| 878ddf1f |
1 | /*++\r |
| 2 | \r |
| 3 | Copyright (c) 2006, Intel Corporation \r |
| 4 | All rights reserved. This program and the accompanying materials \r |
| 5 | are licensed and made available under the terms and conditions of the BSD License \r |
| 6 | which accompanies this distribution. The full text of the license may be found at \r |
| 7 | http://opensource.org/licenses/bsd-license.php \r |
| 8 | \r |
| 9 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r |
| 10 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r |
| 11 | \r |
| 12 | Module Name:\r |
| 13 | \r |
| 14 | EfiVariable.h\r |
| 15 | \r |
| 16 | Abstract:\r |
| 17 | \r |
| 18 | Header file for EFI Variable Services\r |
| 19 | \r |
| 20 | --*/\r |
| 21 | \r |
| 22 | #ifndef _EFI_VARIABLE_H_\r |
| 23 | #define _EFI_VARIABLE_H_\r |
| 24 | \r |
| 25 | #define VARIABLE_STORE_SIGNATURE EFI_SIGNATURE_32 ('$', 'V', 'S', 'S')\r |
| 26 | \r |
| 27 | #define MAX_VARIABLE_SIZE 1024\r |
| 28 | \r |
| 29 | #define VARIABLE_DATA 0x55AA\r |
| 30 | \r |
| 31 | //\r |
| 32 | // Variable Store Header flags\r |
| 33 | //\r |
| 34 | #define VARIABLE_STORE_FORMATTED 0x5a\r |
| 35 | #define VARIABLE_STORE_HEALTHY 0xfe\r |
| 36 | \r |
| 37 | //\r |
| 38 | // Variable Store Status\r |
| 39 | //\r |
| 40 | typedef enum {\r |
| 41 | EfiRaw,\r |
| 42 | EfiValid,\r |
| 43 | EfiInvalid,\r |
| 44 | EfiUnknown\r |
| 45 | } VARIABLE_STORE_STATUS;\r |
| 46 | \r |
| 47 | //\r |
| 48 | // Variable State flags\r |
| 49 | //\r |
| 50 | #define VAR_IN_DELETED_TRANSITION 0xfe // Variable is in obsolete transistion\r |
| 51 | #define VAR_DELETED 0xfd // Variable is obsolete\r |
| 52 | #define VAR_ADDED 0x7f // Variable has been completely added\r |
| 53 | #define IS_VARIABLE_STATE(_c, _Mask) (BOOLEAN) (((~_c) & (~_Mask)) != 0)\r |
| 54 | \r |
| 55 | #pragma pack(1)\r |
| 56 | \r |
| 57 | typedef struct {\r |
| 58 | UINT32 Signature;\r |
| 59 | UINT32 Size;\r |
| 60 | UINT8 Format;\r |
| 61 | UINT8 State;\r |
| 62 | UINT16 Reserved;\r |
| 63 | UINT32 Reserved1;\r |
| 64 | } VARIABLE_STORE_HEADER;\r |
| 65 | \r |
| 66 | typedef struct {\r |
| 67 | UINT16 StartId;\r |
| 68 | UINT8 State;\r |
| 69 | UINT8 Reserved;\r |
| 70 | UINT32 Attributes;\r |
| 71 | UINT32 NameSize;\r |
| 72 | UINT32 DataSize;\r |
| 73 | EFI_GUID VendorGuid;\r |
| 74 | } VARIABLE_HEADER;\r |
| 75 | \r |
| 76 | #pragma pack()\r |
| 77 | \r |
| 78 | #endif // _EFI_VARIABLE_H_\r |
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