56d7640a53
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10439 6f19259b-4bc3-4df7-8a09-765794883524
52 lines
1.5 KiB
C
52 lines
1.5 KiB
C
/** @file
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Provides functions to save and restore NV variables in a file.
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Copyright (c) 2009, Intel Corporation. All rights reserved.<BR>
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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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**/
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#ifndef __NV_VARS_FILE_LIB__
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#define __NV_VARS_FILE_LIB__
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/**
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Attempts to connect the NvVarsFileLib to the specified file system.
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@param[in] FsHandle - Handle for a gEfiSimpleFileSystemProtocolGuid instance
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@return The EFI_STATUS while attempting to connect the NvVarsFileLib
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to the file system instance.
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@retval EFI_SUCCESS - The given file system was connected successfully
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**/
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EFI_STATUS
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EFIAPI
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ConnectNvVarsToFileSystem (
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IN EFI_HANDLE FsHandle
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);
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/**
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Update non-volatile variables stored on the file system.
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@return The EFI_STATUS while attempting to update the variable on
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the connected file system.
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@retval EFI_SUCCESS - The non-volatile variables were saved to the disk
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@retval EFI_NOT_STARTED - A file system has not been connected
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**/
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EFI_STATUS
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EFIAPI
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UpdateNvVarsOnFileSystem (
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);
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#endif
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