Files
pcas/src/ca/oldSubscription.cpp
Jeff Hill 217cc10840 supress channel destroy exception in "old" API layer and reclaim storage
for oldSubscription when channel is destroyed
2001-08-16 01:18:05 +00:00

57 lines
1.3 KiB
C++

/* $Id$
*
* L O S A L A M O S
* Los Alamos National Laboratory
* Los Alamos, New Mexico 87545
*
* Copyright, 1986, The Regents of the University of California.
*
* Author: Jeff Hill
*/
#include "iocinf.h"
#include "oldAccess.h"
tsFreeList < struct oldSubscription, 1024 > oldSubscription::freeList;
epicsMutex oldSubscription::freeListMutex;
oldSubscription::~oldSubscription ()
{
this->chan.ioCancel ( this->id );
}
void oldSubscription::current (
unsigned type, arrayElementCount count, const void *pData)
{
struct event_handler_args args;
args.usr = this->pPrivate;
args.chid = &this->chan;
args.type = type;
args.count = count;
args.status = ECA_NORMAL;
args.dbr = pData;
( *this->pFunc ) (args);
}
void oldSubscription::exception (
int status, const char * /* pContext */,
unsigned type, arrayElementCount count )
{
if ( status == ECA_CHANDESTROY ) {
delete this;
}
else if ( status != ECA_DISCONN ) {
struct event_handler_args args;
args.usr = this->pPrivate;
args.chid = &this->chan;
args.type = type;
args.count = count;
args.status = status;
args.dbr = 0;
( *this->pFunc ) ( args );
}
}