mirror of git://git.sysmocom.de/ofono
551 lines
13 KiB
C
551 lines
13 KiB
C
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/*
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*
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* oFono - Open Source Telephony
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*
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* Copyright (C) 2008-2009 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 <string.h>
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#include <stdio.h>
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#include <errno.h>
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#include <glib.h>
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#include <gdbus.h>
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#include "ofono.h"
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#include "common.h"
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#include "util.h"
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#include "smsutil.h"
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#define CBS_MANAGER_INTERFACE "org.ofono.CbsManager"
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static GSList *g_drivers = NULL;
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enum etws_topic_type {
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ETWS_TOPIC_TYPE_EARTHQUAKE = 4352,
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ETWS_TOPIC_TYPE_TSUNAMI = 4353,
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ETWS_TOPIC_TYPE_EARTHQUAKE_TSUNAMI = 4354,
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ETWS_TOPIC_TYPE_TEST = 4355,
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ETWS_TOPIC_TYPE_EMERGENCY = 4356,
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};
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struct ofono_cbs {
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DBusMessage *pending;
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struct cbs_assembly *assembly;
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GSList *topics;
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GSList *new_topics;
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struct ofono_sim *sim;
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unsigned int sim_watch;
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unsigned int imsi_watch;
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const struct ofono_cbs_driver *driver;
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void *driver_data;
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struct ofono_atom *atom;
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};
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static void cbs_dispatch_base_station_id(struct ofono_cbs *cbs, const char *id)
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{
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ofono_debug("Base station id: %s", id);
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}
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static void cbs_dispatch_emergency(struct ofono_cbs *cbs, const char *message,
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enum etws_topic_type topic,
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gboolean alert, gboolean popup)
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{
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DBusConnection *conn = ofono_dbus_get_connection();
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const char *path = __ofono_atom_get_path(cbs->atom);
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DBusMessage *signal;
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DBusMessageIter iter;
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DBusMessageIter dict;
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dbus_bool_t boolean;
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const char *emergency_str;
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if (topic == ETWS_TOPIC_TYPE_TEST) {
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ofono_error("Explicitly ignoring ETWS Test messages");
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return;
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}
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switch (topic) {
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case ETWS_TOPIC_TYPE_EARTHQUAKE:
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emergency_str = "Earthquake";
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break;
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case ETWS_TOPIC_TYPE_TSUNAMI:
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emergency_str = "Tsunami";
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break;
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case ETWS_TOPIC_TYPE_EARTHQUAKE_TSUNAMI:
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emergency_str = "Earthquake+Tsunami";
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break;
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case ETWS_TOPIC_TYPE_EMERGENCY:
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emergency_str = "Other";
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break;
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default:
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return;
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};
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signal = dbus_message_new_signal(path, CBS_MANAGER_INTERFACE,
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"EmergencyBroadcast");
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if (!signal)
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return;
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dbus_message_iter_init_append(signal, &iter);
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dbus_message_iter_append_basic(&iter, DBUS_TYPE_STRING, &message);
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dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY,
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OFONO_PROPERTIES_ARRAY_SIGNATURE,
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&dict);
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ofono_dbus_dict_append(&dict, "EmergencyType",
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DBUS_TYPE_STRING, &emergency_str);
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boolean = alert;
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ofono_dbus_dict_append(&dict, "EmergencyAlert",
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DBUS_TYPE_BOOLEAN, &boolean);
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boolean = popup;
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ofono_dbus_dict_append(&dict, "Popup", DBUS_TYPE_BOOLEAN, &boolean);
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dbus_message_iter_close_container(&iter, &dict);
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g_dbus_send_message(conn, signal);
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}
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static void cbs_dispatch_text(struct ofono_cbs *cbs, enum sms_class cls,
