
#------------------------------------------------------------------------------
# filesystems:  file(1) magic for different filesystems
#
0	string	\366\366\366\366	PC formatted floppy with no filesystem
# Sun disk labels
# From /usr/include/sun/dklabel.h:
0774	beshort		0xdabe		Sun disk label
>0	string		x		'%s
>>31  	string		>\0		\b%s
>>>63  	string		>\0		\b%s
>>>>95 	string		>\0		\b%s
>0	string		x		\b'
>0734	short		>0		%d rpm,
>0736	short		>0		%d phys cys,
>0740	short		>0		%d alts/cyl,
>0746	short		>0		%d interleave,
>0750	short		>0		%d data cyls,
>0752	short		>0		%d alt cyls,
>0754	short		>0		%d heads/partition,
>0756	short		>0		%d sectors/track,
>0764	long		>0		start cyl %ld,
>0770	long		x		%ld blocks
# Is there a boot block written 1 sector in?
>512    belong&077777777	0600407	\b, boot block present
0x1FE	leshort	0xAA55			x86 boot sector
>2	string	OSBS			\b, OS/BS MBR
# J\xf6rg Jenderek <joerg@pcialias.localnet>
>0x8C	string	Invalid\ partition\ table	\b, MS-DOS MBR
>0x9D	string	Invalid\ partition\ table	\b, DR-DOS MBR, version 7.01 to 7.03
>0x10F	string	Ung\201ltige\ Partitionstabelle	\b, MS-DOS MBR, german version 4.10.1998, 4.10.2222
>0x8B	string	Ung\201ltige\ Partitionstabelle	\b, MS-DOS MBR, german version 5.00 to 4.00.950
>0x145	string	Default:\ F			\b, FREE-DOS MBR
>0	string	\0\0\0\0		\b, extended partition table
>0	leshort 0x3CEB			\b, system
>>3	string	>\0			%s
>>0x36	string	FAT			\b, %s
>>>0x39	string	12			(%s bit)
>>>0x39	string	16			(%s bit)
>0x52	string	FAT32			\b, FAT (32 bit)
>>>43	string		>NO\ NAME	label: %.11s,
>>>43	string		<NO\ NAME	label: %.11s,
>>>43	string		NO\ NAME	unlabeled,
>>>19	leshort		>0		%d sectors
>>>19	leshort		0		
>>>>32	lelong		x		%d sectors
>0x200	lelong	0x82564557		\b, BSD disklabel

# Solaris 7 FAT12 floppies J\xf6rg Jenderek <joerg@pcialias.localnet>
>0	leshort 0x7AEB			\b, system
>>3	string	>\0			%s
>>0x36	string	FAT			\b, %s
>>>0x39	string	12			(%s bit)

# Minix filesystems - Juan Cespedes <cespedes@debian.org>
0x410	leshort		0x137f		Minix filesystem
0x410	beshort		0x137f		Minix filesystem (big endian),
>0x402	beshort		!0		\b, %d zones
>0x1e	string		minix		\b, bootable
0x410	leshort		0x138f		Minix filesystem, 30 char names
0x410	leshort		0x2468		Minix filesystem, version 2
0x410	leshort		0x2478		Minix filesystem, version 2, 30 char names

# romfs filesystems - Juan Cespedes <cespedes@debian.org>
0	string		-rom1fs-\0	romfs filesystem, version 1
>8	belong	x			%d bytes,
>16	string	x			named %s.

# netboot image - Juan Cespedes <cespedes@debian.org>
0	lelong		0x1b031336L	Netboot image,
>4	lelong&0xFFFFFF00	0
>>4	lelong&0x100	0x000		mode 2
>>4	lelong&0x100	0x100		mode 3
>4	lelong&0xFFFFFF00	!0	unknown mode

0x18b	string	OS/2	OS/2 Boot Manager

9564	lelong		0x00011954	Unix Fast File system (little-endian),
>8404	string		x		last mounted on %s,
#>9504	ledate		x		last checked at %s,
>8224	ledate		x		last written at %s,
>8401	byte		x		clean flag %d,
>8228	lelong		x		number of blocks %d,
>8232	lelong		x		number of data blocks %d,
>8236	lelong		x		number of cylinder groups %d,
>8240	lelong		x		block size %d,
>8244	lelong		x		fragment size %d,
>8252	lelong		x		minimum percentage of free blocks %d,
>8256	lelong		x		rotational delay %dms,
>8260	lelong		x		disk rotational speed %drps,
>8320	lelong		0		TIME optimization
>8320	lelong		1		SPACE optimization

9564	belong		0x00011954	Unix Fast File system (big-endian),
>8404	string		x		last mounted on %s,
#>9504	bedate		x		last checked at %s,
>8224	bedate		x		last written at %s,
>8401	byte		x		clean flag %d,
>8228	belong		x		number of blocks %d,
>8232	belong		x		number of data blocks %d,
>8236	belong		x		number of cylinder groups %d,
>8240	belong		x		block size %d,
>8244	belong		x		fragment size %d,
>8252	belong		x		minimum percentage of free blocks %d,
>8256	belong		x		rotational delay %dms,
>8260	belong		x		disk rotational speed %drps,
>8320	belong		0		TIME optimization
>8320	belong		1		SPACE optimization

