Struct pdu::GrePdu

pub struct GrePdu<'a> { /* fields omitted */ }

Represents a GRE header and payload

Implementations

impl<'a> GrePdu<'a>

pub fn new(buffer: &'a [u8]) -> Result<Self>

Constructs a GrePdu backed by the provided buffer

pub fn buffer(&'a self) -> &'a [u8]

Returns a reference to the entire underlying buffer that was provided during construction

pub fn as_bytes(&'a self) -> &'a [u8]

Returns the slice of the underlying buffer that contains the header part of this PDU

pub fn inner(&'a self) -> Result<Gre<'a>>

Returns an object representing the inner payload of this PDU

pub fn into_inner(self) -> Result<Gre<'a>>

Consumes this object and returns an object representing the inner payload of this PDU

pub fn computed_ihl(&'a self) -> usize

pub fn version(&'a self) -> u8

pub fn ethertype(&'a self) -> u16

pub fn has_checksum(&'a self) -> bool

pub fn has_key(&'a self) -> bool

pub fn has_sequence_number(&'a self) -> bool

pub fn checksum(&'a self) -> Option<u16>

pub fn computed_checksum(&'a self) -> Option<u16>

pub fn key(&'a self) -> Option<u32>

pub fn sequence_number(&'a self) -> Option<u32>

Trait Implementations

impl<'a> Clone for GrePdu<'a>

fn clone(&self) -> GrePdu<'a>

Returns a copy of the value.

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

Performs copy-assignment from source.

impl<'a> Copy for GrePdu<'a>

impl<'a> Debug for GrePdu<'a>

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

Formats the value using the given formatter.