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author | Marcel Holtmann <marcel@holtmann.org> | 2012-06-21 20:46:04 -0700 |
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committer | Marcel Holtmann <marcel@holtmann.org> | 2012-06-21 20:47:22 -0700 |
commit | b12dad888320f4c4f986ffd486e031f586d50913 (patch) | |
tree | 27dcf5226791f966cd0c769f1b9680836e6285d4 /drivers/qmimodem/gprs-context.c | |
parent | b36bb2ee509c2d9cab643548295f70038e904ecc (diff) | |
download | ofono-b12dad888320f4c4f986ffd486e031f586d50913.tar.bz2 |
qmimodem: Add support for GPRS data connection handling
Diffstat (limited to 'drivers/qmimodem/gprs-context.c')
-rw-r--r-- | drivers/qmimodem/gprs-context.c | 314 |
1 files changed, 314 insertions, 0 deletions
diff --git a/drivers/qmimodem/gprs-context.c b/drivers/qmimodem/gprs-context.c new file mode 100644 index 00000000..b036b8ab --- /dev/null +++ b/drivers/qmimodem/gprs-context.c @@ -0,0 +1,314 @@ +/* + * + * 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 + +#include <string.h> + +#include <ofono/log.h> +#include <ofono/modem.h> +#include <ofono/gprs-context.h> + +#include "qmi.h" +#include "wds.h" + +#include "qmimodem.h" + +struct gprs_context_data { + struct qmi_service *wds; + unsigned int active_context; + uint32_t pkt_handle; +}; + +static void pkt_status_notify(struct qmi_result *result, void *user_data) +{ + struct ofono_gprs_context *gc = user_data; + struct gprs_context_data *data = ofono_gprs_context_get_data(gc); + const struct qmi_wds_notify_conn_status *status; + uint16_t len; + uint8_t ip_family; + + DBG(""); + + status = qmi_result_get(result, QMI_WDS_NOTIFY_CONN_STATUS, &len); + if (!status) + return; + + DBG("conn status %d", status->status); + + if (qmi_result_get_uint8(result, QMI_WDS_NOTIFY_IP_FAMILY, &ip_family)) + DBG("ip family %d", ip_family); + + switch (status->status) { + case QMI_WDS_CONN_STATUS_DISCONNECTED: + ofono_gprs_context_deactivated(gc, data->active_context); + data->active_context = 0; + break; + } +} + +static void get_settings_cb(struct qmi_result *result, void *user_data) +{ + struct cb_data *cbd = user_data; + ofono_gprs_context_cb_t cb = cbd->cb; + struct ofono_gprs_context *gc = cbd->user; + struct ofono_modem *modem; + const char *interface; + uint8_t pdp_type, ip_family; + + DBG(""); + + if (qmi_result_set_error(result, NULL)) + goto done; + + if (qmi_result_get_uint8(result, QMI_WDS_RESULT_PDP_TYPE, &pdp_type)) + DBG("PDP type %d", pdp_type); + + if (qmi_result_get_uint8(result, QMI_WDS_RESULT_IP_FAMILY, &ip_family)) + DBG("IP family %d", ip_family); + +done: + modem = ofono_gprs_context_get_modem(gc); + interface = ofono_modem_get_string(modem, "NetworkInterface"); + + ofono_gprs_context_set_interface(gc, interface); + + CALLBACK_WITH_SUCCESS(cb, cbd->data); + + g_free(cbd); +} + +static void start_net_cb(struct qmi_result *result, void *user_data) +{ + struct cb_data *cbd = user_data; + ofono_gprs_context_cb_t cb = cbd->cb; + struct ofono_gprs_context *gc = cbd->user; + struct gprs_context_data *data = ofono_gprs_context_get_data(gc); + struct ofono_modem *modem; + const char *interface; + uint32_t handle; + + DBG(""); + + if (qmi_result_set_error(result, NULL)) + goto error; + + if (!qmi_result_get_uint32(result, QMI_WDS_RESULT_PKT_HANDLE, &handle)) + goto error; + + DBG("packet handle %d", handle); + + data->pkt_handle = handle; + + if (qmi_service_send(data->wds, QMI_WDS_GET_SETTINGS, NULL, + get_settings_cb, cbd, NULL) > 0) + return; + + modem = ofono_gprs_context_get_modem(gc); + interface = ofono_modem_get_string(modem, "NetworkInterface"); + + ofono_gprs_context_set_interface(gc, interface); + + CALLBACK_WITH_SUCCESS(cb, cbd->data); + + g_free(cbd); + + return; + +error: + data->active_context = 