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161 lines
3.1 KiB
161 lines
3.1 KiB
// copied from winnt.h and wdm.h in winnt platform sdk
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#ifndef _SSDPLIST_
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#define _SSDPLIST_
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//
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// Doubly linked list structure. Can be used as either a list head, or
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// as link words.
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//
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// LIST_ENTRY and SINGLE_LIST_ENTRY are defined in winnt.h
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/*
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typedef struct _LIST_ENTRY {
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struct _LIST_ENTRY *Flink;
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struct _LIST_ENTRY *Blink;
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} LIST_ENTRY, *PLIST_ENTRY, *RESTRICTED_POINTER PRLIST_ENTRY;
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*/
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//
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// Singly linked list structure. Can be used as either a list head, or
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// as link words.
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//
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/*
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typedef struct _SINGLE_LIST_ENTRY {
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struct _SINGLE_LIST_ENTRY *Next;
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} SINGLE_LIST_ENTRY, *PSINGLE_LIST_ENTRY;
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*/
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//
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// Doubly-linked list manipulation routines. Implemented as macros
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// but logically these are procedures.
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//
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//
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// VOID
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// InitializeListHead(
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// PLIST_ENTRY ListHead
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// );
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//
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#define InitializeListHead(ListHead) (\
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(ListHead)->Flink = (ListHead)->Blink = (ListHead))
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//
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// BOOLEAN
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// IsListEmpty(
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// PLIST_ENTRY ListHead
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// );
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//
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#define IsListEmpty(ListHead) \
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((ListHead)->Flink == (ListHead))
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//
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// PLIST_ENTRY
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// RemoveHeadList(
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// PLIST_ENTRY ListHead
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// );
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//
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#define RemoveHeadList(ListHead) \
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(ListHead)->Flink;\
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{RemoveEntryList((ListHead)->Flink)}
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//
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// PLIST_ENTRY
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// RemoveTailList(
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// PLIST_ENTRY ListHead
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// );
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//
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#define RemoveTailList(ListHead) \
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(ListHead)->Blink;\
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{RemoveEntryList((ListHead)->Blink)}
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//
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// VOID
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// RemoveEntryList(
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// PLIST_ENTRY Entry
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// );
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//
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#define RemoveEntryList(Entry) {\
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PLIST_ENTRY _EX_Blink;\
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PLIST_ENTRY _EX_Flink;\
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_EX_Flink = (Entry)->Flink;\
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_EX_Blink = (Entry)->Blink;\
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_EX_Blink->Flink = _EX_Flink;\
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_EX_Flink->Blink = _EX_Blink;\
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}
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//
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// VOID
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// InsertTailList(
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// PLIST_ENTRY ListHead,
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// PLIST_ENTRY Entry
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// );
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//
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#define InsertTailList(ListHead,Entry) {\
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PLIST_ENTRY _EX_Blink;\
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PLIST_ENTRY _EX_ListHead;\
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_EX_ListHead = (ListHead);\
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_EX_Blink = _EX_ListHead->Blink;\
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(Entry)->Flink = _EX_ListHead;\
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(Entry)->Blink = _EX_Blink;\
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_EX_Blink->Flink = (Entry);\
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_EX_ListHead->Blink = (Entry);\
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}
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//
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// VOID
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// InsertHeadList(
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// PLIST_ENTRY ListHead,
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// PLIST_ENTRY Entry
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// );
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//
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#define InsertHeadList(ListHead,Entry) {\
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PLIST_ENTRY _EX_Flink;\
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PLIST_ENTRY _EX_ListHead;\
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_EX_ListHead = (ListHead);\
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_EX_Flink = _EX_ListHead->Flink;\
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(Entry)->Flink = _EX_Flink;\
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(Entry)->Blink = _EX_ListHead;\
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_EX_Flink->Blink = (Entry);\
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_EX_ListHead->Flink = (Entry);\
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}
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//
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//
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// PSINGLE_LIST_ENTRY
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// PopEntryList(
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// PSINGLE_LIST_ENTRY ListHead
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// );
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//
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#define PopEntryList(ListHead) \
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(ListHead)->Next;\
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{\
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PSINGLE_LIST_ENTRY FirstEntry;\
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FirstEntry = (ListHead)->Next;\
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if (FirstEntry != NULL) { \
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(ListHead)->Next = FirstEntry->Next;\
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} \
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}
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//
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// VOID
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// PushEntryList(
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// PSINGLE_LIST_ENTRY ListHead,
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// PSINGLE_LIST_ENTRY Entry
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// );
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//
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#define PushEntryList(ListHead,Entry) \
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(Entry)->Next = (ListHead)->Next; \
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(ListHead)->Next = (Entry)
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#endif // _SSDPLIST_
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