Files
ModemManager/plugins/mm-modem-wavecom-gsm.c
2011-04-11 10:04:27 +02:00

234 lines
7.2 KiB
C

/* -*- 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) 2011 Ammonit Gesellschaft für Messtechnik mbH
*/
#include <config.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include "mm-errors.h"
#include "mm-modem-helpers.h"
#include "mm-modem-wavecom-gsm.h"
#include "mm-serial-parsers.h"
static void modem_init (MMModem *modem_class);
G_DEFINE_TYPE_EXTENDED (MMModemWavecomGsm,
mm_modem_wavecom_gsm,
MM_TYPE_GENERIC_GSM,
0,
G_IMPLEMENT_INTERFACE (MM_TYPE_MODEM, modem_init))
MMModem *
mm_modem_wavecom_gsm_new (const char *device,
const char *driver,
const char *plugin,
guint32 vendor,
guint32 product)
{
g_return_val_if_fail (device != NULL, NULL);
g_return_val_if_fail (driver != NULL, NULL);
g_return_val_if_fail (plugin != NULL, NULL);
return MM_MODEM (g_object_new (MM_TYPE_MODEM_WAVECOM_GSM,
MM_MODEM_MASTER_DEVICE, device,
MM_MODEM_DRIVER, driver,
MM_MODEM_PLUGIN, plugin,
MM_MODEM_HW_VID, vendor,
MM_MODEM_HW_PID, product,
NULL));
}
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 (!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)) {
gpointer parser;
GRegex *regex;
parser = mm_serial_parser_v1_new ();
/* AT+CPIN? replies will never have an OK appended */
regex = g_regex_new ("\\r\\n\\+CPIN: .*\\r\\n",
G_REGEX_RAW | G_REGEX_OPTIMIZE,
0, NULL);
mm_serial_parser_v1_set_custom_regex (parser, regex, NULL);
g_regex_unref (regex);
mm_at_serial_port_set_response_parser (MM_AT_SERIAL_PORT (port),
mm_serial_parser_v1_parse,
parser,
mm_serial_parser_v1_destroy);
}
return !!port;
}
static void
set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec)
{
/* Do nothing... see set_property() in parent, which also does nothing */
}
static void
get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec)
{
switch (prop_id) {
case MM_GENERIC_GSM_PROP_POWER_UP_CMD:
/* Wavecom doesn't like CFUN=1, it will reset the whole software stack,
* including the USB connection and therefore connection would get
* closed */
g_value_set_string (value, "");
break;
case MM_GENERIC_GSM_PROP_FLOW_CONTROL_CMD:
/* Wavecom doesn't have XOFF/XON flow control, so we enable RTS/CTS */
g_value_set_string (value, "+IFC=2,2");
break;
default:
break;
}
}
static void
get_access_technology_cb (MMAtSerialPort *port,
GString *response,
GError *error,
gpointer user_data)
{
MMCallbackInfo *info = user_data;
MMModemGsmAccessTech act = MM_MODEM_GSM_ACCESS_TECH_UNKNOWN;
const gchar *p;
if (error)
info->error = g_error_copy (error);
else {
p = mm_strip_tag (response->str, "+WGPRSIND:");
if (!p) {
g_set_error (&info->error,
MM_MODEM_ERROR,
MM_MODEM_ERROR_GENERAL,
"Couldn't get network capabilities");
} else {
switch (*p) {
case '1':
/* GPRS only */
act = MM_MODEM_GSM_ACCESS_TECH_GPRS;
break;
case '2':
/* EGPRS/EDGE supported */
act = MM_MODEM_GSM_ACCESS_TECH_EDGE;
break;
case '3':
/* 3G R99 supported */
act = MM_MODEM_GSM_ACCESS_TECH_UMTS;
break;
case '4':
/* HSDPA supported */
act = MM_MODEM_GSM_ACCESS_TECH_HSDPA;
break;
case '5':
/* HSUPA supported */
act = MM_MODEM_GSM_ACCESS_TECH_HSUPA;
break;
default:
break;
}
}
}
mm_callback_info_set_result (info, GUINT_TO_POINTER (act), NULL);
mm_callback_info_schedule (info);
}
static void
get_access_technology (MMGenericGsm *gsm,
MMModemUIntFn callback,
gpointer user_data)
{
MMAtSerialPort *port;
MMCallbackInfo *info;
info = mm_callback_info_uint_new (MM_MODEM (gsm), callback, user_data);
port = mm_generic_gsm_get_best_at_port (gsm, &info->error);
if (!port) {
mm_callback_info_schedule (info);
return;
}
mm_at_serial_port_queue_command (port, "+WGPRS=9,2", 3, get_access_technology_cb, info);
}
/*****************************************************************************/
static void
modem_init (MMModem *modem_class)
{
modem_class->grab_port = grab_port;
}
static void
mm_modem_wavecom_gsm_init (MMModemWavecomGsm *self)
{
}
static void
mm_modem_wavecom_gsm_class_init (MMModemWavecomGsmClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
MMGenericGsmClass *gsm_class = MM_GENERIC_GSM_CLASS (klass);
object_class->get_property = get_property;
object_class->set_property = set_property;
g_object_class_override_property (object_class,
MM_GENERIC_GSM_PROP_POWER_UP_CMD,
MM_GENERIC_GSM_POWER_UP_CMD);
g_object_class_override_property (object_class,
MM_GENERIC_GSM_PROP_FLOW_CONTROL_CMD,
MM_GENERIC_GSM_FLOW_CONTROL_CMD);
gsm_class->get_access_technology = get_access_technology;
}