Openwall GNU/*/Linux - a small security-enhanced Linux distro for servers
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date: Wed, 12 Aug 2015 12:12:27 +0800
From: Lei Zhang <zhanglei.april@...il.com>
To: john-dev@...ts.openwall.com
Subject: Re: Lei's weekly report #15


> On Aug 12, 2015, at 2:39 AM, magnum <john.magnum@...hmail.com> wrote:
> 
> On 2015-08-10 18:27, Lei Zhang wrote:
>> I'm still struggling to make episerver work with the SIMD SHA1/2 functions. Magnum, could you take a look at my code?
>> 	https://github.com/zzlei/JohnTheRipper/blob/sha2/src/episerver_fmt_plug.c <https://github.com/zzlei/JohnTheRipper/blob/sha2/src/episerver_fmt_plug.c>
>> I've been tweaking this file hard, but there's still something wrong. Maybe you can notice some obvious mistake in it (?)
> 
> Attached is a diff against your repo that fixes the problems. There were a few minor (but very effective) bugs and I did a few other changes for clarity. Try to understand the bug fixes fully.
> 
> Also, now you should move the "write salt to SIMD buffer" from crypt_all() to set_salt(). I believe that will boost the "Many salts" benchmark figure a lot.

I just experimented with that, but got no noticeable change in performance.


Lei

Powered by blists - more mailing lists

Your e-mail address:

Powered by Openwall GNU/*/Linux - Powered by OpenVZ