mbim: Add basic SIM driver

This commit is contained in:
Denis Kenzior 2017-10-09 16:35:30 -05:00
parent b90d393652
commit 92296924ff
4 changed files with 353 additions and 1 deletions

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@ -620,7 +620,8 @@ builtin_sources += $(mbim_sources) \
drivers/mbimmodem/util.h \
drivers/mbimmodem/mbimmodem.h \
drivers/mbimmodem/mbimmodem.c \
drivers/mbimmodem/devinfo.c
drivers/mbimmodem/devinfo.c \
drivers/mbimmodem/sim.c
builtin_modules += mbim
builtin_sources += plugins/mbim.c

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@ -31,11 +31,13 @@
static int mbimmodem_init(void)
{
mbim_devinfo_init();
mbim_sim_init();
return 0;
}
static void mbimmodem_exit(void)
{
mbim_sim_exit();
mbim_devinfo_exit();
}

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@ -21,5 +21,12 @@
#include "util.h"
enum MBIM_GROUP {
SIM_GROUP = 1,
};
extern void mbim_devinfo_init(void);
extern void mbim_devinfo_exit(void);
extern void mbim_sim_init(void);
extern void mbim_sim_exit(void);

342
drivers/mbimmodem/sim.c Normal file
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@ -0,0 +1,342 @@
/*
*
* oFono - Open Source Telephony
*
* Copyright (C) 2017 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
#include <stdbool.h>
#include <stdint.h>
#include <stdlib.h>
#include <errno.h>
#include <ofono/log.h>
#include <ofono/modem.h>
#include <ofono/sim.h>
#include "drivers/mbimmodem/mbim.h"
#include "drivers/mbimmodem/mbim-message.h"
#include "drivers/mbimmodem/mbimmodem.h"
struct sim_data {
struct mbim_device *device;
char *iccid;
char *imsi;
bool present : 1;
};
static void mbim_sim_state_changed(struct ofono_sim *sim, uint32_t ready_state)
{
struct sim_data *sd = ofono_sim_get_data(sim);
DBG("ready_state: %u", ready_state);
switch (ready_state) {
case 0: /* Not Initialized */
break;
case 1: /* Initialized */
case 6: /* Device Locked */
if (!sd->present)
ofono_sim_inserted_notify(sim, true);
sd->present = true;
break;
case 2: /* Not inserted */
case 3: /* Bad SIM */
case 4: /* Failure */
case 5: /* Not activated */
if (sd->present)
ofono_sim_inserted_notify(sim, false);
sd->present = false;
break;
default:
break;
};
}
static void mbim_read_imsi(struct ofono_sim *sim,
ofono_sim_imsi_cb_t cb, void *user_data)
{
struct sim_data *sd = ofono_sim_get_data(sim);
DBG("");
CALLBACK_WITH_SUCCESS(cb, sd->imsi, user_data);
}
static enum ofono_sim_password_type mbim_pin_type_to_sim_password(
uint32_t pin_type)
{
switch (pin_type) {
case 0: /* No Pin */
return OFONO_SIM_PASSWORD_NONE;
case 2: /* PIN1 key */
return OFONO_SIM_PASSWORD_SIM_PIN;
case 3: /* PIN2 key */
return OFONO_SIM_PASSWORD_SIM_PIN2;
case 4: /* device to SIM key */
return OFONO_SIM_PASSWORD_PHSIM_PIN;
case 5: /* device to very first SIM key */
return OFONO_SIM_PASSWORD_PHFSIM_PIN;
case 6: /* network personalization key */
return OFONO_SIM_PASSWORD_PHNET_PIN;
case 7: /* network subset personalization key */
return OFONO_SIM_PASSWORD_PHNETSUB_PIN;
case 8: /* service provider (SP) personalization key */
return OFONO_SIM_PASSWORD_PHSP_PIN;
case 9: /* corporate personalization key */
return OFONO_SIM_PASSWORD_PHCORP_PIN;
case 11: /* PUK1 */
return OFONO_SIM_PASSWORD_SIM_PUK;
case 12: /* PUK2 */
return OFONO_SIM_PASSWORD_SIM_PUK2;
case 13: /* device to very first SIM PIN unlock key */
return OFONO_SIM_PASSWORD_PHFSIM_PUK;
case 14: /* network personalization unlock key */
return OFONO_SIM_PASSWORD_PHNET_PUK;
case 15: /* network subset personaliation unlock key */
return OFONO_SIM_PASSWORD_PHNETSUB_PUK;
case 16: /* service provider (SP) personalization unlock key */
return OFONO_SIM_PASSWORD_PHSP_PUK;
case 17: /* corporate personalization unlock key */
return OFONO_SIM_PASSWORD_PHCORP_PUK;
}
return OFONO_SIM_PASSWORD_INVALID;
}
static void mbim_pin_cb(struct mbim_message *message, void *user)
{
struct cb_data *cbd = user;
ofono_sim_passwd_cb_t cb = cbd->cb;
uint32_t pin_type;
uint32_t pin_state;
enum ofono_sim_password_type sim_password;
bool r;
if (mbim_message_get_error(message) != 0)
goto error;
r = mbim_message_get_arguments(message, "uu",
&pin_type, &pin_state);
if (!r)
goto error;
sim_password = mbim_pin_type_to_sim_password(pin_type);
