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ab485bd66a3dfe4fdafe6425f48417997784be21
ModemManager/plugins/mm-modem-samsung-gsm.c
T
Eric Shienbrood 85aae2d8f1 samsung: disable should use CFUN=4 
CFUN=4 disables the radios but still allows useful operations
like getting PIN lock status.  So use that instead.
2011-06-09 16:37:20 -05:00

748 lines
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/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* 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:
*
* Copyright (C) 2008 - 2009 Novell, Inc.
* Copyright (C) 2009 - 2011 Red Hat, Inc.
* Copyright (C) 2011 Samsung Electronics, Inc.,
*/
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include <glib.h>
#include <errno.h>
#include <arpa/inet.h>
#include <dbus/dbus-glib.h>
#include "mm-modem-samsung-gsm.h"
#include "mm-modem-simple.h"
#include "mm-errors.h"
#include "mm-callback-info.h"
#include "mm-modem-gsm-card.h"
#include "mm-log.h"
#include "mm-modem-icera.h"
#include "mm-utils.h"
static void modem_init (MMModem *modem_class);
static void modem_gsm_network_init (MMModemGsmNetwork *gsm_network_class);
static void modem_simple_init (MMModemSimple *class);
static void modem_gsm_card_init (MMModemGsmCard *class);
static void modem_icera_init (MMModemIcera *icera_class);
G_DEFINE_TYPE_EXTENDED (MMModemSamsungGsm, mm_modem_samsung_gsm, MM_TYPE_GENERIC_GSM, 0,
G_IMPLEMENT_INTERFACE (MM_TYPE_MODEM, modem_init)
G_IMPLEMENT_INTERFACE (MM_TYPE_MODEM_SIMPLE, modem_simple_init)
G_IMPLEMENT_INTERFACE (MM_TYPE_MODEM_ICERA, modem_icera_init)
G_IMPLEMENT_INTERFACE (MM_TYPE_MODEM_GSM_NETWORK, modem_gsm_network_init)
G_IMPLEMENT_INTERFACE (MM_TYPE_MODEM_GSM_CARD, modem_gsm_card_init))
#define MM_MODEM_SAMSUNG_GSM_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), MM_TYPE_MODEM_SAMSUNG_GSM, MMModemSamsungGsmPrivate))
typedef struct {
gboolean disposed;
MMModemIceraPrivate *icera;
char *band;
} MMModemSamsungGsmPrivate;
#define IPDPADDR_TAG "%IPDPADDR: "
MMModem *
mm_modem_samsung_gsm_new (const char *device,
const char *driver,
const char *plugin)
{
MMModem *modem;
g_return_val_if_fail (device != NULL, NULL);
g_return_val_if_fail (driver != NULL, NULL);
g_return_val_if_fail (plugin != NULL, NULL);
modem = MM_MODEM (g_object_new (MM_TYPE_MODEM_SAMSUNG_GSM,
MM_MODEM_MASTER_DEVICE, device,
MM_MODEM_DRIVER, driver,
MM_MODEM_PLUGIN, plugin,
MM_MODEM_IP_METHOD, MM_MODEM_IP_METHOD_DHCP,
NULL));
if (modem)
MM_MODEM_SAMSUNG_GSM_GET_PRIVATE (modem)->icera = mm_modem_icera_init_private ();
return modem;
}
typedef struct {
MMModemGsmBand mm;
char band[50];
} BandTable;
static BandTable bands[12] = {
/* Sort 3G first since it's preferred */
{ MM_MODEM_GSM_BAND_U2100, "FDD_BAND_I" },
{ MM_MODEM_GSM_BAND_U1900, "FDD_BAND_II" },
{ MM_MODEM_GSM_BAND_U1800, "FDD_BAND_III" },
{ MM_MODEM_GSM_BAND_U17IV, "FDD_BAND_IV" },
{ MM_MODEM_GSM_BAND_U850, "FDD_BAND_V" },
{ MM_MODEM_GSM_BAND_U800, "FDD_BAND_VI" },
{ MM_MODEM_GSM_BAND_U900, "FDD_BAND_VIII" },
{ MM_MODEM_GSM_BAND_G850, "G850" },
/* 2G second */
{ MM_MODEM_GSM_BAND_DCS, "DCS" },
{ MM_MODEM_GSM_BAND_EGSM, "EGSM" }, /* 0x100 = Extended GSM, 0x200 = Primary GSM */
{ MM_MODEM_GSM_BAND_PCS, "PCS" },
/* And ANY last since it's most inclusive */
{ MM_MODEM_GSM_BAND_ANY, "ANY" },
