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)); }
NMDevice * nm_device_vlan_new_for_connection (NMConnection *connection, NMDevice *parent) { NMDevice *device; NMSettingVlan *s_vlan; char *iface; g_return_val_if_fail (connection != NULL, NULL); g_return_val_if_fail (NM_IS_DEVICE (parent), NULL); s_vlan = nm_connection_get_setting_vlan (connection); g_return_val_if_fail (s_vlan != NULL, NULL); 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 (iface, nm_device_get_ifindex (parent), nm_setting_vlan_get_id (s_vlan), nm_setting_vlan_get_flags (s_vlan)) && nm_platform_get_error () != NM_PLATFORM_ERROR_EXISTS) { nm_log_warn (LOGD_DEVICE | LOGD_VLAN, "(%s) failed to add VLAN interface for '%s'", iface, nm_connection_get_id (connection)); g_free (iface); return NULL; } device = (NMDevice *) g_object_new (NM_TYPE_DEVICE_VLAN, NM_DEVICE_IFACE, iface, NM_DEVICE_VLAN_PARENT, parent, NM_DEVICE_DRIVER, "8021q", NM_DEVICE_TYPE_DESC, "VLAN", NM_DEVICE_DEVICE_TYPE, NM_DEVICE_TYPE_VLAN, NULL); g_free (iface); if (NM_DEVICE_VLAN_GET_PRIVATE (device)->invalid) { g_object_unref (device); device = NULL; } return device; }