Hi, On 16 Sep 2008, at 15:03, Andrey Chernov wrote: > I need some sort of fork() hook to detect that pid is changed to re- > stir > ar4random() after that (in the child), simple flag variable with > child's pid is needed. > > Currently OpenBSD does almost that checking getpid() every time > arc4random() called, but it is very slow way to use getpid() syscall > repeatedly, about 12-15 times slower than just arc4random() without > getpid(). > > Any ideas? How about something hacky using mmap()/minherit()? > -- > http://ache.pp.ru/ > _______________________________________________ > freebsd-current_at_freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-current > To unsubscribe, send any mail to "freebsd-current-unsubscribe_at_freebsd.org > " > -- Bob Bishop rb_at_gid.co.ukReceived on Tue Sep 16 2008 - 13:00:44 UTC
This archive was generated by hypermail 2.4.0 : Wed May 19 2021 - 11:39:35 UTC