Andrey Chernov writes: > > The usual way round this is with a flag. Set a static, volatile > > flag, defaulting "off", and set it to "on" when the seeding has > > happened. Then arc4random() can do the right thing, depending on > > this flag. > > Ok, what about this version, is it right? libkern/arc4rand.c is not a > module but always present in the kernel, so "arc4rand_iniseed_state" > will be always accessible. > > --- dev/random/randomdev_soft.c.old 2011-09-26 07:35:48.000000000 +0400 > +++ dev/random/randomdev_soft.c 2012-01-21 01:41:37.000000000 +0400 > @@ -55,6 +55,8 @@ __FBSDID("$FreeBSD: src/sys/dev/random/r > > #define RANDOM_FIFO_MAX 256 /* How many events to queue up */ > > +extern int arc4rand_iniseed_state; > +
Should be in a header file, nad _possibly_ should be volatile. If it works without being volatile, then OK. The rest is OK. I've not tested it, so this is not a review, simply an "OK" :-) M -- Mark R V Murray Cert APS(Open) Dip Phys(Open) BSc Open(Open) BSc(Hons)(Open) Pi: 132511160 _______________________________________________ svn-src-head@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/svn-src-head To unsubscribe, send any mail to "svn-src-head-unsubscr...@freebsd.org"