Inherited from socket_base. Socket option to send keep-alives. typedef implementation_defined keep_alive; Implements the SOL_SOCKET/SO_KEEPALIVE socket option. ExamplesSetting the option: boost::asio::ip::tcp::socket socket(io_service); ... boost::asio::socket_base::keep_alive option(true); socket.set_option(option); Getting the current option value: boost::asio::ip::tcp::socket socket(io_service); ... boost::asio::socket_base::keep_alive option; socket.get_option(option); bool is_set = option.value(); |