Socket option for the receive low watermark.
typedef implementation_defined receive_low_watermark;
Implements the SOL_SOCKET/SO_RCVLOWAT socket option.
Setting the option:
asio::ip::tcp::socket socket(io_context); ... asio::socket_base::receive_low_watermark option(1024); socket.set_option(option);
Getting the current option value:
asio::ip::tcp::socket socket(io_context); ... asio::socket_base::receive_low_watermark option; socket.get_option(option); int size = option.value();
Header: asio/socket_base.hpp
Convenience header: asio.hpp