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author | Al Viro <viro@zeniv.linux.org.uk> | 2012-04-17 20:41:13 (GMT) |
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committer | Al Viro <viro@zeniv.linux.org.uk> | 2012-05-30 03:28:39 (GMT) |
commit | 28fe3c1963b0bafa56ec92df1987828090151d87 (patch) | |
tree | 021985387ca7d13dafd1571f1c3e9ad6f3051084 /fs/hpfs/hpfs.h | |
parent | 77ee26e44c28823a29bc09091950544566ae7cea (diff) | |
download | linux-fsl-qoriq-28fe3c1963b0bafa56ec92df1987828090151d87.tar.xz |
hpfs: assorted endianness annotations
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/hpfs/hpfs.h')
-rw-r--r-- | fs/hpfs/hpfs.h | 108 |
1 files changed, 54 insertions, 54 deletions
diff --git a/fs/hpfs/hpfs.h b/fs/hpfs/hpfs.h index 051ff45..cce025a 100644 --- a/fs/hpfs/hpfs.h +++ b/fs/hpfs/hpfs.h @@ -51,11 +51,11 @@ struct hpfs_boot_block u8 n_rootdir_entries[2]; u8 n_sectors_s[2]; u8 media_byte; - u16 sectors_per_fat; - u16 sectors_per_track; - u16 heads_per_cyl; - u32 n_hidden_sectors; - u32 n_sectors_l; /* size of partition */ + __le16 sectors_per_fat; + __le16 sectors_per_track; + __le16 heads_per_cyl; + __le32 n_hidden_sectors; + __le32 n_sectors_l; /* size of partition */ u8 drive_number; u8 mbz; u8 sig_28h; /* 28h */ @@ -63,7 +63,7 @@ struct hpfs_boot_block u8 vol_label[11]; u8 sig_hpfs[8]; /* "HPFS " */ u8 pad[448]; - u16 magic; /* aa55 */ + __le16 magic; /* aa55 */ }; @@ -75,28 +75,28 @@ struct hpfs_boot_block struct hpfs_super_block { - u32 magic; /* f995 e849 */ - u32 magic1; /* fa53 e9c5, more magic? */ + __le32 magic; /* f995 e849 */ + __le32 magic1; /* fa53 e9c5, more magic? */ u8 version; /* version of a filesystem usually 2 */ u8 funcversion; /* functional version - oldest version of filesystem that can understand this disk */ - u16 zero; /* 0 */ - fnode_secno root; /* fnode of root directory */ - secno n_sectors; /* size of filesystem */ - u32 n_badblocks; /* number of bad blocks */ - secno bitmaps; /* pointers to free space bit maps */ - u32 zero1; /* 0 */ - secno badblocks; /* bad block list */ - u32 zero3; /* 0 */ - time32_t last_chkdsk; /* date last checked, 0 if never */ - time32_t last_optimize; /* date last optimized, 0 if never */ - secno n_dir_band; /* number of sectors in dir band */ - secno dir_band_start; /* first sector in dir band */ - secno dir_band_end; /* last sector in dir band */ - secno dir_band_bitmap; /* free space map, 1 dnode per bit */ + __le16 zero; /* 0 */ + __le32 root; /* fnode of root directory */ + __le32 n_sectors; /* size of filesystem */ + __le32 n_badblocks; /* number of bad blocks */ + __le32 bitmaps; /* pointers to free space bit maps */ + __le32 zero1; /* 0 */ + __le32 badblocks; /* bad block list */ + __le32 zero3; /* 0 */ + __le32 last_chkdsk; /* date last checked, 0 if never */ + __le32 last_optimize; /* date last optimized, 0 if never */ + __le32 n_dir_band; /* number of sectors in dir band */ + __le32 dir_band_start; /* first sector in dir band */ + __le32 dir_band_end; /* last sector in dir band */ + __le32 dir_band_bitmap; /* free space map, 1 dnode per bit */ u8 volume_name[32]; /* not used */ - secno user_id_table; /* 8 preallocated sectors - user id */ + __le32 user_id_table; /* 8 preallocated sectors - user id */ u32 zero6[103]; /* 0 */ }; @@ -109,8 +109,8 @@ struct hpfs_super_block struct hpfs_spare_block { - u32 magic; /* f991 1849 */ - u32 magic1; /* fa52 29c5, more magic? */ + __le32 