本人当初学习完成端口时，从网上获取一些资料，重新整理，详细注释。封装成一个易于使用的类。工程里面有演示使用方法。直接编译，利用TCP工具可以测试。-I was learning at the completion of the port, to obtain some information from the Internet to refresh and detailed notes. Package into a category of easy-to-use. There are demo