dbus: Export the peer's device address as a property

This could be useful in some cases.

Signed-off-by: Tomasz Bursztyka <tomasz.bursztyka@linux.intel.com>

wpa_supplicant/dbus/dbus_new.c

@@ -3274,6 +3274,10 @@ static const struct wpa_dbus_property_desc wpas_dbus_p2p_peer_properties[] = {
 	  wpas_dbus_getter_p2p_peer_ies,
 	  NULL
 	},
+	{ "DeviceAddress", WPAS_DBUS_NEW_IFACE_P2P_PEER, "ay",
+	  wpas_dbus_getter_p2p_peer_device_address,
+	  NULL
+	},
 	{ NULL, NULL, NULL, NULL, NULL }
 };
 

wpa_supplicant/dbus/dbus_new_handlers_p2p.c

@@ -1487,6 +1487,27 @@ dbus_bool_t wpas_dbus_getter_p2p_peer_ies(DBusMessageIter *iter,
 }
 
 
+dbus_bool_t wpas_dbus_getter_p2p_peer_device_address(DBusMessageIter *iter,
+						     DBusError *error,
+						     void *user_data)
+{
+	struct peer_handler_args *peer_args = user_data;
+	const struct p2p_peer_info *info;
+
+	info = p2p_get_peer_found(peer_args->wpa_s->global->p2p,
+				  peer_args->p2p_device_addr, 0);
+	if (info == NULL) {
+		dbus_set_error(error, DBUS_ERROR_FAILED,
+			       "failed to find peer");
+		return FALSE;
+	}
+
+	return wpas_dbus_simple_array_property_getter(
+		iter, DBUS_TYPE_BYTE, (char *) peer_args->p2p_device_addr,
+		ETH_ALEN, error);
+}
+
+
 /**
  * wpas_dbus_getter_persistent_groups - Get array of persistent group objects
  * @iter: Pointer to incoming dbus message iter

wpa_supplicant/dbus/dbus_new_handlers_p2p.h

@@ -147,6 +147,10 @@ dbus_bool_t wpas_dbus_getter_p2p_peer_ies(DBusMessageIter *iter,
 					  DBusError *error,
 					  void *user_data);
 
+dbus_bool_t wpas_dbus_getter_p2p_peer_device_address(DBusMessageIter *iter,
+						     DBusError *error,
+						     void *user_data);
+
 /*
  * P2P Group properties
  */