mirror of git://git.sysmocom.de/ofono
299 lines
6.5 KiB
C
299 lines
6.5 KiB
C
/*
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*
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* oFono - Open Source Telephony
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*
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* Copyright (C) 2011-2012 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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#define _GNU_SOURCE
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#include <fcntl.h>
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#include <unistd.h>
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#include <ofono/log.h>
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#include <ofono/modem.h>
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#include <ofono/location-reporting.h>
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#include "qmi.h"
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#include "pds.h"
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#include "qmimodem.h"
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struct location_data {
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struct qmi_service *pds;
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int fd;
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};
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static void event_notify(struct qmi_result *result, void *user_data)
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{
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struct ofono_location_reporting *lr = user_data;
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struct location_data *data = ofono_location_reporting_get_data(lr);
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const void *ptr;
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uint16_t len;
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ssize_t written;
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DBG("");
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if (data->fd < 0)
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return;
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ptr = qmi_result_get(result, QMI_PDS_NOTIFY_NMEA, &len);
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if (ptr) {
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written = write(data->fd, ptr, len);
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if (written < 0)
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ofono_warn("Failed to write NMEA data");
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}
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ptr = qmi_result_get(result, QMI_PDS_NOTIFY_NMEA_DEBUG, &len);
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if (ptr) {
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written = write(data->fd, ptr, len);
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if (written < 0)
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ofono_warn("Failed to write NMEA debug");
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}
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}
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static void state_notify(struct qmi_result *result, void *user_data)
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{
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DBG("");
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}
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static int enable_data_stream(struct ofono_location_reporting *lr)
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{
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struct location_data *data = ofono_location_reporting_get_data(lr);
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int pipefd[2];
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DBG("");
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if (pipe2(pipefd, O_NONBLOCK | O_CLOEXEC) < 0)
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return -1;
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data->fd = pipefd[1];
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return pipefd[0];
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}
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static void disable_data_stream(struct ofono_location_reporting *lr)
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{
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struct location_data *data = ofono_location_reporting_get_data(lr);
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DBG("");
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close(data->fd);
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data->fd = -1;
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}
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static void autotrack_enable_cb(struct qmi_result *result, void *user_data)
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{
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struct cb_data *cbd = user_data;
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ofono_location_reporting_enable_cb_t cb = cbd->cb;
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struct ofono_location_reporting *lr = cbd->user;
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int fd;
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DBG("");
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if (qmi_result_set_error(result, NULL)) {
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CALLBACK_WITH_FAILURE(cb, -1, cbd->data);
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return;
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}
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fd = enable_data_stream(lr);
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if (fd < 0) {
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CALLBACK_WITH_FAILURE(cb, -1, cbd->data);
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return;
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}
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CALLBACK_WITH_SUCCESS(cb, fd, cbd->data);
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close(fd);
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}
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static void qmi_location_reporting_enable(struct ofono_location_reporting *lr,
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ofono_location_reporting_enable_cb_t cb, void *user_data)
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{
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struct location_data *data = ofono_location_reporting_get_data(lr);
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struct cb_data *cbd = cb_data_new(cb, user_data);
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struct qmi_param *param;
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DBG("");
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cbd->user = lr;
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param = qmi_param_new_uint8(QMI_PDS_PARAM_AUTO_TRACKING, 0x01);
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if (!param)
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goto error;
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if (qmi_service_send(data->pds, QMI_PDS_SET_AUTOTRACK, param,
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autotrack_enable_cb, cbd, g_free) > 0)
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return;
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qmi_param_free(param);
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error:
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CALLBACK_WITH_FAILURE(cb, -1, cbd->data);
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g_free(cbd);
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}
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static void autotrack_disable_cb(struct qmi_result *result, void *user_data)
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{
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struct cb_data *cbd = user_data;
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ofono_location_reporting_disable_cb_t cb = cbd->cb;
