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hdf5/pablo/PabloHDF_SDDF.c
Quincey Koziol d895bd8464 [svn-r6276] Purpose: 
Code cleanup

Description:
    Check in some Pablo fixes I've had floating around for quite some time.
2003-01-13 13:54:30 -05:00

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/*
* This file is an extension to NCSA HDF to enable the use of the
* Pablo trace library.
*
* Developed by: The TAPESTRY Parallel Computing Laboratory
* University of Illinois at Urbana-Champaign
* Department of Computer Science
* 1304 W. Springfield Avenue
* Urbana, IL 61801
*
* Copyright (c) 1995
* The University of Illinois Board of Trustees.
* All Rights Reserved.
*
* PABLO is a registered trademark of
* The Board of Trustees of the University of Illinois
* registered in the U.S. Patent and Trademark Office.
*
* Author: George Xin Zhou (xzhou@cs.uiuc.edu)
* Contributing Author: Jonathan M. Reid (jreid@cs.uiuc.edu)
*
* Project Manager and Principal Investigator:
* Daniel A. Reed (reed@cs.uiuc.edu)
*
* Funded by: National Aeronautics and Space Administration under NASA
* Contracts NAG-1-613 and USRA 5555-22 and by the Advanced Research
* Projects Agency under ARPA contracts DAVT63-91-C-0029 and
* DABT63-93-C-0040.
*
*/
/*======================================================================*
// File: PabloHDF_SDDF.c *
// Purpose: support use of Pablo trace library to analyze HDF *
// performance *
// Contents: *
// HDFinitTrace_SDDF: initialize SDDF tracing *
// HDFendTrace_SDDF: end SDDF tracing *
// startHDFtraceEvent: record start of HDF procedure *
// endHDFtraceEvent: record end of HDF proc *
// preInitHDFProcTrace: called by HDFinitTrace_SDDF to set up SDDF *
// interface function calls *
// initHDFProcTrace: called by HDFinitTrace_SDDF to initialize data *
// structures used in tracing HDF procedures. *
// writeHDFProcRecordDescriptors: *
// generates the record descriptors for the HDF *
// procedure entry/exit event families. *
// HDFprocEventRecord: generates trace records for events which are *
// to produce procedure entry or exit event family *
// trace records. *
// findHDFProcEvent: retruns procedure entry/exit index *
// _hdfTraceEntryDescriptor: *
// Generate a SDDF binary format record descriptor *
// for HDF procedure entries *
// _hdfTraceExitDescriptor: *
// Generate a SDDF binary format record descriptor *
// for the HDF procedure exits *
//======================================================================*/
#ifndef PCF_BUILD
#include <stdio.h>
#include "H5config.h"
#undef H5_HAVE_PABLO
#include "H5private.h"
#define H5_HAVE_PABLO
#include "ProcIDs.h"
#include "SystemDepend.h"
#include "SDDFparam.h"
#include "TraceParam.h"
#include "Trace.h"
#include "IOTrace.h"
#include "HDFTrace.h"
void HDFendTrace_SDDF(void);
void startHDFtraceEvent(int eventID);
void endHDFtraceEvent(int , int , char *, int );
int preInitHDFProcTrace( void );
int initHDFProcTrace( int , int * );
int writeHDFProcRecordDescriptors( void );
int findHDFProcEvent( int ) ;
TR_RECORD *HDFprocEventRecord( int, TR_EVENT *, CLOCK, HDFsetInfo *, unsigned );
TR_RECORD *miscEventRecord( int , TR_EVENT *, CLOCK, void *, unsigned );
void _hdfMiscDescriptor( void );
void _hdfProcNameDescriptor( void );
/*int setEventRecordFunction( int, void *(*)() );*/
int setEventRecordFunction( int, TR_RECORD *(*)() );
void HDFtraceIOEvent( int, void *, unsigned );
void initIOTrace( void );
void enableIOdetail( void );
void disableLifetimeSummaries( void );
void disableTimeWindowSummaries( void );
void disableFileRegionSummaries( void );
void _hdfTraceDescriptor( char *, char *, int );
void createHDFTraceDescriptor( int );
void HDFfinalTimeStamp( void );
#define PABLO 1
/* on the ipsc/860 we don't include unistd.h */
#ifndef __NX
#include <unistd.h>
#endif
#define returnRecord(x) return x;
#ifdef H5_HAVE_MPIOTRACE
int initMPIOTrace( char *, int );
void endMPIOTrace( void ) ;
#else
void endMPIOTrace( void ) {return;}
#endif
extern char *hdfRecordPointer;
extern char HDFprocNames[][40];
/*======================================================================*
// Prototypes of functions in this file. *
//======================================================================*/
