Re: [Bluez-devel] concurrent inquiring and sending data

[Marcel Holtmann <marcel@holtmann.org>]

Hi Yuriy,

> I'm developing an application using bluez. 
> It must search devices and send them data(files).
> 
> i'm using one bluetooth dongle for searching 
> and some dongles for sending.
> 
> i've found code which do search anisochronous.
> it works fine.
> 
> but when application tries to connect 
> to device for sending it often says 
> error "File descriptor in bad state"
> 
> i've searched in this mailing 
> list about it and found that connecting 
> simultaneously is not possible
> that's why this error comes
> 
> I have questions, please, if somebody knows, tell me 
> 
> 1. can inquiring at one dongle 
>    disturb connecting at another dongle?
> 
> 2. if connecting is being maden at different dongles
>    can they conflict with each other?
> 
> 3. How can i avoid this situation without patching 
>    kernel( or may be it has been already done at 
>    some versions of kernel)?

what kernel version are you using and you have to show the output of
"hcidump -X -V" for further analysis.

Regards

Marcel



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