};
static gboolean
band_mm_to_samsung (MMModemGsmBand band, MMModemGsmNetwork *modem)
{
int i;
MMModemSamsungGsmPrivate *priv = MM_MODEM_SAMSUNG_GSM_GET_PRIVATE (modem);
for (i = 0; i < sizeof (bands) / sizeof (BandTable); i++) {
if (bands[i].mm == band) {
priv->band = bands[i].band;
return TRUE;
}
}
return FALSE;
}
static void
get_allowed_mode (MMGenericGsm *gsm,
MMModemUIntFn callback,
gpointer user_data)
{
mm_modem_icera_get_allowed_mode (MM_MODEM_ICERA (gsm), callback, user_data);
}
static void
set_allowed_mode (MMGenericGsm *gsm,
MMModemGsmAllowedMode mode,
MMModemFn callback,
gpointer user_data)
{
mm_modem_icera_set_allowed_mode (MM_MODEM_ICERA (gsm), mode, callback, user_data);
}
static void
set_band_done (MMAtSerialPort *port,
GString *response,
GError *error,
gpointer user_data)
{
MMCallbackInfo *info = (MMCallbackInfo *) user_data;
/* If the modem has already been removed, return without
* scheduling callback */
if (mm_callback_info_check_modem_removed (info))
return;
if (error)
info->error = g_error_copy (error);
mm_callback_info_schedule (info);
}
static void
set_band (MMModemGsmNetwork *modem,
MMModemGsmBand band,
MMModemFn callback,
gpointer user_data)
{
MMCallbackInfo *info;
MMAtSerialPort *port;
char *command;
MMModemSamsungGsmPrivate *priv = MM_MODEM_SAMSUNG_GSM_GET_PRIVATE (modem);
info = mm_callback_info_new (MM_MODEM (modem), callback, user_data);
port = mm_generic_gsm_get_best_at_port (MM_GENERIC_GSM (modem), &info->error);
if (!port) {
mm_callback_info_schedule (info);
return;
}
/* TODO: Check how to pass more than one band in the same AT%%IPBM command */
if (!utils_check_for_single_value (band)) {
info->error = g_error_new_literal (MM_MODEM_ERROR, MM_MODEM_ERROR_GENERAL, "Cannot set more than one band.");
mm_callback_info_schedule (info);
} else if (!band_mm_to_samsung (band, modem)) {
info->error = g_error_new_literal (MM_MODEM_ERROR, MM_MODEM_ERROR_GENERAL, "Invalid band.");
mm_callback_info_schedule (info);
} else {
mm_callback_info_set_data (info, "band", g_strdup(priv->band), NULL);
command = g_strdup_printf ("AT%%IPBM=\"%s\",1", priv->band);
mm_at_serial_port_queue_command (port, command, 3, set_band_done, info);
g_free (command);
priv->band = NULL;
}
}
static gboolean
parse_ipbm (const char *reply, MMModemGsmBand *band)
{
int enable[12];
g_return_val_if_fail (band != NULL, FALSE);
g_return_val_if_fail (reply != NULL, FALSE);
if (sscanf (reply, "\"ANY\": %d\r\n\"EGSM\": %d\r\n\"DCS\": %d\r\n\"PCS\": %d\r\n\"G850\": %d\r\n\"FDD_BAND_I\": %d\r\n\"FDD_BAND_II\": %d\r\n\"FDD_BAND_III\": %d\r\n\"FDD_BAND_IV\": %d\r\n\"FDD_BAND_V\": %d\r\n\"FDD_BAND_VI\": %d\r\n\"FDD_BAND_VIII\": %d", &enable[0], &enable[1], &enable[2], &enable[3], &enable[4], &enable[5], &enable[6], &enable[7], &enable[8], &enable[9], &enable[10], &enable[11]) != 12)
return FALSE;
*band = 0;
if (enable[5] == 1)
*band |= MM_MODEM_GSM_BAND_U2100;
if (enable[6] == 1)
*band |= MM_MODEM_GSM_BAND_U1900;
if (enable[7] == 1)
*band |= MM_MODEM_GSM_BAND_U1800;
if (enable[8] == 1)
*band |= MM_MODEM_GSM_BAND_U17IV;
if (enable[9] == 1)
*band |= MM_MODEM_GSM_BAND_U850;
if (enable[10] == 1)
*band |= MM_MODEM_GSM_BAND_U800;
if (enable[11] == 1)
*band |= MM_MODEM_GSM_BAND_U900;
if (enable[1] == 1)
*band |= MM_MODEM_GSM_BAND_EGSM;
