Unix时间转换，简单的将UNIX系统中的时间还原成我们能识别的时间-Unix time conversion, a simple UNIX system, the time will be reduced to the time we can identify

这个是大学linux实验，包括linux系统的基本操作实验，linux的备份和还原，linux下进行编程-This is the University Linux experiments, including the basic operation of Linux system, Linux backup and restore, programming under Linux

将打包的jffs的bin文件还原成为linux系统可以读写的文件,支持各种加密方式(JFFS extract program which can release the compressed jffs bin file. Written in C)