void HDFinitTrace_SDDF( char * );
/*======================================================================*
// Each procedure being traced has associated with it a distinct pair *
// of entry and exit event IDs. This code maintains a vector of such *
// matchings which permits the ready identification of an event ID as *
// being either an entry event or an exit event and for which procedure.*
//======================================================================*/
typedef struct procEventMatch {
int entryID; /* procedure entry event ID */
int exitID; /* procedure exit event ID */
} PROC_EVENTS;
static PROC_EVENTS *procEvents = /* array of event ID pairs */
(PROC_EVENTS *) 0;
/*======================================================================*
// For each procedure being traced this code maintains a stack of *
// procedure entry times. Each procedure entry event causes the *
// corresponding procedure's stack to be pushed, each procedure exit *
// event causes the corresponding procedure's stack to be popped, and *
// from the difference in time between entry and exit the procedure *
// duration may be calculated in a very straightforward subtraction. *
// The above procedure entry-exit event ID matching is used to map *
// events to their corresponding procedures. In addition, the *
// cumulative total of these procedure durations is maintained for all *
// traced subprocedures of each traced procedure. That is, when a *
// traced procedure exits, it increases this duration sum for its most *
// immediate traced ancestor procedure. By subtracting this *
// subprocedure duration sum from the traced procedure's inclusive *
// duration, we arrive at the exclusive duration of the procedure. *
//======================================================================*/
typedef struct procEntryTime {
CLOCK entryTime; /* when proc entered */
CLOCK subProcTime; /* subproc duration */
struct procEntryTime *nextTime; /* stack pointer down */
struct procEntryTime *ancestorProc; /* traced ancestor */
} PROC_ENTRY;
/*
static PROC_ENTRY **procEntryStack =*/ /* array of pointers to */
/* (PROC_ENTRY **) 0;*/ /* stack top elements */
/*======================================================================*
// Define data structure types for procedure entry and exit trace *
// records, similarly to record data structures in Trace.h *
//======================================================================*/
/*======================================================================*
// TraceRecord Data packets: *
//======================================================================*/
struct procTraceRecordData {
int packetLength; /* bytes in packet */
int packetType; /* == PKT_DATA */
int packetTag; /* FAMILY_PROCEXIT | RECORD_TRACE */
int eventID; /* ID of corresponding event */
double seconds; /* floating-point timestamp */
long setID; /* index of file | Data Set accessed */
int nodeNumber; /* occurred on which node */
int nameLen; /* Length of file or data set name */
/* name comes next, but no space is allocated */
};
#define procTraceRecLen 6*sizeof(int) + sizeof(double) +sizeof(long)
/*======================================================================*
// misc Record Data packets: *
//======================================================================*/
struct miscTraceRecordData
{
int packetLength; /* bytes in packet */
int packetType; /* == PKT_DATA */
int packetTag; /* FAMILY_MISC | RECORD_TRACE */
int eventID; /* ID of corresponding event */
double seconds; /* floating-point timestamp */
double duration; /* floating-point operation duration */
unsigned long bytes; /* number of bytes requested */
int nodeNumber; /* occurred on which node */
};
#define miscTraceLen 5*sizeof(int) + 2*sizeof(double) +sizeof(long)
/*======================================================================*
// The procEntries array specifies the event IDs of procedure entry *
// events. *
//======================================================================*/
int procEntries[] =
{
0, 0, 0, 0, 0,
#include "HDFidList.h"
ID_HDF_Last_Entry
};
/*======================================================================*
