int des_random_key(des_cblock *ret)
{
- int r = RAND_bytes((unsigned char *)ret, sizeof(des_cblock));
+ do
+ {
+ if (RAND_bytes((unsigned char *)ret, sizeof(des_cblock)) != 1)
+ return (0);
+ } while (des_is_weak_key(ret));
des_set_odd_parity(ret);
- return r;
+ return (1);
}