int gnutls_openpgp_keyring_get_crt(gnutls_openpgp_keyring_t ring, unsigned int idx, gnutls_openpgp_crt_t * cert);
Holds the keyring.
unsigned int idx
the index of the certificate to export
gnutls_openpgp_crt_t * cert
An uninitialized gnutls_openpgp_crt_t structure
This function will extract an OpenPGP certificate from the given
keyring. If the index given is out of range
GNUTLS_E_REQUESTED_DATA_NOT_AVAILABLE will be returned. The
returned structure needs to be deinited.