# ext2/ext3 filesystems - Andreas Dilger <adilger@turbolabs.com>
0x438	leshort		0xEF53		Linux
>0x44c	lelong		x		rev %d
>0x43e	leshort		x		\b.%d
>0x45c	lelong		^0x0000004	ext2 filesystem data
>>0x43a	leshort		^0x0000001	(mounted or unclean)
>0x45c	lelong		&0x0000004	ext3 filesystem data
>>0x460	lelong		&0x0000004	(needs journal recovery)
>0x43a	leshort		&0x0000002	(errors)
>0x460	lelong		&0x0000001	(compressed)
#>0x460	lelong		&0x0000002	(filetype)
#>0x464	lelong		&0x0000001	(sparse_super)
>0x464	lelong		&0x0000002	(large files)

# SGI disk labels - Nathan Scott <nathans@debian.org>
0	belong		0x0BE5A941	SGI disk label (volume header)

# SGI XFS filesystem - Nathan Scott <nathans@debian.org>
0	belong		0x58465342	SGI XFS filesystem data
>0x4	belong		x		(blksz=3D%d,
>0x68	beshort		x		inosz=3D%d,
>0x64	beshort		^0x2004		v1 dirs)
>0x64	beshort		&0x2004		v2 dirs)

############################################################################
# Minix-ST kernel floppy
0x800	belong		0x46fc2700	Atari-ST Minix kernel image
>19	string		\240\5\371\5\0\011\0\2\0	\b, 720k floppy
>19	string		\320\2\370\5\0\011\0\1\0	\b, 360k floppy

############################################################################
# Hmmm, is this a better way of detecting _standard_ floppy images ?
19	string		\320\2\360\3\0\011\0\1\0	DOS floppy 360k
>0x1FE	leshort		0xAA55		\b, x86 hard disk boot sector
19	string		\240\5\371\3\0\011\0\2\0	DOS floppy 720k
>0x1FE	leshort		0xAA55		\b, x86 hard disk boot sector
19	string		\100\013\360\011\0\022\0\2\0	DOS floppy 1440k
>0x1FE	leshort		0xAA55		\b, x86 hard disk boot sector

19	string		\240\5\371\5\0\011\0\2\0	DOS floppy 720k, IBM
>0x1FE	leshort		0xAA55		\b, x86 hard disk boot sector
19	string		\100\013\371\5\0\011\0\2\0	DOS floppy 1440k, mkdosfs
>0x1FE	leshort		0xAA55		\b, x86 hard disk boot sector

19	string		\320\2\370\5\0\011\0\1\0	Atari-ST floppy 360k
19	string		\240\5\371\5\0\011\0\2\0	Atari-ST floppy 720k

#  Valid media descriptor bytes for MS-DOS:
#
#     Byte   Capacity   Media Size and Type
#     -------------------------------------------------
#
#     F0     2.88 MB    3.5-inch, 2-sided, 36-sector
#     F0     1.44 MB    3.5-inch, 2-sided, 18-sector
#     F9     720K       3.5-inch, 2-sided, 9-sector
#     F9     1.2 MB     5.25-inch, 2-sided, 15-sector
#     FD     360K       5.25-inch, 2-sided, 9-sector
#     FF     320K       5.25-inch, 2-sided, 8-sector
#     FC     180K       5.25-inch, 1-sided, 9-sector
#     FE     160K       5.25-inch, 1-sided, 8-sector
#     FE     250K       8-inch, 1-sided, single-density
#     FD     500K       8-inch, 2-sided, single-density
#     FE     1.2 MB     8-inch, 2-sided, double-density
#     F8     -----      Fixed disk 
#
#     FC     xxxK       Apricot 70x1x9 boot disk.
#
# Originally a bitmap:
#  xxxxxxx0	Not two sided
#  xxxxxxx1	Double sided
#  xxxxxx0x	Not 8 SPT
#  xxxxxx1x	8 SPT
#  xxxxx0xx	Not Removable drive
#  xxxxx1xx	Removable drive
#  11111xxx	Must be one.
#
# But now it's rather random:
#  111111xx	Low density disk
#        00	SS, Not 8 SPT
#        01	DS, Not 8 SPT
#        10	SS, 8 SPT
#        11	DS, 8 SPT
#
#  11111001	Double density 3 floppy disk, high density 5
#  11110000	High density 3 floppy disk
#  11111000	Hard disk any format
#

# CDROM Filesystems
32769    string    CD001     ISO 9660 CD-ROM filesystem data
37633    string    CD001     ISO 9660 CD-ROM filesystem data (raw 2352 byte sectors)
32776    string    CDROM     High Sierra CD-ROM filesystem data
