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Message-ID: <4EEB86CE.1090206@hushmail.com>
Date: Fri, 16 Dec 2011 18:58:38 +0100
From: magnum <john.magnum@...hmail.com>
To: john-dev@...ts.openwall.com
Subject: Re: External mode (lack of) truncation
On 12/15/2011 10:53 PM, magnum wrote:
> Solar,
>
> I just noticed external.c does not truncate at format's max length. I
> thought it did, because I believe all other modes do. Some formats (like
> nt2) die from, for example, --ext:repeats because of this and I am
> guilty of some (or all) of them doing so :-/
>
> Should/could this be fixed in external.c or should I produce a patch
> that fixes the affected formats? I believe doing it in external.c might
> be better for performance because we can do it blindly vs having a test
> inside the key setup loops.
http://openwall.info/wiki/john/patches#Incrementals-for-1.7.9-Jumbo-4
Patch 0001 fixes external mode. I also uploaded four other patches, see
wiki for descriptions. The PARA patch should give you a boost for MD5 if
using gcc 4.6 and not using pre-built intrinsics. And there are now
clauses for clang (which otherwise hit the #ifdef __GCC__ clauses)
magnum
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