1 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */ 2 /* 3 * Copyright (c) 2016 Universita' degli Studi di Napoli Federico II 4 * 2016 University of Washington 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License version 2 as 8 * published by the Free Software Foundation; 9 * 10 * This program is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 * GNU General Public License for more details. 14 * 15 * You should have received a copy of the GNU General Public License 16 * along with this program; if not, write to the Free Software 17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 18 * 19 * Authors: Stefano Avallone <stavallo@unina.it> 20 * Tom Henderson <tomhend@u.washington.edu> 21 * Pasquale Imputato <p.imputato@gmail.com> 22 */ 23 24 #include "ns3/log.h" 25 #include "ns3/enum.h" 26 #include "ns3/uinteger.h" 27 #include "ns3/tcp-header.h" 28 #include "ns3/udp-header.h" 29 #include "ipv4-queue-disc-item.h" 30 #include "ipv4-packet-filter.h" 31 32 namespace ns3 { 33 34 NS_LOG_COMPONENT_DEFINE ("Ipv4PacketFilter"); 35 36 NS_OBJECT_ENSURE_REGISTERED (Ipv4PacketFilter); 37 38 TypeId GetTypeId(void)39Ipv4PacketFilter::GetTypeId (void) 40 { 41 static TypeId tid = TypeId ("ns3::Ipv4PacketFilter") 42 .SetParent<PacketFilter> () 43 .SetGroupName ("Internet") 44 ; 45 return tid; 46 } 47 Ipv4PacketFilter()48Ipv4PacketFilter::Ipv4PacketFilter () 49 { 50 NS_LOG_FUNCTION (this); 51 } 52 ~Ipv4PacketFilter()53Ipv4PacketFilter::~Ipv4PacketFilter() 54 { 55 NS_LOG_FUNCTION (this); 56 } 57 58 bool CheckProtocol(Ptr<QueueDiscItem> item) const59Ipv4PacketFilter::CheckProtocol (Ptr<QueueDiscItem> item) const 60 { 61 NS_LOG_FUNCTION (this << item); 62 return (DynamicCast<Ipv4QueueDiscItem> (item) != 0); 63 } 64 65 // ------------------------------------------------------------------------- // 66 67 68 } // namespace ns3 69