perfutil.h

来自「EVC4.rar」· C头文件 代码 · 共 113 行

//
// Copyright (c) Microsoft Corporation.  All rights reserved.
//
//
// Use of this source code is subject to the terms of the Microsoft end-user
// license agreement (EULA) under which you licensed this SOFTWARE PRODUCT.
// If you did not accept the terms of the EULA, you are not authorized to use
// this source code. For a copy of the EULA, please see the LICENSE.RTF on your
// install media.
//
//**********************************************************************
// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF
// ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO
// THE IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A
// PARTICULAR PURPOSE.
//**********************************************************************

/*++

Module Name:

    perfutil.h

Abstract:

    This file supports routines used to parse and
    create Performance Monitor Data Structures.
    It actually supports Performance Object types with
    multiple instances

--*/
#ifndef _PERFUTIL_H_
#define _PERFUTIL_H_

// enable this define to log process heap data to the event log
#ifdef PROBE_HEAP_USAGE
#undef PROBE_HEAP_USAGE
#endif
//
//  Utility macro.  This is used to reserve a DWORD multiple of
//  bytes for Unicode strings embedded in the definitional data,
//  viz., object instance names.
//
#define DWORD_MULTIPLE(x) (((x+sizeof(DWORD)-1)/sizeof(DWORD))*sizeof(DWORD))

//    (assumes dword is 4 bytes long and pointer is a dword in size)
#define ALIGN_ON_DWORD(x) ((VOID *)( ((DWORD) x & 0x00000003) ? ( ((DWORD) x & 0xFFFFFFFC) + 4 ) : ( (DWORD) x ) ))

extern WCHAR  GLOBAL_STRING[];      // Global command (get all local ctrs)
extern WCHAR  FOREIGN_STRING[];           // get data from foreign computers
extern WCHAR  COSTLY_STRING[];
extern WCHAR  NULL_STRING[];

#define QUERY_GLOBAL    1
#define QUERY_ITEMS     2
#define QUERY_FOREIGN   3
#define QUERY_COSTLY    4

//
// The definition of the only routine of perfutil.c, It builds part of a
// performance data instance (PERF_INSTANCE_DEFINITION) as described in
// winperf.h
//

HANDLE MonOpenEventLog ();
VOID MonCloseEventLog ();
DWORD GetQueryType (IN LPWSTR);
BOOL IsNumberInUnicodeList (DWORD, LPWSTR);

BOOL
MonBuildInstanceDefinition(
    PERF_INSTANCE_DEFINITION *pBuffer,
    PVOID *pBufferNext,
    DWORD ParentObjectTitleIndex,
    DWORD ParentObjectInstance,
    DWORD UniqueID,
    LPWSTR Name
    );

typedef struct _LOCAL_HEAP_INFO_BLOCK {
    DWORD   AllocatedEntries;
    DWORD   AllocatedBytes;
    DWORD   FreeEntries;
    DWORD   FreeBytes;
} LOCAL_HEAP_INFO, *PLOCAL_HEAP_INFO;


//
//  Memory Probe macro
//
#ifdef PROBE_HEAP_USAGE

#define HEAP_PROBE()    { \
    DWORD   dwHeapStatus[5]; \
    NTSTATUS CallStatus; \
    dwHeapStatus[4] = __LINE__; \
    if (!(CallStatus = memprobe (dwHeapStatus, 16L, NULL))) { \
        REPORT_INFORMATION_DATA (TCP_HEAP_STATUS, LOG_DEBUG,    \
            &dwHeapStatus, sizeof(dwHeapStatus));  \
    } else {  \
        REPORT_ERROR_DATA (TCP_HEAP_STATUS_ERROR, LOG_DEBUG, \
            &CallStatus, sizeof (DWORD)); \
    } \
}

#else

#define HEAP_PROBE()    ;

#endif

#endif  //_PERFUTIL_H_