Try checking the bit count of the structure members. The private and public
keys should be similar in size to p.
On Mar 23, 2011 10:27 AM, "ikuzar" <razuk...@gmail.com> wrote:
> Hello,
> I 'd like to know how to verify that DH private and public key have been
> generated ?
> In my DH struct, p and g had been generated with commands line ( openssl
> dhparam... )
>
> struct
> {
> BIGNUM *p; // prime number (shared)
> BIGNUM *g; // generator of Z_p (shared)
> BIGNUM *priv_key; // private DH value x
> BIGNUM *pub_key; // public DH value g^x
> // ...
> };
> DH
>
>
> Priv_key and pub_key are generated later with DH_generate_key(dh).
>
> I would like verify if DH_generate_key( ) has generated the priv_key ( an
> human proof, example by using DHparams_print_fp(fp, dh ); ) I used this
> function but it did not print private key into file pointed by fp.
>
> Thanks for your help.
