Introduce kernel executive

sdk/xtdk/extypes.h

@@ -0,0 +1,26 @@
+/**
+ * PROJECT:         ExectOS
+ * COPYRIGHT:       See COPYING.md in the top level directory
+ * FILE:            sdk/xtdk/extypes.h
+ * DESCRIPTION:     Kernel executive structures definitions
+ * DEVELOPERS:      Rafal Kupiec <belliash@codingworkshop.eu.org>
+ */
+
+#ifndef __XTDK_EXTYPES_H
+#define __XTDK_EXTYPES_H
+
+#include <xtbase.h>
+#include <xttypes.h>
+
+
+/* Executive rundown protection structure definition */
+typedef struct _EX_RUNDOWN_REFERENCE
+{
+    union
+    {
+        ULONG_PTR Count;
+        PVOID Ptr;
+    };
+} EX_RUNDOWN_REFERENCE, *PEX_RUNDOWN_REFERENCE;
+
+#endif /* __XTDK_EXTYPES_H */