| // Copyright (c) 2011 The Chromium OS 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 "shill/ethernet.h" |
| |
| #include <time.h> |
| #include <stdio.h> |
| #include <netinet/ether.h> |
| #include <linux/if.h> |
| |
| #include <string> |
| |
| #include <base/logging.h> |
| |
| #include "shill/control_interface.h" |
| #include "shill/device.h" |
| #include "shill/device_info.h" |
| #include "shill/manager.h" |
| #include "shill/shill_event.h" |
| #include "shill/ethernet_service.h" |
| #include "shill/profile.h" |
| #include "shill/rtnl_handler.h" |
| |
| using std::string; |
| |
| namespace shill { |
| |
| Ethernet::Ethernet(ControlInterface *control_interface, |
| EventDispatcher *dispatcher, |
| Manager *manager, |
| const string &link_name, |
| const std::string &address, |
| int interface_index) |
| : Device(control_interface, |
| dispatcher, |
| manager, |
| link_name, |
| address, |
| interface_index), |
| service_registered_(false), |
| service_(new EthernetService(control_interface, |
| dispatcher, |
| manager, |
| this)), |
| link_up_(false) { |
| VLOG(2) << "Ethernet device " << link_name << " initialized."; |
| } |
| |
| Ethernet::~Ethernet() { |
| Stop(); |
| } |
| |
| void Ethernet::Start() { |
| Device::Start(); |
| RTNLHandler::GetInstance()->SetInterfaceFlags(interface_index_, IFF_UP, |
| IFF_UP); |
| } |
| |
| void Ethernet::Stop() { |
| manager_->DeregisterService(service_); |
| DestroyIPConfig(); |
| Device::Stop(); |
| RTNLHandler::GetInstance()->SetInterfaceFlags(interface_index_, 0, IFF_UP); |
| } |
| |
| bool Ethernet::TechnologyIs(const Device::Technology type) const { |
| return type == Device::kEthernet; |
| } |
| |
| void Ethernet::LinkEvent(unsigned int flags, unsigned int change) { |
| Device::LinkEvent(flags, change); |
| if ((flags & IFF_LOWER_UP) != 0 && !link_up_) { |
| LOG(INFO) << link_name_ << " is up; should start L3!"; |
| link_up_ = true; |
| manager_->RegisterService(service_); |
| if (service_->auto_connect()) { |
| LOG_IF(ERROR, !AcquireDHCPConfig()) << "Unable to acquire DHCP config."; |
| } |
| } else if ((flags & IFF_LOWER_UP) == 0 && link_up_) { |
| link_up_ = false; |
| manager_->DeregisterService(service_); |
| DestroyIPConfig(); |
| } |
| } |
| |
| } // namespace shill |