Files
pcas/src/cas/generic/casAsyncExIOI.cc
Jeff Hill 0f925b7264 installed
1996-11-02 01:01:41 +00:00

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2.6 KiB
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/*
* $Id$
*
* 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
* $Log$
*
*
*/
#include <server.h>
#include <casAsyncIOIIL.h> // casAsyncIOI in line func
#include <casChannelIIL.h> // casChannelI in line func
#include <casOpaqueAddrIL.h> // casOpaqueAddr in line func
#include <casCtxIL.h> // casCtx in line func
#include <casCoreClientIL.h> // casCoreClient in line func
//
// casAsyncExIOI::casAsyncExIOI()
//
casAsyncExIOI::casAsyncExIOI(const casCtx &ctx,
casAsyncPVExistIO &ioIn) :
casAsyncIOI(*ctx.getClient(), ioIn),
msg(*ctx.getMsg()),
pOutDGIntfIO(ctx.getClient()->fetchOutIntf()),
dgOutAddr(ctx.getClient()->fetchRespAddr())
{
assert (&this->msg);
if (this->msg.m_cmmd != CA_PROTO_CLAIM_CIU &&
this->msg.m_cmmd != CA_PROTO_SEARCH) {
this->reportInvalidAsynchIO(this->msg.m_cmmd);
}
this->client.installAsyncIO(*this);
}
//
// casAsyncExIOI::~casAsyncExIOI()
//
casAsyncExIOI::~casAsyncExIOI()
{
this->client.removeAsyncIO(*this);
}
//
// casAsyncExIOI::postIOCompletion()
//
caStatus casAsyncExIOI::postIOCompletion(const pvExistReturn &retValIn)
{
this->retVal = retValIn;
return this->postIOCompletionI();
}
//
// casAsyncExIOI::cbFuncAsyncIO()
// (called when IO completion event reaches top of event queue)
//
caStatus casAsyncExIOI::cbFuncAsyncIO()
{
caStatus status;
if (this->msg.m_cmmd == CA_PROTO_SEARCH) {
//
// pass output DG address parameters
//
assert(this->pOutDGIntfIO);
status = this->client.asyncSearchResponse(*this->pOutDGIntfIO,
this->dgOutAddr.get(), this->msg, this->retVal);
}
else if (this->msg.m_cmmd == CA_PROTO_CLAIM_CIU) {
status = this->client.createChanResponse(this->msg, this->retVal);
}
else {
status = S_cas_internal;
}
return status;
}