1/*
2 * Copyright (c) 1997 - 2008 Kungliga Tekniska Högskolan
3 * (Royal Institute of Technology, Stockholm, Sweden).
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 *
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 *
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 *
17 * 3. Neither the name of the Institute nor the names of its contributors
18 *    may be used to endorse or promote products derived from this software
19 *    without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 */
33
34#include "krb5_locl.h"
35
36#ifndef HEIMDAL_SMALLER
37#define DES3_OLD_ENCTYPE 1
38#endif
39
40static struct _krb5_key_type keytype_null = {
41    KRB5_ENCTYPE_NULL,
42    "null",
43    0,
44    0,
45    0,
46    NULL,
47    NULL,
48    NULL
49};
50
51static krb5_error_code
52NONE_checksum(krb5_context context,
53	      struct _krb5_key_data *key,
54	      const void *data,
55	      size_t len,
56	      unsigned usage,
57	      Checksum *C)
58{
59    return 0;
60}
61
62struct _krb5_checksum_type _krb5_checksum_none = {
63    CKSUMTYPE_NONE,
64    "none",
65    1,
66    0,
67    0,
68    NONE_checksum,
69    NULL
70};
71
72static krb5_error_code
73NULL_encrypt(krb5_context context,
74	     struct _krb5_key_data *key,
75	     void *data,
76	     size_t len,
77	     krb5_boolean encryptp,
78	     int usage,
79	     void *ivec)
80{
81    return 0;
82}
83
84struct _krb5_encryption_type _krb5_enctype_null = {
85    ETYPE_NULL,
86    "null",
87    1,
88    1,
89    0,
90    &keytype_null,
91    &_krb5_checksum_none,
92    NULL,
93    F_DISABLED,
94    NULL_encrypt,
95    0,
96    NULL
97};
98