C++系统漏洞扫描程序 急于WINSOCK的网络检测系统，有端口过滤功能-C system loopholes scanning procedures eager to Winsock network detection system, a port filtering function

这是个简单的端口扫描程序，它的原理是利用几个winsock中主要函数，和标准c++标准异常-This is a simple port scanning procedures, it is the principle of using several protocols of the main function, and abnormal standards c standards