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epics-base/src/libCom/ring/epicsRingPointer.cpp
2002-07-12 21:35:43 +00:00

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/*************************************************************************\
* 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.
\*************************************************************************/
/*epicsRingPointer.cpp*/
/* Author: Marty Kraimer Date: 13OCT2000 */
#include <stddef.h>
#include <string.h>
#include <stdlib.h>
#include <stddef.h>
#include <stdio.h>
#define epicsExportSharedSymbols
#include "epicsRingPointer.h"
typedef epicsRingPointer<void> voidPointer;
epicsShareFunc epicsRingPointerId epicsShareAPI epicsRingPointerCreate(int size)
{
voidPointer *pvoidPointer = new voidPointer(size);
return(reinterpret_cast<void *>(pvoidPointer));
}
epicsShareFunc void epicsShareAPI epicsRingPointerDelete(epicsRingPointerId id)
{
voidPointer *pvoidPointer = reinterpret_cast<voidPointer*>(id);
delete pvoidPointer;
}
epicsShareFunc void* epicsShareAPI epicsRingPointerPop(epicsRingPointerId id)
{
voidPointer *pvoidPointer = reinterpret_cast<voidPointer*>(id);
return pvoidPointer->pop();
}
epicsShareFunc int epicsShareAPI epicsRingPointerPush(epicsRingPointerId id, void *p)
{
voidPointer *pvoidPointer = reinterpret_cast<voidPointer*>(id);
return((pvoidPointer->push(p) ? 1 : 0));
}
epicsShareFunc void epicsShareAPI epicsRingPointerFlush(epicsRingPointerId id)
{
voidPointer *pvoidPointer = reinterpret_cast<voidPointer*>(id);
pvoidPointer->flush();
}
epicsShareFunc int epicsShareAPI epicsRingPointerGetFree(epicsRingPointerId id)
{
voidPointer *pvoidPointer = reinterpret_cast<voidPointer*>(id);
return(pvoidPointer->getFree());
}
epicsShareFunc int epicsShareAPI epicsRingPointerGetUsed(epicsRingPointerId id)
{
voidPointer *pvoidPointer = reinterpret_cast<voidPointer*>(id);
return(pvoidPointer->getUsed());
}
epicsShareFunc int epicsShareAPI epicsRingPointerSize(epicsRingPointerId id)
{
voidPointer *pvoidPointer = reinterpret_cast<voidPointer*>(id);
return(pvoidPointer->getSize());
}
epicsShareFunc int epicsShareAPI epicsRingPointerIsEmpty(epicsRingPointerId id)
{
voidPointer *pvoidPointer = reinterpret_cast<voidPointer*>(id);
return((pvoidPointer->isEmpty()) ? 1 : 0);
}
epicsShareFunc int epicsShareAPI epicsRingPointerIsFull(epicsRingPointerId id)
{
voidPointer *pvoidPointer = reinterpret_cast<voidPointer*>(id);
return((pvoidPointer->isFull()) ? 1 : 0);
}