[PATCH] Add A5/3-4 cipher support

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Max.Suraev at fairwaves.co
Tue Jun 17 21:05:15 UTC 2014


17.06.2014 21:46, Sylvain Munaut пишет:
> Bunch of fucking idiots who chose as test data completely invalid FN
> count values that can't possibly happen in a GSM system ...

I presume the idea was not to test gsm use cases but to cover all the internal states
of the cipher.

> 
> - Either just use different test vector you generate

I would rather stick to official test vectors published in standard.

> - Or use a marker bit like (1<<31) to indicate to _a5_{3,4} not to
> convert the values for testing
> 

I really like my initial proposal:
- it works already
- it's simpler

Could you emphasize - why exactly introducing private header is such a disaster that
we have to waste time and efforts trying to not let it happen?

-- 
best regards,
Max, http://fairwaves.co




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