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unsigned short channel, const char *message)
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{
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DBusConnection *conn = ofono_dbus_get_connection();
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const char *path = __ofono_atom_get_path(cbs->atom);
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g_dbus_emit_signal(conn, path, CBS_MANAGER_INTERFACE,
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"IncomingBroadcast",
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DBUS_TYPE_STRING, &message,
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DBUS_TYPE_UINT16, &channel,
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DBUS_TYPE_INVALID);
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}
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void ofono_cbs_notify(struct ofono_cbs *cbs, const unsigned char *pdu,
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int pdu_len)
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{
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struct cbs c;
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enum sms_class cls;
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gboolean udhi;
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gboolean comp;
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GSList *cbs_list;
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enum sms_charset charset;
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char *message;
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char iso639_lang[3];
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if (cbs->assembly == NULL)
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return;
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if (!cbs_decode(pdu, pdu_len, &c)) {
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ofono_error("Unable to decode CBS PDU");
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return;
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}
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if (!cbs_dcs_decode(c.dcs, &udhi, &cls, &charset, &comp, NULL, NULL)) {
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ofono_error("Unknown / Reserved DCS. Ignoring");
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return;
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}
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if (udhi) {
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ofono_error("CBS messages with UDH not supported");
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return;
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}
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if (charset == SMS_CHARSET_8BIT) {
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ofono_error("Datagram CBS not supported");
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return;
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}
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if (comp) {
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ofono_error("CBS messages with compression not supported");
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return;
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}
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cbs_list = cbs_assembly_add_page(cbs->assembly, &c);
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if (cbs_list == NULL)
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return;
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message = cbs_decode_text(cbs_list, iso639_lang);
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if (message == NULL)
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goto out;
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if (c.message_identifier >= ETWS_TOPIC_TYPE_EARTHQUAKE &&
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c.message_identifier <= ETWS_TOPIC_TYPE_EMERGENCY) {
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gboolean alert = FALSE;
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gboolean popup = FALSE;
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/* 3GPP 23.041 9.4.1.2.1: Alert is encoded in bit 9 */
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if (c.message_code & (1 << 9))
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alert = TRUE;
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/* 3GPP 23.041 9.4.1.2.1: Popup is encoded in bit 8 */
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if (c.message_code & (1 << 8))
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popup = TRUE;
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cbs_dispatch_emergency(cbs, message,
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c.message_identifier, alert, popup);
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goto out;
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}
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/* 3GPP 23.041: NOTE 5: Code 00 is intended for use by the
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* network operators for base station IDs.
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*/
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if (c.gs == CBS_GEO_SCOPE_CELL_IMMEDIATE) {
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cbs_dispatch_base_station_id(cbs, message);
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goto out;
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}
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cbs_dispatch_text(cbs, cls, c.message_identifier, message);
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out:
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g_free(message);
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g_slist_foreach(cbs_list, (GFunc)g_free, NULL);
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g_slist_free(cbs_list);
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}
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static DBusMessage *cbs_get_properties(DBusConnection *conn,
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DBusMessage *msg, void *data)
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{
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struct ofono_cbs *cbs = data;
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DBusMessage *reply;
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DBusMessageIter iter, dict;
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char *topics;
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reply = dbus_message_new_method_return(msg);
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if (!reply)
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return NULL;
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dbus_message_iter_init_append(reply, &iter);
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dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY,
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OFONO_PROPERTIES_ARRAY_SIGNATURE,
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&dict);
