[PATCH] P2P: Add D-Bus GroupFormationFailure to notify P2P-GROUP-FORMATION-FAILURE

Arend van Spriel arend
Thu Aug 20 03:49:23 PDT 2015


On 08/20/2015 12:41 PM, Nishant Chaprana wrote:
> Signed-off-by: Nishant Chaprana <n.chaprana at samsung.com>
> ---
>   wpa_supplicant/dbus/dbus_new.c  | 42 ++++++++++++++++++++++++++++++++++++++++-
>   wpa_supplicant/dbus/dbus_new.h  |  2 ++
>   wpa_supplicant/notify.c         |  8 ++++++++
>   wpa_supplicant/notify.h         |  2 ++
>   wpa_supplicant/p2p_supplicant.c |  3 +++
>   5 files changed, 56 insertions(+), 1 deletion(-)
>
> diff --git a/wpa_supplicant/dbus/dbus_new.c b/wpa_supplicant/dbus/dbus_new.c
> index 1959ea7..b746eb4 100644
> --- a/wpa_supplicant/dbus/dbus_new.c
> +++ b/wpa_supplicant/dbus/dbus_new.c
> @@ -600,7 +600,7 @@ void wpas_dbus_signal_wps_event_success(struct wpa_supplicant *wpa_s)
>   }
>
>
> -/**
> +/*reason*

What is this strange comment style?

