Files
pcas/src/ca/netSubscription.cpp
2002-11-07 17:18:27 +00:00

120 lines
3.3 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, 1986, The Regents of the University of California.
*
* Author: Jeff Hill
*/
#include <stdexcept>
#define epicsAssertAuthor "Jeff Hill johill@lanl.gov"
#define epicsExportSharedSymbols
#include "iocinf.h"
#include "nciu.h"
#include "cac.h"
#include "db_access.h" // for dbf_type_to_text
netSubscription::netSubscription ( nciu & chanIn,
unsigned typeIn, arrayElementCount countIn,
unsigned maskIn, cacStateNotify &notifyIn ) :
count ( countIn ), chan ( chanIn ),
notify ( notifyIn ), type ( typeIn ), mask ( maskIn )
{
if ( ! dbr_type_is_valid ( typeIn ) ) {
throw cacChannel::badType ();
}
if ( this->mask == 0u ) {
throw cacChannel::badEventSelection ();
}
}
netSubscription::~netSubscription ()
{
}
void netSubscription::destroy ( cacRecycle &recycle )
{
this->~netSubscription ();
recycle.recycleSubscription ( *this );
}
class netSubscription * netSubscription::isSubscription ()
{
return this;
}
void netSubscription::show ( unsigned /* level */ ) const
{
::printf ( "event subscription IO at %p, type %s, element count %lu, mask %u\n",
static_cast < const void * > ( this ),
dbf_type_to_text ( static_cast < int > ( this->type ) ),
this->count, this->mask );
}
void netSubscription::completion ()
{
this->chan.printf ( "subscription update w/o data ?\n" );
}
void netSubscription::exception ( int status, const char *pContext )
{
this->notify.exception ( status, pContext, UINT_MAX, 0 );
}
void netSubscription::exception ( int status, const char *pContext,
unsigned typeIn, arrayElementCount countIn )
{
this->notify.exception ( status, pContext, typeIn, countIn );
}
void netSubscription::completion ( unsigned typeIn,
arrayElementCount countIn, const void *pDataIn )
{
this->notify.current ( typeIn, countIn, pDataIn );
}
nciu & netSubscription::channel () const
{
return this->chan;
}
void * netSubscription::operator new ( size_t ) // X aCC 361
{
// The HPUX compiler seems to require this even though no code
// calls it directly
throw std::logic_error ( "why is the compiler calling private operator new" );
}
void netSubscription::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__ );
}