libnm-util: add class padding for future expansion

libnm-util/nm-setting-8021x.h

@@ -119,6 +119,12 @@ typedef struct {
 
 typedef struct {
 	NMSettingClass parent;
+
+	/* Padding for future expansion */
+	void (*_reserved1) (void);
+	void (*_reserved2) (void);
+	void (*_reserved3) (void);
+	void (*_reserved4) (void);
 } NMSetting8021xClass;
 
 GType nm_setting_802_1x_get_type (void);

libnm-util/nm-setting-bluetooth.h

@@ -66,6 +66,12 @@ typedef struct {
 
 typedef struct {
 	NMSettingClass parent;
+
+	/* Padding for future expansion */
+	void (*_reserved1) (void);
+	void (*_reserved2) (void);
+	void (*_reserved3) (void);
+	void (*_reserved4) (void);
 } NMSettingBluetoothClass;
 
 GType nm_setting_bluetooth_get_type (void);

libnm-util/nm-setting-cdma.h

@@ -63,6 +63,12 @@ typedef struct {
 
 typedef struct {
 	NMSettingClass parent;
+
+	/* Padding for future expansion */
+	void (*_reserved1) (void);
+	void (*_reserved2) (void);
+	void (*_reserved3) (void);
+	void (*_reserved4) (void);
 } NMSettingCdmaClass;
 
 GType nm_setting_cdma_get_type (void);

libnm-util/nm-setting-connection.h

@@ -87,6 +87,12 @@ typedef struct {
 
 typedef struct {
 	NMSettingClass parent;
+
+	/* Padding for future expansion */
+	void (*_reserved1) (void);
+	void (*_reserved2) (void);
+	void (*_reserved3) (void);
+	void (*_reserved4) (void);
 } NMSettingConnectionClass;
 
 GType nm_setting_connection_get_type (void);

libnm-util/nm-setting-gsm.h

@@ -79,6 +79,12 @@ typedef struct {
 
 typedef struct {
 	NMSettingClass parent;
+
+	/* Padding for future expansion */
+	void (*_reserved1) (void);
+	void (*_reserved2) (void);
+	void (*_reserved3) (void);
+	void (*_reserved4) (void);
 } NMSettingGsmClass;
 
 GType nm_setting_gsm_get_type (void);

libnm-util/nm-setting-ip4-config.h

@@ -123,6 +123,12 @@ typedef struct {
 
 typedef struct {
 	NMSettingClass parent;
+
+	/* Padding for future expansion */
+	void (*_reserved1) (void);
+	void (*_reserved2) (void);
+	void (*_reserved3) (void);
+	void (*_reserved4) (void);
 } NMSettingIP4ConfigClass;
 
 GType nm_setting_ip4_config_get_type (void);

libnm-util/nm-setting-ip6-config.h

@@ -118,6 +118,12 @@ typedef struct {
 
 typedef struct {
 	NMSettingClass parent;
+
+	/* Padding for future expansion */
+	void (*_reserved1) (void);
+	void (*_reserved2) (void);
+	void (*_reserved3) (void);
+	void (*_reserved4) (void);
 } NMSettingIP6ConfigClass;
 
 GType nm_setting_ip6_config_get_type (void);

libnm-util/nm-setting-olpc-mesh.h

@@ -39,6 +39,12 @@ typedef struct {
 
 typedef struct {
 	NMSettingClass parent;
+
+	/* Padding for future expansion */
+	void (*_reserved1) (void);
+	void (*_reserved2) (void);
+	void (*_reserved3) (void);
+	void (*_reserved4) (void);
 } NMSettingOlpcMeshClass;
 
 GType nm_setting_olpc_mesh_get_type (void);

libnm-util/nm-setting-ppp.h

@@ -78,6 +78,12 @@ typedef struct {
 
 typedef struct {
 	NMSettingClass parent;
+
+	/* Padding for future expansion */
+	void (*_reserved1) (void);
+	void (*_reserved2) (void);
+	void (*_reserved3) (void);
+	void (*_reserved4) (void);
 } NMSettingPPPClass;
 
