xhj/embeded-gateway: 网关代码

xhj 4d99525703 first commit		6 月之前
..
basic_descriptor.hpp	4d99525703 first commit	6 月之前
basic_stream_descriptor.hpp	4d99525703 first commit	6 月之前
descriptor.hpp	4d99525703 first commit	6 月之前
descriptor_base.hpp	4d99525703 first commit	6 月之前
stream_descriptor.hpp	4d99525703 first commit	6 月之前