On 2008-12-12, Marco Peereboom <sl...@peereboom.us> wrote:
> It isn't pretty but:
> dd if=/dev/wd1a skip=8244 bs=1 count=4 | hexdump -C
> 4+0 records in
> 4+0 records out
> 4 bytes transferred in 0.001 secs (3263 bytes/sec)
> 00000000  41 00 00 00                                       |A...|
> 00000004

Here's a fragment you can add to /etc/magic so that these can be
recognised with "file -s /dev/wd1a".

8192    string                  marcCRAM        OpenBSD softraid
>8244   long&037777777          00000000        RAID 0
>8244   long&037777777          00000001        RAID 1
>8244   long&037777777          00000041        AOE target
>8244   long&037777777          0000004c        crypto
>8244   long&037777777          0000006c        AOE initiator

Filling in more flags from softraidvar.h sr_metadata is left as
an exercise for the reader :)

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