NAME    [Toc]    [Back]

       DH_size - Get Diffie-Hellman prime size

SYNOPSIS    [Toc]    [Back]

        #include <openssl/dh.h>

       int DH_size(
               DH *dh );

DESCRIPTION    [Toc]    [Back]

       This DH_size() function returns the Diffie-Hellman size in
       bytes. It can be used to determine how much memory must be
       allocated  for  the  shared  secret  computed  by  DH_compute_key().


       The dh->p must not be NULL.

RETURN VALUE    [Toc]    [Back]

       The size in bytes.

HISTORY    [Toc]    [Back]

       The DH_size() function is available  in  all  versions  of
       SSLeay and OpenSSL.

SEE ALSO    [Toc]    [Back]

       Functions: dh(3), DH_generate_key(3)



                                                       DH_size(3)