Re: [PATCH] rilmodem/stk: add STK support for rilmodem

[Denis Kenzior <denkenz@gmail.com>]

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Hi Caiwen,

On 04/28/2016 09:21 PM, caiwen.zhang(a)intel.com wrote:
> From: Caiwen Zhang <caiwen.zhang@intel.com>
>
> ---
>   Makefile.am                 |   1 +
>   drivers/rilmodem/rilmodem.c |   2 +
>   drivers/rilmodem/rilmodem.h |   3 +
>   drivers/rilmodem/stk.c      | 237 ++++++++++++++++++++++++++++++++++++++++++++
>   plugins/ril.c               |   1 +
>   5 files changed, 244 insertions(+)
>   create mode 100644 drivers/rilmodem/stk.c
>

Please refer to ofono.git/HACKING 'Submitting Patches' section.  The 
plugins/ril.c change should be in a separate commit.

> diff --git a/Makefile.am b/Makefile.am
> index 5215b2e..8ab9851 100644
> --- a/Makefile.am
> +++ b/Makefile.am
> @@ -151,6 +151,7 @@ builtin_sources += drivers/rilmodem/rilmodem.h \
>   			drivers/rilmodem/radio-settings.c \
>   			drivers/rilmodem/call-barring.c \
>   			drivers/rilmodem/netmon.c \
> +			drivers/rilmodem/stk.c \
>   			drivers/infineonmodem/infineon_constants.h
>   endif
>
> diff --git a/drivers/rilmodem/rilmodem.c b/drivers/rilmodem/rilmodem.c
> index e4de3c2..9a063a2 100644
> --- a/drivers/rilmodem/rilmodem.c
> +++ b/drivers/rilmodem/rilmodem.c
> @@ -52,6 +52,7 @@ static int rilmodem_init(void)
>   	ril_radio_settings_init();
>   	ril_call_barring_init();
>   	ril_netmon_init();
> +	ril_stk_init();
>
>   	return 0;
>   }
> @@ -74,6 +75,7 @@ static void rilmodem_exit(void)
>   	ril_radio_settings_exit();
>   	ril_call_barring_exit();
>   	ril_netmon_exit();
> +	ril_stk_exit();
>   }
>
>   OFONO_PLUGIN_DEFINE(rilmodem, "RIL modem driver", VERSION,
> diff --git a/drivers/rilmodem/rilmodem.h b/drivers/rilmodem/rilmodem.h
> index f838b6b..7e47573 100644
> --- a/drivers/rilmodem/rilmodem.h
> +++ b/drivers/rilmodem/rilmodem.h
> @@ -72,3 +72,6 @@ extern void ril_phonebook_exit(void);
>
>   extern void ril_netmon_init(void);
>   extern void ril_netmon_exit(void);
> +
> +extern void ril_stk_init(void);
> +extern void ril_stk_exit(void);
> diff --git a/drivers/rilmodem/stk.c b/drivers/rilmodem/stk.c
> new file mode 100644
> index 0000000..9082683
> --- /dev/null
> +++ b/drivers/rilmodem/stk.c
> @@ -0,0 +1,237 @@
> +/*
> + *
> + *  oFono - Open Source Telephony
> + *
> + *  Copyright (C) 2008-2016  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 <stdio.h>
> +
> +#include <glib.h>
> +
> +#include <ofono/log.h>
> +#include <ofono/modem.h>
> +#include <ofono/stk.h>
> +#include "util.h"
> +
> +#include <gril.h>
> +#include <parcel.h>
> +
> +#include "rilmodem.h"
> +#include "vendor.h"
> +
> +struct stk_data {
> +	GRil *ril;
> +	unsigned int vendor;
> +};
> +
> +static void ril_stk_terminal_response_cb(struct ril_msg *message,
> +				gpointer user_data)
> +{
> +	struct cb_data *cbd = user_data;
> +	ofono_stk_generic_cb_t cb = cbd->cb;
> +	struct stk_data *sd = cbd->user;
> +
> +	g_ril_print_response(sd->ril, message);
> +
> +	if (message->error == RIL_E_SUCCESS) {
> +		CALLBACK_WITH_SUCCESS(cb, cbd->data);
> +	} else {
> +		ofono_error("%s RILD reply failure: %s",
> +			g_ril_request_id_to_string(sd->ril, message->req),
> +			ril_error_to_string(message->error));
> +		CALLBACK_WITH_FAILURE(cb, cbd->data);
> +	}
> +}
> +
> +static void ril_stk_terminal_response(struct ofono_stk *stk, int len,
> +				const unsigned char *data,
> +				ofono_stk_generic_cb_t cb, void *user_data)
> +{
> +	struct stk_data *sd = ofono_stk_get_data(stk);
> +	struct cb_data *cbd = cb_data_new(cb, user_data, sd);
> +	struct parcel rilp;
> +	char *buf = alloca(len * 2 + 1);
> +	int size = 0;
> +
> +	for (; len; len--)
> +		size += sprintf(buf + size, "%02hhX", *data++);
> +
> +	parcel_init(&rilp);
> +	parcel_w_string(&rilp, buf);
> +
> +	if (g_ril_send(sd->ril, RIL_REQUEST_STK_SEND_TERMINAL_RESPONSE, &rilp,
> +			ril_stk_terminal_response_cb, cbd, g_free) > 0)
> +		return;
> +
> +	g_free(cbd);
> +	CALLBACK_WITH_FAILURE(cb, user_data);
> +}
> +
> +static void ril_stk_envelope_cb(struct ril_msg *message, gpointer user_data)
> +{
> +	struct cb_data *cbd = user_data;
> +	ofono_stk_envelope_cb_t cb = cbd->cb;
> +	struct stk_data *sd = cbd->user;
> +	struct parcel rilp;
> +	unsigned char *response = NULL;
> +	long len = 0;
> +	char *pdu;
> +
> +	g_ril_print_response(sd->ril, message);
> +
> +	if (message->error == RIL_E_SUCCESS) {
> +		g_ril_init_parcel(message, &rilp);
> +		pdu = parcel_r_string(&rilp);

