| out_of_credits_(false) { |
| // Note: This will change once SetNetworkTechnology() is called, but the |
| // serial number remains unchanged so correlating log lines will be easy. |
| set_log_name("cellular_" + base::NumberToString(serial_number())); |
| |
| PropertyStore* store = mutable_store(); |
| HelpRegisterDerivedString(kActivationTypeProperty, |
| &CellularService::CalculateActivationType, nullptr); |
| store->RegisterConstString(kActivationStateProperty, &activation_state_); |
| HelpRegisterDerivedStringmap(kCellularApnProperty, &CellularService::GetApn, |
| &CellularService::SetApn); |
| store->RegisterConstString(kIccidProperty, &iccid_); |
| store->RegisterConstString(kImsiProperty, &imsi_); |
| store->RegisterConstStringmap(kCellularLastGoodApnProperty, |
| &last_good_apn_info_); |
| store->RegisterConstString(kNetworkTechnologyProperty, &network_technology_); |
| HelpRegisterDerivedBool(kOutOfCreditsProperty, |
| &CellularService::IsOutOfCredits, nullptr); |
| store->RegisterConstStringmap(kPaymentPortalProperty, &olp_); |
| store->RegisterConstString(kRoamingStateProperty, &roaming_state_); |
| store->RegisterConstStringmap(kServingOperatorProperty, &serving_operator_); |
| store->RegisterConstString(kUsageURLProperty, &usage_url_); |
| store->RegisterString(kCellularPPPUsernameProperty, &ppp_username_); |
| store->RegisterWriteOnlyString(kCellularPPPPasswordProperty, &ppp_password_); |
| |
| storage_identifier_ = GetDefaultStorageIdentifier(); |
| } |
| |
| CellularService::~CellularService() { |
| SLOG(this, 2) << "CellularService Destroyed: " << log_name(); |
| } |
| |
| void CellularService::SetDevice(Cellular* device) { |
| SLOG(this, 2) << __func__ << ": " << (device ? device->iccid() : "None"); |
| cellular_ = device; |
| Error ignored_error; |
| adaptor()->EmitRpcIdentifierChanged(kDeviceProperty, |
| GetDeviceRpcId(&ignored_error)); |
| adaptor()->EmitBoolChanged(kVisibleProperty, |
| GetVisibleProperty(&ignored_error)); |
| if (!cellular_) |
| return; |
| |
| DCHECK_EQ(sim_card_id_, cellular_->GetSimCardId()); |
| SetConnectable(!!device); |
| set_friendly_name(cellular_->CreateDefaultFriendlyServiceName()); |
| SetActivationType(kActivationTypeUnknown); |
| |
| // The IMSI may not be available on construction, so set it here if the ICCID |
| // matches. |sim_card_id_| may not match when support for eId is added, so |
| // also update that here. |
| if (iccid_ == cellular_->iccid()) { |
| imsi_ = cellular_->imsi(); |
| sim_card_id_ = cellular_->GetSimCardId(); |
| } |
| } |
| |
| void CellularService::AutoConnect() { |
| is_auto_connecting_ = true; |
| Service::AutoConnect(); |
| is_auto_connecting_ = false; |
| } |
| |
| void CellularService::CompleteCellularActivation(Error* error) { |
| if (!cellular_) { |
| Error::PopulateAndLog( |
| FROM_HERE, error, Error::kOperationFailed, |
| base::StringPrintf("CompleteCellularActivation attempted but %s " |
| "Service %s has no device.", |
| kTypeCellular, log_name().c_str())); |
| return; |
| } |
| cellular_->CompleteActivation(error); |
| } |
| |
| string CellularService::GetStorageIdentifier() const { |
| return storage_identifier_; |
| } |
| |
| string CellularService::GetLoadableStorageIdentifier( |
| const StoreInterface& storage) const { |
| set<string> groups = storage.GetGroupsWithProperties(GetStorageProperties()); |
| if (groups.empty()) { |
