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epics-base/src/dev/softDev/devMbbiDirectSoft.c
2003-03-20 19:53:29 +00:00

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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.
\*************************************************************************/
/* devMbbiDirectSoft.c */
/* base/src/dev $Id$ */
/*
* Original Author: Bob Dalesio
* Current Author: Matthew Needes
* Date: 10-08-93
*/
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include "alarm.h"
#include "dbDefs.h"
#include "dbAccess.h"
#include "recGbl.h"
#include "recSup.h"
#include "devSup.h"
#include "mbbiDirectRecord.h"
#define epicsExportSharedSymbols
#include "shareLib.h"
/* Create the dset for devMbbiSoft */
static long init_record();
static long read_mbbi();
epicsShareExtern struct {
long number;
DEVSUPFUN report;
DEVSUPFUN init;
DEVSUPFUN init_record;
DEVSUPFUN get_ioint_info;
DEVSUPFUN read_mbbi;
}devMbbiDirectSoft={
5,
NULL,
NULL,
init_record,
NULL,
read_mbbi
};
static long init_record(mbbiDirectRecord *pmbbi)
{
/* mbbi.inp must be a CONSTANT or a PV_LINK or a DB_LINK or a CA_LINK*/
switch (pmbbi->inp.type) {
case (CONSTANT) :
if(recGblInitConstantLink(&pmbbi->inp,DBF_ENUM,&pmbbi->val))
pmbbi->udf = FALSE;
break;
case (DB_LINK) :
case (PV_LINK) :
case (CA_LINK) :
break;
default :
recGblRecordError(S_db_badField,(void *)pmbbi,
"devMbbiDirectSoft (init_record) Illegal INP field");
return(S_db_badField);
}
return(0);
}
static long read_mbbi(mbbiDirectRecord *pmbbi)
{
long status;
status = dbGetLink(&pmbbi->inp,DBR_USHORT,&pmbbi->val,0,0);
if (pmbbi->inp.type!=CONSTANT && RTN_SUCCESS(status)) pmbbi->udf=FALSE;
return(2);
}