On Tue, Dec 08, 2015 at 07:34:51AM -0500, Ganesh Ajjanagadde wrote: > On Tue, Dec 8, 2015 at 7:27 AM, wm4 <nfx...@googlemail.com> wrote: > > On Sun, 6 Dec 2015 22:56:33 -0500 > > Ganesh Ajjanagadde <gajjanaga...@gmail.com> wrote: > > > >> On non-BSD machines, there exists a package libbsd for providing BSD > >> functionality. This can be used to get support for arc4random. > >> > >> Thus, an opt-in --enable-libbsd is added to configure for this > >> functionality. > >> > >> Tested on GNU/Linux. > >> > > > > This doesn't seem worth the trouble at all. Who is even going to use > > it, and why, and what additional hidden bugs will it cause? > > arc4random is a far superior interface, in that it can never fail. See > http://www.linuxfromscratch.org/hints/downloads/files/entropy.txt for > details. > As for hidden bugs, apart from configuration/detection issues, I see none. > If anything, it is easier to use /dev/urandom incorrectly. > Ultimately any code change is a tradeoff, with different people > feeling differently about various things. > I still feel that it is worth inclusion due to its technical merits. >
Note that the behaviour of arc4random differs between implementations. http://insanecoding.blogspot.gr/2014/05/libressl-porting-update.html -- Clément B.
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