1 /* $NetBSD: crypto-null.c,v 1.1.1.2 2014/04/24 12:45:49 pettai Exp $ */ 2 3 /* 4 * Copyright (c) 1997 - 2008 Kungliga Tekniska Högskolan 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 42 static struct _krb5_key_type keytype_null = { 43 ENCTYPE_NULL, 44 "null", 45 0, 46 0, 47 0, 48 NULL, 49 NULL, 50 NULL 51 }; 52 53 static krb5_error_code 54 NONE_checksum(krb5_context context, 55 struct _krb5_key_data *key, 56 const void *data, 57 size_t len, 58 unsigned usage, 59 Checksum *C) 60 { 61 return 0; 62 } 63 64 struct _krb5_checksum_type _krb5_checksum_none = { 65 CKSUMTYPE_NONE, 66 "none", 67 1, 68 0, 69 0, 70 NONE_checksum, 71 NULL 72 }; 73 74 static krb5_error_code 75 NULL_encrypt(krb5_context context, 76 struct _krb5_key_data *key, 77 void *data, 78 size_t len, 79 krb5_boolean encryptp, 80 int usage, 81 void *ivec) 82 { 83 return 0; 84 } 85 86 struct _krb5_encryption_type _krb5_enctype_null = { 87 ETYPE_NULL, 88 "null", 89 1, 90 1, 91 0, 92 &keytype_null, 93 &_krb5_checksum_none, 94 NULL, 95 F_DISABLED, 96 NULL_encrypt, 97 0, 98 NULL 99 }; 100