Name

gnutls_dh_get_group — return the group of the DH authentication

Synopsis

#include <gnutls/gnutls.h>
int gnutls_dh_get_group( gnutls_session_t   session,
  gnutls_datum_t *   raw_gen,
  gnutls_datum_t *   raw_prime);

ARGUMENTS

gnutls_session_t session

is a gnutls session

gnutls_datum_t * raw_gen

will hold the generator.

gnutls_datum_t * raw_prime

will hold the prime.

DESCRIPTION

This function will return the group parameters used in the last Diffie Hellman authentication with the peer. These are the prime and the generator used. This function should be used for both anonymous and ephemeral diffie Hellman. The output parameters must be freed with gnutls_free().

RETURNS

On success, GNUTLS_E_SUCCESS (0) is returned, otherwise an error code is returned.

REPORTING BUGS

Report bugs to <bug-gnutls@gnu.org>.

SEE ALSO

The full documentation for gnutls is maintained as a Texinfo manual. If the info and gnutls programs are properly installed at your site, the command

info gnutls

should give you access to the complete manual.

COPYRIGHT

Copyright © 2008 Free Software Foundation.

Permission is granted to make and distribute verbatim copies of this manual provided the copyright notice and this permission notice are preserved on all copies.