if (enable[2] == 1)
*band |= MM_MODEM_GSM_BAND_DCS;
if (enable[3] == 1)
*band |= MM_MODEM_GSM_BAND_PCS;
if (enable[4] == 1)
*band |= MM_MODEM_GSM_BAND_G850;
return (*band > 0 ? TRUE : FALSE);
}
static void
get_band_done (MMAtSerialPort *port,
GString *response,
GError *error,
gpointer user_data)
{
MMCallbackInfo *info = (MMCallbackInfo *) user_data;
MMModemGsmBand mm_band = MM_MODEM_GSM_BAND_UNKNOWN;
/* If the modem has already been removed, return without
* scheduling callback */
if (mm_callback_info_check_modem_removed (info))
return;
if (error)
info->error = g_error_copy (error);
else if (parse_ipbm (response->str, &mm_band))
mm_callback_info_set_result (info, GUINT_TO_POINTER (mm_band), NULL);
mm_callback_info_schedule (info);
}
static void
get_band (MMModemGsmNetwork *modem,
MMModemUIntFn callback,
gpointer user_data)
{
MMAtSerialPort *port;
MMCallbackInfo *info;
info = mm_callback_info_uint_new (MM_MODEM (modem), callback, user_data);
/* Otherwise ask the modem */
port = mm_generic_gsm_get_best_at_port (MM_GENERIC_GSM (modem), &info->error);
if (!port) {
mm_callback_info_schedule (info);
return;
}
mm_at_serial_port_queue_command (port, "AT%IPBM?", 3, get_band_done, info);
}
static gboolean
parse_samsung_num (const char *str, guint32 *out_num, guint32 min, guint32 max)
{
unsigned long int tmp;
if (!str || !strlen (str))
return FALSE;
errno = 0;
tmp = strtoul (str, NULL, 10);
if (errno != 0 || tmp < min || tmp > max)
return FALSE;
*out_num = (guint32) tmp;
return TRUE;
}
static void
send_samsung_pinnum_done (MMAtSerialPort *port,
GString *response,
GError *error,
gpointer user_data)
{
MMCallbackInfo *info = (MMCallbackInfo *) user_data;
GRegex *r = NULL;
GMatchInfo *match_info = NULL;
const char *pin_type;
guint32 attempts_left = 0;
char *str = NULL;
guint32 num = 0;
/* If the modem has already been removed, return without
* scheduling callback */
if (mm_callback_info_check_modem_removed (info))
return;
if (error) {
info->error = g_error_copy (error);
goto done;
}
pin_type = mm_callback_info_get_data (info, "pin_type");
r = g_regex_new ("\\%PINNUM:\\s*(\\d+),\\s*(\\d+),\\s*(\\d+),\\s*(\\d+)", G_REGEX_UNGREEDY, 0, NULL);
if (!r) {
g_set_error_literal (&info->error,
MM_MODEM_ERROR, MM_MODEM_ERROR_GENERAL,
"Could not parse %PINNUM results (error creating regex).");
goto done;
}
if (!g_regex_match_full (r, response->str, response->len, 0, 0, &match_info, &info->error)) {
g_set_error_literal (&info->error,
MM_MODEM_ERROR, MM_MODEM_ERROR_GENERAL,
"Could not parse %PINNUM results (match failed).");
goto done;
}
if (strstr (pin_type, MM_MODEM_GSM_CARD_SIM_PIN))
num = 1;
else if (strstr (pin_type, MM_MODEM_GSM_CARD_SIM_PUK))
num = 2;
else if (strstr (pin_type, MM_MODEM_GSM_CARD_SIM_PIN2))
num = 3;
else if (strstr (pin_type, MM_MODEM_GSM_CARD_SIM_PUK2))
num = 4;
else {
info->error = g_error_new_literal (MM_MODEM_ERROR, MM_MODEM_ERROR_GENERAL, "Unhandled PIN type");
}
if (num > 0) {
gboolean success = FALSE;
str = g_match_info_fetch (match_info, num);
if (str) {
success = parse_samsung_num (str, &attempts_left, 0, 10);
g_free (str);
}
if (!success) {
info->error = g_error_new_literal (MM_MODEM_ERROR,
MM_MODEM_ERROR_GENERAL,
"Could not parse %PINNUM results (missing or invalid match info).");
}
}
