?? comparebit.nc
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/* $Id: CompareBit.nc,v 1.3 2008/09/27 17:00:54 gnawali Exp $ */
/*
* "Copyright (c) 2006 University of Southern California.
* All rights reserved.
*
* Permission to use, copy, modify, and distribute this software and its
* documentation for any purpose, without fee, and without written
* agreement is hereby granted, provided that the above copyright
* notice, the following two paragraphs and the author appear in all
* copies of this software.
*
* IN NO EVENT SHALL THE UNIVERSITY OF SOUTHERN CALIFORNIA BE LIABLE TO
* ANY PARTY FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL
* DAMAGES ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS
* DOCUMENTATION, EVEN IF THE UNIVERSITY OF SOUTHERN CALIFORNIA HAS BEEN
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* THE UNIVERSITY OF SOUTHERN CALIFORNIA SPECIFICALLY DISCLAIMS ANY
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE
* PROVIDED HEREUNDER IS ON AN "AS IS" BASIS, AND THE UNIVERSITY OF
* SOUTHERN CALIFORNIA HAS NO OBLIGATION TO PROVIDE MAINTENANCE,
* SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS."
*
*/
/** Link estimator asks the routing engine if this entry
* should be inserted into the neighbor table if the
* white bit on a link is set but there is no room for the link
* on the link table. The return value is the "pin bit" - if true
* insert into the neighbor table. In the reference implementation
* the router will return true if the path through the source
* will be better than a path through at least one current neighbor.
@ author Omprakash Gnawali
@ Created: September 16, 2006
@date $Date: 2008/09/27 17:00:54 $
*/
interface CompareBit {
/* should the source of this message be inserted into the neighbor table? */
/* expect to be called only for links with the white bit set */
event bool shouldInsert(message_t * ONE msg, void* COUNT_NOK(len) payload, uint8_t len);
}
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