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struct ofono_location_reporting *lr = cbd->user;
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DBG("");
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if (qmi_result_set_error(result, NULL)) {
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CALLBACK_WITH_FAILURE(cb, cbd->data);
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return;
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}
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disable_data_stream(lr);
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CALLBACK_WITH_SUCCESS(cb, cbd->data);
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}
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static void qmi_location_reporting_disable(struct ofono_location_reporting *lr,
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ofono_location_reporting_disable_cb_t cb, void *user_data)
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{
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struct location_data *data = ofono_location_reporting_get_data(lr);
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struct cb_data *cbd = cb_data_new(cb, user_data);
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struct qmi_param *param;
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DBG("");
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cbd->user = lr;
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param = qmi_param_new_uint8(QMI_PDS_PARAM_AUTO_TRACKING, 0x00);
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if (!param)
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goto error;
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if (qmi_service_send(data->pds, QMI_PDS_SET_AUTOTRACK, param,
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autotrack_disable_cb, cbd, g_free) > 0)
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return;
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qmi_param_free(param);
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error:
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CALLBACK_WITH_FAILURE(cb, cbd->data);
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g_free(cbd);
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}
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static void set_event_cb(struct qmi_result *result, void *user_data)
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{
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struct ofono_location_reporting *lr = user_data;
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DBG("");
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ofono_location_reporting_register(lr);
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}
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static void create_pds_cb(struct qmi_service *service, void *user_data)
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{
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struct ofono_location_reporting *lr = user_data;
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struct location_data *data = ofono_location_reporting_get_data(lr);
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struct qmi_param *param;
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DBG("");
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if (!service) {
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ofono_error("Failed to request PDS service");
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ofono_location_reporting_remove(lr);
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return;
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}
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data->pds = qmi_service_ref(service);
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qmi_service_register(data->pds, QMI_PDS_EVENT,
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event_notify, lr, NULL);
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qmi_service_register(data->pds, QMI_PDS_STATE_IND,
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state_notify, lr, NULL);
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param = qmi_param_new();
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if (!param)
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goto done;
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qmi_param_append_uint8(param, QMI_PDS_PARAM_REPORT_NMEA, 0x01);
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qmi_param_append_uint8(param, QMI_PDS_PARAM_REPORT_NMEA_DEBUG, 0x00);
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if (qmi_service_send(data->pds, QMI_PDS_SET_EVENT, param,
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set_event_cb, lr, NULL) > 0)
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return;
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qmi_param_free(param);
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done:
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ofono_location_reporting_register(lr);
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}
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static int qmi_location_reporting_probe(struct ofono_location_reporting *lr,
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unsigned int vendor, void *user_data)
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{
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struct qmi_device *device = user_data;
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struct location_data *data;
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DBG("");
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data = g_new0(struct location_data, 1);
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data->fd = -1;
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ofono_location_reporting_set_data(lr, data);
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qmi_service_create(device, QMI_SERVICE_PDS, create_pds_cb, lr, NULL);
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return 0;
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}
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static void qmi_location_reporting_remove(struct ofono_location_reporting *lr)
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{
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struct location_data *data = ofono_location_reporting_get_data(lr);
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DBG("");
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ofono_location_reporting_set_data(lr, NULL);
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qmi_service_unregister_all(data->pds);
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qmi_service_unref(data->pds);
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g_free(data);
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}
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static const struct ofono_location_reporting_driver driver = {
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.name = "qmimodem",
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.type = OFONO_LOCATION_REPORTING_TYPE_NMEA,
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.probe = qmi_location_reporting_probe,
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.remove = qmi_location_reporting_remove,
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.enable = qmi_location_reporting_enable,
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.disable = qmi_location_reporting_disable,
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};
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void qmi_location_reporting_init()
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{
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ofono_location_reporting_driver_register(&driver);
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}
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void qmi_location_reporting_exit()
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{
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ofono_location_reporting_driver_unregister(&driver);
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}
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