Empty line here, doc/coding-style.txt item M1

> +		if (pdu)
> +			response = decode_hex(pdu, -1, &len, -1);
> +
> +		CALLBACK_WITH_SUCCESS(cb, response, len, cbd->data);
> +		g_free(response);
> +	} else {
> +		ofono_error("%s RILD reply failure: %s",
> +			g_ril_request_id_to_string(sd->ril, message->req),
> +			ril_error_to_string(message->error));
> +		CALLBACK_WITH_FAILURE(cb, NULL, 0, cbd->data);
> +	}
> +}
> +
> +static void ril_stk_envelope(struct ofono_stk *stk, int len,
> +				const unsigned char *cmd,
> +				ofono_stk_envelope_cb_t cb, void *user_data)
> +{
> +	struct stk_data *sd = ofono_stk_get_data(stk);
> +	struct cb_data *cbd = cb_data_new(cb, user_data, sd);
> +	struct parcel rilp;
> +	char *buf = alloca(len * 2 + 1);
> +	int size = 0;
> +
> +	for (; len; len--)
> +		size += sprintf(buf + size, "%02hhX", *cmd++);
> +
> +	parcel_init(&rilp);
> +	parcel_w_string(&rilp, buf);
> +
> +	if (g_ril_send(sd->ril, RIL_REQUEST_STK_SEND_ENVELOPE_COMMAND, &rilp,
> +			ril_stk_envelope_cb, cbd, g_free) > 0)
> +		return;
> +
> +	g_free(cbd);
> +	CALLBACK_WITH_FAILURE(cb, NULL, 0, user_data);
> +}
> +
> +static void ril_stk_proactive_cmd_noti(struct ril_msg *message,

can we name this ril_stk_proactive_cmd_notify?

