83 lines
2.7 KiB
C++
83 lines
2.7 KiB
C++
// Copyright 2012 The Chromium Authors
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "net/quic/network_connection.h"
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#include "base/logging.h"
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#include "net/base/network_interfaces.h"
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namespace net {
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NetworkConnection::NetworkConnection() {
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NetworkChangeNotifier::AddIPAddressObserver(this);
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NetworkChangeNotifier::AddConnectionTypeObserver(this);
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OnIPAddressChanged();
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}
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NetworkConnection::~NetworkConnection() {
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NetworkChangeNotifier::RemoveConnectionTypeObserver(this);
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NetworkChangeNotifier::RemoveIPAddressObserver(this);
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}
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void NetworkConnection::OnIPAddressChanged() {
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OnConnectionTypeChanged(NetworkChangeNotifier::GetConnectionType());
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}
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void NetworkConnection::OnConnectionTypeChanged(
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NetworkChangeNotifier::ConnectionType type) {
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DVLOG(1) << "Updating NetworkConnection's Cached Data";
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connection_type_ = type;
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connection_description_ = NetworkChangeNotifier::ConnectionTypeToString(type);
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if (connection_type_ != NetworkChangeNotifier::CONNECTION_UNKNOWN &&
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connection_type_ != NetworkChangeNotifier::CONNECTION_WIFI) {
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return;
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}
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// This function only seems usefully defined on Windows currently.
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WifiPHYLayerProtocol wifi_type = GetWifiPHYLayerProtocol();
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switch (wifi_type) {
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case WIFI_PHY_LAYER_PROTOCOL_NONE:
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// No wifi support or no associated AP.
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break;
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case WIFI_PHY_LAYER_PROTOCOL_ANCIENT:
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// An obsolete modes introduced by the original 802.11, e.g. IR, FHSS.
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connection_description_ = "CONNECTION_WIFI_ANCIENT";
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break;
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case WIFI_PHY_LAYER_PROTOCOL_A:
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// 802.11a, OFDM-based rates.
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connection_description_ = "CONNECTION_WIFI_802.11a";
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break;
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case WIFI_PHY_LAYER_PROTOCOL_B:
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// 802.11b, DSSS or HR DSSS.
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connection_description_ = "CONNECTION_WIFI_802.11b";
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break;
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case WIFI_PHY_LAYER_PROTOCOL_G:
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// 802.11g, same rates as 802.11a but compatible with 802.11b.
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connection_description_ = "CONNECTION_WIFI_802.11g";
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break;
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case WIFI_PHY_LAYER_PROTOCOL_N:
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// 802.11n, HT rates.
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connection_description_ = "CONNECTION_WIFI_802.11n";
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break;
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case WIFI_PHY_LAYER_PROTOCOL_AC:
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// 802.11ac
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connection_description_ = "CONNECTION_WIFI_802.11ac";
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break;
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case WIFI_PHY_LAYER_PROTOCOL_AD:
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// 802.11ad
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connection_description_ = "CONNECTION_WIFI_802.11ad";
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break;
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case WIFI_PHY_LAYER_PROTOCOL_AX:
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// 802.11ax
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connection_description_ = "CONNECTION_WIFI_802.11ax";
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break;
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case WIFI_PHY_LAYER_PROTOCOL_UNKNOWN:
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// Unclassified mode or failure to identify.
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break;
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}
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}
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} // namespace net
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