MdePkg/Include/Guid/FileSystemVolumeLabelInfo.h

   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