摘要
用DEBUG调试程序和文本文件,结合管道命令对COMMANDCOM文件进行反汇编.依此,详细分析了内部删除命令的算法,并通过变更命令处理器,对内部删除命令的限制使用给出具体方法.
The command.com is disassembled with DEBUG.EXE text file and piping command “|”.According to this,the structure of the inner deletion command is differentiated,and by means of changing commandcom,the methods of the inner deletion prevention are presented.