[gssdp] client: Fix missing network mask

[Jens Georg <jensgeorg src gnome org>]

commit 284810cdda875b2a6e9b8047329c55193f692c37
Author: Jens Georg <mail jensge org>
Date:   Mon Nov 19 23:47:26 2018 +0100

    client: Fix missing network mask
    
    Make it possible to set a mask on construction. If not passed, run
    get_host_ip for filling it

 libgssdp/gssdp-client.c | 24 +++++++++++++++++++++++-
 1 file changed, 23 insertions(+), 1 deletion(-)
---
diff --git a/libgssdp/gssdp-client.c b/libgssdp/gssdp-client.c
index c494a5c..a06c974 100644
--- a/libgssdp/gssdp-client.c
+++ b/libgssdp/gssdp-client.c
@@ -121,6 +121,7 @@ enum {
         PROP_IFACE,
         PROP_NETWORK,
         PROP_HOST_IP,
+        PROP_HOST_MASK,
         PROP_ACTIVE,
         PROP_SOCKET_TTL,
         PROP_MSEARCH_PORT,
@@ -347,6 +348,9 @@ gssdp_client_set_property (GObject      *object,
                         }
                         break;
                 }
+        case PROP_HOST_MASK:
+                priv->device.host_mask = g_value_dup_object (value);
+                break;
         case PROP_ACTIVE:
                 priv->active = g_value_get_boolean (value);
                 break;
@@ -488,6 +492,23 @@ gssdp_client_class_init (GSSDPClientClass *klass)
                                       G_PARAM_STATIC_NICK |
                                       G_PARAM_STATIC_BLURB));
 
+        /**
+         * GSSDPClient:host-mask:
+         *
+         * The network mask of the assoicated network interface.
+         **/
+        g_object_class_install_property
+                (object_class,
+                 PROP_HOST_MASK,
+                 g_param_spec_object ("host-mask",
+                                      "Host network mask",
+                                      "The IP netmask of the associated"
+                                      "network interface",
+                                      G_TYPE_INET_ADDRESS_MASK,
+                                      G_PARAM_WRITABLE |
+                                      G_PARAM_CONSTRUCT |
+                                      G_PARAM_STATIC_STRINGS));
+
         /**
          * GSSDPClient:active:
          *
@@ -1514,7 +1535,8 @@ init_network_info (GSSDPClient *client, GError **error)
          * interface.
          */
         if (priv->device.iface_name == NULL ||
-            priv->device.host_addr == NULL)
+            priv->device.host_addr == NULL  ||
+            priv->device.host_mask == NULL)
                 gssdp_net_get_host_ip (&(priv->device));
         else {
                 /* Ugly. Ideally, get_host_ip needs to be run everytime, but