socket编程 实现文件传输 linux环境 网络编程-socket programming linux environment network programming file transfer

PF PACKET包的socket编程，里面包含了包过滤功能的相关代码。代码中包含了已编译好的可执行文件，可以在linux环境中直接使用。-The PF PACKET package socket programming, which contains the relevant code for packet filtering. The code contains a pre-compiled executable file, can be used directly in the Linux