网络端口的动态绑定和探测方法，VC6.0和Socket开发。-port Dynamic binding and detection methods, and Socket VC6.0 development.

声明一个原始套接字，设置套接字选项，将本地IP和端口绑定到该套接字，使用WSAIoctl设置SIO_RCVALL 接收所有的数据包，启动一个死循环来不断分析接收到的数据包-a statement original socket, set socket options to the local IP and port binding to the socket, use WSAIoctl SIO_RCVALL set up to receive all the data packets, star