Re: How to calculate MD5 of huge files?

[Rob Kendrick <rjek@...>]

On Thu, 22 Apr 2010 12:35:18 +0200
"J.Jørgen von Bargen" <jjvb.primus@gmx.de> wrote:

> In lua I've only found the module md5, which provides
> 
>      md5.sumhexa(message)
> 
> but this requires reading the whole message into memory, which is
> quite impossible for 7GB large files.
> Is there any other solution?

http://www.rjek.com/luahash-0.00.tar.bz2 gives you :init, :update,
and :final methods for MD5, SHA-1, and the variations of SHA-2.  I have
no idea if it works under Windows, as I've never tried.  Should be
pretty simple to build, though.

B.