netlink_packet_route/rtnl/route/nlas/
cache_info.rs

1// SPDX-License-Identifier: MIT
2
3use netlink_packet_utils::{
4    traits::{Emitable, Parseable},
5    DecodeError,
6};
7
8#[derive(Debug, Clone, Copy, Eq, PartialEq)]
9#[non_exhaustive]
10pub struct CacheInfo {
11    pub clntref: u32,
12    pub last_use: u32,
13    pub expires: u32,
14    pub error: u32,
15    pub used: u32,
16    pub id: u32,
17    pub ts: u32,
18    pub ts_age: u32,
19}
20
21pub const CACHE_INFO_LEN: usize = 32;
22
23buffer!(CacheInfoBuffer(CACHE_INFO_LEN) {
24    clntref: (u32, 0..4),
25    last_use: (u32, 4..8),
26    expires: (u32, 8..12),
27    error: (u32, 12..16),
28    used: (u32, 16..20),
29    id: (u32, 20..24),
30    ts: (u32, 24..28),
31    ts_age: (u32, 28..32),
32});
33
34impl<T: AsRef<[u8]>> Parseable<CacheInfoBuffer<T>> for CacheInfo {
35    fn parse(buf: &CacheInfoBuffer<T>) -> Result<Self, DecodeError> {
36        Ok(Self {
37            clntref: buf.clntref(),
38            last_use: buf.last_use(),
39            expires: buf.expires(),
40            error: buf.error(),
41            used: buf.used(),
42            id: buf.id(),
43            ts: buf.ts(),
44            ts_age: buf.ts_age(),
45        })
46    }
47}
48
49impl Emitable for CacheInfo {
50    fn buffer_len(&self) -> usize {
51        CACHE_INFO_LEN
52    }
53
54    fn emit(&self, buffer: &mut [u8]) {
55        let mut buffer = CacheInfoBuffer::new(buffer);
56        buffer.set_clntref(self.clntref);
57        buffer.set_last_use(self.last_use);
58        buffer.set_expires(self.expires);
59        buffer.set_error(self.error);
60        buffer.set_used(self.used);
61        buffer.set_id(self.id);
62        buffer.set_ts(self.ts);
63        buffer.set_ts_age(self.ts_age);
64    }
65}
netlink_packet_route/rtnl/route/nlas/cache_info.rs

netlink_packet_route/rtnl/route/nlas/
cache_info.rs
