packetsink.nc

nesC写的heed算法

// $Id: PacketSink.nc,v 1.1.14.4 2003/08/26 09:08:17 cssharp Exp $

/*									tab:4
 * "Copyright (c) 2000-2003 The Regents of the University  of California.  
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 * two paragraphs and the author appear in all copies of this software.
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 * IN NO EVENT SHALL THE UNIVERSITY OF 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
 * CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
 * AND FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
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 * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS."
 *
 * Copyright (c) 2002-2003 Intel Corporation
 * All rights reserved.
 *
 * This file is distributed under the terms in the attached INTEL-LICENSE     
 * file. If you do not find these files, copies can be found by writing to
 * Intel Research Berkeley, 2150 Shattuck Avenue, Suite 1300, Berkeley, CA, 
 * 94704.  Attention:  Intel License Inquiry.
 */
/*
 *
 * Authors:		David Gay, Philip Levis
 * Date last modified:  6/25/02
 *
 */


/* This component is a packet sink
*/

/**
 * @author David Gay
 * @author Philip Levis
 */

module PacketSink {
  provides {
    interface StdControl as Control;
    interface BareSendMsg as Send;
    interface ReceiveMsg as Receive;

    command result_t txBytes(uint8_t *bytes, uint8_t numBytes);
    /* Effects: start sending 'numBytes' bytes from 'bytes'
    */
  }
}
implementation
{
  command result_t Control.init() {
    return SUCCESS;
  }

  command result_t Control.start() {
    return SUCCESS;
  }

  command result_t Control.stop() {
    return SUCCESS;
  }
  
  command result_t txBytes(uint8_t *bytes, uint8_t numBytes) {
    return FAIL;
  }

  /* Command to transmit a packet */
  command result_t Send.send(TOS_MsgPtr msg) {
    return FAIL;
  }
}