Info.c File Reference

#include "Fat.h"

Go to the source code of this file.

Functions
EFI_STATUS	FatGetVolumeInfo (IN FAT_VOLUME *Volume, IN OUT UINTN *BufferSize, OUT VOID *Buffer)
EFI_STATUS	FatSetVolumeInfo (IN FAT_VOLUME *Volume, IN UINTN BufferSize, IN VOID *Buffer)
EFI_STATUS	FatSetOrGetInfo (IN BOOLEAN IsSet, IN EFI_FILE_PROTOCOL *FHand, IN EFI_GUID *Type, IN OUT UINTN *BufferSize, IN OUT VOID *Buffer)
EFI_STATUS	FatGetFileInfo (IN FAT_OFILE *OFile, IN OUT UINTN *BufferSize, OUT VOID *Buffer)
EFI_STATUS	FatGetVolumeLabelInfo (IN FAT_VOLUME *Volume, IN OUT UINTN *BufferSize, OUT VOID *Buffer)
EFI_STATUS	FatSetVolumeLabelInfo (IN FAT_VOLUME *Volume, IN UINTN BufferSize, IN VOID *Buffer)
EFI_STATUS	FatSetFileInfo (IN FAT_VOLUME *Volume, IN FAT_IFILE *IFile, IN FAT_OFILE *OFile, IN UINTN BufferSize, IN VOID *Buffer)
EFI_STATUS EFIAPI	FatGetInfo (IN EFI_FILE_PROTOCOL *FHand, IN EFI_GUID *Type, IN OUT UINTN *BufferSize, OUT VOID *Buffer)
EFI_STATUS EFIAPI	FatSetInfo (IN EFI_FILE_PROTOCOL *FHand, IN EFI_GUID *Type, IN UINTN BufferSize, IN VOID *Buffer)

Detailed Description

Routines dealing with setting/getting file/volume info

Copyright (c) 2005 - 2015, Intel Corporation. All rights reserved.
SPDX-License-Identifier: BSD-2-Clause-Patent

Definition in file Info.c.

Function Documentation

FatGetFileInfo()

EFI_STATUS FatGetFileInfo	(	IN FAT_OFILE *	OFile,
		IN OUT UINTN *	BufferSize,
		OUT VOID *	Buffer
	)

Get the open file's info into Buffer.

Parameters

OFile	- The open file.
BufferSize	- Size of Buffer.
Buffer	- Buffer containing file info.

Return values

EFI_SUCCESS	- Get the file info successfully.
EFI_BUFFER_TOO_SMALL	- The buffer is too small.

Definition at line 89 of file Info.c.

FatGetInfo()

EFI_STATUS EFIAPI FatGetInfo	(	IN EFI_FILE_PROTOCOL *	FHand,
		IN EFI_GUID *	Type,
		IN OUT UINTN *	BufferSize,
		OUT VOID *	Buffer
	)

Get the some types info of the file into Buffer.

Parameters

FHand	- The handle of file.
Type	- The type of the info.
BufferSize	- Size of Buffer.
Buffer	- Buffer containing volume info.

Return values

EFI_SUCCESS	- Get the info successfully.
EFI_DEVICE_ERROR	- Can not find the OFile for the file.

Definition at line 569 of file Info.c.

FatGetVolumeInfo()

EFI_STATUS FatGetVolumeInfo	(	IN FAT_VOLUME *	Volume,
		IN OUT UINTN *	BufferSize,
		OUT VOID *	Buffer
	)

Get the volume's info into Buffer.

Parameters

Volume	- FAT file system volume.
BufferSize	- Size of Buffer.
Buffer	- Buffer containing volume info.

Return values

EFI_SUCCESS	- Get the volume info successfully.
EFI_BUFFER_TOO_SMALL	- The buffer is too small.

Definition at line 111 of file Info.c.

FatGetVolumeLabelInfo()

EFI_STATUS FatGetVolumeLabelInfo	(	IN FAT_VOLUME *	Volume,
		IN OUT UINTN *	BufferSize,
		OUT VOID *	Buffer
	)

Get the volume's label info into Buffer.

Parameters

Volume	- FAT file system volume.
BufferSize	- Size of Buffer.
Buffer	- Buffer containing volume's label info.

