linux-bluetooth.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Marcel Holtmann <marcel@holtmann.org>
To: bluez-devel@lists.sourceforge.net
Subject: Re: [Bluez-devel] Capture HCI traffic between an embeddec BlueCore and Host
Date: Tue, 16 May 2006 16:32:34 +0200	[thread overview]
Message-ID: <1147789954.24761.89.camel@localhost> (raw)
In-Reply-To: <1146125380.8784.39.camel@localhost>

Hi Ruud,

> As one might recall from an earlier mail from my colleague Han Hoekstra,
> I'm writing a HCI monitoring program in order to log the HCI
> communication between an embedded BC-Host combination. The goal of the
> program is to store the HCI packets in a file which has a format that
> can be reread and re-interpreted by the hcidump program. In reaction to
> this previous mail it was said that all information needed could be
> found in the hcidump program's source code.

why don't we extend hcidump to read the BCSP traffic?

> A second (seemingly) less important question is what the HCIDUMP
> HEADER's "pad" field stands for. I always see this one as being 0x00
> using hcidump so I just follow this in my program, but this is off
> course not very neat.

It is a padding field. Such fields are normal in protocol or file format
specification. They are supposed to be 0x00. A padding field can be used
to extend the format in the future without breaking the compatibility of
older programs.

Regards

Marcel




-------------------------------------------------------
Using Tomcat but need to do more? Need to support web services, security?
Get stuff done quickly with pre-integrated technology to make your job easier
Download IBM WebSphere Application Server v.1.0.1 based on Apache Geronimo
http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642
_______________________________________________
Bluez-devel mailing list
Bluez-devel@lists.sourceforge.net
https://lists.sourceforge.net/lists/listinfo/bluez-devel

      parent reply	other threads:[~2006-05-16 14:32 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-04-27  8:09 [Bluez-devel] Capture HCI traffic between an embeddec BlueCore and Host Ruud Beukema
2006-04-27  9:13 ` Steven Singer
2006-05-16 14:32 ` Marcel Holtmann [this message]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=1147789954.24761.89.camel@localhost \
    --to=marcel@holtmann.org \
    --cc=bluez-devel@lists.sourceforge.net \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).