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gnutls_openpgp_crt_get_subkey_usage(3) gnutls gnutls_openpgp_crt_get_subkey_usage(3)

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 type
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_DIGITAL_SIGNATURE or GNUTLS_KEY_KEY_ENCIPHERMENT.
A negative error code may be returned in case of parsing error.

RETURNS

key usage value.

SINCE

2.4.0

REPORTING BUGS

Report bugs to <bugs@gnutls.org>.
 
Home page: http://www.gnutls.org

COPYRIGHT

Copyright © 2001-2017 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/
3.5.8 gnutls