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Message-ID: <82560e3391ae4501d9b484468f6d3837@smtp.hushmail.com>
Date: Tue, 06 Mar 2012 23:02:35 +0100
From: magnum <john.magnum@...hmail.com>
To: john-dev@...ts.openwall.com
Subject: Re: RAR format finally proper
On 03/06/2012 10:56 PM, Samuele Giovanni Tonon wrote:
> On 03/06/12 19:47, magnum wrote:
>> I'll give it a try just to start learning OpenCL but I don't expect it
>> to end up in something committable :)
>>
>> The current SHA1 code only does one block, right? I will need one more
>> like the OpenSSL ones, with update().
>
> rather than the update() part which in the end is just an append, it's
> missing the code for strings more than 64 byte long by changing properly
> the 5 IV; need to say that from some test i did in C the update part
> seems the one that is crucial in rar.
It seems http://royger.org/opencl/ has an optional version that "is
prepared to run blocks longer than 512-bits". Hopefully that code is
complete, I'll check it out later.
magnum
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