Eldbus_Message *
_eldbus_connection_send_and_block(Eldbus_Connection *conn, Eldbus_Message *msg, double timeout)
{
Eldbus_Message *reply = NULL;
DBusError err;
DBusMessage *dbus_msg;
if (ecore_main_loop_nested_get())
WRN("Calling this function may result in dropped frames because the main loop is running");
dbus_error_init(&err);
dbus_msg =
dbus_connection_send_with_reply_and_block(conn->dbus_conn,
msg->dbus_msg, timeout, &err);
EINA_SAFETY_ON_TRUE_GOTO(dbus_error_is_set(&err), dbus_error_set);
dbus_error_free(&err);
reply = eldbus_message_new(EINA_FALSE);
EINA_SAFETY_ON_NULL_GOTO(reply, fail);
reply->dbus_msg = dbus_msg;
dbus_message_iter_init(reply->dbus_msg, &reply->iterator->dbus_iterator);
eldbus_message_unref(msg);
return reply;
dbus_error_set:
reply = eldbus_message_error_new(msg, err.name, err.message);
dbus_error_free(&err);
fail:
eldbus_message_unref(msg);
return reply;
}
static void
_efl_net_control_technology_property_set(Eo *o, Efl_Net_Control_Technology_Data *pd, const char *name, const char *signature, ...)
{
Eldbus_Message *msg;
Eldbus_Message_Iter *msg_itr, *var;
Eldbus_Pending *p;
va_list ap;
msg = eldbus_proxy_method_call_new(pd->proxy, "SetProperty");
EINA_SAFETY_ON_NULL_RETURN(msg);
msg_itr = eldbus_message_iter_get(msg);
EINA_SAFETY_ON_NULL_GOTO(msg_itr, error_send);
eldbus_message_iter_basic_append(msg_itr, 's', name);
var = eldbus_message_iter_container_new(msg_itr, 'v', signature);
va_start(ap, signature);
eldbus_message_iter_arguments_vappend(var, signature, ap);
va_end(ap);
eldbus_message_iter_container_close(msg_itr, var);
p = eldbus_proxy_send(pd->proxy, msg, _efl_net_control_technology_property_set_cb, o, DEFAULT_TIMEOUT);
EINA_SAFETY_ON_NULL_GOTO(p, error_send);
pd->pending = eina_list_append(pd->pending, p);
DBG("Setting property %s", name);
return;
error_send:
eldbus_message_unref(msg);
}
/*
* On success @param msg is unref'd or its ref is stolen by the returned
* Eldbus_Pending.
*/
Eldbus_Pending *
_eldbus_connection_send(Eldbus_Connection *conn, Eldbus_Message *msg, Eldbus_Message_Cb cb, const void *cb_data, double timeout)
{
Eldbus_Pending *pending;
Eldbus_Message *error_msg;
DBG("conn=%p, msg=%p, cb=%p, cb_data=%p, timeout=%f",
conn, msg, cb, cb_data, timeout);
if (!cb)
{
dbus_connection_send(conn->dbus_conn, msg->dbus_msg, NULL);
eldbus_message_unref(msg);
return NULL;
}
pending = calloc(1, sizeof(Eldbus_Pending));
EINA_SAFETY_ON_NULL_RETURN_VAL(pending, NULL);
pending->cb = cb;
pending->cb_data = cb_data;
pending->conn = conn;
pending->dest = eina_stringshare_add(dbus_message_get_destination(msg->dbus_msg));
pending->interface = eina_stringshare_add(dbus_message_get_interface(msg->dbus_msg));
pending->method = eina_stringshare_add(dbus_message_get_member(msg->dbus_msg));
pending->path = eina_stringshare_add(dbus_message_get_path(msg->dbus_msg));
/* Steal the reference */
pending->msg_sent = msg;
EINA_MAGIC_SET(pending, ELDBUS_PENDING_MAGIC);
if (!dbus_connection_send_with_reply(conn->dbus_conn,
msg->dbus_msg,
&pending->dbus_pending, timeout))
{
error_msg = _eldbus_message_error_get(msg, "org.enlightenment.DBus.NoConnection",
"Eldbus_Connection was closed.");
eldbus_pending_dispatch(pending, error_msg);
return NULL;
}
if (!pending->dbus_pending)
{
error_msg = _eldbus_message_error_get(msg, "org.enlightenment.DBus.Error",
"dbus_pending is NULL.");
eldbus_pending_dispatch(pending, error_msg);
return NULL;
}
if (dbus_pending_call_set_notify(pending->dbus_pending, cb_pending, pending, NULL))
return pending;
dbus_pending_call_cancel(pending->dbus_pending);
error_msg = _eldbus_message_error_get(pending->msg_sent,
"org.enlightenment.DBus.Error",
"Error when try set callback to message.");
eldbus_pending_dispatch(pending, error_msg);
return NULL;
}
static Eldbus_Message *
_cb_property_get(const Eldbus_Service_Interface *piface, const Eldbus_Message *msg)
{
const char *propname, *iface_name;
Eldbus_Service_Object *obj = piface->obj;
Eldbus_Service_Interface *iface;
Property *prop;
Eldbus_Message *reply, *error_reply = NULL;
Eldbus_Message_Iter *main_iter, *variant;
Eina_Bool ret;
