@deftypefun {int} {gnutls_pkcs11_privkey_get_info} (gnutls_pkcs11_privkey_t @var{pkey}, gnutls_pkcs11_obj_info_t @var{itype}, void * @var{output}, size_t * @var{output_size})
@var{pkey}: should contain a @code{gnutls_pkcs11_privkey_t}  type

@var{itype}: Denotes the type of information requested

@var{output}: where output will be stored

@var{output_size}: contains the maximum size of the output and will be overwritten with actual

This function will return information about the PKCS 11 private key such
as the label, id as well as token information where the key is stored. When
output is text it returns null terminated string although @code{output_size}  contains
the size of the actual data only.

@strong{Returns:} @code{GNUTLS_E_SUCCESS}  (0) on success or a negative error code on error.
@end deftypefun