Struct SysRng 

pub struct SysRng;

Available on crate feature getrandom only.

A TryRngCore interface over the system’s preferred random number source

Trait Implementations

impl Clone for SysRng

Available on crate feature rand_core only.

fn clone(&self) -> SysRng

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for SysRng

Available on crate feature rand_core only.

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for SysRng

Available on crate feature rand_core only.

fn default() -> SysRng

Returns the “default value” for a type.

impl TryRngCore for SysRng

Available on crate feature rand_core only.

type Error = Error

The type returned in the event of a RNG error.

fn try_next_u32(&mut self) -> Result<u32, Error>

Return the next random u32.

fn try_next_u64(&mut self) -> Result<u64, Error>

Return the next random u64.

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

Fill dest entirely with random data.

fn unwrap_err(self) -> UnwrapErr<Self>

where Self: Sized,

Wrap RNG with the UnwrapErr wrapper.

fn unwrap_mut(&mut self) -> UnwrapMut<'_, Self>

Wrap RNG with the UnwrapMut wrapper.

impl Copy for SysRng

Available on crate feature rand_core only.

impl TryCryptoRng for SysRng

Available on crate feature rand_core only.