使用中断门实现在Windows98操作系统中从应用级跳转到核心级  

Jump from Application Grade to Nucleus Grade in Windows98 Operating System by Means of Interrupt Gates

作　　者：施旭燕 张志[1] 田凯[1] 

机构地区：[1]哈尔滨工程大学自动化学院,黑龙江哈尔滨150001

出　　处：《应用科技》2002年第6期26-28,共3页Applied Science and Technology

摘　　要：在Windows9x操作系统下实现中断必须通过级别跳转 ,特别是软中断还要进行跳转前后的级别检查 ,如果不用专门工具是相当困难的。介绍了利用修改中断门描述符的办法来实现跳转 ,不需要专门工具 ,十分方便。It is very hard to realize interruption without special tools in Windows98 Operating System because not only must it switch to high level, but also the soft interruption need to be checked for the level fore and aft the switch by means of revising interruption gates descriptor. It is convenient to be implemented without using special tools.

关 键 词：中断门 WINDOWS98操作系统 应用跳级 核心级 

分 类 号：TP316.7[自动化与计算机技术—计算机软件与理论]