Re: Re: Improving mt_rand() seed
| From: | Yasuo Ohgaki | Date: | Mon, 30 Jan 2017 10:54:50 +0000 |
| Subject: | Re: Re: Improving mt_rand() seed | ||
| References: | 1 2 3 4 5 | Groups: | php.internals |
| Request: | Send a blank email to internals+get-98041@lists.php.net to get a copy of this message | ||
On Mon, Jan 30, 2017 at 7:47 PM, Yasuo Ohgaki <yohgaki@ohgaki.net> wrote:
> On Mon, Jan 30, 2017 at 7:41 PM, Lauri Kenttä <lauri.kentta@gmail.com>
> wrote:
>
>> On 2017-01-30 04:25, Yasuo Ohgaki wrote:
>>
>>> I'll prepare patch that allows int array
>>> initialization for mt_srand() so that whole state buffer can be
>>> initialized as user specifies.
>>>
>>
>> Don't.
>>
>> See these:
>> https://github.com/php/php-src/pull/2089
>>
>> https://www.mail-archive.com/internals@lists.php.net/msg87590.html
>
>
> Nice!
>
> Thank you for letting me know.
> BTW, do you have good idea for the seeding issue?
>
I got it now. Object based PRNG sounds nice. I may write it, but
I have long todo lists already.
Anyway, we have to take care existing API and make usable.
We must have MT rand reseed API somehow.
Ideas are appreciated.
Regards,
--
Yasuo Ohgaki
yohgaki@ohgaki.net