// The procEntryCalled array indicates whether or not a procedure entry *
// was called. *
//======================================================================*/
int *procEntryCalled;
/*=======================================================================
// NAME *
// HDFinitTrace_SDDF -- initalize HDF tracing with SDDF records *
// USAGE *
// HDFinitTrace_SDDF( traceFileName ) *
// PARAMETERS *
// char *traceFileName -- name of trace file to hold output *
// RETURNS *
// None *
//======================================================================*/
void HDFinitTrace_SDDF( char *traceFileName )
{
/*====================================================================
// set traceFileName and set IO tracing switches. If MPIO *
// tracing is available, MPIO tracing will also be initialized. *
//===================================================================*/
#ifdef H5_HAVE_MPIOTRACE
int myNode;
char *buff;
/*====================================================================
// in the parallel case, initialize MPI-IO tracing. This *
// will initialize the traceFileName and set the I/O tracing *
// switches. *
//===================================================================*/
/*====================================================================
// MPIO Tracing is supported in the Pablo Library. Let the *
// MPIO initialization be performed and handle the naming of *
// trace files. *
//===================================================================*/
initMPIOTrace( traceFileName, SUPPRESS_MPIO_TRACE );
MPI_Comm_rank( MPI_COMM_WORLD, &myNode );
setTraceProcessorNumber( myNode );
#else
initIOTraceMP( traceFileName, RUNTIME_TRACE );
#endif
/*====================================================================
// complete HDF initiailization. *
//===================================================================*/
preInitHDFProcTrace();
initHDFProcTrace( sizeof(procEntries)/sizeof(int), procEntries );
}
/*=======================================================================
// NAME *
// HDFendTrace_SDDF -- end HDF tracing *
// USAGE *
// HDFendTrace_SDDF() *
// RETURNS *
// None. *
//======================================================================*/
void HDFendTrace_SDDF()
{
HDFfinalTimeStamp();
#ifdef H5_HAVE_MPIORACE
/*====================================================================
// termintate MPI-IO tracing in the parallel case. This *
// will terminate the I/O tracing and close tracing as well. *
//===================================================================*/
endMPIOTrace();
#else
/*====================================================================
// terminate tracing *
//===================================================================*/
endIOTrace();
endTracing();
#endif
}
/*=======================================================================
// NAME *
// initHDFProcTrace: *
// This function initializes data structures specific to *
// the procedure entry/exit tracing extensions of the Pablo *
// instrumentation library. The argument numProcs specifies *
// how many procedures are to be traced. The argument procEntryID *
// is a vector specifying the event IDs to be use as entry events *
// for each of the procedures. The negative value is used for *
// the exit event ID. *
// USAGE *
// result = initHDFProcTrace(numProcs,procEntryID) *
// PARAMETERS *
// int numProcs -- number of Procedures to be initialized *
// int *procEntryID -- array of id entry codes for these procedures *
// RETURNS *
// SUCCESS or FAILURE *
//======================================================================*/
int initHDFProcTrace( int numProcs, int *procEntryID )
{
int procIndex;
int IX;
int ID;
if (( numProcs <= 0 ) || ( procEntryID == (int *) 0 ) )
{
return FAILURE;
}
/*====================================================================
// Allocate space to store a copy of the procedure entry-exit *
// event ID matchings and also the procedure entry stacks. *
//===================================================================*/
procEvents = (PROC_EVENTS *)TRgetBuffer((numProcs+4)*sizeof(PROC_EVENTS));
if ( procEvents == (PROC_EVENTS *) 0 )
{
TRfailure( "cannot allocate procedure events matching" );
