src/components/wifi/wifi_service.cc

   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 (FrequencySet::const_iterator it = this->frequency_set.begin();
  43            it != this->frequency_set.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       base::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