[Monotone-devel] Re: Speedup chances

[Lapo Luchini]

Christof Petig wrote:
> Botan seems to call memset on buffer free. And since we call hex_decode
> some 100k times per OE roster read, this easily adds up.
>
> I don't know whether botan's hex_decode is slow or fast, but using
> dynamic buffering here kills performance.

I don't think it's a problem of raw speed, but of different scopes: 
should every free of a cryptography library memset to zero in order to 
reduce probability of disclosure of something possibly secret?
I'd say yes.

But do monotone revision numbers need to be cleaned that way?
Most probably not.

    Lapo