1 /** @file
2   Provides a GUID and a data structure that can be used with EFI_FILE_PROTOCOL.GetInfo()
3   or EFI_FILE_PROTOCOL.SetInfo() to get or set the system's volume label.
4   This GUID is defined in UEFI specification.
5 
6   Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
7   SPDX-License-Identifier: BSD-2-Clause-Patent
8 
9 **/
10 
11 #ifndef __FILE_SYSTEM_VOLUME_LABEL_INFO_H__
12 #define __FILE_SYSTEM_VOLUME_LABEL_INFO_H__
13 
14 #define EFI_FILE_SYSTEM_VOLUME_LABEL_ID \
15   { \
16     0xDB47D7D3, 0xFE81, 0x11d3, {0x9A, 0x35, 0x00, 0x90, 0x27, 0x3F, 0xC1, 0x4D } \
17   }
18 
19 typedef struct {
20   ///
21   /// The Null-terminated string that is the volume's label.
22   ///
23   CHAR16  VolumeLabel[1];
24 } EFI_FILE_SYSTEM_VOLUME_LABEL;
25 
26 #define SIZE_OF_EFI_FILE_SYSTEM_VOLUME_LABEL \
27         OFFSET_OF (EFI_FILE_SYSTEM_VOLUME_LABEL, VolumeLabel)
28 
29 extern EFI_GUID gEfiFileSystemVolumeLabelInfoIdGuid;
30 
31 #endif
32