libnm-core: add dummy connection setting

The setting must be present in connections with type=dummy. It does
not contain any property.

Makefile.am

@@ -374,6 +374,7 @@ libnm_core_lib_h_pub_real = \
 	libnm-core/nm-setting-cdma.h \
 	libnm-core/nm-setting-connection.h \
 	libnm-core/nm-setting-dcb.h \
+	libnm-core/nm-setting-dummy.h \
 	libnm-core/nm-setting-generic.h \
 	libnm-core/nm-setting-gsm.h \
 	libnm-core/nm-setting-infiniband.h \
@@ -439,6 +440,7 @@ libnm_core_lib_c_real = \
 	libnm-core/nm-setting-cdma.c \
 	libnm-core/nm-setting-connection.c \
 	libnm-core/nm-setting-dcb.c \
+	libnm-core/nm-setting-dummy.c \
 	libnm-core/nm-setting-generic.c \
 	libnm-core/nm-setting-gsm.c \
 	libnm-core/nm-setting-infiniband.c \

libnm-core/nm-connection.c

@@ -1845,6 +1845,7 @@ nm_connection_is_virtual (NMConnection *connection)
 	g_return_val_if_fail (type != NULL, FALSE);
 
 	if (   !strcmp (type, NM_SETTING_BOND_SETTING_NAME)
+	    || !strcmp (type, NM_SETTING_DUMMY_SETTING_NAME)
 	    || !strcmp (type, NM_SETTING_TEAM_SETTING_NAME)
 	    || !strcmp (type, NM_SETTING_BRIDGE_SETTING_NAME)
 	    || !strcmp (type, NM_SETTING_VLAN_SETTING_NAME)
@@ -2054,6 +2055,24 @@ nm_connection_get_setting_dcb (NMConnection *connection)
 	return (NMSettingDcb *) nm_connection_get_setting (connection, NM_TYPE_SETTING_DCB);
 }
 
+/**
+ * nm_connection_get_setting_dummy:
+ * @connection: the #NMConnection
+ *
+ * A shortcut to return any #NMSettingDummy the connection might contain.
+ *
+ * Returns: (transfer none): an #NMSettingDummy if the connection contains one, otherwise %NULL
+ *
+ * Since: 1.8
+ **/
+NMSettingDummy *
+nm_connection_get_setting_dummy (NMConnection *connection)
+{
+	g_return_val_if_fail (NM_IS_CONNECTION (connection), NULL);
+
+	return (NMSettingDummy *) nm_connection_get_setting (connection, NM_TYPE_SETTING_DUMMY);
+}
+
 /**
  * nm_connection_get_setting_generic:
  * @connection: the #NMConnection

libnm-core/nm-connection.h

@@ -199,6 +199,8 @@ NMSettingBridgePort *      nm_connection_get_setting_bridge_port       (NMConnec
 NMSettingCdma *            nm_connection_get_setting_cdma              (NMConnection *connection);
 NMSettingConnection *      nm_connection_get_setting_connection        (NMConnection *connection);
 NMSettingDcb *             nm_connection_get_setting_dcb               (NMConnection *connection);
+NM_AVAILABLE_IN_1_8
+NMSettingDummy *           nm_connection_get_setting_dummy             (NMConnection *connection);
 NMSettingGeneric *         nm_connection_get_setting_generic           (NMConnection *connection);
 NMSettingGsm *             nm_connection_get_setting_gsm               (NMConnection *connection);
 NMSettingInfiniband *      nm_connection_get_setting_infiniband        (NMConnection *connection);

libnm-core/nm-core-internal.h

@@ -45,6 +45,7 @@
 #include "nm-setting-cdma.h"
 #include "nm-setting-connection.h"
 #include "nm-setting-dcb.h"
+#include "nm-setting-dummy.h"
 #include "nm-setting-generic.h"
 #include "nm-setting-gsm.h"
 #include "nm-setting-infiniband.h"

libnm-core/nm-core-types.h

@@ -38,6 +38,7 @@ typedef struct _NMSettingBridgePort       NMSettingBridgePort;
 typedef struct _NMSettingCdma             NMSettingCdma;
 typedef struct _NMSettingConnection       NMSettingConnection;
 typedef struct _NMSettingDcb              NMSettingDcb;
+typedef struct _NMSettingDummy            NMSettingDummy;
 typedef struct _NMSettingGeneric          NMSettingGeneric;
 typedef struct _NMSettingGsm              NMSettingGsm;
 typedef struct _NMSettingInfiniband       NMSettingInfiniband;

