win32ss/gdi/eng/perfcnt.c

   1 /*
   2  * COPYRIGHT:         See COPYING in the top level directory
   3  * PROJECT:           ReactOS kernel
   4  * PURPOSE:           GDI Driver Performance Counter Functions
   5  * FILE:              win32ss/gdi/eng/perfcnt.c
   6  * PROGRAMER:         Ge van Geldorp
   7  */
   8
   9 #include <win32k.h>
  10
  11 #define NDEBUG
  12 #include <debug.h>
  13
  14 /*
  15  * @implemented
  16  */
  17 VOID APIENTRY
  18 EngQueryPerformanceFrequency(LONGLONG *Frequency)
  19 {
  20     LARGE_INTEGER Freq;
  21
  22     KeQueryPerformanceCounter(&Freq);
  23     *Frequency = Freq.QuadPart;
  24 }
  25
  26 /*
  27  * @implemented
  28  */
  29 VOID APIENTRY
  30 EngQueryPerformanceCounter(LONGLONG *Count)
  31 {
  32     LARGE_INTEGER PerfCount;
  33
  34     PerfCount = KeQueryPerformanceCounter(NULL);
  35     *Count = PerfCount.QuadPart;
  36 }