}
procEntryCalled = ( int *)malloc( numProcs*sizeof(int) );
if ( procEvents == NULL )
{
TRfailure( "cannot allocate procedure Called indicators" );
}
/*====================================================================
// Initialize the procedure events matching from the arguments *
// passed. Configure the trace record-generating function for *
// these events. Initialize the flags indicating whether or *
// not the procedure was called. *
//===================================================================*/
for ( procIndex = 0; procIndex < numProcs; procIndex++ )
{
IX = procEntryID[ procIndex ];
ID = HDFIXtoEventID( IX );
procEvents[ procIndex ].entryID = ID;
procEvents[ procIndex ].exitID = -ID;
setEventRecordFunction( ID, HDFprocEventRecord );
setEventRecordFunction( -ID, HDFprocEventRecord );
procEntryCalled[ procIndex ] = 0;
}
/*====================================================================
// Initialize the procedure events for malloc. *
// Configure the trace record-generating function for this *
// event. *
//===================================================================*/
procEvents[ numProcs ].entryID = ID_malloc;
procEvents[ numProcs ].exitID = -ID_malloc;
setEventRecordFunction( ID_malloc, miscEventRecord );
setEventRecordFunction( -ID_malloc, miscEventRecord );
procEvents[ numProcs+1 ].entryID = ID_free;
procEvents[ numProcs+1 ].exitID = -ID_free;
setEventRecordFunction( ID_free, miscEventRecord );
setEventRecordFunction( -ID_free, miscEventRecord );
return SUCCESS;
}
/*=======================================================================
// NAME *
// preInitHDFProcTrace: *
// This function calls the trace library interface function *
// setRecordDescriptor, which records the address of the *
// procedure that generates the record descriptors for the *
// procedure trace event families. It is automatically *
// invoked by HDFinitTrace_SDDF. *
// USAGE *
// result = preInitHDFProcTrace(); *
// RESULT *
// SUCCESS or FAILURE *
/=======================================================================*/
int preInitHDFProcTrace( void )
{
static int preInitDone = FALSE;
if ( preInitDone == TRUE )
{
return SUCCESS;
}
/*====================================================================
// Give the instrumentation library a pointer to the functions *
// in which we output the specialized record descriptors for *
// procedure entry/exit. *
//===================================================================*/
setRecordDescriptor( writeHDFProcRecordDescriptors );
preInitDone = TRUE;
return SUCCESS;
}
/*=======================================================================
// NAME *
// writeHDFProcRecordDescriptors: *
// This function generates the record descriptors for the HDF *
// procedure entry/exit event families. It will be invoked *
// by the instrumentation library initialization routines. *
// Patterned after instrumentation library internal function *
// writeRecordDescriptors. *
// USAGE *
// result = writeHDFProcRecordDescriptors(); *
// RESULT *
// SUCCESS *
/=======================================================================*/
int writeHDFProcRecordDescriptors( void )
{
#ifdef PABLODEBUG
fprintf( debugFile, "writeHDFProcRecordDescriptors\n" );
fflush( debugFile );
#endif /* PABLODEBUG */
_hdfMiscDescriptor();
#ifdef PABLODEBUG
fprintf( debugFile, "writeHDFProcRecordDescriptors done\n" );
fflush( debugFile );
#endif /* PABLODEBUG */
return SUCCESS;
}
/*=======================================================================
// NAME *
// HDFprocEventRecord: *
// This function generates trace records for events which are *
// to produce procedure entry or exit event family trace records. *
// Patterned after the instrumentation library internal functions *
// externalEventRecord and sddfRecord. *
// USAGE *
// REC = HDFprocEventRecord( recordType, eventPointer, timeStamp, *
// dataPointer, dataLength) *
// PARAMETERS *
// int recordType -- type of event record *
// TR_EVENT eventPointer -- pointer to event data structure *
// CLOCK timeStamp -- time event is recorded *
// HDFsetInfo dataPointer -- information about HDF data set accessed *
// unsigned dataLength -- dummy for compatability *