0; + + CALLBACK_WITH_FAILURE(cb, cbd->data); + + g_free(cbd); +} + +static void qmi_activate_primary(struct ofono_gprs_context *gc, + const struct ofono_gprs_primary_context *ctx, + ofono_gprs_context_cb_t cb, void *user_data) +{ + struct gprs_context_data *data = ofono_gprs_context_get_data(gc); + struct cb_data *cbd = cb_data_new(cb, user_data); + struct qmi_param *param; + uint8_t ip_family; + + DBG("cid %u", ctx->cid); + + cbd->user = gc; + + data->active_context = ctx->cid; + + switch (ctx->proto) { + case OFONO_GPRS_PROTO_IP: + ip_family = 4; + break; + case OFONO_GPRS_PROTO_IPV6: + ip_family = 6; + break; + default: + goto error; + } + + param = qmi_param_new(); + if (!param) + goto error; + + qmi_param_append(param, QMI_WDS_PARAM_APN, + strlen(ctx->apn), ctx->apn); + + qmi_param_append_uint8(param, QMI_WDS_PARAM_IP_FAMILY, ip_family); + + if (qmi_service_send(data->wds, QMI_WDS_START_NET, param, + start_net_cb, cbd, NULL) > 0) + return; + + qmi_param_free(param); + +error: + data->active_context = 0; + + CALLBACK_WITH_FAILURE(cb, cbd->data); + + g_free(cbd); +} + +static void stop_net_cb(struct qmi_result *result, void *user_data) +{ + struct cb_data *cbd = user_data; + ofono_gprs_context_cb_t cb = cbd->cb; + struct ofono_gprs_context *gc = cbd->user; + struct gprs_context_data *data = ofono_gprs_context_get_data(gc); + + DBG(""); + + if (qmi_result_set_error(result, NULL)) { + CALLBACK_WITH_FAILURE(cb, cbd->data); + return; + } + + data->active_context = 0; + + data->pkt_handle = 0; + + CALLBACK_WITH_SUCCESS(cb, cbd->data); + + g_free(cbd); +} + +static void qmi_deactivate_primary(struct ofono_gprs_context *gc, + unsigned int cid, + ofono_gprs_context_cb_t cb, void *user_data) +{ + struct gprs_context_data *data = ofono_gprs_context_get_data(gc); + struct cb_data *cbd = cb_data_new(cb, user_data); + struct qmi_param *param; + + DBG("cid %u", cid); + + cbd->user = gc; + + param = qmi_param_new_uint32(QMI_WDS_PARAM_PKT_HANDLE, + data->pkt_handle); + if (!param) + goto error; + + if (qmi_service_send(data->wds, QMI_WDS_STOP_NET, param, + stop_net_cb, cbd, NULL) > 0) + return; + + qmi_param_free(param); + +error: + CALLBACK_WITH_FAILURE(cb, cbd->data); + + g_free(cbd); +} + +static void create_wds_cb(struct qmi_service *service, void *user_data) +{ + struct ofono_gprs_context *gc = user_data; + struct gprs_context_data *data = ofono_gprs_context_get_data(gc); + + DBG(""); + + if (!service) { + ofono_error("Failed to request WDS service"); + ofono_gprs_context_remove(gc); + return; + } + + data->wds = qmi_service_ref(service); + + qmi_service_register(data->wds, QMI_WDS_PKT_STATUS_IND, + pkt_status_notify, gc, NULL); +} + +static int qmi_gprs_context_probe(struct ofono_gprs_context *gc, + unsigned int vendor, void *user_data) +{ + struct qmi_device *device = user_data; + struct gprs_context_data *data; + + DBG(""); + + data = g_new0(struct gprs_context_data, 1); + + ofono_gprs_context_set_data(gc, data); + + qmi_service_create(device, QMI_SERVICE_WDS, create_wds_cb, gc, NULL); + + return 0; +} + +static void qmi_gprs_context_remove(struct ofono_gprs_context *gc) +{ + struct gprs_context_data *data = ofono_gprs_context_get_data(gc); + + DBG(""); + + ofono_gprs_context_set_data(gc, NULL); + + qmi_service_unregister_all(data->wds); + + qmi_service_unref(data->wds); + + g_free(data); +} + +static struct ofono_gprs_context_driver driver = { + .name = "qmimodem", + .probe = qmi_gprs_context_probe, + .remove = qmi_gprs_context_remove, + .activate_primary = qmi_activate_primary, + .deactivate_primary = qmi_deactivate_primary, +}; + +void qmi_gprs_context_init(void) +{ + ofono_gprs_context_driver_register(&driver); +} + +void qmi_gprs_context_exit(void) +{ + ofono_gprs_context_driver_unregister(&driver); +} |