Re: [Bluez-users] auto pairing between client & server

[Marco Trudel <mtrudel@gmx.ch>]

Marcel Holtmann wrote:
> Hi,
> 
> 
>>I ran a test with the new configuration and found out the bluetooth
>>devices which has this config modified accepted any device coming. The
>>pairing window is not poped up anymore, but the link_key is not
>>updated (still 0 byte).
>>
>>As my understanding, this config ignores the pairing and pin code. It
>>accepts all devices connecting to my device, no authentication. Is
>>that it?
> 
> 
> check the Bluetooth specification and understand the differences between
> the security modes. Use only security mode 3 if you really know what you
> are doing. Otherwise use the service level security features of L2CAP
> and RFCOMM.
> 
> 
>>What I want is to avoid the pin popup for certain bluetooth devices
>>(know specific BD_ADDR). When those allowed devices connect to my
>>device, then I will try to provide "silently" the PIN (no popups) and
>>the pairing should be done from there. If other device which BD_ADDR
>>does not belong to the list of addresses that my device has, it should
>>not be rejected.
> 
> 
> If you wanna do that with the bluez-utils prior 2.16 you need to write
> your own PIN helper program. With 2.16 you can use a pincodes file for
> these task.

If I understand you right, it's possible to replace the pinhelper so that 
etc/bluetooth/pin is read for outgoing connections?
what's the configuration parameter?
pin_helper auto/file; ?

regards
Marco


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