gnutls_x509_crt_get_key_usage(3) gnutls gnutls_x509_crt_get_key_usage(3)NAME
gnutls_x509_crt_get_key_usage - return the certificate's key usage
SYNOPSIS
#include <gnutls/x509.h>
int gnutls_x509_crt_get_key_usage(gnutls_x509_crt_t cert, unsigned int * key_usage, unsigned int * critical);
ARGUMENTS
gnutls_x509_crt_t cert
should contain a gnutls_x509_crt_t structure
unsigned int * key_usage
where the key usage bits will be stored
unsigned int * critical
will be non zero if the extension is marked as critical
DESCRIPTION
This function will return certificate's key usage, by reading the keyUsage X.509 extension (2.5.29.15). The key usage value will
ORED VALUES OF THE
GNUTLS_KEY_DIGITAL_SIGNATURE, GNUTLS_KEY_NON_REPUDIATION, GNUTLS_KEY_KEY_ENCIPHERMENT, GNUTLS_KEY_DATA_ENCIPHERMENT, GNUTLS_KEY_KEY_AGREE-
MENT, GNUTLS_KEY_KEY_CERT_SIGN, GNUTLS_KEY_CRL_SIGN, GNUTLS_KEY_ENCIPHER_ONLY, GNUTLS_KEY_DECIPHER_ONLY.
RETURNS
the certificate key usage, or a negative value in case of parsing error. If the certificate does not contain the keyUsage extension
GNUTLS_E_REQUESTED_DATA_NOT_AVAILABLE will be returned.
REPORTING BUGS
Report bugs to <bug-gnutls@gnu.org>. GnuTLS home page: http://www.gnu.org/software/gnutls/ General help using GNU software:
http://www.gnu.org/gethelp/
COPYRIGHT
Copyright (C) 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 2.8.6 gnutls_x509_crt_get_key_usage(3)
Check Out this Related Man Page
gnutls_x509_crt_set_key_usage(3) gnutls gnutls_x509_crt_set_key_usage(3)NAME
gnutls_x509_crt_set_key_usage - Set the keyUsage extension
SYNOPSIS
#include <gnutls/x509.h>
int gnutls_x509_crt_set_key_usage(gnutls_x509_crt_t crt, unsigned int usage);
ARGUMENTS
gnutls_x509_crt_t crt
a certificate of type gnutls_x509_crt_t
unsigned int usage
an ORed sequence of the GNUTLS_KEY_* elements.
DESCRIPTION
This function will set the keyUsage certificate extension.
RETURNS
On success, GNUTLS_E_SUCCESS is returned, otherwise a negative error value.
REPORTING BUGS
Report bugs to <bug-gnutls@gnu.org>. GnuTLS home page: http://www.gnu.org/software/gnutls/ General help using GNU software:
http://www.gnu.org/gethelp/
COPYRIGHT
Copyright (C) 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 2.8.6 gnutls_x509_crt_set_key_usage(3)
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