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#ifndef _AFFS_FS_SB
#define _AFFS_FS_SB
/*
* super-block data in memory
*
* Block numbers are adjusted for their actual size
*
*/
struct affs_bm_info {
u32 bm_key; /* Disk block number */
u32 bm_free; /* Free blocks in here */
};
struct affs_sb_info {
int s_partition_size; /* Partition size in blocks. */
int s_reserved; /* Number of reserved blocks. */
//u32 s_blksize; /* Initial device blksize */
u32 s_data_blksize; /* size of the data block w/o header */
u32 s_root_block; /* FFS root block number. */
int s_hashsize; /* Size of hash table. */
unsigned long s_flags; /* See below. */
uid_t s_uid; /* uid to override */
gid_t s_gid; /* gid to override */
umode_t s_mode; /* mode to override */
struct buffer_head *s_root_bh; /* Cached root block. */
struct semaphore s_bmlock; /* Protects bitmap access. */
struct affs_bm_info *s_bitmap; /* Bitmap infos. */
u32 s_bmap_count; /* # of bitmap blocks. */
u32 s_bmap_bits; /* # of bits in one bitmap blocks */
u32 s_last_bmap;
struct buffer_head *s_bmap_bh;
char *s_prefix; /* Prefix for volumes and assigns. */
int s_prefix_len; /* Length of prefix. */
char s_volume[32]; /* Volume prefix for absolute symlinks. */
};
#define SF_INTL 0x0001 /* International filesystem. */
#define SF_BM_VALID 0x0002 /* Bitmap is valid. */
#define SF_IMMUTABLE 0x0004 /* Protection bits cannot be changed */
#define SF_QUIET 0x0008 /* chmod errors will be not reported */
#define SF_SETUID 0x0010 /* Ignore Amiga uid */
#define SF_SETGID 0x0020 /* Ignore Amiga gid */
#define SF_SETMODE 0x0040 /* Ignore Amiga protection bits */
#define SF_MUFS 0x0100 /* Use MUFS uid/gid mapping */
#define SF_OFS 0x0200 /* Old filesystem */
#define SF_PREFIX 0x0400 /* Buffer for prefix is allocated */
#define SF_VERBOSE 0x0800 /* Talk about fs when mounting */
#define SF_READONLY 0x1000 /* Don't allow to remount rw */
/* short cut to get to the affs specific sb data */
#define AFFS_SB (&sb->u.affs_sb)
#endif
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