[PATCH 2/5] dbus: Added dbus signal MeshGroupStarted

[Saurav Babu]

This is similar to the control interface event MESH-GROUP-STARTED

Signed-off-by: Saurav Babu <saurav.babu at samsung.com>
---
 doc/dbus.doxygen                | 18 ++++++++++++++++++
 wpa_supplicant/dbus/dbus_new.c  | 41 +++++++++++++++++++++++++++++++++++++++++
 wpa_supplicant/dbus/dbus_new.h  |  8 ++++++++
 wpa_supplicant/notify.c         | 11 +++++++++++
 wpa_supplicant/notify.h         |  2 ++
 wpa_supplicant/wpa_supplicant.c |  1 +
 6 files changed, 81 insertions(+)

diff --git a/doc/dbus.doxygen b/doc/dbus.doxygen
index a0e8fe4..42260f9 100644
--- a/doc/dbus.doxygen
+++ b/doc/dbus.doxygen
@@ -2253,4 +2253,22 @@ Interface implemented by objects representing persistent P2P groups.
   </li>
 </ul>
 
+\section dbus_wps fi.w1.wpa_supplicant1.Interface.Mesh
+
+Interface for performing Mesh operations.
+
+\subsection dbus_mesh_signals Signals
+
+<ul>
+  <li>
+    <h3>MeshGroupStarted ( a{sv} : args )</h3>
+    <p></p>
+    <h4>Arguments</h4>
+    <dl>
+      <dt>a{sv} : args</dt>
+      <dd>A dictionary containing information of started Mesh Group.</dd>
+    </dl>
+  </li>
+</ul>
+
 */
diff --git a/wpa_supplicant/dbus/dbus_new.c b/wpa_supplicant/dbus/dbus_new.c
index 393cdd4..3c30cbc 100644
--- a/wpa_supplicant/dbus/dbus_new.c
+++ b/wpa_supplicant/dbus/dbus_new.c
@@ -793,6 +793,39 @@ nomem:
 
 #endif /* CONFIG_WPS */
 
+#ifdef CONFIG_MESH
+void wpas_dbus_signal_mesh_group_started(struct wpa_supplicant *wpa_s,
+										struct wpa_ssid *ssid)
+{
+	struct wpas_dbus_priv *iface;
+	DBusMessage *msg;
+	DBusMessageIter iter, dict_iter;
+
+	iface = wpa_s->global->dbus;
+
+	/* Do nothing if the control interface is not turned on */
+	if (iface == NULL || !wpa_s->dbus_new_path)
+		return;
+
+	msg = dbus_message_new_signal(wpa_s->dbus_new_path,
+				      WPAS_DBUS_NEW_IFACE_MESH,
+				      "MeshGroupStarted");
+	if (msg == NULL)
+		return;
+
+	dbus_message_iter_init_append(msg, &iter);
+	if (!wpa_dbus_dict_open_write(&iter, &dict_iter) ||
+		!wpa_dbus_dict_append_byte_array(&dict_iter, "SSID",
+					     (const char *) ssid->ssid,
+					     ssid->ssid_len) ||
+		!wpa_dbus_dict_close_write(&iter, &dict_iter))
+		wpa_printf(MSG_ERROR, "dbus: Failed to construct signal");
+	else
+		dbus_connection_send(iface->con, msg, NULL);
+	dbus_message_unref(msg);
+}
+#endif /* CONFIG_MESH */
+
 void wpas_dbus_signal_certification(struct wpa_supplicant *wpa_s,
 				    int depth, const char *subject,
 				    const char *altsubject[],
@@ -3622,6 +3655,14 @@ static const struct wpa_dbus_signal_desc wpas_dbus_interface_signals[] = {
 		  END_ARGS
 	  }
 	},
+#ifdef CONFIG_MESH
+	{ "MeshGroupStarted", WPAS_DBUS_NEW_IFACE_MESH,
+	  {
+		  { "args", "a{sv}", ARG_OUT },
+		  END_ARGS
+	  }
+	},
+#endif /* CONFIG_MESH */
 	{ NULL, NULL, { END_ARGS } }
 };
 
