devHistogramSoft.c

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/*************************************************************************\
* Copyright (c) 2002 The University of Chicago, as Operator of Argonne
*     National Laboratory.
* Copyright (c) 2002 The Regents of the University of California, as
*     Operator of Los Alamos National Laboratory.
* EPICS BASE Versions 3.13.7
* and higher are distributed subject to a Software License Agreement found
* in file LICENSE that is included with this distribution.
\*************************************************************************/
/* devHistogramSoft.c */
/*
 *      Author:     Janet Anderson
 *      Date:       07/02/91
 */
#include <stdlib.h>
#include <stdio.h>
#include <string.h>

#include "alarm.h"
#include "cvtTable.h"
#include "dbDefs.h"
#include "dbAccess.h"
#include "recGbl.h"
#include "recSup.h"
#include "devSup.h"
#include "link.h"
#include "histogramRecord.h"
#include "epicsExport.h"

/* Create the dset for devHistogramSoft */
static long init_record(dbCommon *pcommon);
static long read_histogram(histogramRecord *prec);

histogramdset devHistogramSoft = {
    {6, NULL, NULL, init_record, NULL},
    read_histogram, NULL
};
epicsExportAddress(dset, devHistogramSoft);

static long init_record(dbCommon *pcommon)
{
    histogramRecord *prec = (histogramRecord *)pcommon;

    if (recGblInitConstantLink(&prec->svl,DBF_DOUBLE,&prec->sgnl))
        prec->udf = FALSE;

    return 0;
}

static long read_histogram(histogramRecord *prec)
{
    dbGetLink(&prec->svl, DBR_DOUBLE, &prec->sgnl, 0, 0);
    return 0; /*add count*/
}