map.c File Reference

#include <linux/buffer_head.h>
#include <asm/unaligned.h>
#include "adfs.h"

Go to the source code of this file.

Macros
#define	GET_FRAG_ID(_map, _start, _idmask)

Functions
unsigned int	adfs_map_free (struct super_block *sb)
int	adfs_map_lookup (struct super_block *sb, unsigned int frag_id, unsigned int offset)

Macro Definition Documentation

#define GET_FRAG_ID	(		_map,
			_start,
			_idmask
	)

Value:

({                              \
        unsigned char *_m = _map + (_start >> 3);       \
		u32 _frag = get_unaligned_le32(_m);           \
        _frag >>= (_start & 7);                 \
        _frag & _idmask;                    \
    })

Definition at line 56 of file map.c.

Function Documentation

unsigned int adfs_map_free

(

struct super_block *

sb

)

Definition at line 230 of file map.c.

int adfs_map_lookup	(	struct super_block *	sb,
		unsigned int	frag_id,
		unsigned int	offset
	)

Definition at line 248 of file map.c.