use libc::{c_int, c_void, size_t, sockaddr, socklen_t, MSG_PEEK};
+cfg_if::cfg_if! {
+ if #[cfg(target_vendor = "apple")] {
+ use libc::SO_LINGER_SEC as SO_LINGER;
+ } else {
+ use libc::SO_LINGER;
+ }
+}
+
pub use crate::sys::{cvt, cvt_r};
#[allow(unused_extern_crates)]
Ok(())
}
+ pub fn set_linger(&self, linger: Option<Duration>) -> io::Result<()> {
+ let linger = libc::linger {
+ l_onoff: linger.is_some() as libc::c_int,
+ l_linger: linger.map(|dur| dur.as_secs() as libc::c_int).unwrap_or_default(),
+ };
+
+ setsockopt(self, libc::SOL_SOCKET, SO_LINGER, linger)
+ }
+
+ pub fn linger(&self) -> io::Result<Option<Duration>> {
+ let val: libc::linger = getsockopt(self, libc::SOL_SOCKET, SO_LINGER)?;
+
+ Ok((val.l_onoff != 0).then(|| Duration::from_secs(val.l_linger as u64)))
+ }
+
pub fn set_nodelay(&self, nodelay: bool) -> io::Result<()> {
setsockopt(self, libc::IPPROTO_TCP, libc::TCP_NODELAY, nodelay as c_int)
}