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/*
* Copyright (c) 1995, 1996, 1997, 1998 Kungliga Tekniska Högskolan
* (Royal Institute of Technology, Stockholm, Sweden).
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
/* $FreeBSD$ */
#include "config.h"
RCSID("$Id: kstring2key.c,v 1.16 1999/12/02 16:58:28 joda Exp $");
#include <stdio.h>
#include <string.h>
#include <ctype.h>
#include <err.h>
#include <roken.h>
#include <openssl/des.h>
#include <krb.h>
#define VERIFY 0
static void
usage(void)
{
fprintf(stderr,
"Usage: %s [-c AFS cellname] [ -5 krb5salt ] [ password ]\n",
__progname);
fprintf(stderr,
" krb5salt is realmname APPEND principal APPEND instance\n");
exit(1);
}
static
void
krb5_string_to_key(char *str,
char *salt,
des_cblock *key)
{
char *foo;
asprintf(&foo, "%s%s", str, salt);
if (foo == NULL)
errx (1, "malloc: out of memory");
des_string_to_key(foo, key);
free (foo);
}
int
main(int argc, char **argv)
{
des_cblock key;
char buf[1024];
char *cellname = 0, *salt = 0;
set_progname (argv[0]);
if (argc >= 3 && argv[1][0] == '-' && argv[1][1] == 'c')
{
cellname = argv[2];
argv += 2;
argc -= 2;
}
else if (argc >= 3 && argv[1][0] == '-' && argv[1][1] == '5')
{
salt = argv[2];
argv += 2;
argc -= 2;
}
if (argc >= 2 && argv[1][0] == '-')
usage();
switch (argc) {
case 1:
if (des_read_pw_string(buf, sizeof(buf)-1, "password: ", VERIFY))
errx (1, "Error reading password.");
break;
case 2:
strlcpy(buf, argv[1], sizeof(buf));
break;
default:
usage();
break;
}
if (cellname != 0)
afs_string_to_key(buf, cellname, &key);
else if (salt != 0)
krb5_string_to_key(buf, salt, &key);
else
des_string_to_key(buf, &key);
{
int j;
unsigned char *tkey = (unsigned char *) &key;
printf("ascii = ");
for(j = 0; j < 8; j++)
if(tkey[j] != '\\' && isalpha(tkey[j]) != 0)
printf("%c", tkey[j]);
else
printf("\\%03o",(unsigned char)tkey[j]);
printf("\n");
printf("hex = ");
for(j = 0; j < 8; j++)
printf("%02x",(unsigned char)tkey[j]);
printf("\n");
}
exit(0);
}
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