/* -*- Mode: C; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */ /* NetworkManager -- Network link manager * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program 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 General Public License for more details. * * You should have received a copy of the GNU General Public License along * with this program; if not, write to the Free Software Foundation, Inc., * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. * * Copyright 2011 - 2012 Red Hat, Inc. */ #include "config.h" #include #include #include #include "nm-device-vlan.h" #include "nm-manager.h" #include "nm-logging.h" #include "nm-utils.h" #include "NetworkManagerUtils.h" #include "nm-device-private.h" #include "nm-enum-types.h" #include "nm-dbus-manager.h" #include "nm-connection-provider.h" #include "nm-activation-request.h" #include "nm-ip4-config.h" #include "nm-platform.h" #include "nm-device-factory.h" #include "nm-manager.h" #include "nm-core-internal.h" #include "gsystem-local-alloc.h" #include "nm-device-vlan-glue.h" #include "nm-device-logging.h" _LOG_DECLARE_SELF(NMDeviceVlan); G_DEFINE_TYPE (NMDeviceVlan, nm_device_vlan, NM_TYPE_DEVICE) #define NM_DEVICE_VLAN_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), NM_TYPE_DEVICE_VLAN, NMDeviceVlanPrivate)) typedef struct { gboolean disposed; gboolean invalid; NMDevice *parent; guint parent_state_id; int vlan_id; } NMDeviceVlanPrivate; enum { PROP_0, PROP_PARENT, PROP_VLAN_ID, PROP_INT_PARENT_DEVICE, LAST_PROP }; /******************************************************************/ static NMDeviceCapabilities get_generic_capabilities (NMDevice *dev) { /* We assume VLAN interfaces always support carrier detect */ return NM_DEVICE_CAP_CARRIER_DETECT | NM_DEVICE_CAP_IS_SOFTWARE; } static gboolean bring_up (NMDevice *dev, gboolean *no_firmware) { gboolean success = FALSE; guint i = 20; while (i-- > 0 && !success) { success = NM_DEVICE_CLASS (nm_device_vlan_parent_class)->bring_up (dev, no_firmware); g_usleep (50); } return success; } /******************************************************************/ static gboolean is_available (NMDevice *device, NMDeviceCheckDevAvailableFlags flags) { if (!NM_DEVICE_VLAN_GET_PRIVATE (device)->parent) return FALSE; return NM_DEVICE_CLASS (nm_device_vlan_parent_class)->is_available (device, flags); } static void parent_state_changed (NMDevice *parent, NMDeviceState new_state, NMDeviceState old_state, NMDeviceStateReason reason, gpointer user_data) { NMDeviceVlan *self = NM_DEVICE_VLAN (user_data); /* We'll react to our own carrier state notifications. Ignore the parent's. */ if (reason == NM_DEVICE_STATE_REASON_CARRIER) return; nm_device_set_unmanaged (NM_DEVICE (self), NM_UNMANAGED_PARENT, !nm_device_get_managed (parent), reason); } static void nm_device_vlan_set_parent (NMDeviceVlan *self, NMDevice *parent, gboolean construct) { NMDeviceVlanPrivate *priv = NM_DEVICE_VLAN_GET_PRIVATE (self); NMDevice *device = NM_DEVICE (self); if (parent == priv->parent) return; if (priv->parent_state_id) { g_signal_handler_disconnect (priv->parent, priv->parent_state_id); priv->parent_state_id = 0; } g_clear_object (&priv->parent); if (parent) { priv->parent = g_object_ref (parent); priv->parent_state_id = g_signal_connect (priv->parent, "state-changed", G_CALLBACK (parent_state_changed), device); /* Set parent-dependent unmanaged flag */ if (construct) { nm_device_set_initial_unmanaged_flag (device, NM_UNMANAGED_PARENT, !nm_device_get_managed (parent)); } else { nm_device_set_unmanaged (device, NM_UNMANAGED_PARENT, !nm_device_get_managed (parent), NM_DEVICE_STATE_REASON_PARENT_MANAGED_CHANGED); } } /* Recheck availability now that the parent has changed */ nm_device_queue_recheck_available (self, NM_DEVICE_STATE_REASON_PARENT_CHANGED, NM_DEVICE_STATE_REASON_PARENT_CHANGED); g_object_notify (G_OBJECT (device), NM_DEVICE_VLAN_PARENT); } static gboolean component_added (NMDevice *device, GObject *component) { NMDeviceVlan *self = NM_DEVICE_VLAN (device); NMDeviceVlanPrivate *priv = NM_DEVICE_VLAN_GET_PRIVATE (self); NMDevice *added_device; int parent_ifindex = -1; if (priv->parent) return FALSE; if (!NM_IS_DEVICE (component)) return FALSE; added_device = NM_DEVICE (component); if (!nm_platform_vlan_get_info (NM_PLATFORM_GET, nm_device_get_ifindex (device), &parent_ifindex, NULL)) { _LOGW (LOGD_VLAN, "failed to get VLAN interface info while checking added component."); return FALSE; } if (nm_device_get_ifindex (added_device) != parent_ifindex) return FALSE; nm_device_vlan_set_parent (self, added_device, FALSE); /* Don't claim parent exclusively */ return FALSE; } /******************************************************************/ static gboolean match_parent (NMDeviceVlan *self, const char *parent) { NMDeviceVlanPrivate *priv = NM_DEVICE_VLAN_GET_PRIVATE (self); g_return_val_if_fail (parent != NULL, FALSE); if (!priv->parent) return FALSE; if (nm_utils_is_uuid (parent)) { NMActRequest *parent_req; NMConnection *parent_connection; /* If the parent is a UUID, the connection matches if our parent * device has that connection activated. */ parent_req = nm_device_get_act_request (priv->parent); if (!parent_req) return FALSE; parent_connection = nm_active_connection_get_connection (NM_ACTIVE_CONNECTION (parent_req)); if (!parent_connection) return FALSE; if (g_strcmp0 (parent, nm_connection_get_uuid (parent_connection)) != 0) return FALSE; } else { /* interface name */ if (g_strcmp0 (parent, nm_device_get_ip_iface (priv->parent)) != 0) return FALSE; } return TRUE; } static gboolean match_hwaddr (NMDevice *device, NMConnection *connection, gboolean fail_if_no_hwaddr) { NMSettingWired *s_wired; const char *setting_mac; const char *device_mac; s_wired = nm_connection_get_setting_wired (connection); if (!s_wired) return !fail_if_no_hwaddr; setting_mac = nm_setting_wired_get_mac_address (s_wired); if (!setting_mac) return !fail_if_no_hwaddr; device_mac = nm_device_get_hw_address (device); return nm_utils_hwaddr_matches (setting_mac, -1, device_mac, -1); } static gboolean check_connection_compatible (NMDevice *device, NMConnection *connection) { NMDeviceVlanPrivate *priv = NM_DEVICE_VLAN_GET_PRIVATE (device); NMSettingVlan *s_vlan; const char *parent, *iface = NULL; if (!NM_DEVICE_CLASS (nm_device_vlan_parent_class)->check_connection_compatible (device, connection)) return FALSE; s_vlan = nm_connection_get_setting_vlan (connection); if (!s_vlan) return FALSE; if (nm_setting_vlan_get_id (s_vlan) != priv->vlan_id) return FALSE; /* Check parent interface; could be an interface name or a UUID */ parent = nm_setting_vlan_get_parent (s_vlan); if (parent) { if (!match_parent (NM_DEVICE_VLAN (device), parent)) return FALSE; } else { /* Parent could be a MAC address in an NMSettingWired */ if (!match_hwaddr (device, connection, TRUE)) return FALSE; } /* Ensure the interface name matches. If not specified we assume a match * since both the parent interface and the VLAN ID matched by the time we * get here. */ iface = nm_connection_get_interface_name (connection); if (iface) { if (g_strcmp0 (nm_device_get_ip_iface (device), iface) != 0) return FALSE; } return TRUE; } static gboolean complete_connection (NMDevice *device, NMConnection *connection, const char *specific_object, const GSList *existing_connections, GError **error) { NMSettingVlan *s_vlan; nm_utils_complete_generic (connection, NM_SETTING_VLAN_SETTING_NAME, existing_connections, NULL, _("VLAN connection"), NULL, TRUE); s_vlan = nm_connection_get_setting_vlan (connection); if (!s_vlan) { g_set_error_literal (error, NM_DEVICE_ERROR, NM_DEVICE_ERROR_INVALID_CONNECTION, "A 'vlan' setting is required."); return FALSE; } /* If there's no VLAN interface, no parent, and no hardware address in the * settings, then there's not enough information to complete the setting. */ if ( !nm_setting_vlan_get_parent (s_vlan) && !match_hwaddr (device, connection, TRUE)) { g_set_error_literal (error, NM_DEVICE_ERROR, NM_DEVICE_ERROR_INVALID_CONNECTION, "The 'vlan' setting had no interface name, parent, or hardware address."); return FALSE; } return TRUE; } static void update_connection (NMDevice *device, NMConnection *connection) { NMDeviceVlan *self = NM_DEVICE_VLAN (device); NMDeviceVlanPrivate *priv = NM_DEVICE_VLAN_GET_PRIVATE (device); NMSettingVlan *s_vlan = nm_connection_get_setting_vlan (connection); int ifindex = nm_device_get_ifindex (device); int parent_ifindex = -1, vlan_id = -1; NMDevice *parent; const char *setting_parent, *new_parent; if (!s_vlan) { s_vlan = (NMSettingVlan *) nm_setting_vlan_new (); nm_connection_add_setting (connection, (NMSetting *) s_vlan); } if (!nm_platform_vlan_get_info (NM_PLATFORM_GET, ifindex, &parent_ifindex, &vlan_id)) { _LOGW (LOGD_VLAN, "failed to get VLAN interface info while updating connection."); return; } if (priv->vlan_id != vlan_id) { priv->vlan_id = vlan_id; g_object_notify (G_OBJECT (device), NM_DEVICE_VLAN_ID); } if (vlan_id != nm_setting_vlan_get_id (s_vlan)) g_object_set (s_vlan, NM_SETTING_VLAN_ID, priv->vlan_id, NULL); parent = nm_manager_get_device_by_ifindex (nm_manager_get (), parent_ifindex); g_assert (parent); nm_device_vlan_set_parent (NM_DEVICE_VLAN (device), parent, FALSE); /* Update parent in the connection; default to parent's interface name */ new_parent = nm_device_get_iface (parent); setting_parent = nm_setting_vlan_get_parent (s_vlan); if (setting_parent && nm_utils_is_uuid (setting_parent)) { NMConnection *parent_connection; /* Don't change a parent specified by UUID if it's still valid */ parent_connection = nm_connection_provider_get_connection_by_uuid (nm_connection_provider_get (), setting_parent); if (parent_connection && nm_device_check_connection_compatible (parent, parent_connection)) new_parent = NULL; } if (new_parent) g_object_set (s_vlan, NM_SETTING_VLAN_PARENT, new_parent, NULL); } static NMActStageReturn act_stage1_prepare (NMDevice *dev, NMDeviceStateReason *reason) { NMActRequest *req; NMConnection *connection; NMSettingVlan *s_vlan; NMSettingWired *s_wired; const char *cloned_mac; NMActStageReturn ret; g_return_val_if_fail (reason != NULL, NM_ACT_STAGE_RETURN_FAILURE); ret = NM_DEVICE_CLASS (nm_device_vlan_parent_class)->act_stage1_prepare (dev, reason); if (ret != NM_ACT_STAGE_RETURN_SUCCESS) return ret; req = nm_device_get_act_request (dev); g_return_val_if_fail (req != NULL, NM_ACT_STAGE_RETURN_FAILURE); connection = nm_act_request_get_connection (req); g_return_val_if_fail (connection != NULL, NM_ACT_STAGE_RETURN_FAILURE); s_wired = nm_connection_get_setting_wired (connection); if (s_wired) { /* Set device MAC address if the connection wants to change it */ cloned_mac = nm_setting_wired_get_cloned_mac_address (s_wired); if (cloned_mac) nm_device_set_hw_addr (dev, cloned_mac, "set", LOGD_VLAN); } s_vlan = nm_connection_get_setting_vlan (connection); if (s_vlan) { int ifindex = nm_device_get_ifindex (dev); int num, i; guint32 from, to; num = nm_setting_vlan_get_num_priorities (s_vlan, NM_VLAN_INGRESS_MAP); for (i = 0; i < num; i++) { if (nm_setting_vlan_get_priority (s_vlan, NM_VLAN_INGRESS_MAP, i, &from, &to)) nm_platform_vlan_set_ingress_map (NM_PLATFORM_GET, ifindex, from, to); } num = nm_setting_vlan_get_num_priorities (s_vlan, NM_VLAN_EGRESS_MAP); for (i = 0; i < num; i++) { if (nm_setting_vlan_get_priority (s_vlan, NM_VLAN_EGRESS_MAP, i, &from, &to)) nm_platform_vlan_set_egress_map (NM_PLATFORM_GET, ifindex, from, to); } } return ret; } static void ip4_config_pre_commit (NMDevice *device, NMIP4Config *config) { NMConnection *connection; NMSettingWired *s_wired; guint32 mtu; connection = nm_device_get_connection (device); g_assert (connection); s_wired = nm_connection_get_setting_wired (connection); if (s_wired) { mtu = nm_setting_wired_get_mtu (s_wired); if (mtu) nm_ip4_config_set_mtu (config, mtu, NM_IP_CONFIG_SOURCE_USER); } } static void deactivate (NMDevice *device) { /* Reset MAC address back to initial address */ if (nm_device_get_initial_hw_address (device)) nm_device_set_hw_addr (device, nm_device_get_initial_hw_address (device), "reset", LOGD_VLAN); } /******************************************************************/ static void nm_device_vlan_init (NMDeviceVlan * self) { } static void constructed (GObject *object) { NMDeviceVlan *self = NM_DEVICE_VLAN (object); NMDeviceVlanPrivate *priv = NM_DEVICE_VLAN_GET_PRIVATE (self); int ifindex = nm_device_get_ifindex (NM_DEVICE (self)); int parent_ifindex = -1, itype; int vlan_id; if (G_OBJECT_CLASS (nm_device_vlan_parent_class)->constructed) G_OBJECT_CLASS (nm_device_vlan_parent_class)->constructed (object); itype = nm_platform_link_get_type (NM_PLATFORM_GET, ifindex); if (itype != NM_LINK_TYPE_VLAN) { _LOGE (LOGD_VLAN, "failed to get VLAN interface type."); priv->invalid = TRUE; return; } if (!nm_platform_vlan_get_info (NM_PLATFORM_GET, ifindex, &parent_ifindex, &vlan_id)) { _LOGW (LOGD_VLAN, "failed to get VLAN interface info."); priv->invalid = TRUE; return; } if (parent_ifindex < 0 || vlan_id < 0) { _LOGW (LOGD_VLAN, "VLAN parent ifindex (%d) or VLAN ID (%d) invalid.", parent_ifindex, priv->vlan_id); priv->invalid = TRUE; return; } if (priv->parent && parent_ifindex != nm_device_get_ip_ifindex (priv->parent)) { _LOGW (LOGD_VLAN, "VLAN parent %s (%d) and parent ifindex %d don't match.", nm_device_get_iface (priv->parent), nm_device_get_ifindex (priv->parent), parent_ifindex); priv->invalid = TRUE; return; } priv->vlan_id = vlan_id; _LOGI (LOGD_HW | LOGD_VLAN, "VLAN ID %d with parent %s (%d)", priv->vlan_id, priv->parent ? nm_device_get_iface (priv->parent) : "unknown", parent_ifindex); } static void get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec) { NMDeviceVlanPrivate *priv = NM_DEVICE_VLAN_GET_PRIVATE (object); switch (prop_id) { case PROP_PARENT: g_value_set_boxed (value, priv->parent ? nm_device_get_path (priv->parent) : "/"); break; case PROP_INT_PARENT_DEVICE: g_value_set_object (value, priv->parent); break; case PROP_VLAN_ID: g_value_set_uint (value, priv->vlan_id); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } } static void