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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 Red Hat, Inc.
*/
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include "mm-modem-zte.h"
#include "mm-serial-port.h"
#include "mm-errors.h"
#include "mm-callback-info.h"
static void modem_init (MMModem *modem_class);
G_DEFINE_TYPE_EXTENDED (MMModemZte, mm_modem_zte, MM_TYPE_GENERIC_GSM, 0,
G_IMPLEMENT_INTERFACE (MM_TYPE_MODEM, modem_init))
#define MM_MODEM_ZTE_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), MM_TYPE_MODEM_ZTE, MMModemZtePrivate))
typedef struct {
gboolean init_retried;
guint32 cpms_tries;
guint cpms_timeout;
} MMModemZtePrivate;
MMModem *
mm_modem_zte_new (const char *device,
const char *driver,
const char *plugin)
{
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_ZTE,
MM_MODEM_MASTER_DEVICE, device,
MM_MODEM_DRIVER, driver,
MM_MODEM_PLUGIN, plugin,
NULL));
}
/*****************************************************************************/
/* Modem class override functions */
/*****************************************************************************/
static void cpms_try_done (MMSerialPort *port,
GString *response,
GError *error,
gpointer user_data);
static gboolean
cpms_timeout_cb (gpointer user_data)
{
MMCallbackInfo *info = user_data;
MMModem *modem = info->modem;
MMModemZtePrivate *priv = MM_MODEM_ZTE_GET_PRIVATE (modem);
MMSerialPort *primary;
priv->cpms_timeout = 0;
primary = mm_generic_gsm_get_port (MM_GENERIC_GSM (modem), MM_PORT_TYPE_PRIMARY);
mm_serial_port_queue_command (primary, "+CPMS?", 10, cpms_try_done, info);
return FALSE;
}
static void
cpms_try_done (MMSerialPort *port,
GString *response,
GError *error,
gpointer user_data)
{
MMCallbackInfo *info = user_data;
MMModemZtePrivate *priv = MM_MODEM_ZTE_GET_PRIVATE (info->modem);
if (error && g_error_matches (error, MM_MOBILE_ERROR, MM_MOBILE_ERROR_SIM_BUSY)) {
if (priv->cpms_tries++ < 4) {
if (priv->cpms_timeout)
g_source_remove (priv->cpms_timeout);
/* Have to try a few times; sometimes the SIM is busy */
priv->cpms_timeout = g_timeout_add_seconds (2, cpms_timeout_cb, info);
return;
} else {
/* oh well, proceed... */
error = NULL;
}
}
mm_generic_gsm_enable_complete (MM_GENERIC_GSM (info->modem), error, info);
}
static void
init_modem_done (MMSerialPort *port,
GString *response,
GError *error,
gpointer user_data)
{
MMCallbackInfo *info = (MMCallbackInfo *) user_data;
/* Attempt to disable floods of "+ZUSIMR:2" unsolicited responses that
* eventually fill up the device's buffers and make it crash. Normally
* done during probing, but if the device has a PIN enabled it won't
* accept the +CPMS? during the probe and we have to do it here.
*/
mm_serial_port_queue_command (port, "+CPMS?", 10, cpms_try_done, info);
}
static void
pin_check_done (MMModem *modem, GError *error, gpointer user_data)
{
MMCallbackInfo *info = (MMCallbackInfo *) user_data;
MMSerialPort *primary;
if (error) {
mm_generic_gsm_enable_complete (MM_GENERIC_GSM (modem), error, info);
return;
}
/* Finish the initialization */
primary = mm_generic_gsm_get_port (MM_GENERIC_GSM (modem), MM_PORT_TYPE_PRIMARY);
g_assert (primary);
mm_serial_port_queue_command (primary, "Z E0 V1 X4 &C1 +CMEE=1;+CFUN=1;", 10, init_modem_done, info);
}
static void enable_flash_done (MMSerialPort *port,
GError *error,
gpointer user_data);
static void
pre_init_done (MMSerialPort *port,
GString *response,
GError *error,
gpointer user_data)
{
MMCallbackInfo *info = (MMCallbackInfo *) user_data;
MMModemZtePrivate *priv = MM_MODEM_ZTE_GET_PRIVATE (info->modem);
if (error) {
/* Retry the init string one more time; the modem sometimes throws it away */
if ( !priv->init_retried
&& g_error_matches (error, MM_SERIAL_ERROR, MM_SERIAL_RESPONSE_TIMEOUT)) {
priv->init_retried = TRUE;
enable_flash_done (port, NULL, user_data);
