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From:   Luiz Augusto von Dentz <luiz.dentz@gmail.com>
Date:   Fri, 16 Sep 2022 13:24:18 -0700
Message-ID: <CABBYNZJgm0-SnXXT6dn1veR0yW1oer10qbkUH3tNtXrU_Fd3GA@mail.gmail.com>
Subject: Re: How does btmon know that type 9 is "Apple TV"?
To:     Jake Rue <jakerue222@gmail.com>
Cc:     linux-bluetooth@vger.kernel.org
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Hi Jake,

On Fri, Sep 16, 2022 at 1:15 PM Jake Rue <jakerue222@gmail.com> wrote:
>
> In an advertisement like this:
>
> > HCI Event: LE Meta Event (0x3e) plen 27                                                                                                                                                              #86 [hci0] 44.156857
>       LE Advertising Report (0x02)
>         Num reports: 1
>         Event type: Non connectable undirected - ADV_NONCONN_IND (0x03)
>         Address type: Random (0x01)
>         Address: 0D:07:B9:9A:33:0F (Non-Resolvable)
>         Data length: 15
>         Flags: 0x1a
>           LE General Discoverable Mode
>           Simultaneous LE and BR/EDR (Controller)
>           Simultaneous LE and BR/EDR (Host)
>         Company: Apple, Inc. (76)
>           Type: Apple TV (9)
>           Data: 0376c0a801f5
>         RSSI: -80 dBm (0xb0)
>
> Where does the mapping of Type 9 to "Apple TV" come from in the code?
> When I search the bluez github repository for "Apple TV"
> (https://github.com/bluez/bluez/search?q=%22Apple+TV%22), I don't get
> any hits. (In contrast I can find the switch statement that encodes 76
> == "Apple, Inc." fine.) I'd like to see what table encodes that
> information so I can use it in my code as well (and what all it knows
> about other types.)

git grep "Apple TV"
monitor/packet.c:                       str = "Apple TV";


-- 
Luiz Augusto von Dentz