Struct ConnectionTracker 

pub struct ConnectionTracker { /* private fields */ }

Tracks TCP connections.

Implementations

impl ConnectionTracker

pub fn new() -> Self

pub fn get_or_create( &mut self, src_ip: IpAddr, src_port: u16, dst_ip: IpAddr, dst_port: u16, flags: TcpFlags, seq: u32, frame_number: u64, timestamp: i64, ) -> (&mut Connection, Direction)

Get or create a connection for the given packet. Returns (connection, direction).

pub fn update_state( conn: &mut Connection, flags: TcpFlags, direction: Direction, seq: u32, )

Update connection state based on TCP flags.

pub fn add_bytes(conn: &mut Connection, direction: Direction, bytes: usize)

Add payload bytes to connection stats.

pub fn get(&self, key: &ConnectionKey) -> Option<&Connection>

Get a connection by key.

pub fn connections(&self) -> impl Iterator<Item = &Connection>

Get all connections.

pub fn cleanup_timeout( &mut self, current_time: i64, timeout_us: i64, ) -> Vec<Connection>

Remove timed-out connections.

Trait Implementations

impl Default for ConnectionTracker

fn default() -> Self

Returns the “default value” for a type.