Eldbus_Property_Get_Cb getter = NULL;
if (!eldbus_message_arguments_get(msg, "ss", &iface_name, &propname))
return NULL;
iface = eina_hash_find(obj->interfaces, iface_name);
if (!iface)
return eldbus_message_error_new(msg, DBUS_ERROR_UNKNOWN_INTERFACE,
"Interface not found.");
prop = eina_hash_find(iface->properties, propname);
if (!prop || prop->is_invalidate) goto not_found;
if (prop->property->get_func)
getter = prop->property->get_func;
else if (iface->get_func)
getter = iface->get_func;
if (!getter) goto not_found;
reply = eldbus_message_method_return_new(msg);
EINA_SAFETY_ON_NULL_RETURN_VAL(reply, NULL);
main_iter = eldbus_message_iter_get(reply);
variant = eldbus_message_iter_container_new(main_iter, 'v',
prop->property->type);
ret = getter(iface, propname, variant, msg, &error_reply);
if (ret)
{
eldbus_message_iter_container_close(main_iter, variant);
return reply;
}
eldbus_message_unref(reply);
return error_reply;
not_found:
return eldbus_message_error_new(msg, DBUS_ERROR_UNKNOWN_PROPERTY,
"Property not found.");
}
static void
eldbus_pending_dispatch(Eldbus_Pending *pending, Eldbus_Message *msg)
{
DBG("pending=%p msg=%p", pending, msg);
if (pending->cb)
pending->cb((void *)pending->cb_data, msg, pending);
eldbus_cbs_free_dispatch(&(pending->cbs_free), pending);
eldbus_data_del_all(&(pending->data));
if (msg) eldbus_message_unref(msg);
eldbus_message_unref(pending->msg_sent);
dbus_pending_call_unref(pending->dbus_pending);
pending->cb = NULL;
pending->dbus_pending = NULL;
eina_stringshare_del(pending->dest);
eina_stringshare_del(pending->path);
eina_stringshare_del(pending->interface);
eina_stringshare_del(pending->method);
EINA_MAGIC_SET(pending, EINA_MAGIC_NONE);
free(pending);
}
Eldbus_Message *eldbus_message_new(Eina_Bool writable)
{
Eldbus_Message *msg = calloc(1, sizeof(Eldbus_Message));
EINA_SAFETY_ON_NULL_RETURN_VAL(msg, NULL);
EINA_MAGIC_SET(msg, ELDBUS_MESSAGE_MAGIC);
msg->refcount = 1;
msg->iterator = _message_iterator_new(writable);
EINA_SAFETY_ON_NULL_GOTO(msg->iterator, fail);
return msg;
fail:
eldbus_message_unref(msg);
return NULL;
}
EAPI Eldbus_Message *
eldbus_message_method_call_new(const char *dest, const char *path, const char *iface, const char *method)
{
Eldbus_Message *msg;
EINA_SAFETY_ON_NULL_RETURN_VAL(dest, NULL);
EINA_SAFETY_ON_NULL_RETURN_VAL(path, NULL);
EINA_SAFETY_ON_NULL_RETURN_VAL(iface, NULL);
EINA_SAFETY_ON_NULL_RETURN_VAL(method, NULL);
#ifdef DBUS_SYNTAX_H
// added to libdbus:
// f426c6cddd158d6324923f28117bc8e512d6f64f Fri Feb 24 12:43:55 2012 +0000
if (!dbus_validate_bus_name(dest, NULL))
{
ERR("Invalid bus name '%s'", dest);
return NULL;
}
if (!dbus_validate_path(path, NULL))
{
ERR("Invalid path '%s'", path);
return NULL;
}
if (!dbus_validate_interface(iface, NULL))
{
ERR("Invalid interface '%s'", iface);
return NULL;
}
#endif
msg = eldbus_message_new(EINA_TRUE);
EINA_SAFETY_ON_NULL_GOTO(msg, fail);
msg->dbus_msg = dbus_message_new_method_call(dest, path, iface, method);
dbus_message_iter_init_append(msg->dbus_msg, &msg->iterator->dbus_iterator);
return msg;
fail:
eldbus_message_unref(msg);
return NULL;
}
static void
cb_pending(DBusPendingCall *dbus_pending, void *user_data)
{
Eldbus_Message *msg;
Eldbus_Pending *pending = user_data;
if (!dbus_pending_call_get_completed(dbus_pending))
{
INF("timeout to pending %p", pending);
dbus_pending_call_cancel(dbus_pending);
msg = eldbus_message_error_new(pending->msg_sent,
ELDBUS_ERROR_PENDING_TIMEOUT,
"This call was not completed in time.");
eldbus_pending_dispatch(pending, msg);
return;
}
msg = eldbus_message_new(EINA_FALSE);
EINA_SAFETY_ON_NULL_RETURN(msg);
msg->dbus_msg = dbus_pending_call_steal_reply(dbus_pending);
if (!msg->dbus_msg)
{
EINA_SAFETY_ON_NULL_GOTO(pending->cb, cleanup);
msg->dbus_msg = dbus_message_new_error(NULL,
"org.enlightenment.DBus.NoReply",
"There was no reply to this method call.");
EINA_SAFETY_ON_NULL_GOTO(msg->dbus_msg, cleanup);
}
dbus_message_iter_init(msg->dbus_msg, &msg->iterator->dbus_iterator);
eldbus_pending_dispatch(pending, msg);
return;
cleanup:
eldbus_message_unref(msg);
}
