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OCL
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OMuxWaitSem.hpp
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1996-08-12
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// OCL - OS/2 Class Library
// (c) Cubus 1995
// All Rights Reserved
// OMuxWaitSem.hpp
/*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Neither the name Cubus nor the name Team OCL may be used to
* endorse or promote products derived from this software
* without specific prior written permission.
* 3. See OCL.INF for a detailed copyright notice.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
// $Header: W:/Projects/OCL/Include/rcs/OMuxWaitSem.hpp 1.50 1996/08/11 23:47:23 B.STEIN Release $
#ifndef OMUXWAITSEM_INCLUDED
#define OMUXWAITSEM_INCLUDED
#ifndef OVIOEXCEPTION_INCLUDED
#include <OVioException.hpp>
#endif
#ifndef ONSEM_INCLUDED
#include <ONSem.hpp>
#endif
#ifndef OMUXSEM_INCLUDED
#include <OMuxSem.hpp>
#endif
// in case of any return value !TRUE check muxwaitState for error number
typedef class OMuxWaitSem *pOMuxWaitSem;
class __CPP_EXPORT__ OMuxWaitSem
: public OCLObject
{
private:
HMUX hmux;
public:
ULONG muxwaitState;
enum OMuxWaitSemActions {
open = 0,
create
};
enum OMuxWaitOptions {
nowait = SEM_IMMEDIATE_RETURN,
indefinite = SEM_INDEFINITE_WAIT,
waitAll = DCMW_WAIT_ALL,
waitAny = DCMW_WAIT_ANY,
shared = DC_SEM_SHARED
};
OMuxWaitSem (HMUX handle) throw (OVioException&);
OMuxWaitSem (PCSZ name, // named MuxWaitSem name
ULONG numSem, // number of semaphores in semArray
PSEMRECORD semArray, // array of semaphores
ULONG action = OMuxWaitSem::create,
ULONG attrib = OMuxWaitSem::waitAny | OMuxWaitSem::shared)
throw (OVioException&);
virtual
~OMuxWaitSem ();
virtual
PSZ isOfType () const;
ULONG
waitMuxWaitSem (ULONG waitFlag = OMuxWaitSem::indefinite);
// lets OMuxWaitSem wait
// returns posted or last posted event semaphore
BOOL
openMuxWaitSem (HMUX handle),
openMuxWaitSem (PCSZ name),
closeMuxWaitSem (),
addSemaphore (PSEMRECORD record), // add semaphore to wait list
addSemaphore (ONSem *sema), // add ONSem object to wait list
addSemaphore (OMuxSem *sema), // add OMuxSem object to wait list
delSemaphore (HSEM handle), // delete semaphore from the wait list
queryMuxWaitSem (PULONG num, // return number of semaphores in wait list
PSEMRECORD semArray, // return array of semapores in wait list
PULONG attributes); // return creation flags of current OMuxWaitSem
void
setMuxWaitSemHandle (HMUX handle);
HMUX
getMuxWaitSemHandle ();
};
#endif // OMUXWAITSEM_INCLUDED
// end of source