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endpoint_sec/event/
event_close.rs

1//! [`EventClose`]
2
3use endpoint_sec_sys::es_event_close_t;
4
5use crate::File;
6
7///  Close a file descriptor event.
8#[doc(alias = "es_event_close_t")]
9pub struct EventClose<'a> {
10    /// Raw event
11    pub(crate) raw: &'a es_event_close_t,
12    /// Message version
13    pub(crate) version: u32,
14}
15
16impl<'a> EventClose<'a> {
17    /// true if the target file being closed has been modified.
18    #[inline(always)]
19    pub fn modified(&self) -> bool {
20        self.raw.modified
21    }
22
23    /// The file that is being closed.
24    #[inline(always)]
25    pub fn target(&self) -> File<'a> {
26        // Safety: 'a tied to self, object obtained through ES
27        File::new(unsafe { self.raw.target() })
28    }
29
30    /// If `true`, at some point in the lifetime of the target file vnode it was mapped into a
31    /// process as writable.
32    #[cfg(feature = "macos_13_0_0")]
33    #[inline(always)]
34    pub fn was_mapped_writable(&self) -> Option<bool> {
35        if self.version < 6 {
36            return None;
37        }
38        // Safety: 'a tied to self, object obtained through ES, we checked the version first
39        Some(unsafe { self.raw.anon0.was_mapped_writable })
40    }
41}
42
43// Safety: safe to send across threads: does not contain any interior mutability nor depend on current thread state
44unsafe impl Send for EventClose<'_> {}
45// Safety: safe to share across threads: does not contain any interior mutability nor depend on current thread state
46unsafe impl Sync for EventClose<'_> {}
47
48impl_debug_eq_hash_with_functions!(
49    EventClose<'a> with version;
50    modified,
51    target,
52    #[cfg(feature = "macos_13_0_0")] was_mapped_writable,
53);