mm_callback_info_set_result (info, GUINT_TO_POINTER (attempts_left), NULL);
g_match_info_free (match_info);
done:
if (r)
g_regex_unref (r);
mm_serial_port_close (MM_SERIAL_PORT (port));
mm_callback_info_schedule (info);
}
static void
reset (MMModem *modem,
MMModemFn callback,
gpointer user_data)
{
MMCallbackInfo *info;
MMAtSerialPort *port;
info = mm_callback_info_new (MM_MODEM (modem), callback, user_data);
port = mm_generic_gsm_get_best_at_port (MM_GENERIC_GSM (modem), &info->error);
if (port)
mm_at_serial_port_queue_command (port, "%IRESET", 3, NULL, NULL);
mm_callback_info_schedule (info);
}
static void
get_unlock_retries (MMModemGsmCard *modem,
const char *pin_type,
MMModemUIntFn callback,
gpointer user_data)
{
MMAtSerialPort *port;
MMCallbackInfo *info = mm_callback_info_uint_new (MM_MODEM (modem), callback, user_data);
mm_dbg ("pin type '%s'", pin_type);
/* Ensure we have a usable port to use for the command */
port = mm_generic_gsm_get_best_at_port (MM_GENERIC_GSM (modem), &info->error);
if (!port) {
mm_callback_info_schedule (info);
return;
}
/* Modem may not be enabled yet, which sometimes can't be done until
* the device has been unlocked. In this case we have to open the port
* ourselves.
*/
if (!mm_serial_port_open (MM_SERIAL_PORT (port), &info->error)) {
mm_callback_info_schedule (info);
return;
}
/* if the modem have not yet been enabled we need to make sure echoing is turned off */
mm_at_serial_port_queue_command (port, "E0", 3, NULL, NULL);
mm_callback_info_set_data (info, "pin_type", g_strdup (pin_type), g_free);
mm_at_serial_port_queue_command (port, "%PINNUM?", 3, send_samsung_pinnum_done, info);
}
static void
get_access_technology (MMGenericGsm *gsm,
MMModemUIntFn callback,
gpointer user_data)
{
mm_modem_icera_get_access_technology (MM_MODEM_ICERA (gsm), callback, user_data);
}
/*****************************************************************************/
static void
disable_unsolicited_done (MMAtSerialPort *port,
GString *response,
GError *error,
gpointer user_data)
{
MMCallbackInfo *info = (MMCallbackInfo *) user_data;
/* If the modem has already been removed, return without
* scheduling callback */
if (mm_callback_info_check_modem_removed (info))
return;
/* Ignore all errors */
mm_callback_info_schedule (info);
}
static void
invoke_call_parent_disable_fn (MMCallbackInfo *info)
{
/* Note: we won't call the parent disable if info->modem is no longer
* valid. The invoke is called always once the info gets scheduled, which
* may happen during removed modem detection. */
if (info->modem) {
MMModem *parent_modem_iface;
parent_modem_iface = g_type_interface_peek_parent (MM_MODEM_GET_INTERFACE (info->modem));
parent_modem_iface->disable (info->modem, (MMModemFn)info->callback, info->user_data);
}
}
static void
disable (MMModem *modem,
MMModemFn callback,
gpointer user_data)
{
MMAtSerialPort *primary;
MMCallbackInfo *info;
mm_modem_icera_cleanup (MM_MODEM_ICERA (modem));
mm_modem_icera_change_unsolicited_messages (MM_MODEM_ICERA (modem), FALSE);
info = mm_callback_info_new_full (modem,
invoke_call_parent_disable_fn,
(GCallback)callback,
user_data);
primary = mm_generic_gsm_get_at_port (MM_GENERIC_GSM (modem), MM_PORT_TYPE_PRIMARY);
g_assert (primary);
/*
* Command to ensure unsolicited message disable completes.
