[openssl-users] Behaviour changed between 1.1.0 and 1.1.1

[Dmitry Belyavsky]

Dear Nicola,

You just reproduced it :)

Output for the file a.pem contains Private key, Public key and Parameter
set; the one for tmp.pem does not.

On Fri, Aug 17, 2018 at 6:42 PM Nicola <nic.tuv at gmail.com> wrote:

> I can't reproduce the issue, using latest master for both gost and openssl:
>
> /tmpram/gost > export OPENSSL_ENGINES=/tmpram/gost/engine/bin
> /tmpram/gost > /tmpram/openssl-111-pre9-dev/bin/openssl pkey -engine gost
> -pubout -text -in tmp.pem
> engine "gost" set.
> Private key:
> 28A509558DB1969DB89A4CB517D8A759EAB79A6D09FEECDAE87B03BECA604B36
> /tmpram/gost > /tmpram/openssl-111-pre9-dev/bin/openssl pkey -engine gost
> -pubout -text -in a.pem
> engine "gost" set.
> -----BEGIN PUBLIC KEY-----
> MGMwHAYGKoUDAgITMBIGByqFAwICIwEGByqFAwICHgEDQwAEQORQaJaqv4S10bz4
> jw112dGlrtD+DyGR8TqkhmOvlJB46VUIbpBsEHs8nn0pXtzsIfEwgV8Oxo/QA0Ri
> Qu5j7SU=
> -----END PUBLIC KEY-----
> Private key:
> 46150327559001221F9F1F9A50CD9E6A0CD5F5D0ADEA6439C1DB5E9EBD994BF6
> Public key:
>    X:789094AF6386A43AF191210FFED0AEA5D1D9750D8FF8BCD1B584BFAA966850E4
>    Y:25ED63EE42624403D08FC60E5F8130F121ECDC5E297D9E3C7B106C906E0855E9
> Parameter set: id-GostR3410-2001-CryptoPro-A-ParamSet
>
>
> On Fri, 17 Aug 2018 at 18:15, Dmitry Belyavsky <beldmit at gmail.com> wrote:
>
>> Hello,
>>
>> I use my engine providing gost algorithms (
>> https://github.com/gost-engine/engine). It seems not to have any
>> relevant changes between 1.1.0 and current master, but the command
>>
>> OPENSSL_CONF=engine.conf openssl pkey -pubout -text -in tmp.pem
>>
>> works ok for 1.1.0 version and does not work for current master.
>> For the file a.pem both versions provide similar output.
>>
>> engine.conf is minimal conf to load gost engine:
>> =============
>> openssl_conf = openssl_def
>> [openssl_def]
>> engines = engine_section
>>
>> [engine_section]
>> gost = gost_section
>>
>> [gost_section]
>> engine_id = gost
>> dynamic_path = /path/to/libgost.so
>> default_algorithms = ALL
>> CRYPT_PARAMS = id-Gost28147-89-CryptoPro-A-ParamSet
>> ===============
>>
>> I've found out that behavior of the
>> function EC_POINT_get_affine_coordinates_GFp has changed between versions
>> 1.1.0 and current master.
>>
>> Also I found that pkey command ignores result of the calls
>> to EVP_PKEY_print_public and EVP_PKEY_print_private.
>>
>> Could you please clarify whether it's a bug in my engine or something
>> incompatible in openssl code?
>>
>> Thank you!
>> --
>> SY, Dmitry Belyavsky
>> --
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>>
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>


-- 
SY, Dmitry Belyavsky
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