| // Take a look at the license at the top of the repository in the LICENSE file. |
| |
| use std::num::NonZeroU32; |
| |
| type IoObject = NonZeroU32; |
| |
| pub(crate) struct IOReleaser(IoObject); |
| |
| impl IOReleaser { |
| pub(crate) fn new(obj: u32) -> Option<Self> { |
| IoObject::new(obj).map(Self) |
| } |
| |
| pub(crate) unsafe fn new_unchecked(obj: u32) -> Self { |
| // Chance at catching in-development mistakes |
| debug_assert_ne!(obj, 0); |
| Self(IoObject::new_unchecked(obj)) |
| } |
| |
| #[inline] |
| pub(crate) fn inner(&self) -> u32 { |
| self.0.get() |
| } |
| } |
| |
| impl Drop for IOReleaser { |
| fn drop(&mut self) { |
| unsafe { super::ffi::IOObjectRelease(self.0.get() as _) }; |
| } |
| } |
