xhj/embeded-gateway: 网关代码

xhj 4d99525703 first commit		6 сар өмнө
..
CMakeLists.txt	4d99525703 first commit	6 сар өмнө
exception_policy.hpp	4d99525703 first commit	6 сар өмнө
integer.hpp	4d99525703 first commit	6 сар өмнө
numeric.hpp	4d99525703 first commit	6 сар өмнө
promotion_policy.hpp	4d99525703 first commit	6 сар өмнө
safe_numeric.hpp	4d99525703 first commit	6 сар өмнө