Re: SocketCAN device enumeration API

[Kurt Van Dijck <dev.kurt@vandijck-laurijssen.be>]

--- Original message ---
> Date:	Tue, 9 Aug 2016 13:06:39 +0200
> From: André Hartmann <aha_1980@gmx.de>
> To: linux-can@vger.kernel.org
> Subject: SocketCAN device enumeration API
> User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101
>  Thunderbird/45.2.0
> 
> Hello all,
> 
> I'm one of the developers working on the new QtSerialBus module [0], [1]
> which encapsulates different CAN hardware drivers (including SocketCAN) in a
> C++ API.
> 
> For a new hardware enumerating function, I'd like to do the following:
> 
> * Enumerate the currently available (i.e. ready to use)
>   SocketCAN devices

I did write myself an enumif() function (abstracted in libenumif)
that you can find on http://github.com/kurt-vd/enumif
You can easily enumerate only CAN interfaces, by hiding non-CAN
interfaces.

> * Get hardware information/manufacturer/bus type for a device
> * Find out if a device is virtual
> * Find out if a device is CAN FD capable

This is IMHO best done using libsocketcan.

Kind regards,
Kurt