00001 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */ 00002 /* 00003 * Copyright (c) 2007 INRIA 00004 * 00005 * This program is free software; you can redistribute it and/or modify 00006 * it under the terms of the GNU General Public License version 2 as 00007 * published by the Free Software Foundation; 00008 * 00009 * This program is distributed in the hope that it will be useful, 00010 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00012 * GNU General Public License for more details. 00013 * 00014 * You should have received a copy of the GNU General Public License 00015 * along with this program; if not, write to the Free Software 00016 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 00017 * 00018 * Author: Mathieu Lacage <mathieu.lacage@sophia.inria.fr> 00019 */ 00020 00021 #include "ns3/assert.h" 00022 #include "ns3/node.h" 00023 #include "ipv4.h" 00024 00025 namespace ns3 { 00026 00027 NS_OBJECT_ENSURE_REGISTERED (Ipv4); 00028 00029 TypeId 00030 Ipv4::GetTypeId (void) 00031 { 00032 static TypeId tid = TypeId ("ns3::Ipv4") 00033 .SetParent<Object> (); 00034 return tid; 00035 } 00036 00037 Ipv4::Ipv4 () 00038 {} 00039 00040 Ipv4::~Ipv4 () 00041 {} 00042 00043 uint32_t 00044 Ipv4::GetIfIndexByAddress (Ipv4Address addr, Ipv4Mask mask) 00045 { 00046 for (uint32_t i = 0; i < GetNInterfaces (); i++) 00047 { 00048 if (GetAddress (i).CombineMask(mask) == addr.CombineMask(mask) ) 00049 { 00050 return i; 00051 } 00052 } 00053 // Mapping not found 00054 NS_ASSERT_MSG (false, "Ipv4::GetIfIndexByAddress failed"); 00055 return 0; 00056 } 00057 00058 } // namespace ns3