gnutls_x509_crt_get_extension_by_oid2(3) | gnutls | gnutls_x509_crt_get_extension_by_oid2(3) |
gnutls_x509_crt_get_extension_by_oid2 - API function
#include <gnutls/x509.h>
int gnutls_x509_crt_get_extension_by_oid2(gnutls_x509_crt_t cert, const char * oid, unsigned indx, gnutls_datum_t * output, unsigned int * critical);
This function will return the extension specified by the OID in the certificate. The extensions will be returned as binary data DER encoded, in the provided buffer.
On success, GNUTLS_E_SUCCESS (0) is returned, otherwise a negative error code is returned. If the certificate does not contain the specified extension GNUTLS_E_REQUESTED_DATA_NOT_AVAILABLE will be returned.
3.3.8
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