1/*	$NetBSD: crypto-null.c,v 1.2 2017/01/28 21:31:49 christos Exp $	*/
2
3/*
4 * Copyright (c) 1997 - 2008 Kungliga Tekniska H��gskolan
5 * (Royal Institute of Technology, Stockholm, Sweden).
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 *
12 * 1. Redistributions of source code must retain the above copyright
13 *    notice, this list of conditions and the following disclaimer.
14 *
15 * 2. Redistributions in binary form must reproduce the above copyright
16 *    notice, this list of conditions and the following disclaimer in the
17 *    documentation and/or other materials provided with the distribution.
18 *
19 * 3. Neither the name of the Institute nor the names of its contributors
20 *    may be used to endorse or promote products derived from this software
21 *    without specific prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26 * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * SUCH DAMAGE.
34 */
35
36#include "krb5_locl.h"
37
38#ifndef HEIMDAL_SMALLER
39#define DES3_OLD_ENCTYPE 1
40#endif
41
42static struct _krb5_key_type keytype_null = {
43    KRB5_ENCTYPE_NULL,
44    "null",
45    0,
46    0,
47    0,
48    NULL,
49    NULL,
50    NULL,
51    NULL,
52    NULL,
53    NULL
54};
55
56static krb5_error_code
57NONE_checksum(krb5_context context,
58	      struct _krb5_key_data *key,
59	      const void *data,
60	      size_t len,
61	      unsigned usage,
62	      Checksum *C)
63{
64    return 0;
65}
66
67struct _krb5_checksum_type _krb5_checksum_none = {
68    CKSUMTYPE_NONE,
69    "none",
70    1,
71    0,
72    0,
73    NONE_checksum,
74    NULL
75};
76
77static krb5_error_code
78NULL_encrypt(krb5_context context,
79	     struct _krb5_key_data *key,
80	     void *data,
81	     size_t len,
82	     krb5_boolean encryptp,
83	     int usage,
84	     void *ivec)
85{
86    return 0;
87}
88
89struct _krb5_encryption_type _krb5_enctype_null = {
90    ETYPE_NULL,
91    "null",
92    NULL,
93    1,
94    1,
95    0,
96    &keytype_null,
97    &_krb5_checksum_none,
98    NULL,
99    F_DISABLED,
100    NULL_encrypt,
101    0,
102    NULL
103};
104