diff options
Diffstat (limited to 'vendor/windows-strings/src/ref_count.rs')
| -rw-r--r-- | vendor/windows-strings/src/ref_count.rs | 27 |
1 files changed, 0 insertions, 27 deletions
diff --git a/vendor/windows-strings/src/ref_count.rs b/vendor/windows-strings/src/ref_count.rs deleted file mode 100644 index c6309f9f..00000000 --- a/vendor/windows-strings/src/ref_count.rs +++ /dev/null @@ -1,27 +0,0 @@ -use core::sync::atomic::{fence, AtomicI32, Ordering}; - -#[repr(transparent)] -#[derive(Default)] -pub struct RefCount(pub(crate) AtomicI32); - -impl RefCount { - pub fn new(count: u32) -> Self { - Self(AtomicI32::new(count as i32)) - } - - pub fn add_ref(&self) -> u32 { - (self.0.fetch_add(1, Ordering::Relaxed) + 1) as u32 - } - - pub fn release(&self) -> u32 { - let remaining = self.0.fetch_sub(1, Ordering::Release) - 1; - - match remaining.cmp(&0) { - core::cmp::Ordering::Equal => fence(Ordering::Acquire), - core::cmp::Ordering::Less => panic!("Object has been over-released."), - core::cmp::Ordering::Greater => {} - } - - remaining as u32 - } -} |
