Re: [PATCH] plugins/sixaxis: Don't ignore previously setup devices

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Hi Bastien,

On Wednesday, 8 November 2017 12:24:52 CET Bastien Nocera wrote:
> 1. Setup PS3 controller through cable pairing
> 2. Remove device from BlueZ's database
> 3. Plug original PS3 controller back
> 
> As we don't change the master bdaddr on the device itself, the joypad
> will likely be trying to connect to BlueZ, and fail to connect after a
> small period of time. But the device will appear connected just long
> enough for the cable pairing to say "hey, I already have this setup".
> 
> Ideally, we would test for whether the device is temporary, or already
> trusted, but testing for whether we've setup its internal services *and*
> it's connected, rather than *or*, is sufficient.
> ---
>  plugins/sixaxis.c | 15 +++++++--------
>  1 file changed, 7 insertions(+), 8 deletions(-)
> 
> diff --git a/plugins/sixaxis.c b/plugins/sixaxis.c
> index 4e714e72d..47750969b 100644
> --- a/plugins/sixaxis.c
> +++ b/plugins/sixaxis.c
> @@ -561,16 +561,13 @@ static bool setup_device(int fd, const char
> *sysfs_path, if (get_device_bdaddr(fd, &device_bdaddr, cp->type) < 0)
>  		return false;
> 
> -	/* This can happen if controller was plugged while already connected
> -	 * eg. to charge up battery. */
> +	/* This can happen if controller was plugged while already setup and
> +	 * connected eg. to charge up battery. */
>  	device = btd_adapter_find_device(adapter, &device_bdaddr,
>  							BDADDR_BREDR);
> -	if (device && btd_device_is_connected(device))
> -		return false;
> -
> -	device = btd_adapter_get_device(adapter, &device_bdaddr, BDADDR_BREDR);
> -
> -	if (g_slist_find_custom(btd_device_get_uuids(device), HID_UUID,
> +	if (device != NULL &&
> +		btd_device_is_connected(device) &&
> +		g_slist_find_custom(btd_device_get_uuids(device), HID_UUID,
>  						(GCompareFunc)strcasecmp)) {
>  		char device_addr[18];
>  		ba2str(&device_bdaddr, device_addr);
> @@ -578,6 +575,8 @@ static bool setup_device(int fd, const char *sysfs_path,
> return false;
>  	}
> 
> +	device = btd_adapter_get_device(adapter, &device_bdaddr, BDADDR_BREDR);
> +
>  	info("sixaxis: setting up new device");
> 
>  	btd_device_device_set_name(device, cp->name);

Patch applied, thanks.

-- 
pozdrawiam
Szymon Janc
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