// RETURNS *
// pointer to trace record for this event *
//======================================================================*/
TR_RECORD *
HDFprocEventRecord( int recordType,
TR_EVENT *eventPointer,
CLOCK timeStamp,
HDFsetInfo *dataPointer,
unsigned dataLength )
{
static TR_RECORD traceRecord;
static void *recordBuffer = NULL;
static int bufferLength = 0;
struct procTraceRecordData *TraceRecordHeader;
int procIndex;
int recordFamily;
char *namePtr;
#ifdef PABLODEBUG
fprintf( debugFile, "HDFprocEventRecord\n" );
fflush( debugFile );
#endif /* PABLODEBUG */
/*==============================================================*
// Find the index in the tables for the procedure corresponding *
// to this eventID. *
//==============================================================*/
procIndex = findHDFProcEvent( eventPointer->eventID );
if ( procIndex < 0 )
{
return nullRecordFunction( recordType, eventPointer,
timeStamp, (char *)dataPointer, dataLength );
}
/*===================================================================*
// Produce a packet for the name of the procedure if one has *
// not already been produced. *
//===================================================================*/
if ( procEntryCalled[procIndex] == 0 ) {
createHDFTraceDescriptor( procIndex );
procEntryCalled[procIndex] = 1;
}
/*===================================================================*
// Determine whether this is a procedure entry or a procedure *
// exit family event by lookup in the procedure event ID *
// matching. *
//===================================================================*/
recordFamily = HDF_FAMILY + ( procIndex + 1)*8;
/*===================================================================*
// The time stamp stored in the event descriptor will be used *
// unless one is specified in the timeStamp parameter. *
//===================================================================*/
if ( clockCompare( timeStamp, noSuchClock ) == 0 ) {
timeStamp = eventPointer->eventLast;
}
/*===================================================================*
// Determine how many bytes of storage will be needed for the *
// contents of the trace record. *
//===================================================================*/
traceRecord.recordLength = sizeof *TraceRecordHeader;
if ( dataPointer != NULL && dataPointer->setName != NULL )
{
traceRecord.recordLength += strlen( dataPointer->setName );
}
/*===================================================================*
// If there is a previously-allocated buffer and its size will *
// hold this record, re-use the buffer. Otherwise, deallocate *
// the buffer (if allocated) and allocate a bigger one. *
//===================================================================*/
if ( bufferLength < traceRecord.recordLength )
{
if ( recordBuffer != NULL )
{
TRfreeBuffer( recordBuffer );
}
recordBuffer = (char *)TRgetBuffer( traceRecord.recordLength );
if ( recordBuffer == NULL )
{
TRfailure( "cannot allocate storage for trace record" );
}
bufferLength = traceRecord.recordLength;
}
traceRecord.recordContents = recordBuffer;
/*===================================================================*
// Load the trace record fields into the allocated buffer *
//===================================================================*/
TraceRecordHeader = (struct procTraceRecordData *)recordBuffer;
TraceRecordHeader->packetLength = traceRecord.recordLength;
TraceRecordHeader->packetType = PKT_DATA;
TraceRecordHeader->packetTag = recordFamily | recordType;
TraceRecordHeader->seconds = clockToSeconds( timeStamp );
TraceRecordHeader->eventID = eventPointer->eventID;
TraceRecordHeader->nodeNumber = TRgetNode();
if ( dataPointer != 0 )
{
TraceRecordHeader->setID = dataPointer->setID;
if (dataPointer->setName != NULL )
{
TraceRecordHeader->nameLen = (int)strlen( dataPointer->setName );
/*==============================================================*
// copy name directly into the end of the buffer. *
//==============================================================*/
namePtr = (char *)TraceRecordHeader + procTraceRecLen;
memcpy(namePtr, dataPointer->setName, TraceRecordHeader->nameLen);
}
else
{
TraceRecordHeader->nameLen = 0;
