http://www.rohitab.com/discuss/topic/28334-md5-checksum-c/
http://stackoverflow.com/questions/1220046/in-c-how-to-get-md5-hash-of-a-file
http://www.360doc.com/content/07/0917/18/44371_751658.shtml
http://www.rohitab.com/discuss/topic/28334-md5-checksum-c/
http://stackoverflow.com/questions/1220046/in-c-how-to-get-md5-hash-of-a-file
http://www.360doc.com/content/07/0917/18/44371_751658.shtml