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60 lines
1.2 KiB
60 lines
1.2 KiB
/*
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Copyright (c) 1992 Microsoft Corporation
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Module Name:
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lists.h
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Abstract:
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This module contains the macros for managing lists
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Author:
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Jameel Hyder (microsoft!jameelh)
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Revision History:
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25 Oct 1992 Initial Version
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Notes: Tab stop: 4
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--*/
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#ifndef _LISTS_
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#define _LISTS_
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#define AfpLinkDoubleAtHead(_pHead, _p, Next, Prev) \
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{ \
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(_p)->Next = (_pHead); \
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(_p)->Prev = &(_pHead); \
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if ((_pHead) != NULL) \
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(_pHead)->Prev = &(_p)->Next; \
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(_pHead) = (_p); \
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}
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#define AfpLinkDoubleAtEnd(_pThis, _pLast, Next, Prev) \
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{ \
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(_pLast)->Next = (_pThis); \
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(_pThis)->Prev = &(_pLast)->Next; \
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(_pThis)->Next = NULL; \
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}
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#define AfpInsertDoubleBefore(_pThis, _pBefore, Next, Prev) \
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{ \
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(_pThis)->Next = (_pBefore); \
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(_pThis)->Prev = (_pBefore)->Prev; \
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(_pBefore)->Prev = &(_pThis)->Next; \
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*((_pThis)->Prev) = (_pThis); \
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}
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#define AfpUnlinkDouble(_p, Next, Prev) \
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{ \
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*((_p)->Prev) = (_p)->Next; \
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if ((_p)->Next != NULL) \
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(_p)->Next->Prev = (_p)->Prev; \
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}
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#endif // _LISTS_
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