if (sim_password == OFONO_SIM_PASSWORD_INVALID)
goto error;
if (pin_state == 0)
sim_password = OFONO_SIM_PASSWORD_NONE;
CALLBACK_WITH_SUCCESS(cb, sim_password, cbd->data);
return;
error:
CALLBACK_WITH_FAILURE(cb, -1, cbd->data);
}
static void mbim_pin_query(struct ofono_sim *sim,
ofono_sim_passwd_cb_t cb, void *user_data)
{
struct sim_data *sd = ofono_sim_get_data(sim);
struct cb_data *cbd = cb_data_new(cb, user_data);
struct mbim_message *message;
DBG("");
message = mbim_message_new(mbim_uuid_basic_connect,
MBIM_CID_PIN,
MBIM_COMMAND_TYPE_QUERY);
mbim_message_set_arguments(message, "");
if (mbim_device_send(sd->device, SIM_GROUP, message,
mbim_pin_cb, cbd, l_free) > 0)
return;
l_free(cbd);
mbim_message_unref(message);
CALLBACK_WITH_FAILURE(cb, -1, user_data);
}
static void mbim_pin_retries_cb(struct mbim_message *message, void *user)
{
struct cb_data *cbd = user;
ofono_sim_pin_retries_cb_t cb = cbd->cb;
int retries[OFONO_SIM_PASSWORD_INVALID];
size_t i;
uint32_t pin_type;
uint32_t pin_state;
uint32_t remaining;
enum ofono_sim_password_type sim_password;
bool r;
if (mbim_message_get_error(message) != 0)
goto error;
r = mbim_message_get_arguments(message, "uuu",
&pin_type, &pin_state, &remaining);
if (!r)
goto error;
sim_password = mbim_pin_type_to_sim_password(pin_type);
if (sim_password == OFONO_SIM_PASSWORD_INVALID)
goto error;
for (i = 0; i < OFONO_SIM_PASSWORD_INVALID; i++)
retries[i] = -1;
if (pin_state == 0 || sim_password == OFONO_SIM_PASSWORD_NONE) {
CALLBACK_WITH_SUCCESS(cb, retries, cbd->data);
return;
}
if (remaining == 0xffffffff)
retries[sim_password] = -1;
else
retries[sim_password] = remaining;
CALLBACK_WITH_SUCCESS(cb, retries, cbd->data);
return;
error:
CALLBACK_WITH_FAILURE(cb, NULL, cbd->data);
}
static void mbim_pin_retries_query(struct ofono_sim *sim,
ofono_sim_pin_retries_cb_t cb, void *user_data)
{
struct sim_data *sd = ofono_sim_get_data(sim);
struct cb_data *cbd = cb_data_new(cb, user_data);
struct mbim_message *message;
DBG("");
message = mbim_message_new(mbim_uuid_basic_connect,
MBIM_CID_PIN,
MBIM_COMMAND_TYPE_QUERY);
mbim_message_set_arguments(message, "");
if (mbim_device_send(sd->device, SIM_GROUP, message,
mbim_pin_retries_cb, cbd, l_free) > 0)
return;
l_free(cbd);
mbim_message_unref(message);
CALLBACK_WITH_FAILURE(cb, NULL, user_data);
}
static void mbim_subscriber_ready_status_cb(struct mbim_message *message,
void *user)
{
struct ofono_sim *sim = user;
struct sim_data *sd = ofono_sim_get_data(sim);
uint32_t ready_state;
char *imsi;
char *iccid;
uint32_t ready_info;
bool r;
if (mbim_message_get_error(message) != 0)
goto error;
/* We don't bother parsing MSISDN/MDN array */
r = mbim_message_get_arguments(message, "ussu",
&ready_state, &imsi,
&iccid, &ready_info);
if (!r)
goto error;
sd->iccid = iccid;
sd->imsi = imsi;
ofono_sim_register(sim);
/* TODO: Subscribe to Subscriber Ready Info notifications */
mbim_sim_state_changed(sim, ready_state);
return;
error:
ofono_sim_remove(sim);
}
static int mbim_sim_probe(struct ofono_sim *sim, unsigned int vendor,
void *data)
{
struct mbim_device *device = data;
struct mbim_message *message;
struct sim_data *sd;
message = mbim_message_new(mbim_uuid_basic_connect,
MBIM_CID_SUBSCRIBER_READY_STATUS,
MBIM_COMMAND_TYPE_QUERY);
if (!message)
return -ENOMEM;
mbim_message_set_arguments(message, "");
if (!mbim_device_send(device, SIM_GROUP, message,
mbim_subscriber_ready_status_cb, sim, NULL)) {
mbim_message_unref(message);
return -EIO;
}
sd = l_new(struct sim_data, 1);
sd->device = mbim_device_ref(device);
ofono_sim_set_data(sim, sd);
return 0;
}
static void mbim_sim_remove(struct ofono_sim *sim)
{
struct sim_data *sd = ofono_sim_get_data(sim);
ofono_sim_set_data(sim, NULL);
mbim_device_cancel_group(sd->device, SIM_GROUP);
mbim_device_unref(sd->device);
sd->device = NULL;
l_free(sd->iccid);
l_free(sd->imsi);
l_free(sd);
}
static struct ofono_sim_driver driver = {
.name = "mbim",
.probe = mbim_sim_probe,
.remove = mbim_sim_remove,
.read_imsi = mbim_read_imsi,
.query_passwd_state = mbim_pin_query,
.query_pin_retries = mbim_pin_retries_query,
};
void mbim_sim_init(void)
{
ofono_sim_driver_register(&driver);
}
void mbim_sim_exit(void)
{
ofono_sim_driver_unregister(&driver);
}