Struct NonceWindow 

pub struct NonceWindow { /* private fields */ }

Available on crate feature transport only.

Anti-replay window using a bitfield.

Tracks received nonces to detect and reject replayed frames. Uses a sliding window of 2048+ bits as recommended by the spec.

Implementations

impl NonceWindow

pub const WINDOW_SIZE: usize = 2_048usize

Window size in bits.

pub fn new() -> Self

Create a new nonce window.

pub fn check_and_mark(&mut self, nonce: u64) -> bool

Check if a nonce is valid (not replayed) and mark it as seen.

Returns true if the nonce is valid and should be accepted, false if it’s a replay or too old.

Trait Implementations

impl Clone for NonceWindow

fn clone(&self) -> NonceWindow

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for NonceWindow

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

Formats the value using the given formatter.

impl Default for NonceWindow

fn default() -> Self

Returns the “default value” for a type.