DATAGEN.H

/*++  
 
Copyright (c) 1995-6 Microsoft Corporation 
 
Module Name: 
 
      DATAGEN.h 
 
Abstract: 
 
    Header file for the signal generator performance counters. 
 
    This file contains definitions to construct the dynamic data 
    which is returned by the Configuration Registry.  Data from 
    various system API calls is placed into the structures shown 
    here. 
 
Author: 
 
    Bob Watson  28-Jul-1995 
 
Revision History: 
 
 
--*/ 
 
#ifndef _DATAGEN_H_ 
#define _DATAGEN_H_ 
  
// 
//  insure packing is done to the 8 byte align longlong data values. This 
//  will eliminate alignment faults on RISC platforms. The fields can be  
//  manually arranged to minimize or eliminate wasted space if necessary. 
// 
#pragma pack (8) 
 
// 
//  Extensible Object definitions 
// 
 
//  Update the following sort of define when adding an object type. 
 
#define SIGGEN_NUM_PERF_OBJECT_TYPES 1 
 
//---------------------------------------------------------------------------- 
 
// 
//  Perf Gen Resource object type counter definitions. 
// 
//  This is the counter structure presently returned by the generator 
// 
 
typedef struct _SIGGEN_DATA_DEFINITION { 
    PERF_OBJECT_TYPESigGenObjectType; 
    PERF_COUNTER_DEFINITIONSineWaveDef; 
    PERF_COUNTER_DEFINITIONTriangleWaveDef; 
    PERF_COUNTER_DEFINITIONSquareWaveDef; 
    PERF_COUNTER_DEFINITION ConstantValueDef; 
} SIGGEN_DATA_DEFINITION; 
 
// 
// This is the block of data that corresponds to each instance of the  
// object. This structure will immediately follow the instance definition 
// data structure 
// 
 
typedef struct _SIGGEN_COUNTER { 
    PERF_COUNTER_BLOCK      CounterBlock; 
    DWORD                   dwSineWaveValue; 
    DWORD                   dwTriangleWaveValue; 
    DWORD                   dwSquareWaveValue; 
    DWORD                   dwConstantValue; 
} SIGGEN_COUNTER, *PSIGGEN_COUNTER; 
 
#pragma pack () 
 
#endif //_DATAGEN_H_