Skip site navigation (1)Skip section navigation (2)
Date:      Tue, 11 Sep 2012 16:22:24 -0700
From:      Xin Li <delphij@delphij.net>
To:        obrien@freebsd.org
Cc:        Arthur Mesh <arthurmesh@gmail.com>, Doug Barton <dougb@FreeBSD.org>, freebsd-rc@freebsd.org, freebsd-security@freebsd.org, RW <rwmaillists@googlemail.com>, =?UTF-8?B?RGFnLUVybGluZyDvv70=?= <des@des.no>, d@delphij.net
Subject:   Re: svn commit: r239569 - head/etc/rc.d
Message-ID:  <504FC7B0.2060706@delphij.net>
In-Reply-To: <20120911230121.GA90289@dragon.NUXI.org>
References:  <20120911061530.GA77399@dragon.NUXI.org> <504EDC67.9070700@FreeBSD.org> <86sjao7q8c.fsf@ds4.des.no> <20120911205302.27484fd6@gumby.homeunix.com> <20120911200925.GA88456@dragon.NUXI.org> <504FA76A.5000209@delphij.net> <20120911211730.GB89188@dragon.NUXI.org> <504FAB87.3020701@delphij.net> <20120911215212.GA89515@dragon.NUXI.org> <504FBD15.8040907@delphij.net> <20120911230121.GA90289@dragon.NUXI.org>

next in thread | previous in thread | raw e-mail | index | archive | help
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

On 09/11/12 16:01, David O'Brien wrote:
> On Tue, Sep 11, 2012 at 03:37:09PM -0700, Xin Li wrote:
>> On 09/11/12 14:52, David O'Brien wrote:
>>> On Tue, Sep 11, 2012 at 02:22:15PM -0700, Xin Li wrote:
>>>> Hmm, but this sha256 run will turn the output to 65 bytes
>>>> (hex representation of 256 bits of hash output, 64 bytes, and
>>>> one \n), so, only 256 bits of random data, is that
>>>> intentional?
> ...
>>> You suggested gzip, but I just don't know enough about
>>> compression algorithms as they apply in this area to know if we
>>> should use gzip instead or not.
>> 
>> I don't think I know enough here, unfortunately...
> 
> Since I cannot justify using gzip, I'm keeping the sha256 in my
> patch. I am not opposed to someone else changing that to gzip.

Please consider using sha512...

I'm not quite convinced that this works by the way -- is 65 bytes
enough to "kickstart" /dev/random?

Cheers,
- -- 
Xin LI <delphij@delphij.net>    https://www.delphij.net/
FreeBSD - The Power to Serve!           Live free or die
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v2.0.19 (FreeBSD)
Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/

iQEcBAEBCAAGBQJQT8ewAAoJEG80Jeu8UPuzBSUIAK1nOAAkEcU+FcnGiCtebxqz
ja4UbAGlr2rVItnEIqKG/juVMqb1ziIMGpn2M87C34Z7Go/VVcbfqVc1Gvr+PZgg
U5Gm+O02Xy+mUJUBiYOrOWR2giIn32InCMMAdpDIL1N0q1YS/LXOtJPuvI70mb1T
SZ9KReDJUIhmRVxuhbiRlFgw/zFSatnDArcCCxLx99JK9BvYj85Q/0OdOIQhaZmu
IM1fLtI2HffIRpiJ+oIFuJMudEbZYJU6JX2/LWo3Ns3XTqCNSvhk5TmIyvAhKIVK
CFLQOgrfHig3e1ir7TNGc/XmWrPUog1lKtAW3icWgnN39zkpIU16VOq2tq3CrCw=
=loAC
-----END PGP SIGNATURE-----



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?504FC7B0.2060706>