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use crate::*;
use bindings::{
Windows::Win32::Foundation::{CloseHandle, HANDLE, PSTR},
Windows::Win32::System::Threading::{CreateEventA, SetEvent, WaitForSingleObject},
};
pub struct Waiter(HANDLE);
pub struct WaiterSignaler(HANDLE);
impl Waiter {
pub fn new() -> (Waiter, WaiterSignaler) {
unsafe {
let handle = CreateEventA(std::ptr::null_mut(), true, false, PSTR::NULL);
(Waiter(handle), WaiterSignaler(handle))
}
}
}
impl WaiterSignaler {
pub unsafe fn signal(&self) {
SetEvent(self.0);
}
}
impl Drop for Waiter {
fn drop(&mut self) {
unsafe {
WaitForSingleObject(self.0, 0xFFFFFFFF);
CloseHandle(self.0);
}
}
}