214 lines
4.0 KiB
C
214 lines
4.0 KiB
C
/*
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* $Id$
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*
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* Author Jeffrey O. Hill
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* johill@lanl.gov
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* 505 665 1831
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*
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* Experimental Physics and Industrial Control System (EPICS)
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*
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* Copyright 1991, the Regents of the University of California,
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* and the University of Chicago Board of Governors.
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*
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* This software was produced under U.S. Government contracts:
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* (W-7405-ENG-36) at the Los Alamos National Laboratory,
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* and (W-31-109-ENG-38) at Argonne National Laboratory.
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*
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* Initial development by:
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* The Controls and Automation Group (AT-8)
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* Ground Test Accelerator
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* Accelerator Technology Division
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* Los Alamos National Laboratory
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*
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* Co-developed with
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* The Controls and Computing Group
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* Accelerator Systems Division
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* Advanced Photon Source
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* Argonne National Laboratory
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*
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*
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* History
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* $Log$
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* Revision 1.2 1996/09/16 18:23:57 jhill
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* vxWorks port changes
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*
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* Revision 1.1.1.1 1996/06/20 00:28:16 jhill
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* ca server installation
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*
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*
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*/
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#ifndef caServerIIL_h
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#define caServerIIL_h
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//
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// caServerI::getAdapter()
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//
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inline caServer *caServerI::getAdapter()
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{
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return &this->adapter;
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}
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//
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// call virtual function in the interface class
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//
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inline caServer * caServerI::operator -> ()
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{
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return this->getAdapter();
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}
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//
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// caServerI::lookupRes()
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//
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inline casRes *caServerI::lookupRes(const caResId &idIn, casResType type)
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{
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uintId id(idIn);
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casRes *pRes;
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this->osiLock();
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pRes = this->uintResTable<casRes>::lookup(id);
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if (pRes) {
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if (pRes->resourceType()!=type) {
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pRes = NULL;
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}
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}
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this->osiUnlock();
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return pRes;
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}
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//
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// find the channel associated with a resource id
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//
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inline casChannelI *caServerI::resIdToChannel(const caResId &id)
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{
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casRes *pRes;
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pRes = this->lookupRes(id, casChanT);
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//
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// safe to cast because we have checked the type code above
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// (and we know that casChannelI derived from casRes)
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//
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return (casChannelI *) pRes;
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}
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//
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// caServerI::pvExistTestPossible()
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//
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inline aitBool caServerI::pvExistTestPossible()
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{
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if (this->nExistTestInProg < this->maxSimultaneousIO) {
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return aitTrue;
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}
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return aitFalse;
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}
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//
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// find the channel associated with a resource id
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//
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inline pvExistReturn caServerI::pvExistTest(
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const casCtx &ctxIn, const char *pPVName)
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{
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this->osiLock();
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if (pvExistTestPossible()) {
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this->nExistTestInProg++;
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osiUnlock();
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return (*this)->pvExistTest(ctxIn, pPVName);
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}
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else {
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osiUnlock();
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return pvExistReturn(S_cas_ioBlocked);
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}
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}
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//
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// caServerI::pvExistTestCompletion()
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//
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inline void caServerI::pvExistTestCompletion()
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{
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this->osiLock();
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this->nExistTestInProg--;
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this->osiUnlock();
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this->ioBlockedList::signal();
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}
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//
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// install a PV into the server
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//
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inline void caServerI::installPV (casPVI &pv)
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{
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int resLibStatus;
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this->osiLock ();
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this->pvCount++;
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resLibStatus = this->stringResTbl.add (pv);
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this->osiUnlock ();
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assert (resLibStatus==0);
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}
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//
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// remove PV from the server
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//
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inline void caServerI::removePV(casPVI &pv)
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{
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casPVI *pPV;
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this->osiLock();
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casVerify (this->pvCount>=1u);
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this->pvCount--;
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pPV = this->stringResTbl.remove (pv);
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this->osiUnlock();
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casVerify (pPV!=0);
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casVerify (pPV==&pv);
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}
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//
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// caServerI::getPVMaxNameLength()
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//
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inline unsigned caServerI::getPVMaxNameLength() const
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{
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return this->pvMaxNameLength;
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}
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//
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// caServerI::installItem()
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//
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inline void caServerI::installItem(casRes &res)
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{
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this->uintResTable<casRes>::installItem(res);
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}
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//
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// caServerI::removeItem()
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//
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inline casRes *caServerI::removeItem(casRes &res)
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{
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return this->uintResTable<casRes>::remove(res);
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}
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//
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// caServerI::ready()
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//
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inline aitBool caServerI::ready()
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{
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if (this->haveBeenInitialized) {
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return aitTrue;
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}
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else {
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return aitFalse;
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}
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}
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//
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// caServerI::setDebugLevel()
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//
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inline void caServerI::setDebugLevel(unsigned debugLevelIn)
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{
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this->debugLevel = debugLevelIn;
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}
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#endif // caServerIIL_h
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