Thanks ever so for your help on this.

It still didn't work, I'm afraid, but in the end, I managed to mount
the actual disks onto an old server and got all the data I needed.

Thanks again.



On 26 Sep, 23:13, Daniel Eggleston <[email protected]> wrote:
> Hi, Chaz - you need to specify an offset. This is the boot sector getting
> in your way.
>
> Run 'fdisk -ul' on your .img file.  It will show you where the partitions
> start:
>
> fdisk -ul /dev/sda
>
> Disk /dev/sda: 6442 MB, 6442450944 bytes
> 255 heads, 63 sectors/track, 783 cylinders, total 12582912 sectors
> Units = sectors of 1 * 512 = 512 bytes
> Sector size (logical/physical): 512 bytes / 512 bytes
> I/O size (minimum/optimal): 512 bytes / 512 bytes
> Disk identifier: 0x000d4ee3
>
>    Device Boot      Start         End      Blocks   Id  System
> /dev/sda1   *        2048     1026047      512000   83  Linux
> Partition 1 does not end on cylinder boundary.
> /dev/sda2         1026048    12582911     5778432   8e  Linux LVM
> Partition 2 does not end on cylinder boundary.
>
> That "Start" column is important.
>
> Now, run "losetup -f -o $(( 512 * [offset] )) [file.img]" (don't copy those
> square brackets literally).  This will give you a loop device to the acutal
> partition you're interested in.
>
> i.e.: losetup -f -o $(( 512 * 2048 )) /dev/sda
>
> Now, you'll see:
>
> losetup  -a
> /dev/loop0: [0005]:6094 (/dev/sda), offset 1048576
>
> A note: I did this on /dev/sda.  That's not going to do anything useful,
> since /dev/sda1 is now the same as /dev/loop0.  I could probably get myself
> into some fun problems with this setup.
>
>
>
>
>
>
>
>
>
> On Wed, Sep 26, 2012 at 3:08 PM, Chaz <[email protected]> wrote:
> > Hi,
>
> > I'm having trouble mounting two .img files.
>
> > I have tried mounting using "mount -oloop ...." and I have tried using
> > losetup but nothing seems to be happening.
>
> > I'm running OpenSUSE 12.1
>
> > If I run the "file" command on both of them, this is what I get..
>
> > CP_OS.img:      x86 boot sector; partition 1: ID=0x63, active,
> > starthead 1, startsector 63, 71762292 sectors, code offset 0xc0
> > IMAGE_DATA.img: x86 boot sector, Microsoft Windows XP MBR, Serial
> > 0xfc139932; partition 1: ID=0x63, active, starthead 1, startsector 63,
> > 143556777 sectors, code offset 0xc0
>
> > As you can see, they are quite large files and I am desperate to get
> > the data from them
>
> > Does anybody have any ideas how I can get these mounted?  I would
> > really appreciate it and may even buy you a drink, or some chocolates,
> > or whatever takes your fancy...!
>
> > Many thanks in advance
>
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> --
>
>            Daniel

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