Re: Maths package for 128/256 bit integers?
Re: Maths package for 128/256 bit integers?
- Subject: Re: Maths package for 128/256 bit integers?
- From: Yung-Luen Lan <email@hidden>
- Date: Wed, 17 Nov 2010 14:36:06 +0800
You may check Accelerate.framework. It utilized the SIMD for
performance for up to 1024bit operands.
http://developer.apple.com/library/mac/#documentation/Darwin/Reference/ManPages/man7/vBigNum.7.html
Regards.
yllan
On Mon, Nov 15, 2010 at 7:14 AM, William Squires <email@hidden> wrote:
> I know some crypto algorithms use 128 or up to 256 bit keys - I'm hoping
> that means there's a maths package (in C or ObjC) that'll provide for
> computations (addition, subtraction, multiplication, division, and modulus,
> at least...) and a way to convert them to<->from NSStrings. Anyone know of
> any? I'm trying to rewrite an algorithm I made for NSUIntegers to use ever
> larger values for cryptanalysis.
>
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