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      1 // Copyright 2013 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "components/wifi/wifi_service.h"
      6 
      7 #include "base/json/json_reader.h"
      8 #include "base/message_loop/message_loop.h"
      9 #include "base/strings/stringprintf.h"
     10 #include "components/onc/onc_constants.h"
     11 
     12 namespace wifi {
     13 
     14 WiFiService::NetworkProperties::NetworkProperties()
     15     : connection_state(onc::connection_state::kNotConnected),
     16       security(onc::wifi::kNone),
     17       signal_strength(0),
     18       auto_connect(false),
     19       frequency(WiFiService::kFrequencyUnknown) {}
     20 
     21 WiFiService::NetworkProperties::~NetworkProperties() {}
     22 
     23 scoped_ptr<base::DictionaryValue> WiFiService::NetworkProperties::ToValue(
     24     bool network_list) const {
     25   scoped_ptr<base::DictionaryValue> value(new base::DictionaryValue());
     26 
     27   value->SetString(onc::network_config::kGUID, guid);
     28   value->SetString(onc::network_config::kName, name);
     29   value->SetString(onc::network_config::kConnectionState, connection_state);
     30   value->SetString(onc::network_config::kType, type);
     31 
     32   if (type == onc::network_type::kWiFi) {
     33     scoped_ptr<base::DictionaryValue> wifi(new base::DictionaryValue());
     34     wifi->SetString(onc::wifi::kSecurity, security);
     35     wifi->SetInteger(onc::wifi::kSignalStrength, signal_strength);
     36 
     37     // Network list expects subset of data.
     38     if (!network_list) {
     39       if (frequency != WiFiService::kFrequencyUnknown)
     40         wifi->SetInteger(onc::wifi::kFrequency, frequency);
     41       scoped_ptr<base::ListValue> frequency_list(new base::ListValue());
     42       for (FrequencyList::const_iterator it = this->frequency_list.begin();
     43            it != this->frequency_list.end();
     44            ++it) {
     45         frequency_list->AppendInteger(*it);
     46       }
     47       if (!frequency_list->empty())
     48         wifi->Set(onc::wifi::kFrequencyList, frequency_list.release());
     49       if (!bssid.empty())
     50         wifi->SetString(onc::wifi::kBSSID, bssid);
     51       wifi->SetString(onc::wifi::kSSID, ssid);
     52     }
     53     value->Set(onc::network_type::kWiFi, wifi.release());
     54   } else {
     55     // Add properites from json extra if present.
     56     if (!json_extra.empty()) {
     57       Value* value_extra = base::JSONReader::Read(json_extra);
     58       value->Set(type, value_extra);
     59     }
     60   }
     61   return value.Pass();
     62 }
     63 
     64 bool WiFiService::NetworkProperties::UpdateFromValue(
     65     const base::DictionaryValue& value) {
     66   const base::DictionaryValue* wifi = NULL;
     67   std::string network_type;
     68   // Get network type and make sure that it is WiFi (if specified).
     69   if (value.GetString(onc::network_config::kType, &network_type)) {
     70     if (network_type != onc::network_type::kWiFi)
     71       return false;
     72     type = network_type;
     73   }
     74   if (value.GetDictionary(onc::network_type::kWiFi, &wifi)) {
     75     wifi->GetString(onc::wifi::kSecurity, &security);
     76     wifi->GetString(onc::wifi::kSSID, &ssid);
     77     wifi->GetString(onc::wifi::kPassphrase, &password);
     78     wifi->GetBoolean(onc::wifi::kAutoConnect, &auto_connect);
     79     return true;
     80   }
     81   return false;
     82 }
     83 
     84 std::string WiFiService::NetworkProperties::MacAddressAsString(
     85     const uint8 mac_as_int[6]) {
     86   // mac_as_int is big-endian. Write in byte chunks.
     87   // Format is XX:XX:XX:XX:XX:XX.
     88   static const char* const kMacFormatString = "%02x:%02x:%02x:%02x:%02x:%02x";
     89   return base::StringPrintf(kMacFormatString,
     90                             mac_as_int[0],
     91                             mac_as_int[1],
     92                             mac_as_int[2],
     93                             mac_as_int[3],
     94                             mac_as_int[4],
     95                             mac_as_int[5]);
     96 }
     97 
     98 bool WiFiService::NetworkProperties::OrderByType(const NetworkProperties& l,
     99                                                  const NetworkProperties& r) {
    100   if (l.connection_state != r.connection_state)
    101     return l.connection_state < r.connection_state;
    102   // This sorting order is needed only for browser_tests, which expect this
    103   // network type sort order: ethernet < wifi < vpn < cellular.
    104   if (l.type == r.type)
    105     return l.guid < r.guid;
    106   if (l.type == onc::network_type::kEthernet)
    107     return true;
    108   if (r.type == onc::network_type::kEthernet)
    109     return false;
    110   return l.type > r.type;
    111 }
    112 
    113 }  // namespace wifi
    114