This is library add coroutine support for C++. The design of this library is like Python's Asyncio. User can create coroutine to do some async task use this library easily. Every coroutine will start code in an independent stack. And multiple coroutines can start parallelism
https://github.com/zh-explorer/shadow
This coroutine is also a part of rwctf challenge witch called "Across the Great Wall". But I do not set vulnerability in this repo. But it still needs some future of coroutine when do exploit