一个bt的开源的 C++ 库，很清晰，可以运行于多个编程环境，支持多个平台，Unix，Windows等。 libtorrent is a C++ library that aims to be a good alternative to all the other bittorrent implementations around. It is a library and not a full featured client, although it comes with a work

包括Tcp,Http通信的,以及结合树型控件之间拖动,上传,下载的C/C++源码.从本网站参考的树型控件代码,进行组合修改之后的功能更强大的控件通信管理端代码.-it is very good commu&mfc software!

一种断点续传工具FTP的源代码，c语言编写。-A HTTP tools FTP source code, c language.