CASA/auth_token/client/list_entry.h
2006-04-03 20:20:37 +00:00

187 lines
4.7 KiB
C

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