Struct AuthenticationHeaderReader

pub struct AuthenticationHeaderReader<'a> {
    pub bytes: &'a [u8],
}

Reads the Authentication extension header fields.

Fields

bytes: &'a [u8]

Implementations

impl<'a> AuthenticationHeaderReader<'a>

pub fn new(bytes: &'a [u8]) -> Result<Self, &'static str>

Creates a new AuthenticationHeaderReader from the given data slice.

pub fn next_header(&self) -> u8

Returns the next header field.

Specifies the type of the next header.

pub fn payload_len(&self) -> u8

Returns the payload length field.

Length of the payload in 32-bit words, minus 2.

pub fn reserved(&self) -> u16

Returns the reserved field.

Should be all zeroes.

pub fn spi(&self) -> u32

Returns the Security Parameters Index field.

Arbitrary value which is used (together with the dest_addr) to identify the security association of the receiving party.

pub fn sequence_number(&self) -> u32

Returns the sequence number field.

Monotonically increasing counter value to prevent replay attacks.

pub fn authentication_data(&self) -> Result<&'a [u8], &'static str>

Returns the authentication data field.

Variable-length field.

pub fn header_len(&self) -> usize

Returns the total header length in bytes.

pub fn header(&self) -> Result<&'a [u8], &'static str>

Returns a reference to the header.

pub fn payload(&self) -> Result<&'a [u8], &'static str>

Returns a reference to the payload.

Trait Implementations

impl Debug for AuthenticationHeaderReader<'_>

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

Formats the value using the given formatter.