* Turns the radios off, which seems like a reasonable
* think to do when disabling.
*/
mm_at_serial_port_queue_command (primary, "AT+CFUN=4", 5, disable_unsolicited_done, info);
}
static void
init_all_done (MMAtSerialPort *port,
GString *response,
GError *error,
gpointer user_data)
{
MMCallbackInfo *info = (MMCallbackInfo *) user_data;
MMModemSamsungGsm *self;
/* If the modem has already been removed, return without
* scheduling callback */
if (mm_callback_info_check_modem_removed (info))
return;
self = MM_MODEM_SAMSUNG_GSM (info->modem);
if (!error)
mm_modem_icera_change_unsolicited_messages (MM_MODEM_ICERA (self), TRUE);
mm_generic_gsm_enable_complete (MM_GENERIC_GSM (self), error, info);
}
static void
init2_done (MMAtSerialPort *port,
GString *response,
GError *error,
gpointer user_data)
{
MMCallbackInfo *info = (MMCallbackInfo *) user_data;
MMModemSamsungGsm *self;
/* If the modem has already been removed, return without
* scheduling callback */
if (mm_callback_info_check_modem_removed (info))
return;
self = MM_MODEM_SAMSUNG_GSM (info->modem);
if (error)
mm_generic_gsm_enable_complete (MM_GENERIC_GSM (self), error, info);
else {
/* Finish the initialization */
mm_at_serial_port_queue_command (port, "E0 V1 X4 &C1", 3, init_all_done, info);
}
}
static void
init_done (MMAtSerialPort *port,
GString *response,
GError *error,
gpointer user_data)
{
MMCallbackInfo *info = (MMCallbackInfo *) user_data;
MMModemSamsungGsm *self;
/* If the modem has already been removed, return without
* scheduling callback */
if (mm_callback_info_check_modem_removed (info))
return;
self = MM_MODEM_SAMSUNG_GSM (info->modem);
if (error)
mm_generic_gsm_enable_complete (MM_GENERIC_GSM (self), error, info);
else {
/* Power up the modem */
mm_at_serial_port_queue_command (port, "+CMEE=1", 2, NULL, NULL);
mm_at_serial_port_queue_command (port, "+CFUN=1", 10, init2_done, info);
}
}
static void
init_reset_done (MMAtSerialPort *port,
GString *response,
GError *error,
gpointer user_data)
{
MMCallbackInfo *info = (MMCallbackInfo *) user_data;
MMModemSamsungGsm *self = MM_MODEM_SAMSUNG_GSM (info->modem);
if (error)
mm_generic_gsm_enable_complete (MM_GENERIC_GSM (self), error, info);
else
mm_at_serial_port_queue_command (port, "E0 V1", 3, init_done, info);
}
static void
do_enable (MMGenericGsm *modem, MMModemFn callback, gpointer user_data)
{
MMCallbackInfo *info;
MMAtSerialPort *primary;
info = mm_callback_info_new (MM_MODEM (modem), callback, user_data);
primary = mm_generic_gsm_get_at_port (modem, MM_PORT_TYPE_PRIMARY);
g_assert (primary);
mm_at_serial_port_queue_command (primary, "Z", 3, init_reset_done, info);
}
static void
do_connect (MMModem *modem,
const char *number,
MMModemFn callback,
gpointer user_data)
{
mm_modem_icera_do_connect (MM_MODEM_ICERA (modem), number, callback, user_data);
}
static void
do_disconnect (MMGenericGsm *gsm,
gint cid,
MMModemFn callback,
gpointer user_data)
{
mm_modem_icera_do_disconnect (gsm, cid, callback, user_data);
}
static void
get_ip4_config (MMModem *modem,
MMModemIp4Fn callback,
gpointer user_data)
{
mm_modem_icera_get_ip4_config (MM_MODEM_ICERA (modem), callback, user_data);
}
static void
simple_connect (MMModemSimple *simple,
