mirror of
https://github.com/CloverHackyColor/CloverBootloader.git
synced 2024-12-26 16:47:40 +01:00
58 lines
1.8 KiB
C
58 lines
1.8 KiB
C
/** @file
|
|
Provides a GUID and a data structure that can be used with EFI_FILE_PROTOCOL.GetInfo()
|
|
or EFI_FILE_PROTOCOL.SetInfo() to get or set information about the system's volume.
|
|
This GUID is defined in UEFI specification.
|
|
|
|
Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
|
|
SPDX-License-Identifier: BSD-2-Clause-Patent
|
|
|
|
**/
|
|
|
|
#ifndef __FILE_SYSTEM_INFO_H__
|
|
#define __FILE_SYSTEM_INFO_H__
|
|
|
|
#define EFI_FILE_SYSTEM_INFO_ID \
|
|
{ \
|
|
0x9576e93, 0x6d3f, 0x11d2, {0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b } \
|
|
}
|
|
|
|
typedef struct {
|
|
///
|
|
/// The size of the EFI_FILE_SYSTEM_INFO structure, including the Null-terminated VolumeLabel string.
|
|
///
|
|
UINT64 Size;
|
|
///
|
|
/// TRUE if the volume only supports read access.
|
|
///
|
|
BOOLEAN ReadOnly;
|
|
///
|
|
/// The number of bytes managed by the file system.
|
|
///
|
|
UINT64 VolumeSize;
|
|
///
|
|
/// The number of available bytes for use by the file system.
|
|
///
|
|
UINT64 FreeSpace;
|
|
///
|
|
/// The nominal block size by which files are typically grown.
|
|
///
|
|
UINT32 BlockSize;
|
|
///
|
|
/// The Null-terminated string that is the volume's label.
|
|
///
|
|
CHAR16 VolumeLabel[1];
|
|
} EFI_FILE_SYSTEM_INFO;
|
|
|
|
///
|
|
/// The VolumeLabel field of the EFI_FILE_SYSTEM_INFO data structure is variable length.
|
|
/// Whenever code needs to know the size of the EFI_FILE_SYSTEM_INFO data structure, it needs
|
|
/// to be the size of the data structure without the VolumeLable field. The following macro
|
|
/// computes this size correctly no matter how big the VolumeLable array is declared.
|
|
/// This is required to make the EFI_FILE_SYSTEM_INFO data structure ANSI compilant.
|
|
///
|
|
#define SIZE_OF_EFI_FILE_SYSTEM_INFO OFFSET_OF (EFI_FILE_SYSTEM_INFO, VolumeLabel)
|
|
|
|
extern EFI_GUID gEfiFileSystemInfoGuid;
|
|
|
|
#endif
|