Files
pcas/src/dev/testDev/devBoTestAsyn.c
T
2002-07-12 21:35:43 +00:00

106 lines
2.6 KiB
C

/*************************************************************************\
* 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.
\*************************************************************************/
/* devBoTestAsyn.c */
/* base/src/dev $Id$ */
/* devBoTestAsyn.c - Device Support Routines for testing asynchronous processing*/
/*
* Original Author: Bob Dalesio
* Current Author: Marty Kraimer
* Date: 6-1-90
*/
#include <stddef.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include "alarm.h"
#include "callback.h"
#include "cvtTable.h"
#include "dbDefs.h"
#include "dbAccess.h"
#include "recGbl.h"
#include "recSup.h"
#include "devSup.h"
#include "link.h"
#include "dbCommon.h"
#include "boRecord.h"
/* Create the dset for devBoTestAsyn */
static long init_record();
static long write_bo();
struct {
long number;
DEVSUPFUN report;
DEVSUPFUN init;
DEVSUPFUN init_record;
DEVSUPFUN get_ioint_info;
DEVSUPFUN write_bo;
DEVSUPFUN special_linconv;
}devBoTestAsyn={
6,
NULL,
NULL,
init_record,
NULL,
write_bo,
NULL};
static long init_record(pbo)
struct boRecord *pbo;
{
CALLBACK *pcallback;
/* bo.out must be a CONSTANT*/
switch (pbo->out.type) {
case (CONSTANT) :
pcallback = (CALLBACK *)(calloc(1,sizeof(CALLBACK)));
pbo->dpvt = (void *)pcallback;
break;
default :
recGblRecordError(S_db_badField,(void *)pbo,
"devBoTestAsyn (init_record) Illegal OUT field");
return(S_db_badField);
}
return(2);
}
static long write_bo(pbo)
struct boRecord *pbo;
{
CALLBACK *pcallback=(CALLBACK *)(pbo->dpvt);
/* bo.out must be a CONSTANT*/
switch (pbo->out.type) {
case (CONSTANT) :
if(pbo->pact) {
printf("%s Completed\n",pbo->name);
return(0);
} else {
if(pbo->disv<=0) return(2);
printf("Starting asynchronous processing: %s\n",pbo->name);
pbo->pact=TRUE;
callbackRequestProcessCallbackDelayed(
pcallback,pbo->prio,pbo,(double)pbo->disv);
return(0);
}
default :
if(recGblSetSevr(pbo,SOFT_ALARM,INVALID_ALARM)){
if(pbo->stat!=SOFT_ALARM) {
recGblRecordError(S_db_badField,(void *)pbo,
"devBoTestAsyn (read_bo) Illegal OUT field");
}
}
}
return(0);
}