source/include/rpc_perfcount.h

   1 #ifndef _RPC_PERFCOUNT_H
   2 #define _RPC_PERFCOUNT_H
   3 /*
   4  *  Unix SMB/CIFS implementation.
   5  *  Virtual Windows Registry Layer
   6  *
   7  *  Copyright (C) Marcin Krzysztof Porwit    2005,
   8  *  Copyright (C) Gerald (Jerry) Carter      2005.
   9  *
  10  *  This program is free software; you can redistribute it and/or modify
  11  *  it under the terms of the GNU General Public License as published by
  12  *  the Free Software Foundation; either version 3 of the License, or
  13  *  (at your option) any later version.
  14  *
  15  *  This program is distributed in the hope that it will be useful,
  16  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  *  GNU General Public License for more details.
  19  *
  20  *  You should have received a copy of the GNU General Public License
  21  *  along with this program; if not, see <http://www.gnu.org/licenses/>.
  22  */
  23
  24 typedef struct perf_counter_definition
  25 {
  26         /* sizeof(PERF_COUNTER_DEFINITION) */
  27         uint32 ByteLength;
  28         uint32 CounterNameTitleIndex;
  29         uint32 CounterNameTitlePointer;
  30         uint32 CounterHelpTitleIndex;
  31         uint32 CounterHelpTitlePointer;
  32         uint32 DefaultScale;
  33         uint32 DetailLevel;
  34         uint32 CounterType;
  35         uint32 CounterSize;
  36         uint32 CounterOffset;
  37 }
  38 PERF_COUNTER_DEFINITION;
  39
  40 typedef struct perf_counter_block
  41 {
  42         /* Total size of the data block, including all data plus this header */
  43         uint32 ByteLength;
  44         uint8 *data;
  45 }
  46 PERF_COUNTER_BLOCK;
  47
  48 typedef struct perf_instance_definition
  49 {
  50         /* Total size of the instance definition, including the length of the terminated Name string */
  51         uint32 ByteLength;
  52         uint32 ParentObjectTitleIndex;
  53         uint32 ParentObjectTitlePointer;
  54         uint32 UniqueID;
  55         /* From the start of the PERF_INSTANCE_DEFINITION, the byte offset to the start of the Name string */
  56         uint32 NameOffset;
  57         uint32 NameLength;
  58         /* Unicode string containing the name for the instance */
  59         uint8 *data;
  60         PERF_COUNTER_BLOCK counter_data;
  61 }
  62 PERF_INSTANCE_DEFINITION;
  63
  64 typedef struct perf_object_type
  65 {
  66         /* Total size of the object block, including all PERF_INSTANCE_DEFINITIONs,
  67            PERF_COUNTER_DEFINITIONs and PERF_COUNTER_BLOCKs in bytes */
  68         uint32 TotalByteLength;
  69         /* Size of this PERF_OBJECT_TYPE plus all PERF_COUNTER_DEFINITIONs in bytes */
  70         uint32 DefinitionLength;
  71         /* Size of this PERF_OBJECT_TYPE */
  72         uint32 HeaderLength;
  73         uint32 ObjectNameTitleIndex;
  74         uint32 ObjectNameTitlePointer;
  75         uint32 ObjectHelpTitleIndex;
  76         uint32 ObjectHelpTitlePointer;
  77         uint32 DetailLevel;
  78         uint32 NumCounters;
  79         uint32 DefaultCounter;
  80         uint32 NumInstances;
  81         uint32 CodePage;
  82         uint64 PerfTime;
  83         uint64 PerfFreq;
  84         PERF_COUNTER_DEFINITION *counters;
  85         PERF_INSTANCE_DEFINITION *instances;
  86         PERF_COUNTER_BLOCK counter_data;
  87 }
  88 PERF_OBJECT_TYPE;
  89
  90 /* PerfCounter Inner Buffer structs */
  91 typedef struct perf_data_block
  92 {
  93         /* hardcoded to read "P.E.R.F" */
  94         uint16 Signature[4];
  95         uint32 LittleEndian;
  96         /* both currently hardcoded to 1 */
  97         uint32 Version;
  98         uint32 Revision;
  99         /* bytes of PERF_OBJECT_TYPE data, does NOT include the PERF_DATA_BLOCK */
 100         uint32 TotalByteLength;
 101         /* size of PERF_DATA_BLOCK including the uint8 *data */
 102         uint32 HeaderLength;
 103         /* number of PERF_OBJECT_TYPE structures encoded */
 104         uint32 NumObjectTypes;
 105         uint32 DefaultObject;
 106         SYSTEMTIME SystemTime;
 107         /* This will guarantee that we're on a 64-bit boundary before we encode
 108            PerfTime, and having it there will make my offset math much easier. */
 109         uint32 Padding;
 110         /* Now when I'm marshalling this, I'll need to call prs_align_uint64()
 111            before I start encodint the uint64 structs */
 112         /* clock rate * seconds uptime */
 113         uint64 PerfTime;
 114         /* The clock rate of the CPU */
 115         uint64 PerfFreq;
 116         /* used for high-res timers -- for now PerfTime * 10e7 */
 117         uint64 PerfTime100nSec;
 118         uint32 SystemNameLength;
 119         uint32 SystemNameOffset;
 120         /* The SystemName, in unicode, terminated */
 121         uint8* data;
 122         PERF_OBJECT_TYPE *objects;
 123 }
 124 PERF_DATA_BLOCK;
 125
 126 #endif /* _RPC_PERFCOUNT_H */