| // Copyright 2015 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 "third_party/blink/public/platform/modules/p2p/empty_network_manager.h" |
| |
| #include "base/bind.h" |
| #include "base/location.h" |
| #include "base/logging.h" |
| #include "base/threading/thread_task_runner_handle.h" |
| #include "third_party/blink/public/platform/modules/p2p/network_manager_uma.h" |
| |
| namespace blink { |
| |
| EmptyNetworkManager::EmptyNetworkManager(rtc::NetworkManager* network_manager) |
| : network_manager_(network_manager) { |
| DCHECK(network_manager); |
| DETACH_FROM_THREAD(thread_checker_); |
| set_enumeration_permission(ENUMERATION_BLOCKED); |
| network_manager_->SignalNetworksChanged.connect( |
| this, &EmptyNetworkManager::OnNetworksChanged); |
| } |
| |
| EmptyNetworkManager::~EmptyNetworkManager() { |
| DCHECK_CALLED_ON_VALID_THREAD(thread_checker_); |
| } |
| |
| void EmptyNetworkManager::StartUpdating() { |
| DCHECK_CALLED_ON_VALID_THREAD(thread_checker_); |
| ++start_count_; |
| network_manager_->StartUpdating(); |
| } |
| |
| void EmptyNetworkManager::StopUpdating() { |
| DCHECK_CALLED_ON_VALID_THREAD(thread_checker_); |
| network_manager_->StopUpdating(); |
| --start_count_; |
| DCHECK_GE(start_count_, 0); |
| } |
| |
| void EmptyNetworkManager::GetNetworks(NetworkList* networks) const { |
| DCHECK_CALLED_ON_VALID_THREAD(thread_checker_); |
| networks->clear(); |
| } |
| |
| bool EmptyNetworkManager::GetDefaultLocalAddress( |
| int family, |
| rtc::IPAddress* ipaddress) const { |
| return network_manager_->GetDefaultLocalAddress(family, ipaddress); |
| } |
| |
| void EmptyNetworkManager::OnNetworksChanged() { |
| DCHECK_CALLED_ON_VALID_THREAD(thread_checker_); |
| |
| if (!start_count_) |
| return; |
| |
| if (!sent_first_update_) |
| blink::ReportIPPermissionStatus(blink::PERMISSION_NOT_REQUESTED); |
| |
| sent_first_update_ = true; |
| SignalNetworksChanged(); |
| } |
| |
| } // namespace blink |