mirror of git://git.sysmocom.de/ofono
264 lines
6.2 KiB
C
264 lines
6.2 KiB
C
/*
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*
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* oFono - Open Source Telephony
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*
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* Copyright (C) 2017 Intel Corporation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdint.h>
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#include <string.h>
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#include <errno.h>
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#include <glib.h>
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#include <ofono/log.h>
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#include <ofono/modem.h>
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#include <ofono/netreg.h>
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#include <ofono/netmon.h>
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#include "gatchat.h"
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#include "gatresult.h"
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#include "common.h"
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#include "xmm7modem.h"
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#include "drivers/atmodem/vendor.h"
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static const char *xmci_prefix[] = { "+XMCI:", NULL };
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struct netmon_driver_data {
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GAtChat *chat;
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};
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enum xmci_ofono_type_info {
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XMCI_GSM_SERV_CELL,
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XMCI_GSM_NEIGH_CELL,
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XMCI_UMTS_SERV_CELL,
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XMCI_UMTS_NEIGH_CELL,
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XMCI_LTE_SERV_CELL,
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XMCI_LTE_NEIGH_CELL
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};
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/*
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* Returns the appropriate radio access technology.
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*
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* If we can not resolve to a specific radio access technolgy
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* we return OFONO_NETMON_CELL_TYPE_GSM by default.
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*/
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static int xmm7modem_map_radio_access_technology(int tech)
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{
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switch (tech) {
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case XMCI_GSM_SERV_CELL:
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case XMCI_GSM_NEIGH_CELL:
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return OFONO_NETMON_CELL_TYPE_GSM;
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case XMCI_UMTS_SERV_CELL:
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case XMCI_UMTS_NEIGH_CELL:
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return OFONO_NETMON_CELL_TYPE_UMTS;
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case XMCI_LTE_SERV_CELL:
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case XMCI_LTE_NEIGH_CELL:
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return OFONO_NETMON_CELL_TYPE_LTE;
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}
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return OFONO_NETMON_CELL_TYPE_GSM;
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}
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static void xmci_cb(gboolean ok, GAtResult *result, gpointer user_data)
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{
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struct cb_data *cbd = user_data;
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struct ofono_netmon *netmon = cbd->data;
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ofono_netmon_cb_t cb = cbd->cb;
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struct ofono_error error;
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GAtResultIter iter;
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int number;
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int rxlev = -1;
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int ber = -1;
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int rscp = -1;
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int rsrp = -1;
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int ecn0 = -1;
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int rsrq = -1;
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int tech = -1;
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DBG("ok %d", ok);
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decode_at_error(&error, g_at_result_final_response(result));
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if (!ok) {
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cb(&error, cbd->data);
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return;
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}
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g_at_result_iter_init(&iter, result);
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while (g_at_result_iter_next(&iter, "+XMCI:")) {
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if (!g_at_result_iter_next_number(&iter, &number))
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break;
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tech = xmm7modem_map_radio_access_technology(number);
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switch (number) {
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case XMCI_GSM_SERV_CELL:
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/* skip <MCC>,<MNC>,<LAC>,<CI>,<BSIC> */
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g_at_result_iter_skip_next(&iter);
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g_at_result_iter_skip_next(&iter);
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g_at_result_iter_skip_next(&iter);
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g_at_result_iter_skip_next(&iter);
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g_at_result_iter_skip_next(&iter);
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g_at_result_iter_next_number(&iter, &number);
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rxlev = number != 99 ? number : rxlev;
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g_at_result_iter_next_number(&iter, &number);
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ber = number != 99 ? number : ber;
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break;
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case XMCI_UMTS_SERV_CELL:
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/*
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* skip <MCC>,<MNC>,<LAC>,<CI><PSC>,<DLUARFNC>,
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* <ULUARFCN>,<PATHLOSS>,<RSSI>
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*/
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g_at_result_iter_skip_next(&iter);
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g_at_result_iter_skip_next(&iter);
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g_at_result_iter_skip_next(&iter);
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g_at_result_iter_skip_next(&iter);
