[Tinyos-help] message_t length

[KURT PETERS]

Sorry, I had it backwards.  As you can see from the links below, there has 
been much confusion about it in the past.  Sorry to add to it.

Regards,
Kurt


http://mail.millennium.berkeley.edu/pipermail/tinyos-help/2006-October/020154.html
http://mail.millennium.berkeley.edu/pipermail/tinyos-help/2006-May/016860.html
http://mail.millennium.berkeley.edu/pipermail/tinyos-help/2008-March/032069.html
http://mail.millennium.berkeley.edu/pipermail/tinyos-commits/2004-May/003329.html


----Original Message Follows----
From: Philip Levis <pal at cs.stanford.edu>
To: KURT PETERS <peterskurt at msn.com>
CC: tinyos-help at millennium.berkeley.edu
Subject: Re: [Tinyos-help] message_t length
Date: Tue, 1 Jul 2008 09:05:04 -0700


On Jun 17, 2008, at 8:20 AM, KURT PETERS wrote:

>Well, then, the advice about it being 28 is inaccurate.  Last time I
>checked, for TOS 2.x, the default was 29.
>It's documented in one of the wikis.
>Regards,

It's 28.

tos/types/message.h:

fndef __MESSAGE_H__
#define __MESSAGE_H__

#include "platform_message.h"

#ifndef TOSH_DATA_LENGTH
#define TOSH_DATA_LENGTH 28
#endif

#ifndef TOS_BCAST_ADDR
#define TOS_BCAST_ADDR 0xFFFF
#endif

typedef nx_struct message_t {
   nx_uint8_t header[sizeof(message_header_t)];
   nx_uint8_t data[TOSH_DATA_LENGTH];
   nx_uint8_t footer[sizeof(message_footer_t)];
   nx_uint8_t metadata[sizeof(message_metadata_t)];
} message_t;

#endif
message.h (END)