Sender¶ struct Sender : public roq::io::Sender¶ Public Functions virtual ~Sender() override = default¶ struct Error¶ Public Members int what = {}¶ struct Handler¶ Public Functions virtual void operator()(Error const&) = 0¶ virtual void operator()(Write const&) = 0¶ struct Write¶ Public Members size_t bytes_sent = {}¶ std::span<std::byte> payload¶