Files
epics-base/src/std/dev/devMbbiDirectSoft.c
2016-05-22 14:38:18 +02:00

79 lines
2.1 KiB
C

/*************************************************************************\
* Copyright (c) 2008 UChicago Argonne LLC, 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 is distributed subject to a Software License Agreement found
* in file LICENSE that is included with this distribution.
\*************************************************************************/
/*
* Original Authors: Bob Dalesio and 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 "devSup.h"
#include "mbbiDirectRecord.h"
#include "epicsExport.h"
/* Create the dset for devMbbiDirectSoft */
static long init_record(mbbiDirectRecord *prec);
static long read_mbbi(mbbiDirectRecord *prec);
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
};
epicsExportAddress(dset, devMbbiDirectSoft);
static long init_record(mbbiDirectRecord *prec)
{
/* INP must be CONSTANT, PV_LINK, DB_LINK or CA_LINK*/
switch (prec->inp.type) {
case CONSTANT:
if (recGblInitConstantLink(&prec->inp, DBF_ENUM, &prec->val))
prec->udf = FALSE;
break;
case PV_LINK:
case DB_LINK:
case CA_LINK:
break;
default:
recGblRecordError(S_db_badField, (void *)prec,
"devMbbiDirectSoft (init_record) Illegal INP field");
return S_db_badField;
}
return 0;
}
static long read_mbbi(mbbiDirectRecord *prec)
{
if (!dbGetLink(&prec->inp, DBR_USHORT, &prec->val, 0, 0)) {
if (prec->inp.type != CONSTANT)
prec->udf = FALSE;
if (prec->tsel.type == CONSTANT &&
prec->tse == epicsTimeEventDeviceTime)
dbGetTimeStamp(&prec->inp, &prec->time);
}
return 2;
}