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From: "Rupesh Gujare" <rupesh_gujare@rediffmail.com>
To: bluez-devel@lists.sourceforge.net
Cc: pewi@gw-instruments.de
Subject: Re: [Bluez-devel] Need Help In SDP Programming......
Date: 2 Nov 2006 12:28:56 -0000	[thread overview]
Message-ID: <20061102122856.28888.qmail@webmail9.rediffmail.com> (raw)


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Thanks Peter and Mingfan for your suggestions and code review. I will definately try to improve on it. 
  I am currently working on 2.6.15 kernel. and had not applied any patch.
 I will like to ask peter that which kernel you are using? Are you facing same problem after patching to latest kernel?
  Do let me know.
  Thanks and regards.
 Rupesh

>
>I think the sleep(..) call causes a reschedule and allows the sdpd to
>finish some internal cleanup or so after a close. I got some similar
>behaviour even when connecting to the local sdp data base.
>
>To get your code a little bit faster you should not use the hci_inquiry()
>call. This does not only do the inquiry but also does a name request which
>requires a baseband connection to the remote device. It is much more
>efficient to do the name request as a part of the sdp request if you make
>the sdp request anyway (only one baseband connection for each device).
>
>Further, because most BT chips today allow for inquirie to run in the
>background, you can try to start SDP requests once you receive the BT
>address for a device and not when the inquiry is finished. However, this
>would require some much more complicated code and direct HCI socket
>programming. You may have a look at hcid to get an idea.
>
>Ciao,
>
>Peter

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             reply	other threads:[~2006-11-02 12:28 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-11-02 12:28 Rupesh Gujare [this message]
2006-11-02 13:05 ` [Bluez-devel] Need Help In SDP Programming Peter Wippich
  -- strict thread matches above, loose matches on Subject: below --
2006-11-02 13:08 Rupesh Gujare
2006-11-02  4:39 Rupesh Gujare
2006-11-02  6:28 ` Mingfan.Lu
2006-11-02  9:58 ` Peter Wippich

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