Files
epics-base/src/cas/generic/casCoreClient.cc
1998-02-05 22:52:46 +00:00

213 lines
4.7 KiB
C++

/*
* $Id$
*
* Author Jeffrey O. Hill
* johill@lanl.gov
* 505 665 1831
*
* Experimental Physics and Industrial Control System (EPICS)
*
* Copyright 1991, the Regents of the University of California,
* and the University of Chicago Board of Governors.
*
* This software was produced under U.S. Government contracts:
* (W-7405-ENG-36) at the Los Alamos National Laboratory,
* and (W-31-109-ENG-38) at Argonne National Laboratory.
*
* Initial development by:
* The Controls and Automation Group (AT-8)
* Ground Test Accelerator
* Accelerator Technology Division
* Los Alamos National Laboratory
*
* Co-developed with
* The Controls and Computing Group
* Accelerator Systems Division
* Advanced Photon Source
* Argonne National Laboratory
*
*
* History
* $Log$
* Revision 1.6 1997/06/13 09:15:55 jhill
* connect proto changes
*
* Revision 1.5 1997/04/10 19:34:03 jhill
* API changes
*
* Revision 1.4 1996/11/02 00:54:07 jhill
* many improvements
*
* Revision 1.3 1996/09/16 18:23:59 jhill
* vxWorks port changes
*
* Revision 1.2 1996/08/13 22:53:14 jhill
* changes for MVC++
*
* Revision 1.1.1.1 1996/06/20 00:28:16 jhill
* ca server installation
*
*
*/
#include "server.h"
#include "caServerIIL.h" // caServerI in line func
#include "casAsyncIOIIL.h" // casAsyncIOI in line func
#include "casEventSysIL.h" // casEventSys in line func
#include "casCtxIL.h" // casCtx in line func
#include "inBufIL.h" // inBuf in line func
#include "outBufIL.h" // outBuf in line func
//
// casCoreClient::init()
//
caStatus casCoreClient::init()
{
if (this->osiMutex::init()) {
return S_cas_noMemory;
}
return this->casEventSys::init();
}
//
// casCoreClient::casCoreClient()
//
casCoreClient::casCoreClient (caServerI &serverInternal) : casEventSys(*this)
{
assert(&serverInternal);
ctx.setServer(&serverInternal);
ctx.setClient(this);
}
//
// casCoreClient::~casCoreClient()
//
casCoreClient::~casCoreClient()
{
if (this->ctx.getServer()->getDebugLevel()>0u) {
ca_printf ("CAS: Connection Terminated\n");
}
this->osiLock();
tsDLIterBD<casAsyncIOI> iterIO(this->ioInProgList.first());
tsDLIterBD<casAsyncIOI> tmpIO;
tsDLIterBD<casAsyncIOI> eolIO;
//
// cancel any pending asynchronous IO
//
while (iterIO!=eolIO) {
//
// destructor removes from this list
//
tmpIO = iterIO;
++tmpIO;
iterIO->destroy();
iterIO = tmpIO;
}
this->osiUnlock();
}
//
// casCoreClient::destroy()
//
void casCoreClient::destroy()
{
delete this;
}
//
// casCoreClient::disconnectChan()
//
caStatus casCoreClient::disconnectChan(caResId)
{
printf ("Disconnect Chan issued for inappropriate client type?\n");
return S_cas_success;
}
void casCoreClient::show (unsigned level) const
{
printf ("Core client\n");
this->casEventSys::show (level);
printf ("\t%d io ops in progess\n", this->ioInProgList.count());
this->ctx.show (level);
}
//
// one of these for each CA request type that has
// asynchronous completion
//
caStatus casCoreClient::asyncSearchResponse(casDGIntfIO &,
const caNetAddr &, const caHdr &, const pvExistReturn &)
{
return S_casApp_noSupport;
}
caStatus casCoreClient::createChanResponse(const caHdr &, const pvCreateReturn &)
{
return S_casApp_noSupport;
}
caStatus casCoreClient::readResponse(casChannelI *, const caHdr &,
gdd *, const caStatus)
{
return S_casApp_noSupport;
}
caStatus casCoreClient::readNotifyResponse(casChannelI *, const caHdr &,
gdd *, const caStatus)
{
return S_casApp_noSupport;
}
caStatus casCoreClient::writeResponse(casChannelI *, const caHdr &,
const caStatus)
{
return S_casApp_noSupport;
}
caStatus casCoreClient::writeNotifyResponse(casChannelI *, const caHdr &,
const caStatus)
{
return S_casApp_noSupport;
}
caStatus casCoreClient::monitorResponse(casChannelI *, const caHdr &,
gdd *, const caStatus)
{
return S_casApp_noSupport;
}
caStatus casCoreClient::accessRightsResponse(casChannelI *)
{
return S_casApp_noSupport;
}
//
// casCoreClient::installChannel()
//
void casCoreClient::installChannel(casChannelI &)
{
assert(0); // dont install channels on the wrong type of client
}
//
// casCoreClient::removeChannel()
//
void casCoreClient::removeChannel(casChannelI &)
{
assert(0); // dont install channels on the wrong type of client
}
//
// casCoreClient::fetchRespAddr()
//
caNetAddr casCoreClient::fetchRespAddr()
{
return caNetAddr(); // sets addr type to UDF
}
//
// casCoreClient::fetchOutIntf()
//
casDGIntfIO* casCoreClient::fetchOutIntf()
{
return NULL;
}