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*
* oFono - Open Source Telephony
*
* Copyright (C) 2009-2010 Nokia Corporation and/or its subsidiary(-ies).
*
* 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 <stdint.h>
#include <string.h>
#include <errno.h>
#include <glib.h>
#include <gdbus.h>
#include "ofono.h"
#include "common.h"
#include "smsagent.h"
struct sms_agent {
char *interface;
char *path;
char *service;
guint disconnect_watch;
ofono_destroy_func removed_cb;
void *removed_data;
GSList *reqs;
};
struct sms_agent_request {
struct sms_agent *agent;
DBusMessage *msg;
DBusPendingCall *call;
sms_agent_dispatch_cb dispatch_cb;
void *dispatch_data;
ofono_destroy_func destroy;
};
static struct sms_agent_request *sms_agent_request_new(struct sms_agent *agent,
sms_agent_dispatch_cb cb,
void *user_data,
ofono_destroy_func destroy)
{
struct sms_agent_request *req;
req = g_try_new0(struct sms_agent_request, 1);
if (req == NULL)
return NULL;
req->agent = agent;
req->dispatch_cb = cb;
req->dispatch_data = user_data;
req->destroy = destroy;
return req;
}
static void sms_agent_request_free(struct sms_agent_request *req)
{
if (req->msg) {
dbus_message_unref(req->msg);
req->msg = NULL;
}
if (req->call) {
dbus_pending_call_unref(req->call);
req->call = NULL;
}
if (req->destroy)
req->destroy(req->dispatch_data);
g_free(req);
}
static void sms_agent_send_noreply(struct sms_agent *agent, const char *method)
{
DBusConnection *conn = ofono_dbus_get_connection();
DBusMessage *message;
message = dbus_message_new_method_call(agent->service, agent->path,
agent->interface, method);
if (message == NULL)
return;
dbus_message_set_no_reply(message, TRUE);
DBG("Sending: '%s.%s' to '%s' at '%s'", agent->interface, method,
agent->service, agent->path);
g_dbus_send_message(conn, message);
}
static inline void sms_agent_send_release(struct sms_agent *agent)
{
sms_agent_send_noreply(agent, "Release");
}
static void sms_agent_disconnect_cb(DBusConnection *conn, void *data)
{
struct sms_agent *agent = data;
agent->disconnect_watch = 0;
sms_agent_free(agent);
}
struct sms_agent *sms_agent_new(const char *interface,
const char *service, const char *path)
{
struct sms_agent *agent = g_try_new0(struct sms_agent, 1);
DBusConnection *conn = ofono_dbus_get_connection();
if (agent == NULL)
return NULL;
agent->interface = g_strdup(interface);
agent->service = g_strdup(service);
agent->path = g_strdup(path);
agent->disconnect_watch = g_dbus_add_disconnect_watch(conn, service,
sms_agent_disconnect_cb,
agent, NULL);
return agent;
}
void sms_agent_set_removed_notify(struct sms_agent *agent,
ofono_destroy_func destroy,
void *user_data)
{
agent->removed_cb = destroy;
agent->removed_data = user_data;
}
static void sms_agent_request_cancel(gpointer element, gpointer userdata)
{
struct sms_agent_request *req = element;
dbus_pending_call_cancel(req->call);
sms_agent_request_free(req);
}
void sms_agent_free(struct sms_agent *agent)
{
DBusConnection *conn = ofono_dbus_get_connection();
if (agent == NULL)
return;
if (agent->disconnect_watch) {
sms_agent_send_release(agent);
g_dbus_remove_watch(conn, agent->disconnect_watch);
agent->disconnect_watch = 0;
}
if (agent->removed_cb)
agent->removed_cb(agent->removed_data);
g_slist_foreach(agent->reqs, sms_agent_request_cancel, NULL);
g_slist_free(agent->reqs);
