LockBoxLib.h

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#ifndef _LOCK_BOX_LIB_H_
#define _LOCK_BOX_LIB_H_
 
RETURN_STATUS
EFIAPI
SaveLockBox (
  IN  GUID   *Guid,
  IN  VOID   *Buffer,
  IN  UINTN  Length
  );
 
RETURN_STATUS
EFIAPI
SetLockBoxAttributes (
  IN  GUID    *Guid,
  IN  UINT64  Attributes
  );
 
//
// With this flag, this LockBox can be restored to this Buffer
// with RestoreAllLockBoxInPlace()
//
#define LOCK_BOX_ATTRIBUTE_RESTORE_IN_PLACE  BIT0
//
// With this flag, this LockBox can be restored in S3 resume only.
// This LockBox can not be restored after SmmReadyToLock in normal boot
// and after EndOfS3Resume in S3 resume.
// It can not be set together with LOCK_BOX_ATTRIBUTE_RESTORE_IN_PLACE.
//
#define LOCK_BOX_ATTRIBUTE_RESTORE_IN_S3_ONLY  BIT1
 
RETURN_STATUS
EFIAPI
UpdateLockBox (
  IN  GUID   *Guid,
  IN  UINTN  Offset,
  IN  VOID   *Buffer,
  IN  UINTN  Length
  );
 
RETURN_STATUS
EFIAPI
RestoreLockBox (
  IN  GUID       *Guid,
  IN  VOID       *Buffer  OPTIONAL,
  IN  OUT UINTN  *Length  OPTIONAL
  );
 
RETURN_STATUS
EFIAPI
RestoreAllLockBoxInPlace (
  VOID
  );
 
#endif