- event_set(&c->inevent, c->socket, EV_READ | EV_PERSIST, handle_meta_connection_data, c);
- event_set(&c->outevent, c->socket, EV_WRITE | EV_PERSIST, handle_meta_write, c);
- event_add(&c->inevent, NULL);
+ io_add(&c->io, handle_meta_io, c, c->socket, IO_READ);