Re: [Bluez-users] implementing security mode 2 or 3

[Marco Trudel <mtrudel@gmx.ch>]

Hello Marcel

what's the state? interested in doing that?


regards
Marco


Marco Trudel wrote:
> Marcel Holtmann wrote:
> 
>> Hi Marco,
>>
>>
>>>>>> the 2.6.7 will fail. The needed security hooks are introduced with
>>>>>> 2.6.10 and the RFCOMM service level security with 2.6.11 according 
>>>>>> to my
>>>>>> patch logs.
>>>>>>
>>>>>>
>>>>>>> If not, which part of the kernel has to be fixed? Is it a part of 
>>>>>>> bluez?
>>>>>>
>>>>>>
>>>>>> It is inside the BlueZ core and the RFCOMM layer.
>>>>>
>>>>>
>>>>> How long would you have to backport that to kernel 2.6.7?
>>>>> Maybe we can arrainge something with a donation...
>>>>
>>>>
>>>> tell me what interfaces are you going to use. Is it always USB? What
>>>> kernel layers are involved? RFCOMM, BNEP, CMTP, HIDP?
>>>
>>>
>>> always USB. RFCOMM services.
>>>
>>> authentication/encryption enabled as suggested on the list:
>>>    int opt = RFCOMM_LM_AUTH|RFCOMM_LM_ENCRYPT;
>>>    setsockopt(sock, SOL_RFCOMM, RFCOMM_LM, &opt, sizeof(opt));
>>
>>
>>
>> this means HCI, L2CAP, RFCOMM and hci_usb driver updates up to
>> 2.6.12-rc2 should be included.
> 
> 
> sounds reasonable...
> 
>>>> You will need more than this two patches for a 2.6.7 based kernel,
>>>> because there are some serious problems, too.
>>>
>>>
>>> actually I never run into problems with the 2.4 kernel. But I think 
>>> it would definitely make sense to have this things fixed too...
>>
>>
>>
>> Some of them were hard to trigger and there is still one RFCOMM thing
>> that is unresolved. Btw do you need a SMP or HT kernel?
> 
> 
> No. I don't think so.
> I work with an arm SBC with one processor and a very minimal redhat. not 
> much fancy stuff...
> 
> regards
> Marco
> 
> 
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