FAT access

FAT access. More...

Collaboration diagram for FAT access:

Functions
DWORD	get_fat (FATFS *fs, DWORD clst)
	Read value of a FAT entry. More...
FRESULT	put_fat (FATFS *fs, DWORD clst, DWORD val)
	Change value of a FAT entry. More...

Detailed Description

FAT access.

Function Documentation

DWORD get_fat	(	FATFS *	fs,
		DWORD	clst
	)

Read value of a FAT entry.

Parameters

fs	File system object
clst	Cluster# to get the link information

Returns

• 0xFFFFFFFF: Disk error
• 1: Internal error
• else: Cluster status

Definition at line 976 of file ff.c.

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FRESULT put_fat	(	FATFS *	fs,
		DWORD	clst,
		DWORD	val
	)

Change value of a FAT entry.

Parameters

fs	File system object
clst	Cluster# to be changed in range of 2 to fs->n_fatent - 1
val	New value to mark the cluster

Returns

FRESULT

Definition at line 1015 of file ff.c.