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, Intel Corporation
   7   All rights reserved. This program and the accompanying materials
   8   are licensed and made available under the terms and conditions of the BSD License
   9   which accompanies this distribution.  The full text of the license may be found at
  10   http://opensource.org/licenses/bsd-license.php
  11
  12   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  13   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  14
  15 **/
  16
  17 #ifndef __FILE_SYSTEM_VOLUME_LABEL_INFO_H__
  18 #define __FILE_SYSTEM_VOLUME_LABEL_INFO_H__
  19
  20 #define EFI_FILE_SYSTEM_VOLUME_LABEL_INFO_ID_GUID \
  21   { \
  22     0xDB47D7D3, 0xFE81, 0x11d3, {0x9A, 0x35, 0x00, 0x90, 0x27, 0x3F, 0xC1, 0x4D } \
  23   }
  24
  25 #define EFI_FILE_SYSTEM_VOLUME_LABEL_ID \
  26         EFI_FILE_SYSTEM_VOLUME_LABEL_INFO_ID_GUID
  27
  28 typedef struct {
  29   ///
  30   /// The Null-terminated string that is the volume's label.
  31   ///
  32   CHAR16  VolumeLabel[1];
  33 } EFI_FILE_SYSTEM_VOLUME_LABEL_INFO;
  34
  35 typedef EFI_FILE_SYSTEM_VOLUME_LABEL_INFO EFI_FILE_SYSTEM_VOLUME_LABEL;
  36
  37 #define SIZE_OF_EFI_FILE_SYSTEM_VOLUME_LABEL_INFO \
  38         EFI_FIELD_OFFSET (EFI_FILE_SYSTEM_VOLUME_LABEL_INFO, VolumeLabel)
  39
  40 extern EFI_GUID gEfiFileSystemVolumeLabelInfoIdGuid;
  41
  42 #endif