Files
pcas/src/ca/getCallback.cpp
2002-10-29 19:08:56 +00:00

86 lines
2.5 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.
\*************************************************************************/
/*
* $Id$
*
*
* L O S A L A M O S
* Los Alamos National Laboratory
* Los Alamos, New Mexico 87545
*
* Copyright, The Regents of the University of California.
*
*
* Author Jeffrey O. Hill
* johill@lanl.gov
* 505 665 1831
*/
#include <stdexcept>
#define epicsExportSharedSymbols
#include "iocinf.h"
#include "oldAccess.h"
getCallback::getCallback ( oldChannelNotify &chanIn,
caEventCallBackFunc *pFuncIn, void *pPrivateIn ) :
chan ( chanIn ), pFunc ( pFuncIn ), pPrivate ( pPrivateIn )
{
}
getCallback::~getCallback ()
{
}
void getCallback::completion (
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 );
this->chan.getClientCtx().destroyGetCallback ( *this );
}
void getCallback::exception (
int status, const char * /* pContext */,
unsigned type, arrayElementCount count )
{
if ( status != ECA_CHANDESTROY ) {
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 );
}
this->chan.getClientCtx().destroyGetCallback ( *this );
}
void getCallback::operator delete ( void * )
{
// Visual C++ .net appears to require operator delete if
// placement operator delete is defined? I smell a ms rat
// because if I declare placement new and delete, but
// comment out the placement delete definition there are
// no undefined symbols.
errlogPrintf ( "%s:%d this compiler is confused about placement delete - memory was probably leaked",
__FILE__, __LINE__ );
}