delphi语言开发的p2p代码，支持上传下载，能够灵活控制文件传输-delphi language development of the p2p code, and support for uploading and downloading can be flexible control of file transfers

基于UDP实现的P2P程序，实现了可靠传输和流量控制。-an implementation of P2P based udp ,achieve a reliable transmission and flow control