Trait Rng 

pub trait Rng {
    // Required method
    fn fill_bytes(&mut self, dest: &mut [u8]);
}

Trait for random number generation. Callers provide an implementation; in std builds this wraps OS randomness.

Required Methods

fn fill_bytes(&mut self, dest: &mut [u8])

Implementors

impl Rng for FixedRng

impl Rng for OsRng

Available on crate feature std only.