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make it a little more robust against ca problems

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This commit is contained in:
Marty Kraimer
1998-04-23 17:22:58 +00:00
parent 0a0b6d7880
commit 946c3c7886
1 changed files with 40 additions and 27 deletions
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67
src/as/asCa.c
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@@ -72,13 +72,29 @@ LOCAL void connectCallback(struct connection_handler_args arg)
LOCAL void eventCallback(struct event_handler_args arg)
{
ASGINP *pasginp = (ASGINP *)arg.usr;
ASG *pasg = pasginp->pasg;
CAPVT *pcapvt = (CAPVT *)pasginp->capvt;
chid chid = pcapvt->chid;
int caStatus = arg.status;
READONLY struct dbr_sts_double *pdata = arg.dbr;
int caStatus = arg.status;
chid chid = arg.chid;
ASGINP *pasginp = (ASGINP *)arg.usr;
ASG *pasg;
CAPVT *pcapvt;
READONLY struct dbr_sts_double *pdata;
if(caStatus!=ECA_NORMAL) {
if(chid) {
epicsPrintf("asCa: eventCallback error %s channel %s\n",
ca_message(caStatus),ca_name(chid));
} else {
epicsPrintf("asCa: eventCallback error %s chid is null\n",
ca_message(caStatus));
}
return;
}
pasg = pasginp->pasg;
pcapvt = (CAPVT *)pasginp->capvt;
if(chid!=pcapvt->chid) {
epicsPrintf("asCa: eventCallback error pcapvt->chid != arg.chid\n");
return;
}
if(ca_state(chid)!=cs_conn || !ca_read_access(chid)) {
if(!(pasg->inpBad & (1<<pasginp->inpIndex))) {
/*was good so lets make it bad*/
@@ -86,31 +102,28 @@ LOCAL void eventCallback(struct event_handler_args arg)
if(!caInitializing) asComputeAsg(pasg);
if(asCaDebug) {
printf("as eventCallback %s inpBad ca_state %d"
" ca_read_access %d\n",
" ca_read_access %d\n",
ca_name(chid),ca_state(chid),ca_read_access(chid));
}
}
} else {
if(caStatus!=ECA_NORMAL) {
epicsPrintf("asCa: eventCallback error %s\n",ca_message(caStatus));
} else {
pcapvt->rtndata = *pdata; /*structure copy*/
if(pdata->severity==INVALID_ALARM) {
pasg->inpBad |= (1<<pasginp->inpIndex);
if(asCaDebug)
printf("as eventCallback %s inpBad because INVALID_ALARM\n",
ca_name(chid));
} else {
pasg->inpBad &= ~((1<<pasginp->inpIndex));
pasg->pavalue[pasginp->inpIndex] = pdata->value;
if(asCaDebug)
printf("as eventCallback %s inpGood data %f\n",
ca_name(chid),pdata->value);
}
pasg->inpChanged |= (1<<pasginp->inpIndex);
if(!caInitializing) asComputeAsg(pasg);
}
return;
}
pdata = arg.dbr;
pcapvt->rtndata = *pdata; /*structure copy*/
if(pdata->severity==INVALID_ALARM) {
pasg->inpBad |= (1<<pasginp->inpIndex);
if(asCaDebug)
printf("as eventCallback %s inpBad because INVALID_ALARM\n",
ca_name(chid));
} else {
pasg->inpBad &= ~((1<<pasginp->inpIndex));
pasg->pavalue[pasginp->inpIndex] = pdata->value;
if(asCaDebug)
printf("as eventCallback %s inpGood data %f\n",
ca_name(chid),pdata->value);
}
pasg->inpChanged |= (1<<pasginp->inpIndex);
if(!caInitializing) asComputeAsg(pasg);
}
LOCAL void asCaTask(void)