1178825Sdfr/* 2178825Sdfr * Copyright (c) 2007 Kungliga Tekniska H�gskolan 3178825Sdfr * (Royal Institute of Technology, Stockholm, Sweden). 4178825Sdfr * All rights reserved. 5178825Sdfr * 6178825Sdfr * Redistribution and use in source and binary forms, with or without 7178825Sdfr * modification, are permitted provided that the following conditions 8178825Sdfr * are met: 9178825Sdfr * 10178825Sdfr * 1. Redistributions of source code must retain the above copyright 11178825Sdfr * notice, this list of conditions and the following disclaimer. 12178825Sdfr * 13178825Sdfr * 2. Redistributions in binary form must reproduce the above copyright 14178825Sdfr * notice, this list of conditions and the following disclaimer in the 15178825Sdfr * documentation and/or other materials provided with the distribution. 16178825Sdfr * 17178825Sdfr * 3. Neither the name of KTH nor the names of its contributors may be 18178825Sdfr * used to endorse or promote products derived from this software without 19178825Sdfr * specific prior written permission. 20178825Sdfr * 21178825Sdfr * THIS SOFTWARE IS PROVIDED BY KTH AND ITS CONTRIBUTORS ``AS IS'' AND ANY 22178825Sdfr * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23178825Sdfr * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 24178825Sdfr * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL KTH OR ITS CONTRIBUTORS BE 25178825Sdfr * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 26178825Sdfr * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 27178825Sdfr * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 28178825Sdfr * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 29178825Sdfr * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 30178825Sdfr * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 31178825Sdfr * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 32178825Sdfr */ 33178825Sdfr 34178825Sdfr#include "krb5_locl.h" 35178825Sdfr 36178825SdfrRCSID("$Id: test_prf.c 20843 2007-06-03 14:23:20Z lha $"); 37178825Sdfr 38178825Sdfr#include <hex.h> 39178825Sdfr#include <err.h> 40178825Sdfr 41178825Sdfr/* 42178825Sdfr * key: string2key(aes256, "testkey", "testkey", default_params) 43178825Sdfr * input: unhex(1122334455667788) 44178825Sdfr * output: 58b594b8a61df6e9439b7baa991ff5c1 45178825Sdfr * 46178825Sdfr * key: string2key(aes128, "testkey", "testkey", default_params) 47178825Sdfr * input: unhex(1122334455667788) 48178825Sdfr * output: ffa2f823aa7f83a8ce3c5fb730587129 49178825Sdfr */ 50178825Sdfr 51178825Sdfrint 52178825Sdfrmain(int argc, char **argv) 53178825Sdfr{ 54178825Sdfr krb5_context context; 55178825Sdfr krb5_error_code ret; 56178825Sdfr krb5_keyblock key; 57178825Sdfr krb5_crypto crypto; 58178825Sdfr size_t length; 59178825Sdfr krb5_data input, output, output2; 60178825Sdfr krb5_enctype etype = ETYPE_AES256_CTS_HMAC_SHA1_96; 61178825Sdfr 62178825Sdfr ret = krb5_init_context(&context); 63178825Sdfr if (ret) 64178825Sdfr errx(1, "krb5_init_context %d", ret); 65178825Sdfr 66178825Sdfr ret = krb5_generate_random_keyblock(context, etype, &key); 67178825Sdfr if (ret) 68178825Sdfr krb5_err(context, 1, ret, "krb5_generate_random_keyblock"); 69178825Sdfr 70178825Sdfr ret = krb5_crypto_prf_length(context, etype, &length); 71178825Sdfr if (ret) 72178825Sdfr krb5_err(context, 1, ret, "krb5_crypto_prf_length"); 73178825Sdfr 74178825Sdfr ret = krb5_crypto_init(context, &key, 0, &crypto); 75178825Sdfr if (ret) 76178825Sdfr krb5_err(context, 1, ret, "krb5_crypto_init"); 77178825Sdfr 78178825Sdfr input.data = rk_UNCONST("foo"); 79178825Sdfr input.length = 3; 80178825Sdfr 81178825Sdfr ret = krb5_crypto_prf(context, crypto, &input, &output); 82178825Sdfr if (ret) 83178825Sdfr krb5_err(context, 1, ret, "krb5_crypto_prf"); 84178825Sdfr 85178825Sdfr ret = krb5_crypto_prf(context, crypto, &input, &output2); 86178825Sdfr if (ret) 87178825Sdfr krb5_err(context, 1, ret, "krb5_crypto_prf"); 88178825Sdfr 89178825Sdfr if (krb5_data_cmp(&output, &output2) != 0) 90178825Sdfr krb5_errx(context, 1, "krb5_data_cmp"); 91178825Sdfr 92178825Sdfr krb5_data_free(&output); 93178825Sdfr krb5_data_free(&output2); 94178825Sdfr 95178825Sdfr krb5_crypto_destroy(context, crypto); 96178825Sdfr 97178825Sdfr krb5_free_keyblock_contents(context, &key); 98178825Sdfr 99178825Sdfr krb5_free_context(context); 100178825Sdfr 101178825Sdfr return 0; 102178825Sdfr} 103