| LOG(WARNING) << "Configuration for service " << log_name() |
| << " is not available in the persistent store"; |
| return std::string(); |
| } |
| if (groups.size() == 1) |
| return *groups.begin(); |
| |
| // If there are multiple candidates, find the best matching entry. This may |
| // happen when loading older profiles. |
| LOG(WARNING) << "More than one configuration for service " << log_name() |
| << " is available, using the best match and removing others."; |
| |
| // If the storage identifier matches, always use that. |
| auto iter = std::find(groups.begin(), groups.end(), storage_identifier_); |
| if (iter != groups.end()) |
| return *iter; |
| |
| // If an entry with a non-empty IMSI exists, use that. |
| for (const string& group : groups) { |
| string imsi; |
| storage.GetString(group, kStorageImsi, &imsi); |
| if (!imsi.empty()) |
| return group; |
| } |
| // Otherwise use the first entry. |
| return *groups.begin(); |
| } |
| |
| bool CellularService::IsLoadableFrom(const StoreInterface& storage) const { |
| return !GetLoadableStorageIdentifier(storage).empty(); |
| } |
| |
| bool CellularService::Load(const StoreInterface* storage) { |
| string id = GetLoadableStorageIdentifier(*storage); |
| if (id.empty()) { |
| LOG(WARNING) << "No service with matching properties found"; |
| return false; |
| } |
| |
| SLOG(this, 2) << __func__ |
| << ": Service with matching properties found: " << id; |
| |
| std::string default_storage_identifier = storage_identifier_; |
| |
| // Set |storage identifier_| to match the storage name in the Profile. |
| // This needs to be done before calling Service::Load(). |
| // NOTE: Older profiles used other identifiers instead of ICCID. This is fine |
| // since entries are identified by their properties, not the id. |
| storage_identifier_ = id; |
| |
| // Load properties common to all Services. |
| if (!Service::Load(storage)) { |
| // Restore the default storage id. The invalid profile entry will become |
| // ignored. |
| storage_identifier_ = default_storage_identifier; |
| return false; |
| } |
| |
| // |iccid_| will always match the storage entry. |
| // |sim_card_id_| will already be set. If the saved value is empty or differs |
| // (e.g. once eId is used), we want to use the current value, not the |
| // saved one. |
| |
| storage->GetString(id, kStorageImsi, &imsi_); |
| const Stringmaps& apn_list = |
| cellular() ? cellular()->apn_list() : Stringmaps(); |
| LoadApn(storage, id, kStorageAPN, apn_list, &apn_info_); |
| LoadApn(storage, id, kStorageLastGoodAPN, apn_list, &last_good_apn_info_); |
| |
| const string old_username = ppp_username_; |
| const string old_password = ppp_password_; |
| storage->GetString(id, kStoragePPPUsername, &ppp_username_); |
| storage->GetString(id, kStoragePPPPassword, &ppp_password_); |
| if (IsFailed() && failure() == kFailurePPPAuth && |
| (old_username != ppp_username_ || old_password != ppp_password_)) { |
| SetState(kStateIdle); |
| } |
| return true; |
| } |
| |
| void CellularService::MigrateDeprecatedStorage(StoreInterface* storage) { |
| SLOG(this, 2) << __func__; |
| |
| // Prior to M85, Cellular services used either IMSI or MEID for |id|. |
| // In M86, IMSI only was used for |id|. In M87+, ICCID is used for |id|. |
| // This removes any stale groups for consistency and debugging clarity. |
| // This migration can be removed in M91+. |