magic; /* f991 1849 */ + __le32 magic1; /* fa52 29c5, more magic? */ #ifdef __LITTLE_ENDIAN u8 dirty: 1; /* 0 clean, 1 "improperly stopped" */ @@ -153,21 +153,21 @@ struct hpfs_spare_block u8 mm_contlgulty; u8 unused; - secno hotfix_map; /* info about remapped bad sectors */ - u32 n_spares_used; /* number of hotfixes */ - u32 n_spares; /* number of spares in hotfix map */ - u32 n_dnode_spares_free; /* spare dnodes unused */ - u32 n_dnode_spares; /* length of spare_dnodes[] list, + __le32 hotfix_map; /* info about remapped bad sectors */ + __le32 n_spares_used; /* number of hotfixes */ + __le32 n_spares; /* number of spares in hotfix map */ + __le32 n_dnode_spares_free; /* spare dnodes unused */ + __le32 n_dnode_spares; /* length of spare_dnodes[] list, follows in this block*/ - secno code_page_dir; /* code page directory block */ - u32 n_code_pages; /* number of code pages */ - u32 super_crc; /* on HPFS386 and LAN Server this is + __le32 code_page_dir; /* code page directory block */ + __le32 n_code_pages; /* number of code pages */ + __le32 super_crc; /* on HPFS386 and LAN Server this is checksum of superblock, on normal OS/2 unused */ - u32 spare_crc; /* on HPFS386 checksum of spareblock */ - u32 zero1[15]; /* unused */ - dnode_secno spare_dnodes[100]; /* emergency free dnode list */ - u32 zero2[1]; /* room for more? */ + __le32 spare_crc; /* on HPFS386 checksum of spareblock */ + __le32 zero1[15]; /* unused */ + __le32 spare_dnodes[100]; /* emergency free dnode list */ + __le32 zero2[1]; /* room for more? */ }; /* The bad block list is 4 sectors long. The first word must be zero, @@ -202,18 +202,18 @@ struct hpfs_spare_block struct code_page_directory { - u32 magic; /* 4945 21f7 */ - u32 n_code_pages; /* number of pointers following */ - u32 zero1[2]; + __le32 magic; /* 4945 21f7 */ + __le32 n_code_pages; /* number of pointers following */ + __le32 zero1[2]; struct { - u16 ix; /* index */ - u16 code_page_number; /* code page number */ - u32 bounds; /* matches corresponding word + __le16 ix; /* index */ + __le16 code_page_number; /* code page number */ + __le32 bounds; /* matches corresponding word in data block */ - secno code_page_data; /* sector number of a code_page_data + __le32 code_page_data; /* sector number of a code_page_data containing c.p. array */ - u16 index; /* index in c.p. array in that sector*/ - u16 unknown; /* some unknown value; usually 0; + __le16 index; /* index in c.p. array in that sector*/ + __le16 unknown; /* some unknown value; usually 0; 2 in Japanese version */ } array[31]; /* unknown length */ }; @@ -224,19 +224,19 @@ struct code_page_directory struct code_page_data { - u32 magic; /* 8945 21f7 */ - u32 n_used; /* # elements used in c_p_data[] */ - u32 bounds[3]; /* looks a bit like + __le32 magic; /* 8945 21f7 */ + __le32 n_used; /* # elements used in c_p_data[] */ + __le32 bounds[3]; /* looks a bit like (beg1,end1), (beg2,end2) one byte each */ - u16 offs[3]; /* offsets from start of sector + __le16 offs[3]; /* offsets from start of sector to start of c_p_data[ix] */ struct { - u16 ix; /* index */ - u16 code_page_number; /* code page number */ - u16 unknown; /* the same as in cp directory */ + __le16 ix; /* index */ + __le16 code_page_number; /* code page number */ + __le16 unknown; /* the same as in cp directory */ u8 map[128]; /* upcase table for chars 80..ff */ - u16 zero2; + __le16 zero2; } code_page[3]; u8 incognita[78]; }; |