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* [PATCH BlueZ] core/gatt: Remove CCC state if no longer active
@ 2016-09-19 15:10 Luiz Augusto von Dentz
  2016-09-20 12:51 ` Luiz Augusto von Dentz
  0 siblings, 1 reply; 2+ messages in thread
From: Luiz Augusto von Dentz @ 2016-09-19 15:10 UTC (permalink / raw)
  To: linux-bluetooth

From: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>

If the device object cannot be found or the device is not connected and
is not paired remove the CCC state as it is no longer valid.
---
 src/gatt-database.c | 22 +++++++++++++++++-----
 1 file changed, 17 insertions(+), 5 deletions(-)

diff --git a/src/gatt-database.c b/src/gatt-database.c
index 126e1b3..0877b25 100644
--- a/src/gatt-database.c
+++ b/src/gatt-database.c
@@ -879,6 +879,7 @@ static void send_notification_to_device(void *data, void *user_data)
 	struct notify *notify = user_data;
 	struct ccc_state *ccc;
 	struct btd_device *device;
+	struct bt_gatt_server *server;
 
 	ccc = find_ccc_state(device_state, notify->ccc_handle);
 	if (!ccc)
@@ -891,7 +892,14 @@ static void send_notification_to_device(void *data, void *user_data)
 						&device_state->bdaddr,
 						device_state->bdaddr_type);
 	if (!device)
+		goto remove;
+
+	server = btd_device_get_gatt_server(device);
+	if (!server) {
+		if (!device_is_paired(device, device_state->bdaddr_type))
+			goto remove;
 		return;
+	}
 
 	/*
 	 * TODO: If the device is not connected but bonded, send the
@@ -899,19 +907,23 @@ static void send_notification_to_device(void *data, void *user_data)
 	 */
 	if (!notify->indicate) {
 		DBG("GATT server sending notification");
-		bt_gatt_server_send_notification(
-					btd_device_get_gatt_server(device),
+		bt_gatt_server_send_notification(server,
 					notify->handle, notify->value,
 					notify->len);
 		return;
 	}
 
 	DBG("GATT server sending indication");
-	bt_gatt_server_send_indication(btd_device_get_gatt_server(device),
-							notify->handle,
-							notify->value,
+	bt_gatt_server_send_indication(server, notify->handle, notify->value,
 							notify->len, conf_cb,
 							NULL, NULL);
+
+	return;
+
+remove:
+	/* Remove device state if device no longer exists or is not paired */
+	if (queue_remove(notify->database->device_states, device_state))
+		device_state_free(device_state);
 }
 
 static void send_notification_to_devices(struct btd_gatt_database *database,
-- 
2.7.4


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH BlueZ] core/gatt: Remove CCC state if no longer active
  2016-09-19 15:10 [PATCH BlueZ] core/gatt: Remove CCC state if no longer active Luiz Augusto von Dentz
@ 2016-09-20 12:51 ` Luiz Augusto von Dentz
  0 siblings, 0 replies; 2+ messages in thread
From: Luiz Augusto von Dentz @ 2016-09-20 12:51 UTC (permalink / raw)
  To: linux-bluetooth@vger.kernel.org

Hi,

On Mon, Sep 19, 2016 at 6:10 PM, Luiz Augusto von Dentz
<luiz.dentz@gmail.com> wrote:
> From: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
>
> If the device object cannot be found or the device is not connected and
> is not paired remove the CCC state as it is no longer valid.
> ---
>  src/gatt-database.c | 22 +++++++++++++++++-----
>  1 file changed, 17 insertions(+), 5 deletions(-)
>
> diff --git a/src/gatt-database.c b/src/gatt-database.c
> index 126e1b3..0877b25 100644
> --- a/src/gatt-database.c
> +++ b/src/gatt-database.c
> @@ -879,6 +879,7 @@ static void send_notification_to_device(void *data, void *user_data)
>         struct notify *notify = user_data;
>         struct ccc_state *ccc;
>         struct btd_device *device;
> +       struct bt_gatt_server *server;
>
>         ccc = find_ccc_state(device_state, notify->ccc_handle);
>         if (!ccc)
> @@ -891,7 +892,14 @@ static void send_notification_to_device(void *data, void *user_data)
>                                                 &device_state->bdaddr,
>                                                 device_state->bdaddr_type);
>         if (!device)
> +               goto remove;
> +
> +       server = btd_device_get_gatt_server(device);
> +       if (!server) {
> +               if (!device_is_paired(device, device_state->bdaddr_type))
> +                       goto remove;
>                 return;
> +       }
>
>         /*
>          * TODO: If the device is not connected but bonded, send the
> @@ -899,19 +907,23 @@ static void send_notification_to_device(void *data, void *user_data)
>          */
>         if (!notify->indicate) {
>                 DBG("GATT server sending notification");
> -               bt_gatt_server_send_notification(
> -                                       btd_device_get_gatt_server(device),
> +               bt_gatt_server_send_notification(server,
>                                         notify->handle, notify->value,
>                                         notify->len);
>                 return;
>         }
>
>         DBG("GATT server sending indication");
> -       bt_gatt_server_send_indication(btd_device_get_gatt_server(device),
> -                                                       notify->handle,
> -                                                       notify->value,
> +       bt_gatt_server_send_indication(server, notify->handle, notify->value,
>                                                         notify->len, conf_cb,
>                                                         NULL, NULL);
> +
> +       return;
> +
> +remove:
> +       /* Remove device state if device no longer exists or is not paired */
> +       if (queue_remove(notify->database->device_states, device_state))
> +               device_state_free(device_state);
>  }
>
>  static void send_notification_to_devices(struct btd_gatt_database *database,
> --
> 2.7.4


Applied.



-- 
Luiz Augusto von Dentz

^ permalink raw reply	[flat|nested] 2+ messages in thread

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