Implement a system resources management routines

xtoskrnl/includes/globals.h

@@ -42,6 +42,12 @@ EXTERN KSERVICE_DESCRIPTOR_TABLE KeServiceDescriptorTable[KSERVICE_TABLES_COUNT]
 /* Kernel process list */
 EXTERN LIST_ENTRY KepProcessListHead;
 
+/* Kernel system resources list */
+EXTERN LIST_ENTRY KepSystemResourcesListHead;
+
+/* Kernel system resources lock */
+EXTERN KSPIN_LOCK KepSystemResourcesLock;
+
 /* Biggest free memory descriptor */
 EXTERN PLOADER_MEMORY_MAPPING MmFreeDescriptor;
 

xtoskrnl/includes/kei.h

@@ -90,6 +90,16 @@ XTFASTCALL
 VOID
 KepExitDispatcher(IN KRUNLEVEL OldRunLevel);
 
+XTAPI
+VOID
+KepGetSystemResource(IN SYSTEM_RESOURCE_TYPE ResourceType,
+                     IN BOOLEAN Acquire,
+                     OUT PSYSTEM_RESOURCE_HEADER *ResourceHeader);
+
+XTAPI
+XTSTATUS
+KepInitializeSystemResources(VOID);
+
 XTAPI
 VOID
 KepRemoveTimer(IN OUT PKTIMER Timer);