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Message-ID: <CA+TsHUBWkEVem5z2VdfrCHPCrWNqsP6tGzyzg0vcAjoMFLK_MQ@mail.gmail.com>
Date: Thu, 18 Jul 2013 00:03:59 +0530
From: Sayantan Datta <std2048@...il.com>
To: john-dev@...ts.openwall.com
Subject: Re: md5 hash comparisons
Hi,
On Wed, Jul 17, 2013 at 10:17 PM, Solar Designer <solar@...nwall.com> wrote:
> Please take a look at myrice's PG-test branch and his use of bitmaps.
I saw the bitmap code, fundamental idea seems to be translation of a bit
based on hash value. Instead of searching exact values, we do a lookup for
a bit value in the bitmap. It seems to reduce memory use a lot which is
really great.
Regards,
Sayantan
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