PERFUTIL.H

/*++ BUILD Version: 0001    // Increment this if a change has global effects 
 
Copyright 1995 - 1998 Microsoft Corporation 
 
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 
 
Author: 
 
    Bob Watson  28-Jul-1995 
 
Revision History: 
 
 
--*/ 
#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_