@deftypefun {int} {gnutls_pkcs7_print} (gnutls_pkcs7_t @var{pkcs7}, gnutls_certificate_print_formats_t @var{format}, gnutls_datum_t * @var{out})
@var{pkcs7}: The PKCS7 struct to be printed

@var{format}: Indicate the format to use

@var{out}: Newly allocated datum with null terminated string.

This function will pretty print a signed PKCS @code{7}  structure, suitable for
display to a human.

Currently the supported formats are @code{GNUTLS_CRT_PRINT_FULL}  and
@code{GNUTLS_CRT_PRINT_COMPACT} .

The output  @code{out} needs to be deallocated using @code{gnutls_free()} .

@strong{Returns:} On success, @code{GNUTLS_E_SUCCESS}  (0) is returned, otherwise a
negative error value.
@end deftypefun