john-users - Re: John the Ripper 1.7.1

Openwall GNU/*/Linux 3.0 - a small security-enhanced Linux distro for servers

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Date: Thu, 11 May 2006 15:30:31 +0200 (CEST)
From: rembrandt@...erlin.de
To: john-users@...ts.openwall.com
Subject: Re: John the Ripper 1.7.1


> On Thu, May 11, 2006 at 07:46:36AM +0200, rembrandt@...erlin.de wrote:
>> But are there any reasons why Linux has x86-64-sse2 as make-target and
>> f.e. OpenBSD does not?
>
> Yes: this Linux target requires a 32-bit compatibility environment and I
> am not sure whether OpenBSD has one.

No

> "linux-x86-64-mmx" is essentially a left-over from previous versions of
> John.  I do not drop it just yet.  The -sse2 is a trivial modification
> of the -mmx target, so I did not spend any time to add it.  Both are
> temporary in nature, to be replaced once there's SSE2 code that can be
> built natively on x86-64, not requiring a 32-bit compatibility
> environment.

Ah.. you made a pseudo linux-x86-64-sse2 :-D
BUUUU :)

> You can use the last one on your OpenBSD/amd64 system.  It might perform
> a little bit faster than it used to with 1.7, especially at MD5.

> You can also use the -sse2 target if you install OpenBSD/i386 on your
> Opteron box, which I understand you might not want to do...

Yes.. :-/

> You see, I made these changes to John primarily to improve it, not just
> to please you. ;-)

Isn`t that a littlebit sad even in your oppinion? :-D ;))

Anyway.. good job! (Didn`t you said you`ve no time?) :-)
If we ever meet you`ll get a free Beer... ;)
But until this I`ll wait for 1.7.2 and maybe SSE2 on 64Bit BSDs. *hehe*


Kind regards,
Rembrandt