diff --git a/wpa_supplicant/dbus/dbus_new.h b/wpa_supplicant/dbus/dbus_new.h
index 86f19be..4c33ac8 100644
--- a/wpa_supplicant/dbus/dbus_new.h
+++ b/wpa_supplicant/dbus/dbus_new.h
@@ -241,6 +241,8 @@ void wpas_dbus_signal_p2p_invitation_received(struct wpa_supplicant *wpa_s,
 					      const u8 *sa, const u8 *dev_addr,
 					      const u8 *bssid, int id,
 					      int op_freq);
+void wpas_dbus_signal_mesh_group_started(struct wpa_supplicant *wpa_s,
+					      struct wpa_ssid *ssid);
 
 #else /* CONFIG_CTRL_IFACE_DBUS_NEW */
 
@@ -556,6 +558,12 @@ void wpas_dbus_signal_p2p_invitation_received(struct wpa_supplicant *wpa_s,
 {
 }
 
+static inline
+void wpas_dbus_signal_mesh_group_started(struct wpa_supplicant *wpa_s,
+					      struct wpa_ssid *ssid)
+{
+}
+
 #endif /* CONFIG_CTRL_IFACE_DBUS_NEW */
 
 #endif /* CTRL_IFACE_DBUS_H_NEW */
diff --git a/wpa_supplicant/notify.c b/wpa_supplicant/notify.c
index f9c119a..3be1242 100644
--- a/wpa_supplicant/notify.c
+++ b/wpa_supplicant/notify.c
@@ -850,3 +850,14 @@ void wpas_notify_network_type_changed(struct wpa_supplicant *wpa_s,
 	}
 #endif /* CONFIG_P2P */
 }
+
+void wpas_notify_mesh_group_started(struct wpa_supplicant *wpa_s,
+								struct wpa_ssid *ssid)
+{
+	if (wpa_s->p2p_mgmt)
+		return;
+
+#ifdef CONFIG_MESH
+	wpas_dbus_signal_mesh_group_started(wpa_s, ssid);
+#endif /* CONFIG_MESH */
+}
diff --git a/wpa_supplicant/notify.h b/wpa_supplicant/notify.h
index e4d7fbf..e620dd2 100644
--- a/wpa_supplicant/notify.h
+++ b/wpa_supplicant/notify.h
@@ -141,5 +141,7 @@ void wpas_notify_network_type_changed(struct wpa_supplicant *wpa_s,
 void wpas_notify_p2p_invitation_received(struct wpa_supplicant *wpa_s,
 					 const u8 *sa, const u8 *go_dev_addr,
 					 const u8 *bssid, int id, int op_freq);
+void wpas_notify_mesh_group_started(struct wpa_supplicant *wpa_s,
+								struct wpa_ssid *ssid);
 
 #endif /* NOTIFY_H */
diff --git a/wpa_supplicant/wpa_supplicant.c b/wpa_supplicant/wpa_supplicant.c
index b72e0df..2b13c0b 100644
--- a/wpa_supplicant/wpa_supplicant.c
+++ b/wpa_supplicant/wpa_supplicant.c
@@ -1826,6 +1826,7 @@ void wpa_supplicant_associate(struct wpa_supplicant *wpa_s,
 		wpa_msg(wpa_s, MSG_INFO, MESH_GROUP_STARTED "ssid=\"%s\" id=%d",
 			wpa_ssid_txt(ssid->ssid, ssid->ssid_len),
 			ssid->id);
+		wpas_notify_mesh_group_started(wpa_s, ssid);
 #else /* CONFIG_MESH */
 		wpa_msg(wpa_s, MSG_ERROR,
 			"mesh mode support not included in the build");
-- 
1.9.1