include/pdh.h

   1 /*
   2  * Performance Data Helper
   3  *
   4  * Copyright 2007 Hans Leidekker
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #ifndef _PDH_H_
  22 #define _PDH_H_
  23
  24 #ifdef __WINESRC__
  25 # include <windef.h>
  26 #else
  27 # include <windows.h>
  28 #endif
  29 #include <winperf.h>
  30
  31 #ifdef __cplusplus
  32 extern "C" {
  33 #endif
  34
  35 typedef LONG   PDH_STATUS;
  36 typedef HANDLE PDH_HQUERY;
  37 typedef HANDLE PDH_HCOUNTER;
  38
  39 #define PDH_MAX_SCALE 7
  40 #define PDH_MIN_SCALE (-7)
  41
  42 #define PDH_FMT_LONG        0x00000100
  43 #define PDH_FMT_DOUBLE      0x00000200
  44 #define PDH_FMT_LARGE       0x00000400
  45 #define PDH_FMT_NOSCALE     0x00001000
  46 #define PDH_FMT_1000        0x00002000
  47 #define PDH_FMT_NOCAP100    0x00008000
  48
  49 typedef struct _PDH_FMT_COUNTERVALUE
  50 {
  51     DWORD CStatus;
  52     union
  53     {
  54         LONG     longValue;
  55         double   doubleValue;
  56         LONGLONG largeValue;
  57         LPCSTR   AnsiStringValue;
  58         LPCWSTR  WideStringValue;
  59     } DUMMYUNIONNAME;
  60 } PDH_FMT_COUNTERVALUE, *PPDH_FMT_COUNTERVALUE;
  61
  62 typedef struct _PDH_RAW_COUNTER
  63 {
  64     DWORD    CStatus;
  65     FILETIME TimeStamp;
  66     LONGLONG FirstValue;
  67     LONGLONG SecondValue;
  68     DWORD    MultiCount;
  69 } PDH_RAW_COUNTER, *PPDH_RAW_COUNTER;
  70
  71 typedef struct _PDH_COUNTER_PATH_ELEMENTS_A
  72 {
  73     LPSTR szMachineName;
  74     LPSTR szObjectName;
  75     LPSTR szInstanceName;
  76     LPSTR szParentInstance;
  77     DWORD dwInstanceIndex;
  78     LPSTR szCounterName;
  79 } PDH_COUNTER_PATH_ELEMENTS_A, *PPDH_COUNTER_PATH_ELEMENTS_A;
  80
  81 typedef struct _PDH_COUNTER_PATH_ELEMENTS_W
  82 {
  83     LPWSTR szMachineName;
  84     LPWSTR szObjectName;
  85     LPWSTR szInstanceName;
  86     LPWSTR szParentInstance;
  87     DWORD  dwInstanceIndex;
  88     LPWSTR szCounterName;
  89 } PDH_COUNTER_PATH_ELEMENTS_W, *PPDH_COUNTER_PATH_ELEMENTS_W;
  90
  91 typedef struct _PDH_DATA_ITEM_PATH_ELEMENTS_A
  92 {
  93     LPSTR szMachineName;
  94     GUID  ObjectGUID;
  95     DWORD dwItemId;
  96     LPSTR szInstanceName;
  97 } PDH_DATA_ITEM_PATH_ELEMENTS_A, *PPDH_DATA_ITEM_PATH_ELEMENTS_A;
  98
  99 typedef struct _PDH_DATA_ITEM_PATH_ELEMENTS_W
 100 {
 101     LPWSTR szMachineName;
 102     GUID   ObjectGUID;
 103     DWORD  dwItemId;
 104     LPWSTR szInstanceName;
 105 } PDH_DATA_ITEM_PATH_ELEMENTS_W, *PPDH_DATA_ITEM_PATH_ELEMENTS_W;
 106
 107 typedef struct _PDH_COUNTER_INFO_A
 108 {
 109     DWORD     dwLength;
 110     DWORD     dwType;
 111     DWORD     CVersion;
 112     DWORD     CStatus;
 113     LONG      lScale;
 114     LONG      lDefaultScale;
 115     DWORD_PTR dwUserData;
