/**
 *     $Id: crypt.c,v 1.1.1.1 2008-04-28 17:32:53 mbroeker Exp $
 * $Source: /development/c/demos/crypt.c,v $
 *
 */

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

int main (int argc, char **argv)
{
    char *data;
    int i;

    if (argc != 2) {
        printf ("Usage: %s <str>\n", argv[0]);
        return EXIT_SUCCESS;
    }

    /*
     * Its already allocated
     */
    data = argv[1];

    for (i = 0; data[i]; i++)
        data[i] = data[i] + 1;

    printf ("EnCrypted Data: %s\n", data);

    for (i = 0; data[i]; i++)
        data[i] = data[i] - 1;

    printf ("DeCrypted Data: %s\n", data);

    return 0;
}