NAME

       gnutls_x509_crt_get_ca_status - API function

SYNOPSIS

       #include <gnutls/x509.h>

       int gnutls_x509_crt_get_ca_status(gnutls_x509_crt_t cert, unsigned int * critical);

ARGUMENTS

       gnutls_x509_crt_t cert
                   should contain a gnutls_x509_crt_t type

       unsigned int * critical
                   will be non-zero if the extension is marked as critical

DESCRIPTION

       This  function  will  return certificates CA status, by reading the basicConstraints X.509
       extension (2.5.29.19). If the certificate is a CA a positive value will  be  returned,  or
       (0) if the certificate does not have CA flag set.

       Use  gnutls_x509_crt_get_basic_constraints()  if  you  want  to read the pathLenConstraint
       field too.

RETURNS

       If the certificate is a CA a positive value will be returned, or (0)  if  the  certificate
       does  not  have CA flag set.  A negative error code may be returned in case of errors.  If
       the    certificate     does     not     contain     the     basicConstraints     extension
       GNUTLS_E_REQUESTED_DATA_NOT_AVAILABLE will be returned.

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/