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g_at_result_iter_skip_next(&iter);
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g_at_result_iter_skip_next(&iter);
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g_at_result_iter_skip_next(&iter);
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g_at_result_iter_skip_next(&iter);
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g_at_result_iter_skip_next(&iter);
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g_at_result_iter_next_number(&iter, &number);
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rscp = number != 255 ? number : rscp;
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g_at_result_iter_next_number(&iter, &number);
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ecn0 = number != 255 ? number : ecn0;
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break;
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case XMCI_LTE_SERV_CELL:
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/*
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* skip <MCC>,<MNC>,<TAC>,<CI>,<PCI>,<DLUARFNC>,
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* <ULUARFCN>,<PATHLOSS_LTE>
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*/
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g_at_result_iter_skip_next(&iter);
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g_at_result_iter_skip_next(&iter);
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g_at_result_iter_skip_next(&iter);
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g_at_result_iter_skip_next(&iter);
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g_at_result_iter_skip_next(&iter);
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g_at_result_iter_skip_next(&iter);
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g_at_result_iter_skip_next(&iter);
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g_at_result_iter_skip_next(&iter);
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g_at_result_iter_next_number(&iter, &number);
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rsrq = number != 255 ? number : rsrq;
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g_at_result_iter_next_number(&iter, &number);
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rsrp = number != 255 ? number : rsrp;
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break;
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default:
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break;
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}
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ofono_netmon_serving_cell_notify(netmon,
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tech,
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OFONO_NETMON_INFO_RXLEV, rxlev,
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OFONO_NETMON_INFO_BER, ber,
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OFONO_NETMON_INFO_RSCP, rscp,
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OFONO_NETMON_INFO_ECN0, ecn0,
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OFONO_NETMON_INFO_RSRQ, rsrq,
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OFONO_NETMON_INFO_RSRP, rsrp,
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OFONO_NETMON_INFO_INVALID);
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CALLBACK_WITH_SUCCESS(cb, cbd->data);
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break;
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}
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}
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static void xmm7modem_netmon_request_update(struct ofono_netmon *netmon,
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ofono_netmon_cb_t cb, void *data)
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{
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struct netmon_driver_data *nmd = ofono_netmon_get_data(netmon);
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struct cb_data *cbd = cb_data_new(cb, data);
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DBG("xmm7modem netmon request update");
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if (g_at_chat_send(nmd->chat, "AT+XMCI=1", xmci_prefix,
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xmci_cb, cbd, g_free) > 0)
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return;
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g_free(cbd);
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CALLBACK_WITH_FAILURE(cb, data);
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}
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static gboolean ril_delayed_register(gpointer user_data)
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{
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struct ofono_netmon *netmon = user_data;
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ofono_netmon_register(netmon);
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return FALSE;
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}
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static int xmm7modem_netmon_probe(struct ofono_netmon *netmon,
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unsigned int vendor, void *user)
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{
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GAtChat *chat = user;
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struct netmon_driver_data *nmd;
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DBG("xmm7modem netmon probe");
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nmd = g_new0(struct netmon_driver_data, 1);
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nmd->chat = g_at_chat_clone(chat);
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ofono_netmon_set_data(netmon, nmd);
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g_idle_add(ril_delayed_register, netmon);
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return 0;
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}
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static void xmm7modem_netmon_remove(struct ofono_netmon *netmon)
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{
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struct netmon_driver_data *nmd = ofono_netmon_get_data(netmon);
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DBG("xmm7modem netmon remove");
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g_at_chat_unref(nmd->chat);
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ofono_netmon_set_data(netmon, NULL);
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g_free(nmd);
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}
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static const struct ofono_netmon_driver driver = {
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.name = XMM7MODEM,
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.probe = xmm7modem_netmon_probe,
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.remove = xmm7modem_netmon_remove,
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.request_update = xmm7modem_netmon_request_update,
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};
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void xmm_netmon_init(void)
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{
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ofono_netmon_driver_register(&driver);
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}
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void xmm_netmon_exit(void)
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{
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ofono_netmon_driver_unregister(&driver);
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}
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