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use crate::sys::windows::Event;
use std::cell::UnsafeCell;
use std::fmt;
use windows_sys::Win32::System::IO::{OVERLAPPED, OVERLAPPED_ENTRY};
#[repr(C)]
pub(crate) struct Overlapped {
inner: UnsafeCell<OVERLAPPED>,
pub(crate) callback: fn(&OVERLAPPED_ENTRY, Option<&mut Vec<Event>>),
}
#[cfg(feature = "os-ext")]
impl Overlapped {
pub(crate) fn new(cb: fn(&OVERLAPPED_ENTRY, Option<&mut Vec<Event>>)) -> Overlapped {
Overlapped {
inner: UnsafeCell::new(unsafe { std::mem::zeroed() }),
callback: cb,
}
}
pub(crate) fn as_ptr(&self) -> *const OVERLAPPED {
self.inner.get()
}
}
impl fmt::Debug for Overlapped {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
f.debug_struct("Overlapped").finish()
}
}
unsafe impl Send for Overlapped {}
unsafe impl Sync for Overlapped {}