NAME

       gnutls_pkcs7_add_attr - API function

SYNOPSIS

       #include <gnutls/pkcs7.h>

       int  gnutls_pkcs7_add_attr(gnutls_pkcs7_attrs_t * list, const char * oid, gnutls_datum_t *
       data, unsigned flags);

ARGUMENTS

       gnutls_pkcs7_attrs_t * list
                   A list of existing attributes or pointer to NULL for the first one

       const char * oid
                   the OID of the attribute to be set

       gnutls_datum_t * data
                   the raw (DER-encoded) data of the attribute to be set

       unsigned flags
                   zero or GNUTLS_PKCS7_ATTR_ENCODE_OCTET_STRING

DESCRIPTION

       This function will set a PKCS 7 attribute in the provided list.  If this  function  fails,
       the previous list would be deallocated.

       Note  that any attributes set with this function must either be DER or BER encoded, unless
       a special flag is present.

RETURNS

       On success, the new list head, otherwise NULL.

SINCE

       3.4.2

REPORTING BUGS

       Report bugs to <bugs@gnutls.org>.
       Home page: http://www.gnutls.org

COPYRIGHT

       Copyright © 2001-2021 Free Software Foundation, Inc., and others.
       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.

SEE ALSO

       The   full   documentation  for  gnutls  is  maintained  as  a  Texinfo  manual.   If  the
       /usr/share/doc/gnutls/ directory does not contain the HTML form visit

       http://www.gnutls.org/manual/