components/wifi/network_properties.cc

   1 // Copyright 2014 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/network_properties.h"
   6
   7 #include "base/message_loop/message_loop.h"
   8 #include "base/strings/string_number_conversions.h"
   9 #include "base/strings/stringprintf.h"
  10 #include "components/onc/onc_constants.h"
  11
  12 namespace wifi {
  13
  14 NetworkProperties::NetworkProperties()
  15     : connection_state(onc::connection_state::kNotConnected),
  16       security(onc::wifi::kSecurityNone),
  17       signal_strength(0),
  18       auto_connect(false),
  19       frequency(kFrequencyUnknown) {
  20 }
  21
  22 NetworkProperties::~NetworkProperties() {
  23 }
  24
  25 scoped_ptr<base::DictionaryValue> NetworkProperties::ToValue(
  26     bool network_list) const {
  27   scoped_ptr<base::DictionaryValue> value(new base::DictionaryValue());
  28
  29   value->SetString(onc::network_config::kGUID, guid);
  30   value->SetString(onc::network_config::kName, name);
  31   value->SetString(onc::network_config::kConnectionState, connection_state);
  32   DCHECK(type == onc::network_type::kWiFi);
  33   value->SetString(onc::network_config::kType, type);
  34
  35   // For now, assume all WiFi services are connectable.
  36   value->SetBoolean(onc::network_config::kConnectable, true);
  37
  38   scoped_ptr<base::DictionaryValue> wifi(new base::DictionaryValue());
  39   wifi->SetString(onc::wifi::kSecurity, security);
  40   wifi->SetInteger(onc::wifi::kSignalStrength, signal_strength);
  41
  42   // Network list expects subset of data.
  43   if (!network_list) {
  44     if (frequency != kFrequencyUnknown)
  45       wifi->SetInteger(onc::wifi::kFrequency, frequency);
  46     scoped_ptr<base::ListValue> frequency_list(new base::ListValue());
  47     for (FrequencySet::const_iterator it = this->frequency_set.begin();
  48          it != this->frequency_set.end();
  49          ++it) {
  50       frequency_list->AppendInteger(*it);
  51     }
  52     if (!frequency_list->empty())
  53       wifi->Set(onc::wifi::kFrequencyList, frequency_list.release());
  54     if (!bssid.empty())
  55       wifi->SetString(onc::wifi::kBSSID, bssid);
  56     wifi->SetString(onc::wifi::kSSID, ssid);
  57     wifi->SetString(onc::wifi::kHexSSID,
  58                     base::HexEncode(ssid.c_str(), ssid.size()));
  59   }
  60   value->Set(onc::network_type::kWiFi, wifi.release());
  61
  62   return value.Pass();
  63 }
  64
  65 bool NetworkProperties::UpdateFromValue(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     value.GetString(onc::network_config::kName, &name);
  76     value.GetString(onc::network_config::kGUID, &guid);
  77     value.GetString(onc::network_config::kConnectionState, &connection_state);
  78     wifi->GetString(onc::wifi::kSecurity, &security);
  79     wifi->GetString(onc::wifi::kSSID, &ssid);
  80     wifi->GetString(onc::wifi::kPassphrase, &password);
  81     wifi->GetBoolean(onc::wifi::kAutoConnect, &auto_connect);
  82     return true;
  83   }
  84   return false;
  85 }
  86
  87 std::string NetworkProperties::MacAddressAsString(const uint8 mac_as_int[6]) {
  88   // mac_as_int is big-endian. Write in byte chunks.
  89   // Format is XX:XX:XX:XX:XX:XX.
  90   static const char* const kMacFormatString = "%02x:%02x:%02x:%02x:%02x:%02x";
  91   return base::StringPrintf(kMacFormatString,
  92                             mac_as_int[0],
  93                             mac_as_int[1],
  94                             mac_as_int[2],
  95                             mac_as_int[3],
  96                             mac_as_int[4],
  97                             mac_as_int[5]);
  98 }
  99
 100 bool NetworkProperties::OrderByType(const NetworkProperties& l,
 101                                     const NetworkProperties& r) {
 102   if (l.connection_state != r.connection_state)
 103     return l.connection_state < r.connection_state;
 104   // This sorting order is needed only for browser_tests, which expect this
 105   // network type sort order: ethernet < wifi < vpn < cellular.
 106   if (l.type == r.type)
 107     return l.guid < r.guid;
 108   if (l.type == onc::network_type::kEthernet)
 109     return true;
 110   if (r.type == onc::network_type::kEthernet)
 111     return false;
 112   return l.type > r.type;
 113 }
 114
 115 }  // namespace wifi