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/*
* tnode.cc
* Copyright (C) 2000 by the University of Southern California
* $Id: tnode.cc,v 1.5 2005/08/25 18:58:11 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.
*
*/
/*
* Test nodes for testing routing algorithms
* contributed to ns
* George Riley, Georgia Tech, Winter 2000
*/
#include "config.h"
#ifdef HAVE_STL
#include <stdio.h>
#include "routealgo/tnode.h"
void Node::AddAdj( nodeid_t a, int w)
{
Edge* pE;
pE= new Edge(a, w);
m_Adj.push_back(pE);
}
const NodeWeight_t Node::NextAdj( const NodeWeight_t& last)
{
Edge* pE;
static EdgeVec_it prev;
if (last.first == NODE_NONE)
{
prev = m_Adj.begin();
pE = *prev;
if(0)printf("NextAdj returning first edge %ld w %d\n",
pE->m_n, pE->m_w);
return(NodeWeight_t(pE->m_n, pE->m_w));
}
else
{ // See if last is prev
if (last.first == (*prev)->m_n)
{ //Yep, just advance iterator
prev++;
if (prev == m_Adj.end())
{ // No more
return(NodeWeight_t(NODE_NONE, 0));
}
else
{
pE = *prev;
if(0)printf("NextAdj returning next edge %ld w %d\n",
pE->m_n, pE->m_w);
return(NodeWeight_t(pE->m_n, pE->m_w));
}
}
else
{ // Need to code this
printf("Non-linear advance of NextAdj\n");
exit(1);
}
}
}
#endif //HAVE_STL
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