Subject: RE: [Bluez-devel] BC Flag in HCI ACL Data PACket.
From: Marcel Holtmann <marcel@holtmann.org>
To: Aarti Kumar <akmr2000@yahoo.com>
Cc: BlueZ Mailing List <bluez-devel@lists.sourceforge.net>
In-Reply-To: <20040528141127.24199.qmail@web51304.mail.yahoo.com>
References: <20040528141127.24199.qmail@web51304.mail.yahoo.com>
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Date: Fri, 28 May 2004 21:39:35 +0200

Hi Aarti,

> I am doing some performance relatedd work over
> bluetooth and I need to use the BC (Broadcast Control)
> Flag in HCI ACL Data packet. The packet format
> specifies 12 bits of connection handle and 2 bits each
> of Packet Boudary Flag and BC Flag. I set the BC flag
> to a value before sending (that is in function
> hci_send_acl in hci_core.c) and have changed the
> receiver function hci_acldata_packet function (in
> hci_core.c) to recognize the value. But somehow it
> dosent work. I was looking through the code for hci
> and bcsp layer but couldnt locate anything related to
> Flag field embeded in connection handle value. Are you
> aware of any function which checks the Flag value in
> HCI ACL data packet header after hci_send_acl function
> (at sender side)and before hci_acldata_function (at
> receiver side). Or anyother way so that I can use the
> BC flag field.

show me your code modifications and explain what you are trying to
achieve. I am not sure how the BC flag can help you.

Regards

Marcel


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