能够在linux下指定的文件进行内容写零再删除，有点象windows下的瑞星中的文件粉碎的功能，但是目前还不支持对目录的操作

关于windows及linux系统本地硬盘文件的一个遍历程序，-Windows and linux on the local hard disk file system, a traversal procedure

HDD Raw Copy Tool is a utility for low-level, sector-by-sector hard disk duplication and image creation.HDD Raw Copy does not care about the operating system on the drive – it could be Windows, Linux, Mac, or any other OS with any number of partition