/* -*- 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 2011 - 2012 Red Hat, Inc. * Copyright 2008 Novell, Inc. */ #include "config.h" #include #include #include "nm-glib-compat.h" #include #include #include #include "nm-device-modem.h" #include "nm-device-private.h" #include "nm-object-private.h" #include "nm-enum-types.h" G_DEFINE_TYPE (NMDeviceModem, nm_device_modem, NM_TYPE_DEVICE) #define NM_DEVICE_MODEM_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), NM_TYPE_DEVICE_MODEM, NMDeviceModemPrivate)) typedef struct { NMDeviceModemCapabilities caps; NMDeviceModemCapabilities current_caps; } NMDeviceModemPrivate; enum { PROP_0, PROP_MODEM_CAPS, PROP_CURRENT_CAPS, LAST_PROP }; /** * nm_device_modem_get_modem_capabilities: * @self: a #NMDeviceModem * * Returns a bitfield of the generic access technology families the modem * supports. Not all capabilities are available concurrently however; some * may require a firmware reload or reinitialization. * * Returns: the generic access technology families the modem supports **/ NMDeviceModemCapabilities nm_device_modem_get_modem_capabilities (NMDeviceModem *self) { g_return_val_if_fail (NM_IS_DEVICE_MODEM (self), NM_DEVICE_MODEM_CAPABILITY_NONE); return NM_DEVICE_MODEM_GET_PRIVATE (self)->caps; } /** * nm_device_modem_get_current_capabilities: * @self: a #NMDeviceModem * * Returns a bitfield of the generic access technology families the modem * supports without a firmware reload or reinitialization. This value * represents the network types the modem can immediately connect to. * * Returns: the generic access technology families the modem supports without * a firmware reload or other reinitialization **/ NMDeviceModemCapabilities nm_device_modem_get_current_capabilities (NMDeviceModem *self) { g_return_val_if_fail (NM_IS_DEVICE_MODEM (self), NM_DEVICE_MODEM_CAPABILITY_NONE); return NM_DEVICE_MODEM_GET_PRIVATE (self)->current_caps; } static const char * get_type_description (NMDevice *device) { NMDeviceModemCapabilities caps; caps = nm_device_modem_get_current_capabilities (NM_DEVICE_MODEM (device)); if (caps & NM_DEVICE_MODEM_CAPABILITY_GSM_UMTS) return "gsm"; else if (caps & NM_DEVICE_MODEM_CAPABILITY_CDMA_EVDO) return "cdma"; else return NULL; } #define MODEM_CAPS_3GPP(caps) (caps & (NM_DEVICE_MODEM_CAPABILITY_GSM_UMTS | \ NM_DEVICE_MODEM_CAPABILITY_LTE)) #define MODEM_CAPS_3GPP2(caps) (caps & (NM_DEVICE_MODEM_CAPABILITY_CDMA_EVDO)) static gboolean connection_compatible (NMDevice *device, NMConnection *connection, GError **error) { NMSettingGsm *s_gsm; NMSettingCdma *s_cdma; NMDeviceModemCapabilities current_caps; if (!NM_DEVICE_CLASS (nm_device_modem_parent_class)->connection_compatible (device, connection, error)) return FALSE; if ( !nm_connection_is_type (connection, NM_SETTING_GSM_SETTING_NAME) && !nm_connection_is_type (connection, NM_SETTING_CDMA_SETTING_NAME)) { g_set_error_literal (error, NM_DEVICE_ERROR, NM_DEVICE_ERROR_INCOMPATIBLE_CONNECTION, _("The connection was not a modem connection.")); return FALSE; } s_gsm = nm_connection_get_setting_gsm (connection); s_cdma = nm_connection_get_setting_cdma (connection); if (!s_cdma && !s_gsm) { g_set_error_literal (error, NM_DEVICE_ERROR, NM_DEVICE_ERROR_INVALID_CONNECTION, _("The connection was not a valid modem connection.")); return FALSE; } current_caps = nm_device_modem_get_current_capabilities (NM_DEVICE_MODEM (device)); if (!