VariableSupport.h

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#ifndef __VARIABLE_SUPPORT_H__
#define __VARIABLE_SUPPORT_H__
 
#define DEFAULT_VERSION                 0x1
#define DEFAULT_LOWESTSUPPORTEDVERSION  0x0
#define DEFAULT_LASTATTEMPTSTATUS       0x0
#define DEFAULT_LASTATTEMPTVERSION      0x0
 
#define VARNAME_VERSION             L"FmpVersion"
#define VARNAME_LSV                 L"FmpLsv"
#define VARNAME_LASTATTEMPTSTATUS   L"LastAttemptStatus"
#define VARNAME_LASTATTEMPTVERSION  L"LastAttemptVersion"
 
#define VARNAME_FMPSTATE  L"FmpState"
 
typedef struct {
  BOOLEAN    VersionValid;
  BOOLEAN    LsvValid;
  BOOLEAN    LastAttemptStatusValid;
  BOOLEAN    LastAttemptVersionValid;
  UINT32     Version;
  UINT32     Lsv;
  UINT32     LastAttemptStatus;
  UINT32     LastAttemptVersion;
} FMP_CONTROLLER_STATE;
 
VOID
GenerateFmpVariableNames (
  IN OUT FIRMWARE_MANAGEMENT_PRIVATE_DATA  *Private
  );
 
UINT32
GetVersionFromVariable (
  IN FIRMWARE_MANAGEMENT_PRIVATE_DATA  *Private
  );
 
UINT32
GetLowestSupportedVersionFromVariable (
  IN FIRMWARE_MANAGEMENT_PRIVATE_DATA  *Private
  );
 
UINT32
GetLastAttemptStatusFromVariable (
  IN FIRMWARE_MANAGEMENT_PRIVATE_DATA  *Private
  );
 
UINT32
GetLastAttemptVersionFromVariable (
  IN FIRMWARE_MANAGEMENT_PRIVATE_DATA  *Private
  );
 
VOID
SetVersionInVariable (
  IN FIRMWARE_MANAGEMENT_PRIVATE_DATA  *Private,
  IN UINT32                            Version
  );
 
VOID
SetLowestSupportedVersionInVariable (
  IN FIRMWARE_MANAGEMENT_PRIVATE_DATA  *Private,
  IN UINT32                            LowestSupportedVersion
  );
 
VOID
SetLastAttemptStatusInVariable (
  IN FIRMWARE_MANAGEMENT_PRIVATE_DATA  *Private,
  IN UINT32                            LastAttemptStatus
  );
 
VOID
SetLastAttemptVersionInVariable (
  IN FIRMWARE_MANAGEMENT_PRIVATE_DATA  *Private,
  IN UINT32                            LastAttemptVersion
  );
 
EFI_STATUS
LockAllFmpVariables (
  IN FIRMWARE_MANAGEMENT_PRIVATE_DATA  *Private
  );
 
#endif