libnm-core/nm-setting-dummy.c

@@ -0,0 +1,62 @@
+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */
+/*
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301 USA.
+ *
+ * Copyright 2017 Red Hat, Inc.
+ */
+
+#include "nm-default.h"
+
+#include "nm-setting-dummy.h"
+#include "nm-setting-connection.h"
+#include "nm-setting-private.h"
+
+/**
+ * SECTION:nm-setting-dummy
+ * @short_description: Describes connection properties for dummy interfaces
+ *
+ * The #NMSettingDummy object is a #NMSetting subclass that describes properties
+ * necessary for connection to dummy devices
+ **/
+
+G_DEFINE_TYPE_WITH_CODE (NMSettingDummy, nm_setting_dummy, NM_TYPE_SETTING,
+                         _nm_register_setting (DUMMY, 1))
+NM_SETTING_REGISTER_TYPE (NM_TYPE_SETTING_DUMMY)
+
+/**
+ * nm_setting_dummy_new:
+ *
+ * Creates a new #NMSettingDummy object with default values.
+ *
+ * Returns: (transfer full): the new empty #NMSettingDummy object
+ *
+ * Since: 1.8
+ **/
+NMSetting *
+nm_setting_dummy_new (void)
+{
+	return (NMSetting *) g_object_new (NM_TYPE_SETTING_DUMMY, NULL);
+}
+
+static void
+nm_setting_dummy_init (NMSettingDummy *setting)
+{
+}
+
+static void
+nm_setting_dummy_class_init (NMSettingDummyClass *setting_class)
+{
+}

libnm-core/nm-setting-dummy.h

@@ -0,0 +1,63 @@
+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */
+
+/*
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301 USA.
+ *
+ * Copyright 2017 Red Hat, Inc.
+ */
+
+#ifndef __NM_SETTING_DUMMY_H__
+#define __NM_SETTING_DUMMY_H__
+
+#if !defined (__NETWORKMANAGER_H_INSIDE__) && !defined (NETWORKMANAGER_COMPILATION)
+#error "Only <NetworkManager.h> can be included directly."
+#endif
+
+#include "nm-setting.h"
+
+G_BEGIN_DECLS
+
+#define NM_TYPE_SETTING_DUMMY            (nm_setting_dummy_get_type ())
+#define NM_SETTING_DUMMY(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), NM_TYPE_SETTING_DUMMY, NMSettingDummy))
+#define NM_SETTING_DUMMY_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST ((klass), NM_TYPE_SETTING_DUMMYCONFIG, NMSettingDummyClass))
+#define NM_IS_SETTING_DUMMY(obj)         (G_TYPE_CHECK_INSTANCE_TYPE ((obj), NM_TYPE_SETTING_DUMMY))
+#define NM_IS_SETTING_DUMMY_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), NM_TYPE_SETTING_DUMMY))
+#define NM_SETTING_DUMMY_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS ((obj), NM_TYPE_SETTING_DUMMY, NMSettingDummyClass))
+
+#define NM_SETTING_DUMMY_SETTING_NAME         "dummy"
+
+/**
+ * NMSettingDummy:
+ */
+struct _NMSettingDummy {
+	NMSetting parent;
+};
+
+typedef struct {
+	NMSettingClass parent;
+
+	/*< private >*/
+	gpointer padding[4];
+} NMSettingDummyClass;
+
+NM_AVAILABLE_IN_1_8
+GType nm_setting_dummy_get_type (void);
+NM_AVAILABLE_IN_1_8
+NMSetting *nm_setting_dummy_new (void);
+
+G_END_DECLS
+
+#endif /* __NM_SETTING_DUMMY_H__ */

libnm/NetworkManager.h

@@ -61,6 +61,7 @@
 #include <nm-setting-cdma.h>
 #include <nm-setting-connection.h>
 #include <nm-setting-dcb.h>
+#include <nm-setting-dummy.h>
 #include <nm-setting-generic.h>
 #include <nm-setting-gsm.h>
 #include <nm-setting-infiniband.h>

libnm/libnm.ver

@@ -1146,6 +1146,7 @@ global:
 
 libnm_1_8_0 {
 global:
+	nm_connection_get_setting_dummy;
 	nm_setting_802_1x_auth_flags_get_type;
 	nm_setting_802_1x_get_auth_timeout;
 	nm_setting_802_1x_get_ca_cert_password;
@@ -1158,5 +1159,7 @@ global:
 	nm_setting_802_1x_get_phase2_client_cert_password;
 	nm_setting_802_1x_get_phase2_client_cert_password_flags;
 	nm_setting_cdma_get_mtu;
+	nm_setting_dummy_get_type;
+	nm_setting_dummy_new;
 	nm_setting_gsm_get_mtu;
 } libnm_1_6_0;