Implement kernel lookaside lists

xtoskrnl/includes/ex/laslist.hh

@@ -0,0 +1,44 @@
+/**
+ * PROJECT:         ExectOS
+ * COPYRIGHT:       See COPYING.md in the top level directory
+ * FILE:            xtoskrnl/includes/ex/laslist.hh
+ * DESCRIPTION:     Lookaside Lists support
+ * DEVELOPERS:      Aiken Harris <harraiken91@gmail.com>
+ */
+
+#ifndef __XTOSKRNL_EX_LASLIST_HH
+#define __XTOSKRNL_EX_LASLIST_HH
+
+#include <xtos.hh>
+
+
+/* Architecture-specific Library */
+namespace EX
+{
+    class LookasideList
+    {
+        private:
+            STATIC LIST_ENTRY NonPagedLookasideListHead;
+            STATIC KSPIN_LOCK NonPagedLookasideListLock;
+            STATIC GENERAL_LOOKASIDE NonPagedPoolLookasideLists[POOL_LOOKASIDE_LISTS];
+            STATIC LIST_ENTRY PagedLookasideListHead;
+            STATIC KSPIN_LOCK PagedLookasideListLock;
+            STATIC GENERAL_LOOKASIDE PagedPoolLookasideLists[POOL_LOOKASIDE_LISTS];
+            STATIC LIST_ENTRY PoolLookasideListHead;
+            STATIC LIST_ENTRY SystemLookasideListHead;
+
+        public:
+            STATIC XTAPI PVOID AllocateFromLookasideList(IN PNONPAGED_LOOKASIDE_LIST LookasideList);
+            STATIC XTAPI PVOID AllocateFromLookasideList(IN PPAGED_LOOKASIDE_LIST LookasideList);
+            STATIC XTAPI VOID InitializeLookasideList(IN OUT PGENERAL_LOOKASIDE LookasideList,
+                                                      IN MMPOOL_TYPE PoolType,
+                                                      IN ULONG Size,
+                                                      IN ULONG Tag,
+                                                      IN USHORT MaxDepth,
+                                                      IN PLIST_ENTRY ListHead);
+            STATIC XTAPI VOID InitializePointers(VOID);
+            STATIC XTAPI VOID InitializeSystemLookasideLists(VOID);
+    };
+}
+
+#endif /* __XTOSKRNL_EX_LASLIST_HH */