Function cqe_to_conn

examples/proxy.c:226–231

static void *thread_main(void *data);

static struct conn *cqe_to_conn(struct io_uring_cqe *cqe)
{
	struct userdata ud = { .val = cqe->user_data };

	return &conns[ud.op_tid & TID_MASK];
}

static struct conn_dir *cqe_to_conn_dir(struct conn *c,
					struct io_uring_cqe *cqe)