BaseTools/Source/C/Include/Common/VariableFormat.h

   1 /**@file
   2   Header file for EFI Variable Services.
   3
   4   Copyright (c) 2007 - 2018, Intel Corporation. All rights reserved.<BR>
   5
   6   SPDX-License-Identifier: BSD-2-Clause-Patent
   7
   8 **/
   9
  10 #ifndef __VARIABLE_FORMAT_H__
  11 #define __VARIABLE_FORMAT_H__
  12
  13 #define VARIABLE_DATA                     0x55AA
  14
  15 //
  16 // Variable Store Header flags
  17 //
  18 #define VARIABLE_STORE_FORMATTED          0x5a
  19 #define VARIABLE_STORE_HEALTHY            0xfe
  20
  21 #pragma pack(1)
  22
  23 typedef struct {
  24   EFI_GUID  Signature;
  25   UINT32    Size;
  26   UINT8     Format;
  27   UINT8     State;
  28   UINT16    Reserved;
  29   UINT32    Reserved1;
  30 } VARIABLE_STORE_HEADER;
  31
  32 typedef struct {
  33   UINT16      StartId;
  34   UINT8       State;
  35   UINT8       Reserved;
  36   UINT32      Attributes;
  37   UINT32      NameSize;
  38   UINT32      DataSize;
  39   EFI_GUID    VendorGuid;
  40 } VARIABLE_HEADER;
  41
  42 #pragma pack()
  43
  44 #endif // _EFI_VARIABLE_H_