66 lines
1.8 KiB
C
66 lines
1.8 KiB
C
/*************************************************************************\
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* Copyright (c) 2008 UChicago Argonne LLC, as Operator of Argonne
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* National Laboratory.
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* Copyright (c) 2002 The Regents of the University of California, as
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* Operator of Los Alamos National Laboratory.
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* EPICS BASE is distributed subject to a Software License Agreement found
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* in file LICENSE that is included with this distribution.
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\*************************************************************************/
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/* devCalcoutSoftCallback.c */
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/*
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* Author: Marty Kraimer
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* Date: 05DEC2003
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*/
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#define EPICS_DBCA_PRIVATE_API
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#include "alarm.h"
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#include "dbDefs.h"
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#include "dbAccess.h"
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#include "recGbl.h"
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#include "recSup.h"
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#include "devSup.h"
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#include "link.h"
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#include "special.h"
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#include "postfix.h"
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#include "calcoutRecord.h"
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#include "epicsExport.h"
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static long write_calcout(calcoutRecord *prec);
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struct {
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long number;
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DEVSUPFUN report;
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DEVSUPFUN init;
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DEVSUPFUN init_record;
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DEVSUPFUN get_ioint_info;
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DEVSUPFUN write;
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} devCalcoutSoftCallback = {
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5, NULL, NULL, NULL, NULL, write_calcout
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};
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epicsExportAddress(dset, devCalcoutSoftCallback);
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static long write_calcout(calcoutRecord *prec)
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{
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struct link *plink = &prec->out;
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long status;
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if (prec->pact) return 0;
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if (plink->type != CA_LINK || strcmp(plink->value.pv_link.backend,"ca")!=0) {
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status = dbPutLink(plink, DBR_DOUBLE, &prec->oval, 1);
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return status;
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}
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status = dbCaPutLinkCallback(plink, DBR_DOUBLE, &prec->oval, 1,
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dbCaCallbackProcess, plink);
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if (status) {
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recGblSetSevr(prec, LINK_ALARM, INVALID_ALARM);
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return status;
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}
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prec->pact = TRUE;
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return 0;
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}
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