}
}
else
{
TraceRecordHeader->setID = 0;
TraceRecordHeader->nameLen = 0;
}
#ifdef PABLODEBUG
fprintf( debugFile, "HDFprocEventRecord done\n" );
fflush( debugFile );
#endif /* PABLODEBUG */
returnRecord(&traceRecord);
}
/*======================================================================*
// Internal Routine: miscEventRecord *
// Called for misc start and end events. *
//======================================================================*/
TR_RECORD *miscEventRecord( int recordType,
TR_EVENT *eventPointer,
CLOCK timeStamp,
void *dataPointer,
unsigned dataLength )
{
static TR_RECORD traceRecord;
static struct miscTraceRecordData miscRecord;
static int initialized = FALSE;
int eventID;
if ( clockCompare( timeStamp, noSuchClock ) == 0 )
{
timeStamp = eventPointer->eventLast;
}
eventID = eventPointer->eventID;
if ( ! initialized )
{
miscRecord.packetLength = sizeof( miscRecord );
miscRecord.packetType = PKT_DATA;
miscRecord.packetTag = FAMILY_MISC | RECORD_TRACE;
miscRecord.nodeNumber = traceProcessorNumber;
traceRecord.recordLength = miscRecord.packetLength;
traceRecord.recordContents = (char *) &miscRecord;
initialized = TRUE;
}
switch ( eventID )
{
case ID_malloc:
case ID_free:
miscRecord.seconds = clockToSeconds( timeStamp ) ;
miscRecord.eventID = eventID ;
break;
case -ID_malloc:
case -ID_free:
miscRecord.bytes = *(int *)dataPointer;
miscRecord.duration = clockToSeconds( timeStamp)
- miscRecord.seconds;
return &traceRecord; /* generate trace record */
default:
fprintf( stderr, "miscEventRecord: unknown eventID %d\n", eventID );
break;
}
/*===================================================================*
// If we get here then no trace record generated. Normally we *
// should get here if this is an entry call. *
//===================================================================*/
return( nullRecordFunction( recordType, eventPointer, timeStamp,
dataPointer, dataLength ) );
}
/*======================================================================*
// NAME *
// findHDFProcEvent: *
// Search the procedure entry/exit event ID matching data *
// structure for an event ID (either entry or exit) which is *
// the same as the argument eventID. If found, return the *
// index from that table, which will be between 0 and *
// numberProcedures - 1, inclusive. If not found, return -1; *
// USAGE *
// index = findHDFProcEvent *
// RETURNS *
// index of the procedure corresponding to this ID *
//======================================================================*/
int findHDFProcEvent( int eventID )
{
int procIndex;
#ifdef PABLODEBUG
fprintf( debugFile, "findHDFProcEvent\n" );
fflush( debugFile );
#endif /* PABLODEBUG */
if ( isBeginHDFEvent(eventID) )
{
procIndex = eventID - BEGIN_HDF;
}
else if ( isEndHDFEvent( eventID ) )
{
procIndex = -eventID - BEGIN_HDF;
}
else
{
procIndex = -1 ;
}
return procIndex;
}
void createHDFTraceDescriptor( int Inx )
{
char BUF1[256];
char BUF2[256] ;
int FAMILY;
strcpy( BUF2, "HDF ");
strcat( BUF2, HDFprocNames[Inx] );
strcat( BUF2, " Procedure");
strcpy( BUF1, BUF2 );
strcat( BUF1, " Trace");
FAMILY = HDF_FAMILY + (Inx + 1)*8;
_hdfTraceDescriptor( BUF1, BUF2, FAMILY );
}
/*======================================================================*
// NAME *
// _hdfTraceDescriptor *
// Generate a SDDF binary format record descriptor for the *
// full trace class of events in the HDF procedure entry *
// USAGE *
// _hdfTraceDescriptro( recordName, recordDescription, recordFamily ) *
// RETURNS *
// void *
//======================================================================*/
void _hdfTraceDescriptor( char *recordName,
char *recordDescription,
int recordFamily )
{
static char recordBuffer[ 4096 ];
int recordLength;
hdfRecordPointer = recordBuffer;
/*====================================================================
// Allow space at the beginning of the record for the packet *
//length which will be computed after the packet is complete. *
//===================================================================*/
sddfWriteInteger( &hdfRecordPointer, 0 );
/*====================================================================
// The record type, tag, and name *