> +				gpointer user_data)
> +{
> +	struct ofono_stk *stk = user_data;
> +	struct parcel rilp;
> +	long pdulen;
> +	unsigned char *pdu;
> +
> +	DBG("");
> +
> +	g_ril_init_parcel(message, &rilp);
> +	pdu = decode_hex(parcel_r_string(&rilp), -1, &pdulen, -1);
> +
> +	ofono_stk_proactive_command_notify(stk, pdulen, pdu);
> +	g_free(pdu);
> +}
> +
> +static void ril_stk_event_noti(struct ril_msg *message, gpointer user_data)

notify here as well

> +{
> +	struct ofono_stk *stk = user_data;
> +	struct parcel rilp;
> +	long pdulen;
> +	unsigned char *pdu;
> +
> +	DBG("");
> +
> +	g_ril_init_parcel(message, &rilp);
> +	pdu = decode_hex(parcel_r_string(&rilp), -1, &pdulen, -1);
> +
> +	ofono_stk_proactive_command_handled_notify(stk, pdulen, pdu);
> +	g_free(pdu);
> +}
> +
> +static void ril_stk_session_end_noti(struct ril_msg *message,
> +				gpointer user_data)

notify

> +{
> +	struct ofono_stk *stk = user_data;
> +
> +	DBG("");
> +	ofono_stk_proactive_session_end_notify(stk);
> +}
> +
> +static int ril_stk_probe(struct ofono_stk *stk, unsigned int vendor,
> +				void *user)
> +{
> +	GRil *ril = user;
> +	struct stk_data *data;
> +
> +	data = g_new0(struct stk_data, 1);
> +	data->ril = g_ril_clone(ril);
> +	data->vendor = vendor;
> +
> +	ofono_stk_set_data(stk, data);
> +
> +	g_ril_register(ril, RIL_UNSOL_STK_PROACTIVE_COMMAND,
> +					ril_stk_proactive_cmd_noti, stk);
> +
> +	g_ril_register(ril, RIL_UNSOL_STK_SESSION_END,
> +					ril_stk_session_end_noti, stk);
> +
> +	g_ril_register(ril, RIL_UNSOL_STK_EVENT_NOTIFY,
> +					ril_stk_event_noti, stk);
> +
> +	ofono_stk_register(stk);
> +
> +	return 0;
> +}
> +
> +static void ril_stk_remove(struct ofono_stk *stk)
> +{
> +	struct stk_data *data = ofono_stk_get_data(stk);
> +
> +	ofono_stk_set_data(stk, NULL);
> +
> +	g_ril_unref(data->ril);
> +	g_free(data);
> +}
> +
> +static struct ofono_stk_driver driver = {
> +	.name = RILMODEM,
> +	.probe = ril_stk_probe,
> +	.remove = ril_stk_remove,
> +	.envelope = ril_stk_envelope,
> +	.terminal_response = ril_stk_terminal_response,
> +};
> +
> +void ril_stk_init(void)
> +{
> +	ofono_stk_driver_register(&driver);
> +}
> +
> +void ril_stk_exit(void)
> +{
> +	ofono_stk_driver_unregister(&driver);
> +}
> diff --git a/plugins/ril.c b/plugins/ril.c
> index b66664a..833fd99 100644
> --- a/plugins/ril.c
> +++ b/plugins/ril.c
> @@ -230,6 +230,7 @@ void ril_post_sim(struct ofono_modem *modem)
>
>   	ofono_call_forwarding_create(modem, rd->vendor, RILMODEM, rd->ril);
>
> +	ofono_stk_create(modem, rd->vendor, RILMODEM, rd->ril);
>   	ofono_phonebook_create(modem, rd->vendor, RILMODEM, modem);
>   }
>
>

Regards,
-Denis