netlink_packet_route/prefix/
cache_info.rs

1// SPDX-License-Identifier: MIT
2
3use netlink_packet_core::{DecodeError, Emitable, Parseable};
4
5#[derive(Debug, Clone, Copy, Eq, PartialEq, Default)]
6#[non_exhaustive]
7pub struct CacheInfo {
8    pub preferred_time: u32,
9    pub valid_time: u32,
10}
11
12const CACHE_INFO_LEN: usize = 8;
13
14buffer!(CacheInfoBuffer(CACHE_INFO_LEN) {
15    preferred_time: (u32, 0..4),
16    valid_time: (u32, 4..8),
17});
18
19impl<T: AsRef<[u8]>> Parseable<CacheInfoBuffer<T>> for CacheInfo {
20    fn parse(buf: &CacheInfoBuffer<T>) -> Result<Self, DecodeError> {
21        Ok(CacheInfo {
22            preferred_time: buf.preferred_time(),
23            valid_time: buf.valid_time(),
24        })
25    }
26}
27
28impl Emitable for CacheInfo {
29    fn buffer_len(&self) -> usize {
30        CACHE_INFO_LEN
31    }
32
33    fn emit(&self, buffer: &mut [u8]) {
34        let mut buffer = CacheInfoBuffer::new(buffer);
35        buffer.set_preferred_time(self.preferred_time);
36        buffer.set_valid_time(self.valid_time);
37    }
38}