Libpcap数据包捕获机制剖析与研究

Dissecting and Researching of Packet Capture Mechanism Libpcap

本文基于Linux平台,深入研究了国外优秀的数据包捕获函数库Libpcap,及它的改进版本Libpcap-mmap的结构和原理。并根据实验的结果,对这两种结构捕获数据包的性能进行了比较。

this paper fully studies the structure and principle of the packet capture library libpcap, and libpcap-mmap which is the special version of libpcap .In the end, the performances of the two structure are compared on the experimental results.