6335e5c697
intptr_t is undefined without an include on stdint.h Fixes: - http://autobuild.buildroot.org/results/a0ca37b5ed27af445344e3ac49dc87bb17512c50 Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
182 lines
3.9 KiB
C
182 lines
3.9 KiB
C
#ifndef _EFI_LINK_H
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#define _EFI_LINK_H
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#if defined(__GNUC__)
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#include <stdint.h>
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#endif
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/*++
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Copyright (c) 1998 Intel Corporation
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Module Name:
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link.h (renamed efilink.h to avoid conflicts)
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Abstract:
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EFI link list macro's
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Revision History
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--*/
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#ifndef EFI_NT_EMUL
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//
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// List entry - doubly linked list
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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;
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#endif
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//
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// VOID
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// InitializeListHead(
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// LIST_ENTRY *ListHead
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// );
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//
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#define InitializeListHead(ListHead) \
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(ListHead)->Flink = ListHead; \
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(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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// 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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LIST_ENTRY *_Blink, *_Flink; \
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_Flink = (Entry)->Flink; \
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_Blink = (Entry)->Blink; \
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_Blink->Flink = _Flink; \
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_Flink->Blink = _Blink; \
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}
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#if EFI_DEBUG
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#define RemoveEntryList(Entry) \
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_RemoveEntryList(Entry); \
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(Entry)->Flink = (LIST_ENTRY *) BAD_POINTER; \
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(Entry)->Blink = (LIST_ENTRY *) BAD_POINTER;
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#else
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#define RemoveEntryList(Entry) \
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_RemoveEntryList(Entry);
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#endif
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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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LIST_ENTRY *_ListHead, *_Blink; \
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_ListHead = (ListHead); \
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_Blink = _ListHead->Blink; \
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(Entry)->Flink = _ListHead; \
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(Entry)->Blink = _Blink; \
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_Blink->Flink = (Entry); \
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_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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LIST_ENTRY *_ListHead, *_Flink; \
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_ListHead = (ListHead); \
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_Flink = _ListHead->Flink; \
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(Entry)->Flink = _Flink; \
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(Entry)->Blink = _ListHead; \
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_Flink->Blink = (Entry); \
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_ListHead->Flink = (Entry); \
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}
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// VOID
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// SwapListEntries(
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// PLIST_ENTRY Entry1,
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// PLIST_ENTRY Entry2
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// );
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//
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// Put Entry2 before Entry1
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//
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#define SwapListEntries(Entry1,Entry2) {\
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LIST_ENTRY *Entry1Flink, *Entry1Blink; \
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LIST_ENTRY *Entry2Flink, *Entry2Blink; \
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Entry2Flink = (Entry2)->Flink; \
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Entry2Blink = (Entry2)->Blink; \
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Entry1Flink = (Entry1)->Flink; \
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Entry1Blink = (Entry1)->Blink; \
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Entry2Blink->Flink = Entry2Flink; \
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Entry2Flink->Blink = Entry2Blink; \
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(Entry2)->Flink = Entry1; \
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(Entry2)->Blink = Entry1Blink; \
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Entry1Blink->Flink = (Entry2); \
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(Entry1)->Blink = (Entry2); \
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}
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//
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// EFI_FIELD_OFFSET - returns the byte offset to a field within a structure
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//
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#define EFI_FIELD_OFFSET(TYPE,Field) ((UINTN)(intptr_t)(&(((TYPE *) 0)->Field)))
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//
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// CONTAINING_RECORD - returns a pointer to the structure
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// from one of it's elements.
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//
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#define _CR(Record, TYPE, Field) \
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((TYPE *) ( (CHAR8 *)(Record) - (CHAR8 *) &(((TYPE *) 0)->Field)))
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#if EFI_DEBUG
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#define CR(Record, TYPE, Field, Sig) \
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_CR(Record, TYPE, Field)->Signature != Sig ? \
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(TYPE *) ASSERT_STRUCT(_CR(Record, TYPE, Field), Record) : \
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_CR(Record, TYPE, Field)
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#else
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#define CR(Record, TYPE, Field, Signature) \
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_CR(Record, TYPE, Field)
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#endif
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//
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// A lock structure
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//
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typedef struct _FLOCK {
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EFI_TPL Tpl;
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EFI_TPL OwnerTpl;
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UINTN Lock;
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} FLOCK;
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#endif
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