| // Copyright (c) 2012 The Chromium 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 "chromeos/network/device_state.h" |
| |
| #include "base/logging.h" |
| #include "base/metrics/histogram.h" |
| #include "base/strings/stringprintf.h" |
| #include "chromeos/network/network_event_log.h" |
| #include "chromeos/network/shill_property_util.h" |
| #include "third_party/cros_system_api/dbus/service_constants.h" |
| |
| namespace chromeos { |
| |
| DeviceState::DeviceState(const std::string& path) |
| : ManagedState(MANAGED_TYPE_DEVICE, path), |
| allow_roaming_(false), |
| provider_requires_roaming_(false), |
| support_network_scan_(false), |
| scanning_(false), |
| sim_retries_left_(0), |
| sim_present_(true), |
| eap_authentication_completed_(false) { |
| } |
| |
| DeviceState::~DeviceState() { |
| } |
| |
| bool DeviceState::PropertyChanged(const std::string& key, |
| const base::Value& value) { |
| // All property values get stored in |properties_|. |
| properties_.SetWithoutPathExpansion(key, value.DeepCopy()); |
| |
| if (ManagedStatePropertyChanged(key, value)) |
| return true; |
| if (key == shill::kAddressProperty) { |
| return GetStringValue(key, value, &mac_address_); |
| } else if (key == shill::kScanningProperty) { |
| return GetBooleanValue(key, value, &scanning_); |
| } else if (key == shill::kSupportNetworkScanProperty) { |
| return GetBooleanValue(key, value, &support_network_scan_); |
| } else if (key == shill::kCellularAllowRoamingProperty) { |
| return GetBooleanValue(key, value, &allow_roaming_); |
| } else if (key == shill::kProviderRequiresRoamingProperty) { |
| return GetBooleanValue(key, value, &provider_requires_roaming_); |
| } else if (key == shill::kHomeProviderProperty) { |
| return shill_property_util::GetHomeProviderFromProperty( |
| value, &home_provider_id_); |
| } else if (key == shill::kTechnologyFamilyProperty) { |
| return GetStringValue(key, value, &technology_family_); |
| } else if (key == shill::kCarrierProperty) { |
| return GetStringValue(key, value, &carrier_); |
| } else if (key == shill::kFoundNetworksProperty) { |
| const base::ListValue* list = nullptr; |
| if (!value.GetAsList(&list)) |
| return false; |
| CellularScanResults parsed_results; |
| if (!network_util::ParseCellularScanResults(*list, &parsed_results)) |
| return false; |
| scan_results_.swap(parsed_results); |
| return true; |
| } else if (key == shill::kSIMLockStatusProperty) { |
| const base::DictionaryValue* dict = nullptr; |
| if (!value.GetAsDictionary(&dict)) |
| return false; |
| |
| // Set default values for SIM properties. |
| sim_lock_type_.erase(); |
| sim_retries_left_ = 0; |
| |
| const base::Value* out_value = nullptr; |
| if (dict->GetWithoutPathExpansion(shill::kSIMLockTypeProperty, |
| &out_value)) { |
| GetStringValue(shill::kSIMLockTypeProperty, *out_value, &sim_lock_type_); |
| } |
| if (dict->GetWithoutPathExpansion(shill::kSIMLockRetriesLeftProperty, |
| &out_value)) { |
| GetUInt32Value(shill::kSIMLockRetriesLeftProperty, *out_value, |
| &sim_retries_left_); |
| } |
| return true; |
| } else if (key == shill::kMeidProperty) { |
| return GetStringValue(key, value, &meid_); |
| } else if (key == shill::kImeiProperty) { |
| return GetStringValue(key, value, &imei_); |
| } else if (key == shill::kIccidProperty) { |
| return GetStringValue(key, value, &iccid_); |
| } else if (key == shill::kMdnProperty) { |
| return GetStringValue(key, value, &mdn_); |
| } else if (key == shill::kSIMPresentProperty) { |
| return GetBooleanValue(key, value, &sim_present_); |
| } else if (key == shill::kEapAuthenticationCompletedProperty) { |
| return GetBooleanValue(key, value, &eap_authentication_completed_); |
| } else if (key == shill::kIPConfigsProperty) { |
| // If kIPConfigsProperty changes, clear any previous ip_configs_. |
| // ShillPropertyhandler will request the IPConfig objects which will trigger |
| // calls to IPConfigPropertiesChanged. |
| ip_configs_.Clear(); |
| return false; // No actual state change. |
| } |
| return false; |
| } |
| |
| bool DeviceState::InitialPropertiesReceived( |
| const base::DictionaryValue& properties) { |
| // Update UMA stats. |
| if (sim_present_) { |
| bool locked = !sim_lock_type_.empty(); |
| UMA_HISTOGRAM_BOOLEAN("Cellular.SIMLocked", locked); |
| } |
| return false; |
| } |
| |
| void DeviceState::IPConfigPropertiesChanged( |
| const std::string& ip_config_path, |
| const base::DictionaryValue& properties) { |
| base::DictionaryValue* ip_config = nullptr; |
| if (ip_configs_.GetDictionaryWithoutPathExpansion( |
| ip_config_path, &ip_config)) { |
| NET_LOG_EVENT("IPConfig Updated: " + ip_config_path, path()); |
| ip_config->Clear(); |
| } else { |
| NET_LOG_EVENT("IPConfig Added: " + ip_config_path, path()); |
| ip_config = new base::DictionaryValue; |
| ip_configs_.SetWithoutPathExpansion(ip_config_path, ip_config); |
| } |
| ip_config->MergeDictionary(&properties); |
| } |
| |
| std::string DeviceState::GetIpAddressByType(const std::string& type) const { |
| for (base::DictionaryValue::Iterator iter(ip_configs_); !iter.IsAtEnd(); |
| iter.Advance()) { |
| const base::DictionaryValue* ip_config; |
| if (!iter.value().GetAsDictionary(&ip_config)) |
| continue; |
| std::string ip_config_method; |
| if (!ip_config->GetString(shill::kMethodProperty, &ip_config_method)) |
| continue; |
| if (type == ip_config_method || |
| (type == shill::kTypeIPv4 && ip_config_method == shill::kTypeDHCP) || |
| (type == shill::kTypeIPv6 && ip_config_method == shill::kTypeDHCP6)) { |
| std::string address; |
| if (!ip_config->GetString(shill::kAddressProperty, &address)) |
| continue; |
| return address; |
| } |
| } |
| return std::string(); |
| } |
| |
| bool DeviceState::IsSimAbsent() const { |
| return technology_family_ == shill::kTechnologyFamilyGsm && !sim_present_; |
| } |
| |
| } // namespace chromeos |