VarCheck.h

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#ifndef _VARIABLE_CHECK_H_
#define _VARIABLE_CHECK_H_
 
#include <Uefi/UefiSpec.h>
 
typedef struct _EDKII_VAR_CHECK_PROTOCOL EDKII_VAR_CHECK_PROTOCOL;
 
#define EDKII_VAR_CHECK_PROTOCOL_GUID  {\
  0xaf23b340, 0x97b4, 0x4685, { 0x8d, 0x4f, 0xa3, 0xf2, 0x81, 0x69, 0xb2, 0x1d } \
};
 
typedef EFI_SET_VARIABLE VAR_CHECK_SET_VARIABLE_CHECK_HANDLER;
 
typedef
EFI_STATUS
(EFIAPI *EDKII_VAR_CHECK_REGISTER_SET_VARIABLE_CHECK_HANDLER)(
  IN VAR_CHECK_SET_VARIABLE_CHECK_HANDLER   Handler
  );
 
#define VAR_CHECK_VARIABLE_PROPERTY_REVISION  0x0001
//
// 1. Set by VariableLock PROTOCOL
// 2. Set by VarCheck PROTOCOL
//
// If set, other fields for check will be ignored.
//
#define VAR_CHECK_VARIABLE_PROPERTY_READ_ONLY  BIT0
 
typedef struct {
  UINT16    Revision;
  UINT16    Property;
  UINT32    Attributes;
  UINTN     MinSize;
  UINTN     MaxSize;
} VAR_CHECK_VARIABLE_PROPERTY;
 
typedef struct {
  EFI_GUID                       *Guid;
  CHAR16                         *Name;
  VAR_CHECK_VARIABLE_PROPERTY    VariableProperty;
} VARIABLE_ENTRY_PROPERTY;
 
typedef
EFI_STATUS
(EFIAPI *EDKII_VAR_CHECK_VARIABLE_PROPERTY_SET)(
  IN CHAR16                         *Name,
  IN EFI_GUID                       *Guid,
  IN VAR_CHECK_VARIABLE_PROPERTY    *VariableProperty
  );
 
typedef
EFI_STATUS
(EFIAPI *EDKII_VAR_CHECK_VARIABLE_PROPERTY_GET)(
  IN CHAR16                         *Name,
  IN EFI_GUID                       *Guid,
  OUT VAR_CHECK_VARIABLE_PROPERTY   *VariableProperty
  );
 
struct _EDKII_VAR_CHECK_PROTOCOL {
  EDKII_VAR_CHECK_REGISTER_SET_VARIABLE_CHECK_HANDLER    RegisterSetVariableCheckHandler;
  EDKII_VAR_CHECK_VARIABLE_PROPERTY_SET                  VariablePropertySet;
  EDKII_VAR_CHECK_VARIABLE_PROPERTY_GET                  VariablePropertyGet;
};
 
extern EFI_GUID  gEdkiiVarCheckProtocolGuid;
 
#endif