text: /* area_forwarding_database.c: Area Forwarding Data Base (level 2 Routers Only) (section 4.5)
    ------------------------------------------------------------------------------
  
     Copyright (c) 2012, Robert M. A. Jarratt
   
     Permission is hereby granted, free of charge, to any person obtaining a
     copy of this software and associated documentation files (the "Software"),
     to deal in the Software without restriction, including without limitation
     the rights to use, copy, modify, merge, publish, distribute, sublicense,
     and/or sell copies of the Software, and to permit persons to whom the
     Software is furnished to do so, subject to the following conditions:
  
     The above copyright notice and this permission notice shall be included in
     all copies or substantial portions of the Software.
  
     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
     THE AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
     IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
     CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  
     Except as contained in this notice, the name of the author shall not be
     used in advertising or otherwise to promote the sale, use or other dealings
     in this Software without prior written authorization from the author.
  
    ------------------------------------------------------------------------------*/
  
  #include "constants.h"
  #include "area_forwarding_database.h"
  
  void InitAreaForwardingDatabase(void)
  {
  	int i;
  	for (i = 0; i <= NA; i++)
  	{
  		AReach[i] = 0;
  	}
  }
  
  int IsAreaReachable(int area)
  {
  	return AReach[area];
  }
  