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/*
*
* oFono - Open Source Telephony
*
* Copyright (C) 2008-2011 Intel Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#define _GNU_SOURCE
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
#include <errno.h>
#include <glib.h>
#include <ofono/log.h>
#include <ofono/modem.h>
#include <ofono/radio-settings.h>
#include "gatchat.h"
#include "gatresult.h"
#include "ifxmodem.h"
static const char *none_prefix[] = { NULL };
static const char *xrat_prefix[] = { "+XRAT:", NULL };
struct radio_settings_data {
GAtChat *chat;
};
static void xrat_query_cb(gboolean ok, GAtResult *result, gpointer user_data)
{
struct cb_data *cbd = user_data;
ofono_radio_settings_rat_mode_query_cb_t cb = cbd->cb;
enum ofono_radio_access_mode mode;
struct ofono_error error;
GAtResultIter iter;
int value, preferred;
decode_at_error(&error, g_at_result_final_response(result));
if (!ok) {
cb(&error, -1, cbd->data);
return;
}
g_at_result_iter_init(&iter, result);
if (g_at_result_iter_next(&iter, "+XRAT:") == FALSE)
goto error;
if (g_at_result_iter_next_number(&iter, &value) == FALSE)
goto error;
if (g_at_result_iter_next_number(&iter, &preferred) == FALSE)
goto error;
switch (value) {
case 0:
mode = OFONO_RADIO_ACCESS_MODE_GSM;
break;
case 1:
mode = OFONO_RADIO_ACCESS_MODE_ANY;
break;
case 2:
mode = OFONO_RADIO_ACCESS_MODE_UMTS;
break;
default:
CALLBACK_WITH_FAILURE(cb, -1, cbd->data);
return;
}
cb(&error, mode, cbd->data);
return;
error:
CALLBACK_WITH_FAILURE(cb, -1, cbd->data);
}
static void ifx_query_rat_mode(struct ofono_radio_settings *rs,
ofono_radio_settings_rat_mode_query_cb_t cb,
void *data)
{
struct radio_settings_data *rsd = ofono_radio_settings_get_data(rs);
struct cb_data *cbd = cb_data_new(cb, data);
if (g_at_chat_send(rsd->chat, "AT+XRAT?", xrat_prefix,
xrat_query_cb, cbd, g_free) == 0) {
CALLBACK_WITH_FAILURE(cb, -1, data);
g_free(cbd);
}
}
static void xrat_modify_cb(gboolean ok, GAtResult *result, gpointer user_data)
{
struct cb_data *cbd = user_data;
ofono_radio_settings_rat_mode_set_cb_t cb = cbd->cb;
struct ofono_error error;
decode_at_error(&error, g_at_result_final_response(result));
cb(&error, cbd->data);
}
static void ifx_set_rat_mode(struct ofono_radio_settings *rs,
enum ofono_radio_access_mode mode,
ofono_radio_settings_rat_mode_set_cb_t cb,
void *data)
{
struct radio_settings_data *rsd = ofono_radio_settings_get_data(rs);
struct cb_data *cbd = cb_data_new(cb, data);
char buf[20];
int value = 1, preferred = 2;
switch (mode) {
case OFONO_RADIO_ACCESS_MODE_ANY:
value = 1;
break;
case OFONO_RADIO_ACCESS_MODE_GSM:
value = 0;
break;
case OFONO_RADIO_ACCESS_MODE_UMTS:
value = 2;
break;
case OFONO_RADIO_ACCESS_MODE_LTE:
goto error;
}
if (value == 1)
snprintf(buf, sizeof(buf), "AT+XRAT=%u,%u", value, preferred);
else
snprintf(buf, sizeof(buf), "AT+XRAT=%u", value);
if (g_at_chat_send(rsd->chat, buf, none_prefix,
xrat_modify_cb, cbd, g_free) > 0)
return;
error:
CALLBACK_WITH_FAILURE(cb, data);
g_free(cbd);
}
static void xrat_support_cb(gboolean ok, GAtResult *result, gpointer user_data)
{
struct ofono_radio_settings *rs = user_data;
if (!ok) {
ofono_radio_settings_remove(rs);
return;
}
ofono_radio_settings_register(rs);
}
static int ifx_radio_settings_probe(struct ofono_radio_settings *rs,
unsigned int vendor, void *data)
{
GAtChat *chat = data;
struct radio_settings_data *rsd;
rsd = g_try_new0(struct radio_settings_data, 1);
if (rsd == NULL)
return -ENOMEM;
rsd->chat = g_at_chat_clone(chat);
ofono_radio_settings_set_data(rs, rsd);
g_at_chat_send(rsd->chat, "AT+XRAT=?", xrat_prefix,
xrat_support_cb, rs, NULL);
return 0;
}
static void ifx_radio_settings_remove(struct ofono_radio_settings *rs)
{
struct radio_settings_data *rsd = ofono_radio_settings_get_data(rs);
ofono_radio_settings_set_data(rs, NULL);
g_at_chat_unref(rsd->chat);
g_free(rsd);
}
static struct ofono_radio_settings_driver driver = {
.name = "ifxmodem",
.probe = ifx_radio_settings_probe,
.remove = ifx_radio_settings_remove,
.query_rat_mode = ifx_query_rat_mode,
.set_rat_mode = ifx_set_rat_mode
};
void ifx_radio_settings_init(void)
{
ofono_radio_settings_driver_register(&driver);
}
void ifx_radio_settings_exit(void)
{
ofono_radio_settings_driver_unregister(&driver);
}
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