 116     DWORD_PTR dwQueryUserData;
 117     LPSTR     szFullPath;
 118     union
 119     {
 120         PDH_DATA_ITEM_PATH_ELEMENTS_A DataItemPath;
 121         PDH_COUNTER_PATH_ELEMENTS_A   CounterPath;
 122         struct
 123         {
 124             LPSTR szMachineName;
 125             LPSTR szObjectName;
 126             LPSTR szInstanceName;
 127             LPSTR szParentInstance;
 128             DWORD dwInstanceIndex;
 129             LPSTR szCounterName;
 130         } DUMMYSTRUCTNAME;
 131     } DUMMYUNIONNAME;
 132     LPSTR szExplainText;
 133     DWORD DataBuffer[1];
 134 } PDH_COUNTER_INFO_A, *PPDH_COUNTER_INFO_A;
 135
 136 typedef struct _PDH_COUNTER_INFO_W
 137 {
 138     DWORD     dwLength;
 139     DWORD     dwType;
 140     DWORD     CVersion;
 141     DWORD     CStatus;
 142     LONG      lScale;
 143     LONG      lDefaultScale;
 144     DWORD_PTR dwUserData;
 145     DWORD_PTR dwQueryUserData;
 146     LPWSTR    szFullPath;
 147     union
 148     {
 149         PDH_DATA_ITEM_PATH_ELEMENTS_W DataItemPath;
 150         PDH_COUNTER_PATH_ELEMENTS_W   CounterPath;
 151         struct
 152         {
 153             LPWSTR szMachineName;
 154             LPWSTR szObjectName;
 155             LPWSTR szInstanceName;
 156             LPWSTR szParentInstance;
 157             DWORD  dwInstanceIndex;
 158             LPWSTR szCounterName;
 159         } DUMMYSTRUCTNAME;
 160     } DUMMYUNIONNAME;
 161     LPWSTR szExplainText;
 162     DWORD DataBuffer[1];
 163 } PDH_COUNTER_INFO_W, *PPDH_COUNTER_INFO_W;
 164
 165 PDH_STATUS WINAPI PdhAddCounterA(PDH_HQUERY, LPCSTR, DWORD_PTR, PDH_HCOUNTER *);
 166 PDH_STATUS WINAPI PdhAddCounterW(PDH_HQUERY, LPCWSTR, DWORD_PTR, PDH_HCOUNTER *);
 167 #define    PdhAddCounter WINELIB_NAME_AW(PdhAddCounter)
 168 PDH_STATUS WINAPI PdhCloseQuery(PDH_HQUERY);
 169 PDH_STATUS WINAPI PdhCollectQueryData(PDH_HQUERY);
 170 PDH_STATUS WINAPI PdhGetCounterInfoA(PDH_HCOUNTER, BOOLEAN, LPDWORD, PPDH_COUNTER_INFO_A);
 171 PDH_STATUS WINAPI PdhGetCounterInfoW(PDH_HCOUNTER, BOOLEAN, LPDWORD, PPDH_COUNTER_INFO_W);
 172 #define    PdhGetCounterInfo WINELIB_NAME_AW(PdhGetCounterInfo)
 173 PDH_STATUS WINAPI PdhGetCounterTimeBase(PDH_HCOUNTER, LONGLONG *);
 174 PDH_STATUS WINAPI PdhGetFormattedCounterValue(PDH_HCOUNTER, DWORD, LPDWORD, PPDH_FMT_COUNTERVALUE);
 175 PDH_STATUS WINAPI PdhGetRawCounterValue(PDH_HCOUNTER, LPDWORD, PPDH_RAW_COUNTER);
 176 PDH_STATUS WINAPI PdhOpenQueryA(LPCSTR, DWORD_PTR, PDH_HQUERY *);
 177 PDH_STATUS WINAPI PdhOpenQueryW(LPCWSTR, DWORD_PTR, PDH_HQUERY *);
 178 #define    PdhOpenQuery WINELIB_NAME_AW(PdhOpenQuery)
 179 PDH_STATUS WINAPI PdhRemoveCounter(PDH_HCOUNTER);
 180 PDH_STATUS WINAPI PdhSetCounterScaleFactor(PDH_HCOUNTER, LONG);
 181
 182 #ifdef __cplusplus
 183 }
 184 #endif
 185
 186 #endif /* _PDH_H_ */