(s_gsm && MODEM_CAPS_3GPP (current_caps)) && !(s_cdma && MODEM_CAPS_3GPP2 (current_caps))) { g_set_error_literal (error, NM_DEVICE_ERROR, NM_DEVICE_ERROR_INCOMPATIBLE_CONNECTION, _("The device is lacking capabilities required by the connection.")); return FALSE; } return TRUE; } static GType get_setting_type (NMDevice *device) { NMDeviceModemCapabilities caps; caps = nm_device_modem_get_current_capabilities (NM_DEVICE_MODEM (device)); if (caps & (NM_DEVICE_MODEM_CAPABILITY_GSM_UMTS | NM_DEVICE_MODEM_CAPABILITY_LTE)) return NM_TYPE_SETTING_GSM; else if (caps & NM_DEVICE_MODEM_CAPABILITY_CDMA_EVDO) return NM_TYPE_SETTING_CDMA; else return G_TYPE_INVALID; } /*******************************************************************/ static void nm_device_modem_init (NMDeviceModem *device) { _nm_device_set_device_type (NM_DEVICE (device), NM_DEVICE_TYPE_MODEM); } static void init_dbus (NMObject *object) { NMDeviceModemPrivate *priv = NM_DEVICE_MODEM_GET_PRIVATE (object); const NMPropertiesInfo property_info[] = { { NM_DEVICE_MODEM_MODEM_CAPABILITIES, &priv->caps }, { NM_DEVICE_MODEM_CURRENT_CAPABILITIES, &priv->current_caps }, { NULL }, }; NM_OBJECT_CLASS (nm_device_modem_parent_class)->init_dbus (object); _nm_object_register_properties (object, NM_DBUS_INTERFACE_DEVICE_MODEM, property_info); } static void get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec) { NMDeviceModem *self = NM_DEVICE_MODEM (object); switch (prop_id) { case PROP_MODEM_CAPS: g_value_set_flags (value, nm_device_modem_get_modem_capabilities (self)); break; case PROP_CURRENT_CAPS: g_value_set_flags (value, nm_device_modem_get_current_capabilities (self)); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } } static void nm_device_modem_class_init (NMDeviceModemClass *modem_class) { GObjectClass *object_class = G_OBJECT_CLASS (modem_class); NMObjectClass *nm_object_class = NM_OBJECT_CLASS (modem_class); NMDeviceClass *device_class = NM_DEVICE_CLASS (modem_class); g_type_class_add_private (modem_class, sizeof (NMDeviceModemPrivate)); _nm_object_class_add_interface (nm_object_class, NM_DBUS_INTERFACE_DEVICE_MODEM); /* virtual methods */ object_class->get_property = get_property; nm_object_class->init_dbus = init_dbus; device_class->get_type_description = get_type_description; device_class->connection_compatible = connection_compatible; device_class->get_setting_type = get_setting_type; /** * NMDeviceModem:modem-capabilities: * * The generic family of access technologies the modem supports. Not all * capabilities are available at the same time however; some modems require * a firmware reload or other reinitialization to switch between eg * CDMA/EVDO and GSM/UMTS. **/ g_object_class_install_property (object_class, PROP_MODEM_CAPS, g_param_spec_flags (NM_DEVICE_MODEM_MODEM_CAPABILITIES, "", "", NM_TYPE_DEVICE_MODEM_CAPABILITIES, NM_DEVICE_MODEM_CAPABILITY_NONE, G_PARAM_READABLE | G_PARAM_STATIC_STRINGS)); /** * NMDeviceModem:current-capabilities: * * The generic family of access technologies the modem currently supports * without a firmware reload or reinitialization. **/ g_object_class_install_property (object_class, PROP_CURRENT_CAPS, g_param_spec_flags (NM_DEVICE_MODEM_CURRENT_CAPABILITIES, "", "", NM_TYPE_DEVICE_MODEM_CAPABILITIES, NM_DEVICE_MODEM_CAPABILITY_NONE, G_PARAM_READABLE | G_PARAM_STATIC_STRINGS)); }