Function CreateEvent

crates/stdlib/src/overlapped.rs:1939–1969

(
        event_attributes: PyObjectRef,
        manual_reset: bool,
        initial_state: bool,
        name: Option<String>,
        vm: &VirtualMachine,
    )

    #[pyfunction]
    fn CreateEvent(
        event_attributes: PyObjectRef,
        manual_reset: bool,
        initial_state: bool,
        name: Option<String>,
        vm: &VirtualMachine,
    ) -> PyResult<isize> {
        if !vm.is_none(&event_attributes) {
            return Err(vm.new_value_error("EventAttributes must be None"));
        }

        let name_wide: Option<Vec<u16>> =
            name.map(|n| n.encode_utf16().chain(core::iter::once(0)).collect());
        let name_ptr = name_wide
            .as_ref()
            .map(|n| n.as_ptr())
            .unwrap_or(core::ptr::null());

        let event = unsafe {
            windows_sys::Win32::System::Threading::CreateEventW(
                core::ptr::null(),
                if manual_reset { 1 } else { 0 },
                if initial_state { 1 } else { 0 },
                name_ptr,
            ) as isize
        };
        if event == NULL {
            return Err(set_from_windows_err(0, vm));
        }
        Ok(event)
    }

    #[pyfunction]
    fn SetEvent(handle: isize, vm: &VirtualMachine) -> PyResult<()> {