/* * 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 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); }
EAPI void eldbus_pending_cancel(Eldbus_Pending *pending) { Eldbus_Message *error_message; ELDBUS_PENDING_CHECK(pending); EINA_SAFETY_ON_NULL_RETURN(pending->dbus_pending); DBG("pending=%p", pending); dbus_pending_call_cancel(pending->dbus_pending); error_message = eldbus_message_error_new(pending->msg_sent, ELDBUS_ERROR_PENDING_CANCELED, "Canceled by user."); eldbus_pending_dispatch(pending, error_message); }