On Thu, Aug 05, 2004 at 10:47:12PM -0400, James Morris wrote:
> On Thu, 5 Aug 2004, Jean-Luc Cooke wrote:
> 
> > Would you be against a patch to cryptoapi to have access to a
> > non-scatter-list set of calls?
> > 
> > I know a few people would like to see that , and I would also like to use
> > some low-level:
> > 
> > crypto_digest_update_byte(struct digest_alg *digest,
> >                           unsigned char *buf,
> >                           unsigned int  nbytes);
> > crypto_cipher_encrypt_byte(struct cipher_alg *cipher,
> >                            unsigned char *dst,
> >                            unsigned char *src,
> >                            unsigned int  nbytes);
> > 
> > I'm in the middle of preparing for a paper and would like to get code running
> > without scatterlists.
> 
> The idea of the scatterlist API is to encourage encryption at the
> page level.  Can you demonstrate a compelling need for raw access to
> the algorithms via the API?

I often have a virtual address to work with in the first place, and
the data that I hash usually occupies less than one page (passphrases,
keys, etc.).

Mike
.___________________________________________________________________.
                         Michael A. Halcrow                          
       Security Software Engineer, IBM Linux Technology Center       
GnuPG Fingerprint: 05B5 08A8 713A 64C1 D35D  2371 2D3C FDDA 3EB6 601D