OpenSSL::X509::Request#public_key

static VALUE
ossl_x509req_get_public_key(VALUE self)
{
    X509_REQ *req;
    EVP_PKEY *pkey;

    GetX509Req(self, req);
    if (!(pkey = X509_REQ_get_pubkey(req))) { /* adds reference */
        ossl_raise(eX509ReqError, NULL);
    }

    return ossl_pkey_wrap(pkey);
}