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topics = cbs_topic_ranges_to_string(cbs->topics);
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ofono_dbus_dict_append(&dict, "Topics", DBUS_TYPE_STRING, &topics);
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g_free(topics);
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dbus_message_iter_close_container(&iter, &dict);
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return reply;
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}
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static void cbs_set_topics_cb(const struct ofono_error *error, void *data)
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{
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struct ofono_cbs *cbs = data;
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const char *path = __ofono_atom_get_path(cbs->atom);
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DBusConnection *conn = ofono_dbus_get_connection();
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DBusMessage *reply;
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char *topics;
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if (error->type != OFONO_ERROR_TYPE_NO_ERROR) {
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g_slist_foreach(cbs->new_topics, (GFunc)g_free, NULL);
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g_slist_free(cbs->new_topics);
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cbs->new_topics = NULL;
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ofono_debug("Setting Cell Broadcast topics failed");
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__ofono_dbus_pending_reply(&cbs->pending,
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__ofono_error_failed(cbs->pending));
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return;
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}
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g_slist_foreach(cbs->topics, (GFunc)g_free, NULL);
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g_slist_free(cbs->topics);
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cbs->topics = cbs->new_topics;
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cbs->new_topics = NULL;
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reply = dbus_message_new_method_return(cbs->pending);
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__ofono_dbus_pending_reply(&cbs->pending, reply);
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topics = cbs_topic_ranges_to_string(cbs->topics);
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ofono_dbus_signal_property_changed(conn, path,
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CBS_MANAGER_INTERFACE,
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"Topics",
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DBUS_TYPE_STRING, &topics);
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g_free(topics);
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}
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static DBusMessage *cbs_set_topics(struct ofono_cbs *cbs, const char *value,
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DBusMessage *msg)
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{
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GSList *topics;
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GSList *etws_topics = NULL;
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char *topic_str;
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struct cbs_topic_range etws_range = { 4352, 4356 };
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topics = cbs_extract_topic_ranges(value);
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if (topics == NULL && value[0] != '\0')
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return __ofono_error_invalid_format(msg);
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if (!cbs->driver->set_topics)
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return __ofono_error_not_implemented(msg);
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cbs->new_topics = topics;
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if (topics != NULL)
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etws_topics = g_slist_copy(topics);
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etws_topics = g_slist_append(etws_topics, &etws_range);
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topic_str = cbs_topic_ranges_to_string(etws_topics);
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g_slist_free(etws_topics);
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cbs->pending = dbus_message_ref(msg);
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cbs->driver->set_topics(cbs, topic_str, cbs_set_topics_cb, cbs);
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g_free(topic_str);
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return NULL;
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}
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static DBusMessage *cbs_set_property(DBusConnection *conn, DBusMessage *msg,
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void *data)
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{
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struct ofono_cbs *cbs = data;
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DBusMessageIter iter;
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DBusMessageIter var;
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const char *property;
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if (cbs->pending)
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return __ofono_error_busy(msg);
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if (!dbus_message_iter_init(msg, &iter))
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return __ofono_error_invalid_args(msg);
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if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_STRING)
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return __ofono_error_invalid_args(msg);
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dbus_message_iter_get_basic(&iter, &property);
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dbus_message_iter_next(&iter);
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if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_VARIANT)
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return __ofono_error_invalid_args(msg);
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dbus_message_iter_recurse(&iter, &var);
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if (!strcmp(property, "Topics")) {
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const char *value;
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if (dbus_message_iter_get_arg_type(&var) != DBUS_TYPE_STRING)
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return __ofono_error_invalid_args(msg);
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dbus_message_iter_get_basic(&var, &value);
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return cbs_set_topics(cbs, value, msg);
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}
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return __ofono_error_invalid_args(msg);
