gnutls_x509_key_purpose_get(3)     gnutls     gnutls_x509_key_purpose_get(3)

NAME         top

       gnutls_x509_key_purpose_get - API function

SYNOPSIS         top

       #include <gnutls/x509-ext.h>

       int gnutls_x509_key_purpose_get(gnutls_x509_key_purposes_t p,
       unsigned idx, gnutls_datum_t * oid);

ARGUMENTS         top

       gnutls_x509_key_purposes_t p
                   The key purposes

       unsigned idx
                   The index of the key purpose to retrieve

       gnutls_datum_t * oid
                   Will hold the object identifier of the key purpose (to be
                   treated as constant)

DESCRIPTION         top

       This function will retrieve the specified by the index key purpose in
       the purposes type. The object identifier will be a null terminated

RETURNS         top

       On success, GNUTLS_E_SUCCESS (0) is returned,
       GNUTLS_E_REQUESTED_DATA_NOT_AVAILABLE if the index is out of bounds,
       otherwise a negative error value.

SINCE         top


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 2019-07-28.  If you discover
       any rendering problems in this HTML version of the page, or you
       believe there is a better or more up-to-date source for the page, or
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gnutls                              3.6.9     gnutls_x509_key_purpose_get(3)