| string id = GetLoadableStorageIdentifier(*storage); |
| set<string> groups = storage->GetGroupsWithProperties(GetStorageProperties()); |
| LOG(INFO) << __func__ << " ID: " << id << " Groups: " << groups.size(); |
| for (const string& group : groups) { |
| if (group != id) |
| storage->DeleteGroup(group); |
| } |
| } |
| |
| bool CellularService::Save(StoreInterface* storage) { |
| // Save properties common to all Services. |
| if (!Service::Save(storage)) |
| return false; |
| |
| const string id = GetStorageIdentifier(); |
| SaveStringOrClear(storage, id, kStorageIccid, iccid_); |
| SaveStringOrClear(storage, id, kStorageImsi, imsi_); |
| SaveStringOrClear(storage, id, kStorageSimCardId, sim_card_id_); |
| |
| SaveApn(storage, id, GetUserSpecifiedApn(), kStorageAPN); |
| SaveApn(storage, id, GetLastGoodApn(), kStorageLastGoodAPN); |
| SaveStringOrClear(storage, id, kStoragePPPUsername, ppp_username_); |
| SaveStringOrClear(storage, id, kStoragePPPPassword, ppp_password_); |
| |
| // Delete deprecated keys. TODO: Remove after M84. |
| storage->DeleteKey(id, "Cellular.Imei"); |
| storage->DeleteKey(id, "Cellular.Meid"); |
| return true; |
| } |
| |
| bool CellularService::IsVisible() const { |
| return !!cellular_; |
| } |
| |
| void CellularService::SetActivationType(ActivationType type) { |
| if (type == activation_type_) { |
| return; |
| } |
| activation_type_ = type; |
| adaptor()->EmitStringChanged(kActivationTypeProperty, |
| GetActivationTypeString()); |
| } |
| |
| string CellularService::GetActivationTypeString() const { |
| switch (activation_type_) { |
| case kActivationTypeNonCellular: |
| return shill::kActivationTypeNonCellular; |
| case kActivationTypeOMADM: |
| return shill::kActivationTypeOMADM; |
| case kActivationTypeOTA: |
| return shill::kActivationTypeOTA; |
| case kActivationTypeOTASP: |
| return shill::kActivationTypeOTASP; |
| case kActivationTypeUnknown: |
| return ""; |
| default: |
| NOTREACHED(); |
| return ""; // Make compiler happy. |
| } |
| } |
| |
| void CellularService::SetActivationState(const string& state) { |
| if (state == activation_state_) { |
| return; |
| } |
| |
| // If AutoConnect has not been explicitly set by the client, set it to true |
| // when the service becomes activated. |
| if (!retain_auto_connect() && state == kActivationStateActivated) |
| SetAutoConnect(true); |
| |
| activation_state_ = state; |
| adaptor()->EmitStringChanged(kActivationStateProperty, state); |
| } |
| |
| void CellularService::SetOLP(const string& url, |
| const string& method, |
| const string& post_data) { |
| Stringmap olp; |
| olp[kPaymentPortalURL] = url; |
| olp[kPaymentPortalMethod] = method; |
| olp[kPaymentPortalPostData] = post_data; |
| |
| if (olp_ == olp) { |
| return; |
| } |
| olp_ = olp; |
| adaptor()->EmitStringmapChanged(kPaymentPortalProperty, olp); |
| } |
| |
| void CellularService::SetUsageURL(const string& url) { |
| if (url == usage_url_) { |
| return; |
| } |
| usage_url_ = url; |
| adaptor()->EmitStringChanged(kUsageURLProperty, url); |
| } |
| |
| void CellularService::SetServingOperator(const Stringmap& serving_operator) { |
| if (serving_operator_ == serving_operator) |
| return; |
| |
| serving_operator_ = serving_operator; |
| adaptor()->EmitStringmapChanged(kServingOperatorProperty, serving_operator_); |
| } |
| |
| void CellularService::SetNetworkTechnology(const string& technology) { |