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}
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static GDBusMethodTable cbs_manager_methods[] = {
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{ "GetProperties", "", "a{sv}", cbs_get_properties },
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{ "SetProperty", "sv", "", cbs_set_property,
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G_DBUS_METHOD_FLAG_ASYNC },
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{ }
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};
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static GDBusSignalTable cbs_manager_signals[] = {
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{ "PropertyChanged", "sv" },
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{ "IncomingBroadcast", "sq" },
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{ "EmergencyBroadcast", "sa{sv}" },
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{ }
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};
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int ofono_cbs_driver_register(const struct ofono_cbs_driver *d)
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{
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DBG("driver: %p, name: %s", d, d->name);
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if (d->probe == NULL)
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return -EINVAL;
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g_drivers = g_slist_prepend(g_drivers, (void *)d);
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return 0;
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}
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void ofono_cbs_driver_unregister(const struct ofono_cbs_driver *d)
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{
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DBG("driver: %p, name: %s", d, d->name);
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g_drivers = g_slist_remove(g_drivers, (void *)d);
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}
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static void cbs_unregister(struct ofono_atom *atom)
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{
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struct ofono_cbs *cbs = __ofono_atom_get_data(atom);
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DBusConnection *conn = ofono_dbus_get_connection();
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struct ofono_modem *modem = __ofono_atom_get_modem(atom);
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const char *path = __ofono_atom_get_path(atom);
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g_dbus_unregister_interface(conn, path, CBS_MANAGER_INTERFACE);
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ofono_modem_remove_interface(modem, CBS_MANAGER_INTERFACE);
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if (cbs->sim_watch) {
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if (cbs->imsi_watch) {
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ofono_sim_remove_ready_watch(cbs->sim,
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cbs->imsi_watch);
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cbs->imsi_watch = 0;
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}
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|||
|
|
|||
|
__ofono_modem_remove_atom_watch(modem, cbs->sim_watch);
|
|||
|
cbs->sim_watch = 0;
|
|||
|
}
|
|||
|
}
|
|||
|
|
|||
|
static void cbs_remove(struct ofono_atom *atom)
|
|||
|
{
|
|||
|
struct ofono_cbs *cbs = __ofono_atom_get_data(atom);
|
|||
|
|
|||
|
DBG("atom: %p", atom);
|
|||
|
|
|||
|
if (cbs == NULL)
|
|||
|
return;
|
|||
|
|
|||
|
if (cbs->driver && cbs->driver->remove)
|
|||
|
cbs->driver->remove(cbs);
|
|||
|
|
|||
|
if (cbs->assembly) {
|
|||
|
cbs_assembly_free(cbs->assembly);
|
|||
|
cbs->assembly = NULL;
|
|||
|
}
|
|||
|
|
|||
|
g_free(cbs);
|
|||
|
}
|
|||
|
|
|||
|
struct ofono_cbs *ofono_cbs_create(struct ofono_modem *modem,
|
|||
|
unsigned int vendor,
|
|||
|
const char *driver,
|
|||
|
void *data)
|
|||
|
{
|
|||
|
struct ofono_cbs *cbs;
|
|||
|
GSList *l;
|
|||
|
|
|||
|
if (driver == NULL)
|
|||
|
return NULL;
|
|||
|
|
|||
|
cbs = g_try_new0(struct ofono_cbs, 1);
|
|||
|
|
|||
|
if (cbs == NULL)
|
|||
|
return NULL;
|
|||
|
|
|||
|
cbs->assembly = cbs_assembly_new();
|
|||
|
cbs->atom = __ofono_modem_add_atom(modem, OFONO_ATOM_TYPE_CBS,
|
|||
|
cbs_remove, cbs);
|
|||
|
|
|||
|
for (l = g_drivers; l; l = l->next) {
|
|||
|
const struct ofono_cbs_driver *drv = l->data;
|
|||
|
|
|||
|
if (g_strcmp0(drv->name, driver))
|
|||
|
continue;
|
|||
|
|
|||
|
if (drv->probe(cbs, vendor, data) < 0)
|
|||
|
continue;
|
|||
|
|
|||
|
cbs->driver = drv;
|
|||
|
break;
|
|||
|
}
|
|||
|
|
|||
|
return cbs;
|
|||
|
}
|
|||
|
|
|||
|
static void cbs_got_imsi(void *data)
|
|||
|
{
|
|||
|
struct ofono_cbs *cbs = data;
|
|||
|
const char *imsi = ofono_sim_get_imsi(cbs->sim);
|
|||
|
|
|||
|
ofono_debug("Got IMSI: %s", imsi);
|
|||
|
}
|
|||
|
|
|||
|
static void sim_watch(struct ofono_atom *atom,
|
|||
|
enum ofono_atom_watch_condition cond, void *data)
|
|||
|
{
|
|||
|
struct ofono_cbs *cbs = data;
|
|||
|
|
|||
|
if (cond == OFONO_ATOM_WATCH_CONDITION_UNREGISTERED) {
|
|||
|
cbs->imsi_watch = 0;
|
|||
|
|
|||
|
if (cbs->assembly) {
|
|||
|
cbs_assembly_free(cbs->assembly);
|
|||
|
cbs->assembly = NULL;
|
|||
|
}
|
|||
|
|
|||
|
return;
|
|||
|
}
|
|||
|
|
|||
|
cbs->sim = __ofono_atom_get_data(atom);
|
|||
|
cbs->imsi_watch = ofono_sim_add_ready_watch(cbs->sim, cbs_got_imsi,
|
|||
|
cbs, NULL);
|
|||
|
|
|||
|
if (ofono_sim_get_ready(cbs->sim))
|
|||
|
cbs_got_imsi(cbs);
|
|||
|
}
|
|||
|
|
|||
|
void ofono_cbs_register(struct ofono_cbs *cbs)
|
|||
|
{
|
|||
|
DBusConnection *conn = ofono_dbus_get_connection();
|
|||
|
struct ofono_modem *modem = __ofono_atom_get_modem(cbs->atom);
|
|||
|
const char *path = __ofono_atom_get_path(cbs->atom);
|
|||
|
struct ofono_atom *sim_atom;
|
|||
|
|
|||
|
if (!g_dbus_register_interface(conn, path,
|
|||
|
CBS_MANAGER_INTERFACE,
|
|||
|
cbs_manager_methods,
|
|||
|
cbs_manager_signals,
|
|||
|
NULL, cbs, NULL)) {
|
|||
|
ofono_error("Could not create %s interface",
|
|||
|
CBS_MANAGER_INTERFACE);
|
|||
|
return;
|
|||
|
}
|
|||
|
|
|||
|
ofono_modem_add_interface(modem, CBS_MANAGER_INTERFACE);
|
|||
|
|
|||
|
cbs->sim_watch = __ofono_modem_add_atom_watch(modem,
|
|||
|
OFONO_ATOM_TYPE_SIM,
|
|||
|
sim_watch, cbs, NULL);
|
|||
|
|
|||
|
sim_atom = __ofono_modem_find_atom(modem, OFONO_ATOM_TYPE_SIM);
|
|||
|
|
|||
|
if (sim_atom && __ofono_atom_get_registered(sim_atom))
|
|||
|
sim_watch(sim_atom,
|
|||
|
OFONO_ATOM_WATCH_CONDITION_REGISTERED, cbs);
|
|||
|
|
|||
|
__ofono_atom_register(cbs->atom, cbs_unregister);
|
|||
|
}
|
|||
|
|
|||
|
void ofono_cbs_remove(struct ofono_cbs *cbs)
|
|||
|
{
|
|||
|
__ofono_atom_free(cbs->atom);
|
|||
|
}
|
|||
|
|
|||
|
void ofono_cbs_set_data(struct ofono_cbs *cbs, void *data)
|
|||
|
{
|
|||
|
cbs->driver_data = data;
|
|||
|
}
|
|||
|
|
|||
|
void *ofono_cbs_get_data(struct ofono_cbs *cbs)
|
|||
|
{
|
|||
|
return cbs->driver_data;
|
|||
|
}
|