netlink_packet_route/link/af_spec/
inet6_cache.rs

1// SPDX-License-Identifier: MIT
2
3use netlink_packet_utils::traits::{Emitable, Parseable};
4use netlink_packet_utils::DecodeError;
5
6#[derive(Clone, Copy, Eq, PartialEq, Debug)]
7#[non_exhaustive]
8pub struct Inet6CacheInfo {
9    pub max_reasm_len: i32,
10    pub tstamp: i32,
11    pub reachable_time: i32,
12    pub retrans_time: i32,
13}
14
15const LINK_INET6_CACHE_INFO_LEN: usize = 16;
16
17buffer!(Inet6CacheInfoBuffer(LINK_INET6_CACHE_INFO_LEN) {
18    max_reasm_len: (i32, 0..4),
19    tstamp: (i32, 4..8),
20    reachable_time: (i32, 8..12),
21    retrans_time: (i32, 12..16),
22});
23
24impl<T: AsRef<[u8]>> Parseable<Inet6CacheInfoBuffer<T>> for Inet6CacheInfo {
25    type Error = DecodeError;
26    fn parse(buf: &Inet6CacheInfoBuffer<T>) -> Result<Self, DecodeError> {
27        Ok(Self {
28            max_reasm_len: buf.max_reasm_len(),
29            tstamp: buf.tstamp(),
30            reachable_time: buf.reachable_time(),
31            retrans_time: buf.retrans_time(),
32        })
33    }
34}
35
36impl Emitable for Inet6CacheInfo {
37    fn buffer_len(&self) -> usize {
38        LINK_INET6_CACHE_INFO_LEN
39    }
40
41    fn emit(&self, buffer: &mut [u8]) {
42        let mut buffer = Inet6CacheInfoBuffer::new(buffer);
43        buffer.set_max_reasm_len(self.max_reasm_len);
44        buffer.set_tstamp(self.tstamp);
45        buffer.set_reachable_time(self.reachable_time);
46        buffer.set_retrans_time(self.retrans_time);
47    }
48}