#include<openssl\MD5.H>
#include<openssl\bio.h>
#include<stdio.h>
#include<string.h>


int fileC(char *datafilename,char *md5filename,int mode);
//return 0 said they are accept return -1 said they are not 
//mode is setted  for 0 is make the md5file of datafile  always return 0
//                    -1 is compare the md5file and data file