| if (technology == network_technology_) { |
| return; |
| } |
| network_technology_ = technology; |
| set_log_name("cellular_" + network_technology_ + "_" + |
| base::NumberToString(serial_number())); |
| adaptor()->EmitStringChanged(kNetworkTechnologyProperty, technology); |
| } |
| |
| void CellularService::SetRoamingState(const string& state) { |
| if (state == roaming_state_) { |
| return; |
| } |
| roaming_state_ = state; |
| adaptor()->EmitStringChanged(kRoamingStateProperty, state); |
| } |
| |
| Stringmap* CellularService::GetUserSpecifiedApn() { |
| Stringmap::iterator it = apn_info_.find(kApnProperty); |
| if (it == apn_info_.end() || it->second.empty()) |
| return nullptr; |
| return &apn_info_; |
| } |
| |
| Stringmap* CellularService::GetLastGoodApn() { |
| Stringmap::iterator it = last_good_apn_info_.find(kApnProperty); |
| if (it == last_good_apn_info_.end() || it->second.empty()) |
| return nullptr; |
| return &last_good_apn_info_; |
| } |
| |
| void CellularService::SetLastGoodApn(const Stringmap& apn_info) { |
| last_good_apn_info_ = apn_info; |
| adaptor()->EmitStringmapChanged(kCellularLastGoodApnProperty, |
| last_good_apn_info_); |
| } |
| |
| void CellularService::ClearLastGoodApn() { |
| last_good_apn_info_.clear(); |
| adaptor()->EmitStringmapChanged(kCellularLastGoodApnProperty, |
| last_good_apn_info_); |
| } |
| |
| void CellularService::NotifySubscriptionStateChanged( |
| SubscriptionState subscription_state) { |
| bool new_out_of_credits = |
| (subscription_state == SubscriptionState::kOutOfCredits); |
| if (out_of_credits_ == new_out_of_credits) |
| return; |
| |
| out_of_credits_ = new_out_of_credits; |
| SLOG(this, 2) << (out_of_credits_ ? "Marking service out-of-credits" |
| : "Marking service as not out-of-credits"); |
| adaptor()->EmitBoolChanged(kOutOfCreditsProperty, out_of_credits_); |
| } |
| |
| void CellularService::OnConnect(Error* error) { |
| if (!cellular_) { |
| Error::PopulateAndLog( |
| FROM_HERE, error, Error::kOperationFailed, |
| base::StringPrintf("Connect attempted but %s Service %s has no device.", |
| kTypeCellular, log_name().c_str())); |
| return; |
| } |
| cellular_->Connect(error); |
| } |
| |
| void CellularService::OnDisconnect(Error* error, const char* reason) { |
| if (!cellular_) { |
| Error::PopulateAndLog( |
| FROM_HERE, error, Error::kOperationFailed, |
| base::StringPrintf( |
| "Disconnect attempted but %s Service %s has no device.", |
| kTypeCellular, log_name().c_str())); |
| return; |
| } |
| cellular_->Disconnect(error, reason); |
| } |
| |
| bool CellularService::IsAutoConnectable(const char** reason) const { |
| if (!cellular_ || !cellular_->running()) { |
| *reason = kAutoConnDeviceDisabled; |
| return false; |
| } |
| if (cellular_->IsActivating()) { |
| *reason = kAutoConnActivating; |
| return false; |
| } |
| if (failure() == kFailurePPPAuth) { |
| *reason = kAutoConnBadPPPCredentials; |
| return false; |
| } |
| if (out_of_credits_) { |
| *reason = kAutoConnOutOfCredits; |
| return false; |
| } |
| return Service::IsAutoConnectable(reason); |
| } |
| |
| uint64_t CellularService::GetMaxAutoConnectCooldownTimeMilliseconds() const { |
| return 30 * 60 * 1000; // 30 minutes |
| } |
| |
| bool CellularService::IsMeteredByServiceProperties() const { |
| // TODO(crbug.com/989639): see if we can detect unmetered cellular |
