gnutls_x509_crt_get_ca_status(3) — Linux manual page


gnutls_x509_crt_get_ca_status(3)   gnutls   gnutls_x509_crt_get_ca_status(3)

NAME         top

       gnutls_x509_crt_get_ca_status - API function

SYNOPSIS         top

       #include <gnutls/x509.h>

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

ARGUMENTS         top

       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         top

       This function will return certificates CA status, by reading the
       basicConstraints X.509 extension ( 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         top

       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

REPORTING BUGS         top

       Report bugs to <>.
       Home page:

COPYRIGHT         top

       Copyright © 2001-2019 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         top

       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 

COLOPHON         top

       This page is part of the GnuTLS (GnuTLS Transport Layer Security
       Library) project.  Information about the project can be found at 
       ⟨⟩.  If you have a bug report for this manual
       page, send it to  This page was obtained from the
       tarball gnutls-3.6.9.tar.xz fetched from
       ⟨⟩ on 2020-09-18.  If you discover
       any rendering problems in this HTML version of the page, or you
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gnutls                              3.6.9   gnutls_x509_crt_get_ca_status(3)