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use crate::{
traits::{Emitable, Parseable},
DecodeError,
LinkMessageBuffer,
LINK_HEADER_LEN,
};
#[derive(Debug, PartialEq, Eq, Clone, Default)]
pub struct LinkHeader {
pub interface_family: u8,
pub index: u32,
pub link_layer_type: u16,
pub flags: u32,
pub change_mask: u32,
}
impl Emitable for LinkHeader {
fn buffer_len(&self) -> usize {
LINK_HEADER_LEN
}
fn emit(&self, buffer: &mut [u8]) {
let mut packet = LinkMessageBuffer::new(buffer);
packet.set_interface_family(self.interface_family);
packet.set_link_index(self.index);
packet.set_change_mask(self.change_mask);
packet.set_link_layer_type(self.link_layer_type);
packet.set_flags(self.flags);
}
}
impl<T: AsRef<[u8]>> Parseable<LinkMessageBuffer<T>> for LinkHeader {
fn parse(buf: &LinkMessageBuffer<T>) -> Result<Self, DecodeError> {
Ok(Self {
interface_family: buf.interface_family(),
link_layer_type: buf.link_layer_type(),
index: buf.link_index(),
change_mask: buf.change_mask(),
flags: buf.flags(),
})
}
}