Return values

EFI_SUCCESS	- Get the volume's label info successfully.
EFI_BUFFER_TOO_SMALL	- The buffer is too small.

Definition at line 171 of file Info.c.

FatSetFileInfo()

EFI_STATUS FatSetFileInfo	(	IN FAT_VOLUME *	Volume,
		IN FAT_IFILE *	IFile,
		IN FAT_OFILE *	OFile,
		IN UINTN	BufferSize,
		IN VOID *	Buffer
	)

Set the file info.

Parameters

Volume	- FAT file system volume.
IFile	- The instance of the open file.
OFile	- The open file.
BufferSize	- Size of Buffer.
Buffer	- Buffer containing the new file info.

Return values

EFI_SUCCESS	- Set the file info successfully.
EFI_ACCESS_DENIED	- It is the root directory or the directory attribute bit can not change or try to change a directory size or something else.
EFI_UNSUPPORTED	- The new file size is larger than 4GB.
EFI_WRITE_PROTECTED	- The disk is write protected.
EFI_BAD_BUFFER_SIZE	- The buffer size is error.
EFI_INVALID_PARAMETER	- The time info or attributes info is error.
EFI_OUT_OF_RESOURCES	- Can not allocate new memory.
EFI_VOLUME_CORRUPTED	- The volume is corrupted.

Returns

other - An error occurred when operation the disk.

Definition at line 287 of file Info.c.

FatSetInfo()

EFI_STATUS EFIAPI FatSetInfo	(	IN EFI_FILE_PROTOCOL *	FHand,
		IN EFI_GUID *	Type,
		IN UINTN	BufferSize,
		IN VOID *	Buffer
	)

Set the some types info of the file into Buffer.

Parameters

FHand	- The handle of file.
Type	- The type of the info.
BufferSize	- Size of Buffer
Buffer	- Buffer containing volume info.

Return values

EFI_SUCCESS	- Set the info successfully.
EFI_DEVICE_ERROR	- Can not find the OFile for the file.

Definition at line 594 of file Info.c.

FatSetOrGetInfo()

EFI_STATUS FatSetOrGetInfo	(	IN BOOLEAN	IsSet,
		IN EFI_FILE_PROTOCOL *	FHand,
		IN EFI_GUID *	Type,
		IN OUT UINTN *	BufferSize,
		IN OUT VOID *	Buffer
	)

Set or Get the some types info of the file into Buffer.

Parameters

IsSet	- TRUE:The access is set, else is get
FHand	- The handle of file
Type	- The type of the info
BufferSize	- Size of Buffer
Buffer	- Buffer containing volume info

Return values

EFI_SUCCESS	- Get the info successfully
EFI_DEVICE_ERROR	- Can not find the OFile for the file

Definition at line 487 of file Info.c.

FatSetVolumeInfo()

EFI_STATUS FatSetVolumeInfo	(	IN FAT_VOLUME *	Volume,
		IN UINTN	BufferSize,
		IN VOID *	Buffer
	)

Set the volume's info.

Parameters

Volume	- FAT file system volume.
BufferSize	- Size of Buffer.
Buffer	- Buffer containing the new volume info.

Return values

EFI_SUCCESS	- Set the volume info successfully.
EFI_BAD_BUFFER_SIZE	- The buffer size is error.
EFI_WRITE_PROTECTED	- The volume is read only.

Returns

other - An error occurred when operation the disk.

Definition at line 213 of file Info.c.

FatSetVolumeLabelInfo()

EFI_STATUS FatSetVolumeLabelInfo	(	IN FAT_VOLUME *	Volume,
		IN UINTN	BufferSize,
		IN VOID *	Buffer
	)

Set the volume's label info.

Parameters

Volume	- FAT file system volume.
BufferSize	- Size of Buffer.
Buffer	- Buffer containing the new volume label info.

Return values

EFI_SUCCESS	- Set the volume label info successfully.
EFI_WRITE_PROTECTED	- The disk is write protected.
EFI_BAD_BUFFER_SIZE	- The buffer size is error.

Returns

other - An error occurred when operation the disk.

Definition at line 245 of file Info.c.