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- Author: Adam Buchbinder <adam.buchbinder@gmail.com>
- Description: Adding new magic for JFS filesystem images (Closes: #589067).
- diff -Naurp file.orig//magic/Magdir/filesystems file/magic/Magdir/filesystems
- --- file.orig//magic/Magdir/filesystems 2010-07-14 19:53:22.762672355 +0200
- +++ file/magic/Magdir/filesystems 2010-07-14 19:54:33.318672139 +0200
- @@ -1523,3 +1523,19 @@
- # From: Daniel Novotny <dnovotny@redhat.com>
- 0 string DISO Delta ISO data,
- >4 belong x version %d
- +
- +# JFS2 (Journaling File System) image. (Old JFS1 has superblock at 0x1000.)
- +# See linux/fs/jfs/jfs_superblock.h for layout; see jfs_filsys.h for flags.
- +# From: Adam Buchbinder <adam.buchbinder@gmail.com>
- +0x8000 string JFS1
- +# Because it's text-only magic, check a binary value (version) to be sure.
- +# Should always be 2, but mkfs.jfs writes it as 1. Needs to be 2 or 1 to be
- +# mountable.
- +>&0 lelong <3 JFS2 filesystem image
- +# Label is followed by a UUID; we have to limit string length to avoid
- +# appending the UUID in the case of a 16-byte label.
- +>>&144 regex [\x20-\x7E]{1,16} (label "%s")
- +>>&0 lequad x \b, %lld blocks
- +>>&8 lelong x \b, blocksize %d
- +>>&32 lelong&0x00000006 >0 (dirty)
- +>>&36 lelong >0 (compressed)
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