| // connections automatically. |
| return true; |
| } |
| |
| RpcIdentifier CellularService::GetDeviceRpcId(Error* error) const { |
| if (!cellular_) |
| return control_interface()->NullRpcIdentifier(); |
| return cellular_->GetRpcIdentifier(); |
| } |
| |
| void CellularService::HelpRegisterDerivedString( |
| const string& name, |
| string (CellularService::*get)(Error* error), |
| bool (CellularService::*set)(const string& value, Error* error)) { |
| mutable_store()->RegisterDerivedString( |
| name, StringAccessor( |
| new CustomAccessor<CellularService, string>(this, get, set))); |
| } |
| |
| void CellularService::HelpRegisterDerivedStringmap( |
| const string& name, |
| Stringmap (CellularService::*get)(Error* error), |
| bool (CellularService::*set)(const Stringmap& value, Error* error)) { |
| mutable_store()->RegisterDerivedStringmap( |
| name, StringmapAccessor(new CustomAccessor<CellularService, Stringmap>( |
| this, get, set))); |
| } |
| |
| void CellularService::HelpRegisterDerivedBool( |
| const string& name, |
| bool (CellularService::*get)(Error* error), |
| bool (CellularService::*set)(const bool&, Error*)) { |
| mutable_store()->RegisterDerivedBool( |
| name, |
| BoolAccessor(new CustomAccessor<CellularService, bool>(this, get, set))); |
| } |
| |
| set<string> CellularService::GetStorageGroupsWithProperty( |
| const StoreInterface& storage, |
| const std::string& key, |
| const std::string& value) const { |
| KeyValueStore properties; |
| properties.Set<string>(kStorageType, kTypeCellular); |
| properties.Set<string>(key, value); |
| return storage.GetGroupsWithProperties(properties); |
| } |
| |
| string CellularService::CalculateActivationType(Error* error) { |
| return GetActivationTypeString(); |
| } |
| |
| Stringmap CellularService::GetApn(Error* /*error*/) { |
| return apn_info_; |
| } |
| |
| bool CellularService::SetApn(const Stringmap& value, Error* error) { |
| // Only copy in the fields we care about, and validate the contents. |
| // If the "apn" field is missing or empty, the APN is cleared. |
| string new_apn; |
| Stringmap new_apn_info; |
| if (GetNonEmptyField(value, kApnProperty, &new_apn)) { |
| new_apn_info[kApnProperty] = new_apn; |
| |
| // Fetch details from the APN database first. |
| FetchDetailsFromApnList(cellular()->apn_list(), &new_apn_info); |
| |
| // If this is a user-entered APN, the one or more of the following |
| // details should exist, even if they are empty. |
| string str; |
| if (GetNonEmptyField(value, kApnUsernameProperty, &str)) |
| new_apn_info[kApnUsernameProperty] = str; |
| if (GetNonEmptyField(value, kApnPasswordProperty, &str)) |
| new_apn_info[kApnPasswordProperty] = str; |
| if (GetNonEmptyField(value, kApnAuthenticationProperty, &str)) |
| new_apn_info[kApnAuthenticationProperty] = str; |
| |
| new_apn_info[kApnVersionProperty] = |
| base::NumberToString(kCurrentApnCacheVersion); |
| } |
| if (apn_info_ == new_apn_info) { |
| return false; |
| } |
| apn_info_ = new_apn_info; |
| adaptor()->EmitStringmapChanged(kCellularApnProperty, apn_info_); |
| |
| if (IsConnected()) { |
| Disconnect(error, __func__); |
| if (!error->IsSuccess()) { |
| return false; |
| } |
| Connect(error, __func__); |
| return error->IsSuccess(); |
| } |
| |
| return true; |
| } |
| |
| void CellularService::LoadApn(const StoreInterface* storage, |
| const string& storage_group, |
| const string& keytag, |
