include/perflib.h

   1 /*
   2  * Copyright (C) 2017 Austin English
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  */
  18
  19 #ifndef _PERFLIB_H_
  20 #define _PERFLIB_H_
  21
  22 #ifdef __cplusplus
  23 extern "C" {
  24 #endif
  25
  26 typedef LPVOID (CDECL * PERF_MEM_ALLOC)(SIZE_T,LPVOID);
  27 typedef void (CDECL * PERF_MEM_FREE)(LPVOID,LPVOID);
  28 typedef ULONG (WINAPI * PERFLIBREQUEST)(ULONG,PVOID,ULONG);
  29
  30 typedef struct _PERF_COUNTERSET_INFO {
  31     GUID CounterSetGuid;
  32     GUID ProviderGuid;
  33     ULONG NumCounters;
  34     ULONG InstanceType;
  35 } PERF_COUNTERSET_INFO, * PPERF_COUNTERSET_INFO;
  36
  37 typedef struct _PERF_COUNTERSET_INSTANCE {
  38     GUID CounterSetGuid;
  39     ULONG dwSize;
  40     ULONG InstanceId;
  41     ULONG InstanceNameOffset;
  42     ULONG InstanceNameSize;
  43 } PERF_COUNTERSET_INSTANCE, * PPERF_COUNTERSET_INSTANCE;
  44
  45 typedef struct _PROVIDER_CONTEXT {
  46     DWORD ContextSize;
  47     DWORD Reserved;
  48     PERFLIBREQUEST ControlCallback;
  49     PERF_MEM_ALLOC MemAllocRoutine;
  50     PERF_MEM_FREE MemFreeRoutine;
  51     LPVOID pMemContext;
  52 } PERF_PROVIDER_CONTEXT, * PPERF_PROVIDER_CONTEXT;
  53
  54 #ifdef __cplusplus
  55 }       /* extern "C" */
  56 #endif
  57
  58 #endif /* _PERFLIB_H_ */