Alexander Afanasyev | c3cc0b3 | 2012-12-12 18:41:20 -0800 | [diff] [blame] | 1 | /* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */ |
| 2 | /* |
| 3 | * Copyright (c) 2011-2012 University of California, Los Angeles |
| 4 | * |
| 5 | * This program is free software; you can redistribute it and/or modify |
| 6 | * it under the terms of the GNU General Public License version 2 as |
| 7 | * published by the Free Software Foundation; |
| 8 | * |
| 9 | * This program is distributed in the hope that it will be useful, |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 12 | * GNU General Public License for more details. |
| 13 | * |
| 14 | * You should have received a copy of the GNU General Public License |
| 15 | * along with this program; if not, write to the Free Software |
| 16 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 17 | * |
| 18 | * Author: Alexander Afanasyev <alexander.afanasyev@ucla.edu> |
| 19 | */ |
| 20 | |
| 21 | // hijacker.cc |
| 22 | |
Alexander Afanasyev | 0c39537 | 2014-12-20 15:54:02 -0800 | [diff] [blame] | 23 | #include "hijacker.hpp" |
Alexander Afanasyev | c3cc0b3 | 2012-12-12 18:41:20 -0800 | [diff] [blame] | 24 | |
Alexander Afanasyev | be55cf6 | 2014-12-20 17:51:09 -0800 | [diff] [blame] | 25 | NS_LOG_COMPONENT_DEFINE("Hijacker"); |
Alexander Afanasyev | c3cc0b3 | 2012-12-12 18:41:20 -0800 | [diff] [blame] | 26 | |
| 27 | namespace ns3 { |
| 28 | |
| 29 | // Necessary if you are planning to use ndn::AppHelper |
Alexander Afanasyev | be55cf6 | 2014-12-20 17:51:09 -0800 | [diff] [blame] | 30 | NS_OBJECT_ENSURE_REGISTERED(Hijacker); |
Alexander Afanasyev | c3cc0b3 | 2012-12-12 18:41:20 -0800 | [diff] [blame] | 31 | |
| 32 | TypeId |
Alexander Afanasyev | be55cf6 | 2014-12-20 17:51:09 -0800 | [diff] [blame] | 33 | Hijacker::GetTypeId() |
Alexander Afanasyev | c3cc0b3 | 2012-12-12 18:41:20 -0800 | [diff] [blame] | 34 | { |
Alexander Afanasyev | be55cf6 | 2014-12-20 17:51:09 -0800 | [diff] [blame] | 35 | static TypeId tid = TypeId("Hijacker").SetParent<ndn::App>().AddConstructor<Hijacker>(); |
Alexander Afanasyev | c3cc0b3 | 2012-12-12 18:41:20 -0800 | [diff] [blame] | 36 | |
| 37 | return tid; |
| 38 | } |
| 39 | |
Alexander Afanasyev | be55cf6 | 2014-12-20 17:51:09 -0800 | [diff] [blame] | 40 | Hijacker::Hijacker() |
Alexander Afanasyev | c3cc0b3 | 2012-12-12 18:41:20 -0800 | [diff] [blame] | 41 | { |
| 42 | } |
| 43 | |
| 44 | void |
Alexander Afanasyev | be55cf6 | 2014-12-20 17:51:09 -0800 | [diff] [blame] | 45 | Hijacker::OnInterest(Ptr<const ndn::Interest> interest) |
Alexander Afanasyev | c3cc0b3 | 2012-12-12 18:41:20 -0800 | [diff] [blame] | 46 | { |
Alexander Afanasyev | be55cf6 | 2014-12-20 17:51:09 -0800 | [diff] [blame] | 47 | ndn::App::OnInterest(interest); // forward call to perform app-level tracing |
Alexander Afanasyev | c3cc0b3 | 2012-12-12 18:41:20 -0800 | [diff] [blame] | 48 | // do nothing else (hijack interest) |
| 49 | |
Alexander Afanasyev | be55cf6 | 2014-12-20 17:51:09 -0800 | [diff] [blame] | 50 | NS_LOG_DEBUG("Do nothing for incoming interest for" << interest->GetName()); |
Alexander Afanasyev | c3cc0b3 | 2012-12-12 18:41:20 -0800 | [diff] [blame] | 51 | } |
| 52 | |
| 53 | void |
Alexander Afanasyev | be55cf6 | 2014-12-20 17:51:09 -0800 | [diff] [blame] | 54 | Hijacker::StartApplication() |
Alexander Afanasyev | c3cc0b3 | 2012-12-12 18:41:20 -0800 | [diff] [blame] | 55 | { |
Alexander Afanasyev | be55cf6 | 2014-12-20 17:51:09 -0800 | [diff] [blame] | 56 | App::StartApplication(); |
Alexander Afanasyev | c3cc0b3 | 2012-12-12 18:41:20 -0800 | [diff] [blame] | 57 | |
| 58 | // equivalent to setting interest filter for "/" prefix |
Alexander Afanasyev | be55cf6 | 2014-12-20 17:51:09 -0800 | [diff] [blame] | 59 | Ptr<ndn::Fib> fib = GetNode()->GetObject<ndn::Fib>(); |
| 60 | Ptr<ndn::fib::Entry> fibEntry = fib->Add(ndn::Name("/"), m_face, 0); |
| 61 | fibEntry->UpdateStatus(m_face, ndn::fib::FaceMetric::NDN_FIB_GREEN); |
Alexander Afanasyev | c3cc0b3 | 2012-12-12 18:41:20 -0800 | [diff] [blame] | 62 | } |
| 63 | |
| 64 | void |
Alexander Afanasyev | be55cf6 | 2014-12-20 17:51:09 -0800 | [diff] [blame] | 65 | Hijacker::StopApplication() |
Alexander Afanasyev | c3cc0b3 | 2012-12-12 18:41:20 -0800 | [diff] [blame] | 66 | { |
Alexander Afanasyev | be55cf6 | 2014-12-20 17:51:09 -0800 | [diff] [blame] | 67 | App::StopApplication(); |
Alexander Afanasyev | c3cc0b3 | 2012-12-12 18:41:20 -0800 | [diff] [blame] | 68 | } |
| 69 | |
| 70 | } // namespace ns3 |