write_lebn
write_lebn(out, rsa->e, 4);
write_lebn(out, rsa->n, -1);
write_lebn(out, rsa->p, hnbyte);
write_lebn(out, rsa->q, hnbyte);
write_lebn(out, rsa->dmp1, hnbyte);
write_lebn(out, rsa->dmq1, hnbyte);
write_lebn(out, rsa->iqmp, hnbyte);
write_lebn(out, rsa->d, nbyte);
write_lebn(out, dsa->p, nbyte);
write_lebn(out, dsa->q, 20);
write_lebn(out, dsa->g, nbyte);
write_lebn(out, dsa->pub_key, nbyte);
write_lebn(out, dsa->priv_key, 20);