From bd87767255c784156deb19ea166826ab78a023fb Mon Sep 17 00:00:00 2001
From: Natasha Moongrave <natasha@256phi.eu>
Date: Wed, 1 Apr 2026 20:04:09 +0200
Subject: Added all new implemented allocators to allocator.rs

---
 StrixKernel/src/allocator.rs | 32 ++++++++++++++++++++++++++++++--
 1 file changed, 30 insertions(+), 2 deletions(-)

diff --git a/StrixKernel/src/allocator.rs b/StrixKernel/src/allocator.rs
index 7792666..4bae6bd 100644
--- a/StrixKernel/src/allocator.rs
+++ b/StrixKernel/src/allocator.rs
@@ -1,6 +1,6 @@
 use alloc::alloc::{GlobalAlloc, Layout};
 use core::ptr::null_mut;
-use linked_list_allocator::LockedHeap;
+use fixed_size_block::FixedSizeBlockAllocator;
 use x86_64::{
     VirtAddr,
     structures::paging::{
@@ -8,11 +8,15 @@ use x86_64::{
     },
 };
 
+pub mod bump;
+pub mod fixed_size_block;
+pub mod linked_list;
+
 pub const HEAP_START: usize = 0x_4444_4444_0000;
 pub const HEAP_SIZE: usize = 100 * 1024; // 100 KiB
 
 #[global_allocator]
-static ALLOCATOR: LockedHeap = LockedHeap::empty();
+static ALLOCATOR: Locked<FixedSizeBlockAllocator> = Locked::new(FixedSizeBlockAllocator::new());
 
 pub fn init_heap(
     mapper: &mut impl Mapper<Size4KiB>,
@@ -51,4 +55,28 @@ unsafe impl GlobalAlloc for Dummy {
     unsafe fn dealloc(&self, _ptr: *mut u8, _layout: Layout) {
         panic!("dealloc should be never called")
     }
+}
+
+/// A wrapper around spin::Mutex to permit trait implementations.
+pub struct Locked<A> {
+    inner: spin::Mutex<A>,
+}
+
+impl<A> Locked<A> {
+    pub const fn new(inner: A) -> Self {
+        Locked {
+            inner: spin::Mutex::new(inner),
+        }
+    }
+
+    pub fn lock(&self) -> spin::MutexGuard<A> {
+        self.inner.lock()
+    }
+}
+
+/// Align the given address `addr` upwards to alignment `align`.
+///
+/// Requires that `align` is a power of two.
+fn align_up(addr: usize, align: usize) -> usize {
+    (addr + align - 1) & !(align - 1)
 }
\ No newline at end of file
-- 
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