RealworldDevice.cc

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00001 //
00002 // Copyright (C) 2006 Institut fuer Telematik, Universitaet Karlsruhe (TH)
00003 //
00004 // This program is free software; you can redistribute it and/or
00005 // modify it under the terms of the GNU General Public License
00006 // as published by the Free Software Foundation; either version 2
00007 // of the License, or (at your option) any later version.
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 
00024 #include "RealworldDevice.h"
00025 
00026 
00027 void RealworldDevice::initialize(int stage)
00028 {
00029 
00030     RealworldConnector::initialize(stage);
00031 
00032     // register our interface entry in IRoutingTable
00033     if (stage == 0) {
00034         interfaceEntry = registerInterface();
00035     }
00036 
00037 }
00038 
00039 InterfaceEntry *RealworldDevice::registerInterface()
00040 {
00041     InterfaceEntry *e = new InterfaceEntry();
00042 
00043     // interface name: our module name without special characters ([])
00044     char *interfaceName = new char[strlen(getFullName())+1];
00045     char *d=interfaceName;
00046     for (const char *s=getFullName(); *s; s++)
00047         if (isalnum(*s))
00048             *d++ = *s;
00049     *d = '\0';
00050 
00051     e->setName(interfaceName);
00052     delete [] interfaceName;
00053 
00054     // port: index of gate where our "netwIn" is connected (in IP)
00055     int outputPort = /*getParentModule()->*/gate("netwIn")->getPreviousGate()->getIndex();
00056     e->setNodeOutputGateId(outputPort);
00057 
00058     // generate a link-layer address to be used as interface token for IPv6
00059     InterfaceToken token(0, simulation.getUniqueNumber(), 64);
00060     e->setInterfaceToken(token);
00061 
00062     // MTU: typical values are 576 (Internet de facto), 1500 (Ethernet-friendly),
00063     // 4000 (on some point-to-point links), 4470 (Cisco routers default, FDDI compatible)
00064     e->setMtu(mtu);
00065 
00066     // capabilities
00067     e->setMulticast(true);
00068     e->setPointToPoint(true);
00069 
00070     // add
00071     IInterfaceTable *ift = InterfaceTableAccess().get();
00072     ift->addInterface(e, this);
00073 
00074     return e;
00075 }
00076 
00077 
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