Struct ArpLayer 

pub struct ArpLayer {
    pub index: LayerIndex,
}

A view into an ARP packet.

Fields

index: LayerIndex

Implementations

impl ArpLayer

pub const fn new(start: usize, end: usize) -> Self

pub const fn at_offset(offset: usize) -> Self

pub fn at_offset_dynamic(buf: &[u8], offset: usize) -> Result<Self, FieldError>

pub fn validate(buf: &[u8], offset: usize) -> Result<(), FieldError>

pub fn calculate_len(&self, buf: &[u8]) -> usize

pub fn hwtype(&self, buf: &[u8]) -> Result<u16, FieldError>

pub fn ptype(&self, buf: &[u8]) -> Result<u16, FieldError>

pub fn hwlen(&self, buf: &[u8]) -> Result<u8, FieldError>

pub fn plen(&self, buf: &[u8]) -> Result<u8, FieldError>

pub fn op(&self, buf: &[u8]) -> Result<u16, FieldError>

pub fn set_hwtype(&self, buf: &mut [u8], val: u16) -> Result<(), FieldError>

pub fn set_ptype(&self, buf: &mut [u8], val: u16) -> Result<(), FieldError>

pub fn set_hwlen(&self, buf: &mut [u8], val: u8) -> Result<(), FieldError>

pub fn set_plen(&self, buf: &mut [u8], val: u8) -> Result<(), FieldError>

pub fn set_op(&self, buf: &mut [u8], val: u16) -> Result<(), FieldError>

pub fn hwsrc_raw(&self, buf: &[u8]) -> Result<HardwareAddr, FieldError>

pub fn hwsrc(&self, buf: &[u8]) -> Result<MacAddress, FieldError>

pub fn psrc_raw(&self, buf: &[u8]) -> Result<ProtocolAddr, FieldError>

pub fn psrc(&self, buf: &[u8]) -> Result<Ipv4Addr, FieldError>

pub fn psrc_v6(&self, buf: &[u8]) -> Result<Ipv6Addr, FieldError>

pub fn hwdst_raw(&self, buf: &[u8]) -> Result<HardwareAddr, FieldError>

pub fn hwdst(&self, buf: &[u8]) -> Result<MacAddress, FieldError>

pub fn pdst_raw(&self, buf: &[u8]) -> Result<ProtocolAddr, FieldError>

pub fn pdst(&self, buf: &[u8]) -> Result<Ipv4Addr, FieldError>

pub fn pdst_v6(&self, buf: &[u8]) -> Result<Ipv6Addr, FieldError>

pub fn set_hwsrc( &self, buf: &mut [u8], mac: MacAddress, ) -> Result<(), FieldError>

pub fn set_hwsrc_raw( &self, buf: &mut [u8], addr: &HardwareAddr, ) -> Result<(), FieldError>

pub fn set_psrc(&self, buf: &mut [u8], ip: Ipv4Addr) -> Result<(), FieldError>

pub fn set_psrc_v6( &self, buf: &mut [u8], ip: Ipv6Addr, ) -> Result<(), FieldError>

pub fn set_psrc_raw( &self, buf: &mut [u8], addr: &ProtocolAddr, ) -> Result<(), FieldError>

pub fn set_hwdst( &self, buf: &mut [u8], mac: MacAddress, ) -> Result<(), FieldError>

pub fn set_hwdst_raw( &self, buf: &mut [u8], addr: &HardwareAddr, ) -> Result<(), FieldError>

pub fn set_pdst(&self, buf: &mut [u8], ip: Ipv4Addr) -> Result<(), FieldError>

pub fn set_pdst_v6( &self, buf: &mut [u8], ip: Ipv6Addr, ) -> Result<(), FieldError>

pub fn set_pdst_raw( &self, buf: &mut [u8], addr: &ProtocolAddr, ) -> Result<(), FieldError>

pub fn get_field( &self, buf: &[u8], name: &str, ) -> Option<Result<FieldValue, FieldError>>

pub fn set_field( &self, buf: &mut [u8], name: &str, value: FieldValue, ) -> Option<Result<(), FieldError>>

pub fn field_names() -> &'static [&'static str]

pub fn is_request(&self, buf: &[u8]) -> bool

pub fn is_reply(&self, buf: &[u8]) -> bool

pub fn is_who_has(&self, buf: &[u8]) -> bool

pub fn is_is_at(&self, buf: &[u8]) -> bool

pub fn hashret(&self, buf: &[u8]) -> Vec<u8>

Compute hash for packet matching.

pub fn answers(&self, buf: &[u8], other: &ArpLayer, other_buf: &[u8]) -> bool

Check if this packet answers another (for sr() matching).

pub fn extract_padding<'a>(&self, buf: &'a [u8]) -> (&'a [u8], &'a [u8])

Extract padding: ARP has no payload, remaining bytes are padding.

pub fn route(&self, buf: &[u8]) -> ArpRoute

Get routing information for this ARP packet.

pub fn resolve_dst_mac(&self, buf: &[u8]) -> Option<MacAddress>

Resolve the destination MAC for this ARP packet.

pub fn header_bytes<'a>(&self, buf: &'a [u8]) -> &'a [u8]

pub fn header_copy(&self, buf: &[u8]) -> Vec<u8>

pub fn op_name(&self, buf: &[u8]) -> &'static str

pub fn hwtype_name(&self, buf: &[u8]) -> &'static str

Trait Implementations

impl Clone for ArpLayer

fn clone(&self) -> ArpLayer

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for ArpLayer

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

Formats the value using the given formatter.

impl Layer for ArpLayer

fn kind(&self) -> LayerKind

Get the kind of this layer

fn summary(&self, buf: &[u8]) -> String

Get a human-readable summary of this layer

fn header_len(&self, buf: &[u8]) -> usize

Get the header length for this layer

fn hashret(&self, buf: &[u8]) -> Vec<u8>

Compute a hash for packet matching.

fn answers(&self, buf: &[u8], other: &Self, other_buf: &[u8]) -> bool

Check if this packet answers another packet.

fn extract_padding<'a>(&self, buf: &'a [u8]) -> (&'a [u8], &'a [u8])

Extract padding from the packet.

fn field_names(&self) -> &'static [&'static str]

Get the list of field names for this layer