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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) 2018 Aleksander Morgado <aleksander@aleksander.es>
*/
#include <config.h>
#include <glib-object.h>
#include <gio/gio.h>
#define _LIBMM_INSIDE_MM
#include <libmm-glib.h>
#include "mm-log-object.h"
#include "mm-iface-modem-firmware.h"
#include "mm-base-modem.h"
#include "mm-base-modem-at.h"
#include "mm-shared-quectel.h"
/*****************************************************************************/
/* Firmware update settings loading (Firmware interface) */
MMFirmwareUpdateSettings *
mm_shared_quectel_firmware_load_update_settings_finish (MMIfaceModemFirmware *self,
GAsyncResult *res,
GError **error)
{
return g_task_propagate_pointer (G_TASK (res), error);
}
static void
qfastboot_test_ready (MMBaseModem *self,
GAsyncResult *res,
GTask *task)
{
MMFirmwareUpdateSettings *update_settings;
if (!mm_base_modem_at_command_finish (self, res, NULL))
update_settings = mm_firmware_update_settings_new (MM_MODEM_FIRMWARE_UPDATE_METHOD_NONE);
else {
update_settings = mm_firmware_update_settings_new (MM_MODEM_FIRMWARE_UPDATE_METHOD_FASTBOOT);
mm_firmware_update_settings_set_fastboot_at (update_settings, "AT+QFASTBOOT");
}
g_task_return_pointer (task, update_settings, g_object_unref);
g_object_unref (task);
}
void
mm_shared_quectel_firmware_load_update_settings (MMIfaceModemFirmware *self,
GAsyncReadyCallback callback,
gpointer user_data)
{
GTask *task;
task = g_task_new (self, NULL, callback, user_data);
mm_base_modem_at_command (MM_BASE_MODEM (self),
"AT+QFASTBOOT=?",
3,
TRUE,
(GAsyncReadyCallback)qfastboot_test_ready,
task);
}
/*****************************************************************************/
/* "+QUSIM: 1" URC is emitted by Quectel modems after the USIM has been
* (re)initialized. We register a handler for this URC and perform a check
* for SIM swap when it is encountered. The motivation for this is to detect
* M2M eUICC profile switches. According to SGP.02 chapter 3.2.1, the eUICC
* shall trigger a REFRESH operation with eUICC reset when a new profile is
* enabled. The +QUSIM URC appears after the eUICC has restarted and can act
* as a trigger for profile switch check. This should basically be handled
* the same as a physical SIM swap, so the existing SIM hot swap mechanism
* is used.
*/
static void
quectel_qusim_check_for_sim_swap_ready (MMIfaceModem *self,
GAsyncResult *res)
{
GError *error = NULL;
if (!MM_IFACE_MODEM_GET_INTERFACE (self)->check_for_sim_swap_finish (self, res, &error)) {
mm_obj_warn (self, "couldn't check SIM swap: %s", error->message);
g_error_free (error);
} else
mm_obj_dbg (self, "check SIM swap completed");
}
static void
quectel_qusim_unsolicited_handler (MMPortSerialAt *port,
GMatchInfo *match_info,
MMIfaceModem* self)
{
if (MM_IFACE_MODEM_GET_INTERFACE (self)->check_for_sim_swap &&
MM_IFACE_MODEM_GET_INTERFACE (self)->check_for_sim_swap_finish) {
mm_obj_dbg (self, "checking SIM swap");
MM_IFACE_MODEM_GET_INTERFACE (self)->check_for_sim_swap (
self,
(GAsyncReadyCallback)quectel_qusim_check_for_sim_swap_ready,
NULL);
}
}
gboolean
mm_shared_quectel_setup_sim_hot_swap_finish (MMIfaceModem *self,
GAsyncResult *res,
GError **error)
{
return g_task_propagate_boolean (G_TASK (res), error);
}
void
mm_shared_quectel_setup_sim_hot_swap (MMIfaceModem *self,
GAsyncReadyCallback callback,
gpointer user_data)
{
MMPortSerialAt *port_primary;
MMPortSerialAt *port_secondary;
GTask *task;
GRegex *pattern;
task = g_task_new (self, NULL, callback, user_data);
port_primary = mm_base_modem_peek_port_primary (MM_BASE_MODEM (self));
port_secondary = mm_base_modem_peek_port_secondary (MM_BASE_MODEM (self));
pattern = g_regex_new ("\\+QUSIM:\\s*1\\r\\n", G_REGEX_RAW, 0, NULL);
g_assert (pattern);
if (port_primary)
mm_port_serial_at_add_unsolicited_msg_handler (
port_primary,
pattern,
(MMPortSerialAtUnsolicitedMsgFn)quectel_qusim_unsolicited_handler,
self,
NULL);
if (port_secondary)
mm_port_serial_at_add_unsolicited_msg_handler (
port_secondary,
pattern,
(MMPortSerialAtUnsolicitedMsgFn)quectel_qusim_unsolicited_handler,
self,
NULL);
g_regex_unref (pattern);
mm_obj_dbg (self, "+QUSIM detection set up");
g_task_return_boolean (task, TRUE);
g_object_unref (task);
}
/*****************************************************************************/
static void
shared_quectel_init (gpointer g_iface)
{
}
GType
mm_shared_quectel_get_type (void)
{
static GType shared_quectel_type = 0;
if (!G_UNLIKELY (shared_quectel_type)) {
static const GTypeInfo info = {
sizeof (MMSharedQuectel), /* class_size */
shared_quectel_init, /* base_init */
NULL, /* base_finalize */
};
shared_quectel_type = g_type_register_static (G_TYPE_INTERFACE, "MMSharedQuectel", &info, 0);
g_type_interface_add_prerequisite (shared_quectel_type, MM_TYPE_IFACE_MODEM_FIRMWARE);
}
return shared_quectel_type;
}
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