OpenSSL::Timestamp::Response#to_text

static VALUE
ossl_ts_resp_to_text(VALUE self)
{
    TS_RESP *resp;
    BIO *out;

    GetTSResponse(self, resp);

    out = BIO_new(BIO_s_mem());
    if (!out) ossl_raise(eTimestampError, NULL);

    if (!TS_RESP_print_bio(out, resp)) {
        BIO_free(out);
        ossl_raise(eTimestampError, NULL);
    }

    return ossl_membio2str(out);
}