Implement system time management functions

xtoskrnl/includes/ke.hh

@@ -27,6 +27,7 @@
 #include <ke/shdata.hh>
 #include <ke/spinlock.hh>
 #include <ke/sysres.hh>
+#include <ke/systime.hh>
 #include <ke/timer.hh>
 
 #endif /* __XTOSKRNL_KE_HH */

xtoskrnl/includes/ke/systime.hh

@@ -0,0 +1,32 @@
+/**
+ * PROJECT:         ExectOS
+ * COPYRIGHT:       See COPYING.md in the top level directory
+ * FILE:            xtoskrnl/includes/ke/systime.hh
+ * DESCRIPTION:     Timebase and system clock support
+ * DEVELOPERS:      Aiken Harris <harraiken91@gmail.com>
+ */
+
+#ifndef __XTOSKRNL_KE_SYSTIME_HH
+#define __XTOSKRNL_KE_SYSTIME_HH
+
+#include <xtos.hh>
+
+
+/* Kernel Library */
+namespace KE
+{
+    class SystemTime
+    {
+        private:
+            STATIC LARGE_INTEGER BootTime;
+
+        public:
+            STATIC XTAPI VOID GetSystemTime(OUT PLARGE_INTEGER SystemTime);
+            STATIC XTAPI VOID SetSystemTime(IN PLARGE_INTEGER NewTime,
+                                            OUT PLARGE_INTEGER OldTime,
+                                            IN BOOLEAN AdjustInterruptTime,
+                                            IN BOOLEAN WriteToRtc);
+    };
+}
+
+#endif /* __XTOSKRNL_KE_SYSTIME_HH */