miden_node_utils/crypto.rs
use miden_objects::{
crypto::{hash::rpo::RpoDigest, rand::RpoRandomCoin},
Felt,
};
use rand::{Rng, RngCore};
/// Creates a new RPO Random Coin with random seed
pub fn get_rpo_random_coin<T: RngCore>(rng: &mut T) -> RpoRandomCoin {
let auth_seed: [u64; 4] = rng.gen();
let rng_seed = RpoDigest::from(auth_seed.map(Felt::new));
RpoRandomCoin::new(rng_seed.into())
}