Author: ion
Date: Sat Jul 23 18:51:32 2011
New Revision: 52818
URL: http://svn.reactos.org/svn/reactos?rev=52818&view=rev
Log:
[KERNEL32]: Simplify QueryPerformanceCounter/Frequency and bring in line with
ReactOS coding standards.
Modified:
trunk/reactos/dll/win32/kernel32/client/perfcnt.c
Modified: trunk/reactos/dll/win32/kernel32/client/perfcnt.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/dll/win32/kernel32/client/perfcnt.c?rev=52818&r1=52817&r2=52818&view=diff
==============================================================================
--- trunk/reactos/dll/win32/kernel32/client/perfcnt.c [iso-8859-1] (original)
+++ trunk/reactos/dll/win32/kernel32/client/perfcnt.c [iso-8859-1] Sat Jul 23
18:51:32 2011
@@ -1,73 +1,62 @@
-/* $Id$ */
/*
- * COPYRIGHT: See COPYING in the top level directory
- * PROJECT: ReactOS system libraries
- * FILE: lib/kernel32/misc/perfcnt.c
- * PURPOSE: Performance counter
- * PROGRAMMER: Eric Kohl
+ * COPYRIGHT: See COPYING in the top level directory
+ * PROJECT: ReactOS Win32 Base API
+ * FILE: dll/win32/kernel32/client/perfcnt.c
+ * PURPOSE: Performance Counter
+ * PROGRAMMER: Eric Kohl
*/
-/* INCLUDES *****************************************************************/
+/* INCLUDES
*******************************************************************/
#include <k32.h>
#define NDEBUG
#include <debug.h>
-
-/* FUNCTIONS ****************************************************************/
+/* FUNCTIONS
******************************************************************/
/*
* @implemented
*/
-BOOL WINAPI
-QueryPerformanceCounter(LARGE_INTEGER *lpPerformanceCount)
+BOOL
+WINAPI
+QueryPerformanceCounter(OUT PLARGE_INTEGER lpPerformanceCount)
{
- LARGE_INTEGER Frequency;
- NTSTATUS Status;
+ LARGE_INTEGER Frequency;
+ NTSTATUS Status;
- Status = NtQueryPerformanceCounter(lpPerformanceCount,
- &Frequency);
- if (!NT_SUCCESS(Status))
- {
- SetLastErrorByStatus(Status);
- return(FALSE);
- }
+ Status = NtQueryPerformanceCounter(lpPerformanceCount, &Frequency);
+ if (!Frequency.QuadPart) Status = STATUS_NOT_IMPLEMENTED;
+
+ if (!NT_SUCCESS(Status))
+ {
+ SetLastErrorByStatus(Status);
+ return FALSE;
+ }
- if (Frequency.QuadPart == 0ULL)
- {
- SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
- return(FALSE);
- }
-
- return(TRUE);
+ return TRUE;
}
-
/*
* @implemented
*/
-BOOL WINAPI
-QueryPerformanceFrequency(LARGE_INTEGER *lpFrequency)
+BOOL
+WINAPI
+QueryPerformanceFrequency(OUT PLARGE_INTEGER lpFrequency)
{
- LARGE_INTEGER Count;
- NTSTATUS Status;
+ LARGE_INTEGER Count;
+ NTSTATUS Status;
- Status = NtQueryPerformanceCounter(&Count,
- lpFrequency);
- if (!NT_SUCCESS(Status))
- {
- SetLastErrorByStatus(Status);
- return(FALSE);
- }
+ Status = NtQueryPerformanceCounter(&Count, lpFrequency);
+ if (!Count.QuadPart) Status = STATUS_NOT_IMPLEMENTED;
+
+ if (!NT_SUCCESS(Status))
+ {
+ SetLastErrorByStatus(Status);
+ return FALSE;
+ }
- if (lpFrequency->QuadPart == 0ULL)
- {
- SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
- return(FALSE);
- }
-
- return(TRUE);
+ return TRUE;
}
/* EOF */