Regards,
Arend

>    * wpas_dbus_signal_wps_event_fail - Signals Fail WPS event
>    * @wpa_s: %wpa_supplicant network interface data
>    * @fail: WPS failure information
> @@ -1857,6 +1857,40 @@ void wpas_dbus_signal_p2p_wps_failed(struct wpa_supplicant *wpa_s,
>   	dbus_message_unref(msg);
>   }
>
> +/**
> + * wpas_dbus_signal_p2p_group_formation_failure - Signals GroupFormationFailure event
> + * @wpa_s: %wpa_supplicant network interface data
> + * @reason: indicates the reason code for group formation failure
> + *
> + * Sends Event dbus signal and string reason code when available
> + */
> +void wpas_dbus_signal_p2p_group_formation_failure(struct wpa_supplicant *wpa_s,
> +						   const char* reason)
> +{
> +	DBusMessage *msg;
> +	struct wpas_dbus_priv *iface;
> +
> +	iface = wpa_s->global->dbus;
> +
> +	/* Do nothing if the control interface is not turned on */
> +	if (iface == NULL)
> +		return;
> +
> +	msg = dbus_message_new_signal(wpa_s->dbus_new_path,
> +				      WPAS_DBUS_NEW_IFACE_P2PDEVICE,
> +				      "GroupFormationFailure");
> +	if (msg == NULL)
> +		return;
> +
> +	if (dbus_message_append_args(msg, DBUS_TYPE_STRING, &reason,
> +					     DBUS_TYPE_INVALID))
> +		dbus_connection_send(iface->con, msg, NULL);
> +	else
> +		wpa_printf(MSG_ERROR, "dbus: Failed to construct signal");
> +
> +	dbus_message_unref(msg);
> +}
> +
>   #endif /* CONFIG_P2P */
>
>
> @@ -3172,6 +3206,12 @@ static const struct wpa_dbus_signal_desc wpas_dbus_interface_signals[] = {
>   		  END_ARGS
>   	  }
>   	},
> +	{ "GroupFormationFailure", WPAS_DBUS_NEW_IFACE_P2PDEVICE,
> +	  {
> +		  { "reason", "s", ARG_OUT },
> +		  END_ARGS
> +	  }
> +	},
>   	{ "GONegotiationSuccess", WPAS_DBUS_NEW_IFACE_P2PDEVICE,
>   	  {
>   		  { "properties", "a{sv}", ARG_OUT },
> diff --git a/wpa_supplicant/dbus/dbus_new.h b/wpa_supplicant/dbus/dbus_new.h
> index 7503348..8516495 100644
> --- a/wpa_supplicant/dbus/dbus_new.h
> +++ b/wpa_supplicant/dbus/dbus_new.h
> @@ -191,6 +191,8 @@ void wpas_dbus_signal_p2p_go_neg_req(struct wpa_supplicant *wpa_s,
>   void wpas_dbus_signal_p2p_group_started(struct wpa_supplicant *wpa_s,
>   					const struct wpa_ssid *ssid,
>   					int client, int network_id);
> +void wpas_dbus_signal_p2p_group_formation_failure(struct wpa_supplicant *wpa_s,
> +						  const char *reason);
>   void wpas_dbus_register_p2p_group(struct wpa_supplicant *wpa_s,
>   				  struct wpa_ssid *ssid);
>   void wpas_dbus_signal_p2p_go_neg_resp(struct wpa_supplicant *wpa_s,
> diff --git a/wpa_supplicant/notify.c b/wpa_supplicant/notify.c
> index aa8c214..4ece411 100644
> --- a/wpa_supplicant/notify.c
> +++ b/wpa_supplicant/notify.c
> @@ -657,6 +657,14 @@ void wpas_notify_p2p_group_started(struct wpa_supplicant *wpa_s,
>   }
>
>
> +void wpas_notify_p2p_group_formation_failure(struct wpa_supplicant *wpa_s,
> +					     const char *reason)
> +{
> +	/* Notify a group formation failed */
> +	wpas_dbus_signal_p2p_group_formation_failure(wpa_s, reason);
> +}
> +
> +
>   void wpas_notify_p2p_wps_failed(struct wpa_supplicant *wpa_s,
>   				struct wps_event_fail *fail)
>   {
> diff --git a/wpa_supplicant/notify.h b/wpa_supplicant/notify.h
> index 1aeec47..6860671 100644
> --- a/wpa_supplicant/notify.h
> +++ b/wpa_supplicant/notify.h
> @@ -114,6 +114,8 @@ void wpas_notify_p2p_provision_discovery(struct wpa_supplicant *wpa_s,
>   void wpas_notify_p2p_group_started(struct wpa_supplicant *wpa_s,
>   				   struct wpa_ssid *ssid, int network_id,
>   				   int client);
> +void wpas_notify_p2p_group_formation_failure(struct wpa_supplicant *wpa_s,
> +					     const char *reason);
>   void wpas_notify_persistent_group_added(struct wpa_supplicant *wpa_s,
>   					struct wpa_ssid *ssid);
>   void wpas_notify_persistent_group_removed(struct wpa_supplicant *wpa_s,
> diff --git a/wpa_supplicant/p2p_supplicant.c b/wpa_supplicant/p2p_supplicant.c
> index 3fa2c43..6b49957 100644
> --- a/wpa_supplicant/p2p_supplicant.c
> +++ b/wpa_supplicant/p2p_supplicant.c
> @@ -1286,6 +1286,7 @@ static void wpas_group_formation_completed(struct wpa_supplicant *wpa_s,
>   	if (!success) {
>   		wpa_msg_global(wpa_s->parent, MSG_INFO,
>   			       P2P_EVENT_GROUP_FORMATION_FAILURE);
> +		wpas_notify_p2p_group_formation_failure(wpa_s, "");
>   		if (already_deleted)
>   			return;
>   		wpas_p2p_group_delete(wpa_s,
> @@ -4407,6 +4408,7 @@ static void wpas_p2p_check_join_scan_limit(struct wpa_supplicant *wpa_s)
>   		}
>   		wpa_msg_global(wpa_s->parent, MSG_INFO,
>   			       P2P_EVENT_GROUP_FORMATION_FAILURE);
> +		wpas_notify_p2p_group_formation_failure(wpa_s, "");
>   	}
>   }
>
> @@ -4632,6 +4634,7 @@ static void wpas_p2p_scan_res_join(struct wpa_supplicant *wpa_s,
>   			wpa_msg_global(wpa_s->parent, MSG_INFO,
>   				       P2P_EVENT_GROUP_FORMATION_FAILURE
>   				       "reason=FREQ_CONFLICT");
> +			wpas_notify_p2p_group_formation_failure(wpa_s, "FREQ_CONFLICT");
>   			return;
>   		}
>
>




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