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Re: [Libguestfs] does guestfs_list_partitions() work with Windows 95 images?



On Wed, Dec 17, 2014 at 02:16:09PM +0000, Richard W.M. Jones wrote:
> On Tue, Dec 16, 2014 at 11:33:00AM -0500, Skippy VonDrake wrote:
> > >
> > > Looks like a disk sector to me too.  However the partition table
> > > is further on.  See:
> > >
> > > https://en.wikipedia.org/wiki/Master_boot_record#Sector_layout
> > 
> > 
> > So that reference says the "classical generic MBR" partition entry # 1 is
> > offset 0x1BE.
> > Which in this image is right in the error strings (?) section.
> > 
> > 00000170  13 59 5A 58 72 09 40 75 01 42 03 5E 0B E2 CC C3   YZXr  u B ^ âÌÃ
> > 00000180  03 18 01 27 0D 0A 49 6E 76 61 6C 69 64 20 73 79  ...'..Invalid sy
> > 00000190  73 74 65 6D 20 64 69 73 6B FF 0D 0A 44 69 73 6B  stem diskÿ..Disk
> > 000001A0  20 49 2F 4F 20 65 72 72 6F 72 FF 0D 0A 52 65 70   I/O errorÿ..Rep
> > 000001B0  6C 61 63 65 20 74 68 65 20 64 69 73 6B 2C 20 61  lace the disk, a
> > 000001C0  6E 64 20 74 68 65 6E 20 70 72 65 73 73 20 61 6E  nd then press an
> > 000001D0  79 20 6B 65 79 0D 0A 00 49 4F 20 20 20 20 20 20  y key...IO
> > 000001E0  53 59 53 4D 53 44 4F 53 20 20 20 53 59 53 80 01  SYSMSDOS   SYS€.
> > 000001F0  00 57 49 4E 42 4F 4F 54 20 53 59 53 00 00 55 AA  .WINBOOT SYS..Uª
> > 00000200  F8 FF FF FF FF FF 04 00 FF FF 06 00 FF FF 08 00  øÿÿÿÿÿ..ÿÿ..ÿÿ..
> 
> This doesn't look like any partition table I've seen before.
> 
> It's possible that the disk is not partitioned, ie. that what you've
> got here is a straight filesystem.  You could see if libguestfs can
> mount it:
> 
>   guestfish --ro -a disk.img -m /dev/sda
>   ><fs> ll /

The 'blkid' command might tell you what it actually is too.

Regards,
Daniel
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