Struct PortFilter 

pub struct PortFilter { /* private fields */ }

Port range filter.

Flags: 0 = allowed, non-zero = blocked.

Implementations

impl PortFilter

pub fn new() -> Self

Create a new filter that allows all ports.

pub fn add_rule(&mut self, first: u16, last: u16, flags: u32)

Add a rule for a port range.

pub fn access(&self, port: u16) -> u32

Return the flags for a port. 0 = allowed.

pub fn is_blocked(&self, port: u16) -> bool

Check if a port is blocked.

Trait Implementations

impl Clone for PortFilter

fn clone(&self) -> PortFilter

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for PortFilter

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

Formats the value using the given formatter.

impl Default for PortFilter

fn default() -> Self

Returns the “default value” for a type.