} else
mm_generic_gsm_enable_complete (MM_GENERIC_GSM (info->modem), error, info);
} else {
/* Now check the PIN explicitly, zte doesn't seem to report
that it needs it otherwise */
mm_generic_gsm_check_pin (MM_GENERIC_GSM (info->modem), pin_check_done, info);
}
}
static void
enable_flash_done (MMSerialPort *port, GError *error, gpointer user_data)
{
MMCallbackInfo *info = (MMCallbackInfo *) user_data;
if (error)
mm_generic_gsm_enable_complete (MM_GENERIC_GSM (info->modem), error, info);
else
mm_serial_port_queue_command (port, "E0 V1", 3, pre_init_done, user_data);
}
static void
do_enable (MMGenericGsm *modem, MMModemFn callback, gpointer user_data)
{
MMModemZtePrivate *priv = MM_MODEM_ZTE_GET_PRIVATE (modem);
MMCallbackInfo *info;
MMSerialPort *primary;
priv->init_retried = FALSE;
primary = mm_generic_gsm_get_port (modem, MM_PORT_TYPE_PRIMARY);
g_assert (primary);
info = mm_callback_info_new (MM_MODEM (modem), callback, user_data);
mm_serial_port_flash (primary, 100, enable_flash_done, info);
}
static void
disable (MMModem *modem,
MMModemFn callback,
gpointer user_data)
{
MMModemZtePrivate *priv = MM_MODEM_ZTE_GET_PRIVATE (modem);
MMModem *parent_modem_iface;
priv->init_retried = FALSE;
/* Do the normal disable stuff */
parent_modem_iface = g_type_interface_peek_parent (MM_MODEM_GET_INTERFACE (modem));
parent_modem_iface->disable (modem, callback, user_data);
}
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_port (gsm, MM_PORT_TYPE_PRIMARY))
ptype = MM_PORT_TYPE_PRIMARY;
else if (!mm_generic_gsm_get_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_SERIAL_PORT (port)) {
GRegex *regex;
mm_generic_gsm_set_unsolicited_registration (gsm, TRUE);
g_object_set (port, MM_PORT_CARRIER_DETECT, FALSE, NULL);
regex = g_regex_new ("\\r\\n\\+ZUSIMR:(.*)\\r\\n", G_REGEX_RAW | G_REGEX_OPTIMIZE, 0, NULL);
mm_serial_port_add_unsolicited_msg_handler (MM_SERIAL_PORT (port), regex, NULL, NULL, NULL);
g_regex_unref (regex);
/* Unsolicted operator display */
regex = g_regex_new ("\\r\\n\\+ZDONR: (.*)\\r\\n", G_REGEX_RAW | G_REGEX_OPTIMIZE, 0, NULL);
mm_serial_port_add_unsolicited_msg_handler (MM_SERIAL_PORT (port), regex, NULL, NULL, NULL);
g_regex_unref (regex);
/* Current network and service domain */
regex = g_regex_new ("\\r\\n\\+ZPASR: (.*)\\r\\n", G_REGEX_RAW | G_REGEX_OPTIMIZE, 0, NULL);
mm_serial_port_add_unsolicited_msg_handler (MM_SERIAL_PORT (port), regex, NULL, NULL, NULL);
g_regex_unref (regex);
/* SIM request to Build Main Menu */
regex = g_regex_new ("\\r\\n\\+ZPSTM: (.*)\\r\\n", G_REGEX_RAW | G_REGEX_OPTIMIZE, 0, NULL);
mm_serial_port_add_unsolicited_msg_handler (MM_SERIAL_PORT (port), regex, NULL, NULL, NULL);
g_regex_unref (regex);
/* SIM request to Rebuild Main Menu */
regex = g_regex_new ("\\r\\n\\+ZEND\\r\\n", G_REGEX_RAW | G_REGEX_OPTIMIZE, 0, NULL);
mm_serial_port_add_unsolicited_msg_handler (MM_SERIAL_PORT (port), regex, NULL, NULL, NULL);
g_regex_unref (regex);
}
return !!port;
}
/*****************************************************************************/
static void
modem_init (MMModem *modem_class)
{
modem_class->disable = disable;
modem_class->grab_port = grab_port;
}
static void
mm_modem_zte_init (MMModemZte *self)
{
}
static void
dispose (GObject *object)
{
MMModemZte *self = MM_MODEM_ZTE (object);
MMModemZtePrivate *priv = MM_MODEM_ZTE_GET_PRIVATE (self);
if (priv->cpms_timeout)
g_source_remove (priv->cpms_timeout);
}
static void
mm_modem_zte_class_init (MMModemZteClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
MMGenericGsmClass *gsm_class = MM_GENERIC_GSM_CLASS (klass);
mm_modem_zte_parent_class = g_type_class_peek_parent (klass);
g_type_class_add_private (object_class, sizeof (MMModemZtePrivate));
object_class->dispose = dispose;
gsm_class->do_enable = do_enable;
}
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