[PATCH 2/4] wifi: expose a ScanDone signal on DBus when the supplicant is done scanning.

[Mathieu Trudel-Lapierre <mathieu trudel-lapierre canonical com>]

Signed-off-by: Mathieu Trudel-Lapierre <mathieu trudel-lapierre canonical com>
---
 introspection/nm-device-wifi.xml  |  6 ++++++
 src/devices/wifi/nm-device-wifi.c | 12 ++++++++++++
 src/devices/wifi/nm-device-wifi.h |  1 +
 3 files changed, 19 insertions(+)

diff --git a/introspection/nm-device-wifi.xml b/introspection/nm-device-wifi.xml
index 65c7b71..c0ed607 100644
--- a/introspection/nm-device-wifi.xml
+++ b/introspection/nm-device-wifi.xml
@@ -118,6 +118,12 @@
         </tp:docstring>
     </signal>
 
+    <signal name="ScanDone">
+        <tp:docstring>
+            Emitted when the device has finished scanning for new APs.
+        </tp:docstring>
+    </signal>
+
     <tp:flags name="NM_802_11_DEVICE_CAP" type="u">
       <tp:docstring>
         Flags describing the capabilities of a wireless device.
diff --git a/src/devices/wifi/nm-device-wifi.c b/src/devices/wifi/nm-device-wifi.c
index 41a75da..e1d9343 100644
--- a/src/devices/wifi/nm-device-wifi.c
+++ b/src/devices/wifi/nm-device-wifi.c
@@ -107,6 +107,7 @@ enum {
        ACCESS_POINT_ADDED,
        ACCESS_POINT_REMOVED,
        SCANNING_ALLOWED,
+       SCAN_DONE,
 
        LAST_SIGNAL
 };
@@ -1636,6 +1637,9 @@ supplicant_iface_scan_done_cb (NMSupplicantInterface *iface,
 
        _LOGD (LOGD_WIFI_SCAN, "scan %s", success ? "successful" : "failed");
 
+       if (priv->pending_scan_id)
+               g_signal_emit (self, signals[SCAN_DONE], 0, NULL);
+
        schedule_scan (self, success);
 
        /* Ensure that old APs get removed, which otherwise only
@@ -3449,6 +3453,14 @@ nm_device_wifi_class_init (NMDeviceWifiClass *klass)
                              scanning_allowed_accumulator, NULL, NULL,
                              G_TYPE_BOOLEAN, 0);
 
+       signals[SCAN_DONE] =
+               g_signal_new ("scan-done",
+                             G_OBJECT_CLASS_TYPE (object_class),
+                             G_SIGNAL_RUN_FIRST,
+                             G_STRUCT_OFFSET (NMDeviceWifiClass, scan_done),
+                             NULL, NULL, NULL,
+                             G_TYPE_NONE, 0);
+
        nm_dbus_manager_register_exported_type (nm_dbus_manager_get (),
                                                G_TYPE_FROM_CLASS (klass),
                                                &dbus_glib_nm_device_wifi_object_info);
diff --git a/src/devices/wifi/nm-device-wifi.h b/src/devices/wifi/nm-device-wifi.h
index 538aef0..d64a582 100644
--- a/src/devices/wifi/nm-device-wifi.h
+++ b/src/devices/wifi/nm-device-wifi.h
@@ -80,6 +80,7 @@ struct _NMDeviceWifiClass
        void (*access_point_added)   (NMDeviceWifi *device, NMAccessPoint *ap);
        void (*access_point_removed) (NMDeviceWifi *device, NMAccessPoint *ap);
        gboolean (*scanning_allowed) (NMDeviceWifi *device);
+       void (*scan_done) (NMDeviceWifi *device);
 };
 
 
-- 
2.1.0