gnutls_x509_ext_export_key_purposes − API function
#include <gnutls/x509-ext.h>
int gnutls_x509_ext_export_key_purposes(gnutls_x509_key_purposes_t p, gnutls_datum_t * ext);
gnutls_x509_key_purposes_t p
The key purposes
gnutls_datum_t * ext
The DER−encoded extension data; must be freed using gnutls_free().
This function
will convert the key purposes type to a DER−encoded
PKIX ExtKeyUsageSyntax (2.5.29.37) extension. The output
data in
ext will be allocated using gnutls_malloc().
On success, GNUTLS_E_SUCCESS (0) is returned, otherwise a negative error value.
3.3.0
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