/****************************************************************************
    Copyright (C) 1987-2005 by Jeffery P. Hansen

    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    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., 675 Mass Ave, Cambridge, MA 02139, USA.
****************************************************************************/
#ifndef _cpath_h
#define _cpath_h

/*
  This object represents one hop on a critical path
 */
typedef struct {
  SPort	*from;
  SNet	*net;
  SPort	*to;
} CPathHop;

CPathHop *new_CPathHop(SPort*,SNet*,SPort*);

void findCriticalPaths(EvQueue *Q,int n);
int makeForwardPath(List*,SNet*,unsigned pidx);
int makeBackwardPath(List*,SNet*,unsigned pidx);

#endif
