/* -*- Mode: C; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */ /* * libnm_glib -- Access network status & information from glib applications * * 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 (C) 2011 - 2012 Red Hat, Inc. * Copyright (C) 2008 Novell, Inc. */ #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-glib-marshal.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 { DBusGProxy *proxy; NMDeviceModemCapabilities caps; NMDeviceModemCapabilities current_caps; } NMDeviceModemPrivate; enum { PROP_0, PROP_MODEM_CAPS, PROP_CURRENT_CAPS, LAST_PROP }; #define DBUS_PROP_MODEM_CAPS "ModemCapabilities" #define DBUS_PROP_CURRENT_CAPS "CurrentCapabilities" /** * nm_device_modem_error_quark: * * Registers an error quark for #NMDeviceModem if necessary. * * Returns: the error quark used for #NMDeviceModem errors. **/ GQuark nm_device_modem_error_quark (void) { static GQuark quark = 0; if (G_UNLIKELY (quark == 0)) quark = g_quark_from_static_string ("nm-device-modem-error-quark"); return quark; } /** * 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 (self != NULL, NM_DEVICE_MODEM_CAPABILITY_NONE); g_return_val_if_fail (NM_IS_DEVICE_MODEM (self), NM_DEVICE_MODEM_CAPABILITY_NONE); _nm_object_ensure_inited (NM_OBJECT (self)); 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 (self != NULL, NM_DEVICE_MODEM_CAPABILITY_NONE); g_return_val_if_fail (NM_IS_DEVICE_MODEM (self), NM_DEVICE_MODEM_CAPABILITY_NONE); _nm_object_ensure_inited (NM_OBJECT (self)); return NM_DEVICE_MODEM_GET_PRIVATE (self)->current_caps; } static gboolean connection_compatible (NMDevice *device, NMConnection *connection, GError **error) { NMSettingConnection *s_con; NMSettingGsm *s_gsm; NMSettingCdma *s_cdma; const char *ctype; NMDeviceModemCapabilities current_caps; g_return_val_if_fail (error == NULL || *error == NULL, FALSE); s_con = nm_connection_get_setting_connection (connection); g_assert (s_con); ctype = nm_setting_connection_get_connection_type (s_con); if ( strcmp (ctype, NM_SETTING_GSM_SETTING_NAME) != 0 && strcmp (ctype, NM_SETTING_CDMA_SETTING_NAME) != 0) { g_set_error (error, NM_DEVICE_MODEM_ERROR, NM_DEVICE_MODEM_ERROR_NOT_MODEM_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 (error, NM_DEVICE_MODEM_ERROR, NM_DEVICE_MODEM_ERROR_INVALID_MODEM_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 && (current_caps & NM_DEVICE_MODEM_CAPABILITY_GSM_UMTS)) && !(s_cdma && (current_caps & NM_DEVICE_MODEM_CAPABILITY_CDMA_EVDO))) { g_set_error (error, NM_DEVICE_MODEM_ERROR, NM_DEVICE_MODEM_ERROR_MISSING_DEVICE_CAPS, "The device missed capabilities required by the GSM/CDMA connection."); return FALSE; } return TRUE; } /*******************************************************************/ static void nm_device_modem_init (NMDeviceModem *device) { _nm_device_set_device_type (NM_DEVICE (device), NM_DEVICE_TYPE_MODEM); } static void register_properties (NMDeviceModem *device) { NMDeviceModemPrivate *priv = NM_DEVICE_MODEM_GET_PRIVATE (device); const NMPropertiesInfo property_info[] = { { NM_DEVICE_MODEM_MODEM_CAPABILITIES, &priv->caps }, { NM_DEVICE_MODEM_CURRENT_CAPABILITIES, &priv->current_caps }, { NULL }, }; _nm_object_register_properties (NM_OBJECT (device), priv->proxy, property_info); } static void constructed (GObject *object) { NMDeviceModemPrivate *priv; G_OBJECT_CLASS (nm_device_modem_parent_class)->constructed (object); priv = NM_DEVICE_MODEM_GET_PRIVATE (object); priv->proxy = dbus_g_proxy_new_for_name (nm_object_get_connection (NM_OBJECT (object)), NM_DBUS_SERVICE, nm_object_get_path (NM_OBJECT (object)), NM_DBUS_INTERFACE_DEVICE_MODEM); register_properties (NM_DEVICE_MODEM (object)); } static void get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec) { NMDeviceModem *self = NM_DEVICE_MODEM (object); _nm_object_ensure_inited (NM_OBJECT (object)); switch (prop_id) { case PROP_MODEM_CAPS: g_value_set_uint (value, nm_device_modem_get_modem_capabilities (self)); break; case PROP_CURRENT_CAPS: g_value_set_uint (value, nm_device_modem_get_current_capabilities (self)); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } } static void dispose (GObject *object) { NMDeviceModemPrivate *priv = NM_DEVICE_MODEM_GET_PRIVATE (object); g_clear_object (&priv->proxy); G_OBJECT_CLASS (nm_device_modem_parent_class)->dispose (object); } static void nm_device_modem_class_init (NMDeviceModemClass *modem_class) { GObjectClass *object_class = G_OBJECT_CLASS (modem_class); NMDeviceClass *device_class = NM_DEVICE_CLASS (modem_class); g_type_class_add_private (modem_class, sizeof (NMDeviceModemPrivate)); /* virtual methods */ object_class->constructed = constructed; object_class->get_property = get_property; object_class->dispose = dispose; device_class->connection_compatible = connection_compatible; /** * 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_uint (NM_DEVICE_MODEM_MODEM_CAPABILITIES, "Modem capabilities", "Modem capabilities", 0, G_MAXUINT32, 0, G_PARAM_READABLE)); /** * 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_uint (NM_DEVICE_MODEM_CURRENT_CAPABILITIES, "Current capabilities", "Current capabilities", 0, G_MAXUINT32, 0, G_PARAM_READABLE)); }