NAME gnutls_openpgp_crt_get_subkey_usage - API function

SYNOPSIS #include <gnutls/openpgp.h>

int gnutls_openpgp_crt_get_subkey_usage(gnutls_openpgp_crt_t key, unsigned int idx, unsigned int * key_usage);

ARGUMENTS gnutls_openpgp_crt_t key should contain a gnutls_openpgp_crt_t structure

unsigned int idx the subkey index

unsigned int * key_usage where the key usage bits will be stored

DESCRIPTION This function will return certificate s key usage, by checking the key algorithm. The key usage value will ORed values of GNUTLS_KEY_DIGI- TAL_SIGNATURE or GNUTLS_KEY_KEY_ENCIPHERMENT.

A negative value may be returned in case of parsing error.

RETURNS key usage value.

SINCE 2.4.0

REPORTING BUGS Report bugs to <>. GnuTLS home page: General help using GNU software:

COPYRIGHT Copyright © 2008 Free Software Foundation. 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 info and gnutls programs are properly installed at your site, the command

info gnutls

should give you access to the complete manual.

gnutls 2.12.gnutls_openpgp_crt_get_subkey_usage(3)