[C/C++] Linux kriptiranje

#include <stdio.h>
#include <rpc/des_crypt.h>


void show(unsigned char *buf) 
{
  int i;
  for(i=0;i<8;i++) {

    printf("%03d ",buf[i]);
  }
  printf("\n");
}

char *des_error[]={"DESERR_NONE",
		   "DESERR_NOHWDEVICE",
		   "DESERR_HWERROR",
		   "DESERR_BADPARAM" };

main()
{
  char  key[8]={0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff };
  char  *txt="12345678";
  int err;
  
  /* encode txt with key */
  show(key);
  show(txt);

  err=ecb_crypt(key,txt,8, DES_ENCRYPT | DES_SW ); // pri teli vrstici pade

  printf("%s\n",des_error[err]);
  show(txt);

  err=ecb_crypt(key,txt,8, DES_DECRYPT | DES_SW );
  printf("%s\n",des_error[err]);
  show(txt);
}