linux-kernel - RE: RFC: WMI Enhancements

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Message-ID: <3ceae37c323d43f8b1cf6c9aafe55d5e@ausx13mpc120.AMER.DELL.COM>
Date:   Tue, 9 May 2017 01:10:54 +0000
From:   <Mario.Limonciello@...l.com>
To:     <pali.rohar@...il.com>
CC:     <dvhart@...radead.org>, <rjw@...ysocki.net>, <luto@...capital.net>,
        <len.brown@...el.com>, <corentin.chary@...il.com>,
        <luto@...nel.org>, <andriy.shevchenko@...ux.intel.com>,
        <linux-kernel@...r.kernel.org>,
        <platform-driver-x86@...r.kernel.org>, <linux-pm@...r.kernel.org>
Subject: RE: RFC: WMI Enhancements

> 
> I found dmsdos implementation of that DS compression at:
> http://cmp.felk.cvut.cz/~pisa/dmsdos
> 
> Then took relevant decompression code and it really decompressed that
> binary MOF WMI buffer. But still decompressed format is binary, but I
> now see all WMI GUID encoded in UTF-16. Decompressed BMF file has again
> "FOMB" magic header.

Well that's great.  Is it possible that this compression is used for every time
a class was declared?

> 
> I pushed my decompression utility here:
> https://github.com/pali/bmfdec

Did you forget another commit for pulling in arguments and opening a file
or were you just putting the whole buffer into pin?

> 
> So next step is to decode that decompressed binary MOF file.
> 
> > 44 53 looks promising to be quantum compression.