https://cppcon.org/ https://github.com/CppCon/CppCon2020/blob/main/Presentations/the_networking_ts_from_scratch_io_objects/the_networking_ts_from_scratch_io_objects__robert_leahy__cppcon_2020.pdf

The facilities of the Networking TS provide a framework within which testable, extensible, asynchronous programs may be written in C++. Alongside this the Networking TS provides concrete “I/O object” types which provide means of performing I/O and thereby allow the authoring of such programs …