fat.c File Reference

#include <vfs/vfs.h>
#include <ubixos/sched.h>
#include <ubixos/kpanic.h>
#include <ubixos/exec.h>
#include <lib/kmalloc.h>
#include <string.h>
#include <lib/kprintf.h>
#include <assert.h>
#include "fat_filelib.h"
#include "fat_access.h"

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Functions
int	fat_init ()
int	fat_initialize (struct vfs_mountPoint *mp)
int	media_read (unsigned long sector, unsigned char *buffer, unsigned long sector_count)
int	media_write (unsigned long sector, unsigned char *buffer, unsigned long sector_count)
int	mkdir_fat ()
int	open_fat (const char *file, fileDescriptor_t *fd)
int	read_fat (fileDescriptor_t *fd, char *data, off_t offset, long size)
int	unlink_fat ()
int	write_fat (fileDescriptor_t *fd, char *data, off_t offset, long size)

Variables
fileDescriptor_t *	_fd
struct vfs_mountPoint *	_mp

Function Documentation

fat_init()

int fat_init

(

)

Definition at line 180 of file fat.c.

References fat_initialize(), fl_init(), kpanic(), mkdir_fat(), NULL, open_fat(), read_fat(), unlink_fat(), vfsRegisterFS(), and write_fat().

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fat_initialize()

int fat_initialize

(

struct vfs_mountPoint *

mp

)

Definition at line 56 of file fat.c.

References _mp, FAT_INIT_OK, file, fl_attach_media(), fl_fclose(), fl_fopen(), fl_fwrite(), kprintf(), media_read(), and media_write().

Referenced by fat_init().

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media_read()

int media_read	(	unsigned long	sector,
		unsigned char *	buffer,
		unsigned long	sector_count
	)

Definition at line 44 of file fat.c.

References _mp, buffer, vfs_mountPoint::device, device_node::devInfo, device_interface::info, and device_interface::read.

Referenced by fat_initialize().

media_write()

int media_write	(	unsigned long	sector,
		unsigned char *	buffer,
		unsigned long	sector_count
	)

Definition at line 50 of file fat.c.

References _mp, buffer, vfs_mountPoint::device, device_node::devInfo, device_interface::info, and device_interface::write.

Referenced by fat_initialize().

mkdir_fat()

int mkdir_fat

(

)

Definition at line 176 of file fat.c.

Referenced by fat_init().

open_fat()

int open_fat	(	const char *	file,
		fileDescriptor_t *	fd
	)

Definition at line 130 of file fat.c.

References assert, vfs_mountPoint::device, device_node::devInfo, sFL_FILE::filelength, fl_fopen(), fileDescriptor::ino, kprintf(), fileDescriptor::mode, fileDescriptor::mp, fileDescriptor::offset, fileDescriptor::perms, device_interface::read, fileDescriptor::res, fileDescriptor::size, and sFL_FILE::startcluster.

Referenced by fat_init().

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read_fat()

int read_fat	(	fileDescriptor_t *	fd,
		char *	data,
		off_t	offset,
		long	size
	)

Definition at line 95 of file fat.c.

References sFL_FILE::filename, fl_fread(), fl_fseek(), kprintf(), fileDescriptor::offset, and fileDescriptor::res.

Referenced by fat_init().

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unlink_fat()

int unlink_fat

(

)

Definition at line 172 of file fat.c.

Referenced by fat_init().

write_fat()

int write_fat	(	fileDescriptor_t *	fd,
		char *	data,
		off_t	offset,
		long	size
	)

Definition at line 115 of file fat.c.

References fl_fwrite(), kprintf(), and fileDescriptor::res.

Referenced by fat_init().

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Variable Documentation

_fd

fileDescriptor_t* _fd

Definition at line 41 of file fat.c.

_mp

struct vfs_mountPoint* _mp

Definition at line 42 of file fat.c.

Referenced by fat_initialize(), media_read(), and media_write().