Struct ContractPrng

pub struct ContractPrng {
    pub rng: ChaChaRng,
}

Fields

rng: ChaChaRng

Implementations

impl ContractPrng

pub fn from_env(env: &Env) -> Self

pub fn new(seed: &[u8], entropy: &[u8]) -> Self

pub fn rand_bytes(&mut self) -> [u8; 32]

pub fn set_word_pos(&mut self, count: u32)

Trait Implementations

impl RngCore for ContractPrng

fn next_u32(&mut self) -> u32

Return the next random u32.

fn next_u64(&mut self) -> u64

Return the next random u64.

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

Fill dest with random data.

fn try_fill_bytes(&mut self, dest: &mut [u8]) -> Result<(), Error>

Fill dest entirely with random data.

impl CryptoRng for ContractPrng