Re: Still wondering about random numbers...
От | Joe Conway |
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Тема | Re: Still wondering about random numbers... |
Дата | |
Msg-id | 019c01c11f61$74382590$48d210ac@jecw2k1 обсуждение исходный текст |
Ответ на | Still wondering about random numbers... ("Dr. Evil" <drevil@sidereal.kz>) |
Список | pgsql-general |
> > > Looks like plain old C library random numbers. If you want to use > > > /dev/random or /dev/urandom, best bet would be to write your own C function. > > > You should also check through the contrib stuff -- I don't recall seeing RNG > > > functions in there, > > I don't see any in there either, but this seems like a fine candidate for > > a contrib item. I doubt we'd accept it into the mainstream for lack of > > portability, but as a contrib item, why not? > > configure is our friend. A better random number generator is always > welcome imho, and if it can be reliably supported through autoconf then > it would stand a chance to be included in the main tree. Especially > since the usage of random() seems to be very isolated in the code. > contrib/ is always a good first step though... > > - Thomas Sounds like there's some interest in this. I just wrote a function for generating random initialization vectors from /dev/urandom within the past week -- should be easy to make a pgsql contrib out of it. I'll send something to patches in a couple of days or so. -- Joe
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