Source code of Windows XP (NT5)
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//
// Doubly-linked list manipulation routines. Implemented as macros
// but logically these are procedures.
//
//
// VOID
// InitializeListHead(
// PLIST_ENTRY ListHead
// );
//
#define InitializeListHead(ListHead) (\
(ListHead)->Flink = (ListHead)->Blink = (ListHead))
//
// BOOL
// IsListEmpty(
// PLIST_ENTRY ListHead
// );
//
#define IsListEmpty(ListHead) \
((ListHead)->Flink == (ListHead))
//
// PLIST_ENTRY
// RemoveHeadList(
// PLIST_ENTRY ListHead
// );
//
#define RemoveHeadList(ListHead) \
(ListHead)->Flink;\ {RemoveEntryList((ListHead)->Flink)}
//
// PLIST_ENTRY
// RemoveTailList(
// PLIST_ENTRY ListHead
// );
//
#define RemoveTailList(ListHead) \
(ListHead)->Blink;\ {RemoveEntryList((ListHead)->Blink)}
//
// VOID
// RemoveEntryList(
// PLIST_ENTRY Entry
// );
//
#define RemoveEntryList(Entry) {\
PLIST_ENTRY _EX_Blink;\ PLIST_ENTRY _EX_Flink;\ _EX_Flink = (Entry)->Flink;\ _EX_Blink = (Entry)->Blink;\ _EX_Blink->Flink = _EX_Flink;\ _EX_Flink->Blink = _EX_Blink;\ }
//
// VOID
// InsertTailList(
// PLIST_ENTRY ListHead,
// PLIST_ENTRY Entry
// );
//
#define InsertTailList(ListHead,Entry) {\
PLIST_ENTRY _EX_Blink;\ PLIST_ENTRY _EX_ListHead;\ _EX_ListHead = (ListHead);\ _EX_Blink = _EX_ListHead->Blink;\ (Entry)->Flink = _EX_ListHead;\ (Entry)->Blink = _EX_Blink;\ _EX_Blink->Flink = (Entry);\ _EX_ListHead->Blink = (Entry);\ }
//
// VOID
// InsertHeadList(
// PLIST_ENTRY ListHead,
// PLIST_ENTRY Entry
// );
#define InsertHeadList(ListHead,Entry) {\
PLIST_ENTRY _EX_Flink;\ PLIST_ENTRY _EX_ListHead;\ _EX_ListHead = (ListHead);\ _EX_Flink = _EX_ListHead->Flink;\ (Entry)->Flink = _EX_Flink;\ (Entry)->Blink = _EX_ListHead;\ _EX_Flink->Blink = (Entry);\ _EX_ListHead->Flink = (Entry);\ }
//
//
// PSINGLE_LIST_ENTRY
// PopEntryList(
// PSINGLE_LIST_ENTRY ListHead
// );
//
#define PopEntryList(ListHead) \
(ListHead)->Next;\ {\ PSINGLE_LIST_ENTRY FirstEntry;\ FirstEntry = (ListHead)->Next;\ if (FirstEntry != NULL) { \ (ListHead)->Next = FirstEntry->Next;\ } \ }
//
// VOID
// PushEntryList(
// PSINGLE_LIST_ENTRY ListHead,
// PSINGLE_LIST_ENTRY Entry
// );
//
#define PushEntryList(ListHead,Entry) \
(Entry)->Next = (ListHead)->Next; \ (ListHead)->Next = (Entry)
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