Pure C interface for CTP

Licensed under the MIT License

If you need other CTP version, just switch the git branches.

e.g.
git checkout v6.3.15
git checkout v6.3.19
git checkout v6.5.1
git checkout v6.6.5

https://www.simnow.com.cn/static/apiDownload.action

after install xmake from https://xmake.io

xmake build -avy