188 lines
4.5 KiB
C
188 lines
4.5 KiB
C
/***********************************************************************
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*
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* Copyright (C) 2005-2006 Novell, Inc. All Rights Reserved.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; version 2.1
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* of the License.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, Novell, Inc.
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*
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* To contact Novell about this file by physical or electronic mail,
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* you may find current contact information at www.novell.com.
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*
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***********************************************************************/
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#ifndef _LIST_ENTRY_H_
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#define _LIST_ENTRY_H_
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#if defined(__cplusplus) || defined(c_plusplus)
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extern "C"
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{
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#endif
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//===[ Include files ]=====================================================
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//#include <micasa_types.h>
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//===[ Type definitions ]==================================================
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#ifndef CSAPI
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#if defined(WIN32)
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#define CSAPI __stdcall
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#else
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#define CSAPI
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#endif
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#endif
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#ifndef IN
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#define IN
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#endif
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#ifndef OUT
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#define OUT
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#endif
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#ifndef INOUT
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#define INOUT
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#endif
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#ifndef WIN32
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//
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// LIST_ENTRY Type
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// Doubly linked list structure
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//
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typedef struct _LIST_ENTRY
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{
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struct _LIST_ENTRY * volatile Flink;
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struct _LIST_ENTRY * volatile Blink;
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} LIST_ENTRY, *PLIST_ENTRY;
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#endif
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//===[ Inlines functions ]===============================================
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//
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// Inline functions for operating on LIST_ENTRY double-linked lists
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//
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__inline static void InitializeListHead(
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IN PLIST_ENTRY pListEntry )
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{
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pListEntry->Flink = pListEntry->Blink = pListEntry;
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}
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__inline static void InsertEntryAfter(
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IN PLIST_ENTRY pListEntry,
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IN PLIST_ENTRY pAfterEntry )
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{
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pListEntry->Flink = pAfterEntry->Flink;
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pListEntry->Blink = pAfterEntry;
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pListEntry->Flink->Blink = pAfterEntry->Flink = pListEntry;
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}
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__inline static void InsertEntryBefore(
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IN PLIST_ENTRY pListEntry,
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IN PLIST_ENTRY pBeforeEntry )
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{
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pListEntry->Flink = pBeforeEntry;
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pListEntry->Blink = pBeforeEntry->Blink;
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pListEntry->Blink->Flink = pBeforeEntry->Blink = pListEntry;
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}
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__inline static void InsertHeadList(
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IN PLIST_ENTRY pListHead,
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IN PLIST_ENTRY pListEntry )
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{
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pListEntry->Blink = pListHead;
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pListEntry->Flink = pListHead->Flink;
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pListEntry->Flink->Blink = pListHead->Flink = pListEntry;
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}
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__inline static void InsertTailList(
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IN PLIST_ENTRY pListHead,
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IN PLIST_ENTRY pListEntry )
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{
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pListEntry->Flink = pListHead;
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pListEntry->Blink = pListHead->Blink;
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pListEntry->Blink->Flink = pListHead->Blink = pListEntry;
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}
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__inline static bool IsListEmpty(
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IN PLIST_ENTRY pListHead )
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{
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bool rc = false;
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if(pListHead->Flink == pListHead)
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rc = true;
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return(rc);
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}
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__inline static void RemoveEntryList(
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IN PLIST_ENTRY pListEntry )
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{
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pListEntry->Flink->Blink = pListEntry->Blink;
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pListEntry->Blink->Flink = pListEntry->Flink;
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pListEntry->Flink = pListEntry->Blink = (PLIST_ENTRY) 0xbaadf00d;
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}
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__inline static PLIST_ENTRY RemoveHeadList(
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IN PLIST_ENTRY pListHead )
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{
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PLIST_ENTRY Entry = (PLIST_ENTRY)0;
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if(pListHead->Flink != pListHead)
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{
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Entry = pListHead->Flink;
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RemoveEntryList(Entry);
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}
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return(Entry);
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}
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__inline static PLIST_ENTRY RemoveTailList(
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IN PLIST_ENTRY pListHead )
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{
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PLIST_ENTRY Entry= (PLIST_ENTRY)0;
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if(pListHead->Blink != pListHead)
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{
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Entry = pListHead->Blink;
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RemoveEntryList(Entry);
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}
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return(Entry);
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}
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__inline static PLIST_ENTRY GetFirstListEntry(
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IN PLIST_ENTRY pList)
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{
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PLIST_ENTRY Entry = (PLIST_ENTRY)0;
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if(pList != pList->Flink)
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Entry = pList->Flink;
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return(Entry);
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}
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__inline static PLIST_ENTRY GetNextListEntry(
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IN PLIST_ENTRY pList,
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IN PLIST_ENTRY pEntry)
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{
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PLIST_ENTRY Entry = (PLIST_ENTRY)0;
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if(pList != pEntry->Flink)
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Entry = pEntry->Flink;
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return(Entry);
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}
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//=========================================================================
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#if defined(__cplusplus) || defined(c_plusplus)
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}
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#endif // #if defined(__cplusplus) || defined(c_plusplus)
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#endif // #ifndef _LIST_ENTRY_H_
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