Suunto DM5 Format changed

[Miika Turkia]

Hello Rainer,

thanks for the heads up. Can you also provide me a sample log so I can
test our parsing works properly? (The change is simple enough, but
still I would like to test it up.)

miika

On Thu, Apr 20, 2017 at 3:20 PM, Rainer Mohr <mail at divelogs.de> wrote:
> Hi Miika, Linus,
>
> Picking up an old thread from two years back...
>
> I got the first file from the wild with yet another Suunto DM5 format in the
> Profile BLOB field.
> This time its blocks of 26 Bytes, no idea what they changed - Maybe a new
> firmware for The EON Steel made that necessary, who knows. Detectable by the
> first Byte being 04. Depths are still in Bytes 3-6 in same way as before.
>
> You may want to change that in your DM5 parsing too.
>
> Regards,
> Rainer
>
> Am 30.05.15 um 17:05 schrieb Rainer Mohr:
>
> Looking at it more closely, I assume it's a single byte as the header giving
> us the version information and then fixed-size 23-Byte blocks.
> This would also have the rest of the file divideable by 23 bytes and the
> last one also having all the 23 bytes. First sample is then 0m depth.
> Version information gives us the number of bytes (Thanks to Sven from Diving
> Log):
>
> Select Case Version
>    Case Is = 2
>       Return 19
>    Case Is = 3
>       Return 23
>
>
> Case Is = 4
>     Return 26
>
>
>    Case Else
>       Return 16
> End Select
>
> The Bytes 3 to 6 then give the depth infomation:
>
>  03 <!-- Header with Version of format -->
>  00 00 00 00 00 00 ff ff ff 7f 0f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 bf 0e 9c 40 ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 83 51 b9 40 ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 1e 16 ea 3f ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 e7 8c 08 40 ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 83 51 b9 40 ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 bf 0e 1c 41 ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 bf 0e 1c 41 ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 5b d3 cc 40 ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 e7 8c 88 40 ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 1e 16 ea 40 ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 f6 97 fd 40 ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 5d 6d 0d 41 ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 5d 6d 0d 41 ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 46 94 d6 40 ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 6f 12 c3 40 ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 0a d7 f3 40 ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 1e 16 ea 40 ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 32 55 e0 40 ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 46 94 d6 40 ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 32 55 e0 40 ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 46 94 d6 40 ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 46 94 d6 40 ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 5b d3 cc 40 ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 32 55 e0 40 ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 0a d7 f3 40 ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 f6 97 fd 40 ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 71 ac 03 41 ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 d3 4d 12 41 ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 1e 16 ea 3f ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 1e 16 ea 3f ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 e7 8c 08 40 ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 1e 16 6a 40 ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 d3 4d 92 40 ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 ab cf a5 40 ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 1e 16 6a 40 ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 83 51 b9 40 ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 32 55 e0 40 ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 1e 16 ea 40 ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 5d 6d 0d 41 ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 49 2e 17 41 ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 71 ac 03 41 ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 0a d7 f3 40 ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 d3 4d 12 41 ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 e7 8c 08 41 ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 46 94 d6 40 ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 ab cf a5 40 ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>  1e 00 f6 97 7d 40 ff ff ff 7f 0c ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>
> Rainer
>
>
> Am 29.05.15 um 23:26 schrieb Linus Torvalds:
>
> On Fri, May 29, 2015 at 2:01 PM, Rainer Mohr <mail at divelogs.de> wrote:
>
> Blob attached as file. According to the DM4.db file it was recorded from a
> zoop.
> Could be though, that they adapted the format to the EON Steel data.
>
> >From a quick look, the byte patterns don't look like the EON dumps at
> all, so my guess that they'd move to something like that was wrong.
>
> Looks more like a fixed-size (23 byte) repeating pattern. The
> sampleblob seems to be this:
>
>  - 7 bytes of header (probably some version information):
>
>         03 00 00 00 00 00 00
>
>  - followed by this pattern of constant-sized 17+6 byte blocks (the
> last one lacks the 6-byte thing)
>
>  ff ff ff 7f 0f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 bf 0e 9c 40
>  ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 83 51 b9 40
>  ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 1e 16 ea 3f
>  ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 e7 8c 08 40
>  ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 83 51 b9 40
>  ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 bf 0e 1c 41
>  ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 bf 0e 1c 41
>  ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 5b d3 cc 40
>  ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 e7 8c 88 40
>  ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 1e 16 ea 40
>  ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 f6 97 fd 40
>  ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 5d 6d 0d 41
>  ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 5d 6d 0d 41
>  ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 46 94 d6 40
>  ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 6f 12 c3 40
>  ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 0a d7 f3 40
>  ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 1e 16 ea 40
>  ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 32 55 e0 40
>  ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 46 94 d6 40
>  ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 32 55 e0 40
>  ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 46 94 d6 40
>  ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 46 94 d6 40
>  ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 5b d3 cc 40
>  ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 32 55 e0 40
>  ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 0a d7 f3 40
>  ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 f6 97 fd 40
>  ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 71 ac 03 41
>  ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 d3 4d 12 41
>  ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 1e 16 ea 3f
>  ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 1e 16 ea 3f
>  ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 e7 8c 08 40
>  ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 1e 16 6a 40
>  ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 d3 4d 92 40
>  ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 ab cf a5 40
>  ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 1e 16 6a 40
>  ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 83 51 b9 40
>  ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 32 55 e0 40
>  ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 1e 16 ea 40
>  ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 5d 6d 0d 41
>  ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 49 2e 17 41
>  ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 71 ac 03 41
>  ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 0a d7 f3 40
>  ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 d3 4d 12 41
>  ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 e7 8c 08 41
>  ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 46 94 d6 40
>  ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 ab cf a5 40
>  ff ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f 1e 00 f6 97 7d 40
>  ff ff ff 7f 0c ff ff 7f 7f ff ff 7f 7f ff ff 7f 7f
>
> but I never looked at the old db4 blob pattern, so I can't tell
> whether it's just a simple extension of the old patterns.
>
>                  Linus
>
>
>