GHashTable *properties,
MMModemFn callback,
gpointer user_data)
{
MMModemSimple *parent_iface;
MMCallbackInfo *info = (MMCallbackInfo *) user_data;
/* Let icera cache user & password */
mm_modem_icera_simple_connect (MM_MODEM_ICERA (simple), properties);
parent_iface = g_type_interface_peek_parent (MM_MODEM_SIMPLE_GET_INTERFACE (simple));
parent_iface->connect (MM_MODEM_SIMPLE (simple), properties, callback, info);
}
static gboolean
grab_port (MMModem *modem,
const char *subsys,
const char *name,
MMPortType suggested_type,
gpointer user_data,
GError **error)
{
MMGenericGsm *gsm = MM_GENERIC_GSM (modem);
MMPortType ptype = MM_PORT_TYPE_IGNORED;
MMPort *port = NULL;
if (suggested_type == MM_PORT_TYPE_UNKNOWN) {
if (!strcmp (subsys, "tty")) {
if (!mm_generic_gsm_get_at_port (gsm, MM_PORT_TYPE_PRIMARY))
ptype = MM_PORT_TYPE_PRIMARY;
else if (!mm_generic_gsm_get_at_port (gsm, MM_PORT_TYPE_SECONDARY))
ptype = MM_PORT_TYPE_SECONDARY;
}
} else
ptype = suggested_type;
port = mm_generic_gsm_grab_port (gsm, subsys, name, ptype, error);
if (port && MM_IS_AT_SERIAL_PORT (port)) {
g_object_set (port,
MM_PORT_CARRIER_DETECT, FALSE,
MM_SERIAL_PORT_SEND_DELAY, (guint64) 0,
NULL);
/* Add Icera-specific handlers */
mm_modem_icera_register_unsolicted_handlers (MM_MODEM_ICERA (gsm), MM_AT_SERIAL_PORT (port));
}
return !!port;
}
static MMModemIceraPrivate *
get_icera_private (MMModemIcera *icera)
{
return MM_MODEM_SAMSUNG_GSM_GET_PRIVATE (icera)->icera;
}
static void
modem_init (MMModem *modem_class)
{
modem_class->reset = reset;
modem_class->disable = disable;
modem_class->connect = do_connect;
modem_class->get_ip4_config = get_ip4_config;
modem_class->grab_port = grab_port;
}
static void
modem_icera_init (MMModemIcera *icera)
{
icera->get_private = get_icera_private;
}
static void
modem_simple_init (MMModemSimple *class)
{
class->connect = simple_connect;
}
static void
modem_gsm_network_init (MMModemGsmNetwork *class)
{
class->set_band = set_band;
class->get_band = get_band;
}
static void
modem_gsm_card_init (MMModemGsmCard *class)
{
class->get_unlock_retries = get_unlock_retries;
}
static void
mm_modem_samsung_gsm_init (MMModemSamsungGsm *self)
{
}
static void
dispose (GObject *object)
{
MMModemSamsungGsm *self = MM_MODEM_SAMSUNG_GSM (object);
MMModemSamsungGsmPrivate *priv = MM_MODEM_SAMSUNG_GSM_GET_PRIVATE (self);
if (priv->disposed == FALSE) {
priv->disposed = TRUE;
mm_modem_icera_dispose_private (MM_MODEM_ICERA (self));
}
G_OBJECT_CLASS (mm_modem_samsung_gsm_parent_class)->dispose (object);
}
static void
mm_modem_samsung_gsm_class_init (MMModemSamsungGsmClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
MMGenericGsmClass *gsm_class = MM_GENERIC_GSM_CLASS (klass);
mm_modem_samsung_gsm_parent_class = g_type_class_peek_parent (klass);
g_type_class_add_private (object_class, sizeof (MMModemSamsungGsmPrivate));
object_class->dispose = dispose;
gsm_class->do_disconnect = do_disconnect;
gsm_class->do_enable = do_enable;
gsm_class->set_allowed_mode = set_allowed_mode;
gsm_class->get_allowed_mode = get_allowed_mode;
gsm_class->get_access_technology = get_access_technology;
}
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