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Date: Tue, 06 Oct 2015 09:55:16 +0000
From: Jean-Philippe Aumasson <>
To: "" <>
Subject: Re: [PHC] Argon2 code in C

Any volunteer to create an autoconf script?

On Tue, Oct 6, 2015 at 11:51 AM Jean-Philippe Aumasson <> wrote:

> Great, thanks!
> The return values of pthread_join() are collected but not checked, choose
> one :)
> There's still the clang bug that was reported privately.
> On Tue, Oct 6, 2015 at 10:07 AM Dmitry Khovratovich <
>> wrote:
>> Dear all,
>> we have finished porting the Argon2 code to C99 (
>> ) , so
>> everyone who wants to play with it in the C-only environment is welcome.
>> The multithreading is implemented with pthreads, but performance is not
>> quite satisfactory (slower than the C++11 code). We'll try also with OpenMP
>> and report how it goes. The folder structure has been changed as well to
>> accomodate future implementations. The C99 implementation also comes in the
>> reference and optimized version (make OPT=TRUE), though the difference is
>> not significant (multithreading is implemented in the code shared by them).
>> Testing against test vectors has been automatized, you can now run "make
>> check-tv" from either C99 or C++11 folders.
>> We plan to allow up to 2^32 threads and separate them from lanes in the
>> next update, hopefully this week.
>> --
>> Best regards,
>> Dmitry, Daniel

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