g_free(agent->path);
g_free(agent->service);
g_free(agent->interface);
g_free(agent);
}
ofono_bool_t sms_agent_matches(struct sms_agent *agent, const char *service,
const char *path)
{
if (path == NULL || service == NULL)
return FALSE;
return g_str_equal(agent->path, path) &&
g_str_equal(agent->service, service);
}
static int check_error(struct sms_agent *agent, DBusMessage *reply,
enum sms_agent_result *out_result)
{
DBusError err;
int result = 0;
dbus_error_init(&err);
if (dbus_set_error_from_message(&err, reply) == FALSE) {
*out_result = SMS_AGENT_RESULT_OK;
return 0;
}
DBG("SmsAgent %s replied with error %s, %s",
agent->path, err.name, err.message);
/* Timeout is always valid */
if (g_str_equal(err.name, DBUS_ERROR_NO_REPLY)) {
*out_result = SMS_AGENT_RESULT_TIMEOUT;
goto out;
}
result = -EINVAL;
out:
dbus_error_free(&err);
return result;
}
static void sms_agent_dispatch_reply_cb(DBusPendingCall *call, void *data)
{
struct sms_agent_request *req = data;
struct sms_agent *agent = req->agent;
sms_agent_dispatch_cb cb = req->dispatch_cb;
void *dispatch_data = req->dispatch_data;
DBusMessage *reply = dbus_pending_call_steal_reply(req->call);
enum sms_agent_result result;
if (check_error(agent, reply, &result) == -EINVAL) {
dbus_message_unref(reply);
sms_agent_free(agent);
return;
}
agent->reqs = g_slist_remove(agent->reqs, req);
sms_agent_request_free(req);
if (cb)
cb(agent, result, dispatch_data);
dbus_message_unref(reply);
}
int sms_agent_dispatch_datagram(struct sms_agent *agent, const char *method,
const char *from,
const struct tm *remote_sent_time,
const struct tm *local_sent_time,
const unsigned char *content, unsigned int len,
sms_agent_dispatch_cb cb, void *user_data,
ofono_destroy_func destroy)
{
struct sms_agent_request *req;
DBusConnection *conn = ofono_dbus_get_connection();
DBusMessageIter iter;
DBusMessageIter dict;
DBusMessageIter array;
char buf[128];
const char *str = buf;
req = sms_agent_request_new(agent, cb, user_data, destroy);
if (req == NULL)
return -ENOMEM;
req->msg = dbus_message_new_method_call(agent->service, agent->path,
agent->interface, method);
if (req->msg == NULL) {
sms_agent_request_free(req);
return -ENOMEM;
}
dbus_message_iter_init_append(req->msg, &iter);
dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY,
DBUS_TYPE_BYTE_AS_STRING, &array);
dbus_message_iter_append_fixed_array(&array, DBUS_TYPE_BYTE,
&content, len);
dbus_message_iter_close_container(&iter, &array);
dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY,
OFONO_PROPERTIES_ARRAY_SIGNATURE,
&dict);
strftime(buf, 127, "%Y-%m-%dT%H:%M:%S%z", local_sent_time);
buf[127] = '\0';
ofono_dbus_dict_append(&dict, "LocalSentTime", DBUS_TYPE_STRING, &str);
strftime(buf, 127, "%Y-%m-%dT%H:%M:%S%z", remote_sent_time);
buf[127] = '\0';
ofono_dbus_dict_append(&dict, "SentTime", DBUS_TYPE_STRING, &str);
ofono_dbus_dict_append(&dict, "Sender", DBUS_TYPE_STRING, &from);
dbus_message_iter_close_container(&iter, &dict);
if (!dbus_connection_send_with_reply(conn, req->msg, &req->call, -1)) {
ofono_error("Sending D-Bus method failed");
sms_agent_request_free(req);
return -EIO;
}
agent->reqs = g_slist_append(agent->reqs, req);
dbus_pending_call_set_notify(req->call, sms_agent_dispatch_reply_cb,
req, NULL);
return 0;
}
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