ossl_ecx_key_fromdata
if (!ossl_ecx_key_fromdata(ecx, params, 1)
int ossl_ecx_key_fromdata(ECX_KEY *ecx, const OSSL_PARAM params[],
if (ossl_ecx_key_fromdata(ecx, params, 0) <= 0) {
ok = ok && ossl_ecx_key_fromdata(key, params, include_private);