diff options
Diffstat (limited to 'drivers/qmimodem/location-reporting.c')
-rw-r--r-- | drivers/qmimodem/location-reporting.c | 298 |
1 files changed, 298 insertions, 0 deletions
diff --git a/drivers/qmimodem/location-reporting.c b/drivers/qmimodem/location-reporting.c new file mode 100644 index 00000000..e4ce2331 --- /dev/null +++ b/drivers/qmimodem/location-reporting.c @@ -0,0 +1,298 @@ +/* + * + * oFono - Open Source Telephony + * + * Copyright (C) 2011-2012 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 <fcntl.h> +#include <unistd.h> + +#include <ofono/log.h> +#include <ofono/modem.h> +#include <ofono/location-reporting.h> + +#include "qmi.h" +#include "pds.h" + +#include "qmimodem.h" + +struct location_data { + struct qmi_service *pds; + int fd; +}; + +static void event_notify(struct qmi_result *result, void *user_data) +{ + struct ofono_location_reporting *lr = user_data; + struct location_data *data = ofono_location_reporting_get_data(lr); + const void *ptr; + uint16_t len; + ssize_t written; + + DBG(""); + + if (data->fd < 0) + return; + + ptr = qmi_result_get(result, QMI_PDS_NOTIFY_NMEA, &len); + if (ptr) { + written = write(data->fd, ptr, len); + if (written < 0) + ofono_warn("Failed to write NMEA data"); + } + + ptr = qmi_result_get(result, QMI_PDS_NOTIFY_NMEA_DEBUG, &len); + if (ptr) { + written = write(data->fd, ptr, len); + if (written < 0) + ofono_warn("Failed to write NMEA debug"); + } +} + +static void state_notify(struct qmi_result *result, void *user_data) +{ + DBG(""); +} + +static int enable_data_stream(struct ofono_location_reporting *lr) +{ + struct location_data *data = ofono_location_reporting_get_data(lr); + int pipefd[2]; + + DBG(""); + + if (pipe2(pipefd, O_NONBLOCK | O_CLOEXEC) < 0) + return -1; + + data->fd = pipefd[1]; + + return pipefd[0]; +} + +static void disable_data_stream(struct ofono_location_reporting *lr) +{ + struct location_data *data = ofono_location_reporting_get_data(lr); + + DBG(""); + + close(data->fd); + data->fd = -1; +} + +static void autotrack_enable_cb(struct qmi_result *result, void *user_data) +{ + struct cb_data *cbd = user_data; + ofono_location_reporting_enable_cb_t cb = cbd->cb; + struct ofono_location_reporting *lr = cbd->user; + int fd; + + DBG(""); + + if (qmi_result_set_error(result, NULL)) { + CALLBACK_WITH_FAILURE(cb, -1, cbd->data); + return; + } + + fd = enable_data_stream(lr); + if (fd < 0) { + CALLBACK_WITH_FAILURE(cb, -1, cbd->data); + return; + } + + CALLBACK_WITH_SUCCESS(cb, fd, cbd->data); + + close(fd); +} + +static void qmi_location_reporting_enable(struct ofono_location_reporting *lr, + ofono_location_reporting_enable_cb_t cb, void *user_data) +{ + struct location_data *data = ofono_location_reporting_get_data(lr); + struct cb_data *cbd = cb_data_new(cb, user_data); + struct qmi_param *param; + + DBG(""); + + cbd->user = lr; + + param = qmi_param_new_uint8(QMI_PDS_PARAM_AUTO_TRACKING, 0x01); + if (!param) + goto error; + + if (qmi_service_send(data->pds, QMI_PDS_SET_AUTOTRACK, param, + autotrack_enable_cb, cbd, g_free) > 0) + return; + + qmi_param_free(param); + +error: + CALLBACK_WITH_FAILURE(cb, -1, cbd->data); + + g_free(cbd); +} + +static void autotrack_disable_cb(struct qmi_result *result, void *user_data) +{ + struct cb_data *cbd = user_data; + ofono_location_reporting_disable_cb_t cb = cbd->cb; + struct ofono_location_reporting *lr = cbd->user; + + DBG(""); + + if (qmi_result_set_error(result, NULL)) { + CALLBACK_WITH_FAILURE(cb, cbd->data); + return; + } + + disable_data_stream(lr); + + CALLBACK_WITH_SUCCESS(cb, cbd->data); +} + +static void qmi_location_reporting_disable(struct ofono_location_reporting *lr, + ofono_location_reporting_disable_cb_t cb, void *user_data) +{ + struct location_data *data = ofono_location_reporting_get_data(lr); + struct cb_data *cbd = cb_data_new(cb, user_data); + struct qmi_param *param; + + DBG(""); + + cbd->user = lr; + + param = qmi_param_new_uint8(QMI_PDS_PARAM_AUTO_TRACKING, 0x00); + if (!param) + goto error; + + if (qmi_service_send(data->pds, QMI_PDS_SET_AUTOTRACK, param, + autotrack_disable_cb, cbd, g_free) > 0) + return; + + qmi_param_free(param); + +error: + CALLBACK_WITH_FAILURE(cb, cbd->data); + + g_free(cbd); +} + +static void set_event_cb(struct qmi_result *result, void *user_data) +{ + struct ofono_location_reporting *lr = user_data; + + DBG(""); + + ofono_location_reporting_register(lr); +} + +static void create_pds_cb(struct qmi_service *service, void *user_data) +{ + struct ofono_location_reporting *lr = user_data; + struct location_data *data = ofono_location_reporting_get_data(lr); + struct qmi_param *param; + + DBG(""); + + if (!service) { + ofono_error("Failed to request PDS service"); + ofono_location_reporting_remove(lr); + return; + } + + data->pds = qmi_service_ref(service); + + qmi_service_register(data->pds, QMI_PDS_EVENT, + event_notify, lr, NULL); + + qmi_service_register(data->pds, QMI_PDS_STATE_IND, + state_notify, lr, NULL); + + param = qmi_param_new(); + if (!param) + goto done; + + qmi_param_append_uint8(param, QMI_PDS_PARAM_REPORT_NMEA, 0x01); + qmi_param_append_uint8(param, QMI_PDS_PARAM_REPORT_NMEA_DEBUG, 0x00); + + if (qmi_service_send(data->pds, QMI_PDS_SET_EVENT, param, + set_event_cb, lr, NULL) > 0) + return; + + qmi_param_free(param); + +done: + ofono_location_reporting_register(lr); +} + +static int qmi_location_reporting_probe(struct ofono_location_reporting *lr, + unsigned int vendor, void *user_data) +{ + struct qmi_device *device = user_data; + struct location_data *data; + + DBG(""); + + data = g_new0(struct location_data, 1); + + data->fd = -1; + + ofono_location_reporting_set_data(lr, data); + + qmi_service_create(device, QMI_SERVICE_PDS, create_pds_cb, lr, NULL); + + return 0; +} + +static void qmi_location_reporting_remove(struct ofono_location_reporting *lr) +{ + struct location_data *data = ofono_location_reporting_get_data(lr); + + DBG(""); + + ofono_location_reporting_set_data(lr, NULL); + + qmi_service_unregister_all(data->pds); + + qmi_service_unref(data->pds); + + g_free(data); +} + +static struct ofono_location_reporting_driver driver = { + .name = "qmimodem", + .type = OFONO_LOCATION_REPORTING_TYPE_NMEA, + .probe = qmi_location_reporting_probe, + .remove = qmi_location_reporting_remove, + .enable = qmi_location_reporting_enable, + .disable = qmi_location_reporting_disable, +}; + +void qmi_location_reporting_init() +{ + ofono_location_reporting_driver_register(&driver); +} + +void qmi_location_reporting_exit() +{ + ofono_location_reporting_driver_unregister(&driver); +} |