@@ -41,8 +41,10 @@
 - The `Display` impl for `CStr8` now excludes the trailing null character.
 - `VariableKeys` initializes with a larger name buffer to work around firmware
 bugs on some devices.
-- The UEFI `allocator::Allocator` has been optimized for page-aligned
+- The UEFI `allocator::Allocator` has been optimized for page-aligned
 allocations.
+- The UEFI `allocator::Allocator` now implements `core::alloc::Allocator`
+(`allocator_api`), when the `unstable` feature is used.
 
 
 # uefi - 0.34.1 (2025-02-07)

@@ -169,3 +169,17 @@ unsafe impl GlobalAlloc for Allocator {
 }
 }
 }
+
+#[cfg(feature = "unstable")]
+unsafe impl core::alloc::Allocator for Allocator {
+fn allocate(&self, layout: Layout) -> Result<NonNull<[u8]>, core::alloc::AllocError> {
+let ptr = unsafe { <Allocator as GlobalAlloc>::alloc(self, layout) };
+NonNull::new(ptr)
+.ok_or(core::alloc::AllocError)
+.map(|ptr| NonNull::slice_from_raw_parts(ptr, layout.size()))
+}
+
+unsafe fn deallocate(&self, ptr: NonNull<u8>, layout: Layout) {
+unsafe { <Allocator as GlobalAlloc>::dealloc(self, ptr.as_ptr(), layout) }
+}
+}

@@ -212,7 +212,7 @@
 //! [uefi-std-tr-issue]: https://.com/rust-lang/rust/issues/100499
 //! [unstable features]: https://doc.rust-lang.org/unstable-book/
 
-#![cfg_attr(all(feature = "unstable", feature = "alloc"), feature(allocator_api))]
+#![cfg_attr(feature = "unstable", feature(allocator_api))]
 #![cfg_attr(docsrs, feature(doc_auto_cfg))]
 #![no_std]
 #![deny(