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// SPDX-License-Identifier: MIT
use crate::{
link::LinkMessageBuilder,
packet_route::link::{InfoData, InfoKind, InfoXfrm},
};
/// Represent XFRM interface.
/// Example code on creating a XFRM interface
/// ```no_run
/// use rtnetlink::{new_connection, LinkXfrm};
/// #[tokio::main]
/// async fn main() -> Result<(), String> {
/// let (connection, handle, _) = new_connection().unwrap();
/// tokio::spawn(connection);
///
/// handle
/// .link()
/// .add(LinkXfrm::new("xfrm8", 9, 0x08).build())
/// .execute()
/// .await
/// .map_err(|e| format!("{e}"))
/// }
/// ```
///
/// Please check LinkMessageBuilder::<LinkXfrm> for more detail.
#[derive(Debug)]
pub struct LinkXfrm;
impl LinkXfrm {
/// Equal to `LinkMessageBuilder::<LinkXfrm>::new().dev().if_id()`
pub fn new(
name: &str,
base_iface_index: u32,
if_id: u32,
) -> LinkMessageBuilder<Self> {
LinkMessageBuilder::<LinkXfrm>::new(name)
.dev(base_iface_index)
.if_id(if_id)
}
}
impl LinkMessageBuilder<LinkXfrm> {
/// Create [LinkMessageBuilder] for XFRM
pub fn new(name: &str) -> Self {
LinkMessageBuilder::<LinkXfrm>::new_with_info_kind(InfoKind::Xfrm)
.name(name.to_string())
}
pub fn append_info_data(mut self, info: InfoXfrm) -> Self {
if let InfoData::Xfrm(infos) = self
.info_data
.get_or_insert_with(|| InfoData::Xfrm(Vec::new()))
{
infos.push(info);
}
self
}
/// This is equivalent to the `if_id IF_ID` in command
/// `ip link add name NAME type xfrm if_id IF_ID`.
pub fn if_id(self, if_id: u32) -> Self {
self.append_info_data(InfoXfrm::IfId(if_id))
}
/// This is equivalent to the `dev PHYS_DEV` in command
/// `ip link add name NAME type xfm dev PHYS_DEV`, only take the interface
/// index.
pub fn dev(self, iface_index: u32) -> Self {
self.append_info_data(InfoXfrm::Link(iface_index))
}
}