1*ae771770SStanislav Sedov /*
2*ae771770SStanislav Sedov * Copyright (c) 1997 - 2008 Kungliga Tekniska Högskolan
3*ae771770SStanislav Sedov * (Royal Institute of Technology, Stockholm, Sweden).
4*ae771770SStanislav Sedov * All rights reserved.
5*ae771770SStanislav Sedov *
6*ae771770SStanislav Sedov * Redistribution and use in source and binary forms, with or without
7*ae771770SStanislav Sedov * modification, are permitted provided that the following conditions
8*ae771770SStanislav Sedov * are met:
9*ae771770SStanislav Sedov *
10*ae771770SStanislav Sedov * 1. Redistributions of source code must retain the above copyright
11*ae771770SStanislav Sedov * notice, this list of conditions and the following disclaimer.
12*ae771770SStanislav Sedov *
13*ae771770SStanislav Sedov * 2. Redistributions in binary form must reproduce the above copyright
14*ae771770SStanislav Sedov * notice, this list of conditions and the following disclaimer in the
15*ae771770SStanislav Sedov * documentation and/or other materials provided with the distribution.
16*ae771770SStanislav Sedov *
17*ae771770SStanislav Sedov * 3. Neither the name of the Institute nor the names of its contributors
18*ae771770SStanislav Sedov * may be used to endorse or promote products derived from this software
19*ae771770SStanislav Sedov * without specific prior written permission.
20*ae771770SStanislav Sedov *
21*ae771770SStanislav Sedov * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
22*ae771770SStanislav Sedov * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23*ae771770SStanislav Sedov * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24*ae771770SStanislav Sedov * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
25*ae771770SStanislav Sedov * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26*ae771770SStanislav Sedov * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27*ae771770SStanislav Sedov * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28*ae771770SStanislav Sedov * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29*ae771770SStanislav Sedov * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30*ae771770SStanislav Sedov * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31*ae771770SStanislav Sedov * SUCH DAMAGE.
32*ae771770SStanislav Sedov */
33*ae771770SStanislav Sedov
34*ae771770SStanislav Sedov #include "krb5_locl.h"
35*ae771770SStanislav Sedov
36*ae771770SStanislav Sedov #ifndef HEIMDAL_SMALLER
37*ae771770SStanislav Sedov #define DES3_OLD_ENCTYPE 1
38*ae771770SStanislav Sedov #endif
39*ae771770SStanislav Sedov
40*ae771770SStanislav Sedov static struct _krb5_key_type keytype_null = {
41*ae771770SStanislav Sedov ENCTYPE_NULL,
42*ae771770SStanislav Sedov "null",
43*ae771770SStanislav Sedov 0,
44*ae771770SStanislav Sedov 0,
45*ae771770SStanislav Sedov 0,
46*ae771770SStanislav Sedov NULL,
47*ae771770SStanislav Sedov NULL,
48*ae771770SStanislav Sedov NULL
49*ae771770SStanislav Sedov };
50*ae771770SStanislav Sedov
51*ae771770SStanislav Sedov static krb5_error_code
NONE_checksum(krb5_context context,struct _krb5_key_data * key,const void * data,size_t len,unsigned usage,Checksum * C)52*ae771770SStanislav Sedov NONE_checksum(krb5_context context,
53*ae771770SStanislav Sedov struct _krb5_key_data *key,
54*ae771770SStanislav Sedov const void *data,
55*ae771770SStanislav Sedov size_t len,
56*ae771770SStanislav Sedov unsigned usage,
57*ae771770SStanislav Sedov Checksum *C)
58*ae771770SStanislav Sedov {
59*ae771770SStanislav Sedov return 0;
60*ae771770SStanislav Sedov }
61*ae771770SStanislav Sedov
62*ae771770SStanislav Sedov struct _krb5_checksum_type _krb5_checksum_none = {
63*ae771770SStanislav Sedov CKSUMTYPE_NONE,
64*ae771770SStanislav Sedov "none",
65*ae771770SStanislav Sedov 1,
66*ae771770SStanislav Sedov 0,
67*ae771770SStanislav Sedov 0,
68*ae771770SStanislav Sedov NONE_checksum,
69*ae771770SStanislav Sedov NULL
70*ae771770SStanislav Sedov };
71*ae771770SStanislav Sedov
72*ae771770SStanislav Sedov static krb5_error_code
NULL_encrypt(krb5_context context,struct _krb5_key_data * key,void * data,size_t len,krb5_boolean encryptp,int usage,void * ivec)73*ae771770SStanislav Sedov NULL_encrypt(krb5_context context,
74*ae771770SStanislav Sedov struct _krb5_key_data *key,
75*ae771770SStanislav Sedov void *data,
76*ae771770SStanislav Sedov size_t len,
77*ae771770SStanislav Sedov krb5_boolean encryptp,
78*ae771770SStanislav Sedov int usage,
79*ae771770SStanislav Sedov void *ivec)
80*ae771770SStanislav Sedov {
81*ae771770SStanislav Sedov return 0;
82*ae771770SStanislav Sedov }
83*ae771770SStanislav Sedov
84*ae771770SStanislav Sedov struct _krb5_encryption_type _krb5_enctype_null = {
85*ae771770SStanislav Sedov ETYPE_NULL,
86*ae771770SStanislav Sedov "null",
87*ae771770SStanislav Sedov 1,
88*ae771770SStanislav Sedov 1,
89*ae771770SStanislav Sedov 0,
90*ae771770SStanislav Sedov &keytype_null,
91*ae771770SStanislav Sedov &_krb5_checksum_none,
92*ae771770SStanislav Sedov NULL,
93*ae771770SStanislav Sedov F_DISABLED,
94*ae771770SStanislav Sedov NULL_encrypt,
95*ae771770SStanislav Sedov 0,
96*ae771770SStanislav Sedov NULL
97*ae771770SStanislav Sedov };
98