tos/system/AMQueueEntryP.nc

   1 // $Id$
   2 /*
   3  * "Copyright (c) 2005 Stanford University. All rights reserved.
   4  *
   5  * Permission to use, copy, modify, and distribute this software and
   6  * its documentation for any purpose, without fee, and without written
   7  * agreement is hereby granted, provided that the above copyright
   8  * notice, the following two paragraphs and the author appear in all
   9  * copies of this software.
  10  *
  11  * IN NO EVENT SHALL STANFORD UNIVERSITY BE LIABLE TO ANY PARTY FOR
  12  * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
  13  * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
  14  * IF STANFORD UNIVERSITY HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
  15  * DAMAGE.
  16  *
  17  * STANFORD UNIVERSITY SPECIFICALLY DISCLAIMS ANY WARRANTIES,
  18  * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  19  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE
  20  * PROVIDED HEREUNDER IS ON AN "AS IS" BASIS, AND STANFORD UNIVERSITY
  21  * HAS NO OBLIGATION TO PROVIDE MAINTENANCE, SUPPORT, UPDATES,
  22  * ENHANCEMENTS, OR MODIFICATIONS."
  23  */
  24
  25 /**
  26  * Internal AM component that fills in needed packet fields for the
  27  * AMSend -> Send transformation.
  28  *
  29  * @author Philip Levis
  30  * @date   Jan 16 2006
  31  */
  32
  33 #include "AM.h"
  34
  35 generic module AMQueueEntryP(am_id_t amId) {
  36   provides interface AMSend;
  37   uses{
  38     interface Send;
  39     interface AMPacket;
  40   }
  41 }
  42
  43 implementation {
  44
  45   command error_t AMSend.send(am_addr_t dest,
  46                               message_t* msg,
  47                               uint8_t len) {
  48     call AMPacket.setDestination(msg, dest);
  49     call AMPacket.setType(msg, amId);
  50     return call Send.send(msg, len);
  51   }
  52
  53   command error_t AMSend.cancel(message_t* msg) {
  54     return call Send.cancel(msg);
  55   }
  56
  57   event void Send.sendDone(message_t* m, error_t err) {
  58     signal AMSend.sendDone(m, err);
  59   }
  60
  61   command uint8_t AMSend.maxPayloadLength() {
  62     return call Send.maxPayloadLength();
  63   }
  64
  65   command void* AMSend.getPayload(message_t* m) {
  66     return call Send.getPayload(m);
  67   }
  68
  69 }