windows-nt/Source/XPSP1/NT/com/ole32/ole232/util/plex.cpp
2020-09-26 16:20:57 +08:00

54 lines
1.3 KiB
C++

// This is a part of the Microsoft Foundation Classes C++ library.
// Copyright (C) 1992 Microsoft Corporation
// All rights reserved.
//
// This source code is only intended as a supplement to the
// Microsoft Foundation Classes Reference and Microsoft
// QuickHelp documentation provided with the library.
// See these sources for detailed information regarding the
// Microsoft Foundation Classes product.
#include <le2int.h>
#pragma SEG(plex)
#include "plex.h"
ASSERTDATA
// Collection support
#ifdef OLE_COLL_SEG
#pragma code_seg(OLE_COLL_SEG)
#endif
#pragma SEG(CPlex_Create)
CPlex FAR* CPlex::Create(CPlex FAR* FAR& pHead, UINT nMax, UINT cbElement)
{
VDATEHEAP();
Assert(nMax > 0 && cbElement > 0);
CPlex FAR* p = (CPlex FAR*)PrivMemAlloc(sizeof(CPlex) + nMax * cbElement);
if (p == NULL)
return NULL;
p->nMax = nMax;
p->nCur = 0;
p->pNext = pHead;
pHead = p; // change head (adds in reverse order for simplicity)
return p;
}
#pragma SEG(CPlex_FreeDataChain)
void CPlex::FreeDataChain() // free this one and links
{
VDATEHEAP();
CPlex FAR* pThis;
CPlex FAR* pNext;
for (pThis = this; pThis != NULL; pThis = pNext) {
pNext = pThis->pNext;
pThis->pNext = NULL; // So compiler won't do nasty optimizations
PrivMemFree(pThis);
}
}