| 1. | There are two series interface installed on the os in advance , the one is called bsd socket designed by berkeley software , with the working mode of blocking synchronization , nonblocking asynchronization and polling , the other is named winsock designed by microsoft , worked via the way of windows message driven . as the foundation of process socket seizing technologies under microsoft windows , api ( application program interface ) hook technology is the core to achieve Windows进程套接字数据劫持技术的基础部分, windows应用程序接口api挂接技术,该技术是实现操作系统不支持的特殊功能的应用程序的核心,有相当难度,与传统的基于网络设备接口规范( ndis )的包过滤技术相比,该技术的不同之处在于它可以在应用层上对任意进程的网络输入和输出数据进行捕获。 |