Re: [RFC PATCH 5/8] KEYS: Provide software public key query function [ver 3]

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Mat Martineau <mathew.j.martineau@xxxxxxxxxxxxxxx> wrote:

> > +	len = crypto_akcipher_maxsize(tfm);
> > +	info->key_size = len * 8;
> > +	info->max_data_size = len;
> > +	info->max_sig_size = len;
> > +	info->max_enc_size = len;
> > +	info->max_dec_size = len;
> 
> If len > UINT16_MAX, should UINT16_MAX be reported as the max size? Similar
> question for len*8 and key_size.

key_size is 32 bits, but the other sizes are all 16 bits, so you would need a
524288-bit key to exceed their capacity.  I'm not sure that's likely anytime
soon, but should I just make all the sizes 32-bit anyway?

David
--
To unsubscribe from this list: send the line "unsubscribe linux-crypto" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html



[Index of Archives]     [Kernel]     [Gnu Classpath]     [Gnu Crypto]     [DM Crypt]     [Netfilter]     [Bugtraq]

  Powered by Linux