Struct E2eSession 

pub struct E2eSession<P: E2eProfile> { /* private fields */ }

High-level session object that holds a profile and a counter policy.

Implementations

impl<P: E2eProfile> E2eSession<P>

pub fn new(p: P, pol: CounterPolicy) -> Self

Create a new session with a profile and a counter policy.

pub fn wrap(&mut self, payload: &[u8]) -> Result<Vec<u8>, E2eError>

Wrap payload with the next session counter according to the policy.

pub fn unwrap<'a>(&mut self, frame: &'a [u8]) -> Result<&'a [u8], E2eError>

Unwrap a frame: profile validation + policy check → return payload slice.

pub fn last_counter(&self) -> Option<u32>

The last successfully transmitted/accepted counter (if any).