//===================================================================*/
sddfWriteInteger( &hdfRecordPointer, PKT_DESCRIPTOR );
sddfWriteInteger( &hdfRecordPointer, ( recordFamily | RECORD_TRACE ) );
sddfWriteString( &hdfRecordPointer, recordName );
/*====================================================================
// The record attribute count and string pair *
//===================================================================*/
sddfWriteInteger( &hdfRecordPointer, 1 );
sddfWriteString( &hdfRecordPointer, "description" );
sddfWriteString( &hdfRecordPointer, recordDescription );
/*===================================================================*
// The record field count *
//===================================================================*/
sddfWriteInteger( &hdfRecordPointer, 5);
/*===================================================================*
// Create fields *
//===================================================================*/
WRITE_HDF_FIELD( "Event Identifier",
"Event ID",
"Event Identifier Number",
INTEGER,
0 );
WRITE_HDF_FIELD( "Seconds",
"Seconds",
"Floating Point Timestamp",
DOUBLE,
0 );
WRITE_HDF_FIELD2( "HDF ID",
"HDF ID",
"File, Data Set or Dim Identifier number",
"0",
"No HDF ID specified",
LONG,
0 );
WRITE_HDF_FIELD( "Processor Number",
"Node",
"Processor number",
INTEGER,
0 );
WRITE_HDF_FIELD( "HDF Name",
"HDF Name",
"Name of File, Data Set or Dim",
CHARACTER,
1 );
recordLength = (int)(hdfRecordPointer - recordBuffer);
hdfRecordPointer = recordBuffer;
sddfWriteInteger( &hdfRecordPointer, recordLength );
putBytes( recordBuffer, (unsigned) recordLength );
}
/*======================================================================*
// NAME *
// _hdfMiscDescriptor *
// Generate a SDDF binary format record descriptor for the *
// misc procedure *
// USAGE *
// _hdfMiscDescriptor() *
// RETURNS *
// void *
//======================================================================*/
void _hdfMiscDescriptor( void )
{
static char recordBuffer[ 4096 ];
int recordLength;
#ifdef PABLODEBUG
fprintf( debugFile, "_hdfMiscDescriptor entered\n" );
fflush( debugFile );
#endif /* PABLODEBUG */
hdfRecordPointer = recordBuffer;
/*===================================================================*
// Allow space at the beginning of the record for the packet *
//length which will be computed after the packet is complete. *
//===================================================================*/
sddfWriteInteger( &hdfRecordPointer, 0 );
/*===================================================================*
// The record type, tag, and name *
//===================================================================*/
sddfWriteInteger( &hdfRecordPointer, PKT_DESCRIPTOR );
sddfWriteInteger( &hdfRecordPointer, ( FAMILY_MISC | RECORD_TRACE ) );
sddfWriteString( &hdfRecordPointer, "Misc Trace" );
/*===================================================================*
// The record attribute count and string pair *
//===================================================================*/
sddfWriteInteger( &hdfRecordPointer, 1 );
sddfWriteString( &hdfRecordPointer, "description" );
sddfWriteString( &hdfRecordPointer, "Misc Trace Record" );
/*===================================================================*
// The record field count *
//===================================================================*/
sddfWriteInteger( &hdfRecordPointer, 5);
/*===================================================================*
// Create fields *
//===================================================================*/
WRITE_HDF_FIELD( "Event Identifier",
"Event ID",
"Event Identifier Number",
INTEGER,
0 );
WRITE_HDF_FIELD( "Seconds",
"Seconds",
"Floating Point Timestamp",
DOUBLE,
0 );
WRITE_HDF_FIELD( "Duration",
"Duration",
"Operation Duration",
DOUBLE,
0 );
WRITE_HDF_FIELD( "Bytes",
"Bytes",
"Bytes Requested",
LONG,
0 );
WRITE_HDF_FIELD( "Processor Number",
"Node",
"Processor number",
INTEGER,
0 );
recordLength = (int)(hdfRecordPointer - recordBuffer);
hdfRecordPointer = recordBuffer;
sddfWriteInteger( &hdfRecordPointer, recordLength );
putBytes( recordBuffer, (unsigned) recordLength );
}
#endif /* PCF_BUILD */
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