perfdata.h

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/*
 * PROJECT:     ReactOS Task Manager
 * LICENSE:     LGPL-2.1-or-later (https://spdx.org/licenses/LGPL-2.1-or-later)
 * PURPOSE:     Performance Counters
 * COPYRIGHT:   Copyright 1999-2001 Brian Palmer <brianp@reactos.org>
 *              Copyright 2014 Ismael Ferreras Morezuelas <swyterzone+ros@gmail.com>
 */
 
#pragma once
 
#define Li2Double(x) ((double)((x).HighPart) * 4.294967296E9 + (double)((x).LowPart))
 
typedef struct _PERFDATA
{
    WCHAR               ImageName[MAX_PATH + _countof(L" *32") - 1];
    HANDLE              ProcessId;
    WCHAR               UserName[MAX_PATH];
    ULONG               SessionId;
    ULONG               CPUUsage;
    LARGE_INTEGER       CPUTime;
    ULONG               WorkingSetSizeBytes;
    ULONG               PeakWorkingSetSizeBytes;
    ULONG               WorkingSetSizeDelta;
    ULONG               PageFaultCount;
    ULONG               PageFaultCountDelta;
    ULONG               VirtualMemorySizeBytes;
    ULONG               PagedPoolUsagePages;
    ULONG               NonPagedPoolUsagePages;
    ULONG               BasePriority;
    ULONG               HandleCount;
    ULONG               ThreadCount;
    ULONG               USERObjectCount;
    ULONG               GDIObjectCount;
    IO_COUNTERS         IOCounters;
 
    LARGE_INTEGER       UserTime;
    LARGE_INTEGER       KernelTime;
} PERFDATA, *PPERFDATA;
 
typedef struct _CMD_LINE_CACHE
{
    DWORD  idx;
    LPWSTR str;
    ULONG  len;
    struct _CMD_LINE_CACHE* pnext;
} CMD_LINE_CACHE, *PCMD_LINE_CACHE;
 
BOOL    PerfDataInitialize(void);
void    PerfDataUninitialize(void);
void    PerfDataRefresh(void);
 
BOOL    PerfDataGet(ULONG Index, PPERFDATA *lppData);
ULONG   PerfDataGetProcessIndex(ULONG pid);
ULONG   PerfDataGetProcessCount(void);
ULONG   PerfDataGetProcessorUsage(void);
ULONG   PerfDataGetProcessorSystemUsage(void);
 
BOOL    PerfDataGetImageName(ULONG Index, LPWSTR lpImageName, ULONG nMaxCount);
ULONG   PerfDataGetProcessId(ULONG Index);
BOOL    PerfDataGetUserName(ULONG Index, LPWSTR lpUserName, ULONG nMaxCount);
 
BOOL    PerfDataGetCommandLine(ULONG Index, LPWSTR lpCommandLine, ULONG nMaxCount);
void    PerfDataDeallocCommandLineCache();
 
ULONG   PerfDataGetSessionId(ULONG Index);
ULONG   PerfDataGetCPUUsage(ULONG Index);
LARGE_INTEGER   PerfDataGetCPUTime(ULONG Index);
ULONG   PerfDataGetWorkingSetSizeBytes(ULONG Index);
ULONG   PerfDataGetPeakWorkingSetSizeBytes(ULONG Index);
ULONG   PerfDataGetWorkingSetSizeDelta(ULONG Index);
ULONG   PerfDataGetPageFaultCount(ULONG Index);
ULONG   PerfDataGetPageFaultCountDelta(ULONG Index);
ULONG   PerfDataGetVirtualMemorySizeBytes(ULONG Index);
ULONG   PerfDataGetPagedPoolUsagePages(ULONG Index);
ULONG   PerfDataGetNonPagedPoolUsagePages(ULONG Index);
ULONG   PerfDataGetBasePriority(ULONG Index);
ULONG   PerfDataGetHandleCount(ULONG Index);
ULONG   PerfDataGetThreadCount(ULONG Index);
ULONG   PerfDataGetUSERObjectCount(ULONG Index);
ULONG   PerfDataGetGDIObjectCount(ULONG Index);
BOOL    PerfDataGetIOCounters(ULONG Index, PIO_COUNTERS pIoCounters);
 
ULONG   PerfDataGetCommitChargeTotalK(void);
ULONG   PerfDataGetCommitChargeLimitK(void);
ULONG   PerfDataGetCommitChargePeakK(void);
 
ULONG   PerfDataGetKernelMemoryTotalK(void);
ULONG   PerfDataGetKernelMemoryPagedK(void);
ULONG   PerfDataGetKernelMemoryNonPagedK(void);
 
ULONG   PerfDataGetPhysicalMemoryTotalK(void);
ULONG   PerfDataGetPhysicalMemoryAvailableK(void);
ULONG   PerfDataGetPhysicalMemorySystemCacheK(void);
 
ULONG   PerfDataGetSystemHandleCount(void);
 
ULONG   PerfDataGetTotalThreadCount(void);