gnutls_x509_ext_export_key_usage(3)

NAME
gnutls_x509_ext_export_key_usage - API function

SYNOPSIS
#include <gnutls/x509-ext.h>

int gnutls_x509_ext_export_key_usage(unsigned int usage, gnutls_datum_t * ext);

ARGUMENTS

unsigned int usage
    an ORed sequence of the GNUTLS_KEY_* elements.

gnutls_datum_t * ext
    The DER-encoded extension data; must be freed using gnutls_free().

DESCRIPTION
This function will convert the keyUsage bit string to a DER encoded PKIX extension. The ext data will be allocated using gnutls_malloc().

RETURNS
On success, GNUTLS_E_SUCCESS (0) is returned, otherwise a negative error value.

SINCE
3.3.0

REPORTING BUGS
Report bugs to <bugs@gnutls.org>.
Home page: https://www.gnutls.org

COPYRIGHT
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
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

https://www.gnutls.org/manual/