gnutls_x509_crt_get_subject_key_id man page

gnutls_x509_crt_get_subject_key_id — API function

Synopsis

#include <gnutls/x509.h>

int gnutls_x509_crt_get_subject_key_id(gnutls_x509_crt_t cert, void * ret, size_t * ret_size, unsigned int * critical);

Arguments

gnutls_x509_crt_t cert
should contain a gnutls_x509_crt_t type
void * ret
The place where the identifier will be copied
size_t * ret_size
Holds the size of the result field.
unsigned int * critical
will be non-zero if the extension is marked as critical (may be null)

Description

This function will return the X.509v3 certificate's subject key identifier. This is obtained by the X.509 Subject Key identifier extension field (2.5.29.14).

Returns

On success, GNUTLS_E_SUCCESS (0) is returned, GNUTLS_E_REQUESTED_DATA_NOT_AVAILABLE if the extension is not present, otherwise a negative error value.

Reporting Bugs

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

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/

Info

3.5.5 gnutls gnutls