Date: Sat, 13 Feb 2016 20:59:37 +0100 From: magnum <john.magnum@...hmail.com> To: john-users@...ts.openwall.com Subject: Re: Doing raw SHA512 hashes On 2016-02-13 17:45, Frank Wang wrote: > Awesome, thanks magnum! I know the opencl_*.c files call the kernels you > mentioned, but what files actually run the functions in the opencl_*.c > files? I don't understand what you mean. The opencl_*.h are headers #include'd by the kernels. The format calls the kernel. One such format is opencl_office2013_fmt_plug.c. magnun > My goal is write an implementation of just raw SHA256/SHA512 hashes using > openCL. > > Frank > > On Thu, Feb 4, 2016 at 1:54 AM, magnum <john.magnum@...hmail.com> wrote: > >> On 2016-02-03 21:39, magnum wrote: >> >>> On 2016-02-02 23:49, Frank Wang wrote: >>> >>>> I am trying to run about 10 million raw SHA 512 hashes in my program and >>>> offloading it to a GPU will make it substantially faster. It seems like >>>> John the Ripper has this functionality, but it seems to be intertwined >>>> with >>>> the password cracking capabilities. Are there any SHA 512 OpenCL >>>> implementations that are easy to separate and integrate into my program? >>>> Possibly that already exist in John the Ripper? >>>> >>> >>> I would think so. Our current GitHub code contains (among other >>> implementations) generic SHA512 macros in src/opencl_sha512.h which is >>> >> >> Sorry, that should be opencl_sha2.h. The other file is an other >> implementation that I'm not well acquainted with. >> >> magnum >> >> >
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