register HID with SDP error

[Maksim Yevmenkin]

On Tue, Mar 17, 2015 at 11:20 AM, Iain Hibbert <plunky at ogmig.net> wrote:
> On Tue, 17 Mar 2015, Waitman Gobble wrote:
>
>> hcidump log https://gist.github.com/waitman/c3f8a3bc9b046e36dbb5
>
> Kind of unrelatedly, from that log, the Linux machine requests a search
> for Protocol UUID 0x0100 (L2CAP) but gets nothing in return..
>
>> ACL data: handle 0x0048 flags 0x02 dlen 24
>     L2CAP(d): cid 0x44 len 20 [psm 1]
>       SDP SSA Req: tid 0x0 len 0xf
>         pat uuid-16 0x0100 (L2CAP)
>         max 0xffff
>         aid(s) 0x0000 - 0xffff
>         cont 00
> < ACL data: handle 0x0048 flags 0x02 dlen 15
>     L2CAP(d): cid 0x40 len 11 [psm 1]
>       SDP SSA Rsp: tid 0x0 len 0x6
>         cnt 0x3
>         cont 00
>
> ..does the SDP server not return results for that, Max?

well, i don't think i ever got around to adding a feature that looks
for uuid inside records. it currently only matches service class
uuid's. so, yes, query for l2cap uuid will return nothing currently.
its trivial to add this though. i think i even have a patch somewhere.

[...]

> btw .. if you use sdpcontrol(1) to query the local SDP server (see -l)
> then hcidump will not see anything of the interchange, since it does not
> go through the Bluetooth stack.

absolutely correct

thanks,
max