[Tinyos-2-commits] CVS: tinyos-2.x/tos/chips/rf2xx/util PacketData.nc, NONE, 1.1

[Miklos Maroti]

Update of /cvsroot/tinyos/tinyos-2.x/tos/chips/rf2xx/util
In directory ddv4jf1.ch3.sourceforge.com:/tmp/cvs-serv11481/util

Added Files:
	PacketData.nc 
Log Message:
implement the PacketLink layer

--- NEW FILE: PacketData.nc ---
/*
 * Copyright (c) 2007, Vanderbilt University
 * 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 VANDERBILT UNIVERSITY 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 VANDERBILT
 * UNIVERSITY HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 * 
 * THE VANDERBILT UNIVERSITY 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 VANDERBILT UNIVERSITY HAS NO OBLIGATION TO
 * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
 *
 * Author: Miklos Maroti
 */

interface PacketData<data_t>
{
	/**
	 * This command returns a pointer to a set of packet fields (in the header, footer 
	 * or metadata) with the given data type.
	 */
	async command data_t* getData(message_t* msg);

	/**
	 * This event is signalled, when the these fields should be reset to their default
	 * value (usually called from Packet.clear)
	 */
	async event void clear(data_t* data);
}