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5a96e3e3fe
2. Removed the unnecessary library and include path from MSA files git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@540 6f19259b-4bc3-4df7-8a09-765794883524
79 lines
2.0 KiB
C
79 lines
2.0 KiB
C
/*++
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Copyright (c) 2006, Intel Corporation
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All rights reserved. This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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Module Name:
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EfiVariable.h
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Abstract:
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Header file for EFI Variable Services
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--*/
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#ifndef _EFI_VARIABLE_H_
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#define _EFI_VARIABLE_H_
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#define VARIABLE_STORE_SIGNATURE EFI_SIGNATURE_32 ('$', 'V', 'S', 'S')
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#define MAX_VARIABLE_SIZE 1024
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#define VARIABLE_DATA 0x55AA
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//
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// Variable Store Header flags
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//
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#define VARIABLE_STORE_FORMATTED 0x5a
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#define VARIABLE_STORE_HEALTHY 0xfe
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//
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// Variable Store Status
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//
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typedef enum {
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EfiRaw,
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EfiValid,
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EfiInvalid,
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EfiUnknown
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} VARIABLE_STORE_STATUS;
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//
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// Variable State flags
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//
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#define VAR_IN_DELETED_TRANSITION 0xfe // Variable is in obsolete transistion
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#define VAR_DELETED 0xfd // Variable is obsolete
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#define VAR_ADDED 0x7f // Variable has been completely added
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#define IS_VARIABLE_STATE(_c, _Mask) (BOOLEAN) (((~_c) & (~_Mask)) != 0)
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#pragma pack(1)
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typedef struct {
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UINT32 Signature;
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UINT32 Size;
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UINT8 Format;
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UINT8 State;
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UINT16 Reserved;
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UINT32 Reserved1;
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} VARIABLE_STORE_HEADER;
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typedef struct {
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UINT16 StartId;
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UINT8 State;
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UINT8 Reserved;
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UINT32 Attributes;
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UINTN NameSize;
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UINTN DataSize;
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EFI_GUID VendorGuid;
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} VARIABLE_HEADER;
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#pragma pack()
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#endif // _EFI_VARIABLE_H_
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