Linux manual pages Section 3  

Name

gnutls_dh_get_group — return the group of the D-H key exchange

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 key exchange 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 <[email protected]>. GnuTLS home page: http://www.gnu.org/software/gnutls/ General help using GNU software: http://www.gnu.org/gethelp/

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.

Copying and distribution of this file, with or without modification, are permitted in any medium without royalty provided the copyright notice and this notice are preserved.