| const Stringmaps& apn_list, |
| Stringmap* apn_info) { |
| if (keytag == kStorageLastGoodAPN) { |
| // Ignore LastGoodAPN that is too old. |
| int version; |
| if (!LoadApnField(storage, storage_group, keytag, kApnVersionProperty, |
| apn_info) || |
| !base::StringToInt((*apn_info)[kApnVersionProperty], &version) || |
| version < kCurrentApnCacheVersion) { |
| return; |
| } |
| } |
| |
| if (!LoadApnField(storage, storage_group, keytag, kApnProperty, apn_info)) |
| return; |
| if (keytag == kStorageAPN) |
| FetchDetailsFromApnList(apn_list, apn_info); |
| LoadApnField(storage, storage_group, keytag, kApnUsernameProperty, apn_info); |
| LoadApnField(storage, storage_group, keytag, kApnPasswordProperty, apn_info); |
| LoadApnField(storage, storage_group, keytag, kApnAuthenticationProperty, |
| apn_info); |
| LoadApnField(storage, storage_group, keytag, kApnIpTypeProperty, apn_info); |
| } |
| |
| bool CellularService::LoadApnField(const StoreInterface* storage, |
| const string& storage_group, |
| const string& keytag, |
| const string& apntag, |
| Stringmap* apn_info) { |
| string value; |
| if (storage->GetString(storage_group, keytag + "." + apntag, &value) && |
| !value.empty()) { |
| (*apn_info)[apntag] = value; |
| return true; |
| } |
| return false; |
| } |
| |
| void CellularService::SaveApn(StoreInterface* storage, |
| const string& storage_group, |
| const Stringmap* apn_info, |
| const string& keytag) { |
| SaveApnField(storage, storage_group, apn_info, keytag, kApnProperty); |
| SaveApnField(storage, storage_group, apn_info, keytag, kApnUsernameProperty); |
| SaveApnField(storage, storage_group, apn_info, keytag, kApnPasswordProperty); |
| SaveApnField(storage, storage_group, apn_info, keytag, |
| kApnAuthenticationProperty); |
| SaveApnField(storage, storage_group, apn_info, keytag, kApnIpTypeProperty); |
| SaveApnField(storage, storage_group, apn_info, keytag, kApnVersionProperty); |
| } |
| |
| void CellularService::SaveApnField(StoreInterface* storage, |
| const string& storage_group, |
| const Stringmap* apn_info, |
| const string& keytag, |
| const string& apntag) { |
| const string key = keytag + "." + apntag; |
| string str; |
| if (apn_info && GetNonEmptyField(*apn_info, apntag, &str)) |
| storage->SetString(storage_group, key, str); |
| else |
| storage->DeleteKey(storage_group, key); |
| } |
| |
| void CellularService::FetchDetailsFromApnList(const Stringmaps& apn_list, |
| Stringmap* apn_info) { |
| DCHECK(apn_info); |
| string apn; |
| for (const Stringmap& list_apn_info : apn_list) { |
| if (GetNonEmptyField(list_apn_info, kApnProperty, &apn) && |
| (*apn_info)[kApnProperty] == apn) { |
| *apn_info = list_apn_info; |
| return; |
| } |
| } |
| } |
| |
| KeyValueStore CellularService::GetStorageProperties() const { |
| KeyValueStore properties; |
| properties.Set<string>(kStorageType, kTypeCellular); |
| properties.Set<string>(kStorageIccid, iccid_); |
| return properties; |
| } |
| std::string CellularService::GetDefaultStorageIdentifier() const { |
| if (iccid_.empty()) { |
| LOG(ERROR) << "CellularService created with empty ICCID"; |
| return std::string(); |
| } |
| return SanitizeStorageIdentifier( |
| base::StringPrintf("%s_%s", kTypeCellular, iccid_.c_str())); |
| } |
| |
| bool CellularService::IsOutOfCredits(Error* /*error*/) { |
| return out_of_credits_; |
| } |
| |
| } // namespace shill |