set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec) { NMDeviceVlanPrivate *priv = NM_DEVICE_VLAN_GET_PRIVATE (object); switch (prop_id) { case PROP_INT_PARENT_DEVICE: nm_device_vlan_set_parent (NM_DEVICE_VLAN (object), g_value_get_object (value), TRUE); break; case PROP_VLAN_ID: priv->vlan_id = g_value_get_uint (value); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } } static void dispose (GObject *object) { NMDeviceVlan *self = NM_DEVICE_VLAN (object); NMDeviceVlanPrivate *priv = NM_DEVICE_VLAN_GET_PRIVATE (self); if (priv->disposed) { G_OBJECT_CLASS (nm_device_vlan_parent_class)->dispose (object); return; } priv->disposed = TRUE; nm_device_vlan_set_parent (self, NULL, FALSE); G_OBJECT_CLASS (nm_device_vlan_parent_class)->dispose (object); } static void nm_device_vlan_class_init (NMDeviceVlanClass *klass) { GObjectClass *object_class = G_OBJECT_CLASS (klass); NMDeviceClass *parent_class = NM_DEVICE_CLASS (klass); parent_class->connection_type = NM_SETTING_VLAN_SETTING_NAME; g_type_class_add_private (object_class, sizeof (NMDeviceVlanPrivate)); /* virtual methods */ object_class->constructed = constructed; object_class->get_property = get_property; object_class->set_property = set_property; object_class->dispose = dispose; parent_class->get_generic_capabilities = get_generic_capabilities; parent_class->bring_up = bring_up; parent_class->act_stage1_prepare = act_stage1_prepare; parent_class->ip4_config_pre_commit = ip4_config_pre_commit; parent_class->deactivate = deactivate; parent_class->is_available = is_available; parent_class->component_added = component_added; parent_class->check_connection_compatible = check_connection_compatible; parent_class->complete_connection = complete_connection; parent_class->update_connection = update_connection; /* properties */ g_object_class_install_property (object_class, PROP_PARENT, g_param_spec_boxed (NM_DEVICE_VLAN_PARENT, "", "", DBUS_TYPE_G_OBJECT_PATH, G_PARAM_READABLE | G_PARAM_STATIC_STRINGS)); g_object_class_install_property (object_class, PROP_VLAN_ID, g_param_spec_uint (NM_DEVICE_VLAN_ID, "", "", 0, 4095, 0, G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS)); /* Internal properties */ g_object_class_install_property (object_class, PROP_INT_PARENT_DEVICE, g_param_spec_object (NM_DEVICE_VLAN_INT_PARENT_DEVICE, "", "", NM_TYPE_DEVICE, G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS)); nm_dbus_manager_register_exported_type (nm_dbus_manager_get (), G_TYPE_FROM_CLASS (klass), &dbus_glib_nm_device_vlan_object_info); } /*************************************************************/ #define NM_TYPE_VLAN_FACTORY (nm_vlan_factory_get_type ()) #define NM_VLAN_FACTORY(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), NM_TYPE_VLAN_FACTORY, NMVlanFactory)) static NMDevice * new_link (NMDeviceFactory *factory, NMPlatformLink *plink, gboolean *out_ignore, GError **error) { int parent_ifindex = -1; NMDevice *parent, *device; /* Find the parent device */ if (!nm_platform_vlan_get_info (NM_PLATFORM_GET, plink->ifindex, &parent_ifindex, NULL)) { g_set_error_literal (error, NM_DEVICE_ERROR, NM_DEVICE_ERROR_CREATION_FAILED, "VLAN parent ifindex unknown"); return NULL; } parent = nm_manager_get_device_by_ifindex (nm_manager_get (), parent_ifindex); device = (NMDevice *) g_object_new (NM_TYPE_DEVICE_VLAN, NM_DEVICE_PLATFORM_DEVICE, plink, NM_DEVICE_VLAN_INT_PARENT_DEVICE, parent, NM_DEVICE_DRIVER, "8021q", NM_DEVICE_TYPE_DESC, "VLAN", NM_DEVICE_DEVICE_TYPE, NM_DEVICE_TYPE_VLAN, NULL); if (NM_DEVICE_VLAN_GET_PRIVATE (device)->invalid) { g_set_error_literal (error, NM_DEVICE_ERROR, NM_DEVICE_ERROR_CREATION_FAILED, "VLAN initialization failed"); g_object_unref (device); device = NULL; } return device; } static NMDevice * create_virtual_device_for_connection (NMDeviceFactory *factory, NMConnection *connection, NMDevice *parent, GError **error) { NMDevice *device; NMSettingVlan *s_vlan; gs_free char *iface = NULL; if (!NM_IS_DEVICE (parent)) { g_set_error_literal (error, NM_DEVICE_ERROR, NM_DEVICE_ERROR_CREATION_FAILED, "VLAN interfaces must have parents"); return NULL; } s_vlan = nm_connection_get_setting_vlan (connection); g_assert (s_vlan); iface = g_strdup (nm_connection_get_interface_name (connection)); if (!iface) { iface = nm_utils_new_vlan_name (nm_device_get_ip_iface (parent), nm_setting_vlan_get_id (s_vlan)); } if ( !nm_platform_vlan_add (NM_PLATFORM_GET, iface, nm_device_get_ifindex (parent), nm_setting_vlan_get_id (s_vlan), nm_setting_vlan_get_flags (s_vlan), NULL) && nm_platform_get_error (NM_PLATFORM_GET) != NM_PLATFORM_ERROR_EXISTS) { g_set_error (error, NM_DEVICE_ERROR, NM_DEVICE_ERROR_CREATION_FAILED, "Failed to create VLAN interface '%s' for '%s': %s", iface, nm_connection_get_id (connection), nm_platform_get_error_msg (NM_PLATFORM_GET)); return NULL; } device = (NMDevice *) g_object_new (NM_TYPE_DEVICE_VLAN, NM_DEVICE_IFACE, iface, NM_DEVICE_VLAN_INT_PARENT_DEVICE, parent, NM_DEVICE_DRIVER, "8021q", NM_DEVICE_TYPE_DESC, "VLAN", NM_DEVICE_DEVICE_TYPE, NM_DEVICE_TYPE_VLAN, NULL); if (NM_DEVICE_VLAN_GET_PRIVATE (device)->invalid) { g_set_error (error, NM_DEVICE_ERROR, NM_DEVICE_ERROR_CREATION_FAILED, "Failed to create VLAN interface '%s' for '%s': initialization failed", iface, nm_connection_get_id (connection)); g_object_unref (device); device = NULL; } return device; } static const char * get_connection_parent (NMDeviceFactory *factory, NMConnection *connection) { NMSettingVlan *s_vlan; NMSettingWired *s_wired; const char *parent = NULL; g_return_val_if_fail (nm_connection_is_type (connection, NM_SETTING_VLAN_SETTING_NAME), NULL); s_vlan = nm_connection_get_setting_vlan (connection); g_assert (s_vlan); parent = nm_setting_vlan_get_parent (s_vlan); if (parent) return parent; /* Try the hardware address from the VLAN connection's hardware setting */ s_wired = nm_connection_get_setting_wired (connection); if (s_wired) return nm_setting_wired_get_mac_address (s_wired); return NULL; } static char * get_virtual_iface_name (NMDeviceFactory *factory, NMConnection *connection, const char *parent_iface) { const char *ifname; NMSettingVlan *s_vlan; g_return_val_if_fail (nm_connection_is_type (connection, NM_SETTING_VLAN_SETTING_NAME), NULL); s_vlan = nm_connection_get_setting_vlan (connection); g_assert (s_vlan); if (!parent_iface) return NULL; ifname = nm_connection_get_interface_name (connection); if (ifname) return g_strdup (ifname); /* If the connection doesn't specify the interface name for the VLAN * device, we create one for it using the VLAN ID and the parent * interface's name. */ return nm_utils_new_vlan_name (parent_iface, nm_setting_vlan_get_id (s_vlan)); } NM_DEVICE_FACTORY_DEFINE_INTERNAL (VLAN, Vlan, vlan, NM_DEVICE_FACTORY_DECLARE_LINK_TYPES (NM_LINK_TYPE_VLAN) NM_DEVICE_FACTORY_DECLARE_SETTING_TYPES (NM_SETTING_VLAN_SETTING_NAME), factory_iface->new_link = new_link; factory_iface->create_virtual_device_for_connection = create_virtual_device_for_connection; factory_iface->get_connection_parent = get_connection_parent; factory_iface->get_virtual_iface_name = get_virtual_iface_name; )