 GType nm_setting_ppp_get_type (void);

libnm-util/nm-setting-pppoe.h

@@ -63,6 +63,12 @@ typedef struct {
 
 typedef struct {
 	NMSettingClass parent;
+
+	/* Padding for future expansion */
+	void (*_reserved1) (void);
+	void (*_reserved2) (void);
+	void (*_reserved3) (void);
+	void (*_reserved4) (void);
 } NMSettingPPPOEClass;
 
 GType nm_setting_pppoe_get_type (void);

libnm-util/nm-setting-serial.h

@@ -65,6 +65,12 @@ typedef struct {
 
 typedef struct {
 	NMSettingClass parent;
+
+	/* Padding for future expansion */
+	void (*_reserved1) (void);
+	void (*_reserved2) (void);
+	void (*_reserved3) (void);
+	void (*_reserved4) (void);
 } NMSettingSerialClass;
 
 GType nm_setting_serial_get_type (void);

libnm-util/nm-setting-template.h

@@ -49,6 +49,12 @@ typedef struct {
 
 typedef struct {
 	NMSettingClass parent;
+
+	/* Padding for future expansion */
+	void (*_reserved1) (void);
+	void (*_reserved2) (void);
+	void (*_reserved3) (void);
+	void (*_reserved4) (void);
 } NMSettingTemplateClass;
 
 GType nm_setting_template_get_type (void);

libnm-util/nm-setting-vpn.h

@@ -63,6 +63,12 @@ typedef struct {
 
 typedef struct {
 	NMSettingClass parent;
+
+	/* Padding for future expansion */
+	void (*_reserved1) (void);
+	void (*_reserved2) (void);
+	void (*_reserved3) (void);
+	void (*_reserved4) (void);
 } NMSettingVPNClass;
 
 typedef void (*VPNIterFunc) (const char *key, const char *value, gpointer user_data);

libnm-util/nm-setting-wired.h

@@ -65,6 +65,12 @@ typedef struct {
 
 typedef struct {
 	NMSettingClass parent;
+
+	/* Padding for future expansion */
+	void (*_reserved1) (void);
+	void (*_reserved2) (void);
+	void (*_reserved3) (void);
+	void (*_reserved4) (void);
 } NMSettingWiredClass;
 
 GType nm_setting_wired_get_type (void);

libnm-util/nm-setting-wireless-security.h

@@ -85,6 +85,12 @@ typedef struct {
 
 typedef struct {
 	NMSettingClass parent;
+
+	/* Padding for future expansion */
+	void (*_reserved1) (void);
+	void (*_reserved2) (void);
+	void (*_reserved3) (void);
+	void (*_reserved4) (void);
 } NMSettingWirelessSecurityClass;
 
 GType nm_setting_wireless_security_get_type (void);

libnm-util/nm-setting-wireless.h

@@ -73,6 +73,12 @@ typedef struct {
 
 typedef struct {
 	NMSettingClass parent;
+
+	/* Padding for future expansion */
+	void (*_reserved1) (void);
+	void (*_reserved2) (void);
+	void (*_reserved3) (void);
+	void (*_reserved4) (void);
 } NMSettingWirelessClass;
 
 GType nm_setting_wireless_get_type (void);

libnm-util/nm-setting.h

@@ -107,6 +107,12 @@ typedef struct {
 	                                  const char *key,
 	                                  GValue     *value,
 	                                  GError    **error);
+
+	/* Padding for future expansion */
+	void (*_reserved1) (void);
+	void (*_reserved2) (void);
+	void (*_reserved3) (void);
+	void (*_reserved4) (void);
 } NMSettingClass;
 
 typedef void (*NMSettingValueIterFn) (NMSetting *setting,