CRC校验代码。-CRC code.

file gathering through directories and this class allows just that: gather file information recursively by directory and, as a bonus track, it also calculates 32bit file-checksum (note this is not NT s executables checksum calculated with MapFileAndC

文件CRC码计算小程序，功能演示，内含详细过程-File CRC code calculation of small programs, functional demo, containing the detailed process