to_der()
public
Returns the DER encoding of this SPKI.
static VALUE
ossl_spki_to_der(VALUE self)
{
NETSCAPE_SPKI *spki;
VALUE str;
long len;
unsigned char *p;
GetSPKI(self, spki);
if ((len = i2d_NETSCAPE_SPKI(spki, NULL)) <= 0)
ossl_raise(eX509CertError, NULL);
str = rb_str_new(0, len);
p = (unsigned char *)RSTRING_PTR(str);
if (i2d_NETSCAPE_SPKI(spki, &p) <= 0)
ossl_raise(eX509CertError, NULL);
ossl_str_adjust(str, p);
return str;
}