Subversion Repositories zet86

#include <sys/types.h>

#include <sys/stat.h>

#include <fcntl.h>

#include <stdio.h>

#include <string.h>

#include <stdlib.h>

int main(int argc, char *argv[])

{

  int  f1, f2, c1, c2;

  char err[50];

  unsigned char *buf1, *buf2;

  if (argc!=3)

    {

      sprintf(err, "Usage: %s hdnew.img hdref.img\n", argv[0]);

      write(2, &err, strlen(err));

      exit(1);

    }

  f1 = open (argv[1], O_RDONLY);

  if (f1<0)

    {

      sprintf(err, "Could not open file %s\n", argv[1]);

      write(2, &err, strlen(err));

      exit(1);

    }

  f2 = open (argv[2], O_RDONLY);

  if (f2<0)

    {

      sprintf(err, "Could not open file %s\n", argv[2]);

      write(2, &err, strlen(err));

      exit(1);

    }

  buf1 = malloc(131072);

  if (!buf1)

    {

      sprintf(err, "Could not allocate 128kb of memory for the 1st buffer\n");

      write(2, &err, strlen(err));

      exit(1);

    }

  buf2 = malloc(131072);

  if (!buf2)

    {

      sprintf(err, "Could not allocate 128kb of memory for the 2nd buffer\n");

      write(2, &err, strlen(err));

      exit(1);

    }

    c1=read(f1, &buf1, 131072); // 128kb block

    c2=read(f2, &buf2, 131072);

    memcmp (buf1, buf2, 131072);

  return 0;

}