File: cinterion.c

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ofono 2.18-2
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/*
 * oFono - Open Source Telephony
 * Copyright (C) 2008-2011  Intel Corporation
 *
 * SPDX-License-Identifier: GPL-2.0-only
 */

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include <errno.h>
#include <stdlib.h>

#include <glib.h>
#include <gatchat.h>
#include <gattty.h>

#define OFONO_API_SUBJECT_TO_CHANGE
#include <ofono/plugin.h>
#include <ofono/log.h>
#include <ofono/modem.h>
#include <ofono/call-barring.h>
#include <ofono/call-forwarding.h>
#include <ofono/call-meter.h>
#include <ofono/call-settings.h>
#include <ofono/devinfo.h>
#include <ofono/message-waiting.h>
#include <ofono/netreg.h>
#include <ofono/phonebook.h>
#include <ofono/sim.h>
#include <ofono/sms.h>
#include <ofono/ussd.h>
#include <ofono/voicecall.h>

#include <drivers/atmodem/atutil.h>

#include <ofono/gprs.h>
#include <ofono/gprs-context.h>

#include <drivers/atmodem/vendor.h>

static int cinterion_probe(struct ofono_modem *modem)
{
	return 0;
}

static void cinterion_remove(struct ofono_modem *modem)
{
}

static void cinterion_debug(const char *str, void *user_data)
{
	const char *prefix = user_data;

	ofono_info("%s%s", prefix, str);
}

static int cinterion_enable(struct ofono_modem *modem)
{
	GAtChat *chat;
	GIOChannel *channel;
	GAtSyntax *syntax;
	GHashTable *options;
	const char *device;

	DBG("%p", modem);

	options = g_hash_table_new(g_str_hash, g_str_equal);
	if (options == NULL)
		return -ENOMEM;

	device = ofono_modem_get_string(modem, "Device");
	if (device == NULL)
		return -EINVAL;

	g_hash_table_insert(options, "Baud", "115200");
	g_hash_table_insert(options, "StopBits", "1");
	g_hash_table_insert(options, "DataBits", "8");
	g_hash_table_insert(options, "Parity", "none");
	g_hash_table_insert(options, "XonXoff", "off");
	g_hash_table_insert(options, "RtsCts", "on");
	g_hash_table_insert(options, "Local", "on");
	g_hash_table_insert(options, "Read", "on");

	channel = g_at_tty_open(device, options);
	g_hash_table_destroy(options);

	if (channel == NULL)
		return -EIO;

	/*
         * (Cinterion plugin is based on tc65 plugin. Comment left in but may
         * not be applicable in the general case)
         *
         * TC65 works almost as the 27.007 says. But for example after
	 * AT+CRSM the modem replies with the data in the queried EF and
	 * writes three pairs of <CR><LF> after the data and before OK.
	 */
	syntax = g_at_syntax_new_gsm_permissive();

	chat = g_at_chat_new(channel, syntax);
	g_at_syntax_unref(syntax);
	g_io_channel_unref(channel);

	if (chat == NULL)
		return -ENOMEM;

	if (getenv("OFONO_AT_DEBUG"))
		g_at_chat_set_debug(chat, cinterion_debug, "");

	ofono_modem_set_data(modem, chat);

	return 0;
}

static int cinterion_disable(struct ofono_modem *modem)
{
	GAtChat *chat = ofono_modem_get_data(modem);

	DBG("%p", modem);

	ofono_modem_set_data(modem, NULL);

	g_at_chat_send(chat, "AT+CFUN=7", NULL, NULL, NULL, NULL);

	g_at_chat_unref(chat);

	return 0;
}

static void set_online_cb(gboolean ok, GAtResult *result, gpointer user_data)
{
	struct cb_data *cbd = user_data;
	ofono_modem_online_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 cinterion_set_online(struct ofono_modem *modem, ofono_bool_t online,
			ofono_modem_online_cb_t cb, void *user_data)
{
	GAtChat *chat = ofono_modem_get_data(modem);
	struct cb_data *cbd = cb_data_new(cb, user_data);
	char const *command = online ? "AT+CFUN=1" : "AT+CFUN=7";

	DBG("modem %p %s", modem, online ? "online" : "offline");

	if (g_at_chat_send(chat, command, NULL, set_online_cb, cbd, g_free))
		return;

	CALLBACK_WITH_FAILURE(cb, cbd->data);

	g_free(cbd);
}

static void cinterion_pre_sim(struct ofono_modem *modem)
{
	GAtChat *chat = ofono_modem_get_data(modem);
	struct ofono_sim *sim;

	DBG("%p", modem);

	ofono_devinfo_create(modem, 0, "atmodem", chat);
	sim = ofono_sim_create(modem, 0, "atmodem", chat);
	ofono_voicecall_create(modem, 0, "atmodem", chat);

	if (sim)
		ofono_sim_inserted_notify(sim, TRUE);
}

static void cinterion_post_sim(struct ofono_modem *modem)
{
	GAtChat *chat = ofono_modem_get_data(modem);

	DBG("%p", modem);

	ofono_phonebook_create(modem, 0, "atmodem", chat);

	ofono_sms_create(modem, 0, "atmodem", chat);
}

static void cinterion_post_online(struct ofono_modem *modem)
{
	GAtChat *chat = ofono_modem_get_data(modem);
	struct ofono_message_waiting *mw;
	struct ofono_gprs *gprs;
	struct ofono_gprs_context *gc;

	DBG("%p", modem);

	ofono_ussd_create(modem, 0, "atmodem", chat);
	ofono_call_forwarding_create(modem, 0, "atmodem", chat);
	ofono_call_settings_create(modem, 0, "atmodem", chat);
	ofono_netreg_create(modem, OFONO_VENDOR_GEMALTO, "atmodem", chat);
	ofono_call_meter_create(modem, 0, "atmodem", chat);
	ofono_call_barring_create(modem, 0, "atmodem", chat);

	gprs = ofono_gprs_create(modem, 0, "atmodem", chat);
	gc = ofono_gprs_context_create(modem, 0, "atmodem", chat);

	if (gprs && gc)
		ofono_gprs_add_context(gprs, gc);

	mw = ofono_message_waiting_create(modem);
	if (mw)
		ofono_message_waiting_register(mw);
}

static struct ofono_modem_driver cinterion_driver = {
	.probe		= cinterion_probe,
	.remove		= cinterion_remove,
	.enable		= cinterion_enable,
	.disable	= cinterion_disable,
	.set_online	= cinterion_set_online,
	.pre_sim	= cinterion_pre_sim,
	.post_sim	= cinterion_post_sim,
	.post_online	= cinterion_post_online,
};

OFONO_MODEM_DRIVER_BUILTIN(cinterion, &cinterion_driver)