



@deftypefun {int} {gnutls_openpgp_keyring_get_crt} (gnutls_openpgp_keyring_t @var{ring}, unsigned int @var{idx}, gnutls_openpgp_crt_t * @var{cert})
@var{ring}: Holds the keyring.

@var{idx}: the index of the certificate to export

@var{cert}: An uninitialized @code{gnutls_openpgp_crt_t}  type

This function will extract an OpenPGP certificate from the given
keyring.  If the index given is out of range
@code{GNUTLS_E_REQUESTED_DATA_NOT_AVAILABLE}  will be returned. The
returned structure needs to be deinited.

@strong{Returns:} @code{GNUTLS_E_SUCCESS}  on success, or an error code.
@end deftypefun
