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62 lines
1.3 KiB
C
62 lines
1.3 KiB
C
/*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT: ReactOS Win32 Base API
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* FILE: dll/win32/kernel32/client/perfcnt.c
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* PURPOSE: Performance Counter
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* PROGRAMMER: Eric Kohl
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*/
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/* INCLUDES *******************************************************************/
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#include <k32.h>
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#define NDEBUG
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#include <debug.h>
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/* FUNCTIONS ******************************************************************/
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/*
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* @implemented
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*/
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BOOL
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WINAPI
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QueryPerformanceCounter(OUT PLARGE_INTEGER lpPerformanceCount)
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{
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LARGE_INTEGER Frequency;
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NTSTATUS Status;
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Status = NtQueryPerformanceCounter(lpPerformanceCount, &Frequency);
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if (Frequency.QuadPart == 0) Status = STATUS_NOT_IMPLEMENTED;
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if (!NT_SUCCESS(Status))
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{
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BaseSetLastNTError(Status);
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return FALSE;
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}
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return TRUE;
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}
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/*
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* @implemented
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*/
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BOOL
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WINAPI
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QueryPerformanceFrequency(OUT PLARGE_INTEGER lpFrequency)
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{
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LARGE_INTEGER Count;
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NTSTATUS Status;
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Status = NtQueryPerformanceCounter(&Count, lpFrequency);
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if (lpFrequency->QuadPart == 0) Status = STATUS_NOT_IMPLEMENTED;
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if (!NT_SUCCESS(Status))
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{
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BaseSetLastNTError(Status);
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return FALSE;
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}
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return TRUE;
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}
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/* EOF */
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