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/*
*
* oFono - Open Source Telephony
*
* Copyright (C) 2008-2011 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 <stdlib.h>
#include <stdio.h>
#include <errno.h>
#include <glib.h>
#include <gdbus.h>
#include <ofono.h>
#define OFONO_API_SUBJECT_TO_CHANGE
#include <ofono/plugin.h>
#include <ofono/log.h>
#include <ofono/modem.h>
#include <ofono/dbus.h>
#include "smsagent.h"
#define PUSH_NOTIFICATION_INTERFACE "org.ofono.PushNotification"
#define AGENT_INTERFACE "org.ofono.PushNotificationAgent"
#define WAP_PUSH_SRC_PORT -1
#define WAP_PUSH_DST_PORT 2948
static unsigned int modemwatch_id;
struct push_notification {
struct ofono_modem *modem;
struct ofono_sms *sms;
struct sms_agent *agent;
unsigned int push_watch;
};
static void agent_exited(void *userdata)
{
struct push_notification *pn = userdata;
if (pn->push_watch > 0) {
__ofono_sms_datagram_watch_remove(pn->sms, pn->push_watch);
pn->push_watch = 0;
}
pn->agent = NULL;
}
static void push_received(const char *from, const struct tm *remote,
const struct tm *local, int dst, int src,
const unsigned char *buffer,
unsigned int len, void *data)
{
struct push_notification *pn = data;
DBG("Received push of size: %u", len);
if (pn->agent == NULL)
return;
sms_agent_dispatch_datagram(pn->agent, "ReceiveNotification",
from, remote, local, buffer, len,
NULL, NULL, NULL);
}
static DBusMessage *push_notification_register_agent(DBusConnection *conn,
DBusMessage *msg, void *data)
{
struct push_notification *pn = data;
const char *agent_path;
if (pn->agent)
return __ofono_error_busy(msg);
if (dbus_message_get_args(msg, NULL,
DBUS_TYPE_OBJECT_PATH, &agent_path,
DBUS_TYPE_INVALID) == FALSE)
return __ofono_error_invalid_args(msg);
if (!__ofono_dbus_valid_object_path(agent_path))
return __ofono_error_invalid_format(msg);
pn->agent = sms_agent_new(AGENT_INTERFACE,
dbus_message_get_sender(msg),
agent_path);
if (pn->agent == NULL)
return __ofono_error_failed(msg);
sms_agent_set_removed_notify(pn->agent, agent_exited, pn);
pn->push_watch = __ofono_sms_datagram_watch_add(pn->sms,
push_received,
WAP_PUSH_DST_PORT,
WAP_PUSH_SRC_PORT,
pn, NULL);
return dbus_message_new_method_return(msg);
}
static DBusMessage *push_notification_unregister_agent(DBusConnection *conn,
DBusMessage *msg, void *data)
{
struct push_notification *pn = data;
const char *agent_path;
const char *agent_bus = dbus_message_get_sender(msg);
if (dbus_message_get_args(msg, NULL,
DBUS_TYPE_OBJECT_PATH, &agent_path,
DBUS_TYPE_INVALID) == FALSE)
return __ofono_error_invalid_args(msg);
if (pn->agent == NULL)
return __ofono_error_failed(msg);
if (sms_agent_matches(pn->agent, agent_bus, agent_path) == FALSE)
return __ofono_error_failed(msg);
sms_agent_free(pn->agent);
pn->agent = NULL;
return dbus_message_new_method_return(msg);
}
static const GDBusMethodTable push_notification_methods[] = {
{ GDBUS_METHOD("RegisterAgent", GDBUS_ARGS({ "path", "o" }), NULL,
push_notification_register_agent) },
{ GDBUS_METHOD("UnregisterAgent", GDBUS_ARGS({ "path", "o" }), NULL,
push_notification_unregister_agent) },
{ }
};
static void push_notification_cleanup(gpointer user)
{
struct push_notification *pn = user;
DBG("%p", pn);
/* The push watch was already cleaned up */
pn->push_watch = 0;
pn->sms = NULL;
sms_agent_free(pn->agent);
ofono_modem_remove_interface(pn->modem, PUSH_NOTIFICATION_INTERFACE);
}
static void sms_watch(struct ofono_atom *atom,
enum ofono_atom_watch_condition cond,
void *data)
{
struct push_notification *pn = data;
DBusConnection *conn = ofono_dbus_get_connection();
if (cond == OFONO_ATOM_WATCH_CONDITION_UNREGISTERED) {
g_dbus_unregister_interface(conn,
ofono_modem_get_path(pn->modem),
PUSH_NOTIFICATION_INTERFACE);
return;
}
DBG("registered");
pn->sms = __ofono_atom_get_data(atom);
if (!g_dbus_register_interface(conn, ofono_modem_get_path(pn->modem),
PUSH_NOTIFICATION_INTERFACE,
push_notification_methods, NULL, NULL,
pn, push_notification_cleanup)) {
ofono_error("Could not create %s interface",
PUSH_NOTIFICATION_INTERFACE);
return;
}
ofono_modem_add_interface(pn->modem, PUSH_NOTIFICATION_INTERFACE);
}
static void modem_watch(struct ofono_modem *modem, gboolean added, void *user)
{
struct push_notification *pn;
DBG("modem: %p, added: %d", modem, added);
if (added == FALSE)
return;
pn = g_try_new0(struct push_notification, 1);
if (pn == NULL)
return;
pn->modem = modem;
__ofono_modem_add_atom_watch(modem, OFONO_ATOM_TYPE_SMS,
sms_watch, pn, g_free);
}
static void call_modemwatch(struct ofono_modem *modem, void *user)
{
modem_watch(modem, TRUE, user);
}
static int push_notification_init(void)
{
DBG("");
modemwatch_id = __ofono_modemwatch_add(modem_watch, NULL, NULL);
__ofono_modem_foreach(call_modemwatch, NULL);
return 0;
}
static void push_notification_exit(void)
{
DBG("");
__ofono_modemwatch_remove(modemwatch_id);
}
OFONO_PLUGIN_DEFINE(push_notification, "Push Notification Plugin", VERSION,
OFONO_PLUGIN_PRIORITY_DEFAULT,
push_notification_init, push_notification_exit)
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