/* * dsr_proto.cc * Copyright (C) 2000 by the University of Southern California * $Id: dsr_proto.cc,v 1.3 2005/08/25 18:58:04 johnh Exp $ * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License along * with this program; if not, write to the Free Software Foundation, Inc., * 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. * * * The copyright of this module includes the following * linking-with-specific-other-licenses addition: * * In addition, as a special exception, the copyright holders of * this module give you permission to combine (via static or * dynamic linking) this module with free software programs or * libraries that are released under the GNU LGPL and with code * included in the standard release of ns-2 under the Apache 2.0 * license or under otherwise-compatible licenses with advertising * requirements (or modified versions of such code, with unchanged * license).  You may copy and distribute such a system following the * terms of the GNU GPL for this module and the licenses of the * other code concerned, provided that you include the source code of * that other code when and as the GNU GPL requires distribution of * source code. * * Note that people who make modified versions of this module * are not obligated to grant this special exception for their * modified versions; it is their choice whether to do so.  The GNU * General Public License gives permission to release a modified * version without this exception; this exception also makes it * possible to release a modified version which carries forward this * exception. * *///// Other copyrights might apply to parts of this software and are so// noted when applicable.//// Ported from CMU/Monarch's code, appropriate copyright applies.  /* -*- c++ -*-    dsr_proto.cc   the DSR routing protocol agent      */#include <packet.h>#include <object.h>#include <agent.h>#include <trace.h>#include <ip.h>#include "routecache.h"#include "dsr_proto.h"static class DSRProtoClass : public TclClass {public:        DSRProtoClass() : TclClass("Agent/DSRProto") {}        TclObject* create(int, const char*const*) {                return (new DSRProto);        }} class_DSRProto;DSRProto::DSRProto() : Agent(PT_DSR){  // dst_ = (IP_BROADCAST << 8) | RT_PORT;  dst_.addr_ = IP_BROADCAST;  dst_.port_ = RT_PORT;}voidDSRProto::recv(Packet* p, Handler* callback){  }voidDSRProto::testinit(){  //struct hdr_sr hsr;  hdr_sr hsr;    if (net_id == ID(1,::IP))    {      printf("adding route to 1\n");      hsr.init();      hsr.append_addr( 1<<8, NS_AF_INET );      hsr.append_addr( 2<<8, NS_AF_INET );      hsr.append_addr( 3<<8, NS_AF_INET );      hsr.append_addr( 4<<8, NS_AF_INET );            routecache->addRoute(Path(hsr.addrs(), hsr.num_addrs()), 0.0, ID(1,::IP));    }    if (net_id == ID(3,::IP))    {      printf("adding route to 3\n");      hsr.init();      hsr.append_addr( 3<<8, NS_AF_INET );      hsr.append_addr( 2<<8, NS_AF_INET );      hsr.append_addr( 1<<8, NS_AF_INET );            routecache->addRoute(Path(hsr.addrs(), hsr.num_addrs()), 0.0, ID(3,::IP));    }}intDSRProto::command(int argc, const char*const* argv){  if(argc == 2)     {      if (strcasecmp(argv[1], "testinit") == 0)	{	  testinit();	  return TCL_OK;	}    }  if(argc == 3)     {      if(strcasecmp(argv[1], "tracetarget") == 0) {	tracetarget = (Trace*) TclObject::lookup(argv[2]);	if(tracetarget == 0)	  return TCL_ERROR;	return TCL_OK;      }      else if(strcasecmp(argv[1], "routecache") == 0) {	routecache = (RouteCache*) TclObject::lookup(argv[2]);	if(routecache == 0)	  return TCL_ERROR;	return TCL_OK;      }      else if (strcasecmp(argv[1], "ip-addr") == 0) {	net_id = ID(atoi(argv[2]), ::IP);	return TCL_OK;      }      else if(strcasecmp(argv[1], "mac-addr") == 0) {	mac_id = ID(atoi(argv[2]), ::MAC);      return TCL_OK;      }    }  return Agent